cpython-lru_cache-weakref: Modules/arraymodule.c annotate

annotate Modules/arraymodule.c @ 58561:c57998e3be33 legacy-trunk

Issue #7788: Fix a crash produced by deleting a list slice with huge step value. Patch by Marcin Bachry.

author	Mark Dickinson <dickinsm@gmail.com>
date	Fri, 29 Jan 2010 17:11:39 +0000
parents	3a316243bd6c
children	5e6edb4e76f5

rev	line source
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1 /* Array object implementation */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	3 /* An array is a uniform list -- all items have the same type.
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	4 The item type is restricted to simple C types like int or float */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	5
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	6 #define PY_SSIZE_T_CLEAN
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	7 #include "Python.h"
32159 2c169ca5fa69 Add weakref support to array.array and file objects. Raymond Hettinger <python@rcn.com> parents: 31660 diff changeset	8 #include "structmember.h"
4634 9facbab152cd Removed some unneeded header files and reedited with a fixed-width font Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4628 diff changeset	9
1797 b167e3350491 Changes for Mac Guido van Rossum <guido@python.org> parents: 1746 diff changeset	10 #ifdef STDC_HEADERS
b167e3350491 Changes for Mac Guido van Rossum <guido@python.org> parents: 1746 diff changeset	11 #include <stddef.h>
11242 0061ca4865d7 Tiny patch by Mark Hammond to avoid sys/types.h if we don't have it Guido van Rossum <guido@python.org> parents: 10434 diff changeset	12 #else /* !STDC_HEADERS */
38716 42808526511c Patch #1495999: Part two of Windows CE changes. Martin v. Löwis <martin@v.loewis.de> parents: 38676 diff changeset	13 #ifdef HAVE_SYS_TYPES_H
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1413 diff changeset	14 #include <sys/types.h> /* For size_t */
38716 42808526511c Patch #1495999: Part two of Windows CE changes. Martin v. Löwis <martin@v.loewis.de> parents: 38676 diff changeset	15 #endif /* HAVE_SYS_TYPES_H */
11242 0061ca4865d7 Tiny patch by Mark Hammond to avoid sys/types.h if we don't have it Guido van Rossum <guido@python.org> parents: 10434 diff changeset	16 #endif /* !STDC_HEADERS */
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	17
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	18 struct arrayobject; /* Forward */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	19
14499 7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	20 /* All possible arraydescr values are defined in the vector "descriptors"
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	21 * below. That's defined later because the appropriate get and set
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	22 * functions aren't visible yet.
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	23 */
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	24 struct arraydescr {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	25 int typecode;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	26 int itemsize;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	27 PyObject * (getitem)(struct arrayobject , Py_ssize_t);
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	28 int (setitem)(struct arrayobject , Py_ssize_t, PyObject *);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	29 };
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	30
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	31 typedef struct arrayobject {
36544 23e23e15e7e7 Bug #1432350: arrayobject should use PyObject_VAR_HEAD Georg Brandl <georg@python.org> parents: 36529 diff changeset	32 PyObject_VAR_HEAD
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	33 char *ob_item;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	34 Py_ssize_t allocated;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	35 struct arraydescr *ob_descr;
32159 2c169ca5fa69 Add weakref support to array.array and file objects. Raymond Hettinger <python@rcn.com> parents: 31660 diff changeset	36 PyObject weakreflist; / List of weak references */
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	37 } arrayobject;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	38
24280 1598a1e473e2 staticforward bites the dust. Jeremy Hylton <jeremy@alum.mit.edu> parents: 23929 diff changeset	39 static PyTypeObject Arraytype;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	40
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	41 #define array_Check(op) PyObject_TypeCheck(op, &Arraytype)
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	42 #define array_CheckExact(op) (Py_TYPE(op) == &Arraytype)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	43
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	44 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	45 array_resize(arrayobject *self, Py_ssize_t newsize)
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	46 {
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	47 char *items;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	48 size_t _new_size;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	49
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	50 /* Bypass realloc() when a previous overallocation is large enough
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	51 to accommodate the newsize. If the newsize is 16 smaller than the
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	52 current size, then proceed with the realloc() to shrink the list.
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	53 */
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	54
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	55 if (self->allocated >= newsize &&
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	56 Py_SIZE(self) < newsize + 16 &&
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	57 self->ob_item != NULL) {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	58 Py_SIZE(self) = newsize;
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	59 return 0;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	60 }
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	61
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	62 /* This over-allocates proportional to the array size, making room
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	63 * for additional growth. The over-allocation is mild, but is
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	64 * enough to give linear-time amortized behavior over a long
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	65 * sequence of appends() in the presence of a poorly-performing
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	66 * system realloc().
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	67 * The growth pattern is: 0, 4, 8, 16, 25, 34, 46, 56, 67, 79, ...
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	68 * Note, the pattern starts out the same as for lists but then
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	69 * grows at a smaller rate so that larger arrays only overallocate
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	70 * by about 1/16th -- this is done because arrays are presumed to be more
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	71 * memory critical.
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	72 */
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	73
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	74 _new_size = (newsize >> 4) + (Py_SIZE(self) < 8 ? 3 : 7) + newsize;
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	75 items = self->ob_item;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	76 /* XXX The following multiplication and division does not optimize away
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	77 like it does for lists since the size is not known at compile time */
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	78 if (_new_size <= ((~(size_t)0) / self->ob_descr->itemsize))
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	79 PyMem_RESIZE(items, char, (_new_size * self->ob_descr->itemsize));
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	80 else
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	81 items = NULL;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	82 if (items == NULL) {
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	83 PyErr_NoMemory();
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	84 return -1;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	85 }
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	86 self->ob_item = items;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	87 Py_SIZE(self) = newsize;
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	88 self->allocated = _new_size;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	89 return 0;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	90 }
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	91
14499 7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	92 /****************************************************************************
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	93 Get and Set functions for each type.
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	94 A Get function takes an arrayobject* and an integer index, returning the
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	95 array value at that index wrapped in an appropriate PyObject*.
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	96 A Set function takes an arrayobject, integer index, and PyObject*; sets
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	97 the array value at that index to the raw C data extracted from the PyObject*,
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	98 and returns 0 if successful, else nonzero on failure (PyObject* not of an
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	99 appropriate type or value).
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	100 Note that the basic Get and Set functions do NOT check that the index is
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	101 in bounds; that's the responsibility of the caller.
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	102 ****************************************************************************/
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	103
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	104 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	105 c_getitem(arrayobject *ap, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	106 {
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	107 return PyString_FromStringAndSize(&((char *)ap->ob_item)[i], 1);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	108 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	109
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	110 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	111 c_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	112 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	113 char x;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	114 if (!PyArg_Parse(v, "c;array item must be char", &x))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	115 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	116 if (i >= 0)
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	117 ((char *)ap->ob_item)[i] = x;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	118 return 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	119 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	120
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	121 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	122 b_getitem(arrayobject *ap, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	123 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	124 long x = ((char *)ap->ob_item)[i];
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	125 if (x >= 128)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	126 x -= 256;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	127 return PyInt_FromLong(x);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	128 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	129
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	130 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	131 b_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	132 {
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	133 short x;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	134 /* PyArg_Parse's 'b' formatter is for an unsigned char, therefore
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	135 must use the next size up that is signed ('h') and manually do
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	136 the overflow checking */
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	137 if (!PyArg_Parse(v, "h;array item must be integer", &x))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	138 return -1;
13263 84879ab71b9f In b_setitem(), instead of the platform dependent CHAR_MIN and Guido van Rossum <guido@python.org> parents: 13256 diff changeset	139 else if (x < -128) {
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	140 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	141 "signed char is less than minimum");
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	142 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	143 }
13263 84879ab71b9f In b_setitem(), instead of the platform dependent CHAR_MIN and Guido van Rossum <guido@python.org> parents: 13256 diff changeset	144 else if (x > 127) {
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	145 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	146 "signed char is greater than maximum");
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	147 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	148 }
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	149 if (i >= 0)
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	150 ((char *)ap->ob_item)[i] = (char)x;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	151 return 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	152 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	153
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	154 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	155 BB_getitem(arrayobject *ap, Py_ssize_t i)
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	156 {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	157 long x = ((unsigned char *)ap->ob_item)[i];
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	158 return PyInt_FromLong(x);
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	159 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	160
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	161 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	162 BB_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	163 {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	164 unsigned char x;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	165 /* 'B' == unsigned char, maps to PyArg_Parse's 'b' formatter */
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	166 if (!PyArg_Parse(v, "b;array item must be integer", &x))
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	167 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	168 if (i >= 0)
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	169 ((char *)ap->ob_item)[i] = x;
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	170 return 0;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	171 }
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	172
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	173 #ifdef Py_USING_UNICODE
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	174 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	175 u_getitem(arrayobject *ap, Py_ssize_t i)
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	176 {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	177 return PyUnicode_FromUnicode(&((Py_UNICODE *) ap->ob_item)[i], 1);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	178 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	179
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	180 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	181 u_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	182 {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	183 Py_UNICODE *p;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	184 Py_ssize_t len;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	185
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	186 if (!PyArg_Parse(v, "u#;array item must be unicode character", &p, &len))
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	187 return -1;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	188 if (len != 1) {
37410 4020cf6c383e Whitespace: break long line Neal Norwitz <nnorwitz@gmail.com> parents: 36882 diff changeset	189 PyErr_SetString(PyExc_TypeError,
4020cf6c383e Whitespace: break long line Neal Norwitz <nnorwitz@gmail.com> parents: 36882 diff changeset	190 "array item must be unicode character");
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	191 return -1;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	192 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	193 if (i >= 0)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	194 ((Py_UNICODE *)ap->ob_item)[i] = p[0];
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	195 return 0;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	196 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	197 #endif
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	198
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	199 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	200 h_getitem(arrayobject *ap, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	201 {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	202 return PyInt_FromLong((long) ((short *)ap->ob_item)[i]);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	203 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	204
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	205 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	206 h_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	207 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	208 short x;
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	209 /* 'h' == signed short, maps to PyArg_Parse's 'h' formatter */
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	210 if (!PyArg_Parse(v, "h;array item must be integer", &x))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	211 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	212 if (i >= 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	213 ((short *)ap->ob_item)[i] = x;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	214 return 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	215 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	216
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	217 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	218 HH_getitem(arrayobject *ap, Py_ssize_t i)
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	219 {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	220 return PyInt_FromLong((long) ((unsigned short *)ap->ob_item)[i]);
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	221 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	222
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	223 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	224 HH_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	225 {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	226 int x;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	227 /* PyArg_Parse's 'h' formatter is for a signed short, therefore
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	228 must use the next size up and manually do the overflow checking */
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	229 if (!PyArg_Parse(v, "i;array item must be integer", &x))
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	230 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	231 else if (x < 0) {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	232 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	233 "unsigned short is less than minimum");
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	234 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	235 }
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	236 else if (x > USHRT_MAX) {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	237 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	238 "unsigned short is greater than maximum");
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	239 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	240 }
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	241 if (i >= 0)
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	242 ((short *)ap->ob_item)[i] = (short)x;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	243 return 0;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	244 }
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	245
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	246 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	247 i_getitem(arrayobject *ap, Py_ssize_t i)
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	248 {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	249 return PyInt_FromLong((long) ((int *)ap->ob_item)[i]);
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	250 }
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	251
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	252 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	253 i_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	254 {
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	255 int x;
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	256 /* 'i' == signed int, maps to PyArg_Parse's 'i' formatter */
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	257 if (!PyArg_Parse(v, "i;array item must be integer", &x))
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	258 return -1;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	259 if (i >= 0)
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	260 ((int *)ap->ob_item)[i] = x;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	261 return 0;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	262 }
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	263
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	264 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	265 II_getitem(arrayobject *ap, Py_ssize_t i)
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	266 {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	267 return PyLong_FromUnsignedLong(
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	268 (unsigned long) ((unsigned int *)ap->ob_item)[i]);
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	269 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	270
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	271 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	272 II_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	273 {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	274 unsigned long x;
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	275 if (PyLong_Check(v)) {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	276 x = PyLong_AsUnsignedLong(v);
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	277 if (x == (unsigned long) -1 && PyErr_Occurred())
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	278 return -1;
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	279 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	280 else {
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	281 long y;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	282 if (!PyArg_Parse(v, "l;array item must be integer", &y))
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	283 return -1;
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	284 if (y < 0) {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	285 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	286 "unsigned int is less than minimum");
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	287 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	288 }
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	289 x = (unsigned long)y;
14499 7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	290
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	291 }
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	292 if (x > UINT_MAX) {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	293 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	294 "unsigned int is greater than maximum");
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	295 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	296 }
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	297
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	298 if (i >= 0)
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	299 ((unsigned int *)ap->ob_item)[i] = (unsigned int)x;
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	300 return 0;
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	301 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	302
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	303 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	304 l_getitem(arrayobject *ap, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	305 {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	306 return PyInt_FromLong(((long *)ap->ob_item)[i]);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	307 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	308
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	309 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	310 l_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	311 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	312 long x;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	313 if (!PyArg_Parse(v, "l;array item must be integer", &x))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	314 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	315 if (i >= 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	316 ((long *)ap->ob_item)[i] = x;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	317 return 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	318 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	319
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	320 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	321 LL_getitem(arrayobject *ap, Py_ssize_t i)
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	322 {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	323 return PyLong_FromUnsignedLong(((unsigned long *)ap->ob_item)[i]);
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	324 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	325
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	326 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	327 LL_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	328 {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	329 unsigned long x;
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	330 if (PyLong_Check(v)) {
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	331 x = PyLong_AsUnsignedLong(v);
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	332 if (x == (unsigned long) -1 && PyErr_Occurred())
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	333 return -1;
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	334 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	335 else {
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	336 long y;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	337 if (!PyArg_Parse(v, "l;array item must be integer", &y))
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	338 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	339 if (y < 0) {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	340 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	341 "unsigned long is less than minimum");
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	342 return -1;
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	343 }
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	344 x = (unsigned long)y;
14499 7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	345
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	346 }
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	347 if (x > ULONG_MAX) {
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	348 PyErr_SetString(PyExc_OverflowError,
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	349 "unsigned long is greater than maximum");
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	350 return -1;
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	351 }
14499 7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	352
4875 911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	353 if (i >= 0)
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	354 ((unsigned long *)ap->ob_item)[i] = x;
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	355 return 0;
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	356 }
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	357
911040e1bb11 Add new formats B, H, I, L for unsigned data types (analogous to the Guido van Rossum <guido@python.org> parents: 4634 diff changeset	358 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	359 f_getitem(arrayobject *ap, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	360 {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	361 return PyFloat_FromDouble((double) ((float *)ap->ob_item)[i]);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	362 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	363
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	364 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	365 f_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	366 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	367 float x;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	368 if (!PyArg_Parse(v, "f;array item must be float", &x))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	369 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	370 if (i >= 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	371 ((float *)ap->ob_item)[i] = x;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	372 return 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	373 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	374
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	375 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	376 d_getitem(arrayobject *ap, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	377 {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	378 return PyFloat_FromDouble(((double *)ap->ob_item)[i]);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	379 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	380
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	381 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	382 d_setitem(arrayobject ap, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	383 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	384 double x;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	385 if (!PyArg_Parse(v, "d;array item must be float", &x))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	386 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	387 if (i >= 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	388 ((double *)ap->ob_item)[i] = x;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	389 return 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	390 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	391
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	392 /* Description of types */
1313 6ee380349c84 * Added gmtime/localtime/mktime and SYSV timezone globals to timemodule.c. Guido van Rossum <guido@python.org> parents: 1271 diff changeset	393 static struct arraydescr descriptors[] = {
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	394 {'c', sizeof(char), c_getitem, c_setitem},
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	395 {'b', sizeof(char), b_getitem, b_setitem},
5542 cfc13f3f3876 Address the following problem on DOS and Win 3.1, reported by Jim Guido van Rossum <guido@python.org> parents: 5410 diff changeset	396 {'B', sizeof(char), BB_getitem, BB_setitem},
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	397 #ifdef Py_USING_UNICODE
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	398 {'u', sizeof(Py_UNICODE), u_getitem, u_setitem},
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	399 #endif
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	400 {'h', sizeof(short), h_getitem, h_setitem},
5542 cfc13f3f3876 Address the following problem on DOS and Win 3.1, reported by Jim Guido van Rossum <guido@python.org> parents: 5410 diff changeset	401 {'H', sizeof(short), HH_getitem, HH_setitem},
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	402 {'i', sizeof(int), i_getitem, i_setitem},
5542 cfc13f3f3876 Address the following problem on DOS and Win 3.1, reported by Jim Guido van Rossum <guido@python.org> parents: 5410 diff changeset	403 {'I', sizeof(int), II_getitem, II_setitem},
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	404 {'l', sizeof(long), l_getitem, l_setitem},
5542 cfc13f3f3876 Address the following problem on DOS and Win 3.1, reported by Jim Guido van Rossum <guido@python.org> parents: 5410 diff changeset	405 {'L', sizeof(long), LL_getitem, LL_setitem},
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	406 {'f', sizeof(float), f_getitem, f_setitem},
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	407 {'d', sizeof(double), d_getitem, d_setitem},
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	408 {'\0', 0, 0, 0} /* Sentinel */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	409 };
14499 7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	410
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	411 /****************************************************************************
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	412 Implementations of array object methods.
7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	413 ****************************************************************************/
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	414
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	415 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	416 newarrayobject(PyTypeObject type, Py_ssize_t size, struct arraydescr descr)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	417 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	418 arrayobject *op;
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1413 diff changeset	419 size_t nbytes;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	420
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	421 if (size < 0) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	422 PyErr_BadInternalCall();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	423 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	424 }
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	425
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	426 nbytes = size * descr->itemsize;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	427 /* Check for overflow */
5318 2c4b802a3b5d Keep Microsoft VC happy. Guido van Rossum <guido@python.org> parents: 4875 diff changeset	428 if (nbytes / descr->itemsize != (size_t)size) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	429 return PyErr_NoMemory();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	430 }
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	431 op = (arrayobject *) type->tp_alloc(type, 0);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	432 if (op == NULL) {
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	433 return NULL;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	434 }
47672 5ebcdeb0cb26 Fix some memory dealloc problems when exceptions occur. Neal Norwitz <nnorwitz@gmail.com> parents: 47587 diff changeset	435 op->ob_descr = descr;
5ebcdeb0cb26 Fix some memory dealloc problems when exceptions occur. Neal Norwitz <nnorwitz@gmail.com> parents: 47587 diff changeset	436 op->allocated = size;
5ebcdeb0cb26 Fix some memory dealloc problems when exceptions occur. Neal Norwitz <nnorwitz@gmail.com> parents: 47587 diff changeset	437 op->weakreflist = NULL;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	438 Py_SIZE(op) = size;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	439 if (size <= 0) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	440 op->ob_item = NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	441 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	442 else {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	443 op->ob_item = PyMem_NEW(char, nbytes);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	444 if (op->ob_item == NULL) {
47672 5ebcdeb0cb26 Fix some memory dealloc problems when exceptions occur. Neal Norwitz <nnorwitz@gmail.com> parents: 47587 diff changeset	445 Py_DECREF(op);
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	446 return PyErr_NoMemory();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	447 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	448 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	449 return (PyObject *) op;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	450 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	451
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	452 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	453 getarrayitem(PyObject *op, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	454 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	455 register arrayobject *ap;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	456 assert(array_Check(op));
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	457 ap = (arrayobject *)op;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	458 assert(i>=0 && i<Py_SIZE(ap));
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	459 return (*ap->ob_descr->getitem)(ap, i);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	460 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	461
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	462 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	463 ins1(arrayobject self, Py_ssize_t where, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	464 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	465 char *items;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	466 Py_ssize_t n = Py_SIZE(self);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	467 if (v == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	468 PyErr_BadInternalCall();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	469 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	470 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	471 if ((*self->ob_descr->setitem)(self, -1, v) < 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	472 return -1;
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	473
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	474 if (array_resize(self, n+1) == -1)
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	475 return -1;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	476 items = self->ob_item;
29163 2bb5ceef9ac3 Fix array.array.insert(), so that it treats negative indices as Walter Dörwald <walter@livinglogic.de> parents: 28760 diff changeset	477 if (where < 0) {
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	478 where += n;
29163 2bb5ceef9ac3 Fix array.array.insert(), so that it treats negative indices as Walter Dörwald <walter@livinglogic.de> parents: 28760 diff changeset	479 if (where < 0)
2bb5ceef9ac3 Fix array.array.insert(), so that it treats negative indices as Walter Dörwald <walter@livinglogic.de> parents: 28760 diff changeset	480 where = 0;
2bb5ceef9ac3 Fix array.array.insert(), so that it treats negative indices as Walter Dörwald <walter@livinglogic.de> parents: 28760 diff changeset	481 }
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	482 if (where > n)
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	483 where = n;
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	484 /* appends don't need to call memmove() */
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	485 if (where != n)
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	486 memmove(items + (where+1)*self->ob_descr->itemsize,
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	487 items + where*self->ob_descr->itemsize,
206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	488 (n-where)*self->ob_descr->itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	489 return (*self->ob_descr->setitem)(self, where, v);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	490 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	491
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	492 /* Methods */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	493
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	494 static void
13590 c503d8e474b3 ANSI-fication (got lost in the deep seas of source forge <wink>) Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13447 diff changeset	495 array_dealloc(arrayobject *op)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	496 {
32159 2c169ca5fa69 Add weakref support to array.array and file objects. Raymond Hettinger <python@rcn.com> parents: 31660 diff changeset	497 if (op->weakreflist != NULL)
2c169ca5fa69 Add weakref support to array.array and file objects. Raymond Hettinger <python@rcn.com> parents: 31660 diff changeset	498 PyObject_ClearWeakRefs((PyObject *) op);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	499 if (op->ob_item != NULL)
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	500 PyMem_DEL(op->ob_item);
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	501 Py_TYPE(op)->tp_free((PyObject *)op);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	502 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	503
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	504 static PyObject *
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	505 array_richcompare(PyObject v, PyObject w, int op)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	506 {
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	507 arrayobject va, wa;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	508 PyObject *vi = NULL;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	509 PyObject *wi = NULL;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	510 Py_ssize_t i, k;
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	511 PyObject *res;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	512
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	513 if (!array_Check(v) \|\| !array_Check(w)) {
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	514 Py_INCREF(Py_NotImplemented);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	515 return Py_NotImplemented;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	516 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	517
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	518 va = (arrayobject *)v;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	519 wa = (arrayobject *)w;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	520
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	521 if (Py_SIZE(va) != Py_SIZE(wa) && (op == Py_EQ \|\| op == Py_NE)) {
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	522 /* Shortcut: if the lengths differ, the arrays differ */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	523 if (op == Py_EQ)
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	524 res = Py_False;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	525 else
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	526 res = Py_True;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	527 Py_INCREF(res);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	528 return res;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	529 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	530
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	531 /* Search for the first index where items are different */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	532 k = 1;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	533 for (i = 0; i < Py_SIZE(va) && i < Py_SIZE(wa); i++) {
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	534 vi = getarrayitem(v, i);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	535 wi = getarrayitem(w, i);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	536 if (vi == NULL \|\| wi == NULL) {
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	537 Py_XDECREF(vi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	538 Py_XDECREF(wi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	539 return NULL;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	540 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	541 k = PyObject_RichCompareBool(vi, wi, Py_EQ);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	542 if (k == 0)
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	543 break; /* Keeping vi and wi alive! */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	544 Py_DECREF(vi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	545 Py_DECREF(wi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	546 if (k < 0)
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	547 return NULL;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	548 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	549
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	550 if (k) {
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	551 /* No more items to compare -- compare sizes */
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	552 Py_ssize_t vs = Py_SIZE(va);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	553 Py_ssize_t ws = Py_SIZE(wa);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	554 int cmp;
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	555 switch (op) {
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	556 case Py_LT: cmp = vs < ws; break;
16268 c2ce9b2e5bb4 Correct one-line typo, reported by yole @ SF, bug 130077. Guido van Rossum <guido@python.org> parents: 16232 diff changeset	557 case Py_LE: cmp = vs <= ws; break;
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	558 case Py_EQ: cmp = vs == ws; break;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	559 case Py_NE: cmp = vs != ws; break;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	560 case Py_GT: cmp = vs > ws; break;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	561 case Py_GE: cmp = vs >= ws; break;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	562 default: return NULL; /* cannot happen */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	563 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	564 if (cmp)
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	565 res = Py_True;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	566 else
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	567 res = Py_False;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	568 Py_INCREF(res);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	569 return res;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	570 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	571
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	572 /* We have an item that differs. First, shortcuts for EQ/NE */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	573 if (op == Py_EQ) {
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	574 Py_INCREF(Py_False);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	575 res = Py_False;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	576 }
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	577 else if (op == Py_NE) {
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	578 Py_INCREF(Py_True);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	579 res = Py_True;
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	580 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	581 else {
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	582 /* Compare the final item again using the proper operator */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	583 res = PyObject_RichCompare(vi, wi, op);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	584 }
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	585 Py_DECREF(vi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	586 Py_DECREF(wi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	587 return res;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	588 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	589
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	590 static Py_ssize_t
13590 c503d8e474b3 ANSI-fication (got lost in the deep seas of source forge <wink>) Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13447 diff changeset	591 array_length(arrayobject *a)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	592 {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	593 return Py_SIZE(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	594 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	595
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	596 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	597 array_item(arrayobject *a, Py_ssize_t i)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	598 {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	599 if (i < 0 \|\| i >= Py_SIZE(a)) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	600 PyErr_SetString(PyExc_IndexError, "array index out of range");
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	601 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	602 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	603 return getarrayitem((PyObject *)a, i);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	604 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	605
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	606 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	607 array_slice(arrayobject *a, Py_ssize_t ilow, Py_ssize_t ihigh)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	608 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	609 arrayobject *np;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	610 if (ilow < 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	611 ilow = 0;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	612 else if (ilow > Py_SIZE(a))
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	613 ilow = Py_SIZE(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	614 if (ihigh < 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	615 ihigh = 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	616 if (ihigh < ilow)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	617 ihigh = ilow;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	618 else if (ihigh > Py_SIZE(a))
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	619 ihigh = Py_SIZE(a);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	620 np = (arrayobject *) newarrayobject(&Arraytype, ihigh - ilow, a->ob_descr);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	621 if (np == NULL)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	622 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	623 memcpy(np->ob_item, a->ob_item + ilow * a->ob_descr->itemsize,
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	624 (ihigh-ilow) * a->ob_descr->itemsize);
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	625 return (PyObject *)np;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	626 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	627
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	628 static PyObject *
31651 35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	629 array_copy(arrayobject a, PyObject unused)
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	630 {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	631 return array_slice(a, 0, Py_SIZE(a));
31651 35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	632 }
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	633
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	634 PyDoc_STRVAR(copy_doc,
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	635 "copy(array)\n\
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	636 \n\
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	637 Return a copy of the array.");
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	638
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	639 static PyObject *
13590 c503d8e474b3 ANSI-fication (got lost in the deep seas of source forge <wink>) Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13447 diff changeset	640 array_concat(arrayobject a, PyObject bb)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	641 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	642 Py_ssize_t size;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	643 arrayobject *np;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	644 if (!array_Check(bb)) {
12814 b1b260a2de98 Michael Hudson <mwh21@cam.ac.uk>: Fred Drake <fdrake@acm.org> parents: 12576 diff changeset	645 PyErr_Format(PyExc_TypeError,
b1b260a2de98 Michael Hudson <mwh21@cam.ac.uk>: Fred Drake <fdrake@acm.org> parents: 12576 diff changeset	646 "can only append array (not \"%.200s\") to array",
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	647 Py_TYPE(bb)->tp_name);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	648 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	649 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	650 #define b ((arrayobject *)bb)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	651 if (a->ob_descr != b->ob_descr) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	652 PyErr_BadArgument();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	653 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	654 }
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	655 if (Py_SIZE(a) > PY_SSIZE_T_MAX - Py_SIZE(b)) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	656 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	657 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	658 size = Py_SIZE(a) + Py_SIZE(b);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	659 np = (arrayobject *) newarrayobject(&Arraytype, size, a->ob_descr);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	660 if (np == NULL) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	661 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	662 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	663 memcpy(np->ob_item, a->ob_item, Py_SIZE(a)*a->ob_descr->itemsize);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	664 memcpy(np->ob_item + Py_SIZE(a)*a->ob_descr->itemsize,
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	665 b->ob_item, Py_SIZE(b)*b->ob_descr->itemsize);
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	666 return (PyObject *)np;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	667 #undef b
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	668 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	669
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	670 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	671 array_repeat(arrayobject *a, Py_ssize_t n)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	672 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	673 Py_ssize_t i;
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	674 Py_ssize_t size;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	675 arrayobject *np;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	676 char *p;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	677 Py_ssize_t nbytes;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	678 if (n < 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	679 n = 0;
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	680 if ((Py_SIZE(a) != 0) && (n > PY_SSIZE_T_MAX / Py_SIZE(a))) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	681 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	682 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	683 size = Py_SIZE(a) * n;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	684 np = (arrayobject *) newarrayobject(&Arraytype, size, a->ob_descr);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	685 if (np == NULL)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	686 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	687 p = np->ob_item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	688 nbytes = Py_SIZE(a) * a->ob_descr->itemsize;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	689 for (i = 0; i < n; i++) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	690 memcpy(p, a->ob_item, nbytes);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	691 p += nbytes;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	692 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	693 return (PyObject *) np;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	694 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	695
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	696 static int
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	697 array_ass_slice(arrayobject a, Py_ssize_t ilow, Py_ssize_t ihigh, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	698 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	699 char *item;
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	700 Py_ssize_t n; /* Size of replacement array */
9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	701 Py_ssize_t d; /* Change in size */
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	702 #define b ((arrayobject *)v)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	703 if (v == NULL)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	704 n = 0;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	705 else if (array_Check(v)) {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	706 n = Py_SIZE(b);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	707 if (a == b) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	708 /* Special case "a[i:j] = a" -- copy b first */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	709 int ret;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	710 v = array_slice(b, 0, n);
39445 e11caad7e029 Klocwork made another run and found a bunch more problems. Neal Norwitz <nnorwitz@gmail.com> parents: 38716 diff changeset	711 if (!v)
e11caad7e029 Klocwork made another run and found a bunch more problems. Neal Norwitz <nnorwitz@gmail.com> parents: 38716 diff changeset	712 return -1;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	713 ret = array_ass_slice(a, ilow, ihigh, v);
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	714 Py_DECREF(v);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	715 return ret;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	716 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	717 if (b->ob_descr != a->ob_descr) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	718 PyErr_BadArgument();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	719 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	720 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	721 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	722 else {
12814 b1b260a2de98 Michael Hudson <mwh21@cam.ac.uk>: Fred Drake <fdrake@acm.org> parents: 12576 diff changeset	723 PyErr_Format(PyExc_TypeError,
b1b260a2de98 Michael Hudson <mwh21@cam.ac.uk>: Fred Drake <fdrake@acm.org> parents: 12576 diff changeset	724 "can only assign array (not \"%.200s\") to array slice",
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	725 Py_TYPE(v)->tp_name);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	726 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	727 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	728 if (ilow < 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	729 ilow = 0;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	730 else if (ilow > Py_SIZE(a))
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	731 ilow = Py_SIZE(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	732 if (ihigh < 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	733 ihigh = 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	734 if (ihigh < ilow)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	735 ihigh = ilow;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	736 else if (ihigh > Py_SIZE(a))
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	737 ihigh = Py_SIZE(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	738 item = a->ob_item;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	739 d = n - (ihigh-ilow);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	740 if (d < 0) { /* Delete -d items */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	741 memmove(item + (ihigh+d)*a->ob_descr->itemsize,
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	742 item + ihigh*a->ob_descr->itemsize,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	743 (Py_SIZE(a)-ihigh)*a->ob_descr->itemsize);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	744 Py_SIZE(a) += d;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	745 PyMem_RESIZE(item, char, Py_SIZE(a)*a->ob_descr->itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	746 /* Can't fail */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	747 a->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	748 a->allocated = Py_SIZE(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	749 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	750 else if (d > 0) { /* Insert d items */
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	751 PyMem_RESIZE(item, char,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	752 (Py_SIZE(a) + d)*a->ob_descr->itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	753 if (item == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	754 PyErr_NoMemory();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	755 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	756 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	757 memmove(item + (ihigh+d)*a->ob_descr->itemsize,
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	758 item + ihigh*a->ob_descr->itemsize,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	759 (Py_SIZE(a)-ihigh)*a->ob_descr->itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	760 a->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	761 Py_SIZE(a) += d;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	762 a->allocated = Py_SIZE(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	763 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	764 if (n > 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	765 memcpy(item + ilow*a->ob_descr->itemsize, b->ob_item,
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	766 n*b->ob_descr->itemsize);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	767 return 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	768 #undef b
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	769 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	770
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	771 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	772 array_ass_item(arrayobject a, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	773 {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	774 if (i < 0 \|\| i >= Py_SIZE(a)) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	775 PyErr_SetString(PyExc_IndexError,
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	776 "array assignment index out of range");
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	777 return -1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	778 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	779 if (v == NULL)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	780 return array_ass_slice(a, i, i+1, v);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	781 return (*a->ob_descr->setitem)(a, i, v);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	782 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	783
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	784 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	785 setarrayitem(PyObject a, Py_ssize_t i, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	786 {
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	787 assert(array_Check(a));
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	788 return array_ass_item((arrayobject *)a, i, v);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	789 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	790
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	791 static int
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	792 array_iter_extend(arrayobject self, PyObject bb)
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	793 {
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	794 PyObject it, v;
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	795
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	796 it = PyObject_GetIter(bb);
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	797 if (it == NULL)
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	798 return -1;
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	799
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	800 while ((v = PyIter_Next(it)) != NULL) {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	801 if (ins1(self, (int) Py_SIZE(self), v) != 0) {
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	802 Py_DECREF(v);
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	803 Py_DECREF(it);
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	804 return -1;
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	805 }
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	806 Py_DECREF(v);
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	807 }
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	808 Py_DECREF(it);
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	809 if (PyErr_Occurred())
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	810 return -1;
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	811 return 0;
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	812 }
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	813
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	814 static int
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	815 array_do_extend(arrayobject self, PyObject bb)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	816 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	817 Py_ssize_t size;
48046 5d3833e6aae3 Issue #2620: Overflow checking when allocating or reallocating memory Gregory P. Smith <greg@mad-scientist.com> parents: 47678 diff changeset	818 char *old_item;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	819
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	820 if (!array_Check(bb))
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	821 return array_iter_extend(self, bb);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	822 #define b ((arrayobject *)bb)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	823 if (self->ob_descr != b->ob_descr) {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	824 PyErr_SetString(PyExc_TypeError,
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	825 "can only extend with array of same kind");
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	826 return -1;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	827 }
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	828 if ((Py_SIZE(self) > PY_SSIZE_T_MAX - Py_SIZE(b)) \|\|
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	829 ((Py_SIZE(self) + Py_SIZE(b)) > PY_SSIZE_T_MAX / self->ob_descr->itemsize)) {
47672 5ebcdeb0cb26 Fix some memory dealloc problems when exceptions occur. Neal Norwitz <nnorwitz@gmail.com> parents: 47587 diff changeset	830 PyErr_NoMemory();
5ebcdeb0cb26 Fix some memory dealloc problems when exceptions occur. Neal Norwitz <nnorwitz@gmail.com> parents: 47587 diff changeset	831 return -1;
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	832 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	833 size = Py_SIZE(self) + Py_SIZE(b);
48046 5d3833e6aae3 Issue #2620: Overflow checking when allocating or reallocating memory Gregory P. Smith <greg@mad-scientist.com> parents: 47678 diff changeset	834 old_item = self->ob_item;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	835 PyMem_RESIZE(self->ob_item, char, size*self->ob_descr->itemsize);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	836 if (self->ob_item == NULL) {
48046 5d3833e6aae3 Issue #2620: Overflow checking when allocating or reallocating memory Gregory P. Smith <greg@mad-scientist.com> parents: 47678 diff changeset	837 self->ob_item = old_item;
47672 5ebcdeb0cb26 Fix some memory dealloc problems when exceptions occur. Neal Norwitz <nnorwitz@gmail.com> parents: 47587 diff changeset	838 PyErr_NoMemory();
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	839 return -1;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	840 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	841 memcpy(self->ob_item + Py_SIZE(self)*self->ob_descr->itemsize,
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	842 b->ob_item, Py_SIZE(b)*b->ob_descr->itemsize);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	843 Py_SIZE(self) = size;
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	844 self->allocated = size;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	845
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	846 return 0;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	847 #undef b
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	848 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	849
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	850 static PyObject *
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	851 array_inplace_concat(arrayobject self, PyObject bb)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	852 {
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	853 if (!array_Check(bb)) {
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	854 PyErr_Format(PyExc_TypeError,
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	855 "can only extend array with array (not \"%.200s\")",
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	856 Py_TYPE(bb)->tp_name);
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	857 return NULL;
35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	858 }
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	859 if (array_do_extend(self, bb) == -1)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	860 return NULL;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	861 Py_INCREF(self);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	862 return (PyObject *)self;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	863 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	864
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	865 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	866 array_inplace_repeat(arrayobject *self, Py_ssize_t n)
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	867 {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	868 char items, p;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	869 Py_ssize_t size, i;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	870
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	871 if (Py_SIZE(self) > 0) {
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	872 if (n < 0)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	873 n = 0;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	874 items = self->ob_item;
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	875 if ((self->ob_descr->itemsize != 0) &&
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	876 (Py_SIZE(self) > PY_SSIZE_T_MAX / self->ob_descr->itemsize)) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	877 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	878 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	879 size = Py_SIZE(self) * self->ob_descr->itemsize;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	880 if (n == 0) {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	881 PyMem_FREE(items);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	882 self->ob_item = NULL;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	883 Py_SIZE(self) = 0;
31659 206d8575f644 Update the array overallocation scheme to match the approach used for Raymond Hettinger <python@rcn.com> parents: 31651 diff changeset	884 self->allocated = 0;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	885 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	886 else {
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	887 if (size > PY_SSIZE_T_MAX / n) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	888 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	889 }
48046 5d3833e6aae3 Issue #2620: Overflow checking when allocating or reallocating memory Gregory P. Smith <greg@mad-scientist.com> parents: 47678 diff changeset	890 PyMem_RESIZE(items, char, n * size);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	891 if (items == NULL)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	892 return PyErr_NoMemory();
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	893 p = items;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	894 for (i = 1; i < n; i++) {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	895 p += size;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	896 memcpy(p, items, size);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	897 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	898 self->ob_item = items;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	899 Py_SIZE(self) *= n;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	900 self->allocated = Py_SIZE(self);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	901 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	902 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	903 Py_INCREF(self);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	904 return (PyObject *)self;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	905 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	906
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	907
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	908 static PyObject *
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	909 ins(arrayobject self, Py_ssize_t where, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	910 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	911 if (ins1(self, where, v) != 0)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	912 return NULL;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	913 Py_INCREF(Py_None);
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	914 return Py_None;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	915 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	916
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	917 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	918 array_count(arrayobject self, PyObject v)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	919 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	920 Py_ssize_t count = 0;
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	921 Py_ssize_t i;
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	922
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	923 for (i = 0; i < Py_SIZE(self); i++) {
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	924 PyObject selfi = getarrayitem((PyObject )self, i);
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	925 int cmp = PyObject_RichCompareBool(selfi, v, Py_EQ);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	926 Py_DECREF(selfi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	927 if (cmp > 0)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	928 count++;
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	929 else if (cmp < 0)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	930 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	931 }
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	932 return PyInt_FromSsize_t(count);
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	933 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	934
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	935 PyDoc_STRVAR(count_doc,
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	936 "count(x)\n\
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	937 \n\
55049 74c0a78114ae Merged revisions 69846 via svnmerge from Jesus Cea <jcea@jcea.es> parents: 48046 diff changeset	938 Return number of occurrences of x in the array.");
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	939
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	940 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	941 array_index(arrayobject self, PyObject v)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	942 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	943 Py_ssize_t i;
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	944
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	945 for (i = 0; i < Py_SIZE(self); i++) {
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	946 PyObject selfi = getarrayitem((PyObject )self, i);
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	947 int cmp = PyObject_RichCompareBool(selfi, v, Py_EQ);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	948 Py_DECREF(selfi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	949 if (cmp > 0) {
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	950 return PyInt_FromLong((long)i);
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	951 }
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	952 else if (cmp < 0)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	953 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	954 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	955 PyErr_SetString(PyExc_ValueError, "array.index(x): x not in list");
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	956 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	957 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	958
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	959 PyDoc_STRVAR(index_doc,
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	960 "index(x)\n\
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	961 \n\
55049 74c0a78114ae Merged revisions 69846 via svnmerge from Jesus Cea <jcea@jcea.es> parents: 48046 diff changeset	962 Return index of first occurrence of x in the array.");
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	963
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	964 static int
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	965 array_contains(arrayobject self, PyObject v)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	966 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	967 Py_ssize_t i;
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	968 int cmp;
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	969
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	970 for (i = 0, cmp = 0 ; cmp == 0 && i < Py_SIZE(self); i++) {
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	971 PyObject selfi = getarrayitem((PyObject )self, i);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	972 cmp = PyObject_RichCompareBool(selfi, v, Py_EQ);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	973 Py_DECREF(selfi);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	974 }
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	975 return cmp;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	976 }
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	977
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	978 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	979 array_remove(arrayobject self, PyObject v)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	980 {
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	981 int i;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	982
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	983 for (i = 0; i < Py_SIZE(self); i++) {
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	984 PyObject selfi = getarrayitem((PyObject )self,i);
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	985 int cmp = PyObject_RichCompareBool(selfi, v, Py_EQ);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	986 Py_DECREF(selfi);
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	987 if (cmp > 0) {
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	988 if (array_ass_slice(self, i, i+1,
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	989 (PyObject *)NULL) != 0)
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	990 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	991 Py_INCREF(Py_None);
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	992 return Py_None;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	993 }
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	994 else if (cmp < 0)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	995 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	996 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	997 PyErr_SetString(PyExc_ValueError, "array.remove(x): x not in list");
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	998 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	999 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1000
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1001 PyDoc_STRVAR(remove_doc,
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1002 "remove(x)\n\
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1003 \n\
55049 74c0a78114ae Merged revisions 69846 via svnmerge from Jesus Cea <jcea@jcea.es> parents: 48046 diff changeset	1004 Remove the first occurrence of x in the array.");
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1005
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1006 static PyObject *
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1007 array_pop(arrayobject self, PyObject args)
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1008 {
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	1009 Py_ssize_t i = -1;
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1010 PyObject *v;
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	1011 if (!PyArg_ParseTuple(args, "\|n:pop", &i))
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1012 return NULL;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1013 if (Py_SIZE(self) == 0) {
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1014 /* Special-case most common failure cause */
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1015 PyErr_SetString(PyExc_IndexError, "pop from empty array");
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1016 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1017 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1018 if (i < 0)
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1019 i += Py_SIZE(self);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1020 if (i < 0 \|\| i >= Py_SIZE(self)) {
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1021 PyErr_SetString(PyExc_IndexError, "pop index out of range");
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1022 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1023 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1024 v = getarrayitem((PyObject *)self,i);
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1025 if (array_ass_slice(self, i, i+1, (PyObject *)NULL) != 0) {
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1026 Py_DECREF(v);
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1027 return NULL;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1028 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1029 return v;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1030 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1031
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1032 PyDoc_STRVAR(pop_doc,
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1033 "pop([i])\n\
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1034 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1035 Return the i-th element and delete it from the array. i defaults to -1.");
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1036
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1037 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1038 array_extend(arrayobject self, PyObject bb)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1039 {
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1040 if (array_do_extend(self, bb) == -1)
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1041 return NULL;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1042 Py_INCREF(Py_None);
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1043 return Py_None;
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1044 }
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1045
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1046 PyDoc_STRVAR(extend_doc,
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	1047 "extend(array or iterable)\n\
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1048 \n\
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	1049 Append items to the end of the array.");
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1050
eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	1051 static PyObject *
13590 c503d8e474b3 ANSI-fication (got lost in the deep seas of source forge <wink>) Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13447 diff changeset	1052 array_insert(arrayobject self, PyObject args)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1053 {
36689 11484a72d966 Convert array.array.insert to use Py_ssize_t (like the rest already does.) Thomas Wouters <thomas@python.org> parents: 36544 diff changeset	1054 Py_ssize_t i;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1055 PyObject *v;
36689 11484a72d966 Convert array.array.insert to use Py_ssize_t (like the rest already does.) Thomas Wouters <thomas@python.org> parents: 36544 diff changeset	1056 if (!PyArg_ParseTuple(args, "nO:insert", &i, &v))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1057 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1058 return ins(self, i, v);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1059 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1060
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1061 PyDoc_STRVAR(insert_doc,
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1062 "insert(i,x)\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1063 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1064 Insert a new item x into the array before position i.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1065
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1066
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1067 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1068 array_buffer_info(arrayobject self, PyObject unused)
5982 6aebd970b7a9 Added buffer_info() method that returns address and length in bytes of Guido van Rossum <guido@python.org> parents: 5696 diff changeset	1069 {
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1070 PyObject* retval = NULL;
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1071 retval = PyTuple_New(2);
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1072 if (!retval)
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1073 return NULL;
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	1074
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	1075 PyTuple_SET_ITEM(retval, 0, PyLong_FromVoidPtr(self->ob_item));
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1076 PyTuple_SET_ITEM(retval, 1, PyInt_FromLong((long)(Py_SIZE(self))));
13068 705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	1077
705132667f7b Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 12814 diff changeset	1078 return retval;
5982 6aebd970b7a9 Added buffer_info() method that returns address and length in bytes of Guido van Rossum <guido@python.org> parents: 5696 diff changeset	1079 }
6aebd970b7a9 Added buffer_info() method that returns address and length in bytes of Guido van Rossum <guido@python.org> parents: 5696 diff changeset	1080
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1081 PyDoc_STRVAR(buffer_info_doc,
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1082 "buffer_info() -> (address, length)\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1083 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1084 Return a tuple (address, length) giving the current memory address and\n\
18851 ef2031c54875 Fix buffer_info() docstring to match reality. See SF bug #444842. Guido van Rossum <guido@python.org> parents: 18036 diff changeset	1085 the length in items of the buffer used to hold array's contents\n\
ef2031c54875 Fix buffer_info() docstring to match reality. See SF bug #444842. Guido van Rossum <guido@python.org> parents: 18036 diff changeset	1086 The length should be multiplied by the itemsize attribute to calculate\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1087 the buffer length in bytes.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1088
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1089
5982 6aebd970b7a9 Added buffer_info() method that returns address and length in bytes of Guido van Rossum <guido@python.org> parents: 5696 diff changeset	1090 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1091 array_append(arrayobject self, PyObject v)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1092 {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1093 return ins(self, (int) Py_SIZE(self), v);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1094 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1095
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1096 PyDoc_STRVAR(append_doc,
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1097 "append(x)\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1098 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1099 Append new value x to the end of the array.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1100
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1101
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1102 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1103 array_byteswap(arrayobject self, PyObject unused)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1104 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1105 char *p;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1106 Py_ssize_t i;
11522 cbf58cd0bb57 Correct the docstring for byteswap(); error noted by Bernhard Reiter Fred Drake <fdrake@acm.org> parents: 11242 diff changeset	1107
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1108 switch (self->ob_descr->itemsize) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1109 case 1:
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1110 break;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1111 case 2:
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1112 for (p = self->ob_item, i = Py_SIZE(self); --i >= 0; p += 2) {
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1113 char p0 = p[0];
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1114 p[0] = p[1];
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1115 p[1] = p0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1116 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1117 break;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1118 case 4:
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1119 for (p = self->ob_item, i = Py_SIZE(self); --i >= 0; p += 4) {
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1120 char p0 = p[0];
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1121 char p1 = p[1];
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1122 p[0] = p[3];
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1123 p[1] = p[2];
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1124 p[2] = p1;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1125 p[3] = p0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1126 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1127 break;
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1128 case 8:
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1129 for (p = self->ob_item, i = Py_SIZE(self); --i >= 0; p += 8) {
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1130 char p0 = p[0];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1131 char p1 = p[1];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1132 char p2 = p[2];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1133 char p3 = p[3];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1134 p[0] = p[7];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1135 p[1] = p[6];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1136 p[2] = p[5];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1137 p[3] = p[4];
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1138 p[4] = p3;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1139 p[5] = p2;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1140 p[6] = p1;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1141 p[7] = p0;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1142 }
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1143 break;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1144 default:
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1145 PyErr_SetString(PyExc_RuntimeError,
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1146 "don't know how to byteswap this array type");
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1147 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1148 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1149 Py_INCREF(Py_None);
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1150 return Py_None;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1151 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1152
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1153 PyDoc_STRVAR(byteswap_doc,
11522 cbf58cd0bb57 Correct the docstring for byteswap(); error noted by Bernhard Reiter Fred Drake <fdrake@acm.org> parents: 11242 diff changeset	1154 "byteswap()\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1155 \n\
11522 cbf58cd0bb57 Correct the docstring for byteswap(); error noted by Bernhard Reiter Fred Drake <fdrake@acm.org> parents: 11242 diff changeset	1156 Byteswap all items of the array. If the items in the array are not 1, 2,\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1157 4, or 8 bytes in size, RuntimeError is raised.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1158
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1159 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1160 array_reverse(arrayobject self, PyObject unused)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1161 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1162 register Py_ssize_t itemsize = self->ob_descr->itemsize;
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1163 register char p, q;
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1164 /* little buffer to hold items while swapping */
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1165 char tmp[256]; /* 8 is probably enough -- but why skimp */
37847 12ab20cd7c27 C++ compiler cleanup: a cast here, a cast there... still does not compile under C++ though... Skip Montanaro <skip@pobox.com> parents: 37756 diff changeset	1166 assert((size_t)itemsize <= sizeof(tmp));
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1167
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1168 if (Py_SIZE(self) > 1) {
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1169 for (p = self->ob_item,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1170 q = self->ob_item + (Py_SIZE(self) - 1)*itemsize;
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1171 p < q;
7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1172 p += itemsize, q -= itemsize) {
14649 1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1173 /* memory areas guaranteed disjoint, so memcpy
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1174 * is safe (& memmove may be slower).
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1175 */
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1176 memcpy(tmp, p, itemsize);
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1177 memcpy(p, q, itemsize);
1ec6c63347ea arraymodule: Fix SF bug 113960. Tim Peters <tim.peters@gmail.com> parents: 14499 diff changeset	1178 memcpy(q, tmp, itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1179 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1180 }
14499 7f23ec5cd9ca General cleanup in preparation for a bugfix: removed unused code, useless Tim Peters <tim.peters@gmail.com> parents: 14375 diff changeset	1181
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1182 Py_INCREF(Py_None);
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1183 return Py_None;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1184 }
1393 7d6a2d950f13 * nismodule.c: database keys and values can contain null bytes. be more Guido van Rossum <guido@python.org> parents: 1391 diff changeset	1185
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1186 PyDoc_STRVAR(reverse_doc,
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1187 "reverse()\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1188 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1189 Reverse the order of the items in the array.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1190
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1191 static PyObject *
13590 c503d8e474b3 ANSI-fication (got lost in the deep seas of source forge <wink>) Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13447 diff changeset	1192 array_fromfile(arrayobject self, PyObject args)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1193 {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1194 PyObject *f;
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	1195 Py_ssize_t n;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1196 FILE *fp;
36529 442c0fb3c4ed Use correct format specifier for Py_ssize_t variable to PyArg_ParseTuple(). Thomas Wouters <thomas@python.org> parents: 36518 diff changeset	1197 if (!PyArg_ParseTuple(args, "On:fromfile", &f, &n))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1198 return NULL;
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1199 fp = PyFile_AsFile(f);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1200 if (fp == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1201 PyErr_SetString(PyExc_TypeError, "arg1 must be open file");
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1202 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1203 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1204 if (n > 0) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1205 char *item = self->ob_item;
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	1206 Py_ssize_t itemsize = self->ob_descr->itemsize;
13081 0acec211a209 Trent Mick: use size_t instead of int where appropriate (in Guido van Rossum <guido@python.org> parents: 13068 diff changeset	1207 size_t nread;
36518 9f3f87e920a6 Use Py_ssize_t for counts and sizes. Martin v. Löwis <martin@v.loewis.de> parents: 36501 diff changeset	1208 Py_ssize_t newlength;
10283 d3bece46486e Carefully check for overflow when allocating the memory for fromfile Guido van Rossum <guido@python.org> parents: 9588 diff changeset	1209 size_t newbytes;
d3bece46486e Carefully check for overflow when allocating the memory for fromfile Guido van Rossum <guido@python.org> parents: 9588 diff changeset	1210 /* Be careful here about overflow */
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1211 if ((newlength = Py_SIZE(self) + n) <= 0 \|\|
10434 a4768315948d Use an unsigned cast to avoid a warning in VC++. Guido van Rossum <guido@python.org> parents: 10283 diff changeset	1212 (newbytes = newlength * itemsize) / itemsize !=
a4768315948d Use an unsigned cast to avoid a warning in VC++. Guido van Rossum <guido@python.org> parents: 10283 diff changeset	1213 (size_t)newlength)
10283 d3bece46486e Carefully check for overflow when allocating the memory for fromfile Guido van Rossum <guido@python.org> parents: 9588 diff changeset	1214 goto nomem;
d3bece46486e Carefully check for overflow when allocating the memory for fromfile Guido van Rossum <guido@python.org> parents: 9588 diff changeset	1215 PyMem_RESIZE(item, char, newbytes);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1216 if (item == NULL) {
10283 d3bece46486e Carefully check for overflow when allocating the memory for fromfile Guido van Rossum <guido@python.org> parents: 9588 diff changeset	1217 nomem:
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1218 PyErr_NoMemory();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1219 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1220 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1221 self->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1222 Py_SIZE(self) += n;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1223 self->allocated = Py_SIZE(self);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1224 nread = fread(item + (Py_SIZE(self) - n) * itemsize,
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1225 itemsize, n, fp);
13081 0acec211a209 Trent Mick: use size_t instead of int where appropriate (in Guido van Rossum <guido@python.org> parents: 13068 diff changeset	1226 if (nread < (size_t)n) {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1227 Py_SIZE(self) -= (n - nread);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1228 PyMem_RESIZE(item, char, Py_SIZE(self)*itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1229 self->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1230 self->allocated = Py_SIZE(self);
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1231 PyErr_SetString(PyExc_EOFError,
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1232 "not enough items in file");
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1233 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1234 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1235 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1236 Py_INCREF(Py_None);
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1237 return Py_None;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1238 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1239
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1240 PyDoc_STRVAR(fromfile_doc,
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1241 "fromfile(f, n)\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1242 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1243 Read n objects from the file object f and append them to the end of the\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1244 array. Also called as read.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1245
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1246
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1247 static PyObject *
46077 ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1248 array_fromfile_as_read(arrayobject self, PyObject args)
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1249 {
46573 aef3501d8e77 Use PyErr_WarnPy3k throughout Benjamin Peterson <benjamin@python.org> parents: 46077 diff changeset	1250 if (PyErr_WarnPy3k("array.read() not supported in 3.x; "
46578 7670005da8c5 A little reformating of Py3k warnings Benjamin Peterson <benjamin@python.org> parents: 46573 diff changeset	1251 "use array.fromfile()", 1) < 0)
46077 ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1252 return NULL;
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1253 return array_fromfile(self, args);
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1254 }
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1255
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1256
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1257 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1258 array_tofile(arrayobject self, PyObject f)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1259 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1260 FILE *fp;
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1261
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1262 fp = PyFile_AsFile(f);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1263 if (fp == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1264 PyErr_SetString(PyExc_TypeError, "arg must be open file");
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1265 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1266 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1267 if (self->ob_size > 0) {
13942 31b25ac1f019 Use safer comparisons (only matters when sizeof(int) != sizeof(size_t)). fread Trent Mick <trentm@activestate.com> parents: 13792 diff changeset	1268 if (fwrite(self->ob_item, self->ob_descr->itemsize,
31b25ac1f019 Use safer comparisons (only matters when sizeof(int) != sizeof(size_t)). fread Trent Mick <trentm@activestate.com> parents: 13792 diff changeset	1269 self->ob_size, fp) != (size_t)self->ob_size) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1270 PyErr_SetFromErrno(PyExc_IOError);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1271 clearerr(fp);
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1272 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1273 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1274 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1275 Py_INCREF(Py_None);
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1276 return Py_None;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1277 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1278
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1279 PyDoc_STRVAR(tofile_doc,
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1280 "tofile(f)\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1281 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1282 Write all items (as machine values) to the file object f. Also called as\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1283 write.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1284
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1285
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1286 static PyObject *
46077 ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1287 array_tofile_as_write(arrayobject self, PyObject f)
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1288 {
46573 aef3501d8e77 Use PyErr_WarnPy3k throughout Benjamin Peterson <benjamin@python.org> parents: 46077 diff changeset	1289 if (PyErr_WarnPy3k("array.write() not supported in 3.x; "
46578 7670005da8c5 A little reformating of Py3k warnings Benjamin Peterson <benjamin@python.org> parents: 46573 diff changeset	1290 "use array.tofile()", 1) < 0)
46077 ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1291 return NULL;
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1292 return array_tofile(self, f);
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1293 }
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1294
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1295
ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1296 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1297 array_fromlist(arrayobject self, PyObject list)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1298 {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1299 Py_ssize_t n;
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1300 Py_ssize_t itemsize = self->ob_descr->itemsize;
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1301
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1302 if (!PyList_Check(list)) {
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1303 PyErr_SetString(PyExc_TypeError, "arg must be list");
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1304 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1305 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1306 n = PyList_Size(list);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1307 if (n > 0) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1308 char *item = self->ob_item;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1309 Py_ssize_t i;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1310 PyMem_RESIZE(item, char, (Py_SIZE(self) + n) * itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1311 if (item == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1312 PyErr_NoMemory();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1313 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1314 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1315 self->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1316 Py_SIZE(self) += n;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1317 self->allocated = Py_SIZE(self);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1318 for (i = 0; i < n; i++) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1319 PyObject *v = PyList_GetItem(list, i);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1320 if ((*self->ob_descr->setitem)(self,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1321 Py_SIZE(self) - n + i, v) != 0) {
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1322 Py_SIZE(self) -= n;
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1323 if (itemsize && (self->ob_size > PY_SSIZE_T_MAX / itemsize)) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1324 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1325 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1326 PyMem_RESIZE(item, char,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1327 Py_SIZE(self) * itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1328 self->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1329 self->allocated = Py_SIZE(self);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1330 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1331 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1332 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1333 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1334 Py_INCREF(Py_None);
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1335 return Py_None;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1336 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1337
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1338 PyDoc_STRVAR(fromlist_doc,
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1339 "fromlist(list)\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1340 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1341 Append items to array from list.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1342
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1343
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1344 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1345 array_tolist(arrayobject self, PyObject unused)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1346 {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1347 PyObject *list = PyList_New(Py_SIZE(self));
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1348 Py_ssize_t i;
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1349
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1350 if (list == NULL)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1351 return NULL;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1352 for (i = 0; i < Py_SIZE(self); i++) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1353 PyObject v = getarrayitem((PyObject )self, i);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1354 if (v == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1355 Py_DECREF(list);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1356 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1357 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1358 PyList_SetItem(list, i, v);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1359 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1360 return list;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1361 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1362
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1363 PyDoc_STRVAR(tolist_doc,
9360 4c23ae6c6e82 ACK! There was still an unescaped newline in a docstring. Guido van Rossum <guido@python.org> parents: 9343 diff changeset	1364 "tolist() -> list\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1365 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1366 Convert array to an ordinary list with the same items.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1367
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1368
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1369 static PyObject *
13590 c503d8e474b3 ANSI-fication (got lost in the deep seas of source forge <wink>) Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13447 diff changeset	1370 array_fromstring(arrayobject self, PyObject args)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1371 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1372 char *str;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1373 Py_ssize_t n;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1374 int itemsize = self->ob_descr->itemsize;
13773 b6d93dba120e replaced PyArgs_Parse by PyArgs_ParseTuple Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13772 diff changeset	1375 if (!PyArg_ParseTuple(args, "s#:fromstring", &str, &n))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1376 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1377 if (n % itemsize != 0) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1378 PyErr_SetString(PyExc_ValueError,
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1379 "string length not a multiple of item size");
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1380 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1381 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1382 n = n / itemsize;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1383 if (n > 0) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1384 char *item = self->ob_item;
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1385 if ((n > PY_SSIZE_T_MAX - Py_SIZE(self)) \|\|
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1386 ((Py_SIZE(self) + n) > PY_SSIZE_T_MAX / itemsize)) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1387 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1388 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1389 PyMem_RESIZE(item, char, (Py_SIZE(self) + n) * itemsize);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1390 if (item == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1391 PyErr_NoMemory();
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1392 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1393 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1394 self->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1395 Py_SIZE(self) += n;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1396 self->allocated = Py_SIZE(self);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1397 memcpy(item + (Py_SIZE(self) - n) * itemsize,
4634 9facbab152cd Removed some unneeded header files and reedited with a fixed-width font Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4628 diff changeset	1398 str, itemsize*n);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1399 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1400 Py_INCREF(Py_None);
7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1401 return Py_None;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1402 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1403
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1404 PyDoc_STRVAR(fromstring_doc,
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1405 "fromstring(string)\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1406 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1407 Appends items from the string, interpreting it as an array of machine\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1408 values,as if it had been read from a file using the fromfile() method).");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1409
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1410
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1411 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1412 array_tostring(arrayobject self, PyObject unused)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1413 {
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1414 if (self->ob_size <= PY_SSIZE_T_MAX / self->ob_descr->itemsize) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1415 return PyString_FromStringAndSize(self->ob_item,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1416 Py_SIZE(self) * self->ob_descr->itemsize);
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1417 } else {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1418 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1419 }
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1420 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1421
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1422 PyDoc_STRVAR(tostring_doc,
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1423 "tostring() -> string\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1424 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1425 Convert the array to an array of machine values and return the string\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1426 representation.");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1427
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1428
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1429
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1430 #ifdef Py_USING_UNICODE
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1431 static PyObject *
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1432 array_fromunicode(arrayobject self, PyObject args)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1433 {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1434 Py_UNICODE *ustr;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1435 Py_ssize_t n;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1436
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1437 if (!PyArg_ParseTuple(args, "u#:fromunicode", &ustr, &n))
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1438 return NULL;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1439 if (self->ob_descr->typecode != 'u') {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1440 PyErr_SetString(PyExc_ValueError,
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1441 "fromunicode() may only be called on "
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1442 "type 'u' arrays");
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1443 return NULL;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1444 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1445 if (n > 0) {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1446 Py_UNICODE item = (Py_UNICODE ) self->ob_item;
47587 1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1447 if (Py_SIZE(self) > PY_SSIZE_T_MAX - n) {
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1448 return PyErr_NoMemory();
1c964ed35ef9 Merge in release25-maint r60793: Gregory P. Smith <greg@mad-scientist.com> parents: 47527 diff changeset	1449 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1450 PyMem_RESIZE(item, Py_UNICODE, Py_SIZE(self) + n);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1451 if (item == NULL) {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1452 PyErr_NoMemory();
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1453 return NULL;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1454 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1455 self->ob_item = (char *) item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1456 Py_SIZE(self) += n;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1457 self->allocated = Py_SIZE(self);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1458 memcpy(item + Py_SIZE(self) - n,
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1459 ustr, n * sizeof(Py_UNICODE));
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1460 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1461
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1462 Py_INCREF(Py_None);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1463 return Py_None;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1464 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1465
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1466 PyDoc_STRVAR(fromunicode_doc,
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1467 "fromunicode(ustr)\n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1468 \n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1469 Extends this array with data from the unicode string ustr.\n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1470 The array must be a type 'u' array; otherwise a ValueError\n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1471 is raised. Use array.fromstring(ustr.decode(...)) to\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1472 append Unicode data to an array of some other type.");
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1473
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1474
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1475 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1476 array_tounicode(arrayobject self, PyObject unused)
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1477 {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1478 if (self->ob_descr->typecode != 'u') {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1479 PyErr_SetString(PyExc_ValueError,
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1480 "tounicode() may only be called on type 'u' arrays");
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1481 return NULL;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1482 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1483 return PyUnicode_FromUnicode((Py_UNICODE *) self->ob_item, Py_SIZE(self));
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1484 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1485
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1486 PyDoc_STRVAR(tounicode_doc,
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1487 "tounicode() -> unicode\n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1488 \n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1489 Convert the array to a unicode string. The array must be\n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1490 a type 'u' array; otherwise a ValueError is raised. Use\n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1491 array.tostring().decode() to obtain a unicode string from\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	1492 an array of some other type.");
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1493
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1494 #endif /* Py_USING_UNICODE */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1495
55260 3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1496 static PyObject *
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1497 array_reduce(arrayobject *array)
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1498 {
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1499 PyObject dict, result, *list;
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1500
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1501 dict = PyObject_GetAttrString((PyObject *)array, "__dict__");
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1502 if (dict == NULL) {
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1503 if (!PyErr_ExceptionMatches(PyExc_AttributeError))
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1504 return NULL;
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1505 PyErr_Clear();
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1506 dict = Py_None;
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1507 Py_INCREF(dict);
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1508 }
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1509 /* Unlike in Python 3.x, we never use the more efficient memory
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1510 * representation of an array for pickling. This is unfortunately
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1511 * necessary to allow array objects to be unpickled by Python 3.x,
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1512 * since str objects from 2.x are always decoded to unicode in
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1513 * Python 3.x.
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1514 */
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1515 list = array_tolist(array, NULL);
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1516 if (list == NULL) {
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1517 Py_DECREF(dict);
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1518 return NULL;
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1519 }
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1520 result = Py_BuildValue(
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1521 "O(cO)O", Py_TYPE(array), array->ob_descr->typecode, list, dict);
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1522 Py_DECREF(list);
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1523 Py_DECREF(dict);
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1524 return result;
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1525 }
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1526
3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1527 PyDoc_STRVAR(reduce_doc, "Return state information for pickling.");
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1528
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1529 static PyObject *
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1530 array_get_typecode(arrayobject a, void closure)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1531 {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1532 char tc = a->ob_descr->typecode;
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	1533 return PyString_FromStringAndSize(&tc, 1);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1534 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1535
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1536 static PyObject *
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1537 array_get_itemsize(arrayobject a, void closure)
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1538 {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1539 return PyInt_FromLong((long)a->ob_descr->itemsize);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1540 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1541
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1542 static PyGetSetDef array_getsets [] = {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1543 {"typecode", (getter) array_get_typecode, NULL,
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1544 "the typecode character used to create the array"},
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1545 {"itemsize", (getter) array_get_itemsize, NULL,
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1546 "the size, in bytes, of one array item"},
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1547 {NULL}
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1548 };
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1549
47678 a35da94e05fc Make more symbols static. Martin v. Löwis <martin@v.loewis.de> parents: 47672 diff changeset	1550 static PyMethodDef array_methods[] = {
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1551 {"append", (PyCFunction)array_append, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1552 append_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1553 {"buffer_info", (PyCFunction)array_buffer_info, METH_NOARGS,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1554 buffer_info_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1555 {"byteswap", (PyCFunction)array_byteswap, METH_NOARGS,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1556 byteswap_doc},
31651 35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	1557 {"__copy__", (PyCFunction)array_copy, METH_NOARGS,
35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	1558 copy_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1559 {"count", (PyCFunction)array_count, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1560 count_doc},
39653 a88bc3bad651 Fix SF bug #1545837: array.array borks on deepcopy. Thomas Wouters <thomas@python.org> parents: 39463 diff changeset	1561 {"__deepcopy__",(PyCFunction)array_copy, METH_O,
31651 35cb8114b45c SF bug #910986: copy.copy fails for array.array Raymond Hettinger <python@rcn.com> parents: 30683 diff changeset	1562 copy_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1563 {"extend", (PyCFunction)array_extend, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1564 extend_doc},
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1565 {"fromfile", (PyCFunction)array_fromfile, METH_VARARGS,
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1566 fromfile_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1567 {"fromlist", (PyCFunction)array_fromlist, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1568 fromlist_doc},
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1569 {"fromstring", (PyCFunction)array_fromstring, METH_VARARGS,
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1570 fromstring_doc},
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1571 #ifdef Py_USING_UNICODE
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1572 {"fromunicode", (PyCFunction)array_fromunicode, METH_VARARGS,
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1573 fromunicode_doc},
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1574 #endif
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1575 {"index", (PyCFunction)array_index, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1576 index_doc},
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1577 {"insert", (PyCFunction)array_insert, METH_VARARGS,
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1578 insert_doc},
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1579 {"pop", (PyCFunction)array_pop, METH_VARARGS,
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1580 pop_doc},
46077 ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1581 {"read", (PyCFunction)array_fromfile_as_read, METH_VARARGS,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1582 fromfile_doc},
34174 30b97c1bb12d SF #1085304: Make array.array pickle-able Raymond Hettinger <python@rcn.com> parents: 33316 diff changeset	1583 {"__reduce__", (PyCFunction)array_reduce, METH_NOARGS,
55260 3a316243bd6c Issue #2389: Pickle array objects using a list representation for portability Alexandre Vassalotti <alexandre@peadrop.com> parents: 55049 diff changeset	1584 reduce_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1585 {"remove", (PyCFunction)array_remove, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1586 remove_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1587 {"reverse", (PyCFunction)array_reverse, METH_NOARGS,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1588 reverse_doc},
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1589 /* {"sort", (PyCFunction)array_sort, METH_VARARGS,
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1590 sort_doc},*/
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1591 {"tofile", (PyCFunction)array_tofile, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1592 tofile_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1593 {"tolist", (PyCFunction)array_tolist, METH_NOARGS,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1594 tolist_doc},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1595 {"tostring", (PyCFunction)array_tostring, METH_NOARGS,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1596 tostring_doc},
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1597 #ifdef Py_USING_UNICODE
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 24471 diff changeset	1598 {"tounicode", (PyCFunction)array_tounicode, METH_NOARGS,
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1599 tounicode_doc},
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1600 #endif
46077 ae659ff0528b #2359: add Py3k warning for array.read/array.write. Georg Brandl <georg@python.org> parents: 44350 diff changeset	1601 {"write", (PyCFunction)array_tofile_as_write, METH_O,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1602 tofile_doc},
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1603 {NULL, NULL} /* sentinel */
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1604 };
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1605
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1606 static PyObject *
13590 c503d8e474b3 ANSI-fication (got lost in the deep seas of source forge <wink>) Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13447 diff changeset	1607 array_repr(arrayobject *a)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1608 {
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1609 char buf[256], typecode;
28742 bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1610 PyObject s, t, *v = NULL;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1611 Py_ssize_t len;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1612
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1613 len = Py_SIZE(a);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1614 typecode = a->ob_descr->typecode;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1615 if (len == 0) {
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1616 PyOS_snprintf(buf, sizeof(buf), "array('%c')", typecode);
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	1617 return PyString_FromString(buf);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1618 }
28742 bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1619
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1620 if (typecode == 'c')
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1621 v = array_tostring(a, NULL);
23433 fb64f21176af array_tounicode isn't defined in --disable-unicode builds... Michael W. Hudson <mwh@python.net> parents: 23365 diff changeset	1622 #ifdef Py_USING_UNICODE
28742 bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1623 else if (typecode == 'u')
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1624 v = array_tounicode(a, NULL);
23433 fb64f21176af array_tounicode isn't defined in --disable-unicode builds... Michael W. Hudson <mwh@python.net> parents: 23365 diff changeset	1625 #endif
28742 bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1626 else
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1627 v = array_tolist(a, NULL);
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1628 t = PyObject_Repr(v);
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1629 Py_XDECREF(v);
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1630
bd678e65f784 SF Patch 685051: fix for 680789: reprs in arraymodule Raymond Hettinger <python@rcn.com> parents: 28320 diff changeset	1631 PyOS_snprintf(buf, sizeof(buf), "array('%c', ", typecode);
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	1632 s = PyString_FromString(buf);
52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	1633 PyString_ConcatAndDel(&s, t);
52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	1634 PyString_ConcatAndDel(&s, PyString_FromString(")"));
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1635 return s;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1636 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1637
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1638 static PyObject*
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1639 array_subscr(arrayobject* self, PyObject* item)
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1640 {
39463 6cafdc81cfde Patch #1538606, Patch to fix __index__() clipping. Neal Norwitz <nnorwitz@gmail.com> parents: 39445 diff changeset	1641 if (PyIndex_Check(item)) {
6cafdc81cfde Patch #1538606, Patch to fix __index__() clipping. Neal Norwitz <nnorwitz@gmail.com> parents: 39445 diff changeset	1642 Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
36882 6a9c7165b17b Checking in the code for PEP 357. Guido van Rossum <guido@python.org> parents: 36877 diff changeset	1643 if (i==-1 && PyErr_Occurred()) {
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1644 return NULL;
36882 6a9c7165b17b Checking in the code for PEP 357. Guido van Rossum <guido@python.org> parents: 36877 diff changeset	1645 }
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1646 if (i < 0)
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1647 i += Py_SIZE(self);
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1648 return array_item(self, i);
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1649 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1650 else if (PySlice_Check(item)) {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1651 Py_ssize_t start, stop, step, slicelength, cur, i;
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1652 PyObject* result;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1653 arrayobject* ar;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1654 int itemsize = self->ob_descr->itemsize;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1655
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1656 if (PySlice_GetIndicesEx((PySliceObject*)item, Py_SIZE(self),
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1657 &start, &stop, &step, &slicelength) < 0) {
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1658 return NULL;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1659 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1660
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1661 if (slicelength <= 0) {
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1662 return newarrayobject(&Arraytype, 0, self->ob_descr);
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1663 }
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1664 else if (step == 1) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1665 PyObject *result = newarrayobject(&Arraytype,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1666 slicelength, self->ob_descr);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1667 if (result == NULL)
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1668 return NULL;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1669 memcpy(((arrayobject *)result)->ob_item,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1670 self->ob_item + start * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1671 slicelength * itemsize);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1672 return result;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1673 }
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1674 else {
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1675 result = newarrayobject(&Arraytype, slicelength, self->ob_descr);
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1676 if (!result) return NULL;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1677
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1678 ar = (arrayobject*)result;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1679
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1680 for (cur = start, i = 0; i < slicelength;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1681 cur += step, i++) {
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1682 memcpy(ar->ob_item + i*itemsize,
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1683 self->ob_item + cur*itemsize,
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1684 itemsize);
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1685 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1686
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1687 return result;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1688 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1689 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1690 else {
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1691 PyErr_SetString(PyExc_TypeError,
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1692 "array indices must be integers");
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1693 return NULL;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1694 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1695 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1696
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1697 static int
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1698 array_ass_subscr(arrayobject* self, PyObject* item, PyObject* value)
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1699 {
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1700 Py_ssize_t start, stop, step, slicelength, needed;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1701 arrayobject* other;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1702 int itemsize;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1703
39463 6cafdc81cfde Patch #1538606, Patch to fix __index__() clipping. Neal Norwitz <nnorwitz@gmail.com> parents: 39445 diff changeset	1704 if (PyIndex_Check(item)) {
6cafdc81cfde Patch #1538606, Patch to fix __index__() clipping. Neal Norwitz <nnorwitz@gmail.com> parents: 39445 diff changeset	1705 Py_ssize_t i = PyNumber_AsSsize_t(item, PyExc_IndexError);
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1706
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1707 if (i == -1 && PyErr_Occurred())
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1708 return -1;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1709 if (i < 0)
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1710 i += Py_SIZE(self);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1711 if (i < 0 \|\| i >= Py_SIZE(self)) {
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1712 PyErr_SetString(PyExc_IndexError,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1713 "array assignment index out of range");
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1714 return -1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1715 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1716 if (value == NULL) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1717 /* Fall through to slice assignment */
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1718 start = i;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1719 stop = i + 1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1720 step = 1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1721 slicelength = 1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1722 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1723 else
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1724 return (*self->ob_descr->setitem)(self, i, value);
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1725 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1726 else if (PySlice_Check(item)) {
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1727 if (PySlice_GetIndicesEx((PySliceObject *)item,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1728 Py_SIZE(self), &start, &stop,
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1729 &step, &slicelength) < 0) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1730 return -1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1731 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1732 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1733 else {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1734 PyErr_SetString(PyExc_TypeError,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1735 "array indices must be integer");
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1736 return -1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1737 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1738 if (value == NULL) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1739 other = NULL;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1740 needed = 0;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1741 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1742 else if (array_Check(value)) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1743 other = (arrayobject *)value;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1744 needed = Py_SIZE(other);
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1745 if (self == other) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1746 /* Special case "self[i:j] = self" -- copy self first */
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1747 int ret;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1748 value = array_slice(other, 0, needed);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1749 if (value == NULL)
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1750 return -1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1751 ret = array_ass_subscr(self, item, value);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1752 Py_DECREF(value);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1753 return ret;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1754 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1755 if (other->ob_descr != self->ob_descr) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1756 PyErr_BadArgument();
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1757 return -1;
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1758 }
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1759 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1760 else {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1761 PyErr_Format(PyExc_TypeError,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1762 "can only assign array (not \"%.200s\") to array slice",
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1763 Py_TYPE(value)->tp_name);
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1764 return -1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1765 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1766 itemsize = self->ob_descr->itemsize;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1767 /* for 'a[2:1] = ...', the insertion point is 'start', not 'stop' */
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1768 if ((step > 0 && stop < start) \|\|
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1769 (step < 0 && stop > start))
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1770 stop = start;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1771 if (step == 1) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1772 if (slicelength > needed) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1773 memmove(self->ob_item + (start + needed) * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1774 self->ob_item + stop * itemsize,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1775 (Py_SIZE(self) - stop) * itemsize);
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1776 if (array_resize(self, Py_SIZE(self) +
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1777 needed - slicelength) < 0)
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1778 return -1;
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1779 }
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1780 else if (slicelength < needed) {
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1781 if (array_resize(self, Py_SIZE(self) +
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1782 needed - slicelength) < 0)
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1783 return -1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1784 memmove(self->ob_item + (start + needed) * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1785 self->ob_item + stop * itemsize,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1786 (Py_SIZE(self) - start - needed) * itemsize);
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1787 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1788 if (needed > 0)
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1789 memcpy(self->ob_item + start * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1790 other->ob_item, needed * itemsize);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1791 return 0;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1792 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1793 else if (needed == 0) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1794 /* Delete slice */
58561 c57998e3be33 Issue #7788: Fix a crash produced by deleting a list slice with huge Mark Dickinson <dickinsm@gmail.com> parents: 55260 diff changeset	1795 size_t cur;
c57998e3be33 Issue #7788: Fix a crash produced by deleting a list slice with huge Mark Dickinson <dickinsm@gmail.com> parents: 55260 diff changeset	1796 Py_ssize_t i;
c57998e3be33 Issue #7788: Fix a crash produced by deleting a list slice with huge Mark Dickinson <dickinsm@gmail.com> parents: 55260 diff changeset	1797
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1798 if (step < 0) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1799 stop = start + 1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1800 start = stop + step * (slicelength - 1) - 1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1801 step = -step;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1802 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1803 for (cur = start, i = 0; i < slicelength;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1804 cur += step, i++) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1805 Py_ssize_t lim = step - 1;
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1806
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1807 if (cur + step >= Py_SIZE(self))
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1808 lim = Py_SIZE(self) - cur - 1;
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1809 memmove(self->ob_item + (cur - i) * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1810 self->ob_item + (cur + 1) * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1811 lim * itemsize);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1812 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1813 cur = start + slicelength * step;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1814 if (cur < Py_SIZE(self)) {
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1815 memmove(self->ob_item + (cur-slicelength) * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1816 self->ob_item + cur * itemsize,
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1817 (Py_SIZE(self) - cur) * itemsize);
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1818 }
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1819 if (array_resize(self, Py_SIZE(self) - slicelength) < 0)
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1820 return -1;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1821 return 0;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1822 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1823 else {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1824 Py_ssize_t cur, i;
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1825
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1826 if (needed != slicelength) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1827 PyErr_Format(PyExc_ValueError,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1828 "attempt to assign array of size %zd "
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1829 "to extended slice of size %zd",
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1830 needed, slicelength);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1831 return -1;
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1832 }
42951 9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1833 for (cur = start, i = 0; i < slicelength;
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1834 cur += step, i++) {
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1835 memcpy(self->ob_item + cur * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1836 other->ob_item + i * itemsize,
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1837 itemsize);
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1838 }
9620134010a5 Improve extended slicing support in builtin types and classes. Specifically: Thomas Wouters <thomas@python.org> parents: 42333 diff changeset	1839 return 0;
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1840 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1841 }
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1842
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1843 static PyMappingMethods array_as_mapping = {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1844 (lenfunc)array_length,
23929 26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1845 (binaryfunc)array_subscr,
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1846 (objobjargproc)array_ass_subscr
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1847 };
26ba17b758b9 Fix the bug described in Michael W. Hudson <mwh@python.net> parents: 23832 diff changeset	1848
41361 4a03860ae08b Array module's buffer interface can now handle empty arrays. Raymond Hettinger <python@rcn.com> parents: 41359 diff changeset	1849 static const void *emptybuf = "";
4a03860ae08b Array module's buffer interface can now handle empty arrays. Raymond Hettinger <python@rcn.com> parents: 41359 diff changeset	1850
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1851 static Py_ssize_t
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1852 array_buffer_getreadbuf(arrayobject self, Py_ssize_t index, const void *ptr)
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1853 {
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1854 if ( index != 0 ) {
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1855 PyErr_SetString(PyExc_SystemError,
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1856 "Accessing non-existent array segment");
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1857 return -1;
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1858 }
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1859 ptr = (void )self->ob_item;
41361 4a03860ae08b Array module's buffer interface can now handle empty arrays. Raymond Hettinger <python@rcn.com> parents: 41359 diff changeset	1860 if (*ptr == NULL)
4a03860ae08b Array module's buffer interface can now handle empty arrays. Raymond Hettinger <python@rcn.com> parents: 41359 diff changeset	1861 *ptr = emptybuf;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1862 return Py_SIZE(self)*self->ob_descr->itemsize;
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1863 }
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1864
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1865 static Py_ssize_t
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1866 array_buffer_getwritebuf(arrayobject self, Py_ssize_t index, const void *ptr)
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1867 {
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1868 if ( index != 0 ) {
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1869 PyErr_SetString(PyExc_SystemError,
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	1870 "Accessing non-existent array segment");
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1871 return -1;
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1872 }
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1873 ptr = (void )self->ob_item;
41361 4a03860ae08b Array module's buffer interface can now handle empty arrays. Raymond Hettinger <python@rcn.com> parents: 41359 diff changeset	1874 if (*ptr == NULL)
4a03860ae08b Array module's buffer interface can now handle empty arrays. Raymond Hettinger <python@rcn.com> parents: 41359 diff changeset	1875 *ptr = emptybuf;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1876 return Py_SIZE(self)*self->ob_descr->itemsize;
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1877 }
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1878
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1879 static Py_ssize_t
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1880 array_buffer_getsegcount(arrayobject self, Py_ssize_t lenp)
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1881 {
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1882 if ( lenp )
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1883 lenp = Py_SIZE(self)self->ob_descr->itemsize;
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1884 return 1;
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1885 }
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1886
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1887 static PySequenceMethods array_as_sequence = {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1888 (lenfunc)array_length, /sq_length/
4634 9facbab152cd Removed some unneeded header files and reedited with a fixed-width font Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4628 diff changeset	1889 (binaryfunc)array_concat, /sq_concat/
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1890 (ssizeargfunc)array_repeat, /sq_repeat/
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1891 (ssizeargfunc)array_item, /sq_item/
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1892 (ssizessizeargfunc)array_slice, /sq_slice/
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1893 (ssizeobjargproc)array_ass_item, /sq_ass_item/
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1894 (ssizessizeobjargproc)array_ass_slice, /sq_ass_slice/
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	1895 (objobjproc)array_contains, /sq_contains/
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1896 (binaryfunc)array_inplace_concat, /sq_inplace_concat/
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1897 (ssizeargfunc)array_inplace_repeat /sq_inplace_repeat/
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1898 };
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1899
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1900 static PyBufferProcs array_as_buffer = {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1901 (readbufferproc)array_buffer_getreadbuf,
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1902 (writebufferproc)array_buffer_getwritebuf,
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1903 (segcountproc)array_buffer_getsegcount,
38676 5bc7272b81e5 Buffer objects would return the read or write buffer for a wrapped object when Brett Cannon <bcannon@gmail.com> parents: 38353 diff changeset	1904 NULL,
5410 3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1905 };
3b2fda31bf1b Checkin of Jack's buffer mods. Guido van Rossum <guido@python.org> parents: 5318 diff changeset	1906
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1907 static PyObject *
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1908 array_new(PyTypeObject type, PyObject args, PyObject *kwds)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1909 {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1910 char c;
33316 0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1911 PyObject initial = NULL, it = NULL;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1912 struct arraydescr *descr;
35449 1fdfd0130e28 Disallow keyword arguments for type constructors that don't use them. Georg Brandl <georg@python.org> parents: 34174 diff changeset	1913
40682 77e0f4718a7c Bug #1486663: don't reject keyword arguments for subclasses of builtin Georg Brandl <georg@python.org> parents: 39653 diff changeset	1914 if (type == &Arraytype && !_PyArg_NoKeywords("array.array()", kwds))
35449 1fdfd0130e28 Disallow keyword arguments for type constructors that don't use them. Georg Brandl <georg@python.org> parents: 34174 diff changeset	1915 return NULL;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1916
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1917 if (!PyArg_ParseTuple(args, "c\|O:array", &c, &initial))
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1918 return NULL;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1919
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1920 if (!(initial == NULL \|\| PyList_Check(initial)
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	1921 \|\| PyString_Check(initial) \|\| PyTuple_Check(initial)
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1922 \|\| (c == 'u' && PyUnicode_Check(initial)))) {
33316 0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1923 it = PyObject_GetIter(initial);
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1924 if (it == NULL)
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1925 return NULL;
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1926 /* We set initial to NULL so that the subsequent code
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1927 will create an empty array of the appropriate type
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1928 and afterwards we can use array_iter_extend to populate
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1929 the array.
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1930 */
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1931 initial = NULL;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1932 }
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1933 for (descr = descriptors; descr->typecode != '\0'; descr++) {
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1934 if (descr->typecode == c) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1935 PyObject *a;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1936 Py_ssize_t len;
28760 22d177682ae1 SF 686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 28742 diff changeset	1937
22d177682ae1 SF 686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 28742 diff changeset	1938 if (initial == NULL \|\| !(PyList_Check(initial)
22d177682ae1 SF 686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 28742 diff changeset	1939 \|\| PyTuple_Check(initial)))
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1940 len = 0;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1941 else
28760 22d177682ae1 SF 686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 28742 diff changeset	1942 len = PySequence_Size(initial);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1943
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1944 a = newarrayobject(type, len, descr);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1945 if (a == NULL)
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1946 return NULL;
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1947
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1948 if (len > 0) {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1949 Py_ssize_t i;
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1950 for (i = 0; i < len; i++) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1951 PyObject *v =
28760 22d177682ae1 SF 686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 28742 diff changeset	1952 PySequence_GetItem(initial, i);
30066 ae0242e3459e SF bug #782369: Massive memory leak in array module Raymond Hettinger <python@rcn.com> parents: 29244 diff changeset	1953 if (v == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1954 Py_DECREF(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1955 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1956 }
30066 ae0242e3459e SF bug #782369: Massive memory leak in array module Raymond Hettinger <python@rcn.com> parents: 29244 diff changeset	1957 if (setarrayitem(a, i, v) != 0) {
ae0242e3459e SF bug #782369: Massive memory leak in array module Raymond Hettinger <python@rcn.com> parents: 29244 diff changeset	1958 Py_DECREF(v);
ae0242e3459e SF bug #782369: Massive memory leak in array module Raymond Hettinger <python@rcn.com> parents: 29244 diff changeset	1959 Py_DECREF(a);
ae0242e3459e SF bug #782369: Massive memory leak in array module Raymond Hettinger <python@rcn.com> parents: 29244 diff changeset	1960 return NULL;
ae0242e3459e SF bug #782369: Massive memory leak in array module Raymond Hettinger <python@rcn.com> parents: 29244 diff changeset	1961 }
ae0242e3459e SF bug #782369: Massive memory leak in array module Raymond Hettinger <python@rcn.com> parents: 29244 diff changeset	1962 Py_DECREF(v);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1963 }
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	1964 } else if (initial != NULL && PyString_Check(initial)) {
36877 e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity. Hye-Shik Chang <hyeshik@gmail.com> parents: 36689 diff changeset	1965 PyObject t_initial, v;
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity. Hye-Shik Chang <hyeshik@gmail.com> parents: 36689 diff changeset	1966 t_initial = PyTuple_Pack(1, initial);
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity. Hye-Shik Chang <hyeshik@gmail.com> parents: 36689 diff changeset	1967 if (t_initial == NULL) {
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity. Hye-Shik Chang <hyeshik@gmail.com> parents: 36689 diff changeset	1968 Py_DECREF(a);
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity. Hye-Shik Chang <hyeshik@gmail.com> parents: 36689 diff changeset	1969 return NULL;
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity. Hye-Shik Chang <hyeshik@gmail.com> parents: 36689 diff changeset	1970 }
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity. Hye-Shik Chang <hyeshik@gmail.com> parents: 36689 diff changeset	1971 v = array_fromstring((arrayobject *)a,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	1972 t_initial);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1973 Py_DECREF(t_initial);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1974 if (v == NULL) {
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1975 Py_DECREF(a);
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1976 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1977 }
4628 7df5d4cf8277 Renamed Grandly (I think). Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4600 diff changeset	1978 Py_DECREF(v);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1979 #ifdef Py_USING_UNICODE
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1980 } else if (initial != NULL && PyUnicode_Check(initial)) {
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	1981 Py_ssize_t n = PyUnicode_GET_DATA_SIZE(initial);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1982 if (n > 0) {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1983 arrayobject self = (arrayobject )a;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1984 char *item = self->ob_item;
37847 12ab20cd7c27 C++ compiler cleanup: a cast here, a cast there... still does not compile under C++ though... Skip Montanaro <skip@pobox.com> parents: 37756 diff changeset	1985 item = (char *)PyMem_Realloc(item, n);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1986 if (item == NULL) {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1987 PyErr_NoMemory();
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1988 Py_DECREF(a);
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1989 return NULL;
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1990 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1991 self->ob_item = item;
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1992 Py_SIZE(self) = n / sizeof(Py_UNICODE);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1993 memcpy(item, PyUnicode_AS_DATA(initial), n);
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	1994 self->allocated = Py_SIZE(self);
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1995 }
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	1996 #endif
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	1997 }
33316 0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1998 if (it != NULL) {
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	1999 if (array_iter_extend((arrayobject *)a, it) == -1) {
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2000 Py_DECREF(it);
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2001 Py_DECREF(a);
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2002 return NULL;
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2003 }
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2004 Py_DECREF(it);
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2005 }
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2006 return a;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2007 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2008 }
4634 9facbab152cd Removed some unneeded header files and reedited with a fixed-width font Roger E. Masse <rmasse@newcnri.cnri.reston.va.us> parents: 4628 diff changeset	2009 PyErr_SetString(PyExc_ValueError,
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2010 "bad typecode (must be c, b, B, u, h, H, i, I, l, L, f or d)");
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2011 return NULL;
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2012 }
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2013
87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2014
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	2015 PyDoc_STRVAR(module_doc,
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2016 "This module defines an object type which can efficiently represent\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2017 an array of basic values: characters, integers, floating point\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2018 numbers. Arrays are sequence types and behave very much like lists,\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2019 except that the type of objects stored in them is constrained. The\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2020 type is specified at object creation time by using a type code, which\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2021 is a single character. The following type codes are defined:\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2022 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2023 Type code C Type Minimum size in bytes \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2024 'c' character 1 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2025 'b' signed integer 1 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2026 'B' unsigned integer 1 \n\
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2027 'u' Unicode character 2 \n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2028 'h' signed integer 2 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2029 'H' unsigned integer 2 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2030 'i' signed integer 2 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2031 'I' unsigned integer 2 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2032 'l' signed integer 4 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2033 'L' unsigned integer 4 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2034 'f' floating point 4 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2035 'd' floating point 8 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2036 \n\
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2037 The constructor is:\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2038 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2039 array(typecode [, initializer]) -- create a new array\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	2040 ");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2041
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	2042 PyDoc_STRVAR(arraytype_doc,
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2043 "array(typecode [, initializer]) -> array\n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2044 \n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2045 Return a new array whose items are restricted by typecode, and\n\
33316 0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2046 initialized from the optional initializer value, which must be a list,\n\
0b181bf230c9 SF feature request #992967: array.array objects should support sequences. Raymond Hettinger <python@rcn.com> parents: 32159 diff changeset	2047 string. or iterable over elements of the appropriate type.\n\
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2048 \n\
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2049 Arrays represent basic values and behave very much like lists, except\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2050 the type of objects stored in them is constrained.\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2051 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2052 Methods:\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2053 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2054 append() -- append a new item to the end of the array\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2055 buffer_info() -- return information giving the current memory info\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2056 byteswap() -- byteswap all the items of the array\n\
55049 74c0a78114ae Merged revisions 69846 via svnmerge from Jesus Cea <jcea@jcea.es> parents: 48046 diff changeset	2057 count() -- return number of occurrences of an object\n\
31660 35f56e08727f SF feature request #686323: Minor array module enhancements Raymond Hettinger <python@rcn.com> parents: 31659 diff changeset	2058 extend() -- extend array by appending multiple elements from an iterable\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2059 fromfile() -- read items from a file object\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2060 fromlist() -- append items from the list\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2061 fromstring() -- append items from the string\n\
55049 74c0a78114ae Merged revisions 69846 via svnmerge from Jesus Cea <jcea@jcea.es> parents: 48046 diff changeset	2062 index() -- return index of first occurrence of an object\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2063 insert() -- insert a new item into the array at a provided position\n\
13772 eea51275acbf added count, extend, index, pop and remove to arraymodule Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13651 diff changeset	2064 pop() -- remove and return item (default last)\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2065 read() -- DEPRECATED, use fromfile()\n\
55049 74c0a78114ae Merged revisions 69846 via svnmerge from Jesus Cea <jcea@jcea.es> parents: 48046 diff changeset	2066 remove() -- remove first occurrence of an object\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2067 reverse() -- reverse the order of the items in the array\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2068 tofile() -- write all items to a file object\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2069 tolist() -- return the array converted to an ordinary list\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2070 tostring() -- return the array converted to a string\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2071 write() -- DEPRECATED, use tofile()\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2072 \n\
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2073 Attributes:\n\
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2074 \n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2075 typecode -- the typecode character used to create the array\n\
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2076 itemsize -- the length in bytes of one array item\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23433 diff changeset	2077 ");
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2078
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2079 static PyObject array_iter(arrayobject ao);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2080
24283 c0a67a1cab09 Removed more stray instances of statichere, but left _sre.c alone. Tim Peters <tim.peters@gmail.com> parents: 24280 diff changeset	2081 static PyTypeObject Arraytype = {
42333 6620a510e9a9 PEP 3123: Provide forward compatibility with Python 3.0, while keeping Martin v. Löwis <martin@v.loewis.de> parents: 41361 diff changeset	2082 PyVarObject_HEAD_INIT(NULL, 0)
21313 91dd223829c6 Patch supplied by Burton Radons for his own SF bug #487390: Modifying Guido van Rossum <guido@python.org> parents: 21073 diff changeset	2083 "array.array",
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2084 sizeof(arrayobject),
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2085 0,
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2086 (destructor)array_dealloc, /* tp_dealloc */
22124 edf05c69bbf3 Remove tp_print. Martin v. Löwis <martin@v.loewis.de> parents: 22098 diff changeset	2087 0, /* tp_print */
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2088 0, /* tp_getattr */
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2089 0, /* tp_setattr */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2090 0, /* tp_compare */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2091 (reprfunc)array_repr, /* tp_repr */
38353 36cd4a4ab8f7 Support for buffer protocol for socket and struct. Martin Blais <blais@furius.ca> parents: 37847 diff changeset	2092 0, /* tp_as_number*/
36cd4a4ab8f7 Support for buffer protocol for socket and struct. Martin Blais <blais@furius.ca> parents: 37847 diff changeset	2093 &array_as_sequence, /* tp_as_sequence*/
36cd4a4ab8f7 Support for buffer protocol for socket and struct. Martin Blais <blais@furius.ca> parents: 37847 diff changeset	2094 &array_as_mapping, /* tp_as_mapping*/
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2095 0, /* tp_hash */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2096 0, /* tp_call */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2097 0, /* tp_str */
27104 2443c557cbc3 Patch #661760: Cygwin auto-import module patch Jason Tishler <jason@tishler.net> parents: 27044 diff changeset	2098 PyObject_GenericGetAttr, /* tp_getattro */
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2099 0, /* tp_setattro */
18036 a02085871c3f Make it possible to find the use of tp_as_buffer here with a global search. Tim Peters <tim.peters@gmail.com> parents: 16268 diff changeset	2100 &array_as_buffer, /* tp_as_buffer*/
32159 2c169ca5fa69 Add weakref support to array.array and file objects. Raymond Hettinger <python@rcn.com> parents: 31660 diff changeset	2101 Py_TPFLAGS_DEFAULT \| Py_TPFLAGS_BASETYPE \| Py_TPFLAGS_HAVE_WEAKREFS, /* tp_flags */
15975 54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2102 arraytype_doc, /* tp_doc */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2103 0, /* tp_traverse */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2104 0, /* tp_clear */
54205828b1e1 Same treatment as listobject.c: Guido van Rossum <guido@python.org> parents: 15396 diff changeset	2105 array_richcompare, /* tp_richcompare */
32159 2c169ca5fa69 Add weakref support to array.array and file objects. Raymond Hettinger <python@rcn.com> parents: 31660 diff changeset	2106 offsetof(arrayobject, weakreflist), /* tp_weaklistoffset */
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2107 (getiterfunc)array_iter, /* tp_iter */
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2108 0, /* tp_iternext */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2109 array_methods, /* tp_methods */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2110 0, /* tp_members */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2111 array_getsets, /* tp_getset */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2112 0, /* tp_base */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2113 0, /* tp_dict */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2114 0, /* tp_descr_get */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2115 0, /* tp_descr_set */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2116 0, /* tp_dictoffset */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2117 0, /* tp_init */
27104 2443c557cbc3 Patch #661760: Cygwin auto-import module patch Jason Tishler <jason@tishler.net> parents: 27044 diff changeset	2118 PyType_GenericAlloc, /* tp_alloc */
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2119 array_new, /* tp_new */
27104 2443c557cbc3 Patch #661760: Cygwin auto-import module patch Jason Tishler <jason@tishler.net> parents: 27044 diff changeset	2120 PyObject_Del, /* tp_free */
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2121 };
4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2122
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2123
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2124 /********************* Array Iterator ************************/
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2125
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2126 typedef struct {
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2127 PyObject_HEAD
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	2128 Py_ssize_t index;
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2129 arrayobject *ao;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	2130 PyObject * (getitem)(struct arrayobject , Py_ssize_t);
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2131 } arrayiterobject;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2132
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2133 static PyTypeObject PyArrayIter_Type;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2134
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2135 #define PyArrayIter_Check(op) PyObject_TypeCheck(op, &PyArrayIter_Type)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2136
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2137 static PyObject *
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2138 array_iter(arrayobject *ao)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2139 {
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2140 arrayiterobject *it;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2141
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2142 if (!array_Check(ao)) {
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2143 PyErr_BadInternalCall();
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2144 return NULL;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2145 }
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2146
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2147 it = PyObject_GC_New(arrayiterobject, &PyArrayIter_Type);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2148 if (it == NULL)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2149 return NULL;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2150
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2151 Py_INCREF(ao);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2152 it->ao = ao;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2153 it->index = 0;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2154 it->getitem = ao->ob_descr->getitem;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2155 PyObject_GC_Track(it);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2156 return (PyObject *)it;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2157 }
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2158
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2159 static PyObject *
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2160 arrayiter_next(arrayiterobject *it)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2161 {
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2162 assert(PyArrayIter_Check(it));
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42951 diff changeset	2163 if (it->index < Py_SIZE(it->ao))
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2164 return (*it->getitem)(it->ao, it->index++);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2165 return NULL;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2166 }
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2167
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2168 static void
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2169 arrayiter_dealloc(arrayiterobject *it)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2170 {
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2171 PyObject_GC_UnTrack(it);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2172 Py_XDECREF(it->ao);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2173 PyObject_GC_Del(it);
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2174 }
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2175
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2176 static int
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2177 arrayiter_traverse(arrayiterobject it, visitproc visit, void arg)
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2178 {
37756 7b2e436a4a21 Use Py_VISIT in all tp_traverse methods, instead of traversing manually or Thomas Wouters <thomas@python.org> parents: 37410 diff changeset	2179 Py_VISIT(it->ao);
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2180 return 0;
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2181 }
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2182
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2183 static PyTypeObject PyArrayIter_Type = {
42333 6620a510e9a9 PEP 3123: Provide forward compatibility with Python 3.0, while keeping Martin v. Löwis <martin@v.loewis.de> parents: 41361 diff changeset	2184 PyVarObject_HEAD_INIT(NULL, 0)
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2185 "arrayiterator", /* tp_name */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2186 sizeof(arrayiterobject), /* tp_basicsize */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2187 0, /* tp_itemsize */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2188 /* methods */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2189 (destructor)arrayiter_dealloc, /* tp_dealloc */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2190 0, /* tp_print */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2191 0, /* tp_getattr */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2192 0, /* tp_setattr */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2193 0, /* tp_compare */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2194 0, /* tp_repr */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2195 0, /* tp_as_number */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2196 0, /* tp_as_sequence */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2197 0, /* tp_as_mapping */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2198 0, /* tp_hash */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2199 0, /* tp_call */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2200 0, /* tp_str */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2201 PyObject_GenericGetAttr, /* tp_getattro */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2202 0, /* tp_setattro */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2203 0, /* tp_as_buffer */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2204 Py_TPFLAGS_DEFAULT \| Py_TPFLAGS_HAVE_GC,/* tp_flags */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2205 0, /* tp_doc */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2206 (traverseproc)arrayiter_traverse, /* tp_traverse */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2207 0, /* tp_clear */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2208 0, /* tp_richcompare */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2209 0, /* tp_weaklistoffset */
28320 fd5ef7003469 Renamed PyObject_GenericGetIter to PyObject_SelfIter Raymond Hettinger <python@rcn.com> parents: 28309 diff changeset	2210 PyObject_SelfIter, /* tp_iter */
27128 047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2211 (iternextfunc)arrayiter_next, /* tp_iternext */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2212 0, /* tp_methods */
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2213 };
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2214
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2215
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2216 /********************* Install Module ************************/
047b6e16ab2e SF patch #662433: Fill arraymodule's tp_iter and sq_contains slots Raymond Hettinger <python@rcn.com> parents: 27104 diff changeset	2217
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2218 /* No functions in array module. */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2219 static PyMethodDef a_methods[] = {
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2220 {NULL, NULL, 0, NULL} /* Sentinel */
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2221 };
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2222
966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2223
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 24424 diff changeset	2224 PyMODINIT_FUNC
13651 8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)', Thomas Wouters <thomas@python.org> parents: 13590 diff changeset	2225 initarray(void)
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2226 {
22722 ba68dda15df0 Use the PyModule_() API instead of manipulating the module dictionary Fred Drake <fdrake@acm.org>* parents: 22124 diff changeset	2227 PyObject *m;
11711 6546ea06e157 Patch from Paul Sokolovsky <Paul.Sokolovsky@technologist.com>: Fred Drake <fdrake@acm.org> parents: 11673 diff changeset	2228
22098 966725095854 Patch 520694: arraymodule.c improvements: Martin v. Löwis <martin@v.loewis.de> parents: 21313 diff changeset	2229 Arraytype.ob_type = &PyType_Type;
27804 8d1b272c9e71 Patch #676837: Cygwin array module patch Jason Tishler <jason@tishler.net> parents: 27128 diff changeset	2230 PyArrayIter_Type.ob_type = &PyType_Type;
9343 4f78504a5f81 Doc strings by Chris Petrilli. Guido van Rossum <guido@python.org> parents: 5982 diff changeset	2231 m = Py_InitModule3("array", a_methods, module_doc);
36324 1af7f719ed28 Check return result from Py_InitModule(). This API can fail. Neal Norwitz <nnorwitz@gmail.com>* parents: 35449 diff changeset	2232 if (m == NULL)
1af7f719ed28 Check return result from Py_InitModule(). This API can fail. Neal Norwitz <nnorwitz@gmail.com>* parents: 35449 diff changeset	2233 return;
22722 ba68dda15df0 Use the PyModule_() API instead of manipulating the module dictionary Fred Drake <fdrake@acm.org>* parents: 22124 diff changeset	2234
ba68dda15df0 Use the PyModule_() API instead of manipulating the module dictionary Fred Drake <fdrake@acm.org>* parents: 22124 diff changeset	2235 Py_INCREF((PyObject *)&Arraytype);
ba68dda15df0 Use the PyModule_() API instead of manipulating the module dictionary Fred Drake <fdrake@acm.org>* parents: 22124 diff changeset	2236 PyModule_AddObject(m, "ArrayType", (PyObject *)&Arraytype);
ba68dda15df0 Use the PyModule_() API instead of manipulating the module dictionary Fred Drake <fdrake@acm.org>* parents: 22124 diff changeset	2237 Py_INCREF((PyObject *)&Arraytype);
ba68dda15df0 Use the PyModule_() API instead of manipulating the module dictionary Fred Drake <fdrake@acm.org>* parents: 22124 diff changeset	2238 PyModule_AddObject(m, "array", (PyObject *)&Arraytype);
9362 50e0631cf117 No need to issue a fatal error if the PyDict_SetItemString fails; the Guido van Rossum <guido@python.org> parents: 9360 diff changeset	2239 /* No need to check the error here, the caller will do that */
1235 87ed00a62d31 Added new module "array" (for now optional) defining array objects. Guido van Rossum <guido@python.org> parents: diff changeset	2240 }

Mercurial > cpython-lru_cache-weakref

annotate Modules/arraymodule.c @ 58561:c57998e3be33 legacy-trunk