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

annotate Modules/cStringIO.c @ 27998:e27f58a50737 legacy-trunk

SF bug #690377: Dud footnote reference in distutils docs

author	Raymond Hettinger <python@rcn.com>
date	Fri, 21 Feb 2003 02:47:09 +0000
parents	23280a64288e
children	0ea5991f6edb

rev	line source
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	1
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	2 #include "Python.h"
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	3 #include "import.h"
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	4 #include "cStringIO.h"
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	5
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	6 PyDoc_STRVAR(cStringIO_module_documentation,
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	7 "A simple fast partial StringIO replacement.\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	8 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	9 "This module provides a simple useful replacement for\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	10 "the StringIO module that is written in C. It does not provide the\n"
12959 2513cd74147c Fixed docstring typo, reported by Skip Montanaro <skip@mojam.com>. Fred Drake <fdrake@acm.org> parents: 12576 diff changeset	11 "full generality of StringIO, but it provides enough for most\n"
13620 5b727ab37092 Spelling fixes supplied by Rob W. W. Hooft. All these are fixes in either Thomas Wouters <thomas@python.org> parents: 13576 diff changeset	12 "applications and is especially useful in conjunction with the\n"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	13 "pickle module.\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	14 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	15 "Usage:\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	16 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	17 " from cStringIO import StringIO\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	18 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	19 " an_output_stream=StringIO()\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	20 " an_output_stream.write(some_stuff)\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	21 " ...\n"
22218 5440e4b17aff backport jhylton's checkin of Michael W. Hudson <mwh@python.net> parents: 21313 diff changeset	22 " value=an_output_stream.getvalue()\n"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	23 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	24 " an_input_stream=StringIO(a_string)\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	25 " spam=an_input_stream.readline()\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	26 " spam=an_input_stream.read(5)\n"
9521 0f27257fb6cf New version from Jim Fulton: Guido van Rossum <guido@python.org> parents: 8741 diff changeset	27 " an_input_stream.seek(0) # OK, start over\n"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	28 " spam=an_input_stream.read() # and read it all\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	29 " \n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	30 "If someone else wants to provide a more complete implementation,\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	31 "go for it. :-) \n"
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	32 "\n"
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	33 "cStringIO.c,v 1.29 1999/06/15 14:10:27 jim Exp\n");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	34
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	35 #define UNLESS(E) if (!(E))
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	36
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	37
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	38 /* Declaration for file-like objects that manage data as strings
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	39
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	40 The IOobject type should be though of as a common base type for
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	41 Iobjects, which provide input (read-only) StringIO objects and
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	42 Oobjects, which provide read-write objects. Most of the methods
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	43 depend only on common data.
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	44 */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	45
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	46 typedef struct {
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	47 PyObject_HEAD
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	48 char *buf;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	49 int pos, string_size;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	50 } IOobject;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	51
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	52 #define IOOOBJECT(O) ((IOobject*)(O))
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	53
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	54 /* Declarations for objects of type StringO */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	55
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	56 typedef struct { /* Subtype of IOobject */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	57 PyObject_HEAD
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	58 char *buf;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	59 int pos, string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	60
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	61 int buf_size, softspace;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	62 } Oobject;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	63
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	64 /* Declarations for objects of type StringI */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	65
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	66 typedef struct { /* Subtype of IOobject */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	67 PyObject_HEAD
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	68 char *buf;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	69 int pos, string_size;
20060 ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	70 /* We store a reference to the object here in order to keep
ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	71 the buffer alive during the lifetime of the Iobject. */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	72 PyObject *pbuf;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	73 } Iobject;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	74
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	75 /* IOobject (common) methods */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	76
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	77 PyDoc_STRVAR(IO_flush__doc__, "flush(): does nothing.");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	78
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	79 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	80 IO__opencheck(IOobject *self) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	81 UNLESS (self->buf) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	82 PyErr_SetString(PyExc_ValueError,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	83 "I/O operation on closed file");
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	84 return 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	85 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	86 return 1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	87 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	88
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	89 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	90 IO_flush(IOobject self, PyObject unused) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	91
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	92 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	93
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	94 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	95 return Py_None;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	96 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	97
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	98 PyDoc_STRVAR(IO_getval__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	99 "getvalue([use_pos]) -- Get the string value."
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	100 "\n"
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	101 "If use_pos is specified and is a true value, then the string returned\n"
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	102 "will include only the text up to the current file position.\n");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	103
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	104 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	105 IO_cgetval(PyObject *self) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	106 UNLESS (IO__opencheck(IOOOBJECT(self))) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	107 return PyString_FromStringAndSize(((IOobject*)self)->buf,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	108 ((IOobject*)self)->pos);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	109 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	110
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	111 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	112 IO_getval(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	113 PyObject *use_pos=Py_None;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	114 int s;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	115
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	116 UNLESS (IO__opencheck(self)) return NULL;
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	117 UNLESS (PyArg_UnpackTuple(args,"getval", 0, 1,&use_pos)) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	118
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	119 if (PyObject_IsTrue(use_pos)) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	120 s=self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	121 if (s > self->string_size) s=self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	122 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	123 else
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	124 s=self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	125 return PyString_FromStringAndSize(self->buf, s);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	126 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	127
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	128 PyDoc_STRVAR(IO_isatty__doc__, "isatty(): always returns 0");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	129
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	130 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	131 IO_isatty(IOobject self, PyObject unused) {
25087 9a178adb4e2d SF bug 601775 - some int results that should be bool. Guido van Rossum <guido@python.org> parents: 24471 diff changeset	132 Py_INCREF(Py_False);
9a178adb4e2d SF bug 601775 - some int results that should be bool. Guido van Rossum <guido@python.org> parents: 24471 diff changeset	133 return Py_False;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	134 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	135
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	136 PyDoc_STRVAR(IO_read__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	137 "read([s]) -- Read s characters, or the rest of the string");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	138
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	139 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	140 IO_cread(PyObject self, char *output, int n) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	141 int l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	142
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	143 UNLESS (IO__opencheck(IOOOBJECT(self))) return -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	144 l = ((IOobject)self)->string_size - ((IOobject)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	145 if (n < 0 \|\| n > l) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	146 n = l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	147 if (n < 0) n=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	148 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	149
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	150 output=((IOobject)self)->buf + ((IOobject*)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	151 ((IOobject*)self)->pos += n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	152 return n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	153 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	154
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	155 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	156 IO_read(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	157 int n = -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	158 char *output;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	159
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	160 UNLESS (PyArg_ParseTuple(args, "\|i:read", &n)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	161
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	162 if ( (n=IO_cread((PyObject*)self,&output,n)) < 0) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	163
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	164 return PyString_FromStringAndSize(output, n);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	165 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	166
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	167 PyDoc_STRVAR(IO_readline__doc__, "readline() -- Read one line");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	168
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	169 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	170 IO_creadline(PyObject self, char *output) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	171 char n, s;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	172 int l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	173
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	174 UNLESS (IO__opencheck(IOOOBJECT(self))) return -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	175
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	176 for (n = ((IOobject)self)->buf + ((IOobject)self)->pos,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	177 s = ((IOobject)self)->buf + ((IOobject)self)->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	178 n < s && *n != '\n'; n++);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	179 if (n < s) n++;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	180
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	181 output=((IOobject)self)->buf + ((IOobject*)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	182 l = n - ((IOobject)self)->buf - ((IOobject)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	183 ((IOobject*)self)->pos += l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	184 return l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	185 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	186
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	187 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	188 IO_readline(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	189 int n, m=-1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	190 char *output;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	191
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	192 UNLESS (PyArg_ParseTuple(args, "\|i:readline", &m)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	193
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	194 if( (n=IO_creadline((PyObject*)self,&output)) < 0) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	195 if (m >= 0 && m < n) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	196 m = n - m;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	197 n -= m;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	198 self->pos -= m;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	199 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	200 return PyString_FromStringAndSize(output, n);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	201 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	202
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	203 PyDoc_STRVAR(IO_readlines__doc__, "readlines() -- Read all lines");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	204
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	205 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	206 IO_readlines(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	207 int n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	208 char *output;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	209 PyObject result, line;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	210 int hint = 0, length = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	211
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	212 UNLESS (PyArg_ParseTuple(args, "\|i:readlines", &hint)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	213
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	214 result = PyList_New(0);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	215 if (!result)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	216 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	217
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	218 while (1){
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	219 if ( (n = IO_creadline((PyObject*)self,&output)) < 0)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	220 goto err;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	221 if (n == 0)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	222 break;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	223 line = PyString_FromStringAndSize (output, n);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	224 if (!line)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	225 goto err;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	226 PyList_Append (result, line);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	227 Py_DECREF (line);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	228 length += n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	229 if (hint > 0 && length >= hint)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	230 break;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	231 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	232 return result;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	233 err:
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	234 Py_DECREF(result);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	235 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	236 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	237
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	238 PyDoc_STRVAR(IO_reset__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	239 "reset() -- Reset the file position to the beginning");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	240
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	241 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	242 IO_reset(IOobject self, PyObject unused) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	243
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	244 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	245
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	246 self->pos = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	247
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	248 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	249 return Py_None;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	250 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	251
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	252 PyDoc_STRVAR(IO_tell__doc__, "tell() -- get the current position.");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	253
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	254 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	255 IO_tell(IOobject self, PyObject unused) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	256
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	257 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	258
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	259 return PyInt_FromLong(self->pos);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	260 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	261
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	262 PyDoc_STRVAR(IO_truncate__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	263 "truncate(): truncate the file at the current position.");
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	264
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	265 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	266 IO_truncate(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	267 int pos = -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	268
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	269 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	270 UNLESS (PyArg_ParseTuple(args, "\|i:truncate", &pos)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	271 if (pos < 0) pos = self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	272
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	273 if (self->string_size > pos) self->string_size = pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	274
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	275 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	276 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	277 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	278
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	279
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	280
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	281
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	282 /* Read-write object methods */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	283
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	284 PyDoc_STRVAR(O_seek__doc__,
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	285 "seek(position) -- set the current position\n"
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	286 "seek(position, mode) -- mode 0: absolute; 1: relative; 2: relative to EOF");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	287
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	288 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	289 O_seek(Oobject self, PyObject args) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	290 int position, mode = 0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	291
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	292 UNLESS (IO__opencheck(IOOOBJECT(self))) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	293 UNLESS (PyArg_ParseTuple(args, "i\|i:seek", &position, &mode))
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	294 return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	295
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	296 if (mode == 2) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	297 position += self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	298 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	299 else if (mode == 1) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	300 position += self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	301 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	302
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	303 if (position > self->buf_size) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	304 self->buf_size*=2;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	305 if (self->buf_size <= position) self->buf_size=position+1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	306 UNLESS (self->buf=(char*)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	307 realloc(self->buf,self->buf_size*sizeof(char))) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	308 self->buf_size=self->pos=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	309 return PyErr_NoMemory();
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	310 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	311 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	312 else if (position < 0) position=0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	313
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	314 self->pos=position;
14679 08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	315
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	316 while (--position >= self->string_size) self->buf[position]=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	317
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	318 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	319 return Py_None;
14679 08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	320 }
08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	321
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	322 PyDoc_STRVAR(O_write__doc__,
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	323 "write(s) -- Write a string to the file"
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	324 "\n\nNote (hack:) writing None resets the buffer");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	325
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	326
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	327 static int
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	328 O_cwrite(PyObject self, char c, int l) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	329 int newl;
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	330 Oobject *oself;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	331
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	332 UNLESS (IO__opencheck(IOOOBJECT(self))) return -1;
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	333 oself = (Oobject *)self;
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	334
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	335 newl = oself->pos+l;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	336 if (newl >= oself->buf_size) {
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	337 oself->buf_size *= 2;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	338 if (oself->buf_size <= newl)
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	339 oself->buf_size = newl+1;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	340 UNLESS (oself->buf =
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	341 (char*)realloc(oself->buf,
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	342 (oself->buf_size) * sizeof(char))) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	343 PyErr_SetString(PyExc_MemoryError,"out of memory");
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	344 oself->buf_size = oself->pos = 0;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	345 return -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	346 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	347 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	348
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	349 memcpy(oself->buf+oself->pos,c,l);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	350
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	351 oself->pos += l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	352
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	353 if (oself->string_size < oself->pos) {
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	354 oself->string_size = oself->pos;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	355 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	356
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	357 return l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	358 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	359
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	360 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	361 O_write(Oobject self, PyObject args) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	362 char *c;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	363 int l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	364
23301 5732a9cc91c7 See discussion at SF bug 547537. Guido van Rossum <guido@python.org> parents: 22805 diff changeset	365 UNLESS (PyArg_ParseTuple(args, "t#:write", &c, &l)) return NULL;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	366
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	367 if (O_cwrite((PyObject*)self,c,l) < 0) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	368
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	369 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	370 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	371 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	372
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	373 PyDoc_STRVAR(O_close__doc__, "close(): explicitly release resources held.");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	374
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	375 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	376 O_close(Oobject self, PyObject unused) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	377 if (self->buf != NULL) free(self->buf);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	378 self->buf = NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	379
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	380 self->pos = self->string_size = self->buf_size = 0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	381
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	382 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	383 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	384 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	385
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	386
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	387 PyDoc_STRVAR(O_writelines__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	388 "writelines(sequence_of_strings): write each string");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	389 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	390 O_writelines(Oobject self, PyObject args) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	391 PyObject *tmp = 0;
16546 60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	392 static PyObject *joiner = NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	393
16546 60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	394 if (!joiner) {
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	395 PyObject *empty_string = PyString_FromString("");
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	396 if (empty_string == NULL)
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	397 return NULL;
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	398 joiner = PyObject_GetAttrString(empty_string, "join");
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	399 Py_DECREF(empty_string);
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	400 if (joiner == NULL)
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	401 return NULL;
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	402 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	403
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	404 if (PyObject_Size(args) < 0) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	405
16546 60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	406 tmp = PyObject_CallFunction(joiner, "O", args);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	407 UNLESS (tmp) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	408
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	409 args = Py_BuildValue("(O)", tmp);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	410 Py_DECREF(tmp);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	411 UNLESS (args) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	412
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	413 tmp = O_write(self, args);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	414 Py_DECREF(args);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	415 return tmp;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	416 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	417
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	418 static struct PyMethodDef O_methods[] = {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	419 /* Common methods: */
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	420 {"flush", (PyCFunction)IO_flush, METH_NOARGS, IO_flush__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	421 {"getvalue", (PyCFunction)IO_getval, METH_VARARGS, IO_getval__doc__},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	422 {"isatty", (PyCFunction)IO_isatty, METH_NOARGS, IO_isatty__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	423 {"read", (PyCFunction)IO_read, METH_VARARGS, IO_read__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	424 {"readline", (PyCFunction)IO_readline, METH_VARARGS, IO_readline__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	425 {"readlines", (PyCFunction)IO_readlines,METH_VARARGS, IO_readlines__doc__},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	426 {"reset", (PyCFunction)IO_reset, METH_NOARGS, IO_reset__doc__},
23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	427 {"tell", (PyCFunction)IO_tell, METH_NOARGS, IO_tell__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	428 {"truncate", (PyCFunction)IO_truncate, METH_VARARGS, IO_truncate__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	429
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	430 /* Read-write StringIO specific methods: */
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	431 {"close", (PyCFunction)O_close, METH_NOARGS, O_close__doc__},
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	432 {"seek", (PyCFunction)O_seek, METH_VARARGS, O_seek__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	433 {"write", (PyCFunction)O_write, METH_VARARGS, O_write__doc__},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	434 {"writelines", (PyCFunction)O_writelines, METH_O, O_writelines__doc__},
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	435 {NULL, NULL} /* sentinel */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	436 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	437
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	438 static void
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	439 O_dealloc(Oobject *self) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	440 if (self->buf != NULL)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	441 free(self->buf);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	442 PyObject_Del(self);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	443 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	444
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	445 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	446 O_getattr(Oobject self, char name) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	447 if (strcmp(name, "softspace") == 0) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	448 return PyInt_FromLong(self->softspace);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	449 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	450 return Py_FindMethod(O_methods, (PyObject *)self, name);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	451 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	452
5315 65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	453 static int
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	454 O_setattr(Oobject self, char name, PyObject *value) {
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	455 long x;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	456 if (strcmp(name, "softspace") != 0) {
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	457 PyErr_SetString(PyExc_AttributeError, name);
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	458 return -1;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	459 }
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	460 x = PyInt_AsLong(value);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	461 if (x < 0 && PyErr_Occurred())
5315 65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	462 return -1;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	463 self->softspace = x;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	464 return 0;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	465 }
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	466
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	467 PyDoc_STRVAR(Otype__doc__, "Simple type for output to strings.");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	468
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	469 static PyTypeObject Otype = {
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	470 PyObject_HEAD_INIT(NULL)
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	471 0, /ob_size/
21313 91dd223829c6 Patch supplied by Burton Radons for his own SF bug #487390: Modifying Guido van Rossum <guido@python.org> parents: 21294 diff changeset	472 "cStringIO.StringO", /tp_name/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	473 sizeof(Oobject), /tp_basicsize/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	474 0, /tp_itemsize/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	475 /* methods */
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	476 (destructor)O_dealloc, /tp_dealloc/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	477 (printfunc)0, /tp_print/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	478 (getattrfunc)O_getattr, /tp_getattr/
5315 65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	479 (setattrfunc)O_setattr, /tp_setattr/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	480 (cmpfunc)0, /tp_compare/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	481 (reprfunc)0, /tp_repr/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	482 0, /tp_as_number/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	483 0, /tp_as_sequence/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	484 0, /tp_as_mapping/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	485 (hashfunc)0, /tp_hash/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	486 (ternaryfunc)0, /tp_call/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	487 (reprfunc)0, /tp_str/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	488
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	489 /* Space for future expansion */
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	490 0L,0L,0L,0L,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	491 Otype__doc__ /* Documentation string */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	492 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	493
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	494 static PyObject *
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	495 newOobject(int size) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	496 Oobject *self;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	497
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	498 self = PyObject_New(Oobject, &Otype);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	499 if (self == NULL)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	500 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	501 self->pos=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	502 self->string_size = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	503 self->softspace = 0;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	504
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	505 UNLESS (self->buf=malloc(size*sizeof(char))) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	506 PyErr_SetString(PyExc_MemoryError,"out of memory");
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	507 self->buf_size = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	508 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	509 }
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	510
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	511 self->buf_size=size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	512 return (PyObject*)self;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	513 }
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	514
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	515 /* End of code for StringO objects */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	516 /* -------------------------------------------------------- */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	517
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	518 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	519 I_close(Iobject self, PyObject unused) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	520 Py_XDECREF(self->pbuf);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	521 self->pbuf = NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	522 self->buf = NULL;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	523
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	524 self->pos = self->string_size = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	525
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	526 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	527 return Py_None;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	528 }
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	529
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	530 static PyObject *
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	531 I_seek(Iobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	532 int position, mode = 0;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	533
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	534 UNLESS (IO__opencheck(IOOOBJECT(self))) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	535 UNLESS (PyArg_ParseTuple(args, "i\|i:seek", &position, &mode))
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	536 return NULL;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	537
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	538 if (mode == 2) position += self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	539 else if (mode == 1) position += self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	540
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	541 if (position < 0) position=0;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	542
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	543 self->pos=position;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	544
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	545 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	546 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	547 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	548
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	549 static struct PyMethodDef I_methods[] = {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	550 /* Common methods: */
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	551 {"flush", (PyCFunction)IO_flush, METH_NOARGS, IO_flush__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	552 {"getvalue", (PyCFunction)IO_getval, METH_VARARGS, IO_getval__doc__},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	553 {"isatty", (PyCFunction)IO_isatty, METH_NOARGS, IO_isatty__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	554 {"read", (PyCFunction)IO_read, METH_VARARGS, IO_read__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	555 {"readline", (PyCFunction)IO_readline, METH_VARARGS, IO_readline__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	556 {"readlines", (PyCFunction)IO_readlines,METH_VARARGS, IO_readlines__doc__},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	557 {"reset", (PyCFunction)IO_reset, METH_NOARGS, IO_reset__doc__},
23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	558 {"tell", (PyCFunction)IO_tell, METH_NOARGS, IO_tell__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	559 {"truncate", (PyCFunction)IO_truncate, METH_VARARGS, IO_truncate__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	560
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	561 /* Read-only StringIO specific methods: */
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	562 {"close", (PyCFunction)I_close, METH_NOARGS, O_close__doc__},
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	563 {"seek", (PyCFunction)I_seek, METH_VARARGS, O_seek__doc__},
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	564 {NULL, NULL}
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	565 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	566
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	567 static void
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	568 I_dealloc(Iobject *self) {
6215 eb7a01b86f93 Fix the bug Jeremy was experiencing: both the close() and the Guido van Rossum <guido@python.org> parents: 5991 diff changeset	569 Py_XDECREF(self->pbuf);
12576 1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring. Guido van Rossum <guido@python.org> parents: 12385 diff changeset	570 PyObject_Del(self);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	571 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	572
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	573 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	574 I_getattr(Iobject self, char name) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	575 return Py_FindMethod(I_methods, (PyObject *)self, name);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	576 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	577
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	578 static PyObject *
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	579 I_getiter(Iobject *self)
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	580 {
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	581 PyObject myreadline = PyObject_GetAttrString((PyObject)self,
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	582 "readline");
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	583 PyObject *emptystring = PyString_FromString("");
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	584 PyObject *iter = NULL;
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	585 if (!myreadline \|\| !emptystring)
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	586 goto finally;
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	587
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	588 iter = PyCallIter_New(myreadline, emptystring);
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	589 finally:
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	590 Py_XDECREF(myreadline);
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	591 Py_XDECREF(emptystring);
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	592 return iter;
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	593 }
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	594
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	595
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	596 PyDoc_STRVAR(Itype__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	597 "Simple type for treating strings as input file streams");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	598
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	599 static PyTypeObject Itype = {
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	600 PyObject_HEAD_INIT(NULL)
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	601 0, /ob_size/
21313 91dd223829c6 Patch supplied by Burton Radons for his own SF bug #487390: Modifying Guido van Rossum <guido@python.org> parents: 21294 diff changeset	602 "cStringIO.StringI", /tp_name/
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	603 sizeof(Iobject), /tp_basicsize/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	604 0, /tp_itemsize/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	605 /* methods */
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	606 (destructor)I_dealloc, /tp_dealloc/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	607 (printfunc)0, /tp_print/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	608 (getattrfunc)I_getattr, /tp_getattr/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	609 (setattrfunc)0, /tp_setattr/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	610 (cmpfunc)0, /tp_compare/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	611 (reprfunc)0, /tp_repr/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	612 0, /tp_as_number/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	613 0, /tp_as_sequence/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	614 0, /tp_as_mapping/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	615 (hashfunc)0, /tp_hash/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	616 (ternaryfunc)0, /tp_call/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	617 (reprfunc)0, /tp_str/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	618 0, /* tp_getattro */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	619 0, /* tp_setattro */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	620 0, /* tp_as_buffer */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	621 Py_TPFLAGS_DEFAULT, /* tp_flags */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	622 Itype__doc__, /* tp_doc */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	623 0, /* tp_traverse */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	624 0, /* tp_clear */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	625 0, /* tp_richcompare */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	626 0, /* tp_weaklistoffset */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	627 (getiterfunc)I_getiter, /* tp_iter */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	628 0, /* tp_iternext */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	629 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	630
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	631 static PyObject *
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	632 newIobject(PyObject *s) {
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	633 Iobject *self;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	634 char *buf;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	635 int size;
12385 627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	636
20060 ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	637 if (PyObject_AsReadBuffer(s, (const void **)&buf, &size)) {
ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	638 PyErr_Format(PyExc_TypeError, "expected read buffer, %.200s found",
12385 627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	639 s->ob_type->tp_name);
627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	640 return NULL;
627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	641 }
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	642 UNLESS (self = PyObject_New(Iobject, &Itype)) return NULL;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	643 Py_INCREF(s);
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	644 self->buf=buf;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	645 self->string_size=size;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	646 self->pbuf=s;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	647 self->pos=0;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	648
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	649 return (PyObject*)self;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	650 }
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	651
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	652 /* End of code for StringI objects */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	653 /* -------------------------------------------------------- */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	654
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	655
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	656 PyDoc_STRVAR(IO_StringIO__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	657 "StringIO([s]) -- Return a StringIO-like stream for reading or writing");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	658
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	659 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	660 IO_StringIO(PyObject self, PyObject args) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	661 PyObject *s=0;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	662
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	663 if (!PyArg_UnpackTuple(args, "StringIO", 0, 1, &s)) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	664
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	665 if (s) return newIobject(s);
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	666 return newOobject(128);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	667 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	668
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	669 /* List of methods defined in the module */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	670
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	671 static struct PyMethodDef IO_methods[] = {
13817 3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13690 diff changeset	672 {"StringIO", (PyCFunction)IO_StringIO,
3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13690 diff changeset	673 METH_VARARGS, IO_StringIO__doc__},
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	674 {NULL, NULL} /* sentinel */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	675 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	676
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	677
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	678 /* Initialization function for the module (must be called initcStringIO) */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	679
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	680 static struct PycStringIO_CAPI CAPI = {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	681 IO_cread,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	682 IO_creadline,
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	683 O_cwrite,
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	684 IO_cgetval,
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	685 newOobject,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	686 newIobject,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	687 &Itype,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	688 &Otype,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	689 };
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	690
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 23832 diff changeset	691 #ifndef PyMODINIT_FUNC /* declarations for DLL import/export */
f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 23832 diff changeset	692 #define PyMODINIT_FUNC void
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	693 #endif
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 23832 diff changeset	694 PyMODINIT_FUNC
13690 c09c0171474f ANSIfy some more forward declarations. Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	695 initcStringIO(void) {
6227 613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	696 PyObject m, d, *v;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	697
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	698
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	699 /* Create the module and add the functions */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	700 m = Py_InitModule4("cStringIO", IO_methods,
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	701 cStringIO_module_documentation,
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	702 (PyObject*)NULL,PYTHON_API_VERSION);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	703
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	704 /* Add some symbolic constants to the module */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	705 d = PyModule_GetDict(m);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	706
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	707 /* Export C API */
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	708 Itype.ob_type=&PyType_Type;
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	709 Otype.ob_type=&PyType_Type;
6227 613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	710 PyDict_SetItemString(d,"cStringIO_CAPI",
613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	711 v = PyCObject_FromVoidPtr(&CAPI,NULL));
613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	712 Py_XDECREF(v);
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	713
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	714 /* Export Types */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	715 PyDict_SetItemString(d,"InputType", (PyObject*)&Itype);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	716 PyDict_SetItemString(d,"OutputType", (PyObject*)&Otype);
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	717
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	718 /* Maybe make certain warnings go away */
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	719 if (0) PycString_IMPORT;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	720 }

Mercurial > cpython-lru_cache-weakref

annotate Modules/cStringIO.c @ 27998:e27f58a50737 legacy-trunk