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

annotate Modules/cStringIO.c @ 68256:b36cb4602e21 2.7

Dummy-merge 2.6 branch into 2.7 branch.

author	Georg Brandl <georg@python.org>
date	Sat, 05 Mar 2011 15:15:07 +0100
parents	d4909a056d4e 787b969d37f0
children	27ae7d4e1983

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"
28772 0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	5 #include "structmember.h"
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	6
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	7 PyDoc_STRVAR(cStringIO_module_documentation,
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	8 "A simple fast partial StringIO replacement.\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	9 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	10 "This module provides a simple useful replacement for\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	11 "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	12 "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	13 "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	14 "pickle module.\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	15 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	16 "Usage:\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	17 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	18 " from cStringIO import StringIO\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	19 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	20 " an_output_stream=StringIO()\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	21 " an_output_stream.write(some_stuff)\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	22 " ...\n"
22218 5440e4b17aff backport jhylton's checkin of Michael W. Hudson <mwh@python.net> parents: 21313 diff changeset	23 " value=an_output_stream.getvalue()\n"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	24 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	25 " an_input_stream=StringIO(a_string)\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	26 " spam=an_input_stream.readline()\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	27 " spam=an_input_stream.read(5)\n"
9521 0f27257fb6cf New version from Jim Fulton: Guido van Rossum <guido@python.org> parents: 8741 diff changeset	28 " an_input_stream.seek(0) # OK, start over\n"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	29 " spam=an_input_stream.read() # and read it all\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	30 " \n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	31 "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	32 "go for it. :-) \n"
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	33 "\n"
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	34 "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	35
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	36 /* 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	37
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	38 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	39 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	40 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	41 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	42 */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	43
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	44 typedef struct {
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	45 PyObject_HEAD
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	46 char *buf;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	47 Py_ssize_t 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	48 } IOobject;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	49
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	50 #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	51
30125 4b46d5449d49 shit - just change the visible name, not the comments - strictly speaking, Skip Montanaro <skip@pobox.com> parents: 30124 diff changeset	52 /* Declarations for objects of type StringO */
15059 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 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	55 PyObject_HEAD
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	56 char *buf;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	57 Py_ssize_t 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	58
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	59 Py_ssize_t buf_size;
7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	60 int softspace;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	61 } Oobject;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	62
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	63 /* 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	64
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	65 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	66 PyObject_HEAD
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	67 char *buf;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	68 Py_ssize_t 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	69 /* 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	70 the buffer alive during the lifetime of the Iobject. */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	71 PyObject *pbuf;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	72 } Iobject;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	73
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	74 /* IOobject (common) methods */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	75
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	76 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	77
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	78 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	79 IO__opencheck(IOobject *self) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	80 if (!self->buf) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	81 PyErr_SetString(PyExc_ValueError,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	82 "I/O operation on closed file");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	83 return 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	84 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	85 return 1;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	86 }
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 static PyObject *
30096 06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	89 IO_get_closed(IOobject self, void closure)
06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	90 {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	91 PyObject *result = Py_False;
30096 06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	92
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	93 if (self->buf == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	94 result = Py_True;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	95 Py_INCREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	96 return result;
30096 06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	97 }
06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	98
06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	99 static PyGetSetDef file_getsetlist[] = {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	100 {"closed", (getter)IO_get_closed, NULL, "True if the file is closed"},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	101 {0},
30096 06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	102 };
06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	103
06016d5d81d7 SF bug #770485: cStringIO does not set closed attr Raymond Hettinger <python@rcn.com> parents: 28772 diff changeset	104 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	105 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	106
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	107 if (!IO__opencheck(self)) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	108
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	109 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	110 return Py_None;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	111 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	112
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	113 PyDoc_STRVAR(IO_getval__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	114 "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	115 "\n"
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	116 "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	117 "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	118
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	119 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	120 IO_cgetval(PyObject *self) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	121 if (!IO__opencheck(IOOOBJECT(self))) return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	122 assert(IOOOBJECT(self)->pos >= 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	123 return PyString_FromStringAndSize(((IOobject*)self)->buf,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	124 ((IOobject*)self)->pos);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	125 }
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 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	128 IO_getval(IOobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	129 PyObject *use_pos=Py_None;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	130 Py_ssize_t s;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	131
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	132 if (!IO__opencheck(self)) return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	133 if (!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	134
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	135 if (PyObject_IsTrue(use_pos)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	136 s=self->pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	137 if (s > self->string_size) s=self->string_size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	138 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	139 else
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	140 s=self->string_size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	141 assert(self->pos >= 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	142 return PyString_FromStringAndSize(self->buf, s);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	143 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	144
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	145 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	146
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	147 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	148 IO_isatty(IOobject self, PyObject unused) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	149 if (!IO__opencheck(self)) return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	150 Py_INCREF(Py_False);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	151 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	152 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	153
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	154 PyDoc_STRVAR(IO_read__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	155 "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	156
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	157 static int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	158 IO_cread(PyObject self, char *output, Py_ssize_t n) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	159 Py_ssize_t l;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	160
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	161 if (!IO__opencheck(IOOOBJECT(self))) return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	162 assert(IOOOBJECT(self)->pos >= 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	163 assert(IOOOBJECT(self)->string_size >= 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	164 l = ((IOobject)self)->string_size - ((IOobject)self)->pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	165 if (n < 0 \|\| n > l) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	166 n = l;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	167 if (n < 0) n=0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	168 }
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	169
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	170 output=((IOobject)self)->buf + ((IOobject*)self)->pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	171 ((IOobject*)self)->pos += n;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	172 return n;
15059 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
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	175 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	176 IO_read(IOobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	177 Py_ssize_t n = -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	178 char *output = NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	179
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	180 if (!PyArg_ParseTuple(args, "\|n:read", &n)) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	181
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	182 if ( (n=IO_cread((PyObject*)self,&output,n)) < 0) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	183
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	184 return PyString_FromStringAndSize(output, n);
15059 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
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	187 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	188
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	189 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	190 IO_creadline(PyObject self, char *output) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	191 char n, s;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	192 Py_ssize_t l;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	193
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	194 if (!IO__opencheck(IOOOBJECT(self))) return -1;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	195
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	196 for (n = ((IOobject)self)->buf + ((IOobject)self)->pos,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	197 s = ((IOobject)self)->buf + ((IOobject)self)->string_size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	198 n < s && *n != '\n'; n++);
45337 8cbe0bd93c28 Added checks for integer overflows, contributed by Google. Some are Martin v. Löwis <martin@v.loewis.de> parents: 42495 diff changeset	199
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	200 if (n < s) n++;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	201
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	202 output=((IOobject)self)->buf + ((IOobject*)self)->pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	203 l = n - ((IOobject)self)->buf - ((IOobject)self)->pos;
45337 8cbe0bd93c28 Added checks for integer overflows, contributed by Google. Some are Martin v. Löwis <martin@v.loewis.de> parents: 42495 diff changeset	204
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	205 assert(IOOOBJECT(self)->pos <= PY_SSIZE_T_MAX - l);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	206 assert(IOOOBJECT(self)->pos >= 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	207 assert(IOOOBJECT(self)->string_size >= 0);
45337 8cbe0bd93c28 Added checks for integer overflows, contributed by Google. Some are Martin v. Löwis <martin@v.loewis.de> parents: 42495 diff changeset	208
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	209 ((IOobject*)self)->pos += l;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	210 return (int)l;
15059 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
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	213 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	214 IO_readline(IOobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	215 int n, m=-1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	216 char *output;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	217
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	218 if (args)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	219 if (!PyArg_ParseTuple(args, "\|i:readline", &m)) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	220
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	221 if( (n=IO_creadline((PyObject*)self,&output)) < 0) return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	222 if (m >= 0 && m < n) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	223 m = n - m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	224 n -= m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	225 self->pos -= m;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	226 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	227 assert(IOOOBJECT(self)->pos >= 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	228 return PyString_FromStringAndSize(output, n);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	229 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	230
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	231 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	232
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	233 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	234 IO_readlines(IOobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	235 int n;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	236 char *output;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	237 PyObject result, line;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	238 int hint = 0, length = 0;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	239
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	240 if (!PyArg_ParseTuple(args, "\|i:readlines", &hint)) return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	241
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	242 result = PyList_New(0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	243 if (!result)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	244 return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	245
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	246 while (1){
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	247 if ( (n = IO_creadline((PyObject*)self,&output)) < 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	248 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	249 if (n == 0)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	250 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	251 line = PyString_FromStringAndSize (output, n);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	252 if (!line)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	253 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	254 if (PyList_Append (result, line) == -1) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	255 Py_DECREF (line);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	256 goto err;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	257 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	258 Py_DECREF (line);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	259 length += n;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	260 if (hint > 0 && length >= hint)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	261 break;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	262 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	263 return result;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	264 err:
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	265 Py_DECREF(result);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	266 return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	267 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	268
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	269 PyDoc_STRVAR(IO_reset__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	270 "reset() -- Reset the file position to the beginning");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	271
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	272 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	273 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	274
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	275 if (!IO__opencheck(self)) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	276
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	277 self->pos = 0;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	278
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	279 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	280 return Py_None;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	281 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	282
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	283 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	284
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	285 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	286 IO_tell(IOobject self, PyObject unused) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	287
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	288 if (!IO__opencheck(self)) return NULL;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	289
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	290 assert(self->pos >= 0);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	291 return PyInt_FromSsize_t(self->pos);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	292 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	293
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	294 PyDoc_STRVAR(IO_truncate__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	295 "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	296
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	297 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	298 IO_truncate(IOobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	299 Py_ssize_t pos = -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	300
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	301 if (!IO__opencheck(self)) return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	302 if (!PyArg_ParseTuple(args, "\|n:truncate", &pos)) return NULL;
40358 0fdc2b8211f9 Make cStringIO.truncate raise IOError for negative Martin v. Löwis <martin@v.loewis.de> parents: 40143 diff changeset	303
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	304 if (PyTuple_Size(args) == 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	305 /* No argument passed, truncate to current position */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	306 pos = self->pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	307 }
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	308
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	309 if (pos < 0) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	310 errno = EINVAL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	311 PyErr_SetFromErrno(PyExc_IOError);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	312 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 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
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	315 if (self->string_size > pos) self->string_size = pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	316 self->pos = self->string_size;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	317
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	318 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	319 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	320 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	321
28772 0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	322 static PyObject *
0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	323 IO_iternext(Iobject *self)
0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	324 {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	325 PyObject *next;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	326 next = IO_readline((IOobject *)self, NULL);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	327 if (!next)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	328 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	329 if (!PyString_GET_SIZE(next)) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	330 Py_DECREF(next);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	331 PyErr_SetNone(PyExc_StopIteration);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	332 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	333 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	334 return next;
28772 0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	335 }
0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	336
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	337
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	338
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	339
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	340 /* Read-write object methods */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	341
65215 d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	342 PyDoc_STRVAR(IO_seek__doc__,
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	343 "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	344 "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	345
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	346 static PyObject *
65215 d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	347 IO_seek(Iobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	348 Py_ssize_t position;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	349 int mode = 0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	350
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	351 if (!IO__opencheck(IOOOBJECT(self))) return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	352 if (!PyArg_ParseTuple(args, "n\|i:seek", &position, &mode))
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	353 return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	354
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	355 if (mode == 2) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	356 position += self->string_size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	357 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	358 else if (mode == 1) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	359 position += self->pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	360 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	361
65215 d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	362 if (position < 0) position=0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	363
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	364 self->pos=position;
14679 08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	365
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	366 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	367 return Py_None;
14679 08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	368 }
08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	369
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	370 PyDoc_STRVAR(O_write__doc__,
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	371 "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	372 "\n\nNote (hack:) writing None resets the buffer");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	373
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 int
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	376 O_cwrite(PyObject self, const char c, Py_ssize_t l) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	377 Py_ssize_t newl;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	378 Oobject *oself;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	379 char *newbuf;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	380
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	381 if (!IO__opencheck(IOOOBJECT(self))) return -1;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	382 oself = (Oobject *)self;
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	383
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	384 newl = oself->pos+l;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	385 if (newl >= oself->buf_size) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	386 oself->buf_size *= 2;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	387 if (oself->buf_size <= newl) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	388 assert(newl + 1 < INT_MAX);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	389 oself->buf_size = (int)(newl+1);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	390 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	391 newbuf = (char*)realloc(oself->buf, oself->buf_size);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	392 if (!newbuf) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	393 PyErr_SetString(PyExc_MemoryError,"out of memory");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	394 free(oself->buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	395 oself->buf = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	396 oself->buf_size = oself->pos = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	397 return -1;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	398 }
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	399 oself->buf = newbuf;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	400 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	401
65215 d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	402 if (oself->string_size < oself->pos) {
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	403 /* In case of overseek, pad with null bytes the buffer region between
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	404 the end of stream and the current position.
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	405
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	406 0 lo string_size hi
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	407 \| \|<---used--->\|<----------available----------->\|
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	408 \| \| <--to pad-->\|<---to write---> \|
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	409 0 buf position
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	410 */
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	411 memset(oself->buf + oself->string_size, '\0',
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	412 (oself->pos - oself->string_size) * sizeof(char));
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	413 }
d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	414
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	415 memcpy(oself->buf+oself->pos,c,l);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	416
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	417 assert(oself->pos + l < INT_MAX);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	418 oself->pos += (int)l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	419
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	420 if (oself->string_size < oself->pos) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	421 oself->string_size = oself->pos;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	422 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	423
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	424 return (int)l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	425 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	426
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	427 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	428 O_write(Oobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	429 char *c;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	430 int l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	431
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	432 if (!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	433
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	434 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	435
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	436 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	437 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	438 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	439
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	440 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	441
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	442 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	443 O_close(Oobject self, PyObject unused) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	444 if (self->buf != NULL) free(self->buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	445 self->buf = NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	446
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	447 self->pos = self->string_size = self->buf_size = 0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	448
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	449 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	450 return Py_None;
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
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	453 PyDoc_STRVAR(O_writelines__doc__,
31626 1543afab1b67 SF patch #907403: Improvements to cStringIO.writelines() Raymond Hettinger <python@rcn.com> parents: 31593 diff changeset	454 "writelines(sequence_of_strings) -> None. Write the strings to the file.\n"
1543afab1b67 SF patch #907403: Improvements to cStringIO.writelines() Raymond Hettinger <python@rcn.com> parents: 31593 diff changeset	455 "\n"
1543afab1b67 SF patch #907403: Improvements to cStringIO.writelines() Raymond Hettinger <python@rcn.com> parents: 31593 diff changeset	456 "Note that newlines are not added. The sequence can be any iterable object\n"
1543afab1b67 SF patch #907403: Improvements to cStringIO.writelines() Raymond Hettinger <python@rcn.com> parents: 31593 diff changeset	457 "producing strings. This is equivalent to calling write() for each string.");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	458 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	459 O_writelines(Oobject self, PyObject args) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	460 PyObject it, s;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	461
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	462 it = PyObject_GetIter(args);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	463 if (it == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	464 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	465 while ((s = PyIter_Next(it)) != NULL) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	466 Py_ssize_t n;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	467 char *c;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	468 if (PyString_AsStringAndSize(s, &c, &n) == -1) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	469 Py_DECREF(it);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	470 Py_DECREF(s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	471 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	472 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	473 if (O_cwrite((PyObject *)self, c, n) == -1) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	474 Py_DECREF(it);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	475 Py_DECREF(s);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	476 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	477 }
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	478 Py_DECREF(s);
35623 774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	479 }
774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	480
774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	481 Py_DECREF(it);
774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	482
774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	483 /* See if PyIter_Next failed */
774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	484 if (PyErr_Occurred())
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	485 return NULL;
35623 774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	486
774bf9a38b2a Patches #1298449 and #1298499: Add some missing checks for error Michael W. Hudson <mwh@python.net> parents: 33213 diff changeset	487 Py_RETURN_NONE;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	488 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	489 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	490 /* Common methods: */
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	491 {"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	492 {"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	493 {"isatty", (PyCFunction)IO_isatty, METH_NOARGS, IO_isatty__doc__},
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	494 {"read", (PyCFunction)IO_read, METH_VARARGS, IO_read__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	495 {"readline", (PyCFunction)IO_readline, METH_VARARGS, IO_readline__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	496 {"readlines", (PyCFunction)IO_readlines,METH_VARARGS, IO_readlines__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	497 {"reset", (PyCFunction)IO_reset, METH_NOARGS, IO_reset__doc__},
65215 d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	498 {"seek", (PyCFunction)IO_seek, METH_VARARGS, IO_seek__doc__},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	499 {"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	500 {"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	501
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	502 /* 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	503 {"close", (PyCFunction)O_close, METH_NOARGS, O_close__doc__},
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	504 {"write", (PyCFunction)O_write, METH_VARARGS, O_write__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	505 {"writelines", (PyCFunction)O_writelines, METH_O, O_writelines__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	506 {NULL, NULL} /* sentinel */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	507 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	508
28772 0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	509 static PyMemberDef O_memberlist[] = {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	510 {"softspace", T_INT, offsetof(Oobject, softspace), 0,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	511 "flag indicating that a space needs to be printed; used by print"},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	512 /* getattr(f, "closed") is implemented without this table */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	513 {NULL} /* Sentinel */
28772 0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	514 };
0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	515
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	516 static void
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	517 O_dealloc(Oobject *self) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	518 if (self->buf != NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	519 free(self->buf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	520 PyObject_Del(self);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	521 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	522
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	523 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	524
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	525 static PyTypeObject Otype = {
42333 6620a510e9a9 PEP 3123: Provide forward compatibility with Python 3.0, while keeping Martin v. Löwis <martin@v.loewis.de> parents: 41525 diff changeset	526 PyVarObject_HEAD_INIT(NULL, 0)
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	527 "cStringIO.StringO", /tp_name/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	528 sizeof(Oobject), /tp_basicsize/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	529 0, /tp_itemsize/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	530 /* methods */
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	531 (destructor)O_dealloc, /tp_dealloc/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	532 0, /tp_print/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	533 0, /tp_getattr /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	534 0, /tp_setattr /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	535 0, /tp_compare/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	536 0, /tp_repr/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	537 0, /tp_as_number/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	538 0, /tp_as_sequence/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	539 0, /tp_as_mapping/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	540 0, /tp_hash/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	541 0 , /tp_call/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	542 0, /tp_str/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	543 0, /tp_getattro /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	544 0, /tp_setattro /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	545 0, /tp_as_buffer /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	546 Py_TPFLAGS_DEFAULT, /tp_flags/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	547 Otype__doc__, /tp_doc /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	548 0, /tp_traverse /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	549 0, /tp_clear /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	550 0, /tp_richcompare /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	551 0, /tp_weaklistoffset /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	552 PyObject_SelfIter, /tp_iter /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	553 (iternextfunc)IO_iternext, /tp_iternext /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	554 O_methods, /tp_methods /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	555 O_memberlist, /tp_members /
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	556 file_getsetlist, /tp_getset /
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	557 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	558
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	559 static PyObject *
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	560 newOobject(int size) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	561 Oobject *self;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	562
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	563 self = PyObject_New(Oobject, &Otype);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	564 if (self == NULL)
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	565 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	566 self->pos=0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	567 self->string_size = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	568 self->softspace = 0;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	569
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	570 self->buf = (char *)malloc(size);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	571 if (!self->buf) {
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	572 PyErr_SetString(PyExc_MemoryError,"out of memory");
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	573 self->buf_size = 0;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	574 Py_DECREF(self);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	575 return NULL;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	576 }
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	577
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	578 self->buf_size=size;
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	579 return (PyObject*)self;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	580 }
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	581
30125 4b46d5449d49 shit - just change the visible name, not the comments - strictly speaking, Skip Montanaro <skip@pobox.com> parents: 30124 diff changeset	582 /* End of code for StringO objects */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	583 /* -------------------------------------------------------- */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	584
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	585 static PyObject *
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	586 I_close(Iobject self, PyObject unused) {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	587 Py_CLEAR(self->pbuf);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	588 self->buf = NULL;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	589
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	590 self->pos = self->string_size = 0;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	591
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	592 Py_INCREF(Py_None);
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	593 return Py_None;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	594 }
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	595
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	596 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	597 /* Common methods: */
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	598 {"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	599 {"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	600 {"isatty", (PyCFunction)IO_isatty, METH_NOARGS, IO_isatty__doc__},
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	601 {"read", (PyCFunction)IO_read, METH_VARARGS, IO_read__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	602 {"readline", (PyCFunction)IO_readline, METH_VARARGS, IO_readline__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	603 {"readlines", (PyCFunction)IO_readlines,METH_VARARGS, IO_readlines__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	604 {"reset", (PyCFunction)IO_reset, METH_NOARGS, IO_reset__doc__},
65215 d4909a056d4e improve performance of writing past the end of the file for cStringIO Fred Drake <fdrake@acm.org> parents: 61463 diff changeset	605 {"seek", (PyCFunction)IO_seek, METH_VARARGS, IO_seek__doc__},
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	606 {"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	607 {"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	608
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	609 /* 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	610 {"close", (PyCFunction)I_close, METH_NOARGS, O_close__doc__},
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	611 {NULL, NULL}
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	612 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	613
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	614 static void
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	615 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	616 Py_XDECREF(self->pbuf);
12576 1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring. Guido van Rossum <guido@python.org> parents: 12385 diff changeset	617 PyObject_Del(self);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	618 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	619
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	620
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	621 PyDoc_STRVAR(Itype__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	622 "Simple type for treating strings as input file streams");
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	623
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	624 static PyTypeObject Itype = {
42333 6620a510e9a9 PEP 3123: Provide forward compatibility with Python 3.0, while keeping Martin v. Löwis <martin@v.loewis.de> parents: 41525 diff changeset	625 PyVarObject_HEAD_INIT(NULL, 0)
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	626 "cStringIO.StringI", /tp_name/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	627 sizeof(Iobject), /tp_basicsize/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	628 0, /tp_itemsize/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	629 /* methods */
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	630 (destructor)I_dealloc, /tp_dealloc/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	631 0, /tp_print/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	632 0, /* tp_getattr */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	633 0, /tp_setattr/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	634 0, /tp_compare/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	635 0, /tp_repr/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	636 0, /tp_as_number/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	637 0, /tp_as_sequence/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	638 0, /tp_as_mapping/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	639 0, /tp_hash/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	640 0, /tp_call/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	641 0, /tp_str/
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	642 0, /* tp_getattro */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	643 0, /* tp_setattro */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	644 0, /* tp_as_buffer */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	645 Py_TPFLAGS_DEFAULT, /* tp_flags */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	646 Itype__doc__, /* tp_doc */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	647 0, /* tp_traverse */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	648 0, /* tp_clear */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	649 0, /* tp_richcompare */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	650 0, /* tp_weaklistoffset */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	651 PyObject_SelfIter, /* tp_iter */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	652 (iternextfunc)IO_iternext, /* tp_iternext */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	653 I_methods, /* tp_methods */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	654 0, /* tp_members */
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	655 file_getsetlist, /* tp_getset */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	656 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	657
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	658 static PyObject *
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	659 newIobject(PyObject *s) {
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	660 Iobject *self;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	661 char *buf;
36501 7fdc639bc5b4 Merge ssize_t branch. Martin v. Löwis <martin@v.loewis.de> parents: 36324 diff changeset	662 Py_ssize_t size;
12385 627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	663
42495 57cd070ad304 Fix compilation warning. Georg Brandl <georg@python.org> parents: 42493 diff changeset	664 if (PyObject_AsReadBuffer(s, (const void **)&buf, &size)) {
42493 89c81fd7038e Revert the fix for #1548891, it broke backwards compatibility with arbitrary read buffers. Georg Brandl <georg@python.org> parents: 41500 diff changeset	665 PyErr_Format(PyExc_TypeError, "expected read buffer, %.200s found",
89c81fd7038e Revert the fix for #1548891, it broke backwards compatibility with arbitrary read buffers. Georg Brandl <georg@python.org> parents: 41500 diff changeset	666 s->ob_type->tp_name);
89c81fd7038e Revert the fix for #1548891, it broke backwards compatibility with arbitrary read buffers. Georg Brandl <georg@python.org> parents: 41500 diff changeset	667 return NULL;
89c81fd7038e Revert the fix for #1548891, it broke backwards compatibility with arbitrary read buffers. Georg Brandl <georg@python.org> parents: 41500 diff changeset	668 }
40099 647598c1a9d9 Bug #1548891: The cStringIO.StringIO() constructor now encodes unicode Georg Brandl <georg@python.org> parents: 37305 diff changeset	669
36790 48a28b35dd64 Remove UNLESS. Martin v. Löwis <martin@v.loewis.de> parents: 36782 diff changeset	670 self = PyObject_New(Iobject, &Itype);
48a28b35dd64 Remove UNLESS. Martin v. Löwis <martin@v.loewis.de> parents: 36782 diff changeset	671 if (!self) return NULL;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	672 Py_INCREF(s);
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	673 self->buf=buf;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	674 self->string_size=size;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	675 self->pbuf=s;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	676 self->pos=0;
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	677
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	678 return (PyObject*)self;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	679 }
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	680
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	681 /* End of code for StringI objects */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	682 /* -------------------------------------------------------- */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	683
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	684
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	685 PyDoc_STRVAR(IO_StringIO__doc__,
ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 23301 diff changeset	686 "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	687
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	688 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	689 IO_StringIO(PyObject self, PyObject args) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	690 PyObject *s=0;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	691
27044 23280a64288e SF patch 660559: Use METH_O and METH_NOARGS where possible Raymond Hettinger <python@rcn.com> parents: 25087 diff changeset	692 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	693
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	694 if (s) return newIobject(s);
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	695 return newOobject(128);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	696 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	697
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	698 /* List of methods defined in the module */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	699
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	700 static struct PyMethodDef IO_methods[] = {
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	701 {"StringIO", (PyCFunction)IO_StringIO,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	702 METH_VARARGS, IO_StringIO__doc__},
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	703 {NULL, NULL} /* sentinel */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	704 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	705
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	706
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	707 /* Initialization function for the module (must be called initcStringIO) */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	708
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	709 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	710 IO_cread,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	711 IO_creadline,
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	712 O_cwrite,
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	713 IO_cgetval,
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	714 newOobject,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	715 newIobject,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	716 &Itype,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	717 &Otype,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	718 };
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	719
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	720 #ifndef PyMODINIT_FUNC /* declarations for DLL import/export */
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 23832 diff changeset	721 #define PyMODINIT_FUNC void
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	722 #endif
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 23832 diff changeset	723 PyMODINIT_FUNC
13690 c09c0171474f ANSIfy some more forward declarations. Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	724 initcStringIO(void) {
6227 613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	725 PyObject m, d, *v;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	726
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	727
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	728 /* Create the module and add the functions */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	729 m = Py_InitModule4("cStringIO", IO_methods,
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	730 cStringIO_module_documentation,
e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	731 (PyObject*)NULL,PYTHON_API_VERSION);
36324 1af7f719ed28 Check return result from Py_InitModule(). This API can fail. Neal Norwitz <nnorwitz@gmail.com>* parents: 35999 diff changeset	732 if (m == NULL) return;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	733
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	734 /* Add some symbolic constants to the module */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	735 d = PyModule_GetDict(m);
61465 e38335d4df91 Recorded merge of revisions 81029 via svnmerge from Antoine Pitrou <solipsis@pitrou.net> parents: 47587 diff changeset	736
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	737 /* Export C API */
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42494 diff changeset	738 Py_TYPE(&Itype)=&PyType_Type;
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42494 diff changeset	739 Py_TYPE(&Otype)=&PyType_Type;
28772 0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	740 if (PyType_Ready(&Otype) < 0) return;
0ea5991f6edb SF patch 695710: fix bug 678519: cStringIO self iterator Raymond Hettinger <python@rcn.com> parents: 27044 diff changeset	741 if (PyType_Ready(&Itype) < 0) return;
59998 d11fbc796499 Backported PyCapsule from 3.1, and converted most uses of Larry Hastings <larry@hastings.org> parents: 47587 diff changeset	742 v = PyCapsule_New(&CAPI, PycStringIO_CAPSULE_NAME, NULL);
d11fbc796499 Backported PyCapsule from 3.1, and converted most uses of Larry Hastings <larry@hastings.org> parents: 47587 diff changeset	743 PyDict_SetItemString(d,"cStringIO_CAPI", v);
6227 613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	744 Py_XDECREF(v);
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	745
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	746 /* Export Types */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	747 PyDict_SetItemString(d,"InputType", (PyObject*)&Itype);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	748 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	749
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	750 /* 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	751 if (0) PycString_IMPORT;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	752 }

Mercurial > cpython-lru_cache-weakref

annotate Modules/cStringIO.c @ 68256:b36cb4602e21 2.7