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

annotate Modules/cStringIO.c @ 23364:bec157dbee2e legacy-trunk

Patch #551008: DL_IMPORT PyBool_FromLong.

author	Martin v. Löwis <martin@v.loewis.de>
date	Thu, 02 May 2002 20:23:27 +0000
parents	5732a9cc91c7
children	ed1ba37a46b7

rev	line source
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	1 static char cStringIO_module_documentation[] =
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	2 "A simple fast partial StringIO replacement.\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	3 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	4 "This module provides a simple useful replacement for\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	5 "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	6 "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	7 "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	8 "pickle module.\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 "Usage:\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	11 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	12 " from cStringIO import StringIO\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	13 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	14 " an_output_stream=StringIO()\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	15 " an_output_stream.write(some_stuff)\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	16 " ...\n"
22218 5440e4b17aff backport jhylton's checkin of Michael W. Hudson <mwh@python.net> parents: 21313 diff changeset	17 " value=an_output_stream.getvalue()\n"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	18 "\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	19 " an_input_stream=StringIO(a_string)\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	20 " spam=an_input_stream.readline()\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	21 " spam=an_input_stream.read(5)\n"
9521 0f27257fb6cf New version from Jim Fulton: Guido van Rossum <guido@python.org> parents: 8741 diff changeset	22 " an_input_stream.seek(0) # OK, start over\n"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	23 " spam=an_input_stream.read() # and read it all\n"
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 "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	26 "go for it. :-) \n"
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	27 "\n"
10985 63b530c030c5 New version from Jim: don't call Py_FatalError() when initialization fails. Guido van Rossum <guido@python.org> parents: 10119 diff changeset	28 "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	29 ;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	30
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	31 #include "Python.h"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	32 #include "import.h"
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	33 #include "cStringIO.h"
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	34
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	35 #define UNLESS(E) if (!(E))
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	36
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	37
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	38 /* Declaration for file-like objects that manage data as strings
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	39
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	40 The IOobject type should be though of as a common base type for
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	41 Iobjects, which provide input (read-only) StringIO objects and
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	42 Oobjects, which provide read-write objects. Most of the methods
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	43 depend only on common data.
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	44 */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	45
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	46 typedef struct {
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	47 PyObject_HEAD
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	48 char *buf;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	49 int pos, string_size;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	50 } IOobject;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	51
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	52 #define IOOOBJECT(O) ((IOobject*)(O))
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	53
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	54 /* Declarations for objects of type StringO */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	55
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	56 typedef struct { /* Subtype of IOobject */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	57 PyObject_HEAD
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	58 char *buf;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	59 int pos, string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	60
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	61 int buf_size, softspace;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	62 } Oobject;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	63
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	64 /* Declarations for objects of type StringI */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	65
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	66 typedef struct { /* Subtype of IOobject */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	67 PyObject_HEAD
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	68 char *buf;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	69 int pos, string_size;
20060 ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	70 /* We store a reference to the object here in order to keep
ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	71 the buffer alive during the lifetime of the Iobject. */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	72 PyObject *pbuf;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	73 } Iobject;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	74
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	75 /* IOobject (common) methods */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	76
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	77 static char IO_flush__doc__[] = "flush(): does nothing.";
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	78
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	79 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	80 IO__opencheck(IOobject *self) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	81 UNLESS (self->buf) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	82 PyErr_SetString(PyExc_ValueError,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	83 "I/O operation on closed file");
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	84 return 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	85 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	86 return 1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	87 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	88
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	89 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	90 IO_flush(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	91
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	92 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	93 UNLESS (PyArg_ParseTuple(args, ":flush")) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	94
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	95 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	96 return Py_None;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	97 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	98
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	99 static char IO_getval__doc__[] =
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	100 "getvalue([use_pos]) -- Get the string value."
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	101 "\n"
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	102 "If use_pos is specified and is a true value, then the string returned\n"
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	103 "will include only the text up to the current file position.\n"
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	104 ;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	105
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	106 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	107 IO_cgetval(PyObject *self) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	108 UNLESS (IO__opencheck(IOOOBJECT(self))) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	109 return PyString_FromStringAndSize(((IOobject*)self)->buf,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	110 ((IOobject*)self)->pos);
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
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	113 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	114 IO_getval(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	115 PyObject *use_pos=Py_None;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	116 int s;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	117
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	118 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	119 UNLESS (PyArg_ParseTuple(args,"\|O:getval",&use_pos)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	120
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	121 if (PyObject_IsTrue(use_pos)) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	122 s=self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	123 if (s > self->string_size) s=self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	124 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	125 else
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	126 s=self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	127 return PyString_FromStringAndSize(self->buf, s);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	128 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	129
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	130 static char IO_isatty__doc__[] = "isatty(): always returns 0";
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	131
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	132 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	133 IO_isatty(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	134
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	135 UNLESS (PyArg_ParseTuple(args, ":isatty")) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	136
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	137 return PyInt_FromLong(0);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	138 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	139
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	140 static char IO_read__doc__[] =
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	141 "read([s]) -- Read s characters, or the rest of the string"
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	142 ;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	143
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	144 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	145 IO_cread(PyObject self, char *output, int n) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	146 int l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	147
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	148 UNLESS (IO__opencheck(IOOOBJECT(self))) return -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	149 l = ((IOobject)self)->string_size - ((IOobject)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	150 if (n < 0 \|\| n > l) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	151 n = l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	152 if (n < 0) n=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	153 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	154
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	155 output=((IOobject)self)->buf + ((IOobject*)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	156 ((IOobject*)self)->pos += n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	157 return n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	158 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	159
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	160 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	161 IO_read(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	162 int n = -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	163 char *output;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	164
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	165 UNLESS (PyArg_ParseTuple(args, "\|i:read", &n)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	166
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	167 if ( (n=IO_cread((PyObject*)self,&output,n)) < 0) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	168
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	169 return PyString_FromStringAndSize(output, n);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	170 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	171
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	172 static char IO_readline__doc__[] =
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	173 "readline() -- Read one line"
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
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	176 static int
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	177 IO_creadline(PyObject self, char *output) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	178 char n, s;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	179 int l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	180
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	181 UNLESS (IO__opencheck(IOOOBJECT(self))) return -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	182
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	183 for (n = ((IOobject)self)->buf + ((IOobject)self)->pos,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	184 s = ((IOobject)self)->buf + ((IOobject)self)->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	185 n < s && *n != '\n'; n++);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	186 if (n < s) n++;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	187
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	188 output=((IOobject)self)->buf + ((IOobject*)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	189 l = n - ((IOobject)self)->buf - ((IOobject)self)->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	190 ((IOobject*)self)->pos += l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	191 return l;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	192 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	193
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	194 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	195 IO_readline(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	196 int n, m=-1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	197 char *output;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	198
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	199 UNLESS (PyArg_ParseTuple(args, "\|i:readline", &m)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	200
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	201 if( (n=IO_creadline((PyObject*)self,&output)) < 0) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	202 if (m >= 0 && m < n) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	203 m = n - m;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	204 n -= m;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	205 self->pos -= m;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	206 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	207 return PyString_FromStringAndSize(output, n);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	208 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	209
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	210 static char IO_readlines__doc__[] =
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	211 "readlines() -- Read all lines"
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
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	214 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	215 IO_readlines(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	216 int n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	217 char *output;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	218 PyObject result, line;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	219 int hint = 0, length = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	220
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	221 UNLESS (PyArg_ParseTuple(args, "\|i:readlines", &hint)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	222
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	223 result = PyList_New(0);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	224 if (!result)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	225 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	226
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	227 while (1){
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	228 if ( (n = IO_creadline((PyObject*)self,&output)) < 0)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	229 goto err;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	230 if (n == 0)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	231 break;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	232 line = PyString_FromStringAndSize (output, n);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	233 if (!line)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	234 goto err;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	235 PyList_Append (result, line);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	236 Py_DECREF (line);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	237 length += n;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	238 if (hint > 0 && length >= hint)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	239 break;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	240 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	241 return result;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	242 err:
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	243 Py_DECREF(result);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	244 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	245 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	246
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	247 static char IO_reset__doc__[] =
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	248 "reset() -- Reset the file position to the beginning"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	249 ;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	250
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	251 static PyObject *
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	252 IO_reset(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	253
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	254 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	255 UNLESS (PyArg_ParseTuple(args, ":reset")) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	256
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	257 self->pos = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	258
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	259 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	260 return Py_None;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	261 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	262
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	263 static char IO_tell__doc__[] =
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	264 "tell() -- get the current position.";
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	265
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	266 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	267 IO_tell(IOobject self, PyObject args) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	268
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	269 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	270 UNLESS (PyArg_ParseTuple(args, ":tell")) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	271
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	272 return PyInt_FromLong(self->pos);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	273 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	274
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	275 static char IO_truncate__doc__[] =
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	276 "truncate(): truncate the file at the current position.";
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	277
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	278 static PyObject *
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	279 IO_truncate(IOobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	280 int pos = -1;
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 UNLESS (IO__opencheck(self)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	283 UNLESS (PyArg_ParseTuple(args, "\|i:truncate", &pos)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	284 if (pos < 0) pos = self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	285
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	286 if (self->string_size > pos) self->string_size = pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	287
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	288 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	289 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	290 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	291
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	292
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	293
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	294
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	295 /* Read-write object methods */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	296
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	297 static char O_seek__doc__[] =
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	298 "seek(position) -- set the current position\n"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	299 "seek(position, mode) -- mode 0: absolute; 1: relative; 2: relative to EOF";
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	300
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	301 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	302 O_seek(Oobject self, PyObject args) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	303 int position, mode = 0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	304
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	305 UNLESS (IO__opencheck(IOOOBJECT(self))) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	306 UNLESS (PyArg_ParseTuple(args, "i\|i:seek", &position, &mode))
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	307 return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	308
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	309 if (mode == 2) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	310 position += self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	311 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	312 else if (mode == 1) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	313 position += self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	314 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	315
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	316 if (position > self->buf_size) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	317 self->buf_size*=2;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	318 if (self->buf_size <= position) self->buf_size=position+1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	319 UNLESS (self->buf=(char*)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	320 realloc(self->buf,self->buf_size*sizeof(char))) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	321 self->buf_size=self->pos=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	322 return PyErr_NoMemory();
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	323 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	324 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	325 else if (position < 0) position=0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	326
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	327 self->pos=position;
14679 08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	328
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	329 while (--position >= self->string_size) self->buf[position]=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	330
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	331 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	332 return Py_None;
14679 08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	333 }
08823099ae62 Implement readlines function. Closes Bug #110686. Martin v. Löwis <martin@v.loewis.de> parents: 13817 diff changeset	334
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	335 static char O_write__doc__[] =
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	336 "write(s) -- Write a string to the file"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	337 "\n\nNote (hack:) writing None resets the buffer"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	338 ;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	339
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	340
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	341 static int
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	342 O_cwrite(PyObject self, char c, int l) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	343 int newl;
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	344 Oobject *oself;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	345
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	346 UNLESS (IO__opencheck(IOOOBJECT(self))) return -1;
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	347 oself = (Oobject *)self;
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	348
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	349 newl = oself->pos+l;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	350 if (newl >= oself->buf_size) {
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	351 oself->buf_size *= 2;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	352 if (oself->buf_size <= newl)
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	353 oself->buf_size = newl+1;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	354 UNLESS (oself->buf =
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	355 (char*)realloc(oself->buf,
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	356 (oself->buf_size) * sizeof(char))) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	357 PyErr_SetString(PyExc_MemoryError,"out of memory");
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	358 oself->buf_size = oself->pos = 0;
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	359 return -1;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	360 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	361 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	362
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	363 memcpy(oself->buf+oself->pos,c,l);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	364
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	365 oself->pos += l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	366
21294 24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	367 if (oself->string_size < oself->pos) {
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	368 oself->string_size = oself->pos;
24a6c3fd0e58 O_cwrite(): rewrote for clarity, replacing all the (Oobject )self Guido van Rossum <guido@python.org>* parents: 20060 diff changeset	369 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	370
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	371 return l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	372 }
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 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	375 O_write(Oobject self, PyObject args) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	376 char *c;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	377 int l;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	378
23301 5732a9cc91c7 See discussion at SF bug 547537. Guido van Rossum <guido@python.org> parents: 22805 diff changeset	379 UNLESS (PyArg_ParseTuple(args, "t#:write", &c, &l)) return NULL;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	380
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	381 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	382
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	383 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	384 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	385 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	386
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	387 static char O_close__doc__[] = "close(): explicitly release resources held.";
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	388
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	389 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	390 O_close(Oobject self, PyObject args) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	391
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	392 UNLESS (PyArg_ParseTuple(args, ":close")) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	393
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	394 if (self->buf != NULL) free(self->buf);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	395 self->buf = NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	396
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	397 self->pos = self->string_size = self->buf_size = 0;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	398
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	399 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	400 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	401 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	402
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	403
10119 a63c9c3e9ecc The writelines() function was never tested and contained numerous bugs Guido van Rossum <guido@python.org> parents: 9642 diff changeset	404 static char O_writelines__doc__[] =
a63c9c3e9ecc The writelines() function was never tested and contained numerous bugs Guido van Rossum <guido@python.org> parents: 9642 diff changeset	405 "writelines(sequence_of_strings): write each string";
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	406 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	407 O_writelines(Oobject self, PyObject args) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	408 PyObject *tmp = 0;
16546 60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	409 static PyObject *joiner = NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	410
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	411 UNLESS (PyArg_ParseTuple(args, "O:writelines", &args)) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	412
16546 60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	413 if (!joiner) {
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	414 PyObject *empty_string = PyString_FromString("");
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	415 if (empty_string == NULL)
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	416 return NULL;
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	417 joiner = PyObject_GetAttrString(empty_string, "join");
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	418 Py_DECREF(empty_string);
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	419 if (joiner == NULL)
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	420 return NULL;
60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	421 }
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	422
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	423 if (PyObject_Size(args) < 0) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	424
16546 60a2e99c863b In O_writelines: Replace use of string.joinfields with "".join. Jeremy Hylton <jeremy@alum.mit.edu> parents: 15059 diff changeset	425 tmp = PyObject_CallFunction(joiner, "O", args);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	426 UNLESS (tmp) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	427
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	428 args = Py_BuildValue("(O)", tmp);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	429 Py_DECREF(tmp);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	430 UNLESS (args) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	431
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	432 tmp = O_write(self, args);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	433 Py_DECREF(args);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	434 return tmp;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	435 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	436
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	437 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	438 /* Common methods: */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	439 {"flush", (PyCFunction)IO_flush, METH_VARARGS, IO_flush__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	440 {"getvalue", (PyCFunction)IO_getval, METH_VARARGS, IO_getval__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	441 {"isatty", (PyCFunction)IO_isatty, METH_VARARGS, IO_isatty__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	442 {"read", (PyCFunction)IO_read, METH_VARARGS, IO_read__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	443 {"readline", (PyCFunction)IO_readline, METH_VARARGS, IO_readline__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	444 {"readlines", (PyCFunction)IO_readlines,METH_VARARGS, IO_readlines__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	445 {"reset", (PyCFunction)IO_reset, METH_VARARGS, IO_reset__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	446 {"tell", (PyCFunction)IO_tell, METH_VARARGS, IO_tell__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	447 {"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	448
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	449 /* Read-write StringIO specific methods: */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	450 {"close", (PyCFunction)O_close, METH_VARARGS, O_close__doc__},
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	451 {"seek", (PyCFunction)O_seek, METH_VARARGS, O_seek__doc__},
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	452 {"write", (PyCFunction)O_write, METH_VARARGS, O_write__doc__},
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	453 {"writelines", (PyCFunction)O_writelines, METH_VARARGS, O_writelines__doc__},
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	454 {NULL, NULL} /* sentinel */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	455 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	456
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	457 static void
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	458 O_dealloc(Oobject *self) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	459 if (self->buf != NULL)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	460 free(self->buf);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	461 PyObject_Del(self);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	462 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	463
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	464 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	465 O_getattr(Oobject self, char name) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	466 if (strcmp(name, "softspace") == 0) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	467 return PyInt_FromLong(self->softspace);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	468 }
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	469 return Py_FindMethod(O_methods, (PyObject *)self, name);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	470 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	471
5315 65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	472 static int
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	473 O_setattr(Oobject self, char name, PyObject *value) {
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	474 long x;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	475 if (strcmp(name, "softspace") != 0) {
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	476 PyErr_SetString(PyExc_AttributeError, name);
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	477 return -1;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	478 }
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	479 x = PyInt_AsLong(value);
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	480 if (x < 0 && PyErr_Occurred())
5315 65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	481 return -1;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	482 self->softspace = x;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	483 return 0;
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	484 }
65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	485
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	486 static char Otype__doc__[] =
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	487 "Simple type for output to strings."
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
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	490 static PyTypeObject Otype = {
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	491 PyObject_HEAD_INIT(NULL)
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	492 0, /ob_size/
21313 91dd223829c6 Patch supplied by Burton Radons for his own SF bug #487390: Modifying Guido van Rossum <guido@python.org> parents: 21294 diff changeset	493 "cStringIO.StringO", /tp_name/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	494 sizeof(Oobject), /tp_basicsize/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	495 0, /tp_itemsize/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	496 /* methods */
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	497 (destructor)O_dealloc, /tp_dealloc/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	498 (printfunc)0, /tp_print/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	499 (getattrfunc)O_getattr, /tp_getattr/
5315 65c9e90d8142 My own patch: support writable 'softspace' attribute. Guido van Rossum <guido@python.org> parents: 5280 diff changeset	500 (setattrfunc)O_setattr, /tp_setattr/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	501 (cmpfunc)0, /tp_compare/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	502 (reprfunc)0, /tp_repr/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	503 0, /tp_as_number/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	504 0, /tp_as_sequence/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	505 0, /tp_as_mapping/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	506 (hashfunc)0, /tp_hash/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	507 (ternaryfunc)0, /tp_call/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	508 (reprfunc)0, /tp_str/
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	509
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	510 /* Space for future expansion */
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	511 0L,0L,0L,0L,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	512 Otype__doc__ /* Documentation string */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	513 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	514
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	515 static PyObject *
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	516 newOobject(int size) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	517 Oobject *self;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	518
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	519 self = PyObject_New(Oobject, &Otype);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	520 if (self == NULL)
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	521 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	522 self->pos=0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	523 self->string_size = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	524 self->softspace = 0;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	525
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	526 UNLESS (self->buf=malloc(size*sizeof(char))) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	527 PyErr_SetString(PyExc_MemoryError,"out of memory");
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	528 self->buf_size = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	529 return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	530 }
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	531
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	532 self->buf_size=size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	533 return (PyObject*)self;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	534 }
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	535
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	536 /* End of code for StringO objects */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	537 /* -------------------------------------------------------- */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	538
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	539 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	540 I_close(Iobject self, PyObject args) {
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	541
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	542 UNLESS (PyArg_ParseTuple(args, ":close")) return NULL;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	543
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	544 Py_XDECREF(self->pbuf);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	545 self->pbuf = NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	546 self->buf = NULL;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	547
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	548 self->pos = self->string_size = 0;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	549
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	550 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	551 return Py_None;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	552 }
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	553
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	554 static PyObject *
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	555 I_seek(Iobject self, PyObject args) {
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	556 int position, mode = 0;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	557
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	558 UNLESS (IO__opencheck(IOOOBJECT(self))) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	559 UNLESS (PyArg_ParseTuple(args, "i\|i:seek", &position, &mode))
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	560 return NULL;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	561
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	562 if (mode == 2) position += self->string_size;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	563 else if (mode == 1) position += self->pos;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	564
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	565 if (position < 0) position=0;
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	566
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	567 self->pos=position;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	568
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	569 Py_INCREF(Py_None);
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	570 return Py_None;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	571 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	572
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	573 static 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	574 /* Common methods: */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	575 {"flush", (PyCFunction)IO_flush, METH_VARARGS, IO_flush__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	576 {"getvalue", (PyCFunction)IO_getval, METH_VARARGS, IO_getval__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	577 {"isatty", (PyCFunction)IO_isatty, METH_VARARGS, IO_isatty__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	578 {"read", (PyCFunction)IO_read, METH_VARARGS, IO_read__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	579 {"readline", (PyCFunction)IO_readline, METH_VARARGS, IO_readline__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	580 {"readlines", (PyCFunction)IO_readlines,METH_VARARGS, IO_readlines__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	581 {"reset", (PyCFunction)IO_reset, METH_VARARGS, IO_reset__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	582 {"tell", (PyCFunction)IO_tell, METH_VARARGS, IO_tell__doc__},
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	583 {"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	584
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	585 /* Read-only StringIO specific methods: */
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	586 {"close", (PyCFunction)I_close, METH_VARARGS, O_close__doc__},
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	587 {"seek", (PyCFunction)I_seek, METH_VARARGS, O_seek__doc__},
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	588 {NULL, NULL}
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	589 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	590
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	591 static void
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	592 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	593 Py_XDECREF(self->pbuf);
12576 1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring. Guido van Rossum <guido@python.org> parents: 12385 diff changeset	594 PyObject_Del(self);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	595 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	596
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	597 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	598 I_getattr(Iobject self, char name) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	599 return Py_FindMethod(I_methods, (PyObject *)self, name);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	600 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	601
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	602 static PyObject *
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	603 I_getiter(Iobject *self)
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	604 {
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	605 PyObject myreadline = PyObject_GetAttrString((PyObject)self,
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	606 "readline");
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	607 PyObject *emptystring = PyString_FromString("");
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	608 PyObject *iter = NULL;
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	609 if (!myreadline \|\| !emptystring)
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	610 goto finally;
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	611
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	612 iter = PyCallIter_New(myreadline, emptystring);
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	613 finally:
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	614 Py_XDECREF(myreadline);
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	615 Py_XDECREF(emptystring);
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	616 return iter;
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	617 }
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	618
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	619
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	620 static char Itype__doc__[] =
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	621 "Simple type for treating strings as input file streams"
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	622 ;
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 = {
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	625 PyObject_HEAD_INIT(NULL)
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	626 0, /ob_size/
21313 91dd223829c6 Patch supplied by Burton Radons for his own SF bug #487390: Modifying Guido van Rossum <guido@python.org> parents: 21294 diff changeset	627 "cStringIO.StringI", /tp_name/
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	628 sizeof(Iobject), /tp_basicsize/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	629 0, /tp_itemsize/
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	630 /* methods */
20033 104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	631 (destructor)I_dealloc, /tp_dealloc/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	632 (printfunc)0, /tp_print/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	633 (getattrfunc)I_getattr, /tp_getattr/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	634 (setattrfunc)0, /tp_setattr/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	635 (cmpfunc)0, /tp_compare/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	636 (reprfunc)0, /tp_repr/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	637 0, /tp_as_number/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	638 0, /tp_as_sequence/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	639 0, /tp_as_mapping/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	640 (hashfunc)0, /tp_hash/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	641 (ternaryfunc)0, /tp_call/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	642 (reprfunc)0, /tp_str/
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	643 0, /* tp_getattro */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	644 0, /* tp_setattro */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	645 0, /* tp_as_buffer */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	646 Py_TPFLAGS_DEFAULT, /* tp_flags */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	647 Itype__doc__, /* tp_doc */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	648 0, /* tp_traverse */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	649 0, /* tp_clear */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	650 0, /* tp_richcompare */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	651 0, /* tp_weaklistoffset */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	652 (getiterfunc)I_getiter, /* tp_iter */
104b5c9b88ea I_getiter(): Function for the tp_iter slot of Itype so that Barry Warsaw <barry@python.org> parents: 16546 diff changeset	653 0, /* tp_iternext */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	654 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	655
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	656 static PyObject *
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	657 newIobject(PyObject *s) {
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	658 Iobject *self;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	659 char *buf;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	660 int size;
12385 627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	661
20060 ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	662 if (PyObject_AsReadBuffer(s, (const void **)&buf, &size)) {
ccec02bfe9a0 StringIO patch #462596: let's [c]StringIO accept read buffers on Marc-André Lemburg <mal@egenix.com> parents: 20033 diff changeset	663 PyErr_Format(PyExc_TypeError, "expected read buffer, %.200s found",
12385 627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	664 s->ob_type->tp_name);
627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	665 return NULL;
627226df9f01 raise TypeError when bad argument passed to cStringIO.StringIO Jeremy Hylton <jeremy@alum.mit.edu> parents: 11882 diff changeset	666 }
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	667 UNLESS (self = PyObject_New(Iobject, &Itype)) return NULL;
5991 a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	668 Py_INCREF(s);
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	669 self->buf=buf;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	670 self->string_size=size;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	671 self->pbuf=s;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	672 self->pos=0;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	673
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	674 return (PyObject*)self;
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	675 }
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	676
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	677 /* End of code for StringI objects */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	678 /* -------------------------------------------------------- */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	679
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	680
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	681 static char IO_StringIO__doc__[] =
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	682 "StringIO([s]) -- Return a StringIO-like stream for reading or writing"
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
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	685 static PyObject *
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	686 IO_StringIO(PyObject self, PyObject args) {
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	687 PyObject *s=0;
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	688
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	689 if (!PyArg_ParseTuple(args, "\|O:StringIO", &s)) return NULL;
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	690
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	691 if (s) return newIobject(s);
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	692 return newOobject(128);
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	693 }
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	694
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	695 /* List of methods defined in the module */
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 static struct PyMethodDef IO_methods[] = {
13817 3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13690 diff changeset	698 {"StringIO", (PyCFunction)IO_StringIO,
3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13690 diff changeset	699 METH_VARARGS, IO_StringIO__doc__},
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	700 {NULL, NULL} /* sentinel */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	701 };
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	702
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	703
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	704 /* Initialization function for the module (must be called initcStringIO) */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	705
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	706 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	707 IO_cread,
acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	708 IO_creadline,
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	709 O_cwrite,
15059 acb88607b4bd Added a new "base" type, IOobject for which most of the Jim Fulton <jim@zope.com> parents: 14679 diff changeset	710 IO_cgetval,
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	711 newOobject,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	712 newIobject,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	713 &Itype,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	714 &Otype,
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	715 };
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	716
9642 08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	717 #ifndef DL_EXPORT /* declarations for DLL import/export */
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	718 #define DL_EXPORT(RTYPE) RTYPE
08379c7f5fa9 Jim Fulton writes: Guido van Rossum <guido@python.org> parents: 9588 diff changeset	719 #endif
9588 38023a425e48 Add DL_EXPORT() to all modules that could possibly be used Guido van Rossum <guido@python.org> parents: 9521 diff changeset	720 DL_EXPORT(void)
13690 c09c0171474f ANSIfy some more forward declarations. Thomas Wouters <thomas@python.org> parents: 13620 diff changeset	721 initcStringIO(void) {
6227 613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	722 PyObject m, d, *v;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	723
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	724
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	725 /* Create the module and add the functions */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	726 m = Py_InitModule4("cStringIO", IO_methods,
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	727 cStringIO_module_documentation,
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	728 (PyObject*)NULL,PYTHON_API_VERSION);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	729
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	730 /* Add some symbolic constants to the module */
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	731 d = PyModule_GetDict(m);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	732
4906 fce781b127b9 Jim's latest version. Guido van Rossum <guido@python.org> parents: 4598 diff changeset	733 /* Export C API */
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	734 Itype.ob_type=&PyType_Type;
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	735 Otype.ob_type=&PyType_Type;
6227 613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	736 PyDict_SetItemString(d,"cStringIO_CAPI",
613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	737 v = PyCObject_FromVoidPtr(&CAPI,NULL));
613f976a57b4 #Plug small memory leaks in constructors. Guido van Rossum <guido@python.org> parents: 6215 diff changeset	738 Py_XDECREF(v);
5280 e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	739
e8f8cf358054 Unknown changes by Jim Fulton. Guido van Rossum <guido@python.org> parents: 4957 diff changeset	740 /* Export Types */
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	741 PyDict_SetItemString(d,"InputType", (PyObject*)&Itype);
8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	742 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	743
a5737dd96979 cPickle release 0.3 from Jim Fulton Guido van Rossum <guido@python.org> parents: 5315 diff changeset	744 /* 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	745 if (0) PycString_IMPORT;
4598 8fdb0539cfb1 Jim F's brainchild Guido van Rossum <guido@python.org> parents: diff changeset	746 }

Mercurial > cpython-lru_cache-weakref

annotate Modules/cStringIO.c @ 23364:bec157dbee2e legacy-trunk