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

annotate Modules/threadmodule.c @ 59290:7eec6238e15a legacy-trunk

Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() by Py_DECREF() to fix a crash in pydebug mode.

author	Victor Stinner <victor.stinner@haypocalc.com>
date	Wed, 03 Mar 2010 00:43:44 +0000
parents	df5719c298db
children	7f500641c06a

rev	line source
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	1
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	2 /* Thread module */
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	3 /* Interface to Sjoerd's portable C thread library */
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	4
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	5 #include "Python.h"
55704 e21c4c527e66 Add weakref support to the thread.lock type. Gregory P. Smith <greg@mad-scientist.com> parents: 54321 diff changeset	6 #include "structmember.h" /* offsetof */
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	7
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	8 #ifndef WITH_THREAD
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	9 #error "Error! The rest of Python is not compiled with thread support."
25127 5165a0ee84c6 --with(out)-thread is deprecated according to configure --help Neal Norwitz <nnorwitz@gmail.com> parents: 24471 diff changeset	10 #error "Rerun configure, adding a --with-threads option."
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	11 #error "Then run `make clean' followed by `make'."
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	12 #endif
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	13
9203 07dae6fdae79 Renamed thread.h to pythread.h. Guido van Rossum <guido@python.org> parents: 8823 diff changeset	14 #include "pythread.h"
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	15
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	16 static PyObject *ThreadError;
56980 29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	17 static long nb_threads = 0;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	18
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	19 /* Lock objects */
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	20
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	21 typedef struct {
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	22 PyObject_HEAD
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	23 PyThread_type_lock lock_lock;
55704 e21c4c527e66 Add weakref support to the thread.lock type. Gregory P. Smith <greg@mad-scientist.com> parents: 54321 diff changeset	24 PyObject *in_weakreflist;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	25 } lockobject;
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	26
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	27 static void
13497 95454b73ea91 ANSI-fication Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13256 diff changeset	28 lock_dealloc(lockobject *self)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	29 {
55704 e21c4c527e66 Add weakref support to the thread.lock type. Gregory P. Smith <greg@mad-scientist.com> parents: 54321 diff changeset	30 if (self->in_weakreflist != NULL)
e21c4c527e66 Add weakref support to the thread.lock type. Gregory P. Smith <greg@mad-scientist.com> parents: 54321 diff changeset	31 PyObject_ClearWeakRefs((PyObject *) self);
59290 7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	32 if (self->lock_lock != NULL) {
7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	33 /* Unlock the lock so it's safe to free it */
7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	34 PyThread_acquire_lock(self->lock_lock, 0);
7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	35 PyThread_release_lock(self->lock_lock);
7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	36
7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	37 PyThread_free_lock(self->lock_lock);
7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	38 }
12576 1c7c2dd1beb1 Vladimir Marangozov's long-awaited malloc restructuring. Guido van Rossum <guido@python.org> parents: 11882 diff changeset	39 PyObject_Del(self);
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	40 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	41
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	42 static PyObject *
13497 95454b73ea91 ANSI-fication Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13256 diff changeset	43 lock_PyThread_acquire_lock(lockobject self, PyObject args)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	44 {
22709 3aa4bf7ac31e Remove METH_OLDARGS: Neal Norwitz <nnorwitz@gmail.com> parents: 22584 diff changeset	45 int i = 1;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	46
22709 3aa4bf7ac31e Remove METH_OLDARGS: Neal Norwitz <nnorwitz@gmail.com> parents: 22584 diff changeset	47 if (!PyArg_ParseTuple(args, "\|i:acquire", &i))
3aa4bf7ac31e Remove METH_OLDARGS: Neal Norwitz <nnorwitz@gmail.com> parents: 22584 diff changeset	48 return NULL;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	49
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	50 Py_BEGIN_ALLOW_THREADS
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	51 i = PyThread_acquire_lock(self->lock_lock, i);
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	52 Py_END_ALLOW_THREADS
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	53
34998 25a0e1faa8a5 Delete some vestigial code; execution will never reach the 'if' statement if args is NULL Andrew M. Kuchling <amk@amk.ca> parents: 34619 diff changeset	54 return PyBool_FromLong((long)i);
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	55 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	56
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	57 PyDoc_STRVAR(acquire_doc,
22865 7014921820a5 Lock methods acquire() and locked() now return bools. Guido van Rossum <guido@python.org> parents: 22709 diff changeset	58 "acquire([wait]) -> None or bool\n\
36926 fc10ff322df1 Um, I thought I'd already checked this in. Guido van Rossum <guido@python.org> parents: 36895 diff changeset	59 (acquire_lock() is an obsolete synonym)\n\
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	60 \n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	61 Lock the lock. Without argument, this blocks if the lock is already\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	62 locked (even by the same thread), waiting for another thread to release\n\
22865 7014921820a5 Lock methods acquire() and locked() now return bools. Guido van Rossum <guido@python.org> parents: 22709 diff changeset	63 the lock, and return None once the lock is acquired.\n\
7014921820a5 Lock methods acquire() and locked() now return bools. Guido van Rossum <guido@python.org> parents: 22709 diff changeset	64 With an argument, this will only block if the argument is true,\n\
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	65 and the return value reflects whether the lock is acquired.\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	66 The blocking operation is not interruptible.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	67
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	68 static PyObject *
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	69 lock_PyThread_release_lock(lockobject *self)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	70 {
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	71 /* Sanity check: the lock must be locked */
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	72 if (PyThread_acquire_lock(self->lock_lock, 0)) {
877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	73 PyThread_release_lock(self->lock_lock);
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	74 PyErr_SetString(ThreadError, "release unlocked lock");
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	75 return NULL;
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	76 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	77
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	78 PyThread_release_lock(self->lock_lock);
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	79 Py_INCREF(Py_None);
7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	80 return Py_None;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	81 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	82
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	83 PyDoc_STRVAR(release_doc,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	84 "release()\n\
36926 fc10ff322df1 Um, I thought I'd already checked this in. Guido van Rossum <guido@python.org> parents: 36895 diff changeset	85 (release_lock() is an obsolete synonym)\n\
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	86 \n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	87 Release the lock, allowing another thread that is blocked waiting for\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	88 the lock to acquire the lock. The lock must be in the locked state,\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	89 but it needn't be locked by the same thread that unlocks it.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	90
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	91 static PyObject *
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	92 lock_locked_lock(lockobject *self)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	93 {
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	94 if (PyThread_acquire_lock(self->lock_lock, 0)) {
877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	95 PyThread_release_lock(self->lock_lock);
22865 7014921820a5 Lock methods acquire() and locked() now return bools. Guido van Rossum <guido@python.org> parents: 22709 diff changeset	96 return PyBool_FromLong(0L);
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	97 }
22865 7014921820a5 Lock methods acquire() and locked() now return bools. Guido van Rossum <guido@python.org> parents: 22709 diff changeset	98 return PyBool_FromLong(1L);
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	99 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	100
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	101 PyDoc_STRVAR(locked_doc,
22865 7014921820a5 Lock methods acquire() and locked() now return bools. Guido van Rossum <guido@python.org> parents: 22709 diff changeset	102 "locked() -> bool\n\
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	103 (locked_lock() is an obsolete synonym)\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	104 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	105 Return whether the lock is in the locked state.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	106
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	107 static PyMethodDef lock_methods[] = {
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	108 {"acquire_lock", (PyCFunction)lock_PyThread_acquire_lock,
22709 3aa4bf7ac31e Remove METH_OLDARGS: Neal Norwitz <nnorwitz@gmail.com> parents: 22584 diff changeset	109 METH_VARARGS, acquire_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	110 {"acquire", (PyCFunction)lock_PyThread_acquire_lock,
22709 3aa4bf7ac31e Remove METH_OLDARGS: Neal Norwitz <nnorwitz@gmail.com> parents: 22584 diff changeset	111 METH_VARARGS, acquire_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	112 {"release_lock", (PyCFunction)lock_PyThread_release_lock,
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	113 METH_NOARGS, release_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	114 {"release", (PyCFunction)lock_PyThread_release_lock,
22562 303b6ad13a32 Missed change METH_OLDARGS to METH_NOARGS for two aliased functions Neal Norwitz <nnorwitz@gmail.com> parents: 22561 diff changeset	115 METH_NOARGS, release_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	116 {"locked_lock", (PyCFunction)lock_locked_lock,
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	117 METH_NOARGS, locked_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	118 {"locked", (PyCFunction)lock_locked_lock,
22562 303b6ad13a32 Missed change METH_OLDARGS to METH_NOARGS for two aliased functions Neal Norwitz <nnorwitz@gmail.com> parents: 22561 diff changeset	119 METH_NOARGS, locked_doc},
36737 fa92fe15251a Updates to the with-statement: Guido van Rossum <guido@python.org> parents: 36324 diff changeset	120 {"__enter__", (PyCFunction)lock_PyThread_acquire_lock,
fa92fe15251a Updates to the with-statement: Guido van Rossum <guido@python.org> parents: 36324 diff changeset	121 METH_VARARGS, acquire_doc},
36926 fc10ff322df1 Um, I thought I'd already checked this in. Guido van Rossum <guido@python.org> parents: 36895 diff changeset	122 {"__exit__", (PyCFunction)lock_PyThread_release_lock,
fc10ff322df1 Um, I thought I'd already checked this in. Guido van Rossum <guido@python.org> parents: 36895 diff changeset	123 METH_VARARGS, release_doc},
54321 d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	124 {NULL} /* sentinel */
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	125 };
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	126
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	127 static PyTypeObject Locktype = {
42333 6620a510e9a9 PEP 3123: Provide forward compatibility with Python 3.0, while keeping Martin v. Löwis <martin@v.loewis.de> parents: 40224 diff changeset	128 PyVarObject_HEAD_INIT(&PyType_Type, 0)
21313 91dd223829c6 Patch supplied by Burton Radons for his own SF bug #487390: Modifying Guido van Rossum <guido@python.org> parents: 20468 diff changeset	129 "thread.lock", /tp_name/
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	130 sizeof(lockobject), /tp_size/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	131 0, /tp_itemsize/
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	132 /* methods */
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	133 (destructor)lock_dealloc, /tp_dealloc/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	134 0, /tp_print/
54321 d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	135 0, /tp_getattr/
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	136 0, /tp_setattr/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	137 0, /tp_compare/
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	138 0, /tp_repr/
54321 d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	139 0, /* tp_as_number */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	140 0, /* tp_as_sequence */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	141 0, /* tp_as_mapping */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	142 0, /* tp_hash */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	143 0, /* tp_call */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	144 0, /* tp_str */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	145 0, /* tp_getattro */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	146 0, /* tp_setattro */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	147 0, /* tp_as_buffer */
55704 e21c4c527e66 Add weakref support to the thread.lock type. Gregory P. Smith <greg@mad-scientist.com> parents: 54321 diff changeset	148 Py_TPFLAGS_HAVE_WEAKREFS, /* tp_flags */
54321 d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	149 0, /* tp_doc */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	150 0, /* tp_traverse */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	151 0, /* tp_clear */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	152 0, /* tp_richcompare */
55704 e21c4c527e66 Add weakref support to the thread.lock type. Gregory P. Smith <greg@mad-scientist.com> parents: 54321 diff changeset	153 offsetof(lockobject, in_weakreflist), /* tp_weaklistoffset */
54321 d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	154 0, /* tp_iter */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	155 0, /* tp_iternext */
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	156 lock_methods, /* tp_methods */
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	157 };
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	158
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	159 static lockobject *
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	160 newlockobject(void)
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	161 {
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	162 lockobject *self;
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	163 self = PyObject_New(lockobject, &Locktype);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	164 if (self == NULL)
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	165 return NULL;
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	166 self->lock_lock = PyThread_allocate_lock();
55704 e21c4c527e66 Add weakref support to the thread.lock type. Gregory P. Smith <greg@mad-scientist.com> parents: 54321 diff changeset	167 self->in_weakreflist = NULL;
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	168 if (self->lock_lock == NULL) {
59290 7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	169 Py_DECREF(self);
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	170 PyErr_SetString(ThreadError, "can't allocate lock");
59290 7eec6238e15a Issue #3299: fix thread.allocate_lock() error handler, replace PyObject_Del() Victor Stinner <victor.stinner@haypocalc.com> parents: 59086 diff changeset	171 return NULL;
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	172 }
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	173 return self;
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	174 }
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	175
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	176 /* Thread-local objects */
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	177
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	178 #include "structmember.h"
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	179
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	180 typedef struct {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	181 PyObject_HEAD
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	182 PyObject *key;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	183 PyObject *args;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	184 PyObject *kw;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	185 PyObject *dict;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	186 } localobject;
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	187
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	188 static PyObject *
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	189 local_new(PyTypeObject type, PyObject args, PyObject *kw)
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	190 {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	191 localobject *self;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	192 PyObject *tdict;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	193
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	194 if (type->tp_init == PyBaseObject_Type.tp_init
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	195 && ((args && PyObject_IsTrue(args))
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	196 \|\| (kw && PyObject_IsTrue(kw)))) {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	197 PyErr_SetString(PyExc_TypeError,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	198 "Initialization arguments are not supported");
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	199 return NULL;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	200 }
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	201
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	202 self = (localobject *)type->tp_alloc(type, 0);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	203 if (self == NULL)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	204 return NULL;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	205
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	206 Py_XINCREF(args);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	207 self->args = args;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	208 Py_XINCREF(kw);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	209 self->kw = kw;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	210 self->dict = NULL; /* making sure */
47527 52294af4b663 This reverts r63675 based on the discussion in this thread: Gregory P. Smith <greg@mad-scientist.com> parents: 47294 diff changeset	211 self->key = PyString_FromFormat("thread.local.%p", self);
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	212 if (self->key == NULL)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	213 goto err;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	214
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	215 self->dict = PyDict_New();
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	216 if (self->dict == NULL)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	217 goto err;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	218
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	219 tdict = PyThreadState_GetDict();
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	220 if (tdict == NULL) {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	221 PyErr_SetString(PyExc_SystemError,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	222 "Couldn't get thread-state dictionary");
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	223 goto err;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	224 }
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	225
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	226 if (PyDict_SetItem(tdict, self->key, self->dict) < 0)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	227 goto err;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	228
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	229 return (PyObject *)self;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	230
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	231 err:
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	232 Py_DECREF(self);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	233 return NULL;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	234 }
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	235
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	236 static int
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	237 local_traverse(localobject self, visitproc visit, void arg)
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	238 {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	239 Py_VISIT(self->args);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	240 Py_VISIT(self->kw);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	241 Py_VISIT(self->dict);
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	242 return 0;
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	243 }
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	244
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	245 static int
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	246 local_clear(localobject *self)
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	247 {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	248 Py_CLEAR(self->args);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	249 Py_CLEAR(self->kw);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	250 Py_CLEAR(self->dict);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	251 return 0;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	252 }
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	253
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	254 static void
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	255 local_dealloc(localobject *self)
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	256 {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	257 PyThreadState *tstate;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	258 if (self->key
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	259 && (tstate = PyThreadState_Get())
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	260 && tstate->interp) {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	261 for(tstate = PyInterpreterState_ThreadHead(tstate->interp);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	262 tstate;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	263 tstate = PyThreadState_Next(tstate))
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	264 if (tstate->dict &&
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	265 PyDict_GetItem(tstate->dict, self->key))
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	266 PyDict_DelItem(tstate->dict, self->key);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	267 }
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	268
56274 eebf3d51d3a4 #6990: clear threading.local's key only after its thread state is removed: Philip Jenvey <pjenvey@underboss.org> parents: 55704 diff changeset	269 Py_XDECREF(self->key);
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	270 local_clear(self);
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42333 diff changeset	271 Py_TYPE(self)->tp_free((PyObject*)self);
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	272 }
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	273
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	274 static PyObject *
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	275 _ldict(localobject *self)
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	276 {
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	277 PyObject tdict, ldict;
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	278
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	279 tdict = PyThreadState_GetDict();
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	280 if (tdict == NULL) {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	281 PyErr_SetString(PyExc_SystemError,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	282 "Couldn't get thread-state dictionary");
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	283 return NULL;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	284 }
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	285
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	286 ldict = PyDict_GetItem(tdict, self->key);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	287 if (ldict == NULL) {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	288 ldict = PyDict_New(); /* we own ldict */
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	289
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	290 if (ldict == NULL)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	291 return NULL;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	292 else {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	293 int i = PyDict_SetItem(tdict, self->key, ldict);
36895 fd735596f69c typo Georg Brandl <georg@python.org> parents: 36737 diff changeset	294 Py_DECREF(ldict); /* now ldict is borrowed */
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	295 if (i < 0)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	296 return NULL;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	297 }
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	298
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	299 Py_CLEAR(self->dict);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	300 Py_INCREF(ldict);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	301 self->dict = ldict; /* still borrowed */
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	302
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42333 diff changeset	303 if (Py_TYPE(self)->tp_init != PyBaseObject_Type.tp_init &&
26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42333 diff changeset	304 Py_TYPE(self)->tp_init((PyObject*)self,
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	305 self->args, self->kw) < 0) {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	306 /* we need to get rid of ldict from thread so
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	307 we create a new one the next time we do an attr
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	308 acces */
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	309 PyDict_DelItem(tdict, self->key);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	310 return NULL;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	311 }
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	312
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	313 }
47859 8ccb35739a96 #Issue3088 in-progress: Race condition with instances of classes derived from threading.local: Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47527 diff changeset	314
8ccb35739a96 #Issue3088 in-progress: Race condition with instances of classes derived from threading.local: Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47527 diff changeset	315 /* The call to tp_init above may have caused another thread to run.
8ccb35739a96 #Issue3088 in-progress: Race condition with instances of classes derived from threading.local: Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47527 diff changeset	316 Install our ldict again. */
8ccb35739a96 #Issue3088 in-progress: Race condition with instances of classes derived from threading.local: Amaury Forgeot d'Arc <amauryfa@gmail.com> parents: 47527 diff changeset	317 if (self->dict != ldict) {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	318 Py_CLEAR(self->dict);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	319 Py_INCREF(ldict);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	320 self->dict = ldict;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	321 }
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	322
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	323 return ldict;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	324 }
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	325
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	326 static int
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	327 local_setattro(localobject self, PyObject name, PyObject *v)
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	328 {
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	329 PyObject *ldict;
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	330
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	331 ldict = _ldict(self);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	332 if (ldict == NULL)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	333 return -1;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	334
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	335 return PyObject_GenericSetAttr((PyObject *)self, name, v);
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	336 }
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	337
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	338 static PyObject *
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	339 local_getdict(localobject self, void closure)
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	340 {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	341 if (self->dict == NULL) {
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	342 PyErr_SetString(PyExc_AttributeError, "__dict__");
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	343 return NULL;
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	344 }
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	345
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	346 Py_INCREF(self->dict);
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	347 return self->dict;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	348 }
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	349
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	350 static PyGetSetDef local_getset[] = {
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	351 {"__dict__", (getter)local_getdict, (setter)NULL,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	352 "Local-data dictionary", NULL},
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	353 {NULL} /* Sentinel */
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	354 };
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	355
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	356 static PyObject local_getattro(localobject , PyObject *);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	357
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	358 static PyTypeObject localtype = {
42333 6620a510e9a9 PEP 3123: Provide forward compatibility with Python 3.0, while keeping Martin v. Löwis <martin@v.loewis.de> parents: 40224 diff changeset	359 PyVarObject_HEAD_INIT(NULL, 0)
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	360 /* tp_name */ "thread._local",
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	361 /* tp_basicsize */ sizeof(localobject),
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	362 /* tp_itemsize */ 0,
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	363 /* tp_dealloc */ (destructor)local_dealloc,
37305 5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	364 /* tp_print */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	365 /* tp_getattr */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	366 /* tp_setattr */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	367 /* tp_compare */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	368 /* tp_repr */ 0,
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	369 /* tp_as_number */ 0,
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	370 /* tp_as_sequence */ 0,
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	371 /* tp_as_mapping */ 0,
37305 5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	372 /* tp_hash */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	373 /* tp_call */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	374 /* tp_str */ 0,
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	375 /* tp_getattro */ (getattrofunc)local_getattro,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	376 /* tp_setattro */ (setattrofunc)local_setattro,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	377 /* tp_as_buffer */ 0,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	378 /* tp_flags */ Py_TPFLAGS_DEFAULT \| Py_TPFLAGS_BASETYPE,
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	379 /* tp_doc */ "Thread-local data",
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	380 /* tp_traverse */ (traverseproc)local_traverse,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	381 /* tp_clear */ (inquiry)local_clear,
37305 5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	382 /* tp_richcompare */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	383 /* tp_weaklistoffset */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	384 /* tp_iter */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	385 /* tp_iternext */ 0,
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	386 /* tp_methods */ 0,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	387 /* tp_members */ 0,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	388 /* tp_getset */ local_getset,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	389 /* tp_base */ 0,
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	390 /* tp_dict / 0, / internal use */
37305 5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	391 /* tp_descr_get */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	392 /* tp_descr_set */ 0,
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	393 /* tp_dictoffset */ offsetof(localobject, dict),
37305 5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	394 /* tp_init */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	395 /* tp_alloc */ 0,
5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	396 /* tp_new */ local_new,
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	397 /* tp_free / 0, / Low-level free-mem routine */
37305 5e1b6f553763 Remove unnecessary casts from type object initializers. Georg Brandl <georg@python.org> parents: 36926 diff changeset	398 /* tp_is_gc / 0, / For PyObject_IS_GC */
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	399 };
97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	400
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	401 static PyObject *
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	402 local_getattro(localobject self, PyObject name)
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	403 {
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	404 PyObject ldict, value;
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	405
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	406 ldict = _ldict(self);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	407 if (ldict == NULL)
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	408 return NULL;
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	409
44350 26384b8180c7 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT. Macros for b/w compatibility are available. Christian Heimes <christian@cheimes.de> parents: 42333 diff changeset	410 if (Py_TYPE(self) != &localtype)
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	411 /* use generic lookup for subtypes */
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	412 return PyObject_GenericGetAttr((PyObject *)self, name);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	413
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	414 /* Optimization: just look in dict ourselves */
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	415 value = PyDict_GetItem(ldict, name);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	416 if (value == NULL)
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	417 /* Fall back on generic to get __class__ and __dict__ */
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	418 return PyObject_GenericGetAttr((PyObject *)self, name);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	419
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	420 Py_INCREF(value);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	421 return value;
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	422 }
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	423
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	424 /* Module functions */
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	425
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	426 struct bootstate {
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	427 PyInterpreterState *interp;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	428 PyObject *func;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	429 PyObject *args;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	430 PyObject *keyw;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	431 };
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	432
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	433 static void
13497 95454b73ea91 ANSI-fication Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13256 diff changeset	434 t_bootstrap(void *boot_raw)
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	435 {
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	436 struct bootstate boot = (struct bootstate ) boot_raw;
35117 7ea2be2c0e1d Fix bug: Michael W. Hudson <mwh@python.net> parents: 35086 diff changeset	437 PyThreadState *tstate;
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	438 PyObject *res;
961 a31e07847063 New thread.c from Sjoerd, supports _exit_prog(). Use this in goaway() Guido van Rossum <guido@python.org> parents: 926 diff changeset	439
35117 7ea2be2c0e1d Fix bug: Michael W. Hudson <mwh@python.net> parents: 35086 diff changeset	440 tstate = PyThreadState_New(boot->interp);
7ea2be2c0e1d Fix bug: Michael W. Hudson <mwh@python.net> parents: 35086 diff changeset	441
7ea2be2c0e1d Fix bug: Michael W. Hudson <mwh@python.net> parents: 35086 diff changeset	442 PyEval_AcquireThread(tstate);
56980 29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	443 nb_threads++;
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	444 res = PyEval_CallObjectWithKeywords(
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	445 boot->func, boot->args, boot->keyw);
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	446 if (res == NULL) {
8433 7cdff8aa8318 t_bootstrap(): Use PyErr_ExceptionMatches(...) instead of PyErr_Occurred(...). Fred Drake <fdrake@acm.org> parents: 7211 diff changeset	447 if (PyErr_ExceptionMatches(PyExc_SystemExit))
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	448 PyErr_Clear();
2568 2c61786327cf implement exit_thread through SystemExit exception Guido van Rossum <guido@python.org> parents: 2123 diff changeset	449 else {
28889 96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	450 PyObject *file;
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	451 PySys_WriteStderr(
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	452 "Unhandled exception in thread started by ");
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	453 file = PySys_GetObject("stderr");
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	454 if (file)
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	455 PyFile_WriteObject(boot->func, file, 0);
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	456 else
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	457 PyObject_Print(boot->func, stderr, 0);
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	458 PySys_WriteStderr("\n");
7211 c764217ae6eb Don't store the exception info from an unhandled exception in a thread Guido van Rossum <guido@python.org> parents: 6367 diff changeset	459 PyErr_PrintEx(0);
2568 2c61786327cf implement exit_thread through SystemExit exception Guido van Rossum <guido@python.org> parents: 2123 diff changeset	460 }
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	461 }
2055 cf31eab6ab5a Another bulky set of minor changes. Guido van Rossum <guido@python.org> parents: 1746 diff changeset	462 else
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	463 Py_DECREF(res);
28889 96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	464 Py_DECREF(boot->func);
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	465 Py_DECREF(boot->args);
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	466 Py_XDECREF(boot->keyw);
96b6cc5d408b When an unhandled exception happens, report the repr() of the function Guido van Rossum <guido@python.org> parents: 25127 diff changeset	467 PyMem_DEL(boot_raw);
56980 29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	468 nb_threads--;
35117 7ea2be2c0e1d Fix bug: Michael W. Hudson <mwh@python.net> parents: 35086 diff changeset	469 PyThreadState_Clear(tstate);
7ea2be2c0e1d Fix bug: Michael W. Hudson <mwh@python.net> parents: 35086 diff changeset	470 PyThreadState_DeleteCurrent();
8823 f2a4a2b60860 Changes for BeOS, QNX and long long, by Chris Herborth. Guido van Rossum <guido@python.org> parents: 8567 diff changeset	471 PyThread_exit_thread();
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	472 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	473
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	474 static PyObject *
13497 95454b73ea91 ANSI-fication Peter Schneider-Kamp <nowonder@nowonder.de> parents: 13256 diff changeset	475 thread_PyThread_start_new_thread(PyObject self, PyObject fargs)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	476 {
14363 5da406ebef55 The second argument to start_new_thread() is not a tuple, as pointed Guido van Rossum <guido@python.org> parents: 13820 diff changeset	477 PyObject func, args, *keyw = NULL;
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	478 struct bootstate *boot;
20468 ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	479 long ident;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	480
38489 3fe3ccdf0155 Make use of METH_O and METH_NOARGS where possible. Georg Brandl <georg@python.org> parents: 38084 diff changeset	481 if (!PyArg_UnpackTuple(fargs, "start_new_thread", 2, 3,
3fe3ccdf0155 Make use of METH_O and METH_NOARGS where possible. Georg Brandl <georg@python.org> parents: 38084 diff changeset	482 &func, &args, &keyw))
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	483 return NULL;
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	484 if (!PyCallable_Check(func)) {
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	485 PyErr_SetString(PyExc_TypeError,
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	486 "first arg must be callable");
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	487 return NULL;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	488 }
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	489 if (!PyTuple_Check(args)) {
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	490 PyErr_SetString(PyExc_TypeError,
14363 5da406ebef55 The second argument to start_new_thread() is not a tuple, as pointed Guido van Rossum <guido@python.org> parents: 13820 diff changeset	491 "2nd arg must be a tuple");
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	492 return NULL;
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	493 }
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	494 if (keyw != NULL && !PyDict_Check(keyw)) {
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	495 PyErr_SetString(PyExc_TypeError,
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	496 "optional 3rd arg must be a dictionary");
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	497 return NULL;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	498 }
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	499 boot = PyMem_NEW(struct bootstate, 1);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	500 if (boot == NULL)
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	501 return PyErr_NoMemory();
31797 846b3ee7e106 Changed random calls to PyThreadState_Get() to use the macro Nicholas Bastin <nick.bastin@gmail.com> parents: 29498 diff changeset	502 boot->interp = PyThreadState_GET()->interp;
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	503 boot->func = func;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	504 boot->args = args;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	505 boot->keyw = keyw;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	506 Py_INCREF(func);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	507 Py_INCREF(args);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	508 Py_XINCREF(keyw);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	509 PyEval_InitThreads(); /* Start the interpreter's thread-awareness */
20468 ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	510 ident = PyThread_start_new_thread(t_bootstrap, (void*) boot);
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	511 if (ident == -1) {
34619 0dd146fed9dd The error message "can't start new thread" should not end in a Guido van Rossum <guido@python.org> parents: 33254 diff changeset	512 PyErr_SetString(ThreadError, "can't start new thread");
5405 b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	513 Py_DECREF(func);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	514 Py_DECREF(args);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	515 Py_XDECREF(keyw);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	516 PyMem_DEL(boot);
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	517 return NULL;
b7871ca930ad Massive changes for separate thread state management. Guido van Rossum <guido@python.org> parents: 4944 diff changeset	518 }
20468 ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	519 return PyInt_FromLong(ident);
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	520 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	521
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	522 PyDoc_STRVAR(start_new_doc,
20266 241ef8a923c7 Fix typo in docstring Andrew M. Kuchling <amk@amk.ca> parents: 16140 diff changeset	523 "start_new_thread(function, args[, kwargs])\n\
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	524 (start_new() is an obsolete synonym)\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	525 \n\
20468 ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	526 Start a new thread and return its identifier. The thread will call the\n\
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	527 function with positional arguments from the tuple args and keyword arguments\n\
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	528 taken from the optional dictionary kwargs. The thread exits when the\n\
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	529 function returns; the return value is ignored. The thread will also exit\n\
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 20266 diff changeset	530 when the function raises an unhandled exception; a stack trace will be\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	531 printed unless the exception is SystemExit.\n");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	532
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	533 static PyObject *
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	534 thread_PyThread_exit_thread(PyObject *self)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	535 {
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	536 PyErr_SetNone(PyExc_SystemExit);
2568 2c61786327cf implement exit_thread through SystemExit exception Guido van Rossum <guido@python.org> parents: 2123 diff changeset	537 return NULL;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	538 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	539
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	540 PyDoc_STRVAR(exit_doc,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	541 "exit()\n\
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	542 (PyThread_exit_thread() is an obsolete synonym)\n\
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	543 \n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	544 This is synonymous to ``raise SystemExit''. It will cause the current\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	545 thread to exit silently unless the exception is caught.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	546
29444 8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	547 static PyObject *
29498 1402f265e48f Correct function name. Kurt B. Kaiser <kbk@shore.net> parents: 29444 diff changeset	548 thread_PyThread_interrupt_main(PyObject * self)
29444 8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	549 {
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	550 PyErr_SetInterrupt();
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	551 Py_INCREF(Py_None);
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	552 return Py_None;
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	553 }
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	554
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	555 PyDoc_STRVAR(interrupt_doc,
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	556 "interrupt_main()\n\
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	557 \n\
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	558 Raise a KeyboardInterrupt in the main thread.\n\
29498 1402f265e48f Correct function name. Kurt B. Kaiser <kbk@shore.net> parents: 29444 diff changeset	559 A subthread can use this function to interrupt the main thread."
29444 8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	560 );
8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	561
37616 1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	562 static lockobject *newlockobject(void);
1e9d7e66c1bc remove forward declarations, move constructor functions. makes code C++ safe. Anthony Baxter <anthonybaxter@gmail.com> parents: 37305 diff changeset	563
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	564 static PyObject *
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	565 thread_PyThread_allocate_lock(PyObject *self)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	566 {
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	567 return (PyObject *) newlockobject();
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	568 }
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	569
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	570 PyDoc_STRVAR(allocate_doc,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	571 "allocate_lock() -> lock object\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	572 (allocate() is an obsolete synonym)\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	573 \n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	574 Create a new lock object. See LockType.__doc__ for information about locks.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	575
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	576 static PyObject *
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	577 thread_get_ident(PyObject *self)
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	578 {
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	579 long ident;
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	580 ident = PyThread_get_thread_ident();
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	581 if (ident == -1) {
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	582 PyErr_SetString(ThreadError, "no current thread ident");
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	583 return NULL;
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	584 }
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	585 return PyInt_FromLong(ident);
1746 1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	586 }
1940892d2fe3 Merge alpha100 branch back to main trunk Guido van Rossum <guido@python.org> parents: 1418 diff changeset	587
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	588 PyDoc_STRVAR(get_ident_doc,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	589 "get_ident() -> integer\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	590 \n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	591 Return a non-zero integer that uniquely identifies the current thread\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	592 amongst other threads that exist simultaneously.\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	593 This may be used to identify per-thread resources.\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	594 Even though on some platforms threads identities may appear to be\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	595 allocated consecutive numbers starting at 1, this behavior should not\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	596 be relied upon, and the number should be seen purely as a magic cookie.\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	597 A thread's identity may be reused for another thread after it exits.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	598
38794 f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	599 static PyObject *
56980 29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	600 thread__count(PyObject *self)
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	601 {
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	602 return PyInt_FromLong(nb_threads);
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	603 }
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	604
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	605 PyDoc_STRVAR(_count_doc,
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	606 "_count() -> integer\n\
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	607 \n\
56991 d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	608 \
d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	609 Return the number of currently running Python threads, excluding \n\
d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	610 the main thread. The returned number comprises all threads created\n\
d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	611 through `start_new_thread()` as well as `threading.Thread`, and not\n\
d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	612 yet finished.\n\
d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	613 \n\
d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	614 This function is meant for internal and specialized purposes only.\n\
d56b103490a5 Remove official documentation entry for thread._count() and make the Antoine Pitrou <solipsis@pitrou.net> parents: 56980 diff changeset	615 In most applications `threading.enumerate()` should be used instead.");
56980 29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	616
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	617 static PyObject *
38794 f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	618 thread_stack_size(PyObject self, PyObject args)
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	619 {
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	620 size_t old_size;
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	621 Py_ssize_t new_size = 0;
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	622 int rc;
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	623
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	624 if (!PyArg_ParseTuple(args, "\|n:stack_size", &new_size))
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	625 return NULL;
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	626
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	627 if (new_size < 0) {
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	628 PyErr_SetString(PyExc_ValueError,
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	629 "size must be 0 or a positive value");
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	630 return NULL;
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	631 }
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	632
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	633 old_size = PyThread_get_stacksize();
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	634
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	635 rc = PyThread_set_stacksize((size_t) new_size);
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	636 if (rc == -1) {
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	637 PyErr_Format(PyExc_ValueError,
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	638 "size not valid: %zd bytes",
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	639 new_size);
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	640 return NULL;
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	641 }
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	642 if (rc == -2) {
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	643 PyErr_SetString(ThreadError,
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	644 "setting stack size not supported");
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	645 return NULL;
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	646 }
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	647
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	648 return PyInt_FromSsize_t((Py_ssize_t) old_size);
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	649 }
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	650
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	651 PyDoc_STRVAR(stack_size_doc,
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	652 "stack_size([size]) -> size\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	653 \n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	654 Return the thread stack size used when creating new threads. The\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	655 optional size argument specifies the stack size (in bytes) to be used\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	656 for subsequently created threads, and must be 0 (use platform or\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	657 configured default) or a positive integer value of at least 32,768 (32k).\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	658 If changing the thread stack size is unsupported, a ThreadError\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	659 exception is raised. If the specified size is invalid, a ValueError\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	660 exception is raised, and the stack size is unmodified. 32k bytes\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	661 currently the minimum supported stack size value to guarantee\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	662 sufficient stack space for the interpreter itself.\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	663 \n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	664 Note that some platforms may have particular restrictions on values for\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	665 the stack size, such as requiring a minimum stack size larger than 32kB or\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	666 requiring allocation in multiples of the system memory page size\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	667 - platform documentation should be referred to for more information\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	668 (4kB pages are common; using multiples of 4096 for the stack size is\n\
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	669 the suggested approach in the absence of more specific information).");
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	670
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	671 static PyMethodDef thread_methods[] = {
13817 3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13651 diff changeset	672 {"start_new_thread", (PyCFunction)thread_PyThread_start_new_thread,
3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13651 diff changeset	673 METH_VARARGS,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	674 start_new_doc},
13817 3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13651 diff changeset	675 {"start_new", (PyCFunction)thread_PyThread_start_new_thread,
3c0f75a2198f Use METH_VARARGS instead of numeric constant 1 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13651 diff changeset	676 METH_VARARGS,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	677 start_new_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	678 {"allocate_lock", (PyCFunction)thread_PyThread_allocate_lock,
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	679 METH_NOARGS, allocate_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	680 {"allocate", (PyCFunction)thread_PyThread_allocate_lock,
22584 bcd1fdf13acf Missed change METH_OLDARGS to METH_NOARGS for two aliased functions Neal Norwitz <nnorwitz@gmail.com> parents: 22562 diff changeset	681 METH_NOARGS, allocate_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	682 {"exit_thread", (PyCFunction)thread_PyThread_exit_thread,
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	683 METH_NOARGS, exit_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	684 {"exit", (PyCFunction)thread_PyThread_exit_thread,
22584 bcd1fdf13acf Missed change METH_OLDARGS to METH_NOARGS for two aliased functions Neal Norwitz <nnorwitz@gmail.com> parents: 22562 diff changeset	685 METH_NOARGS, exit_doc},
29498 1402f265e48f Correct function name. Kurt B. Kaiser <kbk@shore.net> parents: 29444 diff changeset	686 {"interrupt_main", (PyCFunction)thread_PyThread_interrupt_main,
29444 8d160095eb66 Add interrupt_main() to thread module. Kurt B. Kaiser <kbk@shore.net> parents: 28889 diff changeset	687 METH_NOARGS, interrupt_doc},
13820 8bd82cf361aa Use METH_OLDARGS instead of numeric constant 0 in method def. tables Andrew M. Kuchling <amk@amk.ca> parents: 13817 diff changeset	688 {"get_ident", (PyCFunction)thread_get_ident,
22561 043ad7adc896 Remove many uses of PyArg_NoArgs macro, change METH_OLDARGS to METH_NOARGS. Neal Norwitz <nnorwitz@gmail.com> parents: 21313 diff changeset	689 METH_NOARGS, get_ident_doc},
56980 29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	690 {"_count", (PyCFunction)thread__count,
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	691 METH_NOARGS, _count_doc},
38794 f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	692 {"stack_size", (PyCFunction)thread_stack_size,
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	693 METH_VARARGS,
f7d23bca599f Patch #1454481: Make thread stack size runtime tunable. Andrew MacIntyre <andymac@bullseye.apana.org.au> parents: 38592 diff changeset	694 stack_size_doc},
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	695 {NULL, NULL} /* sentinel */
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	696 };
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	697
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	698
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	699 /* Initialization function */
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	700
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	701 PyDoc_STRVAR(thread_doc,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	702 "This module provides primitive operations to write multi-threaded programs.\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	703 The 'threading' module provides a more convenient interface.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	704
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	705 PyDoc_STRVAR(lock_doc,
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	706 "A lock object is a synchronization primitive. To create a lock,\n\
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	707 call the PyThread_allocate_lock() function. Methods are:\n\
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	708 \n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	709 acquire() -- lock the lock, possibly blocking until it can be obtained\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	710 release() -- unlock of the lock\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	711 locked() -- test whether the lock is currently locked\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	712 \n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	713 A lock is not owned by the thread that locked it; another thread may\n\
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	714 unlock it. A thread attempting to lock a lock that it has already locked\n\
23832 ed1ba37a46b7 Patch #568124: Add doc string macros. Martin v. Löwis <martin@v.loewis.de> parents: 22865 diff changeset	715 will block until another thread unlocks it. Deadlocks may ensue.");
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	716
24471 f66b3a3509c7 Excise DL_EXPORT/DL_IMPORT from Modules/. Required adding a prototype Mark Hammond <mhammond@skippinet.com.au>* parents: 24280 diff changeset	717 PyMODINIT_FUNC
13651 8a063423e0b7 Bunch of minor ANSIfications: 'void initfunc()' -> 'void initfunc(void)', Thomas Wouters <thomas@python.org> parents: 13497 diff changeset	718 initthread(void)
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	719 {
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	720 PyObject m, d;
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	721
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	722 /* Initialize types: */
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	723 if (PyType_Ready(&localtype) < 0)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	724 return;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	725
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	726 /* Create the module and add the functions */
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	727 m = Py_InitModule3("thread", thread_methods, thread_doc);
36324 1af7f719ed28 Check return result from Py_InitModule(). This API can fail. Neal Norwitz <nnorwitz@gmail.com>* parents: 35117 diff changeset	728 if (m == NULL)
1af7f719ed28 Check return result from Py_InitModule(). This API can fail. Neal Norwitz <nnorwitz@gmail.com>* parents: 35117 diff changeset	729 return;
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	730
72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	731 /* Add a symbolic constant */
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	732 d = PyModule_GetDict(m);
6367 2c29b8982643 Apply two changes, systematically: Guido van Rossum <guido@python.org> parents: 5927 diff changeset	733 ThreadError = PyErr_NewException("thread.error", NULL, NULL);
4751 7ab835f87f86 Renamed. Barry Warsaw <barry@python.org> parents: 4600 diff changeset	734 PyDict_SetItemString(d, "error", ThreadError);
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	735 Locktype.tp_doc = lock_doc;
54321 d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	736 if (PyType_Ready(&Locktype) < 0)
d75079de2e46 stop using Py_FindMethod Benjamin Peterson <benjamin@python.org> parents: 47859 diff changeset	737 return;
8562 ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	738 Py_INCREF(&Locktype);
ff9adb57b8b5 Added doc strings. Also export LockType from the modoule, and give it Guido van Rossum <guido@python.org> parents: 8433 diff changeset	739 PyDict_SetItemString(d, "LockType", (PyObject *)&Locktype);
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	740
35085 2015d16d2647 Add a missing incref. Michael W. Hudson <mwh@python.net> parents: 34998 diff changeset	741 Py_INCREF(&localtype);
35086 c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	742 if (PyModule_AddObject(m, "_local", (PyObject *)&localtype) < 0)
c6b7fadf0ada Consistently use hard tabs for indentation. Michael W. Hudson <mwh@python.net> parents: 35085 diff changeset	743 return;
32673 97768d87394a Implemented thread-local data as proposed on python-dev: Jim Fulton <jim@zope.com> parents: 31797 diff changeset	744
56980 29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	745 nb_threads = 0;
29fe5e7bd6ee Issue #7222: Make thread "reaping" more reliable so that reference Antoine Pitrou <solipsis@pitrou.net> parents: 56274 diff changeset	746
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	747 /* Initialize the C thread library */
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 9588 diff changeset	748 PyThread_init_thread();
923 72aceed365d4 * Makefile adapted to changes below. Guido van Rossum <guido@python.org> parents: diff changeset	749 }

Mercurial > cpython-lru_cache-weakref

annotate Modules/threadmodule.c @ 59290:7eec6238e15a legacy-trunk