cpython-lru_cache-weakref: Python/thread

annotate Python/thread_nt.h @ 50620:e987e0df8f48 3.0

Merged revisions 68363 via svnmerge from svn+ssh://pythondev@svn.python.org/python/branches/py3k ................ r68363 | antoine.pitrou | 2009-01-06 20:02:24 +0100 (mar., 06 janv. 2009) | 17 lines Merged revisions 68360-68361 via svnmerge from svn+ssh://pythondev@svn.python.org/python/trunk ........ r68360 | antoine.pitrou | 2009-01-06 19:10:47 +0100 (mar., 06 janv. 2009) | 7 lines Issue #1180193: When importing a module from a .pyc (or .pyo) file with an existing .py counterpart, override the co_filename attributes of all code objects if the original filename is obsolete (which can happen if the file has been renamed, moved, or if it is accessed through different paths). Patch by Ziga Seilnacht and Jean-Paul Calderone. ........ r68361 | antoine.pitrou | 2009-01-06 19:34:08 +0100 (mar., 06 janv. 2009) | 3 lines Use shutil.rmtree rather than os.rmdir. ........ ................

author	Antoine Pitrou <solipsis@pitrou.net>
date	Tue, 06 Jan 2009 19:08:18 +0000
parents	00c02c4488ce
children	2b2707ff8bb7

rev	line source
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	1
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	2 /* This code implemented by Dag.Gruneau@elsa.preseco.comm.se */
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	3 /* Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru */
22092 7a3e03b541ff SF patch 522961: Leak in Python/thread_nt.h, from Gerald S. Williams. Tim Peters <tim.peters@gmail.com> parents: 21766 diff changeset	4 /* Eliminated some memory leaks, gsw@agere.com */
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	5
6029 68f2d7704180 Use _beginthread() and _endthread() in favor of CreateThread() and Guido van Rossum <guido@python.org> parents: 4503 diff changeset	6 #include <windows.h>
68f2d7704180 Use _beginthread() and _endthread() in favor of CreateThread() and Guido van Rossum <guido@python.org> parents: 4503 diff changeset	7 #include <limits.h>
39442 654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	8 #ifdef HAVE_PROCESS_H
6029 68f2d7704180 Use _beginthread() and _endthread() in favor of CreateThread() and Guido van Rossum <guido@python.org> parents: 4503 diff changeset	9 #include <process.h>
39442 654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	10 #endif
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	11
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	12 typedef struct NRMUTEX {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	13 LONG owned ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	14 DWORD thread_id ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	15 HANDLE hevent ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	16 } NRMUTEX, *PNRMUTEX ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	17
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	18
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	19 BOOL
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	20 InitializeNonRecursiveMutex(PNRMUTEX mutex)
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	21 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	22 mutex->owned = -1 ; /* No threads have entered NonRecursiveMutex */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	23 mutex->thread_id = 0 ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	24 mutex->hevent = CreateEvent(NULL, FALSE, FALSE, NULL) ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	25 return mutex->hevent != NULL ; /* TRUE if the mutex is created */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	26 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	27
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	28 VOID
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	29 DeleteNonRecursiveMutex(PNRMUTEX mutex)
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	30 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	31 /* No in-use check */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	32 CloseHandle(mutex->hevent) ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	33 mutex->hevent = NULL ; /* Just in case */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	34 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	35
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	36 DWORD
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	37 EnterNonRecursiveMutex(PNRMUTEX mutex, BOOL wait)
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	38 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	39 /* Assume that the thread waits successfully */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	40 DWORD ret ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	41
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	42 /* InterlockedIncrement(&mutex->owned) == 0 means that no thread currently owns the mutex */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	43 if (!wait)
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	44 {
41716 00c02c4488ce Merged revisions 55325-55327 via svnmerge from Guido van Rossum <guido@python.org> parents: 41554 diff changeset	45 if (InterlockedCompareExchange(&mutex->owned, 0, -1) != -1)
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	46 return WAIT_TIMEOUT ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	47 ret = WAIT_OBJECT_0 ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	48 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	49 else
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	50 ret = InterlockedIncrement(&mutex->owned) ?
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	51 /* Some thread owns the mutex, let's wait... */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	52 WaitForSingleObject(mutex->hevent, INFINITE) : WAIT_OBJECT_0 ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	53
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	54 mutex->thread_id = GetCurrentThreadId() ; /* We own it */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	55 return ret ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	56 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	57
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	58 BOOL
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	59 LeaveNonRecursiveMutex(PNRMUTEX mutex)
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	60 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	61 /* We don't own the mutex */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	62 mutex->thread_id = 0 ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	63 return
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	64 InterlockedDecrement(&mutex->owned) < 0 \|\|
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	65 SetEvent(mutex->hevent) ; /* Other threads are waiting, wake one on them up */
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	66 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	67
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	68 PNRMUTEX
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	69 AllocNonRecursiveMutex(void)
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	70 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	71 PNRMUTEX mutex = (PNRMUTEX)malloc(sizeof(NRMUTEX)) ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	72 if (mutex && !InitializeNonRecursiveMutex(mutex))
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	73 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	74 free(mutex) ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	75 mutex = NULL ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	76 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	77 return mutex ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	78 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	79
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	80 void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	81 FreeNonRecursiveMutex(PNRMUTEX mutex)
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	82 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	83 if (mutex)
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	84 {
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	85 DeleteNonRecursiveMutex(mutex) ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	86 free(mutex) ;
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	87 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	88 }
cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	89
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	90 long PyThread_get_thread_ident(void);
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	91
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	92 /*
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	93 * Initialization of the C package, should not be needed.
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	94 */
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	95 static void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	96 PyThread__init_thread(void)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	97 {
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	98 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	99
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	100 /*
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	101 * Thread support.
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	102 */
20468 ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	103
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	104 typedef struct {
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	105 void (func)(void);
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	106 void *arg;
20468 ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	107 long id;
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	108 HANDLE done;
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	109 } callobj;
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	110
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	111 static int
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	112 bootstrap(void *call)
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	113 {
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	114 callobj obj = (callobj)call;
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	115 /* copy callobj since other thread might free it before we're done */
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	116 void (func)(void) = obj->func;
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	117 void *arg = obj->arg;
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	118
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	119 obj->id = PyThread_get_thread_ident();
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	120 ReleaseSemaphore(obj->done, 1, NULL);
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	121 func(arg);
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	122 return 0;
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	123 }
ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	124
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	125 long
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	126 PyThread_start_new_thread(void (func)(void ), void *arg)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	127 {
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 36501 diff changeset	128 Py_uintptr_t rv;
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	129 callobj obj;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	130
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	131 dprintf(("%ld: PyThread_start_new_thread called\n",
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	132 PyThread_get_thread_ident()));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	133 if (!initialized)
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	134 PyThread_init_thread();
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	135
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	136 obj.id = -1; /* guilty until proved innocent */
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	137 obj.func = func;
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	138 obj.arg = arg;
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	139 obj.done = CreateSemaphore(NULL, 0, 1, NULL);
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	140 if (obj.done == NULL)
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	141 return -1;
20468 ebfd87e87884 Partial patch from SF #452266, by Jason Petrone. Guido van Rossum <guido@python.org> parents: 19568 diff changeset	142
41716 00c02c4488ce Merged revisions 55325-55327 via svnmerge from Guido van Rossum <guido@python.org> parents: 41554 diff changeset	143 rv = _beginthread(bootstrap,
00c02c4488ce Merged revisions 55325-55327 via svnmerge from Guido van Rossum <guido@python.org> parents: 41554 diff changeset	144 Py_SAFE_DOWNCAST(_pythread_stacksize,
00c02c4488ce Merged revisions 55325-55327 via svnmerge from Guido van Rossum <guido@python.org> parents: 41554 diff changeset	145 Py_ssize_t, int),
00c02c4488ce Merged revisions 55325-55327 via svnmerge from Guido van Rossum <guido@python.org> parents: 41554 diff changeset	146 &obj);
38453 29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk. Thomas Wouters <thomas@python.org> parents: 36501 diff changeset	147 if (rv == (Py_uintptr_t)-1) {
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	148 /* I've seen errno == EAGAIN here, which means "there are
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	149 * too many threads".
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	150 */
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	151 dprintf(("%ld: PyThread_start_new_thread failed: %p errno %d\n",
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 39442 diff changeset	152 PyThread_get_thread_ident(), (void*)rv, errno));
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	153 obj.id = -1;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	154 }
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	155 else {
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	156 dprintf(("%ld: PyThread_start_new_thread succeeded: %p\n",
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 39442 diff changeset	157 PyThread_get_thread_ident(), (void*)rv));
29755 59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	158 /* wait for thread to initialize, so we can get its id */
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	159 WaitForSingleObject(obj.done, INFINITE);
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	160 assert(obj.id != -1);
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	161 }
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	162 CloseHandle((HANDLE)obj.done);
59da5b57c61b An Anonymous Coward on c.l.py posted a little program with bizarre Tim Peters <tim.peters@gmail.com> parents: 22092 diff changeset	163 return obj.id;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	164 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	165
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	166 /*
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	167 * Return the thread Id instead of an handle. The Id is said to uniquely identify the
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	168 * thread in the system
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	169 */
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	170 long
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	171 PyThread_get_thread_ident(void)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	172 {
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	173 if (!initialized)
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	174 PyThread_init_thread();
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	175
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	176 return GetCurrentThreadId();
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	177 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	178
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	179 static void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	180 do_PyThread_exit_thread(int no_cleanup)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	181 {
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	182 dprintf(("%ld: PyThread_exit_thread called\n", PyThread_get_thread_ident()));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	183 if (!initialized)
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	184 if (no_cleanup)
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	185 _exit(0);
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	186 else
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	187 exit(0);
6029 68f2d7704180 Use _beginthread() and _endthread() in favor of CreateThread() and Guido van Rossum <guido@python.org> parents: 4503 diff changeset	188 _endthread();
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	189 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	190
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	191 void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	192 PyThread_exit_thread(void)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	193 {
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	194 do_PyThread_exit_thread(0);
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	195 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	196
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	197 void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	198 PyThread__exit_thread(void)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	199 {
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	200 do_PyThread_exit_thread(1);
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	201 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	202
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	203 #ifndef NO_EXIT_PROG
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	204 static void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	205 do_PyThread_exit_prog(int status, int no_cleanup)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	206 {
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	207 dprintf(("PyThread_exit_prog(%d) called\n", status));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	208 if (!initialized)
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	209 if (no_cleanup)
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	210 _exit(status);
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	211 else
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	212 exit(status);
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	213 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	214
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	215 void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	216 PyThread_exit_prog(int status)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	217 {
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	218 do_PyThread_exit_prog(status, 0);
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	219 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	220
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	221 void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	222 PyThread__exit_prog(int status)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	223 {
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	224 do_PyThread_exit_prog(status, 1);
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	225 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	226 #endif /* NO_EXIT_PROG */
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	227
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	228 /*
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	229 * Lock support. It has too be implemented as semaphores.
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	230 * I [Dag] tried to implement it with mutex but I could find a way to
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	231 * tell whether a thread already own the lock or not.
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	232 */
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	233 PyThread_type_lock
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	234 PyThread_allocate_lock(void)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	235 {
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	236 PNRMUTEX aLock;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	237
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	238 dprintf(("PyThread_allocate_lock called\n"));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	239 if (!initialized)
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	240 PyThread_init_thread();
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	241
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	242 aLock = AllocNonRecursiveMutex() ;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	243
13210 ff243b0f16ee Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 13138 diff changeset	244 dprintf(("%ld: PyThread_allocate_lock() -> %p\n", PyThread_get_thread_ident(), aLock));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	245
9679 877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py* Guido van Rossum <guido@python.org> parents: 6029 diff changeset	246 return (PyThread_type_lock) aLock;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	247 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	248
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	249 void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	250 PyThread_free_lock(PyThread_type_lock aLock)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	251 {
13210 ff243b0f16ee Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 13138 diff changeset	252 dprintf(("%ld: PyThread_free_lock(%p) called\n", PyThread_get_thread_ident(),aLock));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	253
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	254 FreeNonRecursiveMutex(aLock) ;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	255 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	256
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	257 /*
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	258 * Return 1 on success if the lock was acquired
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	259 *
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	260 * and 0 if the lock was not acquired. This means a 0 is returned
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	261 * if the lock has already been acquired by this thread!
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	262 */
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	263 int
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	264 PyThread_acquire_lock(PyThread_type_lock aLock, int waitflag)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	265 {
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	266 int success ;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	267
13210 ff243b0f16ee Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 13138 diff changeset	268 dprintf(("%ld: PyThread_acquire_lock(%p, %d) called\n", PyThread_get_thread_ident(),aLock, waitflag));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	269
35217 b86392f55b59 bug [ 1234979 ] Lock.acquire treats only 1 as True Georg Brandl <georg@python.org> parents: 29755 diff changeset	270 success = aLock && EnterNonRecursiveMutex((PNRMUTEX) aLock, (waitflag ? INFINITE : 0)) == WAIT_OBJECT_0 ;
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	271
13210 ff243b0f16ee Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 13138 diff changeset	272 dprintf(("%ld: PyThread_acquire_lock(%p, %d) -> %d\n", PyThread_get_thread_ident(),aLock, waitflag, success));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	273
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	274 return success;
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	275 }
1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	276
38673 a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	277 void
a19c20c5e5c7 Merge the rest of the trunk. Thomas Wouters <thomas@python.org> parents: 38453 diff changeset	278 PyThread_release_lock(PyThread_type_lock aLock)
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	279 {
13210 ff243b0f16ee Trent Mick <trentm@activestate.com>: Fred Drake <fdrake@acm.org> parents: 13138 diff changeset	280 dprintf(("%ld: PyThread_release_lock(%p) called\n", PyThread_get_thread_ident(),aLock));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	281
12584 cde4da18c4fa Fast NonRecursiveMutex support by Yakov Markovitch, markovitch@iso.ru, Guido van Rossum <guido@python.org> parents: 11673 diff changeset	282 if (!(aLock && LeaveNonRecursiveMutex((PNRMUTEX) aLock)))
41554 06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from Guido van Rossum <guido@python.org> parents: 39442 diff changeset	283 dprintf(("%ld: Could not PyThread_release_lock(%p) error: %ld\n", PyThread_get_thread_ident(), aLock, GetLastError()));
2152 1a52351a00b2 nt thread support Guido van Rossum <guido@python.org> parents: diff changeset	284 }
39442 654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	285
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	286 /* minimum/maximum thread stack sizes supported */
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	287 #define THREAD_MIN_STACKSIZE 0x8000 /* 32kB */
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	288 #define THREAD_MAX_STACKSIZE 0x10000000 /* 256MB */
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	289
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	290 /* set the thread stack size.
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	291 * Return 0 if size is valid, -1 otherwise.
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	292 */
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	293 static int
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	294 _pythread_nt_set_stacksize(size_t size)
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	295 {
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	296 /* set to default */
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	297 if (size == 0) {
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	298 _pythread_stacksize = 0;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	299 return 0;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	300 }
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	301
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	302 /* valid range? */
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	303 if (size >= THREAD_MIN_STACKSIZE && size < THREAD_MAX_STACKSIZE) {
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	304 _pythread_stacksize = size;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	305 return 0;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	306 }
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	307
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	308 return -1;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	309 }
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	310
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from Thomas Wouters <thomas@python.org> parents: 38673 diff changeset	311 #define THREAD_SET_STACKSIZE(x) _pythread_nt_set_stacksize(x)

Mercurial > cpython-lru_cache-weakref

annotate Python/thread_nt.h @ 50620:e987e0df8f48 3.0