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gerrit-public.fairphone.software / platform / external / python / cpython3 / babc83a27a6e692bbdaabd9aba7c65879d631dbc / . / Python / thread.c
blob: 819186cbb28557eeae7d4728b127f465c21986a3 [file] [log] [blame]
Guido van Rossum34679b71993-01-26 13:33:44 +0000[diff] [blame]1
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]2/* Thread package.
3 This is intended to be usable independently from Python.
4 The implementation for system foobar is in a file thread_foobar.h
5 which is included by this file dependent on config settings.
6 Stuff shared by all thread_*.h files is collected here. */
7
Martin v. Löwiscdc44512002-01-12 11:05:12 +0000[diff] [blame]8#include "Python.h"
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]9
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]10#ifndef DONT_HAVE_STDIO_H
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]11#include <stdio.h>
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]12#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]13
14#ifdef HAVE_STDLIB_H
15#include <stdlib.h>
16#else
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]17#ifdef Py_DEBUG
Thomas Woutersf70ef4f2000-07-22 18:47:25 +0000[diff] [blame]18extern char *getenv(const char *);
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]19#endif
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]20#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]21
Guido van Rossum64f91051997-05-22 20:41:59 +0000[diff] [blame]22#ifdef __DGUX
23#define _USING_POSIX4A_DRAFT6
24#endif
25
Guido van Rossumd11bfdd1997-04-29 21:48:34 +0000[diff] [blame]26#ifdef __sgi
27#ifndef HAVE_PTHREAD_H /* XXX Need to check in configure.in */
28#undef _POSIX_THREADS
29#endif
30#endif
31
Guido van Rossum49b56061998-10-01 20:42:43 +0000[diff] [blame]32#include "pythread.h"
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]33
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]34#ifndef _POSIX_THREADS
35
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]36#ifdef __sgi
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]37#define SGI_THREADS
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]38#endif
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]39
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]40#ifdef HAVE_THREAD_H
41#define SOLARIS_THREADS
42#endif
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]43
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]44#if defined(sun) && !defined(SOLARIS_THREADS)
45#define SUN_LWP
46#endif
47
Fred Drakea6c2eb52000-10-06 15:48:38 +0000[diff] [blame]48#if defined(__MWERKS__) && !defined(__BEOS__)
Guido van Rossum095249f2000-04-24 15:06:51 +0000[diff] [blame]49#define _POSIX_THREADS
50#endif
51
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]52#endif /* _POSIX_THREADS */
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]53
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]54
Guido van Rossum408027e1996-12-30 16:17:54 +0000[diff] [blame]55#ifdef Py_DEBUG
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]56static int thread_debug = 0;
Jeremy Hyltonbd232892002-06-25 19:26:34 +0000[diff] [blame]57#define dprintf(args) (void)((thread_debug & 1) && printf args)
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]58#define d2printf(args) ((thread_debug & 8) && printf args)
59#else
60#define dprintf(args)
61#define d2printf(args)
62#endif
63
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]64static int initialized;
65
Thomas Wouters8ec68fd2000-07-24 14:39:50 +0000[diff] [blame]66static void PyThread__init_thread(void); /* Forward */
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]67
Thomas Woutersf70ef4f2000-07-22 18:47:25 +0000[diff] [blame]68void PyThread_init_thread(void)
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]69{
Guido van Rossum408027e1996-12-30 16:17:54 +0000[diff] [blame]70#ifdef Py_DEBUG
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]71 char *p = getenv("THREADDEBUG");
72
73 if (p) {
74 if (*p)
75 thread_debug = atoi(p);
76 else
77 thread_debug = 1;
78 }
Guido van Rossum408027e1996-12-30 16:17:54 +0000[diff] [blame]79#endif /* Py_DEBUG */
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]80 if (initialized)
81 return;
82 initialized = 1;
Guido van Rossum65d5b571998-12-21 19:32:43 +0000[diff] [blame]83 dprintf(("PyThread_init_thread called\n"));
84 PyThread__init_thread();
Sjoerd Mullenderaee8bc11992-09-02 11:25:37 +0000[diff] [blame]85}
86
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]87#ifdef SGI_THREADS
88#include "thread_sgi.h"
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]89#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]90
91#ifdef SOLARIS_THREADS
92#include "thread_solaris.h"
93#endif
94
95#ifdef SUN_LWP
96#include "thread_lwp.h"
97#endif
98
Guido van Rossum9e8181b2000-09-19 00:46:46 +0000[diff] [blame]99#ifdef HAVE_PTH
Guido van Rossum07bd90e2000-05-08 13:41:38 +0000[diff] [blame]100#include "thread_pth.h"
Guido van Rossum9e8181b2000-09-19 00:46:46 +0000[diff] [blame]101#endif
102
Sjoerd Mullender66bca321993-12-03 16:54:45 +0000[diff] [blame]103#ifdef _POSIX_THREADS
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]104#include "thread_pthread.h"
Sjoerd Mullendere8934121993-01-13 12:08:48 +0000[diff] [blame]105#endif
Guido van Rossumf9f2e821992-08-17 08:59:08 +0000[diff] [blame]106
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]107#ifdef C_THREADS
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]108#include "thread_cthread.h"
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]109#endif
Guido van Rossumf9f2e821992-08-17 08:59:08 +0000[diff] [blame]110
Guido van Rossumc3f82b61995-01-17 16:29:31 +0000[diff] [blame]111#ifdef NT_THREADS
112#include "thread_nt.h"
113#endif
114
Guido van Rossum8e9ebfd1997-11-22 21:53:48 +0000[diff] [blame]115#ifdef OS2_THREADS
116#include "thread_os2.h"
117#endif
118
Guido van Rossum1a8791e1998-08-04 22:46:29 +0000[diff] [blame]119#ifdef BEOS_THREADS
120#include "thread_beos.h"
121#endif
122
Guido van Rossum2571cc81999-04-07 16:07:23 +0000[diff] [blame]123#ifdef WINCE_THREADS
124#include "thread_wince.h"
125#endif
126
Martin v. Löwis7d1cd692002-03-09 12:10:54 +0000[diff] [blame]127#ifdef PLAN9_THREADS
128#include "thread_plan9.h"
129#endif
130
Martin v. Löwisf90ae202002-06-11 06:22:31 +0000[diff] [blame]131#ifdef ATHEOS_THREADS
132#include "thread_atheos.h"
133#endif
134
Guido van Rossumf9f2e821992-08-17 08:59:08 +0000[diff] [blame]135/*
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]136#ifdef FOOBAR_THREADS
137#include "thread_foobar.h"
Guido van Rossum1984f1e1992-08-04 12:41:02 +0000[diff] [blame]138#endif
Guido van Rossum1d5735e1994-08-30 08:27:36 +0000[diff] [blame]139*/