Mercurial > sdl-ios-xcode
annotate src/thread/win32/SDL_systhread.c @ 4159:a1b03ba2fcd0 SDL-1.2
Updated copyright date
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Mon, 08 Dec 2008 00:25:42 +0000 |
parents | 290b5baf2fca |
children | eada7e321df6 |
rev | line source |
---|---|
0 | 1 /* |
2 SDL - Simple DirectMedia Layer | |
4159 | 3 Copyright (C) 1997-2009 Sam Lantinga |
0 | 4 |
5 This library is free software; you can redistribute it and/or | |
1312
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
1251
diff
changeset
|
6 modify it under the terms of the GNU Lesser General Public |
0 | 7 License as published by the Free Software Foundation; either |
1312
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
1251
diff
changeset
|
8 version 2.1 of the License, or (at your option) any later version. |
0 | 9 |
10 This library is distributed in the hope that it will be useful, | |
11 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
1312
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
1251
diff
changeset
|
13 Lesser General Public License for more details. |
0 | 14 |
1312
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
1251
diff
changeset
|
15 You should have received a copy of the GNU Lesser General Public |
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
1251
diff
changeset
|
16 License along with this library; if not, write to the Free Software |
c9b51268668f
Updated copyright information and removed rcs id lines (problematic in branch merges)
Sam Lantinga <slouken@libsdl.org>
parents:
1251
diff
changeset
|
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
0 | 18 |
19 Sam Lantinga | |
252
e8157fcb3114
Updated the source with the correct e-mail address
Sam Lantinga <slouken@libsdl.org>
parents:
0
diff
changeset
|
20 slouken@libsdl.org |
0 | 21 */ |
1402
d910939febfa
Use consistent identifiers for the various platforms we support.
Sam Lantinga <slouken@libsdl.org>
parents:
1361
diff
changeset
|
22 #include "SDL_config.h" |
0 | 23 |
24 /* Win32 thread management routines for SDL */ | |
25 | |
1433
bb6839704ed6
SDL_windows.h is no longer necessary
Sam Lantinga <slouken@libsdl.org>
parents:
1402
diff
changeset
|
26 #define WIN32_LEAN_AND_MEAN |
bb6839704ed6
SDL_windows.h is no longer necessary
Sam Lantinga <slouken@libsdl.org>
parents:
1402
diff
changeset
|
27 #include <windows.h> |
0 | 28 |
29 #include "SDL_thread.h" | |
1361
19418e4422cb
New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
1358
diff
changeset
|
30 #include "../SDL_thread_c.h" |
19418e4422cb
New configure-based build system. Still work in progress, but much improved
Sam Lantinga <slouken@libsdl.org>
parents:
1358
diff
changeset
|
31 #include "../SDL_systhread.h" |
0 | 32 |
1471
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
33 #ifndef SDL_PASSED_BEGINTHREAD_ENDTHREAD |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
34 #ifndef _WIN32_WCE |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
35 /* We'll use the C library from this DLL */ |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
36 #include <process.h> |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
37 #endif |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
38 |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
39 #if __GNUC__ |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
40 typedef unsigned long (__cdecl *pfnSDL_CurrentBeginThread) (void *, unsigned, |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
41 unsigned (__stdcall *func)(void *), void *arg, |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
42 unsigned, unsigned *threadID); |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
43 typedef void (__cdecl *pfnSDL_CurrentEndThread)(unsigned code); |
1769 | 44 #elif defined(__WATCOMC__) |
45 /* This is for Watcom targets except OS2 */ | |
46 #if __WATCOMC__ < 1240 | |
47 #define __watcall | |
48 #endif | |
49 typedef unsigned long (__watcall *pfnSDL_CurrentBeginThread) (void *, unsigned, | |
50 unsigned (__stdcall *func)(void *), void *arg, | |
51 unsigned, unsigned *threadID); | |
52 typedef void (__watcall *pfnSDL_CurrentEndThread)(unsigned code); | |
1471
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
53 #else |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
54 typedef uintptr_t (__cdecl *pfnSDL_CurrentBeginThread) (void *, unsigned, |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
55 unsigned (__stdcall *func)(void *), void *arg, |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
56 unsigned, unsigned *threadID); |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
57 typedef void (__cdecl *pfnSDL_CurrentEndThread)(unsigned code); |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
58 #endif |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
59 #endif /* !SDL_PASSED_BEGINTHREAD_ENDTHREAD */ |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
60 |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
61 |
1330
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
62 typedef struct ThreadStartParms |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
63 { |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
64 void *args; |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
65 pfnSDL_CurrentEndThread pfnCurrentEndThread; |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
66 } tThreadStartParms, *pThreadStartParms; |
0 | 67 |
1225
09bc22169702
Windows should use _beginthreadex() instead of CreateThread(), to avoid a
Ryan C. Gordon <icculus@icculus.org>
parents:
769
diff
changeset
|
68 static unsigned __stdcall RunThread(void *data) |
0 | 69 { |
1330
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
70 pThreadStartParms pThreadParms = (pThreadStartParms)data; |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
71 pfnSDL_CurrentEndThread pfnCurrentEndThread = NULL; |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
72 |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
73 // Call the thread function! |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
74 SDL_RunThread(pThreadParms->args); |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
75 |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
76 // Get the current endthread we have to use! |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
77 if (pThreadParms) |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
78 { |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
79 pfnCurrentEndThread = pThreadParms->pfnCurrentEndThread; |
1336
3692456e7b0f
Use SDL_ prefixed versions of C library functions.
Sam Lantinga <slouken@libsdl.org>
parents:
1330
diff
changeset
|
80 SDL_free(pThreadParms); |
1330
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
81 } |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
82 // Call endthread! |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
83 if (pfnCurrentEndThread) |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
84 (*pfnCurrentEndThread)(0); |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
85 return(0); |
0 | 86 } |
87 | |
1471
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
88 #ifdef SDL_PASSED_BEGINTHREAD_ENDTHREAD |
1330
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
89 int SDL_SYS_CreateThread(SDL_Thread *thread, void *args, pfnSDL_CurrentBeginThread pfnBeginThread, pfnSDL_CurrentEndThread pfnEndThread) |
0 | 90 { |
1471
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
91 #else |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
92 int SDL_SYS_CreateThread(SDL_Thread *thread, void *args) |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
93 { |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
94 #ifdef _WIN32_WCE |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
95 pfnSDL_CurrentBeginThread pfnBeginThread = NULL; |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
96 pfnSDL_CurrentEndThread pfnEndThread = NULL; |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
97 #else |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
98 pfnSDL_CurrentBeginThread pfnBeginThread = _beginthreadex; |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
99 pfnSDL_CurrentEndThread pfnEndThread = _endthreadex; |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
100 #endif |
9fb0eee04dd9
Enabled libc support on Win32, so we don't break binary compatibility in 1.2
Sam Lantinga <slouken@libsdl.org>
parents:
1470
diff
changeset
|
101 #endif /* SDL_PASSED_BEGINTHREAD_ENDTHREAD */ |
1225
09bc22169702
Windows should use _beginthreadex() instead of CreateThread(), to avoid a
Ryan C. Gordon <icculus@icculus.org>
parents:
769
diff
changeset
|
102 unsigned threadid; |
1470
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
103 pThreadStartParms pThreadParms = (pThreadStartParms)SDL_malloc(sizeof(tThreadStartParms)); |
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
104 if (!pThreadParms) { |
1330
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
105 SDL_OutOfMemory(); |
1470
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
106 return(-1); |
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
107 } |
0 | 108 |
1470
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
109 // Save the function which we will have to call to clear the RTL of calling app! |
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
110 pThreadParms->pfnCurrentEndThread = pfnEndThread; |
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
111 // Also save the real parameters we have to pass to thread function |
d47d96962fcc
Fixed declarations to match mingw includes
Sam Lantinga <slouken@libsdl.org>
parents:
1433
diff
changeset
|
112 pThreadParms->args = args; |
1330
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
113 |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
114 if (pfnBeginThread) { |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
115 thread->handle = (SYS_ThreadHandle) pfnBeginThread(NULL, 0, RunThread, |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
116 pThreadParms, 0, &threadid); |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
117 } else { |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
118 thread->handle = CreateThread(NULL, 0, RunThread, pThreadParms, 0, &threadid); |
450721ad5436
It's now possible to build SDL without any C runtime at all on Windows,
Sam Lantinga <slouken@libsdl.org>
parents:
1312
diff
changeset
|
119 } |
0 | 120 if (thread->handle == NULL) { |
121 SDL_SetError("Not enough resources to create thread"); | |
122 return(-1); | |
123 } | |
124 return(0); | |
125 } | |
126 | |
127 void SDL_SYS_SetupThread(void) | |
128 { | |
129 return; | |
130 } | |
131 | |
132 Uint32 SDL_ThreadID(void) | |
133 { | |
134 return((Uint32)GetCurrentThreadId()); | |
135 } | |
136 | |
137 void SDL_SYS_WaitThread(SDL_Thread *thread) | |
138 { | |
139 WaitForSingleObject(thread->handle, INFINITE); | |
140 CloseHandle(thread->handle); | |
141 } | |
142 | |
143 /* WARNING: This function is really a last resort. | |
144 * Threads should be signaled and then exit by themselves. | |
145 * TerminateThread() doesn't perform stack and DLL cleanup. | |
146 */ | |
147 void SDL_SYS_KillThread(SDL_Thread *thread) | |
148 { | |
149 TerminateThread(thread->handle, FALSE); | |
150 } |