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comparison src/thread/win32/SDL_systhread.c @ 0:74212992fb08

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Initial revision
author Sam Lantinga <slouken@lokigames.com>
date Thu, 26 Apr 2001 16:45:43 +0000
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children e8157fcb3114
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-1:000000000000 0:74212992fb08
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
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
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public
16 License along with this library; if not, write to the Free
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18
19 Sam Lantinga
20 slouken@devolution.com
21 */
22
23 #ifdef SAVE_RCSID
24 static char rcsid =
25 "@(#) $Id$";
26 #endif
27
28 /* Win32 thread management routines for SDL */
29
30 #include <stdio.h>
31 #include <stdlib.h>
32 #include <windows.h>
33
34 #include "SDL_error.h"
35 #include "SDL_thread.h"
36 #include "SDL_systhread.h"
37
38
39 static DWORD WINAPI RunThread(LPVOID data)
40 {
41 SDL_RunThread(data);
42 return(0);
43 }
44
45 int SDL_SYS_CreateThread(SDL_Thread *thread, void *args)
46 {
47 DWORD threadnum;
48
49 thread->handle = CreateThread(NULL, 0, RunThread, args, 0, &threadnum);
50 if (thread->handle == NULL) {
51 SDL_SetError("Not enough resources to create thread");
52 return(-1);
53 }
54 return(0);
55 }
56
57 void SDL_SYS_SetupThread(void)
58 {
59 return;
60 }
61
62 Uint32 SDL_ThreadID(void)
63 {
64 return((Uint32)GetCurrentThreadId());
65 }
66
67 void SDL_SYS_WaitThread(SDL_Thread *thread)
68 {
69 WaitForSingleObject(thread->handle, INFINITE);
70 CloseHandle(thread->handle);
71 }
72
73 /* WARNING: This function is really a last resort.
74 * Threads should be signaled and then exit by themselves.
75 * TerminateThread() doesn't perform stack and DLL cleanup.
76 */
77 void SDL_SYS_KillThread(SDL_Thread *thread)
78 {
79 TerminateThread(thread->handle, FALSE);
80 }