diff options
author | Chris Robinson <[email protected]> | 2007-11-13 18:02:18 -0800 |
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committer | Chris Robinson <[email protected]> | 2007-11-13 18:02:18 -0800 |
commit | ae5f4e9a742b07e004b330c04a72fac4457c9b58 (patch) | |
tree | d1d5c9fadd918d9346fb871033f60e8c91600a63 /Alc/alcThread.c |
Initial import
Diffstat (limited to 'Alc/alcThread.c')
-rw-r--r-- | Alc/alcThread.c | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/Alc/alcThread.c b/Alc/alcThread.c new file mode 100644 index 00000000..6752f702 --- /dev/null +++ b/Alc/alcThread.c @@ -0,0 +1,125 @@ +/** + * OpenAL cross platform audio library + * Copyright (C) 1999-2007 by authors. + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + * Or go to http://www.gnu.org/copyleft/lgpl.html + */ + +#include <stdlib.h> + +#include "alMain.h" +#include "alThunk.h" + + +#ifdef _WIN32 + +#include <windows.h> + +typedef struct { + ALuint (*func)(ALvoid*); + ALvoid *ptr; + HANDLE thread; +} ThreadInfo; + +static DWORD CALLBACK StarterFunc(void *ptr) +{ + ThreadInfo *inf = (ThreadInfo*)ptr; + ALint ret; + + ret = inf->func(inf->ptr); + ExitThread((DWORD)ret); + + return (DWORD)ret; +} + +ALvoid *StartThread(ALuint (*func)(ALvoid*), ALvoid *ptr) +{ + ThreadInfo *inf = malloc(sizeof(ThreadInfo)); + if(!inf) return 0; + + inf->func = func; + inf->ptr = ptr; + + inf->thread = CreateThread(NULL, 0, StarterFunc, inf, 0, NULL); + if(!inf->thread) + { + free(inf); + return NULL; + } + + return inf; +} + +ALuint StopThread(ALvoid *thread) +{ + ThreadInfo *inf = thread; + DWORD ret = 0; + + WaitForSingleObject(inf->thread, INFINITE); + GetExitCodeThread(inf->thread, &ret); + + free(inf); + + return (ALuint)ret; +} + +#else + +#include <pthread.h> + +typedef struct { + ALuint (*func)(ALvoid*); + ALvoid *ptr; + pthread_t thread; +} ThreadInfo; + +static void *StarterFunc(void *ptr) +{ + ThreadInfo *inf = (ThreadInfo*)ptr; + ALint ret; + + ret = inf->func(inf->ptr); + return (void*)ret; +} + +ALvoid *StartThread(ALuint (*func)(ALvoid*), ALvoid *ptr) +{ + ThreadInfo *inf = malloc(sizeof(ThreadInfo)); + if(!inf) return 0; + + inf->func = func; + inf->ptr = ptr; + if(pthread_create(&inf->thread, NULL, StarterFunc, inf) != 0) + { + free(inf); + return NULL; + } + + return inf; +} + +ALuint StopThread(ALvoid *thread) +{ + ThreadInfo *inf = thread; + void *ret; + + pthread_join(inf->thread, &ret); + free(inf); + + return (ALuint)ret; +} + +#endif |