AuroraOpenALSoft/Alc/alcThread.c
Chris Robinson 2af5498804 Define _WIN32_WINNT to 0x0500 when including windows.h
VC7 appears to require that value, or higher, set and fails otherwise
2008-03-01 01:39:42 -08:00

126 lines
2.5 KiB
C

/**
* 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 "config.h"
#include <stdlib.h>
#include "alMain.h"
#include "alThunk.h"
#ifdef _WIN32
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