mirror of
https://github.com/DrBeef/ioq3quest.git
synced 2024-11-25 21:41:35 +00:00
197 lines
3.6 KiB
C
197 lines
3.6 KiB
C
/*
|
|
===========================================================================
|
|
Copyright (C) 1999-2005 Id Software, Inc.
|
|
|
|
This file is part of Quake III Arena source code.
|
|
|
|
Quake III Arena source code is free software; you can redistribute it
|
|
and/or modify it under the terms of the GNU General Public License as
|
|
published by the Free Software Foundation; either version 2 of the License,
|
|
or (at your option) any later version.
|
|
|
|
Quake III Arena source code 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with Foobar; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
===========================================================================
|
|
*/
|
|
|
|
#include "cmdlib.h"
|
|
#include "threads.h"
|
|
#include "mutex.h"
|
|
|
|
/*
|
|
===================================================================
|
|
|
|
WIN32
|
|
|
|
===================================================================
|
|
*/
|
|
#ifdef WIN32
|
|
|
|
#define USED
|
|
|
|
#include <windows.h>
|
|
|
|
void MutexLock (mutex_t *m)
|
|
{
|
|
CRITICAL_SECTION *crit;
|
|
|
|
if (!m)
|
|
return;
|
|
crit = (CRITICAL_SECTION *) m;
|
|
EnterCriticalSection (crit);
|
|
}
|
|
|
|
void MutexUnlock (mutex_t *m)
|
|
{
|
|
CRITICAL_SECTION *crit;
|
|
|
|
if (!m)
|
|
return;
|
|
crit = (CRITICAL_SECTION *) m;
|
|
LeaveCriticalSection (crit);
|
|
}
|
|
|
|
mutex_t *MutexAlloc(void)
|
|
{
|
|
CRITICAL_SECTION *crit;
|
|
|
|
if (numthreads == 1)
|
|
return NULL;
|
|
crit = (CRITICAL_SECTION *) malloc(sizeof(CRITICAL_SECTION));
|
|
InitializeCriticalSection (crit);
|
|
return (void *) crit;
|
|
}
|
|
|
|
#endif
|
|
|
|
/*
|
|
===================================================================
|
|
|
|
OSF1
|
|
|
|
===================================================================
|
|
*/
|
|
|
|
#ifdef __osf__
|
|
#define USED
|
|
|
|
#include <pthread.h>
|
|
|
|
void MutexLock (mutex_t *m)
|
|
{
|
|
pthread_mutex_t *my_mutex;
|
|
|
|
if (!m)
|
|
return;
|
|
my_mutex = (pthread_mutex_t *) m;
|
|
pthread_mutex_lock (my_mutex);
|
|
}
|
|
|
|
void MutexUnlock (mutex_t *m)
|
|
{
|
|
pthread_mutex_t *my_mutex;
|
|
|
|
if (!m)
|
|
return;
|
|
my_mutex = (pthread_mutex_t *) m;
|
|
pthread_mutex_unlock (my_mutex);
|
|
}
|
|
|
|
mutex_t *MutexAlloc(void)
|
|
{
|
|
pthread_mutex_t *my_mutex;
|
|
pthread_mutexattr_t mattrib;
|
|
|
|
if (numthreads == 1)
|
|
return NULL;
|
|
my_mutex = malloc (sizeof(*my_mutex));
|
|
if (pthread_mutexattr_create (&mattrib) == -1)
|
|
Error ("pthread_mutex_attr_create failed");
|
|
if (pthread_mutexattr_setkind_np (&mattrib, MUTEX_FAST_NP) == -1)
|
|
Error ("pthread_mutexattr_setkind_np failed");
|
|
if (pthread_mutex_init (my_mutex, mattrib) == -1)
|
|
Error ("pthread_mutex_init failed");
|
|
return (void *) my_mutex;
|
|
}
|
|
|
|
#endif
|
|
|
|
/*
|
|
===================================================================
|
|
|
|
IRIX
|
|
|
|
===================================================================
|
|
*/
|
|
|
|
#ifdef _MIPS_ISA
|
|
#define USED
|
|
|
|
#include <task.h>
|
|
#include <abi_mutex.h>
|
|
#include <sys/types.h>
|
|
#include <sys/prctl.h>
|
|
|
|
void MutexLock (mutex_t *m)
|
|
{
|
|
abilock_t *lck;
|
|
|
|
if (!m)
|
|
return;
|
|
lck = (abilock_t *) m;
|
|
spin_lock (lck);
|
|
}
|
|
|
|
void MutexUnlock (mutex_t *m)
|
|
{
|
|
abilock_t *lck;
|
|
|
|
if (!m)
|
|
return;
|
|
lck = (abilock_t *) m;
|
|
release_lock (lck);
|
|
}
|
|
|
|
mutex_t *MutexAlloc(void)
|
|
{
|
|
abilock_t *lck;
|
|
|
|
if (numthreads == 1)
|
|
return NULL;
|
|
lck = (abilock_t *) malloc(sizeof(abilock_t));
|
|
init_lock (lck);
|
|
return (void *) lck;
|
|
}
|
|
|
|
#endif
|
|
|
|
/*
|
|
=======================================================================
|
|
|
|
SINGLE THREAD
|
|
|
|
=======================================================================
|
|
*/
|
|
|
|
#ifndef USED
|
|
|
|
void MutexLock (mutex_t *m)
|
|
{
|
|
}
|
|
|
|
void MutexUnlock (mutex_t *m)
|
|
{
|
|
}
|
|
|
|
mutex_t *MutexAlloc(void)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
#endif
|