15 void Thread_Shutdown(void)
19 qboolean Thread_HasThreads(void)
24 void *_Thread_CreateMutex(const char *filename, int fileline)
26 #ifdef THREADRECURSIVE
27 pthread_mutexattr_t attr;
29 pthread_mutex_t *mutexp = (pthread_mutex_t *) Z_Malloc(sizeof(pthread_mutex_t));
31 Sys_PrintfToTerminal("%p mutex create %s:%i\n" , mutexp, filename, fileline);
33 #ifdef THREADRECURSIVE
34 pthread_mutexattr_init(&attr);
35 pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
36 pthread_mutex_init(mutexp, &attr);
37 pthread_mutexattr_destroy(&attr);
39 pthread_mutex_init(mutexp, NULL);
44 void _Thread_DestroyMutex(void *mutex, const char *filename, int fileline)
46 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
48 Sys_PrintfToTerminal("%p mutex destroy %s:%i\n", mutex, filename, fileline);
50 pthread_mutex_destroy(mutexp);
54 int _Thread_LockMutex(void *mutex, const char *filename, int fileline)
56 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
58 Sys_PrintfToTerminal("%p mutex lock %s:%i\n" , mutex, filename, fileline);
60 return pthread_mutex_lock(mutexp);
63 int _Thread_UnlockMutex(void *mutex, const char *filename, int fileline)
65 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
67 Sys_PrintfToTerminal("%p mutex unlock %s:%i\n" , mutex, filename, fileline);
69 return pthread_mutex_unlock(mutexp);
72 void *_Thread_CreateCond(const char *filename, int fileline)
74 pthread_cond_t *condp = (pthread_cond_t *) Z_Malloc(sizeof(pthread_cond_t));
75 pthread_cond_init(condp, NULL);
77 Sys_PrintfToTerminal("%p cond create %s:%i\n" , condp, filename, fileline);
82 void _Thread_DestroyCond(void *cond, const char *filename, int fileline)
84 pthread_cond_t *condp = (pthread_cond_t *) cond;
86 Sys_PrintfToTerminal("%p cond destroy %s:%i\n" , cond, filename, fileline);
88 pthread_cond_destroy(condp);
92 int _Thread_CondSignal(void *cond, const char *filename, int fileline)
94 pthread_cond_t *condp = (pthread_cond_t *) cond;
96 Sys_PrintfToTerminal("%p cond signal %s:%i\n" , cond, filename, fileline);
98 return pthread_cond_signal(condp);
101 int _Thread_CondBroadcast(void *cond, const char *filename, int fileline)
103 pthread_cond_t *condp = (pthread_cond_t *) cond;
105 Sys_PrintfToTerminal("%p cond broadcast %s:%i\n" , cond, filename, fileline);
107 return pthread_cond_broadcast(condp);
110 int _Thread_CondWait(void *cond, void *mutex, const char *filename, int fileline)
112 pthread_cond_t *condp = (pthread_cond_t *) cond;
113 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
115 Sys_PrintfToTerminal("%p cond wait %s:%i\n" , cond, filename, fileline);
117 return pthread_cond_wait(condp, mutexp);
120 void *_Thread_CreateThread(int (*fn)(void *), void *data, const char *filename, int fileline)
122 pthread_t *threadp = (pthread_t *) Z_Malloc(sizeof(pthread_t));
124 Sys_PrintfToTerminal("%p thread create %s:%i\n" , threadp, filename, fileline);
126 int r = pthread_create(threadp, NULL, (void * (*) (void *)) fn, data);
135 int _Thread_WaitThread(void *thread, int retval, const char *filename, int fileline)
137 pthread_t *threadp = (pthread_t *) thread;
138 void *status = (void *) (intptr_t) retval;
140 Sys_PrintfToTerminal("%p thread wait %s:%i\n" , thread, filename, fileline);
142 pthread_join(*threadp, &status);
144 return (int) (intptr_t) status;
147 #ifdef PTHREAD_BARRIER_SERIAL_THREAD
148 void *_Thread_CreateBarrier(unsigned int count, const char *filename, int fileline)
150 pthread_barrier_t *b = (pthread_barrier_t *) Z_Malloc(sizeof(pthread_barrier_t));
152 Sys_PrintfToTerminal("%p barrier create(%d) %s:%i\n", b, count, filename, fileline);
154 pthread_barrier_init(b, NULL, count);
158 void _Thread_DestroyBarrier(void *barrier, const char *filename, int fileline)
160 pthread_barrier_t *b = (pthread_barrier_t *) barrier;
162 Sys_PrintfToTerminal("%p barrier destroy %s:%i\n", b, filename, fileline);
164 pthread_barrier_destroy(b);
167 void _Thread_WaitBarrier(void *barrier, const char *filename, int fileline)
169 pthread_barrier_t *b = (pthread_barrier_t *) barrier;
171 Sys_PrintfToTerminal("%p barrier wait %s:%i\n", b, filename, fileline);
173 pthread_barrier_wait(b);
176 // standard barrier implementation using conds and mutexes
177 // see: http://www.howforge.com/implementing-barrier-in-pthreads
185 void *_Thread_CreateBarrier(unsigned int count, const char *filename, int fileline)
187 volatile barrier_t *b = (volatile barrier_t *) Z_Malloc(sizeof(barrier_t));
189 Sys_PrintfToTerminal("%p barrier create(%d) %s:%i\n", b, count, filename, fileline);
193 b->mutex = Thread_CreateMutex();
194 b->cond = Thread_CreateCond();
198 void _Thread_DestroyBarrier(void *barrier, const char *filename, int fileline)
200 volatile barrier_t *b = (volatile barrier_t *) barrier;
202 Sys_PrintfToTerminal("%p barrier destroy %s:%i\n", b, filename, fileline);
204 Thread_DestroyMutex(b->mutex);
205 Thread_DestroyCond(b->cond);
208 void _Thread_WaitBarrier(void *barrier, const char *filename, int fileline)
210 volatile barrier_t *b = (volatile barrier_t *) barrier;
212 Sys_PrintfToTerminal("%p barrier wait %s:%i\n", b, filename, fileline);
214 Thread_LockMutex(b->mutex);
216 if (b->called == b->needed) {
218 Thread_CondBroadcast(b->cond);
221 Thread_CondWait(b->cond, b->mutex);
224 Thread_UnlockMutex(b->mutex);