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_settype(&attr, PTHREAD_MUTEX_RECURSIVE);
35 pthread_mutex_init(mutexp, &attr);
37 pthread_mutex_init(mutexp, NULL);
42 void _Thread_DestroyMutex(void *mutex, const char *filename, int fileline)
44 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
46 Sys_PrintfToTerminal("%p mutex destroy %s:%i\n", mutex, filename, fileline);
48 pthread_mutex_destroy(mutexp);
52 int _Thread_LockMutex(void *mutex, const char *filename, int fileline)
54 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
56 Sys_PrintfToTerminal("%p mutex lock %s:%i\n" , mutex, filename, fileline);
58 return pthread_mutex_lock(mutexp);
61 int _Thread_UnlockMutex(void *mutex, const char *filename, int fileline)
63 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
65 Sys_PrintfToTerminal("%p mutex unlock %s:%i\n" , mutex, filename, fileline);
67 return pthread_mutex_unlock(mutexp);
70 void *_Thread_CreateCond(const char *filename, int fileline)
72 pthread_cond_t *condp = (pthread_cond_t *) Z_Malloc(sizeof(pthread_cond_t));
73 pthread_cond_init(condp, NULL);
75 Sys_PrintfToTerminal("%p cond create %s:%i\n" , condp, filename, fileline);
80 void _Thread_DestroyCond(void *cond, const char *filename, int fileline)
82 pthread_cond_t *condp = (pthread_cond_t *) cond;
84 Sys_PrintfToTerminal("%p cond destroy %s:%i\n" , cond, filename, fileline);
86 pthread_cond_destroy(condp);
90 int _Thread_CondSignal(void *cond, const char *filename, int fileline)
92 pthread_cond_t *condp = (pthread_cond_t *) cond;
94 Sys_PrintfToTerminal("%p cond signal %s:%i\n" , cond, filename, fileline);
96 return pthread_cond_signal(condp);
99 int _Thread_CondBroadcast(void *cond, const char *filename, int fileline)
101 pthread_cond_t *condp = (pthread_cond_t *) cond;
103 Sys_PrintfToTerminal("%p cond broadcast %s:%i\n" , cond, filename, fileline);
105 return pthread_cond_broadcast(condp);
108 int _Thread_CondWait(void *cond, void *mutex, const char *filename, int fileline)
110 pthread_cond_t *condp = (pthread_cond_t *) cond;
111 pthread_mutex_t *mutexp = (pthread_mutex_t *) mutex;
113 Sys_PrintfToTerminal("%p cond wait %s:%i\n" , cond, filename, fileline);
115 return pthread_cond_wait(condp, mutexp);
118 void *_Thread_CreateThread(int (*fn)(void *), void *data, const char *filename, int fileline)
120 pthread_t *threadp = (pthread_t *) Z_Malloc(sizeof(pthread_t));
122 Sys_PrintfToTerminal("%p thread create %s:%i\n" , threadp, filename, fileline);
124 int r = pthread_create(threadp, NULL, (void * (*) (void *)) fn, data);
133 int _Thread_WaitThread(void *thread, int retval, const char *filename, int fileline)
135 pthread_t *threadp = (pthread_t *) thread;
136 void *status = (void *) (intptr_t) retval;
138 Sys_PrintfToTerminal("%p thread wait %s:%i\n" , thread, filename, fileline);
140 pthread_join(*threadp, &status);
142 return (int) (intptr_t) status;
145 #ifdef PTHREAD_BARRIER_SERIAL_THREAD
146 void *_Thread_CreateBarrier(unsigned int count, const char *filename, int fileline)
148 pthread_barrier_t *b = (pthread_barrier_t *) Z_Malloc(sizeof(pthread_barrier_t));
150 Sys_PrintfToTerminal("%p barrier create(%d) %s:%i\n", b, count, filename, fileline);
152 pthread_barrier_init(b, NULL, count);
156 void _Thread_DestroyBarrier(void *barrier, const char *filename, int fileline)
158 pthread_barrier_t *b = (pthread_barrier_t *) barrier;
160 Sys_PrintfToTerminal("%p barrier destroy %s:%i\n", b, filename, fileline);
162 pthread_barrier_destroy(b);
165 void _Thread_WaitBarrier(void *barrier, const char *filename, int fileline)
167 pthread_barrier_t *b = (pthread_barrier_t *) barrier;
169 Sys_PrintfToTerminal("%p barrier wait %s:%i\n", b, filename, fileline);
171 pthread_barrier_wait(b);
174 // standard barrier implementation using conds and mutexes
175 // see: http://www.howforge.com/implementing-barrier-in-pthreads
183 void *_Thread_CreateBarrier(unsigned int count, const char *filename, int fileline)
185 volatile barrier_t *b = (volatile barrier_t *) Z_Malloc(sizeof(barrier_t));
187 Sys_PrintfToTerminal("%p barrier create(%d) %s:%i\n", b, count, filename, fileline);
191 b->mutex = Thread_CreateMutex();
192 b->cond = Thread_CreateCond();
196 void _Thread_DestroyBarrier(void *barrier, const char *filename, int fileline)
198 volatile barrier_t *b = (volatile barrier_t *) barrier;
200 Sys_PrintfToTerminal("%p barrier destroy %s:%i\n", b, filename, fileline);
202 Thread_DestroyMutex(b->mutex);
203 Thread_DestroyCond(b->cond);
206 void _Thread_WaitBarrier(void *barrier, const char *filename, int fileline)
208 volatile barrier_t *b = (volatile barrier_t *) barrier;
210 Sys_PrintfToTerminal("%p barrier wait %s:%i\n", b, filename, fileline);
212 Thread_LockMutex(b->mutex);
214 if (b->called == b->needed) {
216 Thread_CondBroadcast(b->cond);
219 Thread_CondWait(b->cond, b->mutex);
222 Thread_UnlockMutex(b->mutex);