diff options
| -rw-r--r-- | src/mesa/glapi/glapi.c | 61 |
1 files changed, 33 insertions, 28 deletions
diff --git a/src/mesa/glapi/glapi.c b/src/mesa/glapi/glapi.c index 5c4a3945275..fe523073ca4 100644 --- a/src/mesa/glapi/glapi.c +++ b/src/mesa/glapi/glapi.c @@ -105,24 +105,17 @@ PUBLIC __thread void * _glapi_tls_Context __attribute__((tls_model("initial-exec"))); PUBLIC const struct _glapi_table *_glapi_Dispatch = NULL; + PUBLIC const void *_glapi_Context = NULL; #else #if defined(THREADS) -#ifdef WIN32_THREADS -/* _glthread_DECLARE_STATIC_MUTEX is broken on windows. There will be race! */ -#define CHECK_MULTITHREAD_LOCK() -#define CHECK_MULTITHREAD_UNLOCK() -#else -_glthread_DECLARE_STATIC_MUTEX(ThreadCheckMutex); -#define CHECK_MULTITHREAD_LOCK() _glthread_LOCK_MUTEX(ThreadCheckMutex) -#define CHECK_MULTITHREAD_UNLOCK() _glthread_UNLOCK_MUTEX(ThreadCheckMutex) -#endif - static GLboolean ThreadSafe = GL_FALSE; /**< In thread-safe mode? */ + _glthread_TSD _gl_DispatchTSD; /**< Per-thread dispatch pointer */ + static _glthread_TSD ContextTSD; /**< Per-thread context pointer */ #if defined(WIN32_THREADS) @@ -136,8 +129,8 @@ void FreeAllTSD(void) #endif /* defined(THREADS) */ -PUBLIC struct _glapi_table *_glapi_Dispatch = - (struct _glapi_table *) __glapi_noop_table; +PUBLIC struct _glapi_table *_glapi_Dispatch = (struct _glapi_table *) __glapi_noop_table; + PUBLIC void *_glapi_Context = NULL; #endif /* defined(GLX_USE_TLS) */ @@ -145,6 +138,20 @@ PUBLIC void *_glapi_Context = NULL; +#if defined(THREADS) && !defined(GLX_USE_TLS) + +/** + * Mutex for multithread check. + */ +#ifdef WIN32_THREADS +/* _glthread_DECLARE_STATIC_MUTEX is broken on windows. There will be race! */ +#define CHECK_MULTITHREAD_LOCK() +#define CHECK_MULTITHREAD_UNLOCK() +#else +_glthread_DECLARE_STATIC_MUTEX(ThreadCheckMutex); +#define CHECK_MULTITHREAD_LOCK() _glthread_LOCK_MUTEX(ThreadCheckMutex) +#define CHECK_MULTITHREAD_UNLOCK() _glthread_UNLOCK_MUTEX(ThreadCheckMutex) +#endif /** * We should call this periodically from a function such as glXMakeCurrent @@ -153,7 +160,6 @@ PUBLIC void *_glapi_Context = NULL; PUBLIC void _glapi_check_multithread(void) { -#if defined(THREADS) && !defined(GLX_USE_TLS) static unsigned long knownID; static GLboolean firstCall = GL_TRUE; @@ -175,9 +181,15 @@ _glapi_check_multithread(void) _glapi_set_context(NULL); } CHECK_MULTITHREAD_UNLOCK(); -#endif } +#else + +PUBLIC void +_glapi_check_multithread(void) { } + +#endif + /** @@ -211,12 +223,7 @@ _glapi_get_context(void) #if defined(GLX_USE_TLS) return _glapi_tls_Context; #elif defined(THREADS) - if (ThreadSafe) { - return _glthread_GetTSD(&ContextTSD); - } - else { - return _glapi_Context; - } + return (ThreadSafe) ? _glthread_GetTSD(&ContextTSD) : _glapi_Context; #else return _glapi_Context; #endif @@ -234,7 +241,7 @@ _glapi_set_dispatch(struct _glapi_table *dispatch) { init_glapi_relocs_once(); - if (!dispatch) { + if (dispatch == NULL) { /* use the no-op functions */ dispatch = (struct _glapi_table *) __glapi_noop_table; } @@ -250,9 +257,9 @@ _glapi_set_dispatch(struct _glapi_table *dispatch) #elif defined(THREADS) _glthread_SetTSD(&_gl_DispatchTSD, (void *) dispatch); _glapi_Dispatch = (ThreadSafe) ? NULL : dispatch; -#else /*THREADS*/ +#else _glapi_Dispatch = dispatch; -#endif /*THREADS*/ +#endif } @@ -263,17 +270,15 @@ _glapi_set_dispatch(struct _glapi_table *dispatch) PUBLIC struct _glapi_table * _glapi_get_dispatch(void) { - struct _glapi_table * api; #if defined(GLX_USE_TLS) - api = _glapi_tls_Dispatch; + return _glapi_tls_Dispatch; #elif defined(THREADS) - api = (ThreadSafe) + return (ThreadSafe) ? (struct _glapi_table *) _glthread_GetTSD(&_gl_DispatchTSD) : _glapi_Dispatch; #else - api = _glapi_Dispatch; + return _glapi_Dispatch; #endif - return api; } |