-/* $Id: glthread.h,v 1.10 2001/11/30 22:11:45 kschultz Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 3.5
+ * Version: 6.5.2
*
- * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
#define GLTHREAD_H
-#if defined(PTHREADS) || defined(SOLARIS_THREADS) || defined(WIN32_THREADS) || defined(XTHREADS)
-#define THREADS
+#if defined(USE_MGL_NAMESPACE)
+#define _glapi_Dispatch _mglapi_Dispatch
+#endif
+
+
+
+#if (defined(PTHREADS) || defined(SOLARIS_THREADS) ||\
+ defined(WIN32_THREADS) || defined(BEOS_THREADS)) \
+ && !defined(THREADS)
+# define THREADS
#endif
#ifdef VMS
#define _glthread_INIT_MUTEX(name) \
pthread_mutex_init(&(name), NULL)
+#define _glthread_DESTROY_MUTEX(name) \
+ pthread_mutex_destroy(&(name))
+
#define _glthread_LOCK_MUTEX(name) \
(void) pthread_mutex_lock(&(name))
#define _glthread_UNLOCK_MUTEX(name) \
(void) pthread_mutex_unlock(&(name))
-#endif /* PTHREADS */
+typedef pthread_cond_t _glthread_Cond;
+
+#define _glthread_DECLARE_STATIC_COND(name) \
+ static _glthread_Cond name = PTHREAD_COND_INITIALIZER
+
+#define _glthread_INIT_COND(cond) \
+ pthread_cond_init(&(cond), NULL)
+
+#define _glthread_DESTROY_COND(name) \
+ pthread_cond_destroy(&(name))
+
+#define _glthread_COND_WAIT(cond, mutex) \
+ pthread_cond_wait(&(cond), &(mutex))
+
+#define _glthread_COND_SIGNAL(cond) \
+ pthread_cond_signal(&(cond))
+
+#define _glthread_COND_BROADCAST(cond) \
+ pthread_cond_broadcast(&(cond))
+
+
+#else /* PTHREADS */
+
+typedef unsigned int _glthread_Cond;
+#define _glthread_DECLARE_STATIC_COND(name) \
+// #warning Condition variables not implemented.
+#define _glthread_INIT_COND(cond) \
+ ASSERT(0);
+#define _glthread_DESTROY_COND(name) \
+ ASSERT(0);
+
+#define _glthread_COND_WAIT(cond, mutex) \
+ ASSERT(0);
+
+#define _glthread_COND_SIGNAL(cond) \
+ ASSERT(0);
+
+#define _glthread_COND_BROADCAST(cond) \
+ ASSERT(0);
+
+#endif
/*
/* XXX need to really implement mutex-related macros */
#define _glthread_DECLARE_STATIC_MUTEX(name) static _glthread_Mutex name = 0
#define _glthread_INIT_MUTEX(name) (void) name
+#define _glthread_DESTROY_MUTEX(name) (void) name
#define _glthread_LOCK_MUTEX(name) (void) name
#define _glthread_UNLOCK_MUTEX(name) (void) name
typedef CRITICAL_SECTION _glthread_Mutex;
-/* XXX need to really implement mutex-related macros */
-#define _glthread_DECLARE_STATIC_MUTEX(name) static _glthread_Mutex name = 0
-#define _glthread_INIT_MUTEX(name) (void) name
-#define _glthread_LOCK_MUTEX(name) (void) name
-#define _glthread_UNLOCK_MUTEX(name) (void) name
+#define _glthread_DECLARE_STATIC_MUTEX(name) /*static*/ _glthread_Mutex name = {0,0,0,0,0,0}
+#define _glthread_INIT_MUTEX(name) InitializeCriticalSection(&name)
+#define _glthread_DESTROY_MUTEX(name) DeleteCriticalSection(&name)
+#define _glthread_LOCK_MUTEX(name) EnterCriticalSection(&name)
+#define _glthread_UNLOCK_MUTEX(name) LeaveCriticalSection(&name)
#endif /* WIN32_THREADS */
-
-
-/*
- * XFree86 has its own thread wrapper, Xthreads.h
- * We wrap it again for GL.
- */
-#ifdef XTHREADS
-#include "Xthreads.h"
-
-typedef struct {
- xthread_key_t key;
- int initMagic;
-} _glthread_TSD;
-
-typedef xthread_t _glthread_Thread;
-
-typedef xmutex_rec _glthread_Mutex;
-
-#define _glthread_DECLARE_STATIC_MUTEX(name) \
- static _glthread_Mutex name = XMUTEX_INITIALIZER
-
-#define _glthread_INIT_MUTEX(name) \
- xmutex_init(&(name))
-
-#define _glthread_LOCK_MUTEX(name) \
- (void) xmutex_lock(&(name))
-
-#define _glthread_UNLOCK_MUTEX(name) \
- (void) xmutex_unlock(&(name))
-
-#endif /* XTHREADS */
-
-
-
/*
* BeOS threads. R5.x required.
*/
#ifdef BEOS_THREADS
+
+/* Problem with OS.h and this file on haiku */
+#ifndef __HAIKU__
#include <kernel/OS.h>
+#endif
+
#include <support/TLS.h>
+/* The only two typedefs required here
+ * this is cause of the OS.h problem
+ */
+#ifdef __HAIKU__
+typedef int32 thread_id;
+typedef int32 sem_id;
+#endif
+
typedef struct {
int32 key;
int initMagic;
} benaphore;
typedef benaphore _glthread_Mutex;
-#define _glthread_DECLARE_STATIC_MUTEX(name) static _glthread_Mutex name = { 0,
-create_sem(0, #name"_benaphore") }
-#define _glthread_INIT_MUTEX(name) name.sem = create_sem(0, #name"_benaphore"), name.lock = 0
-#define _glthread_LOCK_MUTEX(name) if((atomic_add(&(name.lock), 1)) >= 1) acquire_sem(name.sem)
-#define _glthread_UNLOCK_MUTEX(name) if((atomic_add(&(name.lock), -1)) > 1) release_sem(name.sem)
+#define _glthread_DECLARE_STATIC_MUTEX(name) static _glthread_Mutex name = { 0, 0 }
+#define _glthread_INIT_MUTEX(name) name.sem = create_sem(0, #name"_benaphore"), name.lock = 0
+#define _glthread_DESTROY_MUTEX(name) delete_sem(name.sem), name.lock = 0
+#define _glthread_LOCK_MUTEX(name) if (name.sem == 0) _glthread_INIT_MUTEX(name); \
+ if (atomic_add(&(name.lock), 1) >= 1) acquire_sem(name.sem)
+#define _glthread_UNLOCK_MUTEX(name) if (atomic_add(&(name.lock), -1) > 1) release_sem(name.sem)
#endif /* BEOS_THREADS */
* THREADS not defined
*/
-typedef GLuint _glthread_TSD;
+typedef unsigned _glthread_TSD;
-typedef GLuint _glthread_Thread;
+typedef unsigned _glthread_Thread;
-typedef GLuint _glthread_Mutex;
+typedef unsigned _glthread_Mutex;
#define _glthread_DECLARE_STATIC_MUTEX(name) static _glthread_Mutex name = 0
#define _glthread_INIT_MUTEX(name) (void) name
+#define _glthread_DESTROY_MUTEX(name) (void) name
+
#define _glthread_LOCK_MUTEX(name) (void) name
#define _glthread_UNLOCK_MUTEX(name) (void) name
extern void
_glthread_SetTSD(_glthread_TSD *, void *);
+#if !defined __GNUC__ || __GNUC__ < 3
+# define __builtin_expect(x, y) x
+#endif
+
+#if defined(GLX_USE_TLS)
+
+extern __thread struct _glapi_table * _glapi_tls_Dispatch
+ __attribute__((tls_model("initial-exec")));
+
+#define GET_DISPATCH() _glapi_tls_Dispatch
+
+#elif !defined(GL_CALL)
+# if defined(THREADS)
+# define GET_DISPATCH() \
+ ((__builtin_expect( _glapi_Dispatch != NULL, 1 )) \
+ ? _glapi_Dispatch : _glapi_get_dispatch())
+# else
+# define GET_DISPATCH() _glapi_Dispatch
+# endif /* defined(THREADS) */
+#endif /* ndef GL_CALL */
#endif /* THREADS_H */