From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Mon, 31 Jan 2000 23:10:47 +0000 (+0000)
Subject: added Mutex macros
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bc794059d81e24eaac9f603f71b659d9c2d3716e;p=mesa.git

added Mutex macros
---

diff --git a/src/mesa/glapi/glthread.h b/src/mesa/glapi/glthread.h
index c1b9f9df355..600a7616823 100644
--- a/src/mesa/glapi/glthread.h
+++ b/src/mesa/glapi/glthread.h
@@ -1,4 +1,4 @@
-/* $Id: glthread.h,v 1.1 1999/12/16 17:31:06 brianp Exp $ */
+/* $Id: glthread.h,v 1.2 2000/01/31 23:10:47 brianp Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -34,6 +34,8 @@
  * Adapted for new gl dispatcher by Brian Paul
  */
 
+#ifndef GLTHREAD_H
+#define GLTHREAD_H
 
 
 /*
@@ -68,9 +70,22 @@ typedef struct {
    pthread_once_t once;
 } _glthread_TSD;
 
-typedef pthread_mutex_t _glthread_Mutex;
 typedef pthread_t _glthread_Thread;
 
+typedef pthread_mutex_t _glthread_Mutex;
+
+#define _glthread_DECLARE_STATIC_MUTEX(name) \
+   static _glthread_Mutex name = PTHREAD_MUTEX_INITIALIZER
+
+#define _glthread_INIT_MUTEX(name) \
+   pthread_mutex_init(&(name), NULL)
+
+#define _glthread_LOCK_MUTEX(name) \
+   (void) pthread_mutex_lock(&(name))
+
+#define _glthread_UNLOCK_MUTEX(name) \
+   (void) pthread_mutex_unlock(&(name))
+
 #endif /* PTHREADS */
 
 
@@ -91,9 +106,16 @@ typedef struct {
    int          initfuncCalled;
 } _glthread_TSD;
 
-typedef mutex_t _glthread_Mutex;
 typedef thread_t _glthread_Thread;
 
+typedef mutex_t _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
+
 #endif /* SOLARIS_THREADS */
 
 
@@ -113,14 +135,22 @@ typedef struct {
    int   initfuncCalled;
 } _glthread_TSD;
 
-typedef CRITICAL_SECTION _glthread_Mutex;
 typedef HANDLE _glthread_Thread;
 
+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
+
 #endif /* WIN32 */
 
 
 
 
+
 /*
  * Platform independent thread specific data API. 
  */
@@ -142,4 +172,29 @@ _glthread_SetTSD(_glthread_TSD *, void *, void (*initfunc)(void));
 
 
 
-#endif
+#else /* THREADS */
+
+
+/*
+ * THREADS not defined
+ */
+
+typedef GLuint _glthread_TSD;
+
+typedef GLuint _glthread_Thread;
+
+typedef GLuint _glthread_Mutex;
+
+#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
+
+
+#endif /* THREADS */
+
+#endif /* THREADS_H */
+