Mesa (master): glx: remove XTHREADS support

[Brian Paul]

Module: Mesa
Branch: master
Commit: 8363dff251fc38b044447bcb173d960b03073974
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8363dff251fc38b044447bcb173d960b03073974

Author: RALOVICH, Kristóf <tade60 at freemail.hu>
Date:   Thu Jul 23 17:58:08 2009 +0200

glx: remove XTHREADS support

---

 src/glx/x11/glxclient.h  |   14 ++++----------
 src/glx/x11/glxcurrent.c |   40 +---------------------------------------
 src/glx/x11/glxext.c     |   11 -----------
 3 files changed, 5 insertions(+), 60 deletions(-)

diff --git a/src/glx/x11/glxclient.h b/src/glx/x11/glxclient.h
index bf68d0f..aff1c85 100644
--- a/src/glx/x11/glxclient.h
+++ b/src/glx/x11/glxclient.h
@@ -55,9 +55,7 @@
 #include "GL/internal/glcore.h"
 #include "glapi/glapitable.h"
 #include "glxhash.h"
-#if defined( USE_XTHREADS )
-# include <X11/Xthreads.h>
-#elif defined( PTHREADS )
+#if defined( PTHREADS )
 # include <pthread.h>
 #endif
 
@@ -623,7 +621,7 @@ extern void __glXPreferEGL(int state);
 extern int __glXDebug;
 
 /* This is per-thread storage in an MT environment */
-#if defined( USE_XTHREADS ) || defined( PTHREADS )
+#if defined( PTHREADS )
 
 extern void __glXSetCurrentContext(__GLXcontext *c);
 
@@ -646,7 +644,7 @@ extern __GLXcontext *__glXcurrentContext;
 #define __glXGetCurrentContext()	__glXcurrentContext
 #define __glXSetCurrentContext(gc)	__glXcurrentContext = gc
 
-#endif /* defined( USE_XTHREADS ) || defined( PTHREADS ) */
+#endif /* defined( PTHREADS ) */
 
 extern void __glXSetCurrentContextNull(void);
 
@@ -657,11 +655,7 @@ extern void __glXFreeContext(__GLXcontext*);
 ** Global lock for all threads in this address space using the GLX
 ** extension
 */
-#if defined( USE_XTHREADS )
-extern xmutex_rec __glXmutex;
-#define __glXLock()    xmutex_lock(&__glXmutex)
-#define __glXUnlock()  xmutex_unlock(&__glXmutex)
-#elif defined( PTHREADS )
+#if defined( PTHREADS )
 extern pthread_mutex_t __glXmutex;
 #define __glXLock()    pthread_mutex_lock(&__glXmutex)
 #define __glXUnlock()  pthread_mutex_unlock(&__glXmutex)
diff --git a/src/glx/x11/glxcurrent.c b/src/glx/x11/glxcurrent.c
index d44e0dd..ce037e0 100644
--- a/src/glx/x11/glxcurrent.c
+++ b/src/glx/x11/glxcurrent.c
@@ -73,45 +73,7 @@ static __GLapi *IndirectAPI = NULL;
  * Current context management and locking
  */
 
-#if defined( USE_XTHREADS )
-
-/* thread safe */
-static GLboolean TSDinitialized = GL_FALSE;
-static xthread_key_t ContextTSD;
-
-_X_HIDDEN __GLXcontext *
-__glXGetCurrentContext(void)
-{
-   if (!TSDinitialized) {
-      xthread_key_create(&ContextTSD, NULL);
-      TSDinitialized = GL_TRUE;
-      return &dummyContext;
-   }
-   else {
-      void *p;
-      xthread_get_specific(ContextTSD, &p);
-      if (!p)
-         return &dummyContext;
-      else
-         return (__GLXcontext *) p;
-   }
-}
-
-_X_HIDDEN void
-__glXSetCurrentContext(__GLXcontext * c)
-{
-   if (!TSDinitialized) {
-      xthread_key_create(&ContextTSD, NULL);
-      TSDinitialized = GL_TRUE;
-   }
-   xthread_set_specific(ContextTSD, c);
-}
-
-
-/* Used by the __glXLock() and __glXUnlock() macros */
-_X_HIDDEN xmutex_rec __glXmutex;
-
-#elif defined( PTHREADS )
+#if defined( PTHREADS )
 
 _X_HIDDEN pthread_mutex_t __glXmutex = PTHREAD_MUTEX_INITIALIZER;
 
diff --git a/src/glx/x11/glxext.c b/src/glx/x11/glxext.c
index b296b7c..e07ed29 100644
--- a/src/glx/x11/glxext.c
+++ b/src/glx/x11/glxext.c
@@ -646,17 +646,6 @@ __glXInitialize(Display * dpy)
    Bool glx_direct, glx_accel;
 #endif
 
-#if defined(USE_XTHREADS)
-   {
-      static int firstCall = 1;
-      if (firstCall) {
-         /* initialize the GLX mutexes */
-         xmutex_init(&__glXmutex);
-         firstCall = 0;
-      }
-   }
-#endif
-
    /* The one and only long long lock */
    __glXLock();