From ee3fbe70672f32ae598a0005e027a6883a130e7b Mon Sep 17 00:00:00 2001
From: Brian Paul <brianp@vmware.com>
Date: Wed, 7 Oct 2009 14:43:27 -0600
Subject: gallium/xlib: call XQueryExtension() in glXQueryExtension()

See bug 24321.
---
 src/gallium/state_trackers/glx/xlib/glx_api.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

(limited to 'src/gallium/state_trackers/glx/xlib')

diff --git a/src/gallium/state_trackers/glx/xlib/glx_api.c b/src/gallium/state_trackers/glx/xlib/glx_api.c
index 556eefb1b1..f2881b9a31 100644
--- a/src/gallium/state_trackers/glx/xlib/glx_api.c
+++ b/src/gallium/state_trackers/glx/xlib/glx_api.c
@@ -1311,13 +1311,15 @@ glXCopyContext( Display *dpy, GLXContext src, GLXContext dst,
 Bool
 glXQueryExtension( Display *dpy, int *errorBase, int *eventBase )
 {
+   int op, ev, err;
    /* Mesa's GLX isn't really an X extension but we try to act like one. */
-   (void) dpy;
+   if (!XQueryExtension(dpy, GLX_EXTENSION_NAME, &op, &ev, &err))
+      ev = err = 0;
    if (errorBase)
-      *errorBase = 0;
+      *errorBase = err;
    if (eventBase)
-      *eventBase = 0;
-   return True;
+      *eventBase = ev;
+   return True; /* we're faking GLX so always return success */
 }
 
 
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