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authorBrian Paul <brian.paul@tungstengraphics.com>2002-04-02 23:53:56 +0000
committerBrian Paul <brian.paul@tungstengraphics.com>2002-04-02 23:53:56 +0000
commitdb30cc8d0011b3668d2ff371675796a10da80ae2 (patch)
treeafd25c8113005dcc5a05d00b1754cad2cfac6277 /progs/xdemos
parent99aab341998e84d9fa208c525cae8021b3845812 (diff)
added an error check
Diffstat (limited to 'progs/xdemos')
-rw-r--r--progs/xdemos/glxdemo.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/progs/xdemos/glxdemo.c b/progs/xdemos/glxdemo.c
index c49cd85140..5e7d449790 100644
--- a/progs/xdemos/glxdemo.c
+++ b/progs/xdemos/glxdemo.c
@@ -1,4 +1,4 @@
-/* $Id: glxdemo.c,v 1.1 1999/08/19 00:55:43 jtg Exp $ */
+/* $Id: glxdemo.c,v 1.2 2002/04/02 23:53:56 brianp Exp $ */
/*
@@ -11,8 +11,11 @@
/*
* $Log: glxdemo.c,v $
- * Revision 1.1 1999/08/19 00:55:43 jtg
- * Initial revision
+ * Revision 1.2 2002/04/02 23:53:56 brianp
+ * added an error check
+ *
+ * Revision 1.1.1.1 1999/08/19 00:55:43 jtg
+ * Imported sources
*
* Revision 3.0 1998/02/21 02:16:54 brianp
* initial rev
@@ -90,6 +93,10 @@ static Window make_rgb_db_window( Display *dpy,
visinfo->visual, mask, &attr );
ctx = glXCreateContext( dpy, visinfo, NULL, True );
+ if (!ctx) {
+ printf("Error: glXCreateContext failed\n");
+ exit(1);
+ }
glXMakeCurrent( dpy, win, ctx );