From bb64a542ee4bcf5facd45cd168e0bbde15fa203a Mon Sep 17 00:00:00 2001
From: rfm <rfm@72102866-910b-0410-8b05-ffd578937521>
Date: Wed, 13 Sep 2006 05:00:08 +0000
Subject: [PATCH] applies patch for improved shm debugging

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/back/trunk@23484 72102866-910b-0410-8b05-ffd578937521
---
 Source/x11/XWindowBuffer.m | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Source/x11/XWindowBuffer.m b/Source/x11/XWindowBuffer.m
index 8e92a4b..4f41327 100644
--- a/Source/x11/XWindowBuffer.m
+++ b/Source/x11/XWindowBuffer.m
@@ -95,6 +95,7 @@ static void test_xshm(Display *display, int drawing_depth)
 	DefaultVisual(display, DefaultScreen(display)),
 	drawing_depth, ZPixmap, NULL, &shminfo,
 	1, 1);
+    XSync(display, False);
     if (!ximage || num_xshm_test_errors)
       {
 	NSLog(@"XShm not supported, XShmCreateImage failed.");
@@ -126,7 +127,10 @@ static void test_xshm(Display *display, int drawing_depth)
       }
 
     shminfo.readOnly = 0;
-    if (!XShmAttach(display, &shminfo) || num_xshm_test_errors)
+    if (!XShmAttach(display, &shminfo))
+       num_xshm_test_errors++;
+    XSync(display, False);
+    if (num_xshm_test_errors)
       {
 	NSLog(@"XShm not supported, XShmAttach() failed.");
 	XDestroyImage(ximage);