Module: Mesa
Branch: 7.8
Commit: 094c6fbc45cee1b53d9f1d7d4123d6da6a8958a3
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=094c6fbc45cee1b53d9f1d7d4123d6da6a8958a3

Author: Kristian Høgsberg <k...@bitplanet.net>
Date:   Mon Mar 22 21:57:26 2010 -0400

glx: Suppress BadDrawable from DRI2CopyRegion

This can happen when an X window is destroyed behind our back.  We use
DRI2CopyRegion behind the scenes in many places (like flushing the fake
front to the real front) so we have to ignore X errors triggered in that
case.

The glean test cases trigger this consistently as they don't destroy the
GLX drawable nicely, they just destroy the X window.

---

 src/glx/dri2.c |   15 ++++++++++++++-
 1 files changed, 14 insertions(+), 1 deletions(-)

diff --git a/src/glx/dri2.c b/src/glx/dri2.c
index 5de55cd..9ca9b3e 100644
--- a/src/glx/dri2.c
+++ b/src/glx/dri2.c
@@ -62,6 +62,8 @@ static Bool
 DRI2WireToEvent(Display *dpy, XEvent *event, xEvent *wire);
 static Status
 DRI2EventToWire(Display *dpy, XEvent *event, xEvent *wire);
+static int
+DRI2Error(Display *display, xError *err, XExtCodes *codes, int *ret_code);
 
 static /* const */ XExtensionHooks dri2ExtensionHooks = {
   NULL,                   /* create_gc */
@@ -73,7 +75,7 @@ static /* const */ XExtensionHooks dri2ExtensionHooks = {
   DRI2CloseDisplay,       /* close_display */
   DRI2WireToEvent,        /* wire_to_event */
   DRI2EventToWire,        /* event_to_wire */
-  NULL,                   /* error */
+  DRI2Error,              /* error */
   NULL,                   /* error_string */
 };
 
@@ -160,6 +162,17 @@ DRI2EventToWire(Display *dpy, XEvent *event, xEvent *wire)
    return Success;
 }
 
+static int
+DRI2Error(Display *display, xError *err, XExtCodes *codes, int *ret_code)
+{
+    if (err->majorCode == codes->major_opcode &&
+       err->errorCode == BadDrawable &&
+       err->minorCode == X_DRI2CopyRegion)
+       return True;
+
+    return False;
+}
+
 Bool
 DRI2QueryExtension(Display * dpy, int *eventBase, int *errorBase)
 {

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