From: Chris Hanson <org/chris-hanson/cph>
Date: Tue, 22 Sep 1992 22:42:14 +0000 (+0000)
Subject: Fix implementation of X-GRAPHICS/DISCARD-EVENTS.
X-Git-Tag: 20090517-FFI~8926
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=ef79ad15d5dbf9342b43711aeae4f95228bd10a5;p=mit-scheme.git

Fix implementation of X-GRAPHICS/DISCARD-EVENTS.
---

diff --git a/v7/src/runtime/x11graph.scm b/v7/src/runtime/x11graph.scm
index 65a8f7e8a..3ecd1874b 100644
--- a/v7/src/runtime/x11graph.scm
+++ b/v7/src/runtime/x11graph.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: x11graph.scm,v 1.24 1992/09/18 19:05:15 cph Exp $
+$Id: x11graph.scm,v 1.25 1992/09/22 22:42:14 cph Exp $
 
 Copyright (c) 1989-92 Massachusetts Institute of Technology
 
@@ -375,8 +375,14 @@ MIT in each case. |#
      (lambda ()
        (let ((queue (x-display/event-queue display)))
 	 (let loop ()
-	   (if (not (queue-empty? queue))
-	       (dequeue! queue)))))
+	   (cond ((not (queue-empty? queue))
+		  (dequeue! queue)
+		  (loop))
+		 ((x-display-process-events (x-display/xd display) 2)
+		  =>
+		  (lambda (event)
+		    (process-event display event)
+		    (loop)))))))
      (lambda ()
        (unlock-thread-mutex mutex)))))