From: Chris Hanson <org/chris-hanson/cph>
Date: Wed, 24 Feb 1999 04:51:57 +0000 (+0000)
Subject: Save "block-thread-events" flag in continuations.  This guarantees
X-Git-Tag: 20090517-FFI~4607
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=ecd497479c46a2bccc3bc97328cd571f2acea4ae;p=mit-scheme.git

Save "block-thread-events" flag in continuations.  This guarantees
that it will be properly stored no matter where the continuation is
captured.
---

diff --git a/v7/src/runtime/thread.scm b/v7/src/runtime/thread.scm
index f80a88ea8..23626b38c 100644
--- a/v7/src/runtime/thread.scm
+++ b/v7/src/runtime/thread.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: thread.scm,v 1.27 1999/02/24 04:43:19 cph Exp $
+$Id: thread.scm,v 1.28 1999/02/24 04:51:57 cph Exp $
 
 Copyright (c) 1991-1999 Massachusetts Institute of Technology
 
@@ -689,10 +689,11 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 	  any-events?
 	  (begin
 	    (if event
-		(begin
+		(let ((block? (thread/block-events? thread)))
 		  (set-thread/block-events?! thread #t)
 		  (event)
-		  (set-interrupt-enables! interrupt-mask/gc-ok)))
+		  (set-interrupt-enables! interrupt-mask/gc-ok)
+		  (set-thread/block-events?! thread block?)))
 	    (loop #t))))))
 
 (define (allow-thread-event-delivery)