From: Chris Hanson <org/chris-hanson/cph>
Date: Fri, 1 Oct 2004 02:16:49 +0000 (+0000)
Subject: Implement LIMIT-INTERRUPTS!.
X-Git-Tag: 20090517-FFI~1581
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=08e3668059f23ca541cec66dc50cceabb5cd87d2;p=mit-scheme.git

Implement LIMIT-INTERRUPTS!.
---

diff --git a/v7/src/runtime/global.scm b/v7/src/runtime/global.scm
index 2b34a392e..423722258 100644
--- a/v7/src/runtime/global.scm
+++ b/v7/src/runtime/global.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: global.scm,v 14.66 2004/10/01 02:14:55 cph Exp $
+$Id: global.scm,v 14.67 2004/10/01 02:16:36 cph Exp $
 
 Copyright 1988,1989,1991,1992,1993,1995 Massachusetts Institute of Technology
 Copyright 1998,2000,2001,2003,2004 Massachusetts Institute of Technology
@@ -117,6 +117,9 @@ USA.
   (with-interrupt-mask (fix:and limit-mask (get-interrupt-enables))
     procedure))
 
+(define (limit-interrupts! limit-mask)
+  (set-interrupt-enables! (fix:and limit-mask (get-interrupt-enables))))
+
 (define (object-component-binder get-component set-component!)
   (lambda (object new-value thunk)
     (let ((old-value))
diff --git a/v7/src/runtime/runtime.pkg b/v7/src/runtime/runtime.pkg
index d529c3713..8d0c5bbdd 100644
--- a/v7/src/runtime/runtime.pkg
+++ b/v7/src/runtime/runtime.pkg
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: runtime.pkg,v 14.494 2004/10/01 02:15:20 cph Exp $
+$Id: runtime.pkg,v 14.495 2004/10/01 02:16:49 cph Exp $
 
 Copyright 1988,1989,1990,1991,1992,1993 Massachusetts Institute of Technology
 Copyright 1994,1995,1996,1997,1998,1999 Massachusetts Institute of Technology
@@ -302,6 +302,7 @@ USA.
 	  lexical-unassigned?
 	  lexical-unbound?
 	  lexical-unreferenceable?
+	  limit-interrupts!
 	  link-variables
 	  local-assignment
 	  make-cell