When DUMP-BAND primitive fails, setup 'RETRY restart for error.

diff --git a/v7/src/runtime/savres.scm b/v7/src/runtime/savres.scm
index 00fbe3ebc388e919104150232a747aabf148b39e..70749a9e8f21a05f68dfc0dbfe32c9b7bc42eef0 100644 (file)
--- a/v7/src/runtime/savres.scm
+++ b/v7/src/runtime/savres.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/savres.scm,v 14.18 1991/05/03 17:54:09 arthur Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/savres.scm,v 14.19 1991/05/14 02:58:16 cph Exp $
 
 Copyright (c) 1988, 1989, 1990 Massachusetts Institute of Technology
 
@@ -92,18 +92,17 @@ MIT in each case. |#
       (call-with-current-continuation
        (lambda (continuation)
         (let ((fixed-objects (get-fixed-objects-vector))
-              (dynamic-state (current-dynamic-state)))
+              (dynamic-state (current-dynamic-state))
+              (filename (canonicalize-output-filename filename)))
           (fluid-let ()
             ((ucode-primitive call-with-current-continuation)
              (lambda (restart)
                (gc-flip)
-               (let loop ()
-                 (if (not ((ucode-primitive dump-band)
-                           restart
-                           (canonicalize-output-filename filename)))
-                     (begin
-                       (error "Disk save failed: (PROCEED 0) to retry")
-                       (loop))))
+               (do ()
+                   (((ucode-primitive dump-band) restart filename))
+                 (with-simple-restart 'RETRY "Try again."
+                   (lambda ()
+                     (error "Disk save failed:" filename))))
                (continuation after-suspend)))
             ((ucode-primitive set-fixed-objects-vector!) fixed-objects)
             (set-current-dynamic-state! dynamic-state)