(compilation-sentinel): Change buffer-read-only with let.

1 files changed, 19 insertions, 20 deletions

diff --git a/lisp/progmodes/compile.el b/lisp/progmodes/compile.el
index 45e4905b878..3c47657c918 100644
--- a/lisp/progmodes/compile.el
+++ b/lisp/progmodes/compile.el
@@ -367,26 +367,25 @@ Runs `compilation-mode-hook' with `run-hooks' (which see)."
                     ;; Write something in the compilation buffer
                     ;; and hack its mode line.
                     (set-buffer buffer)
-                    (setq buffer-read-only nil)
-                    (setq omax (point-max)
-                          opoint (point))
-                    (goto-char omax)
-                    ;; Record where we put the message, so we can ignore it
-                    ;; later on.
-                    (insert ?\n mode-name " " msg)
-                    (forward-char -1)
-                    (insert " at " (substring (current-time-string) 0 19))
-                    (forward-char 1)
-                    (setq mode-line-process
-                          (concat ": "
-                                  (symbol-name (process-status proc))))
-                    ;; Since the buffer and mode line will show that the
-                    ;; process is dead, we can delete it now.  Otherwise it
-                    ;; will stay around until M-x list-processes.
-                    (delete-process proc)
-                    ;; Force mode line redisplay soon.
-                    (set-buffer-modified-p (buffer-modified-p))
-                    (setq buffer-read-only t) ;I think is this wrong --roland
+                    (let ((buffer-read-only nil))
+                      (setq omax (point-max)
+                            opoint (point))
+                      (goto-char omax)
+                      ;; Record where we put the message, so we can ignore it
+                      ;; later on.
+                      (insert ?\n mode-name " " msg)
+                      (forward-char -1)
+                      (insert " at " (substring (current-time-string) 0 19))
+                      (forward-char 1)
+                      (setq mode-line-process
+                            (concat ": "
+                                    (symbol-name (process-status proc))))
+                      ;; Since the buffer and mode line will show that the
+                      ;; process is dead, we can delete it now.  Otherwise it
+                      ;; will stay around until M-x list-processes.
+                      (delete-process proc)
+                      ;; Force mode line redisplay soon.
+                      (set-buffer-modified-p (buffer-modified-p)))
                     (if (and opoint (< opoint omax))
                         (goto-char opoint))
                     (if compilation-finish-function