(fill-comment-paragraph): Don't try to do comment-paragraph filling

if the commark doesn't match comment-start-skip.

2 files changed, 11 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index f39d6a0d807..528f817a01f 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,9 @@
 2008-02-28  Stefan Monnier  <monnier@iro.umontreal.ca>
 
+        * textmodes/fill.el (fill-comment-paragraph): Don't try to do
+        comment-paragraph filling if the commark doesn't match
+        comment-start-skip.
+
         * uniquify.el (uniquify-buffer-base-name): Undo last change.
 
 2008-02-28  Daiki Ueno  <ueno@unixuser.org>
diff --git a/lisp/textmodes/fill.el b/lisp/textmodes/fill.el
index 8c563656275..418d7c17dc2 100644
--- a/lisp/textmodes/fill.el
+++ b/lisp/textmodes/fill.el
@@ -837,7 +837,13 @@ can take care of filling.  JUSTIFY is used as in `fill-paragraph'."
         (goto-char comstart) (skip-chars-backward " \t")
         (setq has-code-and-comment (not (bolp)))))
 
-    (if (not comstart)
+    (if (not (and comstart
+                  ;; Make sure the comment-start mark we found is accepted by
+                  ;; comment-start-skip.  If not, all bets are off, and
+                  ;; we'd better not mess with it.
+                  (string-match comment-start-skip
+                                (buffer-substring comstart comin))))
+
         ;; Return nil, so the normal filling will take place.
         nil