[Emacs-diffs] /srv/bzr/emacs/emacs-23 r100513: Fix 2011-01-31 change; patch supplied by acm was applied incorrectly.

[Chong Yidong]

------------------------------------------------------------
revno: 100513
committer: Chong Yidong <address@hidden>
branch nick: emacs-23
timestamp: Mon 2011-03-07 15:05:53 -0500
message:
  Fix 2011-01-31 change; patch supplied by acm was applied incorrectly.
  
  * lisp/progmodes/cc-cmds.el (c-beginning-of-statement): Fix 2011-01-31
  change; patch supplied by Alan Mackenzie was applied incorrectly.
modified:
  lisp/ChangeLog
  lisp/progmodes/cc-cmds.el

=== modified file 'lisp/ChangeLog'
--- a/lisp/ChangeLog    2011-03-07 05:20:23 +0000
+++ b/lisp/ChangeLog    2011-03-07 20:05:53 +0000
@@ -4,8 +4,8 @@
 
 2011-03-07  Chong Yidong  <address@hidden>
 
-       * progmodes/cc-cmds.el (c-beginning-of-statement): Revert
-       2011-01-31 change.
+       * progmodes/cc-cmds.el (c-beginning-of-statement): Fix 2011-01-31
+       change; patch supplied by Alan Mackenzie was applied incorrectly.
 
 2011-02-26  Eli Zaretskii  <address@hidden>
 

=== modified file 'lisp/progmodes/cc-cmds.el'
--- a/lisp/progmodes/cc-cmds.el 2011-03-07 05:20:23 +0000
+++ b/lisp/progmodes/cc-cmds.el 2011-03-07 20:05:53 +0000
@@ -2458,13 +2458,15 @@
          (goto-char last)
          (throw 'done '(nil . nil)))
 
-        ;; Stop if we encounter a preprocessor line.
-        ((and (not macro-end)
+        ;; Stop if we encounter a preprocessor line.  Continue if we
+        ;; hit a naked #
+        ((and c-opt-cpp-prefix
+              (not macro-end)
               (eq (char-after) ?#)
               (= (point) (c-point 'boi)))
-         (goto-char last)
-         ;(throw 'done (cons (eq (point) here) 'macro-boundary))) ; Changed 
2003/3/26
-         (throw 'done '(t . macro-boundary)))
+         (if (= (point) here)          ; Not a macro, therefore naked #.
+             (forward-char)
+           (throw 'done '(t . macro-boundary))))
 
         ;; Stop after a ';', '}', or "};"
         ((looking-at ";\\|};?")
@@ -2663,14 +2665,19 @@
                ;; Are we about to move forward into or out of a
                ;; preprocessor command?
                (when (eq (cdr res) 'macro-boundary)
-                 (save-excursion
-                   (end-of-line)
-                   (setq macro-fence
-                         (and (not (eobp))
-                              (progn (c-skip-ws-forward)
-                                     (c-beginning-of-macro))
-                              (progn (c-end-of-macro)
-                                     (point))))))
+                 (setq macro-fence
+                       (save-excursion
+                         (if macro-fence
+                             (progn
+                               (end-of-line)
+                               (and (not (eobp))
+                                    (progn (c-skip-ws-forward)
+                                           (c-beginning-of-macro))
+                                    (progn (c-end-of-macro)
+                                           (point))))
+                           (and (not (eobp))
+                                (c-beginning-of-macro)
+                                (progn (c-end-of-macro) (point)))))))
                ;; Are we about to move forward into a literal?
                (when (memq (cdr res) '(macro-boundary literal))
                  (setq range (c-ascertain-following-literal)))