From 3066d4ada1ab3f812d0a0de2dcdac45b7692fef4 Mon Sep 17 00:00:00 2001
From: Stefan Monnier <monnier@iro.umontreal.ca>
Date: Mon, 16 Jun 2003 15:16:59 +0000
Subject: [PATCH] (add-log-edit-prev-comment, add-log-edit-next-comment): New
 commands. (change-log-mode-map): Bind them. (smerge-resolve-function):
 Declare to quieten the byte-compiler. (change-log-mode): Add the keymap to
 the docstring.

---
 lisp/add-log.el | 39 ++++++++++++++++++++++++++++++++++++---
 1 file changed, 36 insertions(+), 3 deletions(-)

diff --git a/lisp/add-log.el b/lisp/add-log.el
index a4ae8ad11b9..32eb5e8e403 100644
--- a/lisp/add-log.el
+++ b/lisp/add-log.el
@@ -1,6 +1,7 @@
 ;;; add-log.el --- change log maintenance commands for Emacs
 
-;; Copyright (C) 1985, 86, 88, 93, 94, 97, 98, 2000 Free Software Foundation, Inc.
+;; Copyright (C) 1985, 86, 88, 93, 94, 97, 98, 2000, 2003
+;;           Free Software Foundation, Inc.
 
 ;; Maintainer: FSF
 ;; Keywords: tools
@@ -248,7 +249,11 @@ Note: The search is conducted only within 10%, at the beginning of the file."
      2 'change-log-acknowledgement-face))
   "Additional expressions to highlight in Change Log mode.")
 
-(defvar change-log-mode-map (make-sparse-keymap)
+(defvar change-log-mode-map
+  (let ((map (make-sparse-keymap)))
+    (define-key map [?\C-c ?\C-p] 'add-log-edit-prev-comment)
+    (define-key map [?\C-c ?\C-n] 'add-log-edit-next-comment)
+    map)
   "Keymap for Change Log major mode.")
 
 (defvar change-log-time-zone-rule nil
@@ -289,6 +294,31 @@ If nil, use local time.")
 	  "$CHANGE_LOG$.TXT"
 	"ChangeLog")))
 
+(defun add-log-edit-prev-comment (arg)
+  "Cycle backward through Log-Edit mode comment history.
+With a numeric prefix ARG, go back ARG comments."
+  (interactive "*p")
+  (save-restriction
+    (narrow-to-region (point)
+		      (if (memq last-command '(add-log-edit-prev-comment
+					       add-log-edit-next-comment))
+			  (mark) (point)))
+    (when (fboundp 'log-edit-previous-comment)
+      (log-edit-previous-comment arg)
+      (indent-region (point-min) (point-max))
+      (goto-char (point-min))
+      (unless (save-restriction (widen) (bolp))
+	(delete-region (point) (progn (skip-chars-forward " \t\n") (point))))
+      (set-mark (point-min))
+      (goto-char (point-max))
+      (delete-region (point) (progn (skip-chars-backward " \t\n") (point))))))
+
+(defun add-log-edit-next-comment (arg)
+  "Cycle forward through Log-Edit mode comment history.
+With a numeric prefix ARG, go back ARG comments."
+  (interactive "*p")
+  (add-log-edit-prev-comment (- arg)))
+
 ;;;###autoload
 (defun prompt-for-change-log-name ()
   "Prompt for a change log name."
@@ -611,13 +641,16 @@ the change log file in another window."
     (if (> pos (point)) (goto-char pos))))
 
 
+(defvar smerge-resolve-function)
+
 ;;;###autoload
 (define-derived-mode change-log-mode text-mode "Change Log"
   "Major mode for editing change logs; like Indented Text Mode.
 Prevents numeric backups and sets `left-margin' to 8 and `fill-column' to 74.
 New log entries are usually made with \\[add-change-log-entry] or \\[add-change-log-entry-other-window].
 Each entry behaves as a paragraph, and the entries for one day as a page.
-Runs `change-log-mode-hook'."
+Runs `change-log-mode-hook'.
+\\{change-log-mode-map}"
   (setq left-margin 8
 	fill-column 74
 	indent-tabs-mode t
-- 
2.39.2