(fill-flowed): Don't flow "-- " lines.

(fill-flowed): Make "quote-depth wins" rule work when first line
is at level 0.

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 6f9f240..857aff2 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,9 @@
+2000-10-23  Simon Josefsson  <simon@josefsson.org>
+
+       * flow-fill.el (fill-flowed): Don't flow "-- " lines.
+       (fill-flowed): Make "quote-depth wins" rule work when first line
+       is at level 0.
+
 2000-10-21 11:23:21  ShengHuo ZHU  <zsh@cs.rochester.edu>
 
        * mm-util.el (mm-multibyte-p): Test (featurep 'xemacs).

diff --git a/lisp/flow-fill.el b/lisp/flow-fill.el
index 5d2c4f1..4abbdc6 100644 (file)
--- a/lisp/flow-fill.el
+++ b/lisp/flow-fill.el
@@ -31,7 +31,8 @@
 ;; paragraph and we let `fill-region' fill the long line into several
 ;; lines with the quote prefix as `fill-prefix'.
 
-;; Todo: encoding
+;; Todo: encoding, implement basic `fill-region' (Emacs and XEmacs
+;;       implementations differ..)
 
 ;; History:
 
@@ -39,6 +40,8 @@
 ;; 2000-02-19  use `point-at-{b,e}ol' in XEmacs
 ;; 2000-03-11  no compile warnings for point-at-bol stuff
 ;; 2000-03-26  commited to gnus cvs
+;; 2000-10-23  don't flow "-- " lines, make "quote-depth wins" rule
+;;             work when first line is at level 0.
 
 ;;; Code:
 
@@ -47,8 +50,8 @@
        (if (fboundp 'point-at-bol)
            'point-at-bol
          'line-beginning-position))
-  
-  (defalias 'fill-flowed-point-at-eol
+
+   (defalias 'fill-flowed-point-at-eol
        (if (fboundp 'point-at-eol)
            'point-at-eol
          'line-end-position)))
@@ -61,7 +64,7 @@
       (when (save-excursion
              (beginning-of-line)
              (looking-at "^\\(>*\\)\\( ?\\)"))
-       (let ((quote (match-string 1)))
+       (let ((quote (match-string 1)) sig)
          (if (string= quote "")
              (setq quote nil))
          (when (and quote (string= (match-string 2) ""))
@@ -71,23 +74,23 @@
              (when (> (skip-chars-forward ">") 0)
                (insert " "))))
          (while (and (save-excursion
-                       (backward-char 3)
+                       (ignore-errors (backward-char 3))
+                       (setq sig (looking-at "-- "))
                        (looking-at "[^-][^-] "))
                      (save-excursion
                        (unless (eobp)
                          (forward-char 1)
-                         (if quote
-                             (looking-at (format "^\\(%s\\)\\([^>]\\)" quote))
-                           (looking-at "^ ?")))))
+                         (looking-at (format "^\\(%s\\)\\([^>]\\)" (or quote " ?"))))))
            (save-excursion
              (replace-match (if (string= (match-string 2) " ")
                                 "" "\\2")))
            (backward-delete-char -1)
            (end-of-line))
-         (let ((fill-prefix (when quote (concat quote " "))))
-           (fill-region (fill-flowed-point-at-bol)
-                        (fill-flowed-point-at-eol)
-                        'left 'nosqueeze)))))))
+         (unless sig
+           (let ((fill-prefix (when quote (concat quote " "))))
+             (fill-region (fill-flowed-point-at-bol)
+                          (fill-flowed-point-at-eol)
+                          'left 'nosqueeze))))))))
 
 (provide 'flow-fill)