# Bazaar merge directive format 2 (Bazaar 0.90)
# revision_id: daniel.dehennin@baby-gnu.org-20090707210232-\
#   uenjtpeindzsq9bb
# target_branch: ../../gnus.head
# testament_sha1: d8581219cb5d8a4ad733edd26cec02ee4306555e
# timestamp: 2009-07-07 23:04:52 +0200
# source_branch: .
# base_revision_id: daniel.dehennin@baby-gnu.org-20090623223900-\
#   ydqdsazun1mg75c6
# 
# Begin patch
=== modified file 'lisp/gnus-msg.el'
--- lisp/gnus-msg.el	2009-01-22 07:02:15 +0000
+++ lisp/gnus-msg.el	2009-07-07 21:02:32 +0000
@@ -1890,7 +1890,10 @@
 	    (setq v
 		  (cond
 		   ((stringp value)
-		    value)
+		    (if (and (stringp match)
+			     (match-beginning 1))
+			(replace-match value nil nil group)
+		      value))
 		   ((or (symbolp value)
 			(functionp value))
 		    (cond ((functionp value)

=== modified file 'texi/gnus.texi'
--- texi/gnus.texi	2009-06-08 22:47:52 +0000
+++ texi/gnus.texi	2009-07-07 21:02:32 +0000
@@ -13393,14 +13393,20 @@
 name will be removed.  If the attribute name is @code{eval}, the form
 is evaluated, and the result is thrown away.
 
-The attribute value can be a string (used verbatim), a function with
-zero arguments (the return value will be used), a variable (its value
-will be used) or a list (it will be @code{eval}ed and the return value
-will be used).  The functions and sexps are called/@code{eval}ed in the
-message buffer that is being set up.  The headers of the current article
-are available through the @code{message-reply-headers} variable, which
-is a vector of the following headers: number subject from date id
-references chars lines xref extra.
+The attribute value can be a string, a function with zero arguments
+(the return value will be used), a variable (its value will be used)
+or a list (it will be @code{eval}ed and the return value will be
+used).  The functions and sexps are called/@code{eval}ed in the
+message buffer that is being set up.  The headers of the current
+article are available through the @code{message-reply-headers}
+variable, which is a vector of the following headers: number subject
+from date id references chars lines xref extra.
+
+In the case of a string value, if the @code{match} is a regular
+expression, a @samp{replace-match} is proceed on the value to replace
+the positional parameters @samp{\@var{n}} by the corresponding
+parenthetical matches (see @xref{Replacing the Text that Matched, ,
+Text Replacement, elisp, The Emacs Lisp Reference Manual}.)
 
 @vindex message-reply-headers