--- gforth/update-copyright	2003/03/09 12:54:33	1.2
+++ gforth/update-copyright	2006/12/31 13:39:14	1.6
@@ -1,7 +1,9 @@
 #bash script
+#usage: update-copyright [--update]
+
 #call this at the end of each year on a GNU system
 
-#Copyright (C) 2003 Free Software Foundation, Inc.
+#Copyright (C) 2003,2006 Free Software Foundation, Inc.
 
 #This file is part of Gforth.
 
@@ -19,11 +21,20 @@
 #along with this program; if not, write to the Free Software
 #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
 
-for i in `cvs -q status|grep 'Repository revision:'|sed 's|^.*/usr/local/lib/cvs-repository/src-master/gforth/||'|sed 's/,v$//'`; do
+for i in `cvs -q status|grep 'Repository revision:'|sed 's|^.*/usr/local/lib/cvs-repository/src-master/gforth/||'|sed 's/,v$//'|fgrep -v -f update-copyright-blacklist`; do
     if grep -q "[0-9]  *Free Software Foundation" $i; then
-	:
+	year=`cvs log -rHEAD $i|grep date: |sed 's/date: //'|sed 's|/.*$||'`
+	if grep "[0-9]  *Free Software Foundation" $i|grep -q $year; then
+	    echo "up-to-date $year: $i"
+	else
+	    if [ x$1 = x--update ]; then
+		sed "s/\([0-9]\)  *Free Software Foundation/\1,$year Free Software Foundation/" $i >update-copyright-tmp
+		cp update-copyright-tmp $i
+	    fi
+	    echo "update to  $year: $i"
+	fi
     else
-	echo "$i: no copyright"
+	echo "no copyright:    $i"
     fi
 done