update-copyright

#bash script
#usage: update-copyright [--update]

#call this at the end of each year on a GNU system

#Copyright (C) 2003,2006,2007,2008,2009,2010,2011,2012,2013,2015 Free Software Foundation, Inc.

#This file is part of Gforth.

#Gforth is free software; you can redistribute it and/or
#modify it under the terms of the GNU General Public License
#as published by the Free Software Foundation, either version 3
#of the License, or (at your option) any later version.

#This program is distributed in the hope that it will be useful,
#but WITHOUT ANY WARRANTY; without even the implied warranty of
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.#See the
#GNU General Public License for more details.

#You should have received a copy of the GNU General Public License
#along with this program. If not, see http://www.gnu.org/licenses/.

for i in `git ls-files|grep -v -x -F -f update-copyright-blacklist`; do
  if test -f $i; then
    if grep -q "[0-9]  *Free Software Foundation" $i; then
        year=`git log -1 --pretty='format:%ai' $i|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
        author=`git log -1 --pretty='format:%aN' $i`
        awk 'BEGIN {printf "no (C) %-8s: %-30s\n","'"$author"'","'$i'";}'
	#echo "no copyright:    $i"
    fi
  fi
done