#! @BASH@#  This script is free software; you can redistribute it and/or modify#  it under the terms of the GNU General Public License version 2 as#  published by the Free Software Foundation.##  See the COPYING and AUTHORS files for more details.# Read in library functionsif [ "$(type -t patch_file_name)" != function ]then	if ! [ -r $QUILT_DIR/scripts/patchfns ]	then		echo "Cannot read library $QUILT_DIR/scripts/patchfns" >&2		exit 1	fi	. $QUILT_DIR/scripts/patchfnsfi: ${EDITOR:=vi}usage(){	printf $"Usage: quilt header [-a|-r|-e] [--backup] [--strip-diffstat] [--strip-trailing-whitespace] [patch]\n"	if [ x$1 = x-h ]	then		printf $"Print or change the header of the topmost or specified patch.-a, -r, -e	Append to (-a) or replace (-r) the exiting patch header, or	edit (-e) the header in \$EDITOR (%s). If none of these options is	given, print the patch header.--strip-diffstat	Strip diffstat output from the header.--strip-trailing-whitespace	Strip trailing whitespace at the end of lines of the header.--backup	Create a backup copy of the old version of a patch as patch~." "$EDITOR"		exit 0	else		exit 1	fi}maybe_strip_trailing_whitespace(){	if [ -n "$opt_strip_trailing_whitespace" ]	then		sed -e 's:[ '$'\t'']*$::'	else		cat	fi}maybe_strip_diffstat(){	if [ -n "$opt_strip_diffstat" ]	then		strip_diffstat	else		cat	fi}options=`getopt -o areh --long backup,strip-trailing-whitespace,strip-diffstat -- "$@"`if [ $? -ne 0 ]then	usagefieval set -- "$options"while truedo	case "$1" in	-a)		opt_append=1		shift ;;	-r)		opt_replace=1		shift ;;	-e)		opt_edit=1		shift ;;	--backup)		QUILT_BACKUP=1		shift ;;	--strip-diffstat)		opt_strip_diffstat=1		shift ;;	--strip-trailing-whitespace)		opt_strip_trailing_whitespace=1		shift ;;	-h)		usage -h ;;	--)		shift		break ;;	esacdonecase "$opt_append$opt_replace$opt_edit"in''|1)	;;*)	usage ;;esacif [ $# -gt 1 ]then	usagefipatch=$(find_patch_in_series "$1") || exit 1patch_file=$(patch_file_name $patch)if [ -z "$opt_replace" -a -z "$opt_append" -a -z "$opt_edit" ]then	[ -e "$patch_file" ] || exit 0	cat_file "$patch_file" \	| patch_header \	| maybe_strip_diffstat \	| maybe_strip_trailing_whitespaceelse	patch_file_or_null=/dev/null	[ -e "$patch_file" ] && patch_file_or_null=$patch_file	tmp=$(gen_tempfile) || exit 1	tmp2=$(gen_tempfile) || exit 1	trap "rm -f $tmp $tmp2" EXIT	(	if [ -z "$opt_replace" ]		then			cat_file $patch_file_or_null | patch_header		fi		if [ -n "$opt_append" -o -n "$opt_replace" ]		then			cat		fi	) > $tmp	if [ -n "$opt_edit" ]	then		LANG=$ORIGINAL_LANG $EDITOR "$tmp" || exit 1	fi	maybe_strip_diffstat < $tmp \	| maybe_strip_trailing_whitespace > $tmp2	cat_file "$patch_file_or_null" | patch_body >> $tmp2 || exit 1	if ( [ -z "$QUILT_BACKUP" -o ! -e $patch_file ] || \	       mv $patch_file $patch_file~ ) && \	       cat_to_new_file $patch_file < $tmp2	then		if [ -z "$opt_append" ]		then			printf \$"Replaced header of patch %s\n" "$(print_patch $patch)"		else			printf \$"Appended text to header of patch %s\n" "$(print_patch $patch)"		fi	else		exit 1	fifi### Local Variables:### mode: shell-script### End:# vim:filetype=sh