#!/bin/sh
#$Id$
#Copyright (c) 2014 Pierre Pronchery <khorben@defora.org>
#This program 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, version 3 of the License.
#
#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/>.



#variables
DEVNULL="/dev/null"
#executables
DEBUG="_debug"
FIND="find"
XMLLINT="xmllint"


#functions
#debug
_debug()
{
	echo "$@" 1>&2
	"$@"
	res=$?
	#ignore errors when the command is not available
	[ $res -eq 127 ]					&& return 0
	return $res
}


#usage
_usage()
{
	echo "Usage: xmllint.sh target" 1>&2
	return 1
}


#main
clean=0
while getopts "cP:" "name"; do
	case "$name" in
		c)
			clean=1
			;;
		P)
			#XXX ignored for compatibility
			;;
		?)
			_usage
			exit $?
			;;
	esac
done
shift $((OPTIND - 1))
if [ $# -ne 1 ]; then
	_usage
	exit $?
fi
target="$1"

#clean
[ $clean -ne 0 ] && return 0

ret=0
for i in $($FIND "../src" "../tools" -name '*.xml' -o -name '*.xsl'); do
	$DEBUG $XMLLINT "$i" > "$DEVNULL"			|| ret=2
done 2> "$target"
exit $ret