#!/bin/sh
CPPOPTIONS=-I/usr/include/linuxconf
if [ "$1" = "--cppoptions" ] ; then
	CPPOPTIONS="$2"
	shift
	shift
fi
if [ $# -lt 2 ] ; then
	echo tlccversion [ --cppoptions \"options\" ] source_file.tlcc ... [ output_file ]
	echo Extract the version of every TLMP component used by the
	echo source files
	exit 1
else
	CPP=/lib/cpp
	if [ ! -x $CPP ] ; then
		CPP=cpp
	fi
	TMPFILE=/tmp/version.tmp.$$
	rm -f $TMPFILE
	touch $TMPFILE
	while [ $# != 0 ]
	do
		case $1 in
		*.tlcc)
			$CPP -dM -xc++ $CPPOPTIONS $1 >>$TMPFILE 2>/dev/null
			shift
			;;
		*)
			break
			;;
		esac
	done
	if [ $# = 1 ] ; then
		grep "define[ 	]*_TLMP_" $TMPFILE | sed 's/#define//' | sort | uniq | sed s/_TLMP_// >$1
	elif [ $# = 0 ] ; then
		grep "define[ 	]*_TLMP_" $TMPFILE | sed 's/#define//' | sort | uniq | sed s/_TLMP_// 
	else
		echo error
	fi
	rm $TMPFILE
fi