#!/bin/bash
################################################################################
#
# prep_relocated_libtool_la.sh - removes ${_RELOCDIR} references from .la files
# Part of cygport - Cygwin packaging application
# Copyright (C) 2006 Charles Wilson
# Distributed under the terms of the GNU General Public License v2
#
# Invoke as:
#   if [ -n "${_ENABLE_RELOCATION}" ]
#   then
#      prep_relocated_libtool_la.sh ${_RELOCDIR} list-of-la-files
#   fi
#
################################################################################
set -e

declare -r ltversion="$(/usr/bin/libtool --version | /bin/grep ltmain.sh)"
_RELOCDIR=$1
shift

if [ -z "${_RELOCDIR}" ]
then
	echo "internal error: bad call to prep_relocated_libtool_la.sh: _RELOCDIR empty"
	exit 1
fi
case "${_RELOCDIR}" in
	*.la  )
		echo "internal error: bad call to prep_relocated_libtool_la.sh: _RELOCDIR=${_RELOCDIR}"
		exit 1
		;;
	/* ) ;;
	*  )
		echo "internal error: _RELOCDIR must be an absolute path: _RELOCDIR=${_RELOCDIR}"
		exit 1
		;;
esac

echo "Fixing relocated libtool modules:"

for lib_la in "${@}"
do
	if [ ! -f ${lib_la} ]
	then
		error "file ${lib_la} does not exist!"
	fi

	if ! grep -q "libtool library file" ${lib_la}
	then
		continue    # go to next iteration of for loop
	fi

	echo "        ${lib_la}"
	new_lib_la=${lib_la}.new
	cat ${lib_la} | sed -e "/^dependency_libs=/s,${_RELOCDIR},,g" \
		-e "/^libdir=/s,${_RELOCDIR},,g" > ${new_lib_la}
	mv ${new_lib_la} ${lib_la}
	

done