#!/bin/sh

SUPPORTED_LOCALES=x
OLD_STYLE="no"
DESTDIR=

[ -f /etc/sysconfig/i18n ] && . /etc/sysconfig/i18n
[ -f /etc/sysconfig/localedb ] && . /etc/sysconfig/localedb

LOCDIR=/usr/lib/locale
ARCHIVE=${LOCDIR}/locale-archive

while [ $# -gt 0 ]; do
	case $1 in
	  -l=* | --locales=*)
		SUPPORTED_LOCALES="`echo $1 | sed -e 's/^[^=]*=//'`"
		;;
	  -l | --locales)
		SUPPORTED_LOCALES="$2"
		shift
		;;
	  -o | --old-style)
		OLD_STYLE="yes"
		;;
	  -d=* | --destdir=*)
		DESTDIR="`echo $1 | sed -e 's/^[^]]*=//'`"
		;;
	  -d | --destdir)
		DESTDIR="$2"
		shift
		;;
	  -h | --help | --usage)
		cat <<EOF
Usage: localedb-gen [-l|--locales <locales>] [-o|--old-style]
                    [-d|--destdir <DESTDIR>]
       localedb-gen [-h|--help|--usage]
EOF
		exit
		;;
	  *)
		echo "Unrecognized option: $1"
		exit 1
		;;
	esac
	shift
done

if [ "${SUPPORTED_LOCALES}" = "x" ]; then
	echo "SUPPORTED_LOCALES not set"
	echo "You can set it in /etc/sysconfig/i18n file"
	exit 1
fi

if [ "${DESTDIR}" = "" ] && rpm -qf ${ARCHIVE} >/dev/null 2>&1 ; then
	echo "${ARCHIVE} belongs to `rpm -qf ${ARCHIVE}` package - uninstall it first!"
	exit 1
fi

rm -rf ${DESTDIR}${LOCDIR}
install -d ${DESTDIR}${LOCDIR}
cd ${DESTDIR}${LOCDIR}

if [ "${DESTDIR}" = "" ]; then
	DESTDIROPT=
else
	DESTDIROPT="--prefix ${DESTDIR}"
fi

rc=0
for loc in ${SUPPORTED_LOCALES} ; do
	if echo ${loc} | grep -q / ; then
		chset="`echo ${loc} | sed -e 's@^.*/@@'`"
		loc="`echo ${loc} | sed -e 's@/.*$@@'`"
	elif echo ${loc} | grep -q '\.' ; then
		chset="`echo ${loc} | sed -e 's@^.*\.@@'`"
	elif grep -qs "^${loc}/[^ ]* .*$" /usr/share/i18n/SUPPORTED ; then
		chset="`grep \"^${loc}/.* .*$\" /usr/share/i18n/SUPPORTED | sed -e 's@^.*/\([^ ]*\) .*$@\1@'`"
	else
		echo "Charset not known for locale ${loc} - skipping..."
		continue
	fi
	iloc="`echo ${loc} | sed -e 's/\.[^@]*//'`"
	echo -n "Generating ${loc} using charset ${chset}... "
	if [ "${OLD_STYLE}" = "yes" ]; then
		localedef -f ${chset} -i ${iloc} ${DESTDIR}${LOCDIR}${loc}
	else
		localedef -f ${chset} -i ${iloc} ${loc} ${DESTDIROPT}
	fi
	rc=$(($rc + $?))
	echo
done

echo "DONE."
exit $rc