# opkhelper
# lib/locale
# Locale functions.
#
# Copyright (C) 2012 Patrick "P. J." McDermott
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# 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/>.

[ -n "${_OH_LOCALE_SH}" ] && return 0
_OH_LOCALE_SH=true

. @@LOCALEDIR@@/en_US

oh_locale_set()
{
	_locale="${1}"

	# Detect the system locale.
	# The test command's -z option doesn't work here?
	if [ ${#_locale} -eq 0 ]; then
		if [ -n "${LC_ALL}" ]; then
			_locale="${LC_ALL}"
		elif [ -n "${LC_MESSAGES}" ]; then
			_locale="${LC_MESSAGES}"
		elif [ -n "${LANG}" ]; then
			_locale="${LANG}"
		else
			_locale='en_US'
		fi
	fi

	# Try to load the locale.
	if [ -f "@@LOCALEDIR@@/${_locale%.*}" ]; then
		LC_ALL="${_locale%.*}"
		LC_MESSAGES="${LC_ALL}"
		. "@@LOCALEDIR@@/${LC_MESSAGES}"
	elif [ -f "@@LOCALEDIR@@/${_locale%_*}" ]; then
		LC_ALL="${_locale%_*}"
		LC_MESSAGES="${LC_ALL}"
		. "@@LOCALEDIR@@/${LC_MESSAGES}"
	else
		LC_ALL=en_US
		LC_MESSAGES="${LC_ALL}"
		. "@@LOCALEDIR@@/${LC_MESSAGES}"
	fi
}