From b4dab93d7fb39b4e92886a06260eeaa3bf759337 Mon Sep 17 00:00:00 2001
From: P. J. McDermott <pjm@nac.net>
Date: Wed, 23 Oct 2013 13:10:46 -0400
Subject: lib/locale.sh: New file.

---
(limited to 'lib/locale.sh')

diff --git a/lib/locale.sh b/lib/locale.sh
new file mode 100644
index 0000000..943d02f
--- /dev/null
+++ b/lib/locale.sh
@@ -0,0 +1,93 @@
+# ProteanOS Development Kit
+# lib/locale.sh
+# Locale functions
+#
+# Copyright (C) 2012, 2013  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/>.
+
+[ "x${_LOCALE_SM+set}" = 'xset' ] && return 0
+_LOCALE_SM=1
+
+LOCALEDIR='@localedir@'
+LOCALE_PATH='%s/%s/LC_MESSAGES/%s.ms:%s/%s/%s.ms'
+DEFAULT_LOCALE='en_US'
+TEXT_DOMAIN='@textdomain@'
+
+load_locale()
+{
+	local localedir=
+	local localepath=
+
+	# Make sure LC_MESSAGES is set.
+	if [ "x${LC_MESSAGES+set}" != 'xset' ]; then
+		if [ "x${LC_ALL+set}" = 'xset' ]; then
+			LC_MESSAGES="${LC_ALL}"
+		elif [ "x${LANG+set}" = 'xset' ]; then
+			LC_MESSAGES="${LANG}"
+		else
+			LC_MESSAGES="${DEFAULT_LOCALE}"
+		fi
+	fi
+
+	localedir="${LOCALEDIR}"
+	localepath="${LOCALE_PATH}"
+
+	# Try to load the locale.
+	if ! _try_load_locale "${localedir}" "${localepath}" \
+			"${LC_MESSAGES%.*}"; then
+		if ! _try_load_locale "${localedir}" "${localepath}" \
+				"${LC_MESSAGES%_*}"; then
+			if ! _try_load_locale "${localedir}" "${localepath}" \
+					"${DEFAULT_LOCALE}"; then
+				warn 'Cannot load locale'
+				return 1
+			fi
+		fi
+	fi
+
+	return 0
+}
+
+get_msg()
+{
+	local msgid="${1}"
+
+	eval "printf '%s' \"\${msg_${TEXT_DOMAIN}_${msgid}}\""
+
+	return 0
+}
+
+_try_load_locale()
+{
+	local localedir="${1}"
+	local localepath="${2}"
+	local locale="${3}"
+	local path=
+	local ms=
+
+	IFS=':'
+	for path in ${localepath}; do
+		unset IFS
+		ms="$(printf "${path}" \
+			"${localedir}" "${locale}" "${TEXT_DOMAIN}")"
+		if [ -f "${ms}" ]; then
+			. "${ms}"
+			return 0
+		fi
+	done
+	unset IFS
+
+	return 1
+}
--
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