lib/getopt.sh: New file.

1 files changed, 37 insertions, 0 deletions

diff --git a/lib/getopt.sh b/lib/getopt.sh
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+# ProteanOS Development Kit
+# lib/getopt.sh
+# Functions for parsing command-line options
+#
+# Copyright (C) 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${_GETOPT_SM+set}" = 'xset' ] && return 0
+_GETOPT_SM=1
+
+get_options()
+{
+	local optstring="${1}"
+	local prefix="${2}"
+	shift 2
+	local opt=
+
+	unset OPTARG
+	while getopts "${optstring}" opt; do
+		eval "${prefix}${opt}=\"\${OPTARG:-true}\""
+		unset OPTARG
+	done
+
+	return 0
+}