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Diffstat (limited to 'lib/getopt.sh')
| -rw-r--r-- | lib/getopt.sh | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/getopt.sh b/lib/getopt.sh new file mode 100644 index 0000000..9292af2 --- /dev/null +++ b/lib/getopt.sh @@ -0,0 +1,37 @@ +# 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 +} |