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# Functions for parsing command-line options
#
# Copyright (C) 2013, 2015 Patrick McDermott
#
# This file is part of the ProteanOS Development Kit.
#
# The ProteanOS Development Kit 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.
#
# The ProteanOS Development Kit 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 the ProteanOS Development Kit. If not, see
# <http://www.gnu.org/licenses/>.
get_options()
{
local optstring=
local prefix=
local opt=
if [ "x${cmd_running_clean}" = 'x' ]; then
optstring="${OPTSTRING}"
prefix='opt_'
else
eval "optstring=\"\${cmd_${cmd_running_clean}_optstring}\""
prefix="cmd_${cmd_running_clean}_opt_"
fi
unset OPTARG
while getopts "${optstring}" opt; do
if [ "x${opt}" = 'x?' ]; then
return 1
fi
case "${optstring}" in
*"${opt}:"*)
eval "${prefix}${opt}=\"\${OPTARG}\""
;;
*)
eval "${prefix}${opt}=true"
;;
esac
unset OPTARG
done
return 0
}
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