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author | P. J. McDermott <pj@pehjota.net> | 2015-12-06 23:58:44 (EST) |
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committer | P. J. McDermott <pj@pehjota.net> | 2015-12-06 23:58:44 (EST) |
commit | 778eac65d35163a2c25b2c3fbacffd7ee724e58d (patch) | |
tree | d7bb69d53d9cdc3925ce76fb85587dd60858ffd4 /src/getopt.sh | |
parent | 21316880285d9d406e7732b393a13a95329dee15 (diff) |
Move lib/*.sh to src/
Diffstat (limited to 'src/getopt.sh')
-rw-r--r-- | src/getopt.sh | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/getopt.sh b/src/getopt.sh new file mode 100644 index 0000000..07769e7 --- /dev/null +++ b/src/getopt.sh @@ -0,0 +1,52 @@ +# Functions for parsing command-line options +# +# Copyright (C) 2013 Patrick "P. J." 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${running_cmd_clean}" = 'x' ]; then + optstring="${OPTSTRING}" + prefix='opt_' + else + eval "optstring=\"\${cmd_${running_cmd_clean}_optstring}\"" + prefix="cmd_${running_cmd_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 +} |