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hush: teach getopts to set/unset OPTARG

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-08-11 02:05:21 +02:00
parent 74d4058928
commit 81f962f3df
6 changed files with 73 additions and 6 deletions
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16
shell/ash_test/ash-getopts/getopt_optarg.tests Executable file
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@@ -0,0 +1,16 @@
set -- -q -w e -r -t -y
echo "*** no OPTIND, optstring:'w:et' args:$*"
var=QWERTY
OPTARG=ASDFGH
while getopts "w:et" var; do
echo "var:'$var' OPTIND:$OPTIND OPTARG:'$OPTARG'"
done
echo "exited: var:'$var' OPTIND:$OPTIND OPTARG:'$OPTARG'"
set -- -w 1 -w2 -w -e -e -t -t
echo "*** OPTIND=0, optstring:'w:et' args:$*"
OPTIND=0
while getopts "w:et" var; do
echo "var:'$var' OPTIND:$OPTIND OPTARG:'$OPTARG'"
done
echo "exited: var:'$var' OPTIND:$OPTIND OPTARG:'$OPTARG'"