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#!/bin/sh
PATH=/bin:/sbin:/usr/bin:/usr/sbin:$PATH
show_usage () {
echo "usage: $0 [v] group" >&2
exit 1
}
while getopts 'v' f; do
case $f in
v) ;; # ignored
\?) show_usage;;
esac
done
shift $(($OPTIND - 1))
if test $# -ne 1; then
show_usage
fi
cp -p /etc/group /etc/group.tmp
awk -F: -v name="$1" '$1 != name' /etc/group > /etc/group.tmp
mv /etc/group.tmp /etc/group
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