openwrt-packages-dist/net/openconnect/files/openconnect-wrapper

#!/bin/sh

# This script wraps openconnect in order to obtain the password
# file from cmd.

# $1 password file
# $2... are passed to openconnect

test -z "$1" && exit 1

pwfile=$1
shift

pidfile=/var/run/ocwrap-$$.pid

cleanup()
{
	if ! test -z "$pid";then
		kill $pid
		wait $pid
	fi
	exit 0
}

cleanup2()
{
	if ! test -z "$pid";then
		kill -2 $pid
		wait $pid
	fi
	exit 0
}

trap cleanup2 2
trap cleanup 1 3 6 15

rm -f "$pidfile"
/usr/sbin/openconnect $* <$pwfile &
pid=$!

wait $pid