#!/bin/sh
#
# xflock4 - try to lock the screen
#
# Permission to use, copy, modify, and distribute this software for any
# purpose with or without fee is hereby granted, provided that the above
# copyright notice and this permission notice appear in all copies.
#
# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
# TORTIOUS ACTION, ARISING OUT OF
# PERFORMANCE OF THIS SOFTWARE.

PATH=/bin:/usr/bin
export PATH

for lock_cmd in \
    "xscreensaver-command -lock" \
    "gnome-screensaver-command --lock"
do
    $lock_cmd >/dev/null 2>&1 && exit 0
done

if test -n "`which slock 2>/dev/null`"; then
  slock &
  exit 0
fi
if test -n "`which xlock 2>/dev/null`"; then
  xlock -mode blank &
  exit 0
fi

exit 1