#!/bin/sh -efu
# MIT/X Consortium License
#
# 2010-2013 Petr Šabata <contyk@redhat.com>
# 2016 Gleb Fotengauer-Malinovskiy <glebfm@altlinux.org>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
#

. shell-error

bindir=$HOME/.dwm

usage() {
    echo "$PROG [-h]" 1>&2
    echo " -h  Show this help" 1>&2
}

run_custom() {
    message "Running user dwm..."
    "$bindir"/dwm
}

run_system() {
    message "Running system dwm..."
    /usr/bin/dwm
}

if [ "$#" -gt 0 ]; then
    usage
    exit
fi

if [ -f "$bindir"/dwm ]; then
    run_custom
else
    run_system
fi
