#!/bin/sh
#
# 2016 Darko Poljak (darko.poljak at gmail.com)
#
# This file is part of cdist.
#
# cdist is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# cdist is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with cdist. If not, see <http://www.gnu.org/licenses/>.
#
# This explorer returns script code string for running a command with su.
# If no su is found then it returns empty string.
# It uses two arguments, first user and the second command to run.
# If the result string is assigned to foo it can be used in code
# generation as:
# echo "$foo user command"
#

which su > /dev/null 2>&1
if [ $? -eq 0 ]
then
    su_func='f() { su -c "$2" $1 ; }'
    echo "eval '${su_func}' ; f "
else
    echo ""
fi