#   This program 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.
#
#   This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
#
# check saving and restoring positional parameters around function calls

f()
{
	echo $FUNCNAME: "$@"
}

f1()
{
	f {1..50}
	echo $FUNCNAME: after: $@
}

set -- {1..100}

f1 {1..20}
echo done: $@

f3()
{
	echo $FUNCNAME:$1
	shift
	if [ $# -le 0 ]; then
		return
	fi
	f3 "$@"
}

f3 {1..20}

# now let's try source with and without positional parameters

set -- {1..20}
echo before source: "$@"
. ./varenv15.in
echo after source 1: "$@"
. ./varenv15.in one two three four five six seven eight nine ten
echo after source 2: "$@"