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#!/bin/sh
# Verify that internal failure in chroot gives exact status.
# Copyright (C) 2009-2014 Free Software Foundation, Inc.
# 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/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ chroot
require_built_ chroot
# These tests verify exact status of internal failure; since none of
# them actually run a command, we don't need root privileges
chroot # missing argument
test $? = 125 || fail=1
chroot --- / true # unknown option
test $? = 125 || fail=1
# Note chroot("/") succeeds for non-root users on some systems, but not all,
# however we avoid the chroot() with "/" to have common behvavior.
chroot / sh -c 'exit 2' # exit status propagation
test $? = 2 || fail=1
chroot / . # invalid command
test $? = 126 || fail=1
chroot / no_such # no such command
test $? = 127 || fail=1
# Ensure we don't chdir("/") when not changing root
# to allow only changing user ids for a command.
for dir in '/' '/.' '/../'; do
curdir=$(chroot "$dir" env pwd) || fail=1
test "$curdir" = '/' && fail=1
done
Exit $fail
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