1#!/usr/bin/perl
2# Test "rm" and unreadable directories.
3
4# Copyright (C) 1998-2023 Free Software Foundation, Inc.
5
6# This program is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15
16# You should have received a copy of the GNU General Public License
17# along with this program.  If not, see <https://www.gnu.org/licenses/>.
18
19use strict;
20
21(my $program_name = $0) =~ s|.*/||;
22
23# Turn off localization of executable's output.
24@ENV{qw(LANGUAGE LANG LC_ALL)} = ('C') x 3;
25
26my $d = "dir-$$";
27my $mkdir = {PRE => sub {mkdir $d,0100 or die "$d: $!\n"}};
28my $prog = 'rm';
29my $uid = $<;
30
31my @Tests =
32    (
33     # test-name options input expected-output
34     #
35     # Removing an empty, unwritable directory succeeds.
36     ['unreadable-1', '-rf', $d, {EXIT => 0}, $mkdir],
37
38     ['unreadable-2', '-rf', $d,
39      {EXIT => $uid == 0 ? 0 : 1},
40      {ERR => $uid == 0 ? ''
41                        : "$prog: cannot remove '$d': Permission denied\n"},
42      {PRE => sub { (mkdir $d,0700 and mkdir "$d/x",0700 and chmod 0100,$d)
43                    or die "$d: $!\n"}} ],
44    );
45
46my $save_temps = $ENV{SAVE_TEMPS};
47my $verbose = $ENV{VERBOSE};
48
49my $fail = run_tests ($program_name, $prog, \@Tests, $save_temps, $verbose);
50exit $fail;
51