1#!/bin/sh
2# ensure that du and wc handle --files0-from=DIR
3
4# Copyright (C) 2011-2023 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
19. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
20print_ver_ du wc
21
22mkdir dir
23
24# Skip this test if reading from a directory succeeds.
25# In that case, using --files0-from=dir would yield garbage,
26# interpreting the directory entry as a sequence of
27# NUL-separated file names.
28cat dir > /dev/null && skip_ "cat dir/ succeeds"
29
30for prog in du wc; do
31  $prog --files0-from=dir > /dev/null 2>err && fail=1
32  printf "$prog: dir:\n" > exp || fail=1
33  # The diagnostic string is usually "Is a directory" (ENOTDIR),
34  # but accept a different string or errno value.
35  sed "s/dir:.*/dir:/" err > k; mv k err
36  compare exp err || fail=1
37done
38
39Exit $fail
40