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#!/bin/sh
# Verify that chmod works correctly with odd option combinations.
# Copyright (C) 2004-2017 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/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ chmod
# Each line in this list is a set of arguments, followed by :,
# followed by the set of files it will attempt to chmod,
# or empty if the usage is erroneous.
# Many of these test cases are due to Glenn Fowler.
# These test cases assume GNU behavior for "options" like -w.
cases='
-- :
-- -- :
-- -- -- f : -- f
-- -- -w f : -w f
-- -- f : f
-- -w :
-- -w -- f : -- f
-- -w -w f : -w f
-- -w f : f
-- f :
-w :
-w -- :
-w -- -- f : -- f
-w -- -w f : -w f
-w -- f : f
-w -w :
-w -w -- f : f
-w -w -w f : f
-w -w f : f
-w f : f
f :
f -- :
f -w : f
f f :
u+gr f :
ug,+x f :
'
all_files=$(echo "$cases" | sed 's/.*://'|sort -u)
old_IFS=$IFS
IFS='
'
for case in $cases; do
IFS=$old_IFS
args=$(expr "$case" : ' *\(.*[^ ]\) *:')
files=$(expr "$case" : '.*: *\(.*\)')
case $files in
'')
touch -- $all_files || framework_failure_
returns_ 1 chmod $args 2>/dev/null || fail=1
;;
?*)
touch -- $files || framework_failure_
chmod $args || fail=1
for file in $files; do
# Test for misparsing args by creating all $files but $file.
# chmod has a bug if it succeeds even though $file is absent.
rm -f -- $all_files && touch -- $files && rm -- $file \
|| framework_failure_
returns_ 1 chmod $args 2>/dev/null || fail=1
done
;;
esac
done
Exit $fail
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