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#!/bin/sh
# Make sure chmod mode arguments of the form A=B work properly.
# Before fileutils-4.1.2, some of them didn't.
# Also, before coreutils-5.3.1, =[ugo] sometimes didn't work.
if test "$VERBOSE" = yes; then
set -x
chmod --version
fi
pwd=`pwd`
tmp=equals.$$
trap 'status=$?; cd $pwd; rm -rf $tmp && exit $status' 0
trap '(exit $?); exit' 1 2 13 15
framework_failure=0
mkdir $tmp || framework_failure=1
cd $tmp || framework_failure=1
touch f || framework_failure=1
if test $framework_failure = 1; then
echo "$0: failure in testing framework" 1>&2
(exit 1); exit 1
fi
fail=0
expected_u=-rwx------
expected_g=----rwx---
expected_o=-------rwx
for src in u g o; do
for dest in u g o; do
test $dest = $src && continue
chmod a=,$src=rwx,$dest=$src,$src= f || fail=1
set _ `ls -l f`; shift; actual_perms=$1
expected_perms=`eval 'echo \$expected_'$dest`
test "$actual_perms" = "$expected_perms" || fail=1
done
done
umask 027
chmod a=,u=rwx,=u f || fail=1
set _ `ls -l f`; shift; actual_perms=$1
test "$actual_perms" = "-rwxr-x---" || fail=1
(exit $fail); exit $fail
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