#!/bin/sh# Make sure chmod mode arguments of the form A=B work properly.# Before fileutils-4.1.2, some of them didn't.if test "$VERBOSE" = yes; then  set -x  chmod --versionfipwd=`pwd`tmp=equals.$$trap 'status=$?; cd $pwd; rm -rf $tmp && exit $status' 0trap '(exit $?); exit' 1 2 13 15framework_failure=0mkdir $tmp || framework_failure=1cd $tmp || framework_failure=1touch f || framework_failure=1if test $framework_failure = 1; then  echo '$0: failure in testing framework' 1>&2  (exit 1); exitfifail=0expected_u=-rwx------expected_g=----rwx---expected_o=-------rwxfor 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  donedone(exit $fail); exit