#!/bin/sh
# make sure `cp -p' preserves special bits
# This works only when run as root.

# This test would fail due to a bug introduced in 4.0y.
# The bug was fixed in 4.0z.

if test "$VERBOSE" = yes; then
  set -x
  cp --version
fi

pwd=`pwd`
tmp=spec-bits.$$
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 file || framework_failure=1
chmod u-w file || framework_failure=1
(echo foo >> file) >/dev/null 2>&1 || {
  echo '********************************************'
  echo "$0: NOTICE: This test must be run as root."
  echo "You can do the following as \`root' to run just this test:"
  echo ""
  echo "cd $pwd && $MAKE check TESTS=special-bits"
  echo ""
  echo "Here's a minimalist version.  It outputs nothing when the test"
  echo "succeeds, and \`FAIL' if it fails."
  echo ""
  echo "cd $pwd \\"
  echo "  && env PATH=../../src:\$PATH MAKE=$MAKE ./special-bits || echo FAIL"
  echo ""
  echo '********************************************'
  exit 77
}

touch a b || framework_failure=1
chmod u+sx,go= a || framework_failure=1
chmod u=rwx,g=sx,o= b || framework_failure=1

if test $framework_failure = 1; then
  echo 'failure in testing framework'
  exit 1
fi

fail=0

cp -p a a2 || fail=1
set _ `ls -l a`; shift; p1=$1
set _ `ls -l a2`; shift; p2=$1
test $p1 = $p2 || fail=1

cp -p b b2 || fail=1
set _ `ls -l b`; shift; p1=$1
set _ `ls -l b2`; shift; p2=$1
test $p1 = $p2 || fail=1

(exit $fail); exit