#!/bin/sh
# Ensure that even when run from an inaccessible directory, du can still
# operate on accessible directories elsewhere.
# Before the switch to an fts-based implementation in coreutils 5.0.92,
# this test would fail.

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

PRIV_CHECK_ARG=require-non-root . $srcdir/../priv-check

pwd=`pwd`
t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$
trap 'status=$?; cd $pwd; chmod -R u+rwx $t0; rm -rf $t0 && exit $status' 0
trap '(exit $?); exit $?' 1 2 13 15

framework_failure=0
mkdir -p $tmp || framework_failure=1
cd $tmp || framework_failure=1
mkdir -p no-x a/b || framework_failure=1
cd no-x || framework_failure=1
chmod 0 . || framework_failure=1

if test $framework_failure = 1; then
  echo "$0: failure in testing framework" 1>&2
  (exit 1); exit 1
fi

fail=0

du $pwd/$tmp/a > /dev/null || fail=1

(exit $fail); exit $fail