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#!/bin/sh
# Ensure that du works properly for an argument that refers to a
# symbolic link, and that is specified with a trailing slash.
# Copyright (C) 2002, 2003, 2004, 2006 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/>.
# Before coreutils-4.5.3, it would remove a single trailing slash.
if test "$VERBOSE" = yes; then
set -x
du --version
fi
. $srcdir/../envvar-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 dir/1/2 || framework_failure=1
ln -s dir slink || 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 slink/ | sed 's/^[0-9][0-9]* //' > out
echo === >> out
# Ensure that with -L we get the same results (modulo the trailing slash
# on the third line) even without the trailing slash on the command line.
du -L slink | sed 's/^[0-9][0-9]* //' >> out
cat <<\EOF > exp
slink/1/2
slink/1
slink/
===
slink/1/2
slink/1
slink
EOF
cmp out exp || fail=1
test $fail = 1 && diff out exp 2> /dev/null
(exit $fail); exit $fail
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