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#!/bin/sh
# Ensure that ls --file-type does not call stat unnecessarily.
# Also check for the dtype-related (and fs-type dependent) bug
# in coreutils-6.0 that made ls -CF columns misaligned.
# Copyright (C) 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 2 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, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
# The trick is to create an un-stat'able symlink and to see if ls
# can report its type nonetheless, using dirent.d_type.
if test "$VERBOSE" = yes; then
set -x
ls --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
# Skip this test unless "." is on a file system with useful d_type info.
# FIXME: This uses "ls -p" to decide whether to test "ls" with other options,
# but if ls's d_type code is buggy then "ls -p" might be buggy too.
mkdir -p c/d || framework_failure=1
chmod a-x c || framework_failure=1
if test "X`ls -p c 2>&1`" != Xd/; then
echo "$0: '.' is not on a suitable file system for this test" 1>&2
echo "$0: skipping this test" 1>&2
(exit 77); exit 77
fi
mkdir d || framework_failure=1
ln -s / d/s || framework_failure=1
chmod 600 d || framework_failure=1
mkdir -p e/a2345 e/b || framework_failure=1
chmod 600 e || framework_failure=1
if test $framework_failure = 1; then
echo "$0: failure in testing framework" 1>&2
(exit 1); exit 1
fi
fail=0
ls --file-type d > out || fail=1
cat <<\EOF > exp || fail=1
s@
EOF
cmp out exp || fail=1
test $fail = 1 && diff out exp 2> /dev/null
rm -f out exp
# Check for the ls -CF misaligned-columns bug:
ls -CF e > out || fail=1
# coreutils-6.0 would print two spaces after the first slash,
# rather than the appropriate TAB.
printf 'a2345/\tb/\n' > exp || fail=1
cmp out exp || fail=1
test $fail = 1 && diff out exp 2> /dev/null
(exit $fail); exit $fail
|
