#!/bin/sh # Test for nftw(3). # Copyright (C) 1997-2024 Free Software Foundation, Inc. # This file is part of the GNU C Library. # The GNU C Library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License, or (at your option) any later version. # The GNU C Library 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 # Lesser General Public License for more details. # You should have received a copy of the GNU Lesser General Public # License along with the GNU C Library; if not, see # <https://www.gnu.org/licenses/>. set -e # The common objpfx, used to find libraries and the dynamic loader. objpfx=$1 # We expect one parameter which is the test program. This must understand # a number options: # --phys use the FTW_PHYS flag # --chdir use the FTW_CHDIR and print the current directory # in the callback # --depth use the FTW_DEPTH flag # --early-exit print file@2 item only and return non-zero from the # callback when it is seen testprogram=$2 # We cannot test this as root. if test `id | sed "s/uid=\([0-9]*\).*/\1/"` = 0; then exit 0 fi # Since we use `sort' we must make sure to use the same locale everywhere. LC_ALL=C export LC_ALL # First create our scenario: tmp=${objpfx}io tmpdir=$(mktemp -d $tmp/ftwtest.d.XXXXXX) ftwtest=$(basename $tmpdir) trap 'chmod -fR a+x $tmpdir; rm -fr $tmpdir $testout' 0 1 2 3 15 mkdir $tmpdir/foo mkdir $tmpdir/bar echo > $tmpdir/baz mkdir $tmpdir/foo/lvl1 echo > $tmpdir/foo/lvl1/file@1 mkdir $tmpdir/foo/lvl1/lvl2 echo > $tmpdir/foo/lvl1/lvl2/file@2 mkdir $tmpdir/foo/lvl1/lvl2/lvl3 echo > $tmpdir/foo/lvl1/lvl2/lvl3/file@3 ln -s $tmpdir $tmpdir/foo/lvl1/lvl2/lvl3/link@3 ln -s $tmpdir/foo/lvl1/lvl2 $tmpdir/foo/lvl1/lvl2/link@2 ln -s $tmpdir/foo/lvl1/lvl2/lvl3/lvl4 $tmpdir/foo/lvl1/link@1 echo > $tmpdir/bar/xo chmod a-x,a+r $tmpdir/bar testout=$(mktemp $tmp/ftwtest-tmp-XXXXXX.out) $testprogram $tmpdir | sort > $testout cat <<EOF | cmp $testout - || exit 1 base = "$tmp/", file = "$ftwtest", flag = FTW_D, level = 0 base = "$tmp/$ftwtest/", file = "bar", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/", file = "baz", flag = FTW_F, level = 1 base = "$tmp/$ftwtest/", file = "foo", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/bar/", file = "xo", flag = FTW_NS, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/lvl1/", file = "file@1", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "link@1", flag = FTW_SLN, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "lvl2", flag = FTW_D, level = 3 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "lvl3", flag = FTW_D, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/lvl3/", file = "file@3", flag = FTW_F, level = 5 EOF rm $testout $testprogram --depth $tmpdir | sort > $testout cat <<EOF | cmp $testout - || exit 1 base = "$tmp/", file = "$ftwtest", flag = FTW_DP, level = 0 base = "$tmp/$ftwtest/", file = "bar", flag = FTW_DP, level = 1 base = "$tmp/$ftwtest/", file = "baz", flag = FTW_F, level = 1 base = "$tmp/$ftwtest/", file = "foo", flag = FTW_DP, level = 1 base = "$tmp/$ftwtest/bar/", file = "xo", flag = FTW_NS, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1", flag = FTW_DP, level = 2 base = "$tmp/$ftwtest/foo/lvl1/", file = "file@1", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "link@1", flag = FTW_SLN, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "lvl2", flag = FTW_DP, level = 3 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "lvl3", flag = FTW_DP, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/lvl3/", file = "file@3", flag = FTW_F, level = 5 EOF rm $testout $testprogram --phys $tmpdir | sort > $testout cat <<EOF | cmp $testout - || exit 1 base = "$tmp/", file = "$ftwtest", flag = FTW_D, level = 0 base = "$tmp/$ftwtest/", file = "bar", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/", file = "baz", flag = FTW_F, level = 1 base = "$tmp/$ftwtest/", file = "foo", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/bar/", file = "xo", flag = FTW_NS, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/lvl1/", file = "file@1", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "link@1", flag = FTW_SL, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "lvl2", flag = FTW_D, level = 3 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "link@2", flag = FTW_SL, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "lvl3", flag = FTW_D, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/lvl3/", file = "file@3", flag = FTW_F, level = 5 base = "$tmp/$ftwtest/foo/lvl1/lvl2/lvl3/", file = "link@3", flag = FTW_SL, level = 5 EOF rm $testout # For the next test everything must be readable. chmod -fR a+x $tmpdir $testprogram --chdir $tmpdir | sort > $testout # perhaps $tmp involves some symlinks... tmpreal=`cd $tmp; pwd -P 2>/dev/null` cat <<EOF | cmp $testout - || exit 1 base = "$tmp/", file = "$ftwtest", flag = FTW_D, cwd = $tmpreal, level = 0 base = "$tmp/$ftwtest/", file = "bar", flag = FTW_D, cwd = $tmpreal/$ftwtest, level = 1 base = "$tmp/$ftwtest/", file = "baz", flag = FTW_F, cwd = $tmpreal/$ftwtest, level = 1 base = "$tmp/$ftwtest/", file = "foo", flag = FTW_D, cwd = $tmpreal/$ftwtest, level = 1 base = "$tmp/$ftwtest/bar/", file = "xo", flag = FTW_F, cwd = $tmpreal/$ftwtest/bar, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo, level = 2 base = "$tmp/$ftwtest/foo/lvl1/", file = "file@1", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "link@1", flag = FTW_SLN, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "lvl2", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "lvl3", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/lvl3/", file = "file@3", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2/lvl3, level = 5 EOF rm $testout curwd=`pwd -P 2>/dev/null` cd "$tmp" $testprogram --chdir $ftwtest | sort > $testout cd "$curwd" cat <<EOF | diff -u $testout - || exit 1 base = "", file = "$ftwtest", flag = FTW_D, cwd = $tmpreal, level = 0 base = "$ftwtest/", file = "bar", flag = FTW_D, cwd = $tmpreal/$ftwtest, level = 1 base = "$ftwtest/", file = "baz", flag = FTW_F, cwd = $tmpreal/$ftwtest, level = 1 base = "$ftwtest/", file = "foo", flag = FTW_D, cwd = $tmpreal/$ftwtest, level = 1 base = "$ftwtest/bar/", file = "xo", flag = FTW_F, cwd = $tmpreal/$ftwtest/bar, level = 2 base = "$ftwtest/foo/", file = "lvl1", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo, level = 2 base = "$ftwtest/foo/lvl1/", file = "file@1", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$ftwtest/foo/lvl1/", file = "link@1", flag = FTW_SLN, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$ftwtest/foo/lvl1/", file = "lvl2", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$ftwtest/foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2, level = 4 base = "$ftwtest/foo/lvl1/lvl2/", file = "lvl3", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2, level = 4 base = "$ftwtest/foo/lvl1/lvl2/lvl3/", file = "file@3", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2/lvl3, level = 5 EOF rm $testout curwd=`pwd -P` cd "$tmp" $testprogram --chdir $ftwtest/. | sort > $testout cd "$curwd" cat <<EOF | diff -u $testout - || exit 1 base = "$ftwtest/", file = ".", flag = FTW_D, cwd = $tmpreal/$ftwtest, level = 0 base = "$ftwtest/./", file = "bar", flag = FTW_D, cwd = $tmpreal/$ftwtest, level = 1 base = "$ftwtest/./", file = "baz", flag = FTW_F, cwd = $tmpreal/$ftwtest, level = 1 base = "$ftwtest/./", file = "foo", flag = FTW_D, cwd = $tmpreal/$ftwtest, level = 1 base = "$ftwtest/./bar/", file = "xo", flag = FTW_F, cwd = $tmpreal/$ftwtest/bar, level = 2 base = "$ftwtest/./foo/", file = "lvl1", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo, level = 2 base = "$ftwtest/./foo/lvl1/", file = "file@1", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$ftwtest/./foo/lvl1/", file = "link@1", flag = FTW_SLN, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$ftwtest/./foo/lvl1/", file = "lvl2", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 3 base = "$ftwtest/./foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2, level = 4 base = "$ftwtest/./foo/lvl1/lvl2/", file = "lvl3", flag = FTW_D, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2, level = 4 base = "$ftwtest/./foo/lvl1/lvl2/lvl3/", file = "file@3", flag = FTW_F, cwd = $tmpreal/$ftwtest/foo/lvl1/lvl2/lvl3, level = 5 EOF rm $testout curwd=`pwd -P 2>/dev/null` cd "$tmp" $testprogram --chdir $ftwtest/foo/lvl1/link@1 | sort > $testout cd "$curwd" cat <<EOF | diff -u $testout - || exit 1 base = "$ftwtest/foo/lvl1/", file = "link@1", flag = FTW_SLN, cwd = $tmpreal/$ftwtest/foo/lvl1, level = 0 EOF rm $testout $testprogram --early-exit $tmpdir | sort > $testout cat <<EOF | cmp $testout - || exit 1 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, level = 4 succeeded EOF rm $testout mkdir $tmpdir/foo/lvl1b echo > $tmpdir/foo/lvl1b/file@1b echo > $tmpdir/foo/lvl1b/file2@1b echo > $tmpdir/foo/lvl1b/file3@1b $testprogram --skip-subtree=lvl1 $tmpdir | sort > $testout cat <<EOF | diff -u $testout - || exit 1 base = "$tmp/", file = "$ftwtest", flag = FTW_D, level = 0 base = "$tmp/$ftwtest/", file = "bar", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/", file = "baz", flag = FTW_F, level = 1 base = "$tmp/$ftwtest/", file = "foo", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/bar/", file = "xo", flag = FTW_F, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1b", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file2@1b", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file3@1b", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file@1b", flag = FTW_F, level = 3 EOF rm $testout $testprogram --skip-siblings=lvl1 $tmpdir | sort > $testout # The filesystem is not required to put lvl1 before lvl1b. # If lvl1b comes after lvl1, it shouldn't be printed, while if it # comes before, it should. catcmd=cat [ -n "`ls -U $tmpdir/foo/ | sed -n '/lvl1$/,${/lvl1b$/p;}'`" ] \ && catcmd="grep -v lvl1b" $catcmd <<EOF | diff -u $testout - || exit 1 base = "$tmp/", file = "$ftwtest", flag = FTW_D, level = 0 base = "$tmp/$ftwtest/", file = "bar", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/", file = "baz", flag = FTW_F, level = 1 base = "$tmp/$ftwtest/", file = "foo", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/bar/", file = "xo", flag = FTW_F, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1b", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file2@1b", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file3@1b", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file@1b", flag = FTW_F, level = 3 EOF rm $testout $testprogram --skip-siblings=file@1b $tmpdir | sort > $testout # The filesystem is not required to put file2@1b and file3@1b after file@1b. # If file[23]@1b come after file@1b, it shouldn't be printed, while if they # come before, they should. regexp=`echo $(ls -U $tmp/$ftwtest/foo/lvl1b \ | sed -n '/file@1b$/,${/file[23]@1b$/p;}') | sed 's, ,|,'` catcmd=cat [ -n "$regexp" ] && catcmd="grep -E -v $regexp" $catcmd <<EOF | diff -u $testout - || exit 1 base = "$tmp/", file = "$ftwtest", flag = FTW_D, level = 0 base = "$tmp/$ftwtest/", file = "bar", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/", file = "baz", flag = FTW_F, level = 1 base = "$tmp/$ftwtest/", file = "foo", flag = FTW_D, level = 1 base = "$tmp/$ftwtest/bar/", file = "xo", flag = FTW_F, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/", file = "lvl1b", flag = FTW_D, level = 2 base = "$tmp/$ftwtest/foo/lvl1/", file = "file@1", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "link@1", flag = FTW_SLN, level = 3 base = "$tmp/$ftwtest/foo/lvl1/", file = "lvl2", flag = FTW_D, level = 3 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "file@2", flag = FTW_F, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/", file = "lvl3", flag = FTW_D, level = 4 base = "$tmp/$ftwtest/foo/lvl1/lvl2/lvl3/", file = "file@3", flag = FTW_F, level = 5 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file2@1b", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file3@1b", flag = FTW_F, level = 3 base = "$tmp/$ftwtest/foo/lvl1b/", file = "file@1b", flag = FTW_F, level = 3 EOF rm $testout rm -fr $tmpdir trap '' 0 exit 0