global: convert indentation-TABs to spaces
[coreutils.git] / lib / t-chdir-long
blob489c6b50a97f294f8e78882f693999d3783bbec0
1 #!/bin/sh
2 # Exercise chdir-long's sample main program.
4 # Copyright (C) 2005, 2006, 2009 Free Software Foundation, Inc.
6 # This program is free software: you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation, either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program. If not, see <http://www.gnu.org/licenses/>.
20 # FIXME: add traps and choose top level names so that
21 # temporary directories are easier to remove.
22 # FIXME: don't clobber a.out
24 gcc -DTEST_CHDIR -g -O -W -Wall \
25 chdir-long.c libcoreutils.a
27 vg='valgrind --track-fds=yes --leak-check=yes --quiet --num-callers=9'
28 vg="$vg --leak-resolution=high"
30 # Create a directory with name of the specified length.
31 # Caveat: assumes the requested length is longer than that of $TMPDIR or /tmp.
32 function mkdir_len
34 local n
35 case $# in 1) n=$1;; *) echo "Usage: $FUNCNAME N" 1>&2; return 1;; esac
36 local root=${TMPDIR=/tmp}
37 test -n "$ROOT" && root=$ROOT
38 ( cd $root &&
39 perl -e 'my $len='$n'-length "'$root'";$i=100;$d="z"x$i;
40 while ($i+2 < $len) {
41 $len -= $i + 1;
42 mkdir $d,0700 or die "$!\n";
43 chdir $d} $d="z"x($len-1);
44 mkdir $d or die "mkdir_len: $d: $!\n"' )
47 size_list=
48 pow_2=128
49 for i in 7 8 9 10 11 12 13 14 15 16 17; do
50 n=$pow_2
51 nm1=`expr $pow_2 - 1`
52 np1=`expr $pow_2 + 1`
53 size_list="$size_list $nm1 $n $np1"
54 pow_2=`expr $pow_2 \* 2`
55 done
57 for t in . /t /tmp /var/tmp; do
58 test -d $t || continue
59 printf "$t\n"
60 export TMPDIR=$t
61 for i in `echo $size_list 99999 11`; do
62 printf "$t\t$i\n"
63 mkdir_len $i
64 find $TMPDIR/zz*|tail -n1 > in
65 tt=`echo $t|tr / -`
66 # strace -o /t/k-$tt-$i ./a.out < in > out
67 ./a.out < in > out
68 # eval "$vg ./a.out no-pwd < in"
69 rm -rf $TMPDIR/zz*
70 if test "$TMPDIR" = . ; then
71 (pwd|tr -d '\n'; sed 's/^\.//' in) > k; rm -f in; mv k in
73 diff -u in out > diff \
74 || { echo FAIL $t:$i; cut -b 1-35 diff; } \
75 && rm -f diff in out
76 done
77 done
79 rm -f a.out