summaryrefslogtreecommitdiff
path: root/tests/du/fd-leak
blob: 2336ed891e935534c3aceee244b1e17381e69ffc (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
#!/bin/sh
# check for file descriptor leak

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

# Call this an expensive test.  It's not that expensive, but command line
# limitations might induce failure on some losing systems.
. $srcdir/../expensive

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
# Create 1296 (36^2) files.
# Their names and separating spaces take up 3887 bytes.
x='a b c d e f g h i j k l m n o p q r s t u v w x y z 0 1 2 3 4 5 6 7 8 9'
f=
for i in $x; do
  for j in $x; do
    f="$f $i$j"
  done
done

# This may fail due to command line limitations.
touch $f || framework_failure=1

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

fail=0

# With coreutils-5.0, this would fail due to a file descriptor leak.
du $f > out || fail=1

(exit $fail); exit $fail