2 # Tests for file descriptor exhaustion.
4 # Copyright (C) 2009-2011 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/>.
19 . "${srcdir=.}/init.sh"; path_prepend_ ../src
22 # Skip the test when running under valgrind.
23 ( ulimit -n 6; sort 3<&- 4<&- 5<&- < /dev/null ) \
24 || skip_ 'fd-limited sort failed; are you running under valgrind?'
26 for i in $(seq 31); do
27 echo $i | tee -a in > __test.$i || framework_failure_
33 sort -n -m __test.* 3<&- 4<&- 5<&- < /dev/null > out
36 { fail=1; echo 'file descriptor exhaustion not handled' 1>&2; }
38 echo 32 | tee -a in > in1
41 sort -n -m __test.* - 3<&- 4<&- 5<&- < in1 > out
43 compare in out || { fail=1; echo 'stdin not handled properly' 1>&2; }