1#!/bin/sh 2# check for file descriptor leak 3 4# Copyright (C) 2003-2023 Free Software Foundation, Inc. 5 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. 10 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. 15 16# You should have received a copy of the GNU General Public License 17# along with this program. If not, see <https://www.gnu.org/licenses/>. 18 19. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src 20print_ver_ du 21 22# Call this an expensive test. It's not that expensive, but command line 23# limitations might induce failure on some losing systems. 24expensive_ 25 26# Create 1296 (36^2) files. 27# Their names and separating spaces take up 3887 bytes. 28x='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' 29f= 30for i in $x; do 31 for j in $x; do 32 f="$f $i$j" 33 done 34done 35 36# This may fail due to command line limitations. 37touch $f || framework_failure_ 38 39 40# With coreutils-5.0, this would fail due to a file descriptor leak. 41du $f > out || fail=1 42 43Exit $fail 44