1#!/bin/sh 2# 3# Check that strace does not leak placeholder descriptors. 4# 5# Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org> 6# Copyright (c) 2016-2017 The strace developers. 7# All rights reserved. 8# 9# Redistribution and use in source and binary forms, with or without 10# modification, are permitted provided that the following conditions 11# are met: 12# 1. Redistributions of source code must retain the above copyright 13# notice, this list of conditions and the following disclaimer. 14# 2. Redistributions in binary form must reproduce the above copyright 15# notice, this list of conditions and the following disclaimer in the 16# documentation and/or other materials provided with the distribution. 17# 3. The name of the author may not be used to endorse or promote products 18# derived from this software without specific prior written permission. 19# 20# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 31. "${srcdir=.}/init.sh" 32 33case "$STRACE" in 34 *valgrind\ *--suppressions=*) 35 skip_ 'incompatible with valgrind' ;; 36esac 37 38fd0="$LOG.fd0" 39fd1="$LOG.fd1" 40fd2="$LOG.fd2" 41 42check_prog touch 43 44check_fd() 45{ 46 local a1 a2 a3 47 a1="$1" 48 a2="$2" 49 a3="$3" 50 51 rm -f "$LOG" "$fd0" "$fd1" "$fd2" 52 touch "$LOG" "$fd0" || 53 framework_skip_ 'failed to create files' 54 55 set -- "\"../$NAME\"" "\"$1\"" "\"$2\"" "\"$3\"" 56 eval "$@" "<${a1:-&-}" ">${a2:-&-}" "2>${a3:-&-}" || 57 fail_ "$* failed with code $rc" 58 59 set -- "$STRACE" -o"$LOG" -echdir "$@" 60 eval "$@" "<${a1:-&-}" ">${a2:-&-}" "2>${a3:-&-}" || 61 dump_log_and_fail_with "$* failed with code $?" 62} 63 64check_fd "$fd0" "$fd1" "$fd2" 65check_fd '' "$fd1" "$fd2" 66check_fd "$fd0" '' "$fd2" 67check_fd "$fd0" "$fd1" '' 68check_fd '' '' "$fd2" 69check_fd '' "$fd1" '' 70check_fd "$fd0" '' '' 71check_fd '' '' '' 72