strace/tests/bexecve.test

#!/bin/sh
#
# Check -bexecve behavior.
#
# Copyright (c) 2015 Dmitry V. Levin <ldv@altlinux.org>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. The name of the author may not be used to endorse or promote products
#    derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

. "${srcdir=.}/init.sh"

run_strace_redir()
{
	args="$*"
	$STRACE "$@" 2> "$LOG"
}

run_strace_redir -enone ./set_ptracer_any true ||
	dump_log_and_fail_with "$STRACE $args: unexpected exit status"

run_strace_redir -enone ./set_ptracer_any false
[ $? -eq 1 ] ||
	dump_log_and_fail_with "$STRACE $args: unexpected exit status"

run_strace_redir -bexecve -enone ./set_ptracer_any false ||
	dump_log_and_fail_with "$STRACE $args: unexpected exit status"

pattern_detached='[^:]*strace: Process [1-9][0-9]* detached'
pattern_personality='[^:]*strace: \[ Process PID=[1-9][0-9]* runs in .* mode. \]'

LC_ALL=C grep -x "$pattern_detached" "$LOG" > /dev/null ||
	dump_log_and_fail_with "$STRACE $args: output mismatch"

if LC_ALL=C grep -E -v -x "($pattern_detached|$pattern_personality)" "$LOG" > /dev/null; then
	dump_log_and_fail_with "$STRACE $args: unexpected output"
fi

exit 0