File: strace-self.test

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strace 6.13%2Bds-1
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#!/bin/sh -efu
#
# Check how strace handles attempts to trace itself.
#
# Copyright (c) 2023 Dmitry V. Levin <ldv@strace.io>
# All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0-or-later

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

rc=0
sh -c "exec $STRACE -p \$\$" 2> "$LOG" || rc=$?
[ "$rc" = 1 ] ||
	fail_ "expected rc 1, got rc $rc"

args=
echo "$STRACE: I'm sorry, I can't let you do that, Dave." > "$EXP"
match_diff "$LOG" "$EXP"