#!/bin/sh -efu
#
# Check -e inject= syntax.
#
# Copyright (c) 2016-2018 Dmitry V. Levin <ldv@strace.io>
# Copyright (c) 2017-2023 The strace developers.
# All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0-or-later

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

zeroes=; i=0; while [ $i -lt 2050 ]; do zeroes="0$zeroes"; i=$((i+1)); done

#
# F
# F+
# F+S

fail_with()
{
	dump_log_and_fail_with \
		"strace -e inject=$* failed to handle an argument error properly"
}

case "$STRACE_ARCH" in
	ia64)	valid_scno=1068 ;;
	*)	valid_scno=42 ;;
esac

for arg in $valid_scno chdir \
	   chdir:$valid_scno \!chdir:$valid_scno \
	   chdir:$valid_scno:when=7 \
	   chdir:invalid \
	   chdir:invalid:when=8 \
	   chdir:error= \
	   chdir:error=:when=10 \
	   chdir:error=invalid_error_name \
	   chdir:error=invalid_error_name:when=11 \
	   chdir:error=-1 \
	   chdir:error=-1:when=12 \
	   chdir:error=-2 \
	   chdir:error=-2:when=13 \
	   chdir:error=3+ \
	   chdir:error=3+:when=14 \
	   chdir:error=4096 \
	   chdir:error=4096:when=15 \
	   chdir:when=7:error=invalid_error_name \
	   chdir:when= \
	   chdir:when=:error=19 \
	   chdir:when=0 \
	   chdir:when=0:error=20 \
	   chdir:when=-1 \
	   chdir:when=-1:error=21 \
	   chdir:when=-2+ \
	   chdir:when=-2+:error=22 \
	   chdir:when=-3+0 \
	   chdir:when=-3+0:error=23 \
	   chdir:when=4- \
	   chdir:when=4-:error=24 \
	   chdir:when=5+- \
	   chdir:when=5+-:error=25 \
	   chdir:when=6++ \
	   chdir:when=6++:error=26 \
	   chdir:when=7+0 \
	   chdir:when=7+0:error=27 \
	   chdir:when=8+-1 \
	   chdir:when=8+-1:error=28 \
	   chdir:when=9+1+ \
	   chdir:when=9+1+:error=29 \
	   chdir:when=65536 \
	   chdir:when=65536:error=30 \
	   chdir:when=1+65536 \
	   chdir:when=1+65536:error=31 \
	   chdir:retval=a \
	   chdir:retval=0b \
	   chdir:retval=0x10000000000000000 \
	   chdir:signal=0 \
	   chdir:signal=129 \
	   chdir:signal=1:signal=2 \
	   chdir:signal=1:retval=0:signal=2 \
	   chdir:retval=0:retval=1 \
	   chdir:error=1:error=2 \
	   chdir:retval=0:error=1 \
	   chdir:error=1:retval=0 \
	   chdir:retval=0:signal=1:error=1 \
	   chdir:delay_enter=-1 \
	   chdir:delay_exit=-2 \
	   chdir:delay_enter=1:delay_enter=2 \
	   chdir:delay_exit=3:delay_exit=4 \
	   chdir:delay_enter=5:delay_exit=6:delay_enter=7 \
	   chdir:delay_exit=8:delay_enter=9:delay_exit=10 \
	   chdir:syscall=invalid \
	   chdir:syscall=chdir \
	   chdir:syscall=%file \
	   chdir:syscall=-42 \
	   chdir:syscall=$valid_scno \
	   chdir:syscall=gettid:syscall=gettid \
	   chdir:when=. \
	   chdir:when=.+ \
	   chdir:when=..+ \
	   chdir:when=+ \
	   chdir:when=++ \
	   chdir:when=10. \
	   chdir:when=11.12 \
	   chdir:when=13.14+ \
	   chdir:when=15.. \
	   chdir:when=16... \
	   chdir:when=17...18 \
	   chdir:when=.19 \
	   chdir:when=..20 \
	   chdir:when=..21+ \
	   chdir:when=..22+3 \
	   chdir:when=24..23 \
	   chdir:when=25..26+0 \
	   chdir:when=27..65535 \
	   chdir:when=28..65535+ \
	   chdir:when=65535..65535 \
	   chdir:when=65535..65535+ \
	   chdir:poke_enter= \
	   chdir:poke_exit= \
	   chdir:poke_enter=invalid \
	   chdir:poke_enter=@arg8= \
	   chdir:poke_enter=@arg0= \
	   chdir:poke_enter=@arg1 \
	   chdir:poke_enter=@arg1= \
	   chdir:poke_enter=@arg1=000 \
	   chdir:poke_enter=@arg1=nothex \
	   chdir:poke_enter=@arg1=$zeroes \
	   chdir:poke_enter=@arg1=5374726163652100,@arg1=5374726163652100 \
	   chdir:poke_enter=@arg1=5374726163652100:poke_enter=@arg1=5374726163652100 \
	   ; do
	$STRACE -e inject="$arg" true 2> "$LOG" &&
		fail_with "$arg"
	LC_ALL=C grep -F 'invalid inject argument' < "$LOG" > /dev/null ||
		fail_with "$arg"
done

exit 0
