File: filtering_fd-syntax.test

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#!/bin/sh
#
# Check descriptor set parsing syntax.
#
# Copyright (c) 2016 Dmitry V. Levin <ldv@strace.io>
# Copyright (c) 2016-2020 The strace developers.
# All rights reserved.
#
# SPDX-License-Identifier: GPL-2.0-or-later

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

check_fd_qualify()
{
	check_e "invalid descriptor '$1'" -e"read=$2"
	check_e "invalid descriptor '$1'" -e "read=$2"
	check_e "invalid descriptor '$1'" "--read=$2"
	check_e "invalid descriptor '$1'" -e"write=$2"
	check_e "invalid descriptor '$1'" -e "write=$2"
	check_e "invalid descriptor '$1'" "--write=$2"
}

for arg in '' , ,, ,,, ; do
	check_fd_qualify "$arg" "$arg"
	check_fd_qualify "!$arg" "!$arg"
done

for arg in -1 -42 \
	   not_fd \
	   2147483648 \
	   4294967296 \
	   ; do
	check_fd_qualify "$arg" "$arg"
	check_fd_qualify "$arg" "1,$arg"
	check_fd_qualify "$arg" "$arg,1"
	check_fd_qualify "$arg" "!$arg"
done

for arg in ! all none; do
	check_fd_qualify "$arg" "1,$arg"
	check_fd_qualify "!$arg" "1,!$arg"
done