1#!/bin/sh
2#
3# Check descriptor set parsing syntax.
4#
5# Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
6# Copyright (c) 2016-2018 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=.}/syntax.sh"
32
33check_fd_qualify()
34{
35	check_e "invalid descriptor '$1'" -e"read=$2"
36	check_e "invalid descriptor '$1'" -e "read=$2"
37	check_e "invalid descriptor '$1'" -e"write=$2"
38	check_e "invalid descriptor '$1'" -e "write=$2"
39}
40
41for arg in '' , ,, ,,, ; do
42	check_fd_qualify "$arg" "$arg"
43	check_fd_qualify "!$arg" "!$arg"
44done
45
46for arg in -1 -42 \
47	   not_fd \
48	   2147483648 \
49	   4294967296 \
50	   ; do
51	check_fd_qualify "$arg" "$arg"
52	check_fd_qualify "$arg" "1,$arg"
53	check_fd_qualify "$arg" "$arg,1"
54	check_fd_qualify "$arg" "!$arg"
55done
56
57for arg in ! all none; do
58	check_fd_qualify "$arg" "1,$arg"
59	check_fd_qualify "!$arg" "1,!$arg"
60done
61