1#!/bin/sh
2# This would fail with grep-2.21's dfa.c.
3
4# Copyright 2014-2021 Free Software Foundation, Inc.
5
6# This program is free software: you can redistribute it and/or modify
7# it under the terms of the GNU General Public License as published by
8# the Free Software Foundation, either version 3 of the License, or
9# (at your option) any later version.
10
11# This program is distributed in the hope that it will be useful,
12# but WITHOUT ANY WARRANTY; without even the implied warranty of
13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14# GNU General Public License for more details.
15
16# You should have received a copy of the GNU General Public License
17# along with this program.  If not, see <https://www.gnu.org/licenses/>.
18
19. "${srcdir=.}/init.sh"; path_prepend_ ../src
20
21# Add "." to PATH for the use of test-dfa-match-aux.
22path_prepend_ .
23
24if (type timeout) >/dev/null 2>&1; then
25    # Busybox's timeout required -t until its 1.30.0 release on 2018-12-31,
26    # after which it became compatible with coreutils' timeout.
27  if timeout --help 2>&1 | grep BusyBox && timeout -t 0 true; then
28    timeout_10='timeout -t 10'
29  else
30    timeout_10='timeout 10'
31  fi
32else
33  timeout_10=
34fi
35
36fail=0
37
38${CHECKER} test-dfa-match-aux a ba 0 > out || fail=1
39compare /dev/null out || fail=1
40
41in=$(printf "bb\nbb")
42$timeout_10 ${CHECKER} test-dfa-match-aux a "$in" 1 > out || fail=1
43compare /dev/null out || fail=1
44
45Exit $fail
46