#!/bin/sh
# This use of our DFA-testing helper would fail for grep-2.21.
# Copyright 2014-2017 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
. "${srcdir=.}/init.sh"; path_prepend_ ../src
# Add "." to PATH for the use of dfa-match-aux.
path_prepend_ .
fail=0
echo 'dfaerror: invalid character class' > exp
LC_ALL=C dfa-match-aux '[[:foo:]]' a > out 2>&1
compare exp out || fail=1
Exit $fail
