#! /bin/sh
# Before grep-2.19, grep -Pw %% would match %% enclosed in word boundaries
#
# Copyright (C) 2014-2017 Free Software Foundation, Inc.
#
# Copying and distribution of this file, with or without modification,
# are permitted in any medium without royalty provided the copyright
# notice and this notice are preserved.

. "${srcdir=.}/init.sh"; path_prepend_ ../src
require_pcre_

fail=0

echo %aa% > in || framework_failure_
grep -Pw aa in > out || fail=1
compare out in || fail=1

echo a%%a > in || framework_failure_
grep -Pw %% in > out && fail=1
compare /dev/null out || fail=1

echo %%%% > in || framework_failure_
grep -Pw %% in > out || fail=1
compare out in || fail=1

echo %% > in || framework_failure_
grep -Pw %% in > out || fail=1
compare out in || fail=1

Exit $fail