#! /bin/sh

# Ensure that grep -oaP doesn't infloop for invalid multi-byte input

#

# Copyright (C) 2015-2017 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_timeout_

require_en_utf8_locale_

require_compiled_in_MB_support

LC_ALL=en_US.UTF-8 require_pcre_

fail=0

printf '\201_\0' > in || framework_failure_

printf '_\n' > exp || framework_failure_

LC_ALL=en_US.UTF-8 timeout 10 grep -aoP _ in > out 2> err || fail=1

compare exp out || fail=1

compare /dev/null err || fail=1

Exit $fail