#! /bin/sh
# Check for grep -F with two patterns consisting of the same char.
#
# Copyright 2016-2019 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_en_utf8_locale_

fail=0

for LOC in en_US.UTF-8 $zh $LOCALE_FR_UTF8; do
  printf '0\n0\n' >pat
  printf '0\n' >in
  out=out-$LOC
  LC_ALL=$LOC grep -Ff pat in >$out || fail=1
  compare in $out || fail=1
done

Exit $fail