#! /bin/sh

# Test for POSIX options for grep

#

# Copyright (C) 2001, 2006, 2009-2017 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.

#

# grep [ -E| -F][ -c| -l| -q ][-insvx] -e pattern_list

#      [-f pattern_file] ... [file. ..]

# grep [ -E| -F][ -c| -l| -q ][-insvx][-e pattern_list]

#      -f pattern_file ... [file ...]

# grep [ -E| -F][ -c| -l| -q ][-insvx] pattern_list [file...]

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

fail=0

# checking for -E extended regex

echo "abababccccccd" | grep -E -e 'c{3}' > /dev/null 2>&1

if test $? -ne 0 ; then

        echo "Options: Wrong status code, test #1 failed"

        fail=1

fi

# checking for basic regex

echo "abababccccccd" | grep -G -e 'c\{3\}' > /dev/null 2>&1

if test $? -ne 0 ; then

        echo "Options: Wrong status code, test #2 failed"

        fail=1

fi

# checking for fixed string

echo "abababccccccd" | grep -F -e 'c\{3\}' > /dev/null 2>&1

if test $? -ne 1 ; then

        echo "Options: Wrong status code, test #3 failed"

        fail=1

fi

# checking for multiple -e options; see:

# http://bugs.gnu.org/21670

echo abchelloabc | grep -e '^hello' -e 'hello$' > /dev/null 2>&1

if test $? -ne 1 ; then

        echo "Options: Wrong status code, test #4 failed"

        fail=1

fi

Exit $fail