1#!/bin/sh
2# test that the empty file means no pattern
3# and an empty pattern means match all.
4
5: ${srcdir=.}
6
7failures=0
8
9for options in '-E' '-E -w' '-F -x' '-G -w -x'; do
10
11	# should return 0 found a match
12	echo "" | ${GREP} $options -e '' > /dev/null 2>&1
13	if test $? -ne 0 ; then
14		echo "Status: Wrong status code, test \#1 failed ($options)"
15		failures=1
16	fi
17
18	# should return 1 found no match
19	echo "abcd" | ${GREP} $options -f /dev/null  > /dev/null 2>&1
20	if test $? -ne 1 ; then
21		echo "Status: Wrong status code, test \#2 failed ($options)"
22		failures=1
23	fi
24
25	# should return 0 found a match
26	echo "abcd" | ${GREP} $options -f /dev/null -e "abcd" > /dev/null 2>&1
27	if test $? -ne 0 ; then
28		echo "Status: Wrong status code, test \#3 failed ($options)"
29		failures=1
30	fi
31done
32
33exit $failures
34