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#! /bin/sh
# Test for status code for GNU grep.
# status code
# 0 match found
# 1 no match
# 2 file not found
#
# Copyright (C) 2001, 2006, 2009 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=.}
failures=0
# should return 0 found a match
echo "abcd" | ${GREP} -E -e 'abc' > /dev/null 2>&1
if test $? -ne 0 ; then
echo "Status: Wrong status code, test \#1 failed"
failures=1
fi
# should return 1 found no match
echo "abcd" | ${GREP} -E -e 'zbc' > /dev/null 2>&1
if test $? -ne 1 ; then
echo "Status: Wrong status code, test \#2 failed"
failures=1
fi
# the filename MMMMMMMM.MMM should not exist hopefully
if test -r MMMMMMMM.MMM; then
echo "Please remove MMMMMMMM.MMM to run check"
else
# should return 2 file not found
${GREP} -E -e 'abc' MMMMMMMM.MMM > /dev/null 2>&1
if test $? -ne 2 ; then
echo "Status: Wrong status code, test \#3 failed"
failures=1
fi
# should return 2 file not found
${GREP} -E -s -e 'abc' MMMMMMMM.MMM > /dev/null 2>&1
if test $? -ne 2 ; then
echo "Status: Wrong status code, test \#4 failed"
failures=1
fi
# should return 2 file not found
echo "abcd" | ${GREP} -E -s 'abc' - MMMMMMMM.MMM > /dev/null 2>&1
if test $? -ne 2 ; then
echo "Status: Wrong status code, test \#5 failed"
failures=1
fi
# should return 0 found a match
echo "abcd" | ${GREP} -E -q -s 'abc' MMMMMMMM.MMM - > /dev/null 2>&1
if test $? -ne 0 ; then
echo "Status: Wrong status code, test \#6 failed"
failures=1
fi
# should still return 0 found a match
echo "abcd" | ${GREP} -E -q 'abc' MMMMMMMM.MMM - > /dev/null 2>&1
if test $? -ne 0 ; then
echo "Status: Wrong status code, test \#7 failed"
failures=1
fi
fi
exit $failures
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