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#! /bin/sh
# Test for POSIX options for grep:
# grep -E -f pattern_file file
# grep -F -f pattern_file file
# grep -G -f pattern_file file
#
# Copyright (C) 2001, 2006, 2009-2021 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
fail=0
cat <<EOF >patfile
radar
MILES
GNU
EOF
# match
echo "miles" | grep -i -E -f patfile > /dev/null 2>&1
if test $? -ne 0 ; then
echo "File_pattern: Wrong status code, test \#1 failed"
fail=1
fi
# match
echo "GNU" | grep -G -f patfile > /dev/null 2>&1
if test $? -ne 0 ; then
echo "File_pattern: Wrong status code, test \#2 failed"
fail=1
fi
# checking for no match
echo "ridar" | grep -F -f patfile > /dev/null 2>&1
if test $? -ne 1 ; then
echo "File_pattern: Wrong status code, test \#3 failed"
fail=1
fi
cat <<EOF >patfile
EOF
# empty pattern : every match
echo "abbcd" | grep -F -f patfile > /dev/null 2>&1
if test $? -ne 0 ; then
echo "File_pattern: Wrong status code, test \#4 failed"
fail=1
fi
cp /dev/null patfile
# null pattern : no match
echo "abbcd" | grep -F -f patfile > /dev/null 2>&1
if test $? -ne 1 ; then
echo "File_pattern: Wrong status code, test \#5 failed"
fail=1
fi
Exit $fail
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