#!/bin/bash

if [[ -z "$AWK" || -z "$WORKDIR" ]]; then
    printf '$AWK and $WORKDIR must be set\n' >&2
    exit 1
fi

RESULT=0

fail() {
	echo "$1" >&2
	RESULT=1
}

echo T.-f-f: check multiple -f arguments

TEMP0=$WORKDIR/test.temp.0
TEMP1=$WORKDIR/test.temp.1
TEMP2=$WORKDIR/test.temp.2
TEMP3=$WORKDIR/test.temp.3
TEMP4=$WORKDIR/test.temp.4
TEMP5=$WORKDIR/test.temp.5
TEMP6=$WORKDIR/test.temp.6

echo 'begin
end' > $TEMP0
echo 'BEGIN { print "begin" }' > $TEMP1
echo 'END { print "end" }' > $TEMP2
echo xxx | $AWK -f $TEMP1 -f $TEMP2 > $TEMP3
diff $TEMP0 $TEMP3 || fail 'BAD: T.-f-f multiple -fs'


echo '/a/' | $AWK -f - /etc/passwd > $TEMP1
$AWK '/a/' /etc/passwd > $TEMP2
diff $TEMP1 $TEMP2 || fail 'BAD: T.-f-f  -f -'


cp /etc/passwd $TEMP1
echo '/./ {' > $TEMP2
echo 'print' > $TEMP3
echo '}' > $TEMP4
$AWK -f $TEMP2 -f $TEMP3 -f $TEMP4 /etc/passwd > $TEMP5
diff $TEMP1 $TEMP5 || fail 'BAD: T.-f-f 3 files'


echo '/./ {' > $TEMP2
echo 'print' > $TEMP3
echo '



]' > $TEMP4
$AWK -f $TEMP2 -f $TEMP3 -f $TEMP4 /etc/passwd > $TEMP5 2> $TEMP6
grep "syntax error.*file $TEMP4" $TEMP6 >/dev/null 2>&1 || fail 'BAD: T.-f-f source file name'

exit $RESULT