#!/bin/bash

# Standard return codes

RC_PASS=0

RC_CONFIG=1

RC_FAIL=2

RC_XFAIL=3

RC_XPASS=4

RC_BUG=99

function unexpected_pass()

{

	echo -n "UNEXPECTED "

}

function expected_fail()

{

	echo -n "EXPECTED "

}

# check_rc (<expected return code>, <actual return code>)

# Returns: Adjusted return code

#

# Check the actual and expected return codes to identify

# expected failures and unexpected passes.

function check_rc()

{

	EXP_RC=$1

	ACT_RC=$2

	if [ $ACT_RC -eq $RC_PASS -a $EXP_RC -ne $RC_PASS ]; then

		unexpected_pass

		return $RC_XPASS

	elif [ $EXP_RC -ne $RC_PASS -a $EXP_RC -eq $ACT_RC ]; then

		expected_fail

		return $RC_XFAIL

	else

		return $ACT_RC

	fi

}

# exec_and_check (<expected return code>, <command-line ...>)

# Does not return

# Execute a test command and check for expected failures and unexpected passes.

function exec_and_check()

{

	EXP_RC=$1

	shift

	OUTPUT=`$@`

	check_rc $EXP_RC $?

	RC=$?

	echo $OUTPUT

	exit $RC

}