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(Return code of 4 is out of bounds : /usr/local/nagios/libexec/check_port.pl -p <port> -h <host> (-c <critical> -w <warning> -v)))

define service{
use none
host_name TEST
service_description Port 80
check_command check_port.pl! -p 80 -h www.google.com '-w 1 -c 2 -v'
max_check_attempts 1
check_interval 1
retry_interval 1
}

./check_port.pl -p 80 -h google.pl -w 1000.0,80% -c 2000.0,100% -v

PORT 80 OK: google.pl/80 is responding

define command{
        command_name    check_port.pl
        command_line    $USER1$/check_port.pl -p $ARG1$ -h $HOSTADDRESS$
        }

define command{
        command_name    check_port.pl
        command_line    $USER1$/check_port.pl -p $ARG1$ -h $ARG2$ -w $ARG3$ -c $ARG4$ -v
        }

define command{
        command_name    check_port.pl
        command_line    $USER1$/check_port.pl -p $ARG1$ -h $HOSTADDRESS$ -w $ARG2$ -c $ARG3$ -v
        }

check_command check_port.pl! -p 80 -h www.google.com '-c 1 -w 2 -v'

$ ./check_port.pl -p 80 -h google.pl -w 1000.0,80% -c 2000.0,100% -v
-sh: 1: ./check_port.pl: not found