#!/bin/sh

within_a_jail()
{
    return $(sysctl -n security.jail.jailed)
}
if  within_a_jail;  then
		echo You r in a jail
		C_BOLD_S="\033[1m";	C_BOLD_E="\033[0m"
		C_CYAN_S="\e[1;36m";	C_CYAN_E="\e[1;36m\e[0m"
		C_GREEN_S="\e[1;32m";	C_GREEN_E="\e[1;32m\e[0m"
		C_YELLOW_S="\e[1;33m";	C_YELLOW_E="\e[1;33m\e[0m"
		C_RED_S="\e[1;31m";	C_RED_E="\e[1;31m\e[0m"
		C_MAGENTA_S="\e[1;35m";	C_MAGENTA_E="\e[1;35m\e[0m"
else
	echo ok. Not jailed.
fi