remaster/src/func/on_exit

#!/bin/bash
#remaster lib
[ -d "<LIBDIR>" ] || { echo "LIBDIR not exist"; exit 1; }

#on_exit [error_level]
function on_exit() {
	#send log and errorlevel[success/errorr xy]

	if [ "$1" != "0" ]; then
		log_mail_subject="$log_mail_subject [ERROR]"
	else
		log_mail_subject="$log_mail_subject [Success]"
	fi

	#Mail Body:
	for mail_aim in `echo "$log_mail_aim" | tr "," " "`; do
		{
			echo "$log_mail_subject"
			echo $'####################################################################################\n\n'
			cat "$log_file"
		} | sendemail -s "$log_mail_smtp" -f "$log_mail_source" -t "$mail_aim" -u "$log_mail_subject" -o tls=no
	done

	[ "$1" != "0" ] && {
		chroot_umount$distro "$chroot_path" 2> /dev/null
		workspace_erase "$iso_extr_dir/" "$chroot_path/" 2> /dev/null
	}
	exit $1
}

#this func is standalone executable
[ -n "$1" ] && {
  on_exit $@
}