#!/bin/bash
#                 /usr/local/bin/now
# http://crystalfaeries.net/posix/bin/now
# celeste:crystalfaery 2014-06-09 00:30:28+00:00
# we accept any argument to switch to sanitizing the output for file paths
if [ $# == 0 ]
then	# default format:
	date -u --rfc-3339=seconds
else	# sanitize for use in a filename:
	date -u --rfc-3339=seconds | sed 's/:[0-9][0-9]+00:00// ; s/ /./g ; s/:/-/'
fi