#!/usr/bin/env python3;
###############################################################################
# This program reads bytes from a binary file and copies them to another file.
# 
# Copyright © 2021 Richard Lesh.  All rights reserved.
###############################################################################

import Utils
import sys

def copyBinaryFile(fromFilespec, toFilespec) :
	ifh = open(fromFilespec, "rb")
	ofh = open(toFilespec, "wb")
	c = Utils.getbyte(ifh)
	while c != None :
		ofh.write(c.to_bytes(1, byteorder='big', signed=False))
		c = Utils.getbyte(ifh)
	ifh.close()
	ofh.close()

# Begin Main
if (len(sys.argv) != 3) :
	print("Syntax: " + sys.argv[0] + " {fromFilespec} {toFilespec}")
	sys.exit(1)
fromFilespec = sys.argv[1]
toFilespec = sys.argv[2]
try :
	copyBinaryFile(fromFilespec, toFilespec)
except OSError as ex :
	print("Error: " + str(ex))