#
# Copyright (c) 2014, Carnegie Mellon University.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. Neither the name of the University nor the names of its contributors
#    may be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
# A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# POSSIBILITY OF SUCH DAMAGE.
#


import sys,os

def dosplit(infname,outdir):
	infp = open(infname,"r")
	dosplit.gcount = 0
	def newfp():
		dosplit.gcount += 1
		return open(os.path.join(outdir,"%d.dot" % (dosplit.gcount)),"w")
	outfp = newfp()

	for line in infp:
		outfp.write(line)
		if line[0] == "}":
			outfp.close()
			outfp = newfp()
	infp.close()

def usage():
    print "Usage: %s dotfile outdir" % (sys.argv[0])

if __name__ == '__main__':
	if len(sys.argv) != 3:
		usage()
		sys.exit(1)
	dosplit(sys.argv[1], sys.argv[2])