#!/usr/bin/python

import sys
import os
import string

if __name__=='__main__':

	file_root = sys.argv[1]
	ps_file  = file_root+'.eps'
	bbox_file = file_root+'.bbox'
	tmp_file = file_root+'.tmp'

	print 'Postscript file =',ps_file
	os.system('gs -dBATCH -dNOPAUSE -q -sDEVICE=bbox '
              +ps_file+' 2> '+bbox_file)
	

	bbox = open(bbox_file,'r')
	box = bbox.readline()
	bbox.close()
	os.system('rm '+bbox_file)

	ps   = open(ps_file,'r')
	tmp  = open(tmp_file,'w')
	flag = 1

	bb = '%%BoundingBox'

	print box
	
	while 1:
		line = ps.readline()
		if not line: break
		if flag:
			if string.find(line,bb) > -1:
				flag = 0
				tmp.write(box)
			else: tmp.write(line)
		else: tmp.write(line)

	ps.close()
	tmp.close()
	
	os.system('rm '+ps_file)
	os.system('mv '+tmp_file+' '+ps_file)