#Author: Josh Wretlind
#Python Assignment #3
#Class: CSCI 410 - Elements of Computing Systems
#Written in: Python 2.7
import sys,string,os
from Parser import Parser
infile = sys.argv[1] # Sys.argv is the system argument list object
outfile = sys.argv[2]
parse = Parser(infile)
outfilecontents = ""
while parse.hasMoreCommands():
parse.advance()
outfilecontents += parse.output()
output = open(outfile, 'w')
output.write(outfilecontents)
parse.stats()
try:
fi=open(sys.argv[1], "r")
except:
sys.exit("Could not find input file!")
try:
fo=open(sys.argv[2], "w+")
except:
sys.exit("Could not open/create output file!")
if len(sys.argv)==3:
parseFile = Parser(fi.read(),False)
printmsg="Wrote output file to "+sys.argv[2]
outString=parseFile.output
parseFile.stats()
elif len(sys.argv)==4 and sys.argv[3]=="-a":
parseFile = Parser(fi.read(),False)
print("Done stripping comments, moving on to assembly steps.")
printmsg="Wrote assembled file to "+sys.argv[2]
assemFile=Assembler(parseFile.output)
outString=assemFile.output
elif len(sys.argv)==4 and sys.argv[3]=="-v":
parseFile = Parser(fi.read(),True)
print("Done stripping comments, moving on to interpreting steps.")
printmsg="Wrote interpreted file to "+sys.argv[2]
codeFile = CodeWriter(parseFile.output,sys.argv[1])
outString=codeFile.output
elif len(sys.argv)==4 and sys.argv[3]=="-va":
parseFile = Parser(fi.read(),True)
print("Done stripping comments, moving on to interpreting steps.")
