def main(argv):
input = FileStream(argv[1])
print("\033[92mCompiling and executing {}\033[0m".format(argv[1]))
lexer = C_GrammarLexer(input)
stream = CommonTokenStream(lexer)
parser = C_GrammarParser(stream)
tree = parser.start()
printer = GrammarListener()
walker = ParseTreeWalker()
walker.walk(printer, tree)
symbol_table = SymbolTable()
symbol_table.fill_tree(printer.AST_Root)
CG = CodeGenerator(printer.AST_Root, symbol_table)
CG.generate()
symbol_table.to_dot()
CG.writeToFile(argv[2])
