C++ HOMEWORK

#include <fstream> #include <iostream> #include <string> #include <cstdlib> #include "Assembler.h" #include "VirtualMachine.h" using namespace std; int main(int argc, char *argv[]) { Assembler as; VirtualMachine vm; if (argc == 1) { cout << "Must supply an input file name.\n"; exit(1); } string inputFile = argv[1]; int pos = inputFile.find("."); if (pos > inputFile.length() || inputFile[pos+1] != 's') { cout << "No .s suffix.\n"; exit(2); } string name = inputFile.substr(0, pos); string outputFile = name + ".o"; fstream assembly, objectCode; assembly.open(inputFile.c_str(), ios::in); objectCode.open(outputFile.c_str(), ios::out); if (as.assemble(assembly, objectCode)) { cout << "Assembler Error\n"; assembly.close(); objectCode.close(); exit(3); } assembly.close(); objectCode.close(); objectCode.open(outputFile.c_str(), ios::in); fstream in, out; in.open((name + ".in").c_str(), ios::in); out.open((name + ".out").c_str(), ios::out); vm.run(objectCode, in, out); out << "\nClock = " << vm.get_clock() << endl; objectCode.close(); in.close(); out.close(); return 0; } // main