inline BOOL CalcFileSize(const WCHAR* wsPath, LARGE_INTEGER& liSize)
{
CSourceFile File;
if (FALSE == File.Open(wsPath)) return false;
liSize.QuadPart = File.GetSize();
File.Close();
return true;
}
int main(int argCount, char *args[])
{
cout << "Intel 8080 CP/M Assembler" << endl;
cout << "Version 1.2 (Win32). Copyright (c) Yuriy Guts, 2008" << endl << endl;
bool debugMode = (argCount == 3 && strcmp(args[2], "/debug") == 0);
if (!(argCount == 2 || debugMode))
{
cout << "Error: Invalid number of parameters!" << endl << endl;
cout << "Usage: I8080ASM <asmFile>[.ASM]" << endl;
return 1;
}
LARGE_INTEGER startPoint, endPoint, frequency;
QueryPerformanceFrequency(&frequency);
QueryPerformanceCounter(&startPoint);
std::string fileName = args[1];
std::transform(fileName.begin(), fileName.end(), fileName.begin(), ::toupper);
if (fileName.find(".ASM") == string::npos)
{
fileName.append(".ASM");
}
CSourceFile *source = new CSourceFile(fileName);
try
{
source->Open();
cout << "Processing file '" << fileName << "'." << endl;
cout << "Reading source... ";
source->Read();
cout << "OK" << endl;
source->Close();
cout << "Parsing lines... ";
source->Parse();
if (source->HasErrors())
{
cout << "FAILED" << endl;
source->PrintErrors(cout);
cout << endl << "Unable to generate COM file due to errors in the source code." << endl << endl;
}
else
{
cout << "OK" << endl;
cout << "Generating COM and PRN files... ";
source->WriteComAndPrnFile();
cout << "OK" << endl;
QueryPerformanceCounter(&endPoint);
long timeSpent = (endPoint.QuadPart - startPoint.QuadPart) * 1e6 / frequency.QuadPart;
cout << endl << "Done in " << (double)timeSpent / 1000 << " ms." << endl << endl;
}
}
catch (I8080_EXCEPTION ex)
{
switch (ex)
{
case I8080_E_FILE_NOT_EXISTS:
cout << "Error: File '" << args[1] << "' does not exist!" << endl << endl;
cout << "Usage: I8080ASM <asmFile>[.ASM]" << endl;
return 1;
case I8080_COM_OPEN_ERROR:
cout << endl << "Error: Unable to create COM file! Please check your write permissions." << endl;
return 1;
case I8080_COM_WRITE_ERROR:
cout << endl << "Error: Unable to write to COM file! Please check your write permissions." << endl;
return 1;
case I8080_PRN_OPEN_ERROR:
cout << endl << "Error: Unable to create PRN file! Please check your write permissions." << endl;
return 1;
case I8080_PRN_WRITE_ERROR:
cout << endl << "Error: Unable to write to PRN file! Please check your write permissions." << endl;
return 1;
}
}
catch (char *ex)
{
cout << endl << "ERROR: Unhandled exception occurred while processing the file. The program will now terminate." << endl << endl;
cout << "Exception details: " << ex << endl;
return 1;
}
catch (...)
{
cout << endl << "ERROR: Unhandled exception occurred while processing the file. The program will now terminate." << endl << endl;
return 1;
}
if (debugMode)
{
WriteDebugInfo(source);
}
bool hasErrors = source->HasErrors();
delete source;
return (hasErrors ? 1 : 0);
}