extern "C" __declspec(dllexport) wchar_t * __stdcall process(const wchar_t* inputFileName, const wchar_t * inputFileContent, int * hasErrors)
{
hostLang = &hostLangCSharp;
wstringstream out;
wstringstream errors;
pErrorStream = &errors;
gblErrorCount = 0;
InputData id;
id.inputFileName = inputFileName;
id.outputFileName = inputFileName;
id.inStream = new wstringstream(inputFileContent);
id.outStream = &out;
InputItem *firstInputItem = new InputItem;
firstInputItem->type = InputItem::HostData;
firstInputItem->loc.fileName = id.inputFileName;
firstInputItem->loc.line = 1;
firstInputItem->loc.col = 1;
id.inputItems.append(firstInputItem);
Scanner scanner(id, id.inputFileName, *id.inStream, 0, 0, 0, false);
scanner.do_scan();
id.terminateAllParsers();
id.prepareMachineGen();
id.generateReduced();
id.verifyWritesHaveData();
id.writeOutput();
wchar_t * result = NULL;
if (gblErrorCount > 0)
{
*hasErrors = true;
int length = (errors.str().length() + 1) * sizeof(wchar_t);
result = (wchar_t*)::CoTaskMemAlloc(length);
wcscpy_s(result, errors.str().length() + 1, errors.str().c_str());
}
else
{
*hasErrors = false;
int length = (out.str().length() + 1) * sizeof(wchar_t);
result = (wchar_t*)::CoTaskMemAlloc(length);
wcscpy_s(result, out.str().length() + 1, out.str().c_str());
}
return result;
}
void process( InputData &id )
{
/* Open the input file for reading. */
assert( id.inputFileName != 0 );
ifstream *inFile = new ifstream( id.inputFileName );
if ( ! inFile->is_open() )
error() << "could not open " << id.inputFileName << " for reading" << endp;
/* Used for just a few things. */
std::ostringstream hostData;
/* Make the first input item. */
InputItem *firstInputItem = new InputItem;
firstInputItem->type = InputItem::HostData;
firstInputItem->loc.fileName = id.inputFileName;
firstInputItem->loc.line = 1;
firstInputItem->loc.col = 1;
id.inputItems.append( firstInputItem );
Scanner scanner( id, id.inputFileName, *inFile, 0, 0, 0, false );
scanner.do_scan();
/* Finished, final check for errors.. */
if ( gblErrorCount > 0 )
exit(1);
/* Now send EOF to all parsers. */
id.terminateAllParsers();
/* Bail on above error. */
if ( gblErrorCount > 0 )
exit(1);
/* Locate the backend program */
/* Compiles machines. */
id.prepareMachineGen();
if ( gblErrorCount > 0 )
exit(1);
id.makeOutputStream();
/* Generates the reduced machine, which we use to write output. */
if ( !generateXML ) {
id.generateReduced();
if ( gblErrorCount > 0 )
exit(1);
}
id.verifyWritesHaveData();
if ( gblErrorCount > 0 )
exit(1);
/*
* From this point on we should not be reporting any errors.
*/
id.openOutput();
id.writeOutput();
/* Close the input and the intermediate file. */
delete inFile;
/* If writing to a file, delete the ostream, causing it to flush.
* Standard out is flushed automatically. */
if ( id.outputFileName != 0 ) {
delete id.outStream;
delete id.outFilter;
}
assert( gblErrorCount == 0 );
}
