Function _fceuExecutablePath

src/drivers/Qt/ConsoleUtilities.cpp:239–296

--------------------------------------------------------------------------- Returns the path of fceux.exe as a string.

//---------------------------------------------------------------------------
//  Returns the path of fceux.exe as a string.
static int _fceuExecutablePath( std::string &outputPath )
{
	outputPath.clear();

#ifdef WIN32
	char fullPath[2048];
	char driveLetter[3];
	char directory[2048];
	char finalPath[2048];

	GetModuleFileNameA(NULL, fullPath, 2048);
	_splitpath(fullPath, driveLetter, directory, NULL, NULL);
	snprintf(finalPath, sizeof(finalPath), "%s%s", driveLetter, directory);
	outputPath.assign( finalPath );

	return 0;
#elif __linux__ || __unix__
	char exePath[ 2048 ];
	ssize_t count = ::readlink( "/proc/self/exe", exePath, sizeof(exePath)-1 );

	if ( count > 0 )
	{
		char *dir;
		exePath[count] = 0;
		//printf("EXE Path: '%s' \n", exePath );

		dir = ::dirname( exePath );

		if ( dir )
		{
			//printf("DIR Path: '%s' \n", dir );
			outputPath.assign( dir );
			return 0;
		}
	}
#elif	  __APPLE__
	char exePath[ 2048 ];
	uint32_t bufSize = sizeof(exePath);
	int result = _NSGetExecutablePath( exePath, &bufSize );

	if ( result == 0 )
	{
		char *dir;
		exePath[ sizeof(exePath)-1 ] = 0;
		//printf("EXE Path: '%s' \n", exePath );

		dir = ::dirname( exePath );

		if ( dir )
		{
			//printf("DIR Path: '%s' \n", dir );
			outputPath.assign( dir );
			return 0;
		}
	}
#endif
	return -1;
}