Function ExportFile

src/Setup/Setupper/Setupper.cpp:401–443

}

int ExportFile(int ResID, wchar_t* FilePath)
{
	HRSRC hResInfo = FindResource(hInst, MAKEINTRESOURCE(ResID), L"DATA");
	if (!hResInfo)
		return ReportError(exit_FindResource, msgFindResourceFailed, (void*)ResID);

	HGLOBAL hGbl = LoadResource(hInst, hResInfo);
	if (!hGbl)
		return ReportError(exit_LoadResource, msgLoadResourceFailed, (void*)ResID);

	DWORD nResSize = hResInfo ? SizeofResource(hInst, hResInfo) : 0;
	LPVOID pRes = hGbl ? LockResource(hGbl) : NULL;

	int iRc = 0;

	if (!nResSize || !pRes)
	{
		iRc = ReportError(exit_LockResource, msgLoadResourceFailed, (void*)ResID);
	}
	else
	{
		HANDLE hFile = CreateFile(FilePath, GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
		if (!hFile || hFile == INVALID_HANDLE_VALUE)
		{
			iRc = ReportError(exit_CreateFile, msgCreateFileFailed, FilePath);
		}
		else
		{
			DWORD nWritten = 0;
			if (!WriteFile(hFile, pRes, nResSize, &nWritten, NULL) || nWritten != nResSize)
			{
				iRc = ReportError(exit_WriteFile, msgWriteFileFailed, FilePath);
			}

			CloseHandle(hFile);

			if (iRc != 0)
				DeleteFile(FilePath);
		}
	}

	return iRc;
}

class CTempDir
{