+ // Try ReplaceFile first, as it is able to associate a new data stream with
+ // the destination even if the destination file is currently open.
+ if (::ReplaceFileW(wide_to.begin(), wide_from.begin(), NULL, 0, NULL, NULL))
+ return std::error_code();
+
+ // We get ERROR_FILE_NOT_FOUND if the destination file is missing.
+ // MoveFileEx can handle this case.
+ DWORD ReplaceError = ::GetLastError();
+ ec = mapWindowsError(ReplaceError);
+ if (ReplaceError != ERROR_ACCESS_DENIED &&
+ ReplaceError != ERROR_FILE_NOT_FOUND &&
+ ReplaceError != ERROR_SHARING_VIOLATION)
+ break;
+