Function getErrorString

src/SFML/Window/Win32/Utils.hpp:35–52

namespace sf::priv
{
inline std::string getErrorString(DWORD error)
{
    PTCHAR buffer = nullptr;
    if (FormatMessage(FORMAT_MESSAGE_MAX_WIDTH_MASK | FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM,
                      nullptr,
                      error,
                      0,
                      reinterpret_cast<PTCHAR>(&buffer),
                      0,
                      nullptr) == 0)
    {
        return "Unknown error.";
    }

    const sf::String message = buffer;
    LocalFree(buffer);
    return message.toAnsiString();
}
} // namespace sf::priv