Method ignore

src/streams.cpp:81–93

}

void AutoFile::ignore(size_t nSize)
{
    if (!m_file) throw std::ios_base::failure("AutoFile::ignore: file handle is nullptr");
    unsigned char data[4096];
    while (nSize > 0) {
        size_t nNow = std::min<size_t>(nSize, sizeof(data));
        if (std::fread(data, 1, nNow, m_file) != nNow) {
            throw std::ios_base::failure(feof() ? "AutoFile::ignore: end of file" : "AutoFile::ignore: fread failed");
        }
        nSize -= nNow;
        if (m_position.has_value()) *m_position += nNow;
    }
}

void AutoFile::write(std::span<const std::byte> src)
{