Method SetLastFilePosition

lib/mdflib/mdflib/src/mdfblock.cpp:690–704

size_t MdfBlock::Write(std::FILE *file) { if (file == nullptr) { throw std::runtime_error("File pointer is null"); } SetLastFilePosition(file); file_position_ = GetFilePosition(file); size_t bytes = 0; if (IsMdf4()) { bytes += WriteStr(file, block_type_, 4); const std::vector reserved(4, 0); bytes += WriteByte(file, reserved); bytes += WriteNumber(file, bl

}
*/
void MdfBlock::SetLastFilePosition(std::streambuf& buffer) const {
  constexpr char fill = 0;
  auto pos = buffer.pubseekoff(0, std::ios_base::end);
  if (pos < 0) {
    throw std::ios_base::failure("Failed to set last file position");
  }
  if (IsMdf4()) {
    // If this is an MDF4 file, fill with empty byte so the position
    // has 64-bits alignments.
    for (pos = GetFilePosition(buffer); (pos % 8) != 0;
         pos = GetFilePosition(buffer)) {
      buffer.sputc(fill);
    }
  }
}
/*
void MdfBlock::SetLastFilePosition(std::FILE *file) const {
  Platform::fseek64(file, 0, SEEK_END);