Method Truncate

src/Storage/FileStore.cpp:345–376

Truncate file at current file pointer

// Truncate file at current file pointer
bool FileStore::Truncate() noexcept
{
	switch (usageMode)
	{
	case FileUseMode::free:
	case FileUseMode::readOnly:
		REPORT_INTERNAL_ERROR;
		return false;

	case FileUseMode::readWrite:
		if (!Flush())
		{
			return false;
		}
#if HAS_SBC_INTERFACE
		if (reprap.UsingSbcInterface())
		{
			length = offset;
			return reprap.GetSbcInterface().TruncateFile(handle);
		}
#endif
#if HAS_MASS_STORAGE
		return f_truncate(&file) == FR_OK;
#else
		return false;
#endif

	case FileUseMode::invalidated:
	default:
		return false;
	}
}

#endif