Method flush

Engine/MemoryFile.cpp:380–413

}

bool
MemoryFile::flush(FlushTypeEnum type, void* data, std::size_t size)
{
    void* ptr = data ? data : _imp->data;
    std::size_t n = data ? size : _imp->size;
#if defined(__NATRON_UNIX__)
    switch (type) {
        case eFlushTypeAsync:
            return ::msync(ptr, n, MS_ASYNC) == 0;
        case eFlushTypeSync:
            return ::msync(ptr, n, MS_SYNC) == 0;
        case eFlushTypeInvalidate:
            return ::msync(ptr, n, MS_INVALIDATE) == 0;
        default:
            break;
    }
#elif defined(__NATRON_WIN32__)
    switch (type) {
        case eFlushTypeSync: {
            bool ret =  (bool)::FlushViewOfFile(ptr, n) != 0;
            if (ret) {
                ret = (bool)::FlushFileBuffers(_imp->file_handle);
            }
            return ret;
        } break;
        case eFlushTypeAsync:
            return (bool)::FlushViewOfFile(ptr, n) != 0;
        case eFlushTypeInvalidate:
            return true;
            break;
    }
#endif
    return false;
}

MemoryFile::~MemoryFile()
{