...one of the most highly
regarded and expertly designed C++ library projects in the
world.
— Herb Sutter and Andrei
Alexandrescu, C++
Coding Standards
Inherited from basic_file.
Synchronise the file to disk.
void sync_all();
This function synchronises the file data and metadata to disk. Note that the semantics of this synchronisation vary between operation systems.
Thrown on failure.