> > If the string is in the minor heap, you know it's a short string and
> > you can (for example) copy it into a buffer pre-allocated in the C heap.
>
> Unfortunately, this won't work, because the callback may again call the
> C-code, either overwriting the buffer or requiring me to write my own
> memory management. I don't think the latter is worthwhile so I'll just
> dynamically allocate buffers as required.

So, what about running a full_major, that should empty the minor heap and
move your string into the major heap.
Or else, explicity create a major heap ocaml block and copy the string into
it ( in not already in major heap ).

Nicolas Cannasse

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