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C binding and GC interaction: storing values outside the heap
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| Date: | -- (:) |
| From: | Stéphane Glondu <steph@g...> |
| Subject: | Re: [Caml-list] C binding and GC interaction: storing values outside the heap |
Le 07/09/2010 22:58, Paolo Donadeo a écrit :
> I'm writing a Lua API binding
> [...]
> typedef struct ocaml_data
> {
> value state_value;
> value panic_callback;
> } ocaml_data;
> [...]
> /* alloc space for the register entry */
> ocaml_data *data = (ocaml_data*)caml_stat_alloc(sizeof(ocaml_data));
> caml_register_global_root(&(data->panic_callback));
> data->panic_callback = *default_panic_v;
Why don't you call caml_register_global_root on &(data->state_value) as
well?
--
Stéphane