Re: GHashTable with function pointers as values

[Iñigo Martínez <inigomartinez gmail com>]

Yes, it works, but i doesn't look like the best approach:

warning: ISO C forbids passing argument 3 of 'g_hash_table_insert'
between function pointer and 'void *' [-Wpedantic]

Thank you for your answer,


2014-08-22 18:29 GMT+02:00 Emmanuele Bassi <ebassi gmail com>:
> hi;
>
> On 22 August 2014 17:10, Iñigo Martínez <inigomartinez gmail com> wrote:
>
> > I am trying to figure out the best way to use function pointers as
> > values in a GHashTable. My idea is to call different functions based
> > on different keys (strings).
> >
> > Looking at the API, this looks impossible, as the values are gpointers
> > and not function pointers.
>
> gpointer is just a typedef to void*, which is perfectly capable of
> holding a function pointer.
>
> > I'm thinking to wrap the function call in a structure, and hold its
> > pointer in the table.
> >
> > Has anyone ever tried something similar ?
>
> yes, and it works fine.
>
> ciao,
>  Emmanuele.
>
> --
> http://www.bassi.io
> [ ] ebassi [ gmail com]