[m-dev.] trivial diff: add io__gc_init for Prolog

[Fergus Henderson]

On 27-Jul-1998, Zoltan Somogyi <zs at cs.mu.OZ.AU> wrote:
> 
> library/io.nu.nl:
> 	Add an implementation of io__gc_init for Prolog.

That's not the correct fix.  There's already an implementation
of io__gc_init in io.nu.nl, as shown in your diff:

> +:- pred io__gc_init(type_info, type_info, io__state, io__state).
> +:- mode io__gc_init(in, in, di, uo) is det.
> +
> +io__gc_init(_, _) --> [].
> +
>  :- pred io__gc_init(io__state, io__state).
>  :- mode io__gc_init(di, uo) is det.
>  io__gc_init --> [].

The correct fix is to just change the arity of the existing implementation
(or equivalently, to add the new definition and delete the old one).

--
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WWW: <http://www.cs.mu.oz.au/~fjh>  |  of excellence is a lethal habit"
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