Re: g_slist_foreach and single arg functions

[Owen Taylor <otaylor redhat com>]

On Tue, 2003-10-28 at 15:59, Mike wrote:
> Heya,
> 
> I've seen a number of applications and libraries such as pango
> using g_slist_foreach(list, (GFunc) g_free, NULL); and other single
> argument functions.
> 
> GFunc is typed out to two args, and g_slist_foreach calls the passed
> function with two args (eg. g_free(list->data, NULL)). This works,
>  but is it proper c? Would some compilers complain?

It's not guaranteed by the C standard, but it can be assumed to work
everywhere that matters. (Everywhere GLib runs anyways.)

Compilers won't complain as long as the cast is there.

Regards,
					Owen