Re: [Vala] Using uninitialized Glib.TimeVal

[Evan Nemerson <evan coeus-group com>]

On Sun, 2013-04-14 at 18:38 +0200, Alexander Krivács Schrøder wrote:
> Hi.
>
> I'm trying to use Glib.TimeVal with its from_iso8601() initializer, but
> I can't get the generated C code not to contain a call to
> g_get_current_time() first. At first, I tried this Vala code:
>
> string iso8601_date = "1999-05-31T11:20:00";
> TimeVal time_val;
> time_val.from_iso8601(iso8601_date);
>
> but that makes the compiler complain:
>
> error: use of possibly unassigned local variable `time_val'
>
> So then I tried this code:
>
> string iso8601_date = "1999-05-31T11:20:00";
> TimeVal time_val = TimeVal();
> time_val.from_iso8601(iso8601_date);
>
> but that makes the compiler output the following code:
>
> g_get_current_time (&time_val);
> g_time_val_from_iso8601 (iso8601_date, &time_val);
>
> What do I do to make it not call g_get_current_time()? I know it's
> probably minimal, but it's still wasted CPU cycles and extraneous code
> to compile and whatnot, and I want the option to leave it out if at all
> possible. If it isn't possible, a way to make it possible should be
> considered to be implemented.

TimeVal time_val = {};
time_val.from_iso8601 (iso8601_date);


-Evan