Re: Graphic support in CVS

[Ilya Zakharevich <nospam-abuse@ilyaz.org>]

On Tue, Jan 24, 2006 at 10:18:39AM +0100, Karim Belabas wrote:
> Actually, READL is (kind of) there also:
> 
> (10:01) gp > default(readline)
> %1 = 4
> A non-zero value says that readline is available (= compiled in) _and_ enabled.

As the description shows, it is very different from READL.  READL says
when readline CAN be enabled.

> Any amount of extra status information can easily be made available in this
> way, e.g. 'have_emacs', 'have_texmacs', 'have_install', 'path_separator',
> 'version', 'version_code'). There are no read-only defaults so far but I
> see no compelling reason to avoid them.

And version should be better kept in a vector... [2,2,12]...

> It's also very easy to add something like
> 
>   #eval
>   {
>     ... arbitrary GP code ...
>   }
> 
> to the gprc's language. Buf if the above 'defaults' were made available, I
> think the whole concept of a 'gprc language' should be dumped, since
> existing gprc's could be rewritten in GP.

IMO, these default()s must be added before the stable release.

Thanks,
Ilya