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Re: gc question
From: |
rm |
Subject: |
Re: gc question |
Date: |
Mon, 9 May 2011 11:34:21 +0200 |
User-agent: |
Mutt/1.5.15+20070412 (2007-04-11) |
On Mon, May 09, 2011 at 11:05:42AM +0200, address@hidden wrote:
> -[ Mon, May 09, 2011 at 11:14:11AM +0200, address@hidden ]----
> > am I correct in assuming that the return value from
> > scm_from_locale_keyword("unknown");
> > won't ever be garbage collected od do I have to protect
> > it?
>
> >From an IRC discussion some time ago:
>
> 16:11 < rixed> BTW, is it required to scm_gc_protect_object a symbol ?
> 16:11 < civodul> no
> 16:13 < rixed> civodul: even with guile 1.8?
> 16:14 < civodul> in 1.8 you have to protect it
> 16:14 < civodul> but you should use the snarfing macros
> 16:14 < civodul> SCM_SYMBOL and SCM_GLOBAL_SYMBOL
> 16:14 < rixed> civodul: well, probably, but that's my first project using
> guile so I'd rather do it by hand - I find it actualy simpler :)
> 16:14 < dsmith-work> Wasn't there some recent changes that allow symbols to
> be gc'd?
> 16:16 < civodul> rixed: ok; so if you want both 1.8 and 1.6, then always
> scm_gc_protect_object
> 16:16 < civodul> s/1.6/2.0/
> 16:29 < rixed> civodul: will do. thanx!
>
> So I'd say it depends on the target guile version.
But that talk was about symbols (which might well go aut of scope), im
asking about _keywords_ whose semantics seem to be different.
Cheers, RalfD