[linux] fontconfig and it's cache files

[Boris Samorodov]

On Wed, 13 May 2009 13:32:13 +0200 Alexander Leidinger wrote:
> Quoting Boris Samorodov <bsam at ipt.ru> (from Wed, 13 May 2009 11:22:32 +0400):
> > On Wed, 13 May 2009 08:48:32 +0200 Alexander Leidinger wrote:
> >> Quoting Boris Samorodov <bsam at ipt.ru> (from Tue, 12 May 2009
> >> 16:22:25 +0400):
> >
> >> > It seems to me that the best way to go is to populate
> >> > $LINUXBASE/var/cache when installing linux fontconfig
> >> > and remove it when deinstalling. As for -f10- linux
> >> > ports we may use a native fontconfig cache files until
> >> > new version starts to be incompatible.
> >> >
> >> > What do you think?
> >
> >> Running the linux fc-config is not a clean solution, because it will
> >> not be re-run when a new font is installed.
> >
> > Yea, hence the question.
> >
> >> Unfortunately I have no better idea...
> >
> > Would it be good to create a default fc-cache files and install
> > them with a port/package? We may add more fc-cache files upon
> > users requests.

> Isn't there only one cache file? It depends upon which fonts are
> installed. On one machine I have fonts which you will not find in
> ports (or for free at all, I think... they are very old and I got them
> in a commercial package). I don't think this is an option.

OK.

> >> at least for F10 we would have the good behavior. In
> >> the light of the upcomming 8.0 release, I would say go ahead with this
> >> idea.
> >
> > This will work until the fonts cache database structure changes...

> Yes.

> > And what about users of 7.x which use F8 linux ports and won't be
> > able to use F10 ports?

> Did you test f10 on 7.x? I would say f8+ is not supported on 7.1 or
> less, for 7.2 I don't know the current status. Fallback: run fc-cache
> manually (we can not support everything, f4 until 7.x is EOL and f10
> for 8.x is already a lot).

Resolving doesn't work at CURRENT for now. The needed patches are
at reviewing for now and soon should be committed. And then we'll
see if they may be MFCed.

> >> I don't know if we should extend the fc-cache running in the font
> >> ports to also run the linux one if present or not. This is maybe
> >> something to discuss after 8.0-RELEASE is out the door.
> >
> > Well, me too don't have an elegant solution. :-(

> This would at least be a working solution, and not counting the amount
> of work involved it is also the right solution. I think this is
> something for after 8.0.

Agreed.

Thanks!


WBR
-- 
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD Committer, http://www.FreeBSD.org The Power To Serve