[Fontconfig] Caching Postscript names

[Isaiah Beerbower]

On Sun, Jun 8, 2008 at 11:04 PM, Keith Packard <keithp at keithp.com> wrote:
> On Sun, 2008-06-08 at 22:24 +0400, Evgeniy Stepanov wrote:
>
>> Yes, it was because of cache incompatibility.
>
> There's a version number in the cache file -- you can bump that and it
> should re-create/skip cache files with the wrong number.
>
>> Why does the global cache path in fonts.conf come before the one in user home
>> directory? This way fc-cache from user account does absolutely nothing, cache
>> files from .fontconfig are not even opened if there is a file with the same
>> name in system directory.
>
> They're supposed to have precisely the same content, and it's always
> better to share across multiple users as these files are mmapped, so
> sharing the file means sharing physical pages.
>
>> Sure, even if both patches are correct, it is better to keep cache file
>> compatibility.
>
> Any addition to the list of standard names must be accompanied by a
> cache version bump.
>

Would this be FC_CACHE_CONTENT_VERSION in fcint.h?

-- 
www.ipaqah.com