[cairo] version was: (no subject)

[Keith Packard]

On Wed, 2005-08-10 at 10:40 -0700, Carl Worth wrote:
> On Wed, 10 Aug 2005 13:16:08 -0400 (EDT), Behdad Esfahbod wrote:
> > Make it multiply by 100 then, like others, and let
> > CAIRO_VERSION_ENCODE get tag too.  If tag is non-null, add
> > 9 to the version returned.
> 
> Multiply by 100 would work, but all we need is one bit here. The point
> of "-head" is to indicate that the code is at a not-yet-precisely-
> distinguished point between two actual versions.

Could use odd micro versions to indicate HEAD versions; official
releases would always have even micro versions.

The alternative is to use four digit version numbers, which seems silly,
but happens to be what X.org does.

-keith
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