compile-time version defines

[Russ Allbery]

Heath Kehoe <heath.kehoe at intermec.com> writes:

> I would like to add compile-time #defines with version information.
> Something like:

> #define INN_VERSION_MAJOR  2
> #define INN_VERSION_MINOR  3
> #define INN_VERSION_PATCH  1
> #define INN_VERSION_EXTRA  "20000824 CVS prerelease"
> #define INN_VERSION_STRING "INN 2.3.1 (20000824 CVS prerelease)"

> I would have the mkversion script create a .h file with those defines in
> it; either <innversion.h> or <inn/version.h>, which would then be
> included by libinn.h.

> The reason:  so I can maintain just one ovdb.c, and use #if/#else/#endif
> in the event that changes to 2.4 require changes to the overview
> modules.

Sure, that sounds fine to me.  I prefer <inn/version.h>; seems reasonable
to install it too (down the road, once we start installing headers).

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>