[Haskell-cafe] Inject cabal version or VCS version as a CPP macro
ekirpichov at gmail.com
Wed Feb 22 09:37:44 CET 2012
Thanks, this is exactly what I was looking for!
I might look some more into exposing VCS tags too, however.
On Wed, Feb 22, 2012 at 12:25 PM, Roel van Dijk <vandijk.roel at gmail.com>wrote:
> For each package "myPackage" Cabal generates a module containing,
> among other things, the package's version as a Haskell value:
> > import Paths_myPackage ( version )
> > import Data.Version ( showVersion )
> > main = showVersion version
> See also "Accessing data files from package code" in
> I do not now how to expose information from the VCS.
> 2012/2/22 Eugene Kirpichov <ekirpichov at gmail.com>:
> > Hi,
> > I'd like my program to print something like "this is $program 1.0.4 git
> > 45fea6b" when invoked with --version, or at least just the 1.0.4 part.
> > Can Cabal expose the version as a preprocessor macro by default, or do I
> > have to use Build-Type: Custom and add a preprocessing step of my own?
Principal Engineer, Mirantis Inc. http://www.mirantis.com/
-------------- next part --------------
An HTML attachment was scrubbed...
More information about the Haskell-Cafe