Re: discovering whether package is installed
Jan Wielemaker <[email protected]> Wed, 9 Apr 2014 09:10:00 +0200
| Newsgroups | gmane.comp.ai.prolog.swi |
|---|---|
| Message-ID | <[email protected]> |
On 09-04-14 01:14, Anne Ogborn wrote: > Writing some code that will be deployed, and depends on several packages. I'm writing a preflight predicate that checks that everything's happy prior to startup. > > I can't seem to find a way to test if a pack is installed. Suggestions? May be this? ?- pack_property(P, version(V)). P = real, V = '1.0.4' ; ... All packages have a version, so using the version property is the same as testing existence. Cheers --- Jan > _______________________________________________ > SWI-Prolog mailing list > [email protected] > https://lists.iai.uni-bonn.de/mailman/listinfo.cgi/swi-prolog >