depends

Mark Brethen mark.brethen at gmail.com
Sat Oct 18 17:32:46 PDT 2014


On Oct 18, 2014, at 7:19 PM, Ryan Schmidt <ryandesign at macports.org> wrote:

> 
> On Oct 18, 2014, at 7:16 PM, Mark Brethen wrote:
>> 
>> On Oct 18, 2014, at 7:10 PM, Ryan Schmidt wrote:
>> 
>>> On Oct 18, 2014, at 1:41 PM, Mark Brethen wrote:
>>>> 
>>>> Is it possible to specify e.g lib-depends {port:A || port:B} i.e. either port A or port B?
>>> 
>>> No, unless port A and port B are different versions of the same software that install their files to the same locations.
>>> 
>>> For example, if your port requires Graphviz, then the dependency should be written "path:bin/dot:graphviz"; thus either the graphviz port or the graphviz-devel port will satisfy the dependency, since they both provide (different versions of) the dot binary.
>>> 
>>> What is the specific scenario you're dealing with?
>>> 
>>> 
>> 
>> I have four subports: A, B, C and D. Subports B, C depend on A (pretty straightforward). Subport D depends on either B or C. The stub installs all four.
> 
> Can you be more specific? What are B and C, what is their relationship to one another? Do they install the same files?
> 
> 

A are common files, B and C are different lisp systems (mutually exclusive), and D contains extras (emacs  mode, batch shell script, and a terminal-based interactive frontend) that work with either B or C.

Mark






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