[139862] trunk/base/portmgr/jobs/port_binary_distributable.tcl

[David Evans]

On 8/31/15 3:22 AM, Ryan Schmidt wrote:
> 
> On Aug 31, 2015, at 5:19 AM, Joshua Root wrote:
> 
>> On 2015-8-31 19:22 , Ryan Schmidt wrote:
>>>
>>> On Aug 31, 2015, at 4:07 AM, David Evans wrote:
>>>
>>>> But now I get
>>>>
>>>> $ port_binary_distributable.tcl -v empathy
>>>> "empathy" is not distributable because its license "cc-by-sa" conflicts with license "GPL-2+" of dependency "yelp-tools"
>>>>
>>>> yelp-tools is a build dependency of empathy.  Shouldn't port_binary_distributable.tcl only look at lib deps not build or
>>>> run deps when determining binary distributability?
>>>
>>> It needs to also look at build deps. A build dep might include a static library, for example.
>>>
>>> Ports like yelp-tools that don't install any libraries should indicate this via the line "installs_libs no"; license checks will then no longer be done for that port.
>>
>> Also, if only the documentation or other non-code resources are under
>> this license, it's likely irrelevant for the purposes of conflict
>> checking. A dependent port is unlikely to be generating its
>> documentation by taking extracts from a dependency's docs and adding to
>> them.
>>
>> We don't have a good way of indicating this kind of thing currently.
>> Often the license for the docs is just left out (not ideal because it
>> gives the user an incomplete picture of what licenses apply to the
>> installed files), or specified as though there was a choice of licenses,
>> e.g. {GPL-3+ CC-BY-SA-4} (which is not really true and could lead to
>> incorrect conflict checking in some cases). The other choice is to
>> verify manually that there is no conflict (which is what binary distros
>> do) and use license_noconflict, as cal mentioned.
> 
> This is one of the reasons why I like making documentation a separate (sub)port, so that its license can be separately declared. But many build systems aren't set up to make that easy to do.
> 
> 
> 

Doesn't really work for empathy because it wants to open them using yelp at run time in response to the Help menu item.
 So if they are not included you get an error.  This is also why yelp is included as a run time dependency in many GNOME
ports.