kicad-developers team mailing list archive

[Dick Hollenbeck <dick@...>]

Jonas Diemer wrote:
> Hi all,
>
> I have been thinking about this issue, and it really bugs me. As far as I see 
> it, the use of the GPC lib essentially makes KiCad non-free, possibly to the 
> extent that it can only legally be used for non-commercial designs.
>
> I don't think any of us wants this. So I have taken a look to see to what 
> extent we currently depend on GPC. Fortunately, it is not that much.
>
> It is only used by Jean-Pierre has used GPC for combining zones. So I have 
> tried removing all GPC dependencies, see attached diff.
>
> Jean-Pierre, can I convince you to drop GPC in favor of a free alternative? I 
> already suggested http://clippoly.sourceforge.net/, another (maybe better) 
> alternative is http://www.cgal.org/ . I am willing to help replace GPC with 
> whatever we chose.
>
> Best regards
> Jonas.

Have we also considered the possibility that the copyright holder(s) to 
the problem library could be persuaded to change their license?