I think you might be confusing the GPL with the *L*GPL, they are very different licenses in practice
On Mon, Jan 29, 2018 at 2:04 PM, Wayne Stambaugh <stambau...@gmail.com> wrote: > Hey Seth, > > One of us missed something. Here is my interpretation: > > The opencascade website license states: > > "Open CASCADE Technology version 6.7.0 and later are governed by GNU > Lesser General Public License (LGPL) version 2.1 with additional > exception." > > It makes no mention of later versions of the LGPL (including the > exception) so I am interpreting this as v2.1 only. I do not have a copy > (and I'm not going to sign up to get a copy so please check the > copyright in the source to see if it matches the website) of the > opencascade source archive to see if the license in the source > specifically states "v2.1 or (at your option) any later version" which > is typically how the GPL and LGPL are used. If it does, than I can > safely add this patch because I can make the claim that I am using > opencascade under at later version of the LGPL which is compatible with > the GPL 3 used by kicad. > > According to the folks at the FSF: > > "Please note that GPLv2 is, by itself, not compatible with GPLv3. > However, most software released under GPLv2 allows you to use the terms > of later versions of the GPL as well. When this is the case, you can use > the code under GPLv3 to make the desired combination. To learn more > about compatibility between GNU licenses, please see our FAQ." > > I hope this clarifies why I am hesitant to merge this patch and what > needs to clarified. Isn't licensing fun! ;) > > Thanks, > > Wayne > > On 1/29/2018 2:47 PM, Seth Hillbrand wrote: > > Hi Wayne- > > > > My reading of your links is different. Here's the relevant quote: > > > > "GNU Lesser General Public License (LGPL) version 2.1 (#LGPLv2.1) This > > is the previous version of the LGPL: a free software license, but not a > > strong copyleft license, because it permits linking with nonfree > > modules. It is compatible with GPLv2 and GPLv3." > > > > Did I miss something? > > > > -Seth > > > > 2018-01-29 11:18 GMT-08:00 Wayne Stambaugh <stambau...@gmail.com > > <mailto:stambau...@gmail.com>>: > > > > Seth, > > > > There maybe licensing issues involved with this. OpenCascade is > > licensed using LGPL v2.1 not v2.1[1] or later. LGPL v2.1 is not > > compatible with GPL 3[2]. If OpenCascade is willing to change their > > license LPGL 2.1 or later or if this is just an oversight on their > part, > > than I can include this patch. Please verify the OpenCascade license > > with something that I can verify to ensure we are not violating and > > licensing terms. > > > > Cheers, > > > > Wayne > > > > [1]: https://www.opencascade.com/content/licensing > > <https://www.opencascade.com/content/licensing> > > [2]: > > https://www.gnu.org/licenses/license-list.en.html# > GPLCompatibleLicenses > > <https://www.gnu.org/licenses/license-list.en.html# > GPLCompatibleLicenses> > > > > On 1/29/2018 1:54 PM, Seth Hillbrand wrote: > > > Hi All- > > > > > > Currently, the build requires the opencascade community edition. > For > > > various reasons, I need to have the current non-community edition > of > > > OpenCASCADE installed on my work machine. > > > > > > The attached patch allows compiling KiCad with either the > OpenCASCADE > > > community edition or standard edition. > > > > > > I've tested on a homebrew-based Mac install as well as Linux but > > haven't > > > verified MSW, if someone would be willing to test it there, that > would > > > be great! The basic search routines are lightly modified from > > FreeCAD's > > > logic and keep their LGPL copyright on the CMake file. > > > > > > -Seth > > > > > > > > > > > > _______________________________________________ > > > Mailing list: https://launchpad.net/~kicad-developers > > <https://launchpad.net/~kicad-developers> > > > Post to : kicad-developers@lists.launchpad.net > > <mailto:kicad-developers@lists.launchpad.net> > > > Unsubscribe : https://launchpad.net/~kicad-developers > > <https://launchpad.net/~kicad-developers> > > > More help : https://help.launchpad.net/ListHelp > > <https://help.launchpad.net/ListHelp> > > > > > > > _______________________________________________ > > Mailing list: https://launchpad.net/~kicad-developers > > <https://launchpad.net/~kicad-developers> > > Post to : kicad-developers@lists.launchpad.net > > <mailto:kicad-developers@lists.launchpad.net> > > Unsubscribe : https://launchpad.net/~kicad-developers > > <https://launchpad.net/~kicad-developers> > > More help : https://help.launchpad.net/ListHelp > > <https://help.launchpad.net/ListHelp> > > > > > > > > > > _______________________________________________ > > Mailing list: https://launchpad.net/~kicad-developers > > Post to : kicad-developers@lists.launchpad.net > > Unsubscribe : https://launchpad.net/~kicad-developers > > More help : https://help.launchpad.net/ListHelp > > > > _______________________________________________ > Mailing list: https://launchpad.net/~kicad-developers > Post to : kicad-developers@lists.launchpad.net > Unsubscribe : https://launchpad.net/~kicad-developers > More help : https://help.launchpad.net/ListHelp >
_______________________________________________ Mailing list: https://launchpad.net/~kicad-developers Post to : kicad-developers@lists.launchpad.net Unsubscribe : https://launchpad.net/~kicad-developers More help : https://help.launchpad.net/ListHelp
