I completely agree on that! Also I think it is important to have a copy of each thirdparty project at nuttx-apps-external to avoid they disappear from the Internet.
BR, Alan On 5/25/20, Abdelatif Guettouche <abdelatif.guettou...@gmail.com> wrote: > I think we should avoid apps/external. People use it for their own app, > putting more code there would mess up their versioning control. > A separate folder would be more convenient (whatever its name is > "3rdparty", "thirdparty", "glue", etc.) > > On Mon, May 25, 2020, 08:23 Xiang Xiao <xiaoxiang781...@gmail.com> wrote: > >> Yes, item 4 is also good enough. To reduce the git repo number and >> simplify the finding, I think that item 1 and 4 is better than other. >> >> > -----Original Message----- >> > From: Takashi Yamamoto <yamam...@midokura.com.INVALID> >> > Sent: Monday, May 25, 2020 2:55 PM >> > To: dev@nuttx.apache.org >> > Subject: Re: mbedtls >> > >> > On Mon, May 25, 2020 at 3:41 PM Xiang Xiao <xiaoxiang781...@gmail.com> >> wrote: >> > > >> > > >> > > >> > > > -----Original Message----- >> > > > From: Nathan Hartman <hartman.nat...@gmail.com> >> > > > Sent: Monday, May 25, 2020 12:00 AM >> > > > To: dev@nuttx.apache.org >> > > > Subject: Re: mbedtls >> > > > >> > > > On Sun, May 24, 2020 at 7:58 AM Alan Carvalho de Assis < >> acas...@gmail.com> wrote: >> > > > > Some months ago I suggested that NuttX could focus only in the >> > > > > kernel and we could create an external distribution using some >> > > > > build system like buildroot, yocto, etc. But as some people >> > > > > pointed, maybe a great strength of NuttX is to have everything >> integrated. >> > > > >> > > > That is a strength of NuttX, and it would be a shame to ruin it for >> > > > no technical reason and only because we can't find an acceptable >> > > > way >> to deal with licenses and where to keep code... >> > > > >> > > > ...which is why I think the "glue code" idea is best for 3rd party >> code that we want to integrate. >> > > > >> > > > With "glue code": >> > > > * We do not have to copy 3rd party projects into our repository. >> > > > * We do not need external non-Apache-project repositories. >> > > > * We do not have to copy 3rd party projects into external >> non-Apache-project repositories. >> > > > >> > > > All we do is develop "glue code" which comprises Kconfig files, >> > > > Make.defs files, and possibly patch files. Those would be developed >> > > > by us. Those would be part of Apache NuttX. Those would have the >> Apache license. We would NOT copy any 3rd party projects >> > into our repositories. >> > > > >> > > > When users select those items in Kconfig, our build system will >> > > > invoke the "glue code" which will download/clone (if not already >> > > > present) the 3rd party project onto the user's machine and build >> that code as part of their NuttX build. >> > > > >> > > > Our glue code could be smart: For example if a 3rd party library is >> > > > GPL, in our glue code, it would depend on >> > > > "CONFIG_ALLOW_GPL_LICENSE" >> > > > or something like that. So the end user will have to decide if GPL >> > > > is suitable, and if yes, select to allow it, and then select >> whatever GPL 3rd party code they want to have it built and included in >> their >> > image. >> > > > >> > > > There is no problem with licensing with this approach. >> > > > >> > > > There are no hostile forks. >> > > > >> > > > There is no need to ask permission, SGAs, etc. because we are not >> copying 3rd party code into our repositories. >> > > > >> > > > And you can integrate every FOSS project in the world with NuttX. >> > > > >> > > > Because: We are only developing glue code and we own the glue code. >> > > > >> > > > People can choose to activate it if they want to, or not. If they >> > > > want to, they accept the licenses of the 3rd party code that they >> will download. >> > > > >> > > >> > > So the question is where should we put the "glue code"? >> > > 1.Put to apps/external/ directly >> > > 2.Put to a new git(e.g. apache-nuttx-external.git) 3.Put to some >> > > folders under apps by catalog(e.g. apps/crypto/mbedtls) I prefer item >> > > 1 or item 2 personally. >> > >> > 4. similar to 1, but put them to a new directory, say apps/glues, to >> avoid conflicting with the existing apps/external users. >> > >> > > >> > > > The only concern I can see with this is: What happens if I, as a >> > > > user of NuttX, depend on external projects, and those external >> > > > projects disappear from the Internet. Well, the answer is that our >> > > > glue code should allow you to customize the download/clone >> > > > location. >> So, as a user of NuttX, you can create your own local clone >> > of 3rd party code, so that if the original disappears from the >> > Internet, >> you have a copy. >> > > > That becomes the user's responsibility. We don't copy any 3rd party >> code into our repositories. >> > > > >> > > > We do have to solve the issue of Kconfig. That has disappeared from >> > > > the Internet and we depend on it. We were told, before we joined >> Apache, that sometimes ASF does allow to mirror well-known >> > FOSS tools. >> > > > So we'll have to look at that. >> > > > >> > > >> > > Before ASF host this tools, we have to keep them on >> https://bitbucket.org/nuttx or https://github.com/nuttx. >> > > >> > > > Nathan >> > > >> >> >