[riot-devel] Updates to the build system - modules definition

Thomas C. Schmidt t.schmidt at haw-hamburg.de
Fri Nov 24 19:16:04 CET 2017

Hi Dan, Gaetan,

I wonder, what problems are we trying to solve?

Maybe we can clearly enumerate them first so that we can check later, 
whether an improved solution really solves these problems.


On 24/11/2017 16:47, Daniel Petry wrote:
> Hi Gaetan
>> I would like to introduce some packaging concepts around RIOT.
>> To consider modules like well defined distribution packages and not only
>> source files added to an application firmware.
>  From what you're saying, I understand that the aim is to make modules
> completely self-contained with respect to build definitions, and make
> those definitions much more human readable.  In this way, an application
> developer can go to only one place to find out information regarding a
> module's build (dependency information, etc.), and a module developer
> only has to write/change the module directory Makefile and can do so
> with declarative language. Also, the information can be easily parseable
> for eg a user interface.
> So the changes you're proposing are:
> 1) Move build information concerning a particular module into that
> module's Makefile
> 2) Make the module makefiles able to be written with purely declarative
> language
> 3) Retain backwards compatibility with the current build system
> Is this correct?
> I think 2) would be great for user friendliness, and 3) is a no-brainer.
> 1) is a bigger topic as there are a number of different ways in which
> dependencies are manifested for example, so I think this can be a point
> for further discussion... do you have any particular examples?
> Dan.
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Prof. Dr. Thomas C. Schmidt
° Hamburg University of Applied Sciences                   Berliner Tor 7 °
° Dept. Informatik, Internet Technologies Group    20099 Hamburg, Germany °
° http://www.haw-hamburg.de/inet                   Fon: +49-40-42875-8452 °
° http://www.informatik.haw-hamburg.de/~schmidt    Fax: +49-40-42875-8409 °

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