Query Regarding Old Projects, for GSoC 2019

[Chris Johns]

On 11/3/19 9:06 am, Joel Sherrill wrote:
> On Sun, Mar 10, 2019, 2:29 PM Chris Johns <chrisj at rtems.org
> <mailto:chrisj at rtems.org>> wrote:
> 
>     On 6/3/19 10:23 pm, Amaan Cheval wrote:
>     > I'm not sure if the project is open, but if it is, I'd be willing to
>     co-mentor.
> 
>     Thanks.
> 
>     >
>     > On Wed, Mar 6, 2019, 2:45 PM Vaibhav Gupta <vaibhavgupta40 at gmail.com
>     <mailto:vaibhavgupta40 at gmail.com>
>     > <mailto:vaibhavgupta40 at gmail.com <mailto:vaibhavgupta40 at gmail.com>>> wrote:
>     >
>     >     I was exploring for more open projects and found the following one.
>     >
>     >     - Port V8 Javascript Engine :
>     >     https://devel.rtems.org/wiki/Developer/Projects/Open/V8
>     >
>     >     Not much information is given about it and even the above link was
>     modified
>     >     in 2015. I want to know if the project is open for GSOC 2019?
>     >     If it is open, then It would be great to know if someone would like to
>     >     mentor it. I would like to discuss further on it.
> 
>     I suggest you create a ticket for this project like the other GSoC tickets we
>     have and add some additional details ..
> 
>     - Please list the archs supported, this is viewable in the src tree.
>     - Add something about needing Chromium's depot_tools. I see FreeBSD is not
>       listed but chromium is available on FreeBSD.
>     - Investigate the build system and if it is possible to cross-compile.
> 
> I'm a bit concerned that it may require things RTEMS does not have. 

If it cannot be cross-compiled it would be hard to maintain long term.

> Does it mmap in ways we don't support? 

I also wondered. There is an abstraction in the POSIX platform code for mmap so
a grep would let us know.

> I doubt it forks new processes but that has to be answered. 

Yeap.

> Some basic research plus an attempt to compile it for RTEMS with
> problem sections disabled is a good first step of any porting evaluation.

Yes.

> FWIW I looked at porting the PDF viewer from chromium to RTEMS. Their build
> system seemed quite complex.

Firefox uses a js project held in github (https://github.com/mozilla/pdf.js/).

Chris