[Xcb] _Problems_ in GSoC, 2011

vikash agrawal vikashagrawal1990 at gmail.com
Mon Jun 6 23:19:16 PDT 2011

On Tue, Jun 7, 2011 at 10:48 AM, Josh Triplett <josh at joshtriplett.org>wrote:

> On Tue, Jun 07, 2011 at 10:31:49AM +0530, vikash agrawal wrote:
> > Hello Everyone and Josh,
> > First of all, I am working very slowly and I apologise for that
> > But from past few days I am facing several problems. I was trying to
> > understand c_client.py but there are several variables that I couldn't
> > figure out, I wasnt able to get the complete senseof these variables
> > correctly as a result I coudnt understand it to the best [ Having a small
> > description on variables name and there usage, in the file like fmt, idx
> or
> > functions like _n or _c_type_setup would serve the very purpose and would
> > also act as a documentation on the same. On some instances I tried to
> > comment the code but did fail as a whole]
> >  I was very scared and worried too today, with my work and
> understandability
> > of the code [ Being my first open source contribution, I am really
> nervous
> > ]
> > As a result I mailed Christopher R [ He has always helped me and I do
> thank
> > him for that ] and contacted pharris on IRC. A vote of thanks to both of
> you
> > for guiding me and solving catering my needs.
> >
> > Finally I have thought to make up a small schedule for some time ( say
> till
> > my next milestone )
> >
> >    -     As per pharris, I will start with something small like shape.xml
> or
> >    something else.
> >    -     I will compile it and then try to understand the generation on
> >    shape.h and shape.c
> >    -     [ Will I need to write test cases ? ] [ if yes the should I go
> for
> >    python or C and is there a supporting link for this ]
> >    -     Say, if I understand it then I will move to xproto.xml, ( or
> >    xkb.xml )
> >    -     This patch might take some time for me as I have to start from
> >    scratch all over again
> >    -     After this I will once again shift to c_client.py. [ If a
> >    description can be documented then it would be of great help ]
> >
> > Please let me know if I am going wrong some where, I might also shoot
> many
> > questions in near future
> Compiling a simple extension will definitely help you understand how the
> code generation works.  However, once you understand how the code
> generation works, don't immediately move on to a more complex extension;
> instead, see if you can use what you've learned on the small extension
> to experiment with modifying the code generator to see how it works.
> Again, you don't have to do all the learning before you do any of the
> coding; you can learn as you go.  Good lesson to learn for Open Source
> in general: there's always more to learn, and if you try to learn
> everything before you do anything, you won't manage to accomplish what
> you want to do.
> As far as test cases, you can just run the code generator and see if it
> produces the right results; if you need help figuring out what the
> expected results look like, or whether you've gotten closer to reaching
> them, ask on the list and we can help you figure that out.
> - Josh Triplett

Thank You Sir, for replying so soon, and I am starting with shapes.xml and

   - By compiling extension, did you mean getting shapes.[c,h] from the
   - Can you please describe the 3rd paragraph bit more elaborately

With Love


Vikash Agrawal
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