[libvirt] RFC: Coding style: require alphabetical header file sorting

[Daniel P. Berrange]

On Mon, Dec 03, 2012 at 04:45:26PM +0000, Daniel P. Berrange wrote:
> Thus far we only have one rule about header files, #include <config.h>
> must be first in all .c files.  I'm wondering if it is time to introduce
> some new rules
> 
>  - All system headers must be grouped to preceed all local headers
>  - All system headers must be sorted within their group
>  - All local headers must be sorted within their group
> 
> This will require updating pretty much every single source and header
> file in the tree. Of course it will need a new syntax check rule to
> validate this too.  Since fixing them is a serious amount of work,
> I was wondering about people's opinions on this ?
> 
> The goal is just standardization to make code a little more readable.

FYI, looking at this, I think it is not worth doing until we have
renamed all the files in src/util to have a 'vir' prefix.

We should then probably require that  util headers are included first,
then the driver specific headers, or something like that

Daniel
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