Re: [Qemu-devel] [PATCH] Add astyle option file for code formatting

[Anthony Liguori <anthony@codemonkey.ws>]

On 09/11/2011 12:00 PM, Stefan Weil wrote:
> For new C code (and maybe also for existing code), a code formatter
> like Artistic Style is helpful because it can fix tabs, indentation
> and other style issues.
>
> This option file tries to set astyle options which match QEMU's
> coding conventions.
>
> The quality of astyle's code formatting depends on the astyle version
> (I got best results with newer versions) and on the code which is going
> to be formatted.
>
> For some code, formatting of brackets and operators does not work well.
> Fixing indentation and tabs always worked well for me.
>
> Signed-off-by: Stefan Weil<weil@mail.berlios.de>
> ---
>   scripts/astylerc |   16 ++++++++++++++++
>   1 files changed, 16 insertions(+), 0 deletions(-)
>   create mode 100644 scripts/astylerc
>
> diff --git a/scripts/astylerc b/scripts/astylerc
> new file mode 100644
> index 0000000..dcf9e3f
> --- /dev/null
> +++ b/scripts/astylerc
> @@ -0,0 +1,16 @@
> +# Artistic Style (astyle) options for qemu source code.
> +
> +# Usage:
> +# astyle --options=scripts/astylerc {source files}
> +
> +# For best results, use latest astyle from http://astyle.sourceforge.net/.

Please put a copyright in this file.

FWIW, this is what I use with emacs:

(c-add-style "qemu"
         '("stroustrup"
                 (indent-tabs-mode . nil)
                 (c-basic-offset   . 4)
                 (tab-width . 8)
         )
         nil) ; t = set this style, nil = don't

Regards,

Anthony Liguori

> +
> +add-brackets
> +align-pointer=name
> +convert-tabs
> +style=otbs
> +brackets=linux
> +indent=spaces=4
> +pad-oper
> +pad-header
> +unpad-paren