Re: [Qemu-devel] [PATCH] checkpatch.pl: adjust typedef definition to QEMU coding style

[Markus Armbruster <armbru@redhat.com>]

Paolo Bonzini <pbonzini@redhat.com> writes:

> Most QEMU typedefs are camelcase, starting with one uppercase letter
> and containing at least one lowercase letter.  There are a few
> all-uppercase types, add the most common too.
>
> This fixes recognition of types in lines such as
>
>     static __attribute__((unused)) inline void tcg_out8(TCGContext *s, uint8_t v)
>
> (Example provided by Peter Maydell).
>
> Reported-by: Alexey Kardashevskiy <aik@ozlabs.ru>
> Cc: Peter Maydell <peter.maydell@linaro.org>
> Cc: Stefan Weil <sw@weilnetz.de>
> Cc: Markus Armbruster <armbru@redhat.com>
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> ---
>  scripts/checkpatch.pl | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
> index 9d46e5a..053e432 100755
> --- a/scripts/checkpatch.pl
> +++ b/scripts/checkpatch.pl
> @@ -206,9 +206,13 @@ our $UTF8	= qr {
>  	|  \xF4[\x80-\x8F][\x80-\xBF]{2}     # plane 16
>  }x;
>  
> +# There are still some false positives, but this catches most
> +# common cases.
>  our $typeTypedefs = qr{(?x:
> -	(?:__)?(?:u|s|be|le)(?:8|16|32|64)|
> -	atomic_t
> +        [A-Z][A-Z\d_]*[a-z][A-Za-z\d_]*     # camelcase
> +        | [A-Z][A-Z\d_]*AIOCB               # all uppercase
> +        | [A-Z][A-Z\d_]*CPU                 # all uppercase
> +        | QEMUBH                            # all uppercase
>  )};
>  
>  our $logFunctions = qr{(?x:

I had to look up \d, and then I got scared until I remembered "Perl will
not use locales unless specifically requested to".  Applies both to \d
and A-Z.  Consistent with existing usage, except for the position of
'|'.

Reviewed-by: Markus Armbruster <armbru@redhat.com>