Re: [PATCH v4 1/2] qapi: Avoid generating C identifier 'linux'

[Markus Armbruster]

zhenwei pi <pizhenwei@bytedance.com> writes:

> 'linux' is not usable as identifier, because C compilers targeting
> Linux predefine it as a macro expanding to 1.  Add it to
> @polluted_words. 'unix' is already there.
>
> Suggested-by: Markus Armbruster <armbru@redhat.com>
> Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
> Signed-off-by: zhenwei pi <pizhenwei@bytedance.com>
> ---
>  scripts/qapi/common.py | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/qapi/common.py b/scripts/qapi/common.py
> index 489273574a..737b059e62 100644
> --- a/scripts/qapi/common.py
> +++ b/scripts/qapi/common.py
> @@ -114,7 +114,7 @@ def c_name(name: str, protect: bool = True) -> str:
>                       'and', 'and_eq', 'bitand', 'bitor', 'compl', 'not',
>                       'not_eq', 'or', 'or_eq', 'xor', 'xor_eq'])
>      # namespace pollution:
> -    polluted_words = set(['unix', 'errno', 'mips', 'sparc', 'i386'])
> +    polluted_words = set(['unix', 'errno', 'mips', 'sparc', 'i386', 'linux'])

If this list gets any longer, we better keep it in alphabetical order.

>      name = re.sub(r'[^A-Za-z0-9_]', '_', name)
>      if protect and (name in (c89_words | c99_words | c11_words | gcc_words
>                               | cpp_words | polluted_words)

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