Re: [PATCH 5/5] gpio: uapi: clarify the meaning of 'empty' char arrays

From: Andy Shevchenko
Date: Mon Oct 05 2020 - 07:01:48 EST


On Mon, Oct 5, 2020 at 10:07 AM Kent Gibson <warthog618@xxxxxxxxx> wrote:
>
> Clarify that a char array containing a string is considered 'empty' if
> the first character is the null terminator. The remaining characters
> are not relevant to this determination.

> * @label: a functional name for this GPIO chip, such as a product
> - * number, may be empty
> + * number, may be empty (i.e. label[0] == '\0')

I would rather put it like
"...may be empty string (i.e. label == "")"

And so on for the rest.

--
With Best Regards,
Andy Shevchenko