Re: Using defines for protocol characters

Dave Cramer <davecramer@gmail.com>

From: Dave Cramer <davecramer@gmail.com>
To: Tatsuo Ishii <ishii@sraoss.co.jp>
Cc: pgsql-hackers@lists.postgresql.org, nathandbossart@gmail.com
Date: 2023-08-03T21:22:51Z
Lists: pgsql-hackers
On Thu, 3 Aug 2023 at 13:25, Tatsuo Ishii <ishii@sraoss.co.jp> wrote:

> > Greetings,
> >
> > Attached is a patch which introduces a file protocol.h. Instead of using
> > the actual characters everywhere in the code this patch names the
> > characters and removes the comments beside each usage.
>
> > +#define DESCRIBE_PREPARED           'S'
> > +#define DESCRIBE_PORTAL             'P'
>
> You use these for Close message as well. I don't like the idea because
> Close is different message from Describe message.
>
> What about adding following for Close too use them instead?
>
> #define CLOSE_PREPARED           'S'
> #define CLOSE_PORTAL             'P'
>

Good catch.
I recall when writing this it was a bit hacky.
What do you think of PREPARED_SUB_COMMAND   and PORTAL_SUB_COMMAND instead
of duplicating them ?

Dave

Commits

  1. Introduce macros for protocol characters.

  2. Remove configure check for z_streamp