From: Eli Zaretskii <eliz@gnu.org>
To: Akib Azmain Turja <akib@disroot.org>
Cc: psainty@orcon.net.nz, emacs-devel@gnu.org
Subject: Re: [C source] Inconsistent comments on preprocessor conditionals
Date: Fri, 08 Jul 2022 17:01:01 +0300 [thread overview]
Message-ID: <83v8s73dr6.fsf@gnu.org> (raw)
In-Reply-To: <875yk73e12.fsf@disroot.org> (message from Akib Azmain Turja on Fri, 08 Jul 2022 19:55:05 +0600)
> From: Akib Azmain Turja <akib@disroot.org>
> Cc: emacs-devel@gnu.org
> Date: Fri, 08 Jul 2022 19:55:05 +0600
>
> >> The "#endif /* not FOO */" version provides the extra information that
> >> there *is* an "#else" clause
> >
> > No, it doesn't, because the conditional could start with #ifndef
> > instead.
>
> Then we can do like the following:
>
> --8<---------------cut here---------------start------------->8---
> #ifndef FOO
> ...
> #else /* not !FOO */
> ...
> #endif /* not !FOO */
> --8<---------------cut here---------------end--------------->8---
>
> Very confusing though.
Exactly. Which is why we won't do that.
next prev parent reply other threads:[~2022-07-08 14:01 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-08 12:47 [C source] Inconsistent comments on preprocessor conditionals Akib Azmain Turja
2022-07-08 12:55 ` Eli Zaretskii
2022-07-08 13:33 ` Phil Sainty
2022-07-08 13:37 ` Eli Zaretskii
2022-07-08 13:55 ` Akib Azmain Turja
2022-07-08 14:01 ` Eli Zaretskii [this message]
2022-07-08 14:21 ` Phil Sainty
2022-07-08 16:28 ` Sergey Organov
2022-07-08 19:54 ` Stefan Monnier
2022-07-11 12:42 ` Akib Azmain Turja
2022-07-08 12:57 ` Po Lu
2022-07-08 13:47 ` Alan Mackenzie
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