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From: Jonathan Corbet <corbet@lwn.net>
To: "Akira Yokosawa" <akiyks@gmail.com>,
	"Tomasz Warniełło" <tomasz.warniello@gmail.com>
Cc: Randy Dunlap <rdunlap@infradead.org>,
	linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] docs: scripts/kernel-doc: Detect absence of FILE arg
Date: Thu, 24 Feb 2022 12:15:15 -0700	[thread overview]
Message-ID: <87ley0krek.fsf@meer.lwn.net> (raw)
In-Reply-To: <7b136049-a3ba-0eb5-8717-364d773ff914@gmail.com>

Akira Yokosawa <akiyks@gmail.com> writes:

> Currently, when there is no FILE argument following a switch such
> as -man, -rst, or -none, kernel-doc exits with a warning from perl
> (long msg folded):
>
>     Use of uninitialized value $ARGV[0] in pattern match (m//)
>     at ./scripts/kernel-doc line 438.
>
> , which is unhelpful.
>
> Improve the behavior by adding a check at the bottom of parsing
> loop.
> If the argument is absent, display help text and exit with
> the code of 1 (via usage()).

As might be expected, this applied poorly after the pod patches went in.
I went ahead and resolved the conflict, substituting an appropriate
pod2usage() call.

Thanks,

jon

      reply	other threads:[~2022-02-24 19:15 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-24 13:02 [PATCH v2] docs: scripts/kernel-doc: Detect absence of FILE arg Akira Yokosawa
2022-02-24 19:15 ` Jonathan Corbet [this message]

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