linux-kernel - Re: [PATCH] headerdep: a tool for detecting inclusion cycles in header file

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Date:	Sat, 26 Apr 2008 20:03:14 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...putergmbh.de>
To:	Nick Andrew <nick@...k-andrew.net>
cc:	Vegard Nossum <vegard.nossum@...il.com>,
	Pekka Enberg <penberg@...helsinki.fi>,
	Sam Ravnborg <sam@...nborg.org>, Adrian Bunk <bunk@...nel.org>,
	linux-kbuild@...r.kernel.org, kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] headerdep: a tool for detecting inclusion cycles in
 header file


On Saturday 2008-04-26 16:22, Nick Andrew wrote:
>On Sat, Apr 26, 2008 at 04:17:15PM +0200, Vegard Nossum wrote:
>> I didn't want to get into the lands of parsing options since we would
>> need to handle gcc options and skip arguments to those, etc.
>
>?
>
>use Getopt::Std qw(getopts);
>use vars qw($opt_g);
>getopts('g');
>[...]
>if ($opt_g) {
>	graph();
>}

Try this, at least it is known to handle pass_through, which
is _just what we want_ for handling unknown options:

	use Getopt::Long;
	&Getopt::Long::Configure(qw(bundling pass_through));
	&GetOptions("g" => \$opt_g, "I" => \@include_paths);
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