linux-kernel - Re: [PATCH] [RFC] implement size

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Message-ID: <4C3DE6C7.6040608@suse.cz>
Date:	Wed, 14 Jul 2010 18:33:11 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Alexander Shishkin <virtuoso@...nd.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>, linux-kbuild@...r.kernel.org,
	Sebastian Dalfuß <sd@...f.de>,
	Oliver Hartkopp <oliver@...tkopp.net>,
	Michael Guntsche <mike@...loops.com>,
	Jonathan Nieder <jrnieder@...il.com>,
	Michael Tokarev <mjt@....msk.ru>, Alek Du <alek.du@...el.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Russell King <rmk@....linux.org.uk>,
	Albin Tonnerre <albin.tonnerre@...e-electrons.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [RFC] implement size_append in perl

On 07/14/2010 06:12 PM, Alexander Shishkin wrote:
> On Wed, Jul 14, 2010 at 07:54:43 -0700, H. Peter Anvin wrote:
>> On 07/14/2010 07:01 AM, Alexander Shishkin wrote:
>>> +size_append = $(PERL) -e 'print pack("V", (stat "$(lastword $1)")[7])'
>>
>> Why the "lastword"?
> 
> There's a whitespace right after it due to it being part of the target
> spec "$(obj)/piggy.$(suffix_y) FORCE", where "FORCE" is being filtered
> out.

Then you should use $(strip $1), which is more obvious IMO.

Michal
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