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From: Mark Lord <lkml@rtr.ca>
To: Oleg Verych <olecom@flower.upol.cz>
Cc: LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Jesper Juhl <jesper.juhl@gmail.com>,
Roman Zippel <zippel@linux-m68k.org>,
Sam Ravnborg <sam@ravnborg.org>,
William Stearns <wstearns@pobox.com>,
Martin Schlemmer <azarah@nosferatu.za.org>
Subject: Re: [patch 1/3, resend] scripts: replace gawk, head, bc with shell, update
Date: Tue, 06 Feb 2007 09:49:47 -0500 [thread overview]
Message-ID: <45C8958B.8040906@rtr.ca> (raw)
In-Reply-To: <20070206012207.805083000@flower.upol.cz>
Oleg Verych wrote:
> scripts: replace gawk, head, bc with shell, update
>
> Replacing overhead of using some (external) programs
> instead of good old `sh'.
...
> - t4=`echo $t3 | gawk '{ print $1 }'`
> - t5=`echo $t1 | gawk '{ print $1 }'`
> - t6=`echo $t4 - $t5 | tr a-f A-F`
> - t7=`( echo ibase=16 ; echo $t6 ) | bc`
> + t4=`field 1 $t3`
> + t5=`field 1 $t1`
> + t6=`printf "%lu" $((0x$t4 - 0x$t5))`
...
>From where do we obtain this new "field" command ?
Cheers
next prev parent reply other threads:[~2007-02-06 14:49 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-06 1:18 [patch 0/3, resend] scripts, kbuild updates/fixes (against 2.6.20) Oleg Verych
2007-02-06 1:18 ` [patch 1/3, resend] scripts: replace gawk, head, bc with shell, update Oleg Verych
2007-02-06 14:49 ` Mark Lord [this message]
2007-02-06 16:47 ` Oleg Verych
2007-02-06 17:13 ` Mark Lord
2007-02-07 8:58 ` Jesper Juhl
2007-02-07 13:02 ` Oleg Verych
2007-02-07 14:28 ` Roman Zippel
2007-02-06 1:18 ` [patch 2/3, resend] kbuild: improve option checking, Kbuild.include cleanup Oleg Verych
2007-02-07 14:36 ` Roman Zippel
2007-02-07 18:18 ` Oleg Verych
2007-02-07 20:14 ` Oleg Verych
2007-02-06 1:18 ` [patch 3/3, resend] kbuild: correctly skip tilded backups in localversion files Oleg Verych
2007-02-07 14:39 ` Roman Zippel
2007-02-07 18:03 ` Oleg Verych
2007-02-12 22:09 ` Tony Luck
2007-02-12 22:53 ` Linus Torvalds
2007-02-13 0:32 ` Oleg Verych
2007-02-13 5:05 ` Oleg Verych
2007-02-13 8:23 ` Gerd Hoffmann
2007-02-13 15:51 ` Linus Torvalds
2007-02-13 16:09 ` Roman Zippel
2007-02-14 1:16 ` kbuild, localversion (Re: [patch 3/3, resend] kbuild: correctly skip tilded backups in localversion files) Oleg Verych
2007-02-14 8:30 ` Sam Ravnborg
2007-02-06 17:56 ` [patch 0/3, resend] scripts, kbuild updates/fixes (against 2.6.20) Randy Dunlap
2007-02-06 18:25 ` Oleg Verych
2007-02-06 23:38 ` Oleg Verych
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