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From: David Weinehall <tao@acc.umu.se>
To: Oleg Verych <olecom@flower.upol.cz>
Cc: Tim Schmielau <tim@physik3.uni-rostock.de>,
	Rob Landley <rob@landley.net>, Andrew Morton <akpm@osdl.org>,
	Sam Ravnborg <sam@ravnborg.org>,
	Roman Zippel <zippel@linux-m68k.org>,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: scripts/makelst: bc -> shell Re: sed _s_gnu_alternatives_ (Re: [rft] (g)awk substitution)
Date: Sat, 3 Feb 2007 12:24:59 +0100	[thread overview]
Message-ID: <20070203112459.GW28152@vasa.acc.umu.se> (raw)
In-Reply-To: <20070127063836.GA15178@flower.upol.cz>

On Sat, Jan 27, 2007 at 06:38:36AM +0000, Oleg Verych wrote:
[snip]
> ,-*- diff snip -*-
> |-    t4=`echo $t3 | gawk '{ print $1 }'`
> |-    t5=`echo $t1 | gawk '{ print $1 }'`
> |+    t4=`pos_param 1 $t3`
> |+    t5=`pos_param 1 $t1`
> 5     t6=`echo $t4 - $t5 | tr a-f A-F`
> 6     t7=`( echo  ibase=16 ; echo $t6 ) | bc`
> `-*-
> 
> I've just noticed, that things on lines 5 and 6 may be optimized.
> 
> t7=`printf "%lu" $(( 0x$t4 - 0x$t5 ))`

%lu does not seem to agree with SuSv3:

http://www.opengroup.org/onlinepubs/009695399/utilities/printf.html
http://www.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap05.html

[snip]


Regards: David Weinehall
-- 
 /) David Weinehall <tao@acc.umu.se> /) Northern lights wander      (\
//  Maintainer of the v2.0 kernel   //  Dance across the winter sky //
\)  http://www.acc.umu.se/~tao/    (/   Full colour fire           (/

  reply	other threads:[~2007-02-03 11:25 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-01-15 21:24 [PATCH] sed s/gawk/awk/ scripts/gen_init_ramfs.sh Rob Landley
2007-01-15 22:11 ` Sam Ravnborg
2007-01-24  0:49   ` Andrew Morton
2007-01-24 17:30     ` Rob Landley
2007-01-24 21:03       ` [rft] (g)awk substitution (Re: [PATCH] sed s/gawk/awk/scripts/gen_init_ramfs.sh) Oleg Verych
2007-01-24 22:44         ` [patch, rft] scripts/gen_initramfs_list.sh: replace gawk with shell, whitespace cleanup Oleg Verych
2007-01-24 23:30         ` [patch, rft] scripts/makelst: replace gawk with shell, update Oleg Verych
2007-01-25  1:51         ` [rft] (g)awk substitution (Re: [PATCH] sed s/gawk/awk/scripts/gen_init_ramfs.sh) Rob Landley
2007-01-25  9:40           ` sed _s_gnu_alternatives_ (Re: [rft] (g)awk substitution) Oleg Verych
2007-01-25 18:03             ` Rob Landley
2007-01-25 19:14               ` Oleg Verych
2007-01-25 19:38                 ` Rob Landley
2007-01-25 21:18                   ` Oleg Verych
2007-01-26 17:47                     ` Rob Landley
2007-01-26 20:14                       ` Oleg Verych
2007-01-27  0:18                         ` Tim Schmielau
2007-01-27  6:38                           ` scripts/makelst: bc -> shell " Oleg Verych
2007-02-03 11:24                             ` David Weinehall [this message]
2007-02-03 13:10                               ` Oleg Verych
2007-02-03 11:13                 ` David Weinehall
2007-02-02 16:36     ` [PATCH] sed s/gawk/awk/ scripts/gen_init_ramfs.sh Adrian Bunk
2007-02-02 21:01       ` Oleg Verych

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