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From: Chris Gray <cgray4@cs.mcgill.ca>
To: Vincent Sweeney <v.sweeney@dexterus.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [BUG] Bad #define, nonportable C, missing {}
Date: 22 Nov 2001 15:43:15 -0500	[thread overview]
Message-ID: <87y9ky35b0.fsf@cs.mcgill.ca> (raw)
In-Reply-To: <01112112401703.01961@nemo> <3BFB9FAE.DB9B6003@dexterus.com>
In-Reply-To: <3BFB9FAE.DB9B6003@dexterus.com>

On Wed, 21 Nov 2001, Vincent Sweeney wrote:
>> 
>> drivers/block/paride/pf.c:      if (l==0x20) j--; targ[j]=0;
>> drivers/block/paride/pg.c:      if (l==0x20) j--; targ[j]=0;
>> drivers/block/paride/pt.c:      if (l==0x20) j--; targ[j]=0;
>>     (these files need Lindenting too)
>> ----------
>> Missing {} Either a bug or a very bad style (so bad that I can even
>> imagine that it is NOT a bug). Please double check before applying
>> the patch!  -- vda
> 
> C std says IFF you have one expression after the for() then you can
> omit the {}'s. So this is NOT a bug or bad coding style its just
> saving some bytes in the source code :)

The point here is that what is written as 

if(l==0x20) j--; targ[j]=0;

is actually

if(l==0x20)
        j--;
targ[j]=0;

and not the 

if(l==0x20){
        j--;
        targ[j] = 0;
}

that it appears to be.  I wouldn't like to use 'l' as a variable
either, but that's just me.

Cheers,
Chris

  parent reply	other threads:[~2001-11-22 20:37 UTC|newest]

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2001-11-21 12:40 [BUG] Bad #define, nonportable C, missing {} vda
2001-11-21 11:10 ` Andreas Schwab
2001-11-21 11:16 ` Tim Waugh
2001-11-21 12:31 ` Ragnar Hojland Espinosa
2001-11-21 13:40   ` Jan Hudec
2001-11-21 14:19     ` Andreas Schwab
2001-11-21 14:52       ` Alexander Viro
2001-11-21 18:23     ` Neil Booth
2001-11-21 12:35 ` Vincent Sweeney
2001-11-21 13:37   ` Jan Hudec
2001-11-21 13:52     ` Mathijs Mohlmann
2001-11-21 17:12       ` vda
2001-11-26 20:28         ` Alan Cox
2001-11-27 18:03           ` vda
2001-11-27 18:38             ` Andreas Dilger
2001-11-28 13:19               ` vda
2001-11-21 14:12     ` Richard B. Johnson
2001-11-21 14:33       ` Eric W. Biederman
2001-11-21 14:56       ` Alexander Viro
2001-11-21 14:59       ` Andreas Schwab
2001-11-21 15:48         ` Momchil Velikov
2001-11-21 16:52       ` vda
2001-11-21 14:24     ` Sean Hunter
2001-11-21 14:25   ` Andreas Schwab
2001-11-22 20:43   ` Chris Gray [this message]
2001-11-22  4:24 ` Stevie O
2001-11-22 11:46   ` Horst von Brand
2001-11-22 12:03     ` Alexander Viro
2001-11-22 20:08   ` J.A. Magallon
     [not found]     ` <01112311540300.00886@manta>
2001-11-23 14:43       ` J.A. Magallon
  -- strict thread matches above, loose matches on Subject: below --
2001-11-27 19:03 Nathan Myers

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