linux-kernel - Re: [PATCH] linux/string.h: Introduce streq macro.

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Date:	Wed, 27 Apr 2011 11:33:07 -0700
From:	"H. Peter Anvin" <hpa@...or.com>
To:	Steven Rostedt <rostedt@...dmis.org>
CC:	Thiago Farina <tfransosi@...il.com>, linux-kernel@...r.kernel.org,
	Alexey Dobriyan <adobriyan@...il.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Ingo Molnar <mingo@...e.hu>,
	"David S. Miller" <davem@...emloft.net>,
	Al Viro <viro@...iv.linux.org.uk>, "Ted Ts'o" <tytso@....edu>,
	Christoph Hellwig <hch@...radead.org>
Subject: Re: [PATCH] linux/string.h: Introduce streq macro.

On 04/27/2011 10:49 AM, Steven Rostedt wrote:
> On Tue, 2011-04-26 at 16:45 -0300, Thiago Farina wrote:
>> This macro is arguably more readable than its variants:
>> - !strcmp(a, b)
>> - strcmp(a, b) == 0
> 
> Actually, this was proposed way back in 2002 my Rusty and I did not see
> anyone arguing against it. I wonder why it never was incorporated back
> then?
> 
> http://marc.info/?l=linux-kernel&m=103284339813100&w=2
> 
> [ added Cc's of some of those that replied to this thread ]
> 

Because !strcmp() is idiomatic C.

This is the same kind of stupidity as

#define BEGIN {
#define END   }

It doesn't matter if it is more readable *to you*... learn the language,
please.

	-hpa
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