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From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot-Users] [PATCH V2] Fix Ethernet init() return codes.
Date: Wed, 09 Jan 2008 23:01:17 +0100	[thread overview]
Message-ID: <20080109220117.80CA424755@gemini.denx.de> (raw)
In-Reply-To: Your message of "Wed, 09 Jan 2008 19:26:08 +0100." <014701c852ed$4b0c4040$6103170a@atmel.com>

In message <014701c852ed$4b0c4040$6103170a@atmel.com> you wrote:
>
> Why not use symbolic return values?

Because then nobody knows what the symbols mean.

> "return SUCCESS;" seems much more appropriate than 
> "return 0;"  or "return -1;"

These constants are unmistakeable for anyone who ever wrote a program
under any Unix system...

> if(myfunction() == SUCCESS) {
> 
> }
> 
> is much more clear than 
> 
> if(myfunction()) {
> 
> }

Not to me. The former needs a lookup of the define, the latter is
obvious.

Best regards,

Wolfgang Denk

-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
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fuer die Gier einzelner.                                    -- Ghandi

  reply	other threads:[~2008-01-09 22:01 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-08 22:23 [U-Boot-Users] [PATCH V2] Fix Ethernet init() return codes Ben Warren
2008-01-09  4:58 ` Stefan Roese
2008-01-09 15:18   ` Kim Phillips
2008-01-09 14:56     ` Jean-Christophe PLAGNIOL-VILLARD
2008-01-09 17:01     ` Ben Warren
2008-01-09 21:30       ` Wolfgang Denk
2008-01-09 21:37         ` Ben Warren
2008-01-09 21:50           ` Jean-Christophe PLAGNIOL-VILLARD
2008-01-09 22:19             ` Ben Warren
2008-01-09 22:43           ` Wolfgang Denk
2008-01-09 22:48             ` Ben Warren
2008-01-09 16:14 ` Timur Tabi
2008-01-09 16:26 ` Haavard Skinnemoen
2008-01-09 18:26   ` Ulf Samuelsson
2008-01-09 22:01     ` Wolfgang Denk [this message]
2008-01-10  0:11       ` Ulf Samuelsson
2008-01-10  8:01   ` Haavard Skinnemoen

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