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Date:	Fri, 26 Aug 2005 11:11:59 -0400
From:	Christopher Faylor <cgf-no-personal-reply-please AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: Problem with sh/bash and snapshot cygwin1-20050825.dll
Message-ID:	<20050826151159.GH12490@trixie.casa.cgf.cx>
Reply-To:	cygwin AT cygwin DOT com
References:	<20050826144755 DOT GF12490 AT trixie DOT casa DOT cgf DOT cx> <SERRANOt2GUBbVXUrCx0000032c AT SERRANO DOT CAM DOT ARTIMI DOT COM>
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On Fri, Aug 26, 2005 at 03:51:59PM +0100, Dave Korn wrote:
>----Original Message----
>>From: Christopher Faylor
>>Sent: 26 August 2005 15:48
>
>> On Fri, Aug 26, 2005 at 06:17:13AM -0600, Eric Blake wrote:
>>> While you're at it, fix realpath(NULL, buf) to set buf[0]='\0', instead
>>> of leaving garbage there.
>> 
>> What's the rationale for touching buf when realpath is returning an error
>> and setting EINVAL?
>> 
>> cgf
>
>  Standards-mandated leeway?
>
>http://www.opengroup.org/onlinepubs/009695399/functions/realpath.html
>
>Upon successful completion, [ ...  ].  Otherwise, realpath() shall
>return a null pointer and set errno to indicate the error, and the
>contents of the buffer pointed to by resolved_name are undefined.

That's not a rationale, it's an excuse for going to the extra effort.

I guess my vote is to fill the buffer with as many occurrences of
"cygwinisgreat" as will fit.

cgf

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