X-Spam-Check-By: sourceware.org
To: cygwin AT cygwin DOT com
Subject: Re: [ANNOUNCEMENT] Updated: cygwin-1.5.19-1
Mail-Copies-To: never
Reply-To: sds AT gnu DOT org
X-Attribution: Sam
X-Disclaimer: You should not expect anyone to agree with me.
From: Sam Steingold <sds AT gnu DOT org>
In-Reply-To: <Pine.CYG.4.58.0601181403430.468@PC1163-8460-XP.flightsafety.com> (Brian Ford's message of "Wed, 18 Jan 2006 14:06:19 -0600")
References: <announce DOT 20060117033619 DOT GA12055 AT coe DOT casa DOT cgf DOT cx> 	<u1wz5h2ed DOT fsf AT gnu DOT org> <20060118181027 DOT GA17787 AT calimero DOT vinschen DOT de> 	<umzhtfhky DOT fsf AT gnu DOT org> 	<Pine DOT CYG DOT 4 DOT 58 DOT 0601181403430 DOT 468 AT PC1163-8460-XP DOT flightsafety DOT com>
Mail-Followup-To: cygwin AT cygwin DOT com
Date: Wed, 18 Jan 2006 15:30:43 -0500
Message-ID: <uirshffd8.fsf@gnu.org>
User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/22.0.50 (windows-nt)
MIME-Version: 1.0
Content-Type: text/plain
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
Precedence: bulk
List-Unsubscribe: <mailto:cygwin-unsubscribe-archive-cygwin=delorie DOT com AT cygwin DOT com>
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sourceware.org/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs>
Sender: cygwin-owner AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
Delivered-To: mailing list cygwin AT cygwin DOT com

> * Brian Ford <Oevna DOT Sbeq AT syvtugfnsrgl DOT pbz> [2006-01-18 14:06:19 -0600]:
>
> On Wed, 18 Jan 2006, Sam Steingold wrote:
>
>> here is a simple test case:
>>
>> int main (int argc, char *argv[]) {
>>   char executable[MAXPATHLEN];
>>   realpath(argv[0],executable);
>>   if (open(executable,O_RDONLY|O_BINARY,0644) < 0) return 1;
>>   else return 0;
>> }
>>
>> it worked (returned 0) before and it works on Linux.
>> it does not work now.
>
> Looks very similar to:
>
> http://www.cygwin.com/ml/cygwin/2004-09/msg00867.html

not only cygwin "drops extension" from argv[0] (as your bug report
says), it also fails to restore it in realpath().

the point here is that the return value of realpath() cannot fail to
open due to ENOENT - as it does on cygwin.

-- 
Sam Steingold (http://www.podval.org/~sds) running w2k
http://www.openvotingconsortium.org http://www.mideasttruth.com
http://www.camera.org http://ffii.org http://truepeace.org
Winners never quit; quitters never win; idiots neither win nor quit.

--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Problem reports:       http://cygwin.com/problems.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/