X-Recipient: archive-cygwin AT delorie DOT com
X-Spam-Check-By: sourceware.org
Date: Sat, 1 Dec 2007 20:12:21 -0500
From: Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Failure in building GFortran on Cygwin
Message-ID: <20071202011221.GA16358@ednor.casa.cgf.cx>
Reply-To: cygwin AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
References: <Pine DOT CYG DOT 4 DOT 58 DOT 0711292328360 DOT 1532 AT homepc> <474F61CD DOT 1060405 AT verizon DOT net> <20071130142008 DOT GX30894 AT calimero DOT vinschen DOT de> <47501D95 DOT 3030200 AT byu DOT net> <20071130145842 DOT GY30894 AT calimero DOT vinschen DOT de> <20071130213601 DOT GC24092 AT ednor DOT casa DOT cgf DOT cx> <20071201103155 DOT GZ30894 AT calimero DOT vinschen DOT de> <20071201161303 DOT GA13773 AT ednor DOT casa DOT cgf DOT cx> <20071201171156 DOT GH30894 AT calimero DOT vinschen DOT de>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20071201171156.GH30894@calimero.vinschen.de>
User-Agent: Mutt/1.5.16 (2007-06-09)
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
Precedence: bulk
List-Id: <cygwin.cygwin.com>
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

On Sat, Dec 01, 2007 at 06:11:56PM +0100, Corinna Vinschen wrote:
>On Dec  1 11:13, Christopher Faylor wrote:
>> On Sat, Dec 01, 2007 at 11:31:55AM +0100, Corinna Vinschen wrote:
>> >On Nov 30 16:36, Christopher Faylor wrote:
>> >> But we do have a fairly transparent way of dealing with this problem which
>> >> will allow any ancient apps to continue to work.  We used it for the transition
>> >> from 32 -> 64 bit file I/O.
>> >
>> >Unfortunately it doesn't work for variables.  We can hide the timezone
>> >function, but how do we alias timezone to _timezone in libcygwin.a?
>> 
>> Why do you say that?  It should just be a simple aliasing.
>
>Because it doesn't work, AFAICS.  Actual aliasing in localtime.cc as in
>
>  extern long timezone __attribute__ ((alias("_timezone")));
>
>doesn't work because it breaks generating cygdll.a due to multiple
>definitions of timezone, the function in times.cc, the variable in
>localtime.cc.
>
>Using the NEW_FUNCTIONS mechanism in Makefile.in doesn't work either.
>Apply this patch:

I'm investigating why this doesn't work now.  Looks like more import
magic is needed.

cgf

--
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/