X-Recipient: archive-cygwin AT delorie DOT com
DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:to:subject:message-id:reply-to
	:references:mime-version:content-type:in-reply-to; q=dns; s=
	default; b=B4eTdCqL8Dlp6yvF/y1p4Ush+r9A7agWee8jOvlJ+LCT6JOWdUS5F
	yUv00s2H5XXMA6wxi7KXAgSbFXX7nXUoJdtKoJpNwlSHZtPP32efza37pKwhOTVD
	6QMl7GWRTdD6JFh44q7p34BDVeV4ZMi1DffXSIU2t9WGLTcmnuwdIk=
DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id
	:list-unsubscribe:list-subscribe:list-archive:list-post
	:list-help:sender:date:from:to:subject:message-id:reply-to
	:references:mime-version:content-type:in-reply-to; s=default;
	 bh=xOxXcS+gYbzwOI/kiD95BeNkkyQ=; b=DwB4QBwd71dfZV/q5qEfNMArWmrW
	C2B3Xxw6wa1aQRuFi58CtkcNOcJ6CfeKvMaAW3K43BDieZeYNTIj0xnDolst9eMx
	Zp19aUuVUIcTaWflohnOS5U8MqtdCl/X5vvr3d3VlMIpOhP+SQyKD/kxeAAueX3s
	zOxkQQXX0uYUky0=
Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Id: <cygwin.cygwin.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
X-Spam-SWARE-Status: No, score=-1.8 required=5.0 tests=AWL,BAYES_00 autolearn=ham version=3.3.1
Date: Wed, 22 May 2013 17:24:50 +0200
From: Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: Including full path to shared library in the executable file
Message-ID: <20130522152450.GA22259@calimero.vinschen.de>
Reply-To: cygwin AT cygwin DOT com
Mail-Followup-To: cygwin AT cygwin DOT com
References: <CALgEz7rPZLJmg6nBacALfvdhkRUT5st+hMEciSuQd9y46xRuYQ AT mail DOT gmail DOT com> <CALgEz7qWEicXk5SQAbYuoiK-7PEeq-HRAJ59Gwt=kVzjKL9RTw AT mail DOT gmail DOT com> <CALgEz7p9EUX5XevA6mGk9c6JN_x0u0Jb1Cswi9-J20TDKvey=Q AT mail DOT gmail DOT com> <20130522084711 DOT GU2406 AT calimero DOT vinschen DOT de> <20130522145813 DOT GC8150 AT ednor DOT casa DOT cgf DOT cx>
MIME-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Disposition: inline
In-Reply-To: <20130522145813.GC8150@ednor.casa.cgf.cx>
User-Agent: Mutt/1.5.21 (2010-09-15)

On May 22 10:58, Christopher Faylor wrote:
> On Wed, May 22, 2013 at 10:47:11AM +0200, Corinna Vinschen wrote:
> >On May 21 21:43, Balaji Venkataraman wrote:
> >> On Tue, May 21, 2013 at 9:19 PM, Balaji Venkataraman wrote:
> >> 
> >> > My question is whether there is a way to include the full path to the .dll
> >> > while creating the .exe - much like how cmake "link_directories" or
> >> > "target_link_libraries" allows you to - for e.g. on Linux (an ldd on the
> >> > executable file shows the full path to the .so file and thus
> >> > precludes the need to explicitly set LD_LIBRARY_PATH). While this is not a
> >> > cmake question (or a cmake mailing list) if you have experience solving
> >> > this problem using cmake, would appreciate those insights as well.
> >> 
> >> I found this while looking for cygwin RPATH:
> >> http://www.cmake.org/pipermail/cmake/2007-October/017267.html. Perhaps
> >> the lack of RPATH support on Windows/Cygwin is the reason?
> >
> >RPATH is an ELF feature.  Full paths to DLLs are not supported by the
> >PE/COFF executable format.  Also, Cygwin DLLs are still loaded by the
> >Windows loader, so POSIX paths won't work, and full Windows paths won't
> >make much sense, given that Cygwin is not always installed into
> >C:\cygwin.
> >
> >The solution for this would be an ELF loader in Cygwin and a Cygwin
> >linker which produces ELF DLLs by default.  But that's quite a big
> >project on its own and nobody seemed to have fun, time, or money, to
> >implement this.
> 
> So, maybe *next* Thursday then?

Alas, I still have no cat...


Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Maintainer                 cygwin AT cygwin DOT com
Red Hat

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