Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm
List-Subscribe: <mailto:cygwin-subscribe AT cygwin DOT com>
List-Archive: <http://sources.redhat.com/ml/cygwin/>
List-Post: <mailto:cygwin AT cygwin DOT com>
List-Help: <mailto:cygwin-help AT cygwin DOT com>, <http://sources.redhat.com/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
Message-ID: <41756.65.200.9.2.1018470910.squirrel@portal.embedded-guru.com>
Date: Wed, 10 Apr 2002 13:35:10 -0700 (PDT)
Subject: Re: help with using windows dll
From: "Frank Motta" <fmotta AT embedded-guru DOT com>
To: <gp AT familiehaase DOT de>
In-Reply-To: <26291377488.20020410220955@familiehaase.de>
References: <26291377488 DOT 20020410220955 AT familiehaase DOT de>
X-Priority: 3
Importance: Normal
X-MSMail-Priority: Normal
Cc: <cygwin AT cygwin DOT com>
Reply-To: fmotta AT embedded-guru DOT com
MIME-Version: 1.0
Content-Type: text/plain; charset=iso_8859_1
Content-Transfer-Encoding: 8bit

WOW!!!
Thanks!!!
this is great!!!
I've installed and run it and (visually) it appears to give me
what I need - the next test is (of course) link and run :}

<Gerrit P. Haase>
>> -------- Original Message --------
>> Subject: =?iso_8859_1?Q?can_a_pre-built_library_be_used=3F?=
>> From: "Frank Motta" <fmotta at embedded-guru dot com>
>> To: <cygwin at cygwin dot com>
>
>> I have a third party lib/dll (x.lib, x.dll) built with microsoft tools
>> I need to link to a cygwin application.
>
>> Since cygwin can't use the .lib then is there a way of extracting the
>> equivilent stubs from the .lib or the dll?
>
>>     Is this possible?
>
>>     If so, how!!!
>
> I used to do this with a tool that comes with libtool.
> It isn't provided in binary form with the libtool setup,
> but gets build everytime it is needed by libtool.
> I've it on a website to fetch it for others (just the
> C source and the compiled binary).
>
> I use it with this stupid script which is invoked like this,
>
>        $ libextract /path/DLLNAME
>
> where DLLNAME is the dllname without .dll:
>
> #!/usr/bin/sh
> echo $0 creates import library $1.dll.a from $*.dll
> DLLNAME=$@
>
> /bin/impgen ${DLLNAME}.dll >${DLLNAME}.def
> dlltool --as=as --dllname ${DLLNAME}.dll --def ${DLLNAME}.def
> --output-lib ${DLLNAME}.dll.a # ENDE
>
> Extract the 'impgen' source from ltmain.sh or fetch it here:
> http://timtowtdi.topcities.com/cygwin/impgen/
>
> My script needs some improvements since importlibraries are usually
> named in another fashion.  Here cygbz21.0.dll gets cygbz21.0.dll.a as
> importlib where the real one is named libbz2.dll.a.
> But you can either link directely to the name you created the importlib
> with or rename it as you like it.
>
> Also I should mention that it works with some Windows dll's and with
> others it doesn't work and I don't know why.
>
>
> Gerrit
> --
> =^..^=


-- 
Frank Motta
fmotta AT embedded-guru DOT com

If you cannot recognize divinity in your fellow man, then you will not
realize the devine within yourself...





--
Unsubscribe info:      http://cygwin.com/ml/#unsubscribe-simple
Bug reporting:         http://cygwin.com/bugs.html
Documentation:         http://cygwin.com/docs.html
FAQ:                   http://cygwin.com/faq/