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Date: Mon, 24 Jun 2013 10:19:23 -0500
From: "Yaakov (Cygwin/X)" <yselkowitz AT users DOT sourceforge DOT net>
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To: cygwin AT cygwin DOT com
Subject: Re: libtool weirdness (was Re: Broken MPIR 2.6.0 on Cygwin64)
References: <CAHhGz88vEgzz1i4sUjE0ugNzaf+j++r1_qT=Y6abMaB4_F=PCg AT mail DOT gmail DOT com> <20130621083039 DOT GH1620 AT calimero DOT vinschen DOT de> <kq1694$ung$1 AT ger DOT gmane DOT org> <20130621094344 DOT GB25850 AT calimero DOT vinschen DOT de> <20130621113357 DOT GF25850 AT calimero DOT vinschen DOT de> <51C49413 DOT 2090708 AT users DOT sourceforge DOT net> <20130624092053 DOT GF14319 AT calimero DOT vinschen DOT de> <20130624113110 DOT GB4229 AT calimero DOT vinschen DOT de>
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On 2013-06-24 06:31, Corinna Vinschen wrote:
> This seem to have been a problem with the assembler files, but I can't
> reproduce it if I use the right settings.  With this cygport file:
>
>    NAME="mpir"
>    VERSION="2.6.0"
>    RELEASE=1
>    CATEGORY="Math"
>    SUMMARY="MPIR"
>    DESCRIPTION="MPIR"
>    SRC_URI="http://www.mpir.org/${P}.tar.bz2"
>
> and with this patch to configure.in:
[snip]
> the package is built completely.  11 out of 48 tests segfault, but that
> has nothing to do with ld and, as such, has been left as an excercise
> for the reader.  I'm pretty sure it has something to do with the LLP64
> vs LP64 difference between mingw and Cygwin 64 bit toolchain.

I concur.

> There's also still the problem that the DLL is installed into usr/lib
> rather than usr/bin and that it's using the "lib" prefix rather than
> the "cyg" prefix, but I'm sure this is fixable as well.

Ah, you also need to configure with --enable-cxx, otherwise the 
AC_PROG_CXX needs to be moved outside the conditional; do either of 
those, and the DLL will be built named correctly.


Yaakov


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