libtool weirdness (was Re: Broken MPIR 2.6.0 on Cygwin64)

Mon Jun 24 16:21:00 GMT 2013

On 2013年06月24日 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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