Gentoo Logo
Gentoo Spaceship




Note: Due to technical difficulties, the Archives are currently not up to date. GMANE provides an alternative service for most mailing lists.
c.f. bug 424647
List Archive: gentoo-devhelp
Navigation:
Lists: gentoo-devhelp: < Prev By Thread Next > < Prev By Date Next >
Headers:
To: gentoo-devhelp@g.o
From: Thomas Kahle <tom111@...>
Subject: Re: autotools and as-needed
Date: Fri, 21 Aug 2009 09:48:27 +0200
Mike Frysinger wrote:
> On Wednesday 19 August 2009 17:01:27 Thomas Kahle wrote:
>> Peter Volkov wrote:
>>> В Срд, 12/08/2009 в 00:03 +0200, Thomas Kahle пишет:
>>>> the following check in configure.ac fails with --as-needed but works
>>>> without it. Any hints what is wrong ? Thanks / Thomas
>>> Common reason for failure with --as-needed is the order of libraries. In
>>> you previous mail you wrote that with
>>>
>>> sed "s/\"-lntl\"/\"-lntl\" \"-lgf2x -lntl\"/" -i "${S}/configure.ac"
>>>
>>> it works but here:
>>>> for lib in "" "-lntl" "-lntl -lgf2x"
>>> I see different order. Try to change order of -lgf2x and -lntl inside
>>> ebuild. Also
>> This change of order is actually since I tried what you suggested. I
>> find that this check fails just because the compile fails. It has
>> nothing to do with configure. So here is my problem stripped down:
>>
>> $cat ntlcheck.c
>> #include <NTL/tools.h>
>> int main () { _ntl_GetTime(); }
>>
>> g++ ntlcheck.c -lntl -lgf2x
>> works
> 
> this is a bug in libntl.so.  it uses gf2x symbols but doesnt link against it 
> in libntl.so.  you shouldnt have to also link against libgf2x.so.
> -mike

Thanks => bug #282174

Thomas


-- 
Thomas Kahle

The fundamental theorem of algebra is open source. Like any other
mathematical theorem it can be applied free of charge and everybody
has access to its proof and can convince himself how it works. Why
should software be any different?



Attachment:
signature.asc (OpenPGP digital signature)
Replies:
Re: autotools and as-needed
-- Mike Frysinger
References:
autotools and as-needed
-- Thomas Kahle
Re: autotools and as-needed
-- Peter Volkov
Re: autotools and as-needed
-- Thomas Kahle
Re: autotools and as-needed
-- Mike Frysinger
Navigation:
Lists: gentoo-devhelp: < Prev By Thread Next > < Prev By Date Next >
Previous by thread:
Re: autotools and as-needed
Next by thread:
Re: autotools and as-needed
Previous by date:
Re: autotools and as-needed
Next by date:
Re: autotools and as-needed


Updated Jun 03, 2012

Summary: Archive of the gentoo-devhelp mailing list.

Donate to support our development efforts.

Copyright 2001-2013 Gentoo Foundation, Inc. Questions, Comments? Contact us.