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From: "Dmitry V. Levin" <ldv@altlinux.org>
To: ALT Devel discussion list <devel@altlinux.ru>
Subject: Re: [devel] как правильно слинковать динамическую библиотеку
Date: Wed, 25 Dec 2002 20:28:39 +0300
Message-ID: <20021225172839.GA27133@basalt.office.altlinux.ru> (raw)
In-Reply-To: <20021225201653.3ccdabcf.vsu@altlinux.ru>

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On Wed, Dec 25, 2002 at 08:16:53PM +0300, Sergey Vlasov wrote:
> > > Есть такое дело (lua):
> > > 
> > > %changelog
> > > * Tue Dec 24 2002 Alexey Tourbin <at@altlinux.ru> 4.0.1-alt4
> > > - error in previous build: *.so files are binary copy of *.so.* files,
> > >   not symlinks; fixed
> > > - really shared build (s/ld -shared/ld -shared -lc/ in alt-soname patch)
> > 
> > И это правильно.
> > 
> > > gcc -o ../../bin/tolua tolua.o tolualua.o -L/usr/lib -L../../lib -ltolua -llua -llualib -lm
> > > /usr/lib/liblualib.so: undefined reference to `dlclose'
> > > /usr/lib/liblualib.so: undefined reference to `dlopen'
> > > /usr/lib/liblualib.so: undefined reference to `dlsym'
> > > collect2: ld returned 1 exit status
> > > 
> > > Если же пересобрать lua c s/ld -shared/ld -shared -lc -ldl/, то всё
> > > собирается хорошо.
> > 
> > Это неправильно.
> 
> А почему неправильно? Ведь, судя по сообщениям, dlopen() используется
> именно в liblualib.so.N - почему бы в её зависимости не добавить
> libdl.so.2?

Если существует реальное использование этой библиотеки без задействования
dlopen(3), то не стоит; если не существует, то нужно добавить.


--
ldv

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  reply	other threads:[~2002-12-25 17:28 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2002-12-25 11:53 Alexey Tourbin
2002-12-25 16:48 ` Dmitry V. Levin
2002-12-25 17:16   ` Sergey Vlasov
2002-12-25 17:28     ` Dmitry V. Levin [this message]
2002-12-25 17:51       ` [devel] " Alexey Tourbin
2002-12-25 18:33         ` Dmitry V. Levin
2003-01-09 12:48   ` Alexey Tourbin
2003-01-09 12:58     ` Dmitry V. Levin

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