From: "Dmitry V. Levin" <ldv@altlinux.org>
To: ALT Devel discussion list <devel@altlinux.ru>
Subject: Re: [devel] slatec, fortran libraries, weak symbols
Date: Sat, 27 Nov 2004 00:30:35 +0300
Message-ID: <20041126213035.GA5945@basalt.office.altlinux.org> (raw)
In-Reply-To: <20041126212649.GI31657@solemn.turbinal.org>
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On Sat, Nov 27, 2004 at 12:26:49AM +0300, Alexey Tourbin wrote:
[...]
> При изучения исходников выяснилось следующее (цитирую из dbvsup.f):
>
> C The user must supply subroutines DFMAT, DGVEC, DUIVP and DUVEC,
> C when needed (they must be so named), to evaluate the derivatives
> C as follows
> C
> C A. DFMAT must be supplied.
>
> Т.е. функции, которые должны быть определены пользователем, на практике
> оборачиваются undefined references в библиотеке. Подозреваю, что эта
> проблема может быть решена с помощью weak symbols. Кто-нибудь знает,
> как именно?
На gcc это можно сделать так:
#pragma weak DFMAT
На g77 не пробовал.
--
ldv
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next prev parent reply other threads:[~2004-11-26 21:30 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-26 21:26 Alexey Tourbin
2004-11-26 21:30 ` Dmitry V. Levin [this message]
2004-11-29 5:35 ` Constantin Mikhaylenko
2004-11-29 11:04 ` [devel] " Alexey Tourbin
2004-11-29 11:25 ` Constantin Mikhaylenko
2004-11-29 12:51 ` Alexey Tourbin
2004-11-30 14:57 ` Alexey Tourbin
2004-11-30 15:46 ` Dmitry V. Levin
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