From owner-freebsd-questions@FreeBSD.ORG  Fri Aug  4 06:38:34 2006
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
X-Original-To: questions@freebsd.org
Delivered-To: freebsd-questions@FreeBSD.ORG
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 72C6816A4DA;
	Fri,  4 Aug 2006 06:38:34 +0000 (UTC)
	(envelope-from stefan@fafoe.narf.at)
Received: from viefep13-int.chello.at (viefep13-int.chello.at [213.46.255.16])
	by mx1.FreeBSD.org (Postfix) with ESMTP id EA88F43D46;
	Fri,  4 Aug 2006 06:38:32 +0000 (GMT)
	(envelope-from stefan@fafoe.narf.at)
Received: from wombat.fafoe.narf.at ([213.47.85.26]) by viefep13-int.chello.at
	(InterMail vM.6.01.05.04 201-2131-123-105-20051025) with ESMTP id
	<20060804063830.EYGM6897.viefep13-int.chello.at@wombat.fafoe.narf.at>;
	Fri, 4 Aug 2006 08:38:30 +0200
Received: by wombat.fafoe.narf.at (Postfix, from userid 1001)
	id DD063BC7E; Thu,  3 Aug 2006 23:38:39 +0200 (CEST)
Date: Thu, 3 Aug 2006 23:38:39 +0200
From: Stefan Farfeleder <stefan@fafoe.narf.at>
To: Mikhail Teterin <mi+mx@aldan.algebra.com>
Message-ID: <20060803213839.GH33267@wombat.fafoe.narf.at>
Mail-Followup-To: Mikhail Teterin <mi+mx@aldan.algebra.com>,
	standards@freebsd.org, questions@freebsd.org
References: <200608031547.34386.mi+mx@aldan.algebra.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <200608031547.34386.mi+mx@aldan.algebra.com>
User-Agent: Mutt/1.5.12-2006-07-14
Cc: standards@freebsd.org, questions@freebsd.org
Subject: Re: conundrum: _C99_SOURCE vs. sigset
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Fri, 04 Aug 2006 06:38:34 -0000

On Thu, Aug 03, 2006 at 03:47:34PM -0400, Mikhail Teterin wrote:
> Hello!
> 
> I'm trying to compile a program, which uses threads and has its own daemon 
> global variable.
> 
> The variable's declaration results in an error:
> 
> recsnap.C:50: error: `RTRString daemon' redeclared as different kind of symbol
> /usr/include/stdlib.h:252: error: previous declaration of `int daemon(int, 
> int)'
> 
> The daemon()'s declaration in stdlib.h can be turned off by declaring either 
> _C99_SOURCE or _ANSI_SOURCE. Unfortunately, both of these defines also turn 
> off the declaration of sigset_t and fd_set:
> 
> /usr/include/pthread.h:233: error: expected `,' or `...' before '*' token
> .../include/rtr/selectni.h:129: error: `fd_set' does not name a type
> 
> Can this be solved -- without modifying the vendor's code? Thanks!

Try -D_POSIX_C_SOURCE=200112.

The macro _C99_SOURCE is for pure C99 code and _ANSI_SOURCE for C90
code.  Both don't include the <pthread.h> header.

Stefan