Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!uunet!bria!mike
From: mike@bria.AIX (Mike Stefanik/78125)
Newsgroups: comp.unix.questions
Subject: Re: Starting a daemon on a SVR3
Message-ID: <316@bria.AIX>
Date: 4 Jan 91 05:48:53 GMT
References: <25360@adm.brl.mil> <1752@dschub.dsc.com> <1991Jan03.132149.3565@scuzzy.in-berlin.de>
Reply-To: mike@bria.UUCP (Michael Stefanik)
Organization: Briareus Corporation, Los Angeles, CA
Lines: 21

In article <1991Jan03.132149.3565@scuzzy.in-berlin.de> src@scuzzy.in-berlin.de (Heiko Blume) writes:
[question about closing all open file descriptors]
>yes [if you have posix stuff]:
>
>    for ( i = 0 ; i < sysconf(_SC_OPEN_MAX) ; i++ )
>	close( i );

Since file descriptors are guaranteed to be assigned sequentially; whynot
simply do:

	i=0;
	while ( close(i++) != -1 )
		;

This would work without any soon-to-be-defunct #define's, and any gee-what-
is-POSIX libraries.  Just a thought.

-----------------------------------------------------------------------------
Michael Stefanik, Systems Engineer (JOAT), Briareus Corporation
UUCP: ...!uunet!bria!mike
"If it was hard to code, it should be harder to use!"