Date: Sat, 21 May 2005 13:32:09 -0700 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Mark Murray <markm@FreeBSD.ORG> Cc: freebsd-standards@FreeBSD.ORG Subject: Re: Read /dev/null differs from POSIX Message-ID: <20050521203209.GA60647@troutmask.apl.washington.edu> In-Reply-To: <200505212013.j4LKDTMC070728@grovel.grondar.org> References: <20050521193605.GB51782@troutmask.apl.washington.edu> <200505212013.j4LKDTMC070728@grovel.grondar.org>
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On Sat, May 21, 2005 at 09:13:29PM +0100, Mark Murray wrote: > Steve Kargl writes: > > >From http://www.opengroup.org/onlinepubs/009695399/toc.htm > > > > /dev/null -- An infinite data source and data sink. Data > > written to /dev/null shall be discarded. Reads from > > /dev/null shall always return end-of-file (EOF). > > > > This program > > ... abuses fread(3) return values. > Sorry for the noise. I remembered feof() about 15 minutes ago. FreeBSD's null(4) man page, although quite short, is somewhat confusing in its vagueness. -- Steve
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