From: Florian Weimer <fw@deneb.cygnus.argh.org>
Subject: [OT] C and in-band signalling (was: Re: Announce: OpenToken 2.0 released)
Date: 2000/03/05
Date: 2000-03-05T18:47:26+00:00 [thread overview]
Message-ID: <873dq5ntj5.fsf_-_@deneb.cygnus.argh.org> (raw)
In-Reply-To: 88iuk2$s6d3@ftp.kvaerner.com
"Tarjei T. Jensen" <tarjei.jensen@kvaerner.com> writes:
> Hyman Rosen wrote
> >(I know that
> >the number of platforms where sizeof(int) == sizeof(char) is non-zero,
> >but do those platforms have 32-bit input from external sources?)
>
> Is that a problem on any plattform? EOF is not a fixed value.
Yes, it is a preprocessor macro "which expands to an integer constant
expression, with type int and a negative value".
> It is traditionally -1. If, on a platform where sizeof(int) ==
> sizeof(char) there is a convention that characters are positive
> (assuming the sizeof(int) > 8) then a convention which use negative
> numbers for signalling would still work.
No, for binary files, a conforming implementation has to be able to store
and retrieve all possible char type values, including the negative ones.
next prev parent reply other threads:[~2000-03-05 0:00 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2000-01-27 0:00 Announce: OpenToken 2.0 released Ted Dennison
2000-01-28 0:00 ` Jürgen Pfeifer
2000-01-28 0:00 ` Ted Dennison
2000-01-31 0:00 ` Hyman Rosen
2000-02-01 0:00 ` Ted Dennison
2000-02-01 0:00 ` Hyman Rosen
2000-02-01 0:00 ` David Starner
2000-02-01 0:00 ` Brian Rogoff
2000-02-01 0:00 ` Hyman Rosen
2000-02-01 0:00 ` Brian Rogoff
2000-02-02 0:00 ` Hyman Rosen
2000-02-02 0:00 ` Vladimir Olensky
2000-02-01 0:00 ` Hyman Rosen
2000-02-02 0:00 ` Jeff Carter
2000-02-02 0:00 ` Ted Dennison
2000-02-04 0:00 ` Ted Dennison
2000-02-05 0:00 ` Ehud Lamm
2000-02-04 0:00 ` Florian Weimer
2000-02-07 0:00 ` Hyman Rosen
2000-02-07 0:00 ` Florian Weimer
2000-02-07 0:00 ` Hyman Rosen
2000-02-09 0:00 ` Robert A Duff
2000-02-09 0:00 ` Hyman Rosen
2000-02-09 0:00 ` Larry Kilgallen
2000-02-17 0:00 ` Robert A Duff
2000-02-17 0:00 ` Hyman Rosen
2000-02-17 0:00 ` Hyman Rosen
2000-02-17 0:00 ` Robert A Duff
2000-02-17 0:00 ` Hyman Rosen
2000-02-17 0:00 ` Robert A Duff
[not found] ` <88iuk2$s6d3@ftp.kvaerner.com>
2000-03-05 0:00 ` Florian Weimer [this message]
2000-03-06 0:00 ` [OT] C and in-band signalling (was: Re: Announce: OpenToken 2.0 released) Tarjei T. Jensen
2000-03-06 0:00 ` Keith Thompson
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