Date: Thu, 13 Jan 2000 13:28:57 +0600 (NOVT) From: "Alexey N. Dokuchaev" <danfe@ssc.nsu.ru> To: freebsd-questions@FreeBSD.ORG Subject: (void)printf(); (Was: Re: simple c i/o question) Message-ID: <Pine.LNX.4.10.10001131328380.22433-100000@inet.ssc.nsu.ru>
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On Wed, 12 Jan 2000, Naief BinTalal wrote:
> On Wed, Jan 12, 2000 at 04:28:23PM +0000, Jonathon McKitrick wrote:
> >
> > I'm trying to write a hello world program. What is the output file for
> > the console currently being displayed (in other words, the screen)?
> > I've tried printf, and fprintf to stdout and stderr.
>
> #include <stdio.h>
>
> int
> main(void)
> {
> (void)fprintf(stdout,"Hello World\n");
> return 0;
> }
>
While browsing thru the source code of almost anything in FreeBSD, I've
noticed that (type)function(parameters); syntax. Why not just to write
function(paramenters). Like in the prev example, what's wrong with simple
printf(blahblah); but (void)printf(blahblah); ?
Thanx.
,--------------------------------------, ____ ___ _______
| Alexey N. Dokuchaev, more commonly | / __/______ ___ / _ )/ __/ _ \
| known as DAN Fe | / _// __/ -_) -_) _ |\ \/ // /
| | /_/ /_/ \__/\__/____/___/____/
| Novosibirsk State University `-------- The Power to Serve --------,
| Scientific Study Center Computer Lab |
| |
| email: danfe@inet.ssc.nsu.ru homepage: http://inet.ssc.nsu.ru/~danfe/ |
| ICQ UIN: 38934845 |
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