From:	Ken Robbins <NOSPAM AT DON'T.SPAM.COM>
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Writing an OS
Date:	Sun, 25 Apr 1999 19:06:11 -0500
Organization:	Prodigy Communications Corp
Lines:	37
Message-ID:	<7g0ahp$1poi$1@newssvr04-int.news.prodigy.com>
References:	<7fvlo1$o0k$1 AT newsserv DOT zdv DOT uni-tuebingen DOT de>
NNTP-Posting-Host:	slip129-37-196-87.il.us.ibm.net
Mime-Version:	1.0
X-Trace:	newssvr04-int.news.prodigy.com 925085049 1632162 129.37.196.87 (26 Apr 1999 00:04:09 GMT)
X-Complaints-To:	abuse AT prodigy DOT net
NNTP-Posting-Date:	26 Apr 1999 00:04:09 GMT
X-Accept-Language:	en
X-Mailer:	Mozilla 4.5 [en] (Win95; I)
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp
Reply-To:	djgpp AT delorie DOT com

Arik Funke wrote: 
> Hy, I'd like to programm an OS and to load it with GRUB-bootloader. I use
> DJGPP and RHIDE.

Programming an OS is a very difficult task. Are you sure you want to
take on this task?
 
> My question:
> 1. What is the minimum code to print a line to the screen?
> 
> I've tried it like that:
> main ()
> {
>     printf("%10d",1999)
> }
> but it doesn't work.

That is because you did not #include <stdio.h> where the prototype for
printf(); is. The minimun code to print a line to the screen is below.

#include <stdio.h>

int main(void)
{
	printf("Hello, world!\n");
	return 0;
}

> [snip question 2]

-- 
Ken Robbins
puyrebel <AT> prodigy <DOT> net

-- 
Ken Robbins
puyrebel <AT> prodigy <DOT> net

- Raw text -