Xref: utzoo comp.lang.c:15207 comp.unix.wizards:13859
Path: utzoo!attcan!uunet!lll-winken!lll-lcc!ames!husc6!husc4!wen
From: wen@husc4.HARVARD.EDU (A. Wen)
Newsgroups: comp.lang.c,comp.unix.wizards
Subject: Re: printf, data presentation
Keywords: printf, terminals, fixed format screens
Message-ID: <915@husc6.harvard.edu>
Date: 5 Jan 89 00:16:40 GMT
References: <19@xenlink.UUCP> <731@picuxa.UUCP> <8332@ihlpl.ATT.COM>
Sender: news@husc6.harvard.edu
Reply-To: wen@husc4.UUCP (A. Wen)
Organization: Harvard University Science Center, Cambridge MA
Lines: 25

In article <8332@ihlpl.ATT.COM> knudsen@ihlpl.ATT.COM (Knudsen) writes:
>Most OSes make the inkey() function possible, but hardly easy.
>I know it takes a lot of ioctl() bashing.
...
>My point is that some guru should have figured out how to do
>inkey() on the OS in question and put this in the library.
>Then ordinary programmers wouldn't have to figure it out
>for the zillionth time.

But it's very, very easy:

(with cbreak mode set)

#include <ioctl.h>

char inkey()
{
	int count=0;

	ioctl(0,FIONREAD,&count);  
	return(count?getchar():NULL);
}


A. Wen          wen@husc4.HARVARD.EDU  wen@husc4.BITNET  {seismo!harvard!husc4}