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From: wollman@ginger.lcs.mit.edu (Garrett Wollman)
Newsgroups: comp.unix.bsd
Subject: Re: BSD->Sys V Porting Question (TIOC[CNOTTY)
Date: 6 Apr 1994 18:42:16 GMT
Organization: MIT Laboratory for Computer Science
Lines: 28
Message-ID: <2nuvq8$l4b@GRAPEVINE.LCS.MIT.EDU>
References: <Cnu4xE.BwH@lunatix.lex.ky.us>
NNTP-Posting-Host: ginger.lcs.mit.edu
In article <Cnu4xE.BwH@lunatix.lex.ky.us>,
Robert Sexton <robert@lunatix.lex.ky.us> wrote:
>Can anybody enlighten me on the use of the TIOCNOTTY ioctl under
>BSD? I am faminiliar with the termio interface, so a termio man
>page might just do the trick. Thanks.
Typical usage is (with better error checking):
int fd;
int dummy;
fd = open("/dev/null", O_RDWR, 0);
dup2(fd, 0);
dup2(fd, 1);
dup2(fd, 3);
close(fd);
fd = open("/dev/tty", O_RDWR, 0);
ioctl(fd, TIOCNOTTY, &dummy);
-GAWollman
--
Garrett A. Wollman | Shashish is simple, it's discreet, it's brief. ...
wollman@lcs.mit.edu | Shashish is the bonding of hearts in spite of distance.
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