Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!rutgers!cmcl2!adm!smoke!gwyn
From: gwyn@smoke.BRL.MIL (Doug Gwyn )
Newsgroups: comp.unix.questions
Subject: Re: stty question
Message-ID: <9999@smoke.BRL.MIL>
Date: 7 Apr 89 00:41:22 GMT
References: <9000015@m.cs.uiuc.edu>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 9

In article <9000015@m.cs.uiuc.edu> march@m.cs.uiuc.edu writes:
>How exactly does stty function?  Does it modify some kind of tty filter by
>sending ctrl characters?

No, it performs a terminal-handler ioctl() system call, not a write().

Where in the manual the details of these particular ioctl()s are
described varies from one version of UNIX to another; usually it's
in the "device" section of the PRM.