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From: bill@camco.Celestial.COM (Bill Campbell)
Newsgroups: comp.unix.programmer,comp.unix.questions
Subject: Re: How to restore terminal after curses program crashes?
Keywords: curses,cbreak,terminal
Message-ID: <725@camco.Celestial.COM>
Date: 18 Feb 91 18:56:40 GMT
References: <1991Feb13.133332.22320@ousrvr.oulu.fi>
Followup-To: comp.unix.programmer
Organization: Celestial Software, Mercer Island, WA
Lines: 34

In <1991Feb13.133332.22320@ousrvr.oulu.fi> clegg@tolsun.oulu.fi (Matthew Tran Clegg/VTT) writes:

>I've been working on a program that uses the curses package and
>cbreak mode.  Once in a while, a bug will cause the program to
>crash (for example, with a segmentation fault).  This completely
>unhinges the terminal.  It won't respond to anything anymore,
>except if I press ^C, then the csh prompt will be printed.

>(I've noticed sometimes that nethack will crash in this way too, but
>only when the game is better than any I've had in months -- a real bummer.)

>Does anyone know how to restore the terminal to a sane state?
>So far, the only thing that has worked for me is the power switch :-).

>Matthew Clegg
>clegg@tolsun.oulu.fi, February 13

I set an environment variable in my .login (.profile for /bin/sh
users)
	setenv NORMTTY			`stty -g`

This extracts the stty parameters in a form suitable as an
argument to stty so all I have to do is type:
	^Jstty $NORMTTY^J

where ^J is control-j.

This resets the terminal to your login state.

Bill
-- 
INTERNET:  bill@Celestial.COM   Bill Campbell; Celestial Software
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