2 calc_tty - restore normal input conditions for interactive use
8 return none if appears to be successful, error-value otherwise
11 This may enable a return to normal operation if abnormal activity
12 results from a change of one or more terminal characteristics, as
13 may occur when activity is resumed by an fg command after a ctrl-Z
14 interrupt, or by any of the three commands:
29 ## Copyright (C) 2000-2006 Ernest Bowen
31 ## Calc is open software; you can redistribute it and/or modify it under
32 ## the terms of the version 2.1 of the GNU Lesser General Public License
33 ## as published by the Free Software Foundation.
35 ## Calc is distributed in the hope that it will be useful, but WITHOUT
36 ## ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
37 ## or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
38 ## Public License for more details.
40 ## A copy of version 2.1 of the GNU Lesser General Public License is
41 ## distributed with calc under the filename COPYING-LGPL. You should have
42 ## received a copy with calc; if not, write to Free Software Foundation, Inc.
43 ## 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
45 ## @(#) $Revision: 30.1 $
46 ## @(#) $Id: calc_tty,v 30.1 2007/03/16 11:10:42 chongo Exp $
47 ## @(#) $Source: /usr/local/src/cmd/calc/help/RCS/calc_tty,v $
49 ## Under source code control: 2000/12/14 01:33:00
50 ## File existed as early as: 2000
52 ## Share and enjoy! :-) http://www.isthe.com/chongo/tech/comp/calc/