80 lines
2.7 KiB
Groff
80 lines
2.7 KiB
Groff
.\" $NetBSD: intro.2,v 1.4 1998/01/09 04:12:12 perry Exp $
|
|
.\"
|
|
.\" Copyright (c) 1980, 1993
|
|
.\" The Regents of the University of California. All rights reserved.
|
|
.\"
|
|
.\" Redistribution and use in source and binary forms, with or without
|
|
.\" modification, are permitted provided that the following conditions
|
|
.\" are met:
|
|
.\" 1. Redistributions of source code must retain the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer.
|
|
.\" 2. Redistributions in binary form must reproduce the above copyright
|
|
.\" notice, this list of conditions and the following disclaimer in the
|
|
.\" documentation and/or other materials provided with the distribution.
|
|
.\" 3. All advertising materials mentioning features or use of this software
|
|
.\" must display the following acknowledgement:
|
|
.\" This product includes software developed by the University of
|
|
.\" California, Berkeley and its contributors.
|
|
.\" 4. Neither the name of the University nor the names of its contributors
|
|
.\" may be used to endorse or promote products derived from this software
|
|
.\" without specific prior written permission.
|
|
.\"
|
|
.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
.\" SUCH DAMAGE.
|
|
.\"
|
|
.\" @(#)intro.2 8.1 (Berkeley) 6/4/93
|
|
.\"
|
|
.sh 1 Variables
|
|
.pp
|
|
Many variables which are used to describe the terminal environment
|
|
are available to the programmer. They are:
|
|
.(b
|
|
.TS
|
|
expand;
|
|
lw(6m) lw(8n) lw(50n).
|
|
type name description
|
|
_
|
|
WINDOW * curscr T{
|
|
.fi
|
|
current version of the screen (terminal screen).
|
|
T}
|
|
WINDOW * stdscr T{
|
|
standard screen. Most updates are usually done here.
|
|
T}
|
|
char * Def\*_term T{
|
|
default terminal type if type cannot be determined
|
|
T}
|
|
bool My\*_term T{
|
|
use the terminal specification in \fIDef\*_term\fR as terminal,
|
|
irrelevant of real terminal type
|
|
T}
|
|
char * ttytype T{
|
|
full name of the current terminal.
|
|
T}
|
|
int LINES T{
|
|
number of lines on the terminal
|
|
T}
|
|
int COLS T{
|
|
number of columns on the terminal
|
|
T}
|
|
int ERR T{
|
|
error flag returned by routines on a fail.
|
|
T}
|
|
int OK T{
|
|
flag returned by routines upon success.
|
|
T}
|
|
.TE
|
|
.fi
|
|
.ev
|
|
.)b
|
|
.lp
|