1 /*
2  * Copyright (c) 1981, 1993, 1994
3  *	The Regents of the University of California.  All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. All advertising materials mentioning features or use of this software
14  *    must display the following acknowledgement:
15  *	This product includes software developed by the University of
16  *	California, Berkeley and its contributors.
17  * 4. Neither the name of the University nor the names of its contributors
18  *    may be used to endorse or promote products derived from this software
19  *    without specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31  * SUCH DAMAGE.
32  */
33 
34 #ifndef lint
35 static char sccsid[] = "@(#)curses.c	8.3 (Berkeley) 5/4/94";
36 #endif /* not lint */
37 
38 #include "curses.h"
39 
40 /* Private. */
41 int	__echoit = 1;			/* If stty indicates ECHO. */
42 int	__pfast;
43 int	__rawmode = 0;			/* If stty indicates RAW mode. */
44 int	__noqch = 0;			/*
45 					 * If terminal doesn't have
46 					 * insert/delete line capabilities
47 					 * for quick change on refresh.
48 					 */
49 char	AM, BS, CA, DA, EO, HC, IN, MI, MS, NC, NS, OS, PC,
50 	UL, XB, XN, XT, XS, XX;
51 char	*AL, *BC, *BT, *CD, *CE, *CL, *CM, *CR, *CS, *DC, *DL,
52 	*DM, *DO, *ED, *EI, *K0, *K1, *K2, *K3, *K4, *K5, *K6,
53 	*K7, *K8, *K9, *HO, *IC, *IM, *IP, *KD, *KE, *KH, *KL,
54 	*KR, *KS, *KU, *LL, *MA, *ND, *NL, *RC, *SC, *SE, *SF,
55 	*SO, *SR, *TA, *TE, *TI, *UC, *UE, *UP, *US, *VB, *VS,
56 	*VE, *al, *dl, *sf, *sr,
57 	*AL_PARM, *DL_PARM, *UP_PARM, *DOWN_PARM, *LEFT_PARM,
58 	*RIGHT_PARM;
59 /*
60  * Public.
61  *
62  * XXX
63  * UPPERCASE isn't used by libcurses, and is left for backward
64  * compatibility only.
65  */
66 WINDOW	*curscr;			/* Current screen. */
67 WINDOW	*stdscr;			/* Standard screen. */
68 int	 COLS;				/* Columns on the screen. */
69 int	 LINES;				/* Lines on the screen. */
70 int	 My_term = 0;			/* Use Def_term regardless. */
71 char	*__Def_term = "unknown";	/* Default terminal type. */
72 char	 GT;				/* Gtty indicates tabs. */
73 char	 NONL;				/* Term can't hack LF doing a CR. */
74 char	 UPPERCASE;			/* Terminal is uppercase only. */
75