xref: /netbsd-src/lib/libcurses/curses.c (revision 0b9f50897e9a9c6709320fafb4c3787fddcc0a45)
1 /*
2  * Copyright (c) 1981 Regents of the University of California.
3  * 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[] = "from: @(#)curses.c	5.8 (Berkeley) 8/23/92";*/
36 static char rcsid[] = "$Id: curses.c,v 1.3 1993/08/07 05:48:46 mycroft Exp $";
37 #endif /* not lint */
38 
39 #include <curses.h>
40 
41 /* Private. */
42 int	__echoit = 1;			/* If stty indicates ECHO. */
43 int	__endwin = 0;			/* If endwin has been called. */
44 int	__pfast;
45 int	__rawmode = 0;			/* If stty indicates RAW mode. */
46 
47 /*
48  * Public.
49  *
50  * XXX
51  * UPPERCASE isn't used by libcurses, and is left for backward
52  * compatibility only.
53  */
54 WINDOW	*curscr;			/* Current screen. */
55 WINDOW	*stdscr;			/* Standard screen. */
56 int	 COLS;				/* Columns on the screen. */
57 int	 LINES;				/* Lines on the screen. */
58 int	 My_term = 0;			/* Use Def_term regardless. */
59 char	*Def_term = "unknown";		/* Default terminal type. */
60 char	 GT;				/* Gtty indicates tabs. */
61 char	 NONL;				/* Term can't hack LF doing a CR. */
62 char	 UPPERCASE;			/* Terminal is uppercase only. */
63 
64 char	AM, BS, CA, DA, EO, HC, HZ, IN, MI, MS, NC, NS, OS,
65 	PC, UL, XB, XN, XT, XS, XX;
66 char	*AL, *BC, *BT, *CD, *CE, *CL, *CM, *CR, *CS, *DC, *DL,
67 	*DM, *DO, *ED, *EI, *K0, *K1, *K2, *K3, *K4, *K5, *K6,
68 	*K7, *K8, *K9, *HO, *IC, *IM, *IP, *KD, *KE, *KH, *KL,
69 	*KR, *KS, *KU, *LL, *MA, *ND, *NL, *RC, *SC, *SE, *SF,
70 	*SO, *SR, *TA, *TE, *TI, *UC, *UE, *UP, *US, *VB, *VS,
71 	*VE,
72 	*AL_PARM, *DL_PARM, *UP_PARM, *DOWN_PARM, *LEFT_PARM,
73 	*RIGHT_PARM;
74