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curses.c revision 1.14
      1 /*	$NetBSD: curses.c,v 1.14 2000/04/17 12:25:45 blymn Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1981, 1993, 1994
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #include <sys/cdefs.h>
     37 #ifndef lint
     38 #if 0
     39 static char sccsid[] = "@(#)curses.c	8.3 (Berkeley) 5/4/94";
     40 #else
     41 __RCSID("$NetBSD: curses.c,v 1.14 2000/04/17 12:25:45 blymn Exp $");
     42 #endif
     43 #endif				/* not lint */
     44 
     45 #include "curses.h"
     46 
     47 /* Private. */
     48 int	__echoit = 1;			/* If stty indicates ECHO. */
     49 int	__pfast;
     50 int	__rawmode = 0;			/* If stty indicates RAW mode. */
     51 int	__noqch = 0;			/*
     52 					 * If terminal doesn't have
     53 					 * insert/delete line capabilities
     54 					 * for quick change on refresh.
     55 					 */
     56 char	AM, BE, BS, CA, CC, DA, EO, HC, HL, IN, MI, MS, NC, NS, OS, PC,
     57 	UL, XB, XN, XT, XS, XX;
     58 int	PA, cO, nc;
     59 char	*AC, *AE, *AL, *AS, *BC, *BL, *BT, *CD, *CE, *CL, *CM, *CR, *CS,
     60 	*DC, *DL, *DM, *DO, *Ea, *ED, *EI, *K0, *K1, *K2, *K3, *K4, *K5,
     61 	*K6, *K7, *K8, *K9, *HO, *IC, *IM, *IP, *KD, *KE, *KH, *KL, *KR,
     62 	*KS, *KU, *LL, *MA, *MB, *MD, *ME, *MH, *MK, *MP, *MR, *ND, *NL,
     63 	*OC, *OP, *RC, *SC, *SE, *SF, *SO, *SP, *SR, *TA, *TE, *TI, *UC,
     64 	*UE, *UP, *US, *VB, *VS, *VE, *ab, *af, *al, *dl, *iC, *iP, *sB,
     65 	*sF, *sf, *sr, *AL_PARM, *DL_PARM, *UP_PARM, *DOWN_PARM, *LEFT_PARM,
     66 	*RIGHT_PARM;
     67 /*
     68  * Public.
     69  *
     70  * XXX
     71  * UPPERCASE isn't used by libcurses, and is left for backward
     72  * compatibility only.
     73  */
     74 WINDOW	*curscr;			/* Current screen. */
     75 WINDOW	*stdscr;			/* Standard screen. */
     76 int	 COLS;				/* Columns on the screen. */
     77 int	 LINES;				/* Lines on the screen. */
     78 int	 COLORS;			/* Maximum colors on the screen */
     79 int	 COLOR_PAIRS;			/* Maximum color pairs on the screen */
     80 int	 My_term = 0;			/* Use Def_term regardless. */
     81 const char	*Def_term = "unknown";		/* Default terminal type. */
     82 char	 GT;				/* Gtty indicates tabs. */
     83 char	 NONL;				/* Term can't hack LF doing a CR. */
     84 char	 UPPERCASE;			/* Terminal is uppercase only. */
     85