[unix-history] / lib / libcurses / curses.c

/*
 * Copyright (c) 1981, 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.
 */

#ifndef lint
static char sccsid[] = "@(#)curses.c	8.2 (Berkeley) 1/2/94";
#endif /* not lint */

#include <curses.h>

/* Private. */
int	__echoit = 1;			/* If stty indicates ECHO. */
int	__pfast;
int	__rawmode = 0;			/* If stty indicates RAW mode. */
int	__noqch = 0;			/* 
					 * If terminal doesn't have 
					 * insert/delete line capabilities 
					 * for quick change on refresh.
					 */
char	AM, BS, CA, DA, EO, HC, IN, MI, MS, NC, NS, OS, PC,
	UL, XB, XN, XT, XS, XX;
char	*AL, *BC, *BT, *CD, *CE, *CL, *CM, *CR, *CS, *DC, *DL,
	*DM, *DO, *ED, *EI, *K0, *K1, *K2, *K3, *K4, *K5, *K6,
	*K7, *K8, *K9, *HO, *IC, *IM, *IP, *KD, *KE, *KH, *KL,
	*KR, *KS, *KU, *LL, *MA, *ND, *NL, *RC, *SC, *SE, *SF,
	*SO, *SR, *TA, *TE, *TI, *UC, *UE, *UP, *US, *VB, *VS,
	*VE, *al, *dl, *sf, *sr,
	*AL_PARM, *DL_PARM, *UP_PARM, *DOWN_PARM, *LEFT_PARM,
	*RIGHT_PARM;
/*
 * Public.
 *
 * XXX
 * UPPERCASE isn't used by libcurses, and is left for backward
 * compatibility only.
 */
WINDOW	*curscr;			/* Current screen. */
WINDOW	*stdscr;			/* Standard screen. */
int	 COLS;				/* Columns on the screen. */
int	 LINES;				/* Lines on the screen. */
int	 My_term = 0;			/* Use Def_term regardless. */
char	*Def_term = "unknown";		/* Default terminal type. */
char	 GT;				/* Gtty indicates tabs. */
char	 NONL;				/* Term can't hack LF doing a CR. */
char	 UPPERCASE;			/* Terminal is uppercase only. */
Commit	Line	Data
15637ed4	1	/*
b80b8de3 AC	2	* Copyright (c) 1981, 1993
b80b8de3 AC	3	* The Regents of the University of California. All rights reserved.
15637ed4 RG	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
b80b8de3	35	static char sccsid[] = "@(#)curses.c 8.2 (Berkeley) 1/2/94";
15637ed4 RG	36	#endif /* not lint */
15637ed4 RG	37
b80b8de3	38	#include <curses.h>
15637ed4	39
b80b8de3 AC	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;
15637ed4	59	/*
b80b8de3 AC	60	* Public.
	61	*
	62	* XXX
	63	* UPPERCASE isn't used by libcurses, and is left for backward
	64	* compatibility only.
15637ed4	65	*/
b80b8de3 AC	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. */