Home | History | Annotate | Line # | Download | only in libcurses
acs.c revision 1.1.2.1 
      1 /*	$NetBSD: acs.c,v 1.1.2.1 2000/03/05 23:25:56 jdc Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by Julian Coleman.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include "curses.h"
     40 
     41 chtype _acs_char[NUM_ACS];
     42 
     43 /*
     44  * __init_acs --
     45  *	Fill in the ACS characters.  The 'ac' termcap entry is a list of
     46  *	character pairs - ACS definition then terminal representation.
     47  */
     48 void
     49 __init_acs()
     50 {
     51 	int	count;
     52 	char	*aofac;	/* Address of 'ac' */
     53 	char	acs, term;
     54 
     55 	/* Default value '+' for all ACS characters */
     56 	for (count=0; count < NUM_ACS; count++)
     57 		_acs_char[count]= '+';
     58 
     59 	/* Add the SUSv2 defaults (those that are not '+') */
     60 	ACS_RARROW = '>';
     61 	ACS_LARROW = '<';
     62 	ACS_UARROW = '^';
     63 	ACS_DARROW = 'v';
     64 	ACS_BLOCK = '#';
     65 /*	ACS_DIAMOND = '+';	*/
     66 	ACS_CKBOARD = ':';
     67 	ACS_DEGREE = 39;	/* ' */
     68 	ACS_PLMINUS = '#';
     69 	ACS_BOARD = '#';
     70 	ACS_LANTERN = '#';
     71 /*	ACS_LRCORNER = '+';	*/
     72 /*	ACS_URCORNER = '+';	*/
     73 /*	ACS_ULCORNER = '+';	*/
     74 /*	ACS_LLCORNER = '+';	*/
     75 /*	ACS_PLUS = '+';		*/
     76 	ACS_HLINE = '-';
     77 	ACS_S1 = '-';
     78 	ACS_S9 = '_';
     79 /*	ACS_LTEE = '+';		*/
     80 /*	ACS_RTEE = '+';		*/
     81 /*	ACS_BTEE = '+';		*/
     82 /*	ACS_TTEE = '+';		*/
     83 	ACS_VLINE = '|';
     84 	ACS_BULLET = 'o';
     85 
     86 	if (AC == NULL)
     87 		return;
     88 
     89 	aofac = AC;
     90 
     91 	while (*aofac != '\0') {
     92 		if ((acs = *aofac) == '\0')
     93 			return;
     94 		if (++aofac == '\0')
     95 			return;
     96 		if ((term = *aofac) == '\0')
     97 			return;
     98 		if (acs > 0) 	/* Only add characters 1 to 127 */
     99 			_acs_char[acs] = term | __ALTCHARSET;
    100 		aofac++;
    101 #ifdef DEBUG
    102 		__CTRACE("__init_acs: %c = %c\n", acs, term);
    103 #endif
    104 	}
    105 
    106 	if (Ea != NULL)
    107 		tputs(Ea, 0, __cputchar);
    108 }
    109