[src/curses-v3]: src/lib/libcurses Alternate character set initialisation rou...

[jdc <jdc%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/21ab44775479
branches:  curses-v3
changeset: 479966:21ab44775479
user:      jdc <jdc%NetBSD.org@localhost>
date:      Sun Mar 05 23:25:56 2000 +0000

description:
Alternate character set initialisation routine.

diffstat:

 lib/libcurses/acs.c |  108 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 108 insertions(+), 0 deletions(-)

diffs (112 lines):

diff -r 976d20237320 -r 21ab44775479 lib/libcurses/acs.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/lib/libcurses/acs.c       Sun Mar 05 23:25:56 2000 +0000
@@ -0,0 +1,108 @@
+/*     $NetBSD: acs.c,v 1.1.2.1 2000/03/05 23:25:56 jdc Exp $  */
+
+/*
+ * Copyright (c) 2000 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to The NetBSD Foundation
+ * by Julian Coleman.
+ *
+ * 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 NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
+ */
+
+#include "curses.h"
+
+chtype _acs_char[NUM_ACS];
+
+/*
+ * __init_acs --
+ *     Fill in the ACS characters.  The 'ac' termcap entry is a list of
+ *     character pairs - ACS definition then terminal representation.
+ */
+void
+__init_acs()
+{
+       int     count;
+       char    *aofac; /* Address of 'ac' */
+       char    acs, term;
+
+       /* Default value '+' for all ACS characters */
+       for (count=0; count < NUM_ACS; count++)
+               _acs_char[count]= '+';
+
+       /* Add the SUSv2 defaults (those that are not '+') */
+       ACS_RARROW = '>';
+       ACS_LARROW = '<';
+       ACS_UARROW = '^';
+       ACS_DARROW = 'v';
+       ACS_BLOCK = '#';
+/*     ACS_DIAMOND = '+';      */
+       ACS_CKBOARD = ':';
+       ACS_DEGREE = 39;        /* ' */
+       ACS_PLMINUS = '#';
+       ACS_BOARD = '#';
+       ACS_LANTERN = '#';
+/*     ACS_LRCORNER = '+';     */
+/*     ACS_URCORNER = '+';     */
+/*     ACS_ULCORNER = '+';     */
+/*     ACS_LLCORNER = '+';     */
+/*     ACS_PLUS = '+';         */
+       ACS_HLINE = '-';
+       ACS_S1 = '-';
+       ACS_S9 = '_';
+/*     ACS_LTEE = '+';         */
+/*     ACS_RTEE = '+';         */
+/*     ACS_BTEE = '+';         */
+/*     ACS_TTEE = '+';         */
+       ACS_VLINE = '|';
+       ACS_BULLET = 'o';
+
+       if (AC == NULL)
+               return;
+
+       aofac = AC;
+
+       while (*aofac != '\0') {
+               if ((acs = *aofac) == '\0')
+                       return;
+               if (++aofac == '\0')
+                       return;
+               if ((term = *aofac) == '\0')
+                       return;
+               if (acs > 0)    /* Only add characters 1 to 127 */
+                       _acs_char[acs] = term | __ALTCHARSET;
+               aofac++;
+#ifdef DEBUG
+               __CTRACE("__init_acs: %c = %c\n", acs, term);
+#endif
+       }
+
+       if (Ea != NULL)
+               tputs(Ea, 0, __cputchar);
+}