1 /****************************************************************************
2 * Copyright (c) 1998,1999,2000 Free Software Foundation, Inc. *
4 * Permission is hereby granted, free of charge, to any person obtaining a *
5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
7 * without limitation the rights to use, copy, modify, merge, publish, *
8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
18 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
21 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * Except as contained in this notice, the name(s) of the above copyright *
24 * holders shall not be used in advertising or otherwise to promote the *
25 * sale, use or other dealings in this Software without prior written *
27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995 *
31 * and: Eric S. Raymond <esr@snark.thyrsus.com> *
32 ****************************************************************************/
34 /* $FreeBSD: src/contrib/ncurses/ncurses/tinfo/lib_termcap.c,v 1.5.2.2 2000/10/12 18:40:51 peter Exp $ */
35 /* $DragonFly: src/contrib/ncurses/ncurses/tinfo/Attic/lib_termcap.c,v 1.2 2003/06/17 04:24:03 dillon Exp $ */
37 #include <curses.priv.h>
42 #define __INTERNAL_CAPS_VISIBLE
43 #include <term_entry.h>
45 MODULE_ID("$Id: lib_termcap.c,v 1.37 2000/09/16 20:30:16 tom Exp $")
48 some of the code in here was contributed by:
49 Magnus Bengtsson, d6mbeng@dtek.chalmers.se
58 extern char _nc_termcap[]; /* buffer to copy out */
61 /***************************************************************************
65 * In termcap, this function reads in the entry for terminal `term' into the
66 * buffer pointed to by bufp. It must be called before any of the functions
68 * In this terminfo emulation, tgetent() simply calls setupterm() (which
69 * does a bit more than tgetent() in termcap does), and returns its return
70 * value (1 if successful, 0 if no terminal with the given name could be
71 * found, or -1 if no terminal descriptions have been installed on the
72 * system). The bufp argument is ignored.
74 ***************************************************************************/
77 tgetent(char *bufp GCC_UNUSED, const char *name)
81 T((T_CALLED("tgetent()")));
83 setupterm((NCURSES_CONST char *) name, STDOUT_FILENO, &errcode);
88 if ((backspaces_with_bs = !strcmp(cursor_left, "\b")) == 0)
89 backspace_if_not_bs = cursor_left;
91 /* we're required to export these */
94 if (cursor_up != NULL)
96 if (backspace_if_not_bs != NULL)
97 BC = backspace_if_not_bs;
99 (void) baudrate(); /* sets ospeed as a side-effect */
103 #include <capdefaults.c>
109 #ifdef FREEBSD_NATIVE
111 * This is a REALLY UGLY hack. Basically, if we originate with
112 * a termcap source, try and copy it out.
114 if (bufp && _nc_termcap[0])
115 strncpy(bufp, _nc_termcap, 1024);
121 /***************************************************************************
125 * Look up boolean termcap capability str and return its value (TRUE=1 if
126 * present, FALSE=0 if not).
128 ***************************************************************************/
131 tgetflag(NCURSES_CONST char *id)
135 T((T_CALLED("tgetflag(%s)"), id));
137 TERMTYPE *tp = &(cur_term->type);
138 for_each_boolean(i, tp) {
139 const char *capname = ExtBoolname(tp, i, boolcodes);
140 if (!strncmp(id, capname, 2)) {
141 /* setupterm forces invalid booleans to false */
142 returnCode(tp->Booleans[i]);
146 returnCode(0); /* Solaris does this */
149 /***************************************************************************
153 * Look up numeric termcap capability str and return its value, or -1 if
156 ***************************************************************************/
159 tgetnum(NCURSES_CONST char *id)
163 T((T_CALLED("tgetnum(%s)"), id));
165 TERMTYPE *tp = &(cur_term->type);
166 for_each_number(i, tp) {
167 const char *capname = ExtNumname(tp, i, numcodes);
168 if (!strncmp(id, capname, 2)) {
169 if (!VALID_NUMERIC(tp->Numbers[i]))
170 returnCode(ABSENT_NUMERIC);
171 returnCode(tp->Numbers[i]);
175 returnCode(ABSENT_NUMERIC);
178 /***************************************************************************
182 * Look up string termcap capability str and return a pointer to its value,
183 * or NULL if not given.
185 ***************************************************************************/
188 tgetstr(NCURSES_CONST char *id, char **area)
192 T((T_CALLED("tgetstr(%s,%p)"), id, area));
194 TERMTYPE *tp = &(cur_term->type);
195 for_each_string(i, tp) {
196 const char *capname = ExtStrname(tp, i, strcodes);
197 if (!strncmp(id, capname, 2)) {
198 TR(TRACE_DATABASE,("found match : %s", _nc_visbuf(tp->Strings[i])));
199 /* setupterm forces canceled strings to null */
202 && VALID_STRING(tp->Strings[i])) {
203 (void) strcpy(*area, tp->Strings[i]);
204 *area += strlen(*area) + 1;
206 returnPtr(tp->Strings[i]);