xref: /openbsd-src/lib/libcurses/tinfo/lib_ti.c (revision 91f110e064cd7c194e59e019b83bb7496c1c84d4)
1 /* $OpenBSD: lib_ti.c,v 1.7 2010/01/12 23:22:06 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright (c) 1998-2000,2003 Free Software Foundation, Inc.              *
5  *                                                                          *
6  * Permission is hereby granted, free of charge, to any person obtaining a  *
7  * copy of this software and associated documentation files (the            *
8  * "Software"), to deal in the Software without restriction, including      *
9  * without limitation the rights to use, copy, modify, merge, publish,      *
10  * distribute, distribute with modifications, sublicense, and/or sell       *
11  * copies of the Software, and to permit persons to whom the Software is    *
12  * furnished to do so, subject to the following conditions:                 *
13  *                                                                          *
14  * The above copyright notice and this permission notice shall be included  *
15  * in all copies or substantial portions of the Software.                   *
16  *                                                                          *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24  *                                                                          *
25  * Except as contained in this notice, the name(s) of the above copyright   *
26  * holders shall not be used in advertising or otherwise to promote the     *
27  * sale, use or other dealings in this Software without prior written       *
28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
33  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
34  ****************************************************************************/
35 
36 #include <curses.priv.h>
37 
38 #include <term_entry.h>
39 #include <tic.h>
40 
41 MODULE_ID("$Id: lib_ti.c,v 1.7 2010/01/12 23:22:06 nicm Exp $")
42 
43 NCURSES_EXPORT(int)
44 tigetflag(NCURSES_CONST char *str)
45 {
46     unsigned i;
47 
48     T((T_CALLED("tigetflag(%s)"), str));
49 
50     if (cur_term != 0) {
51 	TERMTYPE *tp = &(cur_term->type);
52 	for_each_boolean(i, tp) {
53 	    const char *capname = ExtBoolname(tp, i, boolnames);
54 	    if (!strcmp(str, capname)) {
55 		/* setupterm forces invalid booleans to false */
56 		returnCode(tp->Booleans[i]);
57 	    }
58 	}
59     }
60 
61     returnCode(ABSENT_BOOLEAN);
62 }
63 
64 NCURSES_EXPORT(int)
65 tigetnum(NCURSES_CONST char *str)
66 {
67     unsigned i;
68 
69     T((T_CALLED("tigetnum(%s)"), str));
70 
71     if (cur_term != 0) {
72 	TERMTYPE *tp = &(cur_term->type);
73 	for_each_number(i, tp) {
74 	    const char *capname = ExtNumname(tp, i, numnames);
75 	    if (!strcmp(str, capname)) {
76 		if (!VALID_NUMERIC(tp->Numbers[i]))
77 		    returnCode(ABSENT_NUMERIC);
78 		returnCode(tp->Numbers[i]);
79 	    }
80 	}
81     }
82 
83     returnCode(CANCELLED_NUMERIC);	/* Solaris returns a -1 instead */
84 }
85 
86 NCURSES_EXPORT(char *)
87 tigetstr(NCURSES_CONST char *str)
88 {
89     unsigned i;
90 
91     T((T_CALLED("tigetstr(%s)"), str));
92 
93     if (cur_term != 0) {
94 	TERMTYPE *tp = &(cur_term->type);
95 	for_each_string(i, tp) {
96 	    const char *capname = ExtStrname(tp, i, strnames);
97 	    if (!strcmp(str, capname)) {
98 		/* setupterm forces cancelled strings to null */
99 		returnPtr(tp->Strings[i]);
100 	    }
101 	}
102     }
103 
104     returnPtr(CANCELLED_STRING);
105 }
106