xref: /openbsd-src/lib/libcurses/tinfo/free_ttype.c (revision c7ef0cfc17afcba97172c25e1e3a943e893bc632)
1 /* $OpenBSD: free_ttype.c,v 1.8 2023/10/17 09:52:09 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright 2020-2022,2023 Thomas E. Dickey                                *
5  * Copyright 1999-2011,2017 Free Software Foundation, Inc.                  *
6  *                                                                          *
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8  * copy of this software and associated documentation files (the            *
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12  * copies of the Software, and to permit persons to whom the Software is    *
13  * furnished to do so, subject to the following conditions:                 *
14  *                                                                          *
15  * The above copyright notice and this permission notice shall be included  *
16  * in all copies or substantial portions of the Software.                   *
17  *                                                                          *
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19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
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24  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
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30  ****************************************************************************/
31 
32 /****************************************************************************
33  *  Author: Thomas E. Dickey                    1999-on                     *
34  ****************************************************************************/
35 
36 /*
37  * free_ttype.c -- allocation functions for TERMTYPE
38  *
39  *	_nc_free_termtype()
40  *	use_extended_names()
41  *
42  */
43 
44 #include <curses.priv.h>
45 
46 #include <tic.h>
47 
48 MODULE_ID("$Id: free_ttype.c,v 1.8 2023/10/17 09:52:09 nicm Exp $")
49 
50 static void
really_free_termtype(TERMTYPE2 * ptr,bool freeStrings)51 really_free_termtype(TERMTYPE2 *ptr, bool freeStrings)
52 {
53     T(("really_free_termtype(%s) %d", ptr->term_names, freeStrings));
54 
55     if (freeStrings) {
56 	FreeIfNeeded(ptr->str_table);
57     }
58     FreeIfNeeded(ptr->Booleans);
59     FreeIfNeeded(ptr->Numbers);
60     FreeIfNeeded(ptr->Strings);
61 #if NCURSES_XNAMES
62     if (freeStrings) {
63 	FreeIfNeeded(ptr->ext_str_table);
64     }
65     FreeIfNeeded(ptr->ext_Names);
66 #endif
67     memset(ptr, 0, sizeof(TERMTYPE));
68     _nc_free_entry(_nc_head, ptr);
69 }
70 
71 NCURSES_EXPORT(void)
_nc_free_termtype(TERMTYPE * ptr)72 _nc_free_termtype(TERMTYPE *ptr)
73 {
74     really_free_termtype((TERMTYPE2 *) ptr, !NCURSES_EXT_NUMBERS);
75 }
76 
77 /*
78  * These similar entrypoints are not used outside of ncurses.
79  */
80 NCURSES_EXPORT(void)
_nc_free_termtype1(TERMTYPE * ptr)81 _nc_free_termtype1(TERMTYPE *ptr)
82 {
83     really_free_termtype((TERMTYPE2 *) ptr, TRUE);
84 }
85 
86 #if NCURSES_EXT_NUMBERS
87 NCURSES_EXPORT(void)
_nc_free_termtype2(TERMTYPE2 * ptr)88 _nc_free_termtype2(TERMTYPE2 *ptr)
89 {
90     really_free_termtype(ptr, TRUE);
91 }
92 #endif
93 
94 #if NCURSES_XNAMES
95 NCURSES_EXPORT_VAR(bool) _nc_user_definable = TRUE;
96 
97 NCURSES_EXPORT(int)
use_extended_names(bool flag)98 use_extended_names(bool flag)
99 {
100     int oldflag = _nc_user_definable;
101 
102     START_TRACE();
103     T((T_CALLED("use_extended_names(%d)"), flag));
104     _nc_user_definable = flag;
105     returnBool(oldflag);
106 }
107 #endif
108