1 /****************************************************************************
2 * Copyright 2020-2022,2023 Thomas E. Dickey *
3 * Copyright 1999-2011,2017 Free Software Foundation, Inc. *
4 * *
5 * Permission is hereby granted, free of charge, to any person obtaining a *
6 * copy of this software and associated documentation files (the *
7 * "Software"), to deal in the Software without restriction, including *
8 * without limitation the rights to use, copy, modify, merge, publish, *
9 * distribute, distribute with modifications, sublicense, and/or sell *
10 * copies of the Software, and to permit persons to whom the Software is *
11 * furnished to do so, subject to the following conditions: *
12 * *
13 * The above copyright notice and this permission notice shall be included *
14 * in all copies or substantial portions of the Software. *
15 * *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
19 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
20 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
21 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
22 * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
23 * *
24 * Except as contained in this notice, the name(s) of the above copyright *
25 * holders shall not be used in advertising or otherwise to promote the *
26 * sale, use or other dealings in this Software without prior written *
27 * authorization. *
28 ****************************************************************************/
29
30 /****************************************************************************
31 * Author: Thomas E. Dickey 1999-on *
32 ****************************************************************************/
33
34 /*
35 * free_ttype.c -- allocation functions for TERMTYPE
36 *
37 * _nc_free_termtype()
38 * use_extended_names()
39 *
40 */
41
42 #include <curses.priv.h>
43
44 #include <tic.h>
45
46 MODULE_ID("$Id: free_ttype.c,v 1.22 2023/04/22 15:12:57 tom Exp $")
47
48 static void
really_free_termtype(TERMTYPE2 * ptr,bool freeStrings)49 really_free_termtype(TERMTYPE2 *ptr, bool freeStrings)
50 {
51 T(("really_free_termtype(%s) %d", ptr->term_names, freeStrings));
52
53 if (freeStrings) {
54 FreeIfNeeded(ptr->str_table);
55 }
56 FreeIfNeeded(ptr->Booleans);
57 FreeIfNeeded(ptr->Numbers);
58 FreeIfNeeded(ptr->Strings);
59 #if NCURSES_XNAMES
60 if (freeStrings) {
61 FreeIfNeeded(ptr->ext_str_table);
62 }
63 FreeIfNeeded(ptr->ext_Names);
64 #endif
65 memset(ptr, 0, sizeof(TERMTYPE));
66 _nc_free_entry(_nc_head, ptr);
67 }
68
69 NCURSES_EXPORT(void)
_nc_free_termtype(TERMTYPE * ptr)70 _nc_free_termtype(TERMTYPE *ptr)
71 {
72 really_free_termtype((TERMTYPE2 *) ptr, !NCURSES_EXT_NUMBERS);
73 }
74
75 /*
76 * These similar entrypoints are not used outside of ncurses.
77 */
78 NCURSES_EXPORT(void)
_nc_free_termtype1(TERMTYPE * ptr)79 _nc_free_termtype1(TERMTYPE *ptr)
80 {
81 really_free_termtype((TERMTYPE2 *) ptr, TRUE);
82 }
83
84 #if NCURSES_EXT_NUMBERS
85 NCURSES_EXPORT(void)
_nc_free_termtype2(TERMTYPE2 * ptr)86 _nc_free_termtype2(TERMTYPE2 *ptr)
87 {
88 really_free_termtype(ptr, TRUE);
89 }
90 #endif
91
92 #if NCURSES_XNAMES
93 NCURSES_EXPORT_VAR(bool) _nc_user_definable = TRUE;
94
95 NCURSES_EXPORT(int)
use_extended_names(bool flag)96 use_extended_names(bool flag)
97 {
98 int oldflag = _nc_user_definable;
99
100 START_TRACE();
101 T((T_CALLED("use_extended_names(%d)"), flag));
102 _nc_user_definable = flag;
103 returnBool(oldflag);
104 }
105 #endif
106