1 /****************************************************************************
2 * Copyright 2018-2020,2021 Thomas E. Dickey *
3 * Copyright 1998-2016,2017 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 1996-on *
32 ****************************************************************************/
33
34 #include <curses.priv.h>
35 #include <tic.h>
36
37 #if HAVE_NC_FREEALL
38
39 #if HAVE_LIBDBMALLOC
40 extern int malloc_errfd; /* FIXME */
41 #endif
42
43 MODULE_ID("$Id: lib_freeall.c,v 1.76 2021/11/06 21:52:49 tom Exp $")
44
45 /*
46 * Free all ncurses data. This is used for testing only (there's no practical
47 * use for it as an extension).
48 */
NCURSES_EXPORT(void)49 NCURSES_EXPORT(void)
50 NCURSES_SP_NAME(_nc_freeall) (NCURSES_SP_DCL0)
51 {
52 static va_list empty_va;
53
54 T((T_CALLED("_nc_freeall()")));
55 #if NO_LEAKS
56 _nc_globals.leak_checking = TRUE;
57 if (SP_PARM != 0) {
58 if (SP_PARM->_oldnum_list != 0) {
59 FreeAndNull(SP_PARM->_oldnum_list);
60 }
61 if (SP_PARM->_panelHook.destroy != 0) {
62 SP_PARM->_panelHook.destroy(SP_PARM->_panelHook.stdscr_pseudo_panel);
63 }
64 #if NCURSES_EXT_COLORS
65 _nc_new_pair_leaks(SP_PARM);
66 #endif
67 }
68 #endif
69 if (SP_PARM != 0) {
70 _nc_lock_global(curses);
71
72 while (WindowList(SP_PARM) != 0) {
73 WINDOWLIST *p, *q;
74 bool deleted = FALSE;
75
76 /* Delete only windows that're not a parent */
77 for (each_window(SP_PARM, p)) {
78 WINDOW *p_win = &(p->win);
79 bool found = FALSE;
80
81 if (IS_PAD(p_win))
82 continue;
83
84 #ifndef USE_SP_WINDOWLIST
85 if (p->screen != SP_PARM)
86 continue;
87 #endif
88
89 for (each_window(SP_PARM, q)) {
90 WINDOW *q_win = &(q->win);
91
92 #ifndef USE_SP_WINDOWLIST
93 if (q->screen != SP_PARM)
94 continue;
95 #endif
96
97 if ((p != q)
98 && IS_SUBWIN(q_win)
99 && (p_win == q_win->_parent)) {
100 found = TRUE;
101 break;
102 }
103 }
104
105 if (!found) {
106 if (delwin(p_win) != ERR)
107 deleted = TRUE;
108 break;
109 }
110 }
111
112 /*
113 * Don't continue to loop if the list is trashed.
114 */
115 if (!deleted)
116 break;
117 }
118 delscreen(SP_PARM);
119 _nc_unlock_global(curses);
120 }
121
122 (void) _nc_printf_string(0, empty_va);
123 #ifdef TRACE
124 (void) _nc_trace_buf(-1, (size_t) 0);
125 #endif
126 #if USE_WIDEC_SUPPORT
127 FreeIfNeeded(_nc_wacs);
128 #endif
129 _nc_leaks_tinfo();
130
131 #if HAVE_LIBDBMALLOC
132 malloc_dump(malloc_errfd);
133 #elif HAVE_LIBDMALLOC
134 #elif HAVE_LIBMPATROL
135 __mp_summary();
136 #elif HAVE_PURIFY
137 purify_all_inuse();
138 #endif
139 returnVoid;
140 }
141
142 #if NCURSES_SP_FUNCS
143 NCURSES_EXPORT(void)
_nc_freeall(void)144 _nc_freeall(void)
145 {
146 NCURSES_SP_NAME(_nc_freeall) (CURRENT_SCREEN);
147 }
148 #endif
149
150 NCURSES_EXPORT(void)
NCURSES_SP_NAME(_nc_free_and_exit)151 NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
152 {
153 T((T_CALLED("_nc_free_and_exit(%d)"), code));
154 NCURSES_SP_NAME(_nc_flush) (NCURSES_SP_ARG);
155 NCURSES_SP_NAME(_nc_freeall) (NCURSES_SP_ARG);
156 #ifdef TRACE
157 curses_trace(0); /* close trace file, freeing its setbuf */
158 {
159 static va_list fake;
160 free(_nc_varargs("?", fake));
161 }
162 #endif
163 exit(code);
164 }
165
166 #else /* !HAVE_NC_FREEALL */
167 NCURSES_EXPORT(void)
_nc_freeall(void)168 _nc_freeall(void)
169 {
170 }
171
172 NCURSES_EXPORT(void)
NCURSES_SP_NAME(_nc_free_and_exit)173 NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
174 {
175 if (SP_PARM) {
176 delscreen(SP_PARM);
177 }
178 exit(code);
179 }
180 #endif /* HAVE_NC_FREEALL */
181
182 #if NCURSES_SP_FUNCS
183 NCURSES_EXPORT(void)
_nc_free_and_exit(int code)184 _nc_free_and_exit(int code)
185 {
186 NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
187 }
188 #endif
189
190 NCURSES_EXPORT(void)
exit_curses(int code)191 exit_curses(int code)
192 {
193 #if NO_LEAKS
194 #if NCURSES_SP_FUNCS
195 NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
196 #else
197 _nc_free_and_exit(code); /* deprecated... */
198 #endif
199 #endif
200 exit(code);
201 }
202