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 1.74 2021/03/20 22:57:53 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 #ifndef USE_SP_WINDOWLIST
82 if (p->screen != SP_PARM)
83 continue;
84 #endif
85
86 for (each_window(SP_PARM, q)) {
87 WINDOW *q_win = &(q->win);
88
89 #ifndef USE_SP_WINDOWLIST
90 if (q->screen != SP_PARM)
91 continue;
92 #endif
93
94 if ((p != q)
95 && (q_win->_flags & _SUBWIN)
96 && (p_win == q_win->_parent)) {
97 found = TRUE;
98 break;
99 }
100 }
101
102 if (!found) {
103 if (delwin(p_win) != ERR)
104 deleted = TRUE;
105 break;
106 }
107 }
108
109 /*
110 * Don't continue to loop if the list is trashed.
111 */
112 if (!deleted)
113 break;
114 }
115 delscreen(SP_PARM);
116 _nc_unlock_global(curses);
117 }
118
119 (void) _nc_printf_string(0, empty_va);
120 #ifdef TRACE
121 (void) _nc_trace_buf(-1, (size_t) 0);
122 #endif
123 #if USE_WIDEC_SUPPORT
124 FreeIfNeeded(_nc_wacs);
125 #endif
126 _nc_leaks_tinfo();
127
128 #if HAVE_LIBDBMALLOC
129 malloc_dump(malloc_errfd);
130 #elif HAVE_LIBDMALLOC
131 #elif HAVE_LIBMPATROL
132 __mp_summary();
133 #elif HAVE_PURIFY
134 purify_all_inuse();
135 #endif
136 returnVoid;
137 }
138
139 #if NCURSES_SP_FUNCS
140 NCURSES_EXPORT(void)
_nc_freeall(void)141 _nc_freeall(void)
142 {
143 NCURSES_SP_NAME(_nc_freeall) (CURRENT_SCREEN);
144 }
145 #endif
146
147 NCURSES_EXPORT(void)
NCURSES_SP_NAME(_nc_free_and_exit)148 NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
149 {
150 T((T_CALLED("_nc_free_and_exit(%d)"), code));
151 NCURSES_SP_NAME(_nc_flush) (NCURSES_SP_ARG);
152 NCURSES_SP_NAME(_nc_freeall) (NCURSES_SP_ARG);
153 #ifdef TRACE
154 curses_trace(0); /* close trace file, freeing its setbuf */
155 {
156 static va_list fake;
157 free(_nc_varargs("?", fake));
158 }
159 #endif
160 exit(code);
161 }
162
163 #else /* !HAVE_NC_FREEALL */
164 NCURSES_EXPORT(void)
_nc_freeall(void)165 _nc_freeall(void)
166 {
167 }
168
169 NCURSES_EXPORT(void)
NCURSES_SP_NAME(_nc_free_and_exit)170 NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
171 {
172 if (SP_PARM) {
173 delscreen(SP_PARM);
174 }
175 exit(code);
176 }
177 #endif /* HAVE_NC_FREEALL */
178
179 #if NCURSES_SP_FUNCS
180 NCURSES_EXPORT(void)
_nc_free_and_exit(int code)181 _nc_free_and_exit(int code)
182 {
183 NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
184 }
185 #endif
186
187 NCURSES_EXPORT(void)
exit_curses(int code)188 exit_curses(int code)
189 {
190 #if NO_LEAKS
191 #if NCURSES_SP_FUNCS
192 NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
193 #else
194 _nc_free_and_exit(code); /* deprecated... */
195 #endif
196 #endif
197 exit(code);
198 }
199