1 /****************************************************************************
2  * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc.              *
3  *                                                                          *
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5  * copy of this software and associated documentation files (the            *
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8  * distribute, distribute with modifications, sublicense, and/or sell       *
9  * copies of the Software, and to permit persons to whom the Software is    *
10  * furnished to do so, subject to the following conditions:                 *
11  *                                                                          *
12  * The above copyright notice and this permission notice shall be included  *
13  * in all copies or substantial portions of the Software.                   *
14  *                                                                          *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
16  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
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20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
21  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
22  *                                                                          *
23  * Except as contained in this notice, the name(s) of the above copyright   *
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26  * authorization.                                                           *
27  ****************************************************************************/
28 
29 /****************************************************************************
30  *  Author: Thomas E. Dickey                    1996-on                     *
31  ****************************************************************************/
32 
33 #include <curses.priv.h>
34 #include <term_entry.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 1.54 2008/09/27 13:09:57 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  */
49 NCURSES_EXPORT(void)
50 _nc_freeall(void)
51 {
52     WINDOWLIST *p, *q;
53     static va_list empty_va;
54 
55     T((T_CALLED("_nc_freeall()")));
56 #if NO_LEAKS
57     if (SP != 0) {
58 	if (SP->_oldnum_list != 0) {
59 	    FreeAndNull(SP->_oldnum_list);
60 	}
61 	if (SP->_panelHook.destroy != 0) {
62 	    SP->_panelHook.destroy(SP->_panelHook.stdscr_pseudo_panel);
63 	}
64     }
65 #endif
66     if (SP != 0) {
67 	_nc_lock_global(curses);
68 
69 	while (_nc_windows != 0) {
70 	    bool deleted = FALSE;
71 
72 	    /* Delete only windows that're not a parent */
73 	    for (each_window(p)) {
74 		bool found = FALSE;
75 
76 		for (each_window(q)) {
77 		    if ((p != q)
78 			&& (q->win._flags & _SUBWIN)
79 			&& (&(p->win) == q->win._parent)) {
80 			found = TRUE;
81 			break;
82 		    }
83 		}
84 
85 		if (!found) {
86 		    if (delwin(&(p->win)) != ERR)
87 			deleted = TRUE;
88 		    break;
89 		}
90 	    }
91 
92 	    /*
93 	     * Don't continue to loop if the list is trashed.
94 	     */
95 	    if (!deleted)
96 		break;
97 	}
98 	delscreen(SP);
99 	_nc_unlock_global(curses);
100     }
101     if (cur_term != 0)
102 	del_curterm(cur_term);
103 
104     (void) _nc_printf_string(0, empty_va);
105 #ifdef TRACE
106     (void) _nc_trace_buf(-1, 0);
107 #endif
108 #if USE_WIDEC_SUPPORT
109     FreeIfNeeded(_nc_wacs);
110 #endif
111     _nc_leaks_tinfo();
112 
113 #if HAVE_LIBDBMALLOC
114     malloc_dump(malloc_errfd);
115 #elif HAVE_LIBDMALLOC
116 #elif HAVE_LIBMPATROL
117     __mp_summary();
118 #elif HAVE_PURIFY
119     purify_all_inuse();
120 #endif
121     returnVoid;
122 }
123 
124 NCURSES_EXPORT(void)
125 _nc_free_and_exit(int code)
126 {
127     char *last_setbuf = (SP != 0) ? SP->_setbuf : 0;
128 
129     _nc_freeall();
130 #ifdef TRACE
131     trace(0);			/* close trace file, freeing its setbuf */
132     {
133 	static va_list fake;
134 	free(_nc_varargs("?", fake));
135     }
136 #endif
137     fclose(stdout);
138     FreeIfNeeded(last_setbuf);
139     exit(code);
140 }
141 
142 #else
143 NCURSES_EXPORT(void)
144 _nc_freeall(void)
145 {
146 }
147 
148 NCURSES_EXPORT(void)
149 _nc_free_and_exit(int code)
150 {
151     if (SP)
152 	delscreen(SP);
153     if (cur_term != 0)
154 	del_curterm(cur_term);
155     exit(code);
156 }
157 #endif
158