2e714e488e8e64765082f6624653fdc928a617cb
[ncurses.git] / ncurses / tinfo / free_ttype.c
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28
29 /****************************************************************************
30  *  Author: Thomas E. Dickey <dickey@clark.net> 1999                        *
31  ****************************************************************************/
32
33 /*
34  * free_ttype.c -- allocation functions for TERMTYPE
35  *
36  *      _nc_free_termtype()
37  *      use_extended_names()
38  *
39  */
40
41 #include <curses.priv.h>
42
43 #include <tic.h>
44 #include <term_entry.h>
45
46 MODULE_ID("$Id: free_ttype.c,v 1.11 2005/06/04 21:54:50 tom Exp $")
47
48 NCURSES_EXPORT(void)
49 _nc_free_termtype(TERMTYPE *ptr)
50 {
51     T(("_nc_free_termtype(%s)", ptr->term_names));
52
53     if (ptr->str_table == 0
54         || (ptr->term_names < ptr->str_table
55             || ptr->term_names >= ptr->str_table + MAX_ENTRY_SIZE)) {
56         FreeIfNeeded(ptr->term_names);
57     }
58 #if NO_LEAKS
59     else {
60         if (ptr->str_table != 0
61             && (ptr->term_names < ptr->str_table + MAX_ENTRY_SIZE)) {
62             int j;
63             char *last = ptr->str_table;
64             /*
65              * We should have saved the entry-size someplace.  Too late,
66              * but this is useful for the memory-leak checking, though more
67              * work/time than should be in the normal library.
68              */
69             for (j = 0; j < NUM_STRINGS(ptr); j++) {
70                 char *s = ptr->Strings[j];
71                 if (VALID_STRING(s)) {
72                     char *t = s + strlen(s) + 1;
73                     if (t > last)
74                         last = t;
75                 }
76             }
77             if (last < ptr->term_names) {
78                 FreeIfNeeded(ptr->term_names);
79             }
80         }
81     }
82 #endif
83     FreeIfNeeded(ptr->str_table);
84     FreeIfNeeded(ptr->Booleans);
85     FreeIfNeeded(ptr->Numbers);
86     FreeIfNeeded(ptr->Strings);
87 #if NCURSES_XNAMES
88     FreeIfNeeded(ptr->ext_str_table);
89     FreeIfNeeded(ptr->ext_Names);
90 #endif
91     memset(ptr, 0, sizeof(TERMTYPE));
92     _nc_free_entry(_nc_head, ptr);
93 }
94
95 #if NCURSES_XNAMES
96 NCURSES_EXPORT_VAR(bool) _nc_user_definable = TRUE;
97
98 NCURSES_EXPORT(int)
99 use_extended_names(bool flag)
100 {
101     int oldflag = _nc_user_definable;
102
103     T((T_CALLED("use_extended_names(%d)"), flag));
104     _nc_user_definable = flag;
105     returnBool(oldflag);
106 }
107 #endif