ncurses/tinfo/free_ttype.c

   1 /****************************************************************************
   2  * Copyright 2020,2022 Thomas E. Dickey                                     *
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  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 1.21 2022/05/28 18:02:33 tom Exp $")
  47
  48 static void
  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 /*
  70  * This entrypoint was used by tack 1.07; deprecated with ncurses 6.2
  71  */
  72 NCURSES_EXPORT(void)
  73 _nc_free_termtype(TERMTYPE *ptr)
  74 {
  75     really_free_termtype((TERMTYPE2 *) ptr, !NCURSES_EXT_NUMBERS);
  76 }
  77
  78 /*
  79  * These similar entrypoints are not used outside of ncurses.
  80  */
  81 NCURSES_EXPORT(void)
  82 _nc_free_termtype1(TERMTYPE *ptr)
  83 {
  84     really_free_termtype((TERMTYPE2 *) ptr, TRUE);
  85 }
  86
  87 #if NCURSES_EXT_NUMBERS
  88 NCURSES_EXPORT(void)
  89 _nc_free_termtype2(TERMTYPE2 *ptr)
  90 {
  91     really_free_termtype(ptr, TRUE);
  92 }
  93 #endif
  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     START_TRACE();
 104     T((T_CALLED("use_extended_names(%d)"), flag));
 105     _nc_user_definable = flag;
 106     returnBool(oldflag);
 107 }
 108 #endif