ncurses/lib_freeall.c

   1 /****************************************************************************
   2  * Copyright (c) 1998 Free Software Foundation, Inc.                        *
   3  *                                                                          *
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  11  *                                                                          *
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  14  *                                                                          *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
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  27  ****************************************************************************/
  28
  29 /****************************************************************************
  30  *  Author: Thomas E. Dickey <dickey@clark.net> 1996,1997                   *
  31  ****************************************************************************/
  32
  33 #define HAVE_NC_FREEALL 1
  34
  35 #include <curses.priv.h>
  36 #include <term.h>
  37
  38 #if HAVE_LIBDBMALLOC
  39 extern int malloc_errfd;        /* FIXME */
  40 #endif
  41
  42 MODULE_ID("$Id: lib_freeall.c,v 1.11 1998/02/11 12:13:57 tom Exp $")
  43
  44 static void free_slk(SLK *p)
  45 {
  46         if (p != 0) {
  47                 FreeIfNeeded(p->ent);
  48                 FreeIfNeeded(p->buffer);
  49                 free(p);
  50         }
  51 }
  52
  53 void _nc_free_termtype(struct termtype *p, int base)
  54 {
  55         if (p != 0) {
  56                 FreeIfNeeded(p->term_names);
  57                 FreeIfNeeded(p->str_table);
  58                 if (base)
  59                         free(p);
  60         }
  61 }
  62
  63 static void free_tries(struct tries *p)
  64 {
  65         struct tries *q;
  66
  67         while (p != 0) {
  68                 q = p->sibling;
  69                 if (p->child != 0)
  70                         free_tries(p->child);
  71                 free(p);
  72                 p = q;
  73         }
  74 }
  75
  76 /*
  77  * Free all ncurses data.  This is used for testing only (there's no practical
  78  * use for it as an extension).
  79  */
  80 void _nc_freeall(void)
  81 {
  82         WINDOWLIST *p, *q;
  83
  84 #if NO_LEAKS
  85         _nc_free_tparm();
  86 #endif
  87         while (_nc_windows != 0) {
  88                 /* Delete only windows that're not a parent */
  89                 for (p = _nc_windows; p != 0; p = p->next) {
  90                         bool found = FALSE;
  91
  92                         for (q = _nc_windows; q != 0; q = q->next) {
  93                                 if ((p != q)
  94                                  && (q->win->_flags & _SUBWIN)
  95                                  && (p->win == q->win->_parent)) {
  96                                         found = TRUE;
  97                                         break;
  98                                 }
  99                         }
 100
 101                         if (!found) {
 102                                 delwin(p->win);
 103                                 break;
 104                         }
 105                 }
 106         }
 107
 108         if (SP != 0) {
 109                 free_tries (SP->_keytry);
 110                 free_tries (SP->_key_ok);
 111                 free_slk(SP->_slk);
 112                 FreeIfNeeded(SP->_color_pairs);
 113                 FreeIfNeeded(SP->_color_table);
 114                 _nc_set_buffer(SP->_ofp, FALSE);
 115 #if !BROKEN_LINKER
 116                 FreeAndNull(SP);
 117 #endif
 118         }
 119
 120         if (cur_term != 0) {
 121                 _nc_free_termtype(&(cur_term->type), TRUE);
 122         }
 123
 124 #ifdef TRACE
 125         (void) _nc_trace_buf(-1, 0);
 126 #endif
 127 #if HAVE_LIBDBMALLOC
 128         malloc_dump(malloc_errfd);
 129 #elif HAVE_LIBDMALLOC
 130 #elif HAVE_PURIFY
 131         purify_all_inuse();
 132 #endif
 133 }
 134
 135 void _nc_free_and_exit(int code)
 136 {
 137         _nc_freeall();
 138         exit(code);
 139 }