ncurses 5.7 - patch 20090221

[ncurses.git] / ncurses / base / lib_freeall.c

diff --git a/ncurses/base/lib_freeall.c b/ncurses/base/lib_freeall.c
index 0d8adc6f10dcf6e0abbd08d69caa735daef3adfa..61991816361424d739cdd8f26ce1c13db5914194 100644 (file)
--- a/ncurses/base/lib_freeall.c
+++ b/ncurses/base/lib_freeall.c
@@ -1,5 +1,5 @@
 /****************************************************************************
- * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2007,2008 Free Software Foundation, Inc.              *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
@@ -27,7 +27,7 @@
  ****************************************************************************/
 
 /****************************************************************************
- *  Author: Thomas E. Dickey                    1996,1997                   *
+ *  Author: Thomas E. Dickey                    1996-on                     *
  ****************************************************************************/
 
 #include <curses.priv.h>
@@ -40,7 +40,7 @@
 extern int malloc_errfd;       /* FIXME */
 #endif
 
-MODULE_ID("$Id: lib_freeall.c,v 1.42 2007/02/03 18:44:28 tom Exp $")
+MODULE_ID("$Id: lib_freeall.c,v 1.55 2008/12/06 23:52:29 tom Exp $")
 
 /*
  * Free all ncurses data.  This is used for testing only (there's no practical
@@ -58,15 +58,22 @@ _nc_freeall(void)
        if (SP->_oldnum_list != 0) {
            FreeAndNull(SP->_oldnum_list);
        }
+       if (SP->_panelHook.destroy != 0) {
+           SP->_panelHook.destroy(SP->_panelHook.stdscr_pseudo_panel);
+       }
     }
 #endif
     if (SP != 0) {
+       _nc_lock_global(curses);
+
        while (_nc_windows != 0) {
+           bool deleted = FALSE;
+
            /* Delete only windows that're not a parent */
-           for (p = _nc_windows; p != 0; p = p->next) {
+           for (each_window(p)) {
                bool found = FALSE;
 
-               for (q = _nc_windows; q != 0; q = q->next) {
+               for (each_window(q)) {
                    if ((p != q)
                        && (q->win._flags & _SUBWIN)
                        && (&(p->win) == q->win._parent)) {
@@ -76,23 +83,29 @@ _nc_freeall(void)
                }
 
                if (!found) {
-                   delwin(&(p->win));
+                   if (delwin(&(p->win)) != ERR)
+                       deleted = TRUE;
                    break;
                }
            }
+
+           /*
+            * Don't continue to loop if the list is trashed.
+            */
+           if (!deleted)
+               break;
        }
        delscreen(SP);
+       _nc_unlock_global(curses);
     }
-    del_curterm(cur_term);
 
-#if USE_WIDEC_SUPPORT
-    FreeIfNeeded(_nc_wacs);
-#endif
     (void) _nc_printf_string(0, empty_va);
 #ifdef TRACE
     (void) _nc_trace_buf(-1, 0);
 #endif
-
+#if USE_WIDEC_SUPPORT
+    FreeIfNeeded(_nc_wacs);
+#endif
     _nc_leaks_tinfo();
 
 #if HAVE_LIBDBMALLOC
@@ -114,7 +127,10 @@ _nc_free_and_exit(int code)
     _nc_freeall();
 #ifdef TRACE
     trace(0);                  /* close trace file, freeing its setbuf */
-    free(_nc_varargs("?", 0));
+    {
+       static va_list fake;
+       free(_nc_varargs("?", fake));
+    }
 #endif
     fclose(stdout);
     FreeIfNeeded(last_setbuf);
@@ -126,4 +142,14 @@ NCURSES_EXPORT(void)
 _nc_freeall(void)
 {
 }
+
+NCURSES_EXPORT(void)
+_nc_free_and_exit(int code)
+{
+    if (SP)
+       delscreen(SP);
+    if (cur_term != 0)
+       del_curterm(cur_term);
+    exit(code);
+}
 #endif