ncurses 6.2 - patch 20200523
[ncurses.git] / ncurses / base / lib_freeall.c
index c4c90300c5f543647a7093c19646eaa91da1c008..9133d08a7328468cae8615f35a3efff7ce40c13d 100644 (file)
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+ * Copyright 2018-2019,2020 Thomas E. Dickey                                *
+ * Copyright 1998-2016,2017 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            *
  ****************************************************************************/
 
 /****************************************************************************
- *  Author: Thomas E. Dickey                    1996,1997                   *
+ *  Author: Thomas E. Dickey                    1996-on                     *
  ****************************************************************************/
 
 #include <curses.priv.h>
-#include <term_entry.h>
 #include <tic.h>
 
 #if HAVE_NC_FREEALL
 extern int malloc_errfd;       /* FIXME */
 #endif
 
-MODULE_ID("$Id: lib_freeall.c,v 1.43 2007/05/05 20:56:17 tom Exp $")
+MODULE_ID("$Id: lib_freeall.c,v 1.72 2020/02/02 23:34:34 tom Exp $")
 
 /*
  * Free all ncurses data.  This is used for testing only (there's no practical
  * use for it as an extension).
  */
 NCURSES_EXPORT(void)
-_nc_freeall(void)
+NCURSES_SP_NAME(_nc_freeall) (NCURSES_SP_DCL0)
 {
-    WINDOWLIST *p, *q;
     static va_list empty_va;
 
     T((T_CALLED("_nc_freeall()")));
 #if NO_LEAKS
-    if (SP != 0) {
-       if (SP->_oldnum_list != 0) {
-           FreeAndNull(SP->_oldnum_list);
+    _nc_globals.leak_checking = TRUE;
+    if (SP_PARM != 0) {
+       if (SP_PARM->_oldnum_list != 0) {
+           FreeAndNull(SP_PARM->_oldnum_list);
+       }
+       if (SP_PARM->_panelHook.destroy != 0) {
+           SP_PARM->_panelHook.destroy(SP_PARM->_panelHook.stdscr_pseudo_panel);
        }
+#if NCURSES_EXT_COLORS
+       _nc_new_pair_leaks(SP_PARM);
+#endif
     }
 #endif
-    if (SP != 0) {
-       while (_nc_windows != 0) {
+    if (SP_PARM != 0) {
+       _nc_lock_global(curses);
+
+       while (WindowList(SP_PARM) != 0) {
+           WINDOWLIST *p, *q;
+           bool deleted = FALSE;
+
            /* Delete only windows that're not a parent */
-           for (p = _nc_windows; p != 0; p = p->next) {
+           for (each_window(SP_PARM, p)) {
+               WINDOW *p_win = &(p->win);
                bool found = FALSE;
 
-               for (q = _nc_windows; q != 0; q = q->next) {
+#ifndef USE_SP_WINDOWLIST
+               if (p->screen != SP_PARM)
+                   continue;
+#endif
+
+               for (each_window(SP_PARM, q)) {
+                   WINDOW *q_win = &(q->win);
+
+#ifndef USE_SP_WINDOWLIST
+                   if (q->screen != SP_PARM)
+                       continue;
+#endif
+
                    if ((p != q)
-                       && (q->win._flags & _SUBWIN)
-                       && (&(p->win) == q->win._parent)) {
+                       && (q_win->_flags & _SUBWIN)
+                       && (p_win == q_win->_parent)) {
                        found = TRUE;
                        break;
                    }
                }
 
                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);
+       delscreen(SP_PARM);
+       _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);
+    (void) _nc_trace_buf(-1, (size_t) 0);
 #endif
-
-#if BROKEN_LINKER || USE_REENTRANT
-    FreeIfNeeded(_nc_prescreen.real_acs_map);
+#if USE_WIDEC_SUPPORT
+    FreeIfNeeded(_nc_wacs);
 #endif
-
     _nc_leaks_tinfo();
 
 #if HAVE_LIBDBMALLOC
@@ -110,24 +136,65 @@ _nc_freeall(void)
     returnVoid;
 }
 
+#if NCURSES_SP_FUNCS
 NCURSES_EXPORT(void)
-_nc_free_and_exit(int code)
+_nc_freeall(void)
 {
-    char *last_setbuf = (SP != 0) ? SP->_setbuf : 0;
+    NCURSES_SP_NAME(_nc_freeall) (CURRENT_SCREEN);
+}
+#endif
 
-    _nc_freeall();
+NCURSES_EXPORT(void)
+NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
+{
+    T((T_CALLED("_nc_free_and_exit(%d)"), code));
+    NCURSES_SP_NAME(_nc_flush) (NCURSES_SP_ARG);
+    NCURSES_SP_NAME(_nc_freeall) (NCURSES_SP_ARG);
 #ifdef TRACE
-    trace(0);                  /* close trace file, freeing its setbuf */
-    free(_nc_varargs("?", 0));
+    curses_trace(0);           /* close trace file, freeing its setbuf */
+    {
+       static va_list fake;
+       free(_nc_varargs("?", fake));
+    }
 #endif
-    fclose(stdout);
-    FreeIfNeeded(last_setbuf);
     exit(code);
 }
 
-#else
+#else /* !HAVE_NC_FREEALL */
 NCURSES_EXPORT(void)
 _nc_freeall(void)
 {
 }
+
+NCURSES_EXPORT(void)
+NCURSES_SP_NAME(_nc_free_and_exit) (NCURSES_SP_DCLx int code)
+{
+    if (SP_PARM) {
+       delscreen(SP_PARM);
+       if (SP_PARM->_term)
+           NCURSES_SP_NAME(del_curterm) (NCURSES_SP_ARGx SP_PARM->_term);
+    }
+    exit(code);
+}
+#endif /* HAVE_NC_FREEALL */
+
+#if NCURSES_SP_FUNCS
+NCURSES_EXPORT(void)
+_nc_free_and_exit(int code)
+{
+    NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
+}
 #endif
+
+NCURSES_EXPORT(void)
+exit_curses(int code)
+{
+#if NO_LEAKS
+#if NCURSES_SP_FUNCS
+    NCURSES_SP_NAME(_nc_free_and_exit) (CURRENT_SCREEN, code);
+#else
+    _nc_free_and_exit(code);   /* deprecated... */
+#endif
+#endif
+    exit(code);
+}