ncurses 6.2 - patch 20210619

[ncurses.git] / panel / p_new.c

diff --git a/panel/p_new.c b/panel/p_new.c
index 3e48e3696735dc71c8958a741f41041a92cc615e..37f851da856d6983c61b3648f0c707a481142043 100644 (file)
--- a/panel/p_new.c
+++ b/panel/p_new.c
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2000,2005 Free Software Foundation, Inc.              *
+ * Copyright 2020,2021 Thomas E. Dickey                                     *
+ * Copyright 1998-2009,2010 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            *
@@ -29,18 +30,38 @@
 /****************************************************************************
  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1995                    *
  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
+ *     and: Juergen Pfeifer                         1997-1999               *
+ *     and: Thomas E. Dickey                        2000-on                 *
  ****************************************************************************/
 
 /* p_new.c
- * Creation of a new panel 
+ * Creation of a new panel
  */
 #include "panel.priv.h"
 
-MODULE_ID("$Id: p_new.c,v 1.8 2005/02/19 16:41:03 tom Exp $")
+MODULE_ID("$Id: p_new.c,v 1.23 2021/06/17 21:20:30 tom Exp $")
 
 #ifdef TRACE
 static char *stdscr_id;
 static char *new_id;
+
+static PANEL *
+AllocPanel(const char *name)
+{
+  PANEL *result = typeMalloc(PANEL, 1);
+
+  _tracef("create :%s %p", name, (void *)result);
+  return result;
+}
+#define InitUser(name) \
+       if (!name ## _id) \
+           name ## _id = strdup(#name); \
+       pan->user = name ## _id; \
+       _tracef("create :user_ptr %p", pan->user)
+#else
+#define AllocPanel(name) typeMalloc(PANEL, 1)
+#define InitUser(name) \
+         pan->user = (void *)0
 #endif
 
 /*+-------------------------------------------------------------------------
@@ -48,60 +69,60 @@ static char *new_id;
   Establish the pseudo panel for stdscr if necessary.
 --------------------------------------------------------------------------*/
 static PANEL *
-root_panel(void)
+root_panel(NCURSES_SP_DCL0)
 {
-  if (_nc_stdscr_pseudo_panel == (PANEL *) 0)
+#if NCURSES_SP_FUNCS
+  struct panelhook *ph = NCURSES_SP_NAME(_nc_panelhook) (sp);
+
+#elif NO_LEAKS
+  struct panelhook *ph = _nc_panelhook();
+#endif
+
+  if (_nc_stdscr_pseudo_panel == (PANEL *)0)
     {
 
-      assert(stdscr && !_nc_bottom_panel && !_nc_top_panel);
-      _nc_stdscr_pseudo_panel = (PANEL *) malloc(sizeof(PANEL));
+      assert(SP_PARM && SP_PARM->_stdscr && !_nc_bottom_panel && !_nc_top_panel);
+#if NO_LEAKS
+      ph->destroy = del_panel;
+#endif
+      _nc_stdscr_pseudo_panel = AllocPanel("root_panel");
       if (_nc_stdscr_pseudo_panel != 0)
        {
          PANEL *pan = _nc_stdscr_pseudo_panel;
-         WINDOW *win = stdscr;
+         WINDOW *win = SP_PARM->_stdscr;
 
          pan->win = win;
-         pan->below = (PANEL *) 0;
-         pan->above = (PANEL *) 0;
-#ifdef TRACE
-         if (!stdscr_id)
-           stdscr_id = strdup("stdscr");
-         pan->user = stdscr_id;
-#else
-         pan->user = (void *)0;
-#endif
+         pan->below = (PANEL *)0;
+         pan->above = (PANEL *)0;
+         InitUser(stdscr);
          _nc_bottom_panel = _nc_top_panel = pan;
        }
     }
   return _nc_stdscr_pseudo_panel;
 }
 
-NCURSES_EXPORT(PANEL *)
+PANEL_EXPORT(PANEL *)
 new_panel(WINDOW *win)
 {
-  PANEL *pan = (PANEL *) 0;
+  PANEL *pan = (PANEL *)0;
 
-  T((T_CALLED("new_panel(%p)"), win));
+  GetWindowHook(win);
+
+  T((T_CALLED("new_panel(%p)"), (void *)win));
 
   if (!win)
     returnPanel(pan);
 
   if (!_nc_stdscr_pseudo_panel)
-    (void)root_panel();
+    (void)root_panel(NCURSES_SP_ARG);
   assert(_nc_stdscr_pseudo_panel);
 
-  if (!(win->_flags & _ISPAD) && (pan = (PANEL *) malloc(sizeof(PANEL))))
+  if (!(win->_flags & _ISPAD) && (pan = AllocPanel("new_panel")))
     {
       pan->win = win;
-      pan->above = (PANEL *) 0;
-      pan->below = (PANEL *) 0;
-#ifdef TRACE
-      if (!new_id)
-       new_id = strdup("new");
-      pan->user = new_id;
-#else
-      pan->user = (char *)0;
-#endif
+      pan->above = (PANEL *)0;
+      pan->below = (PANEL *)0;
+      InitUser(new);
       (void)show_panel(pan);
     }
   returnPanel(pan);