ncurses 6.2 - patch 20210605

[ncurses.git] / menu / mf_common.h

diff --git a/menu/mf_common.h b/menu/mf_common.h
index 115d6a815e0631f54893ec5091210435fcd3ff5d..fcbd565c5a2fbe8976db7023cb381faa83c2a3c7 100644 (file)
--- a/menu/mf_common.h
+++ b/menu/mf_common.h
@@ -1,5 +1,6 @@
 /****************************************************************************
- * Copyright (c) 1998-2004,2012 Free Software Foundation, Inc.              *
+ * Copyright 2020 Thomas E. Dickey                                          *
+ * Copyright 1998-2005,2012 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            *
@@ -30,7 +31,7 @@
  *   Author:  Juergen Pfeifer, 1995,1997                                    *
  ****************************************************************************/
 
-/* $Id: mf_common.h,v 0.23 2012/03/10 23:43:41 tom Exp $ */
+/* $Id: mf_common.h,v 0.25 2020/02/02 23:34:34 tom Exp $ */
 
 /* Common internal header for menu and form library */
 
@@ -82,13 +83,16 @@ extern int errno;
 #define _POSTED         (0x01U)        /* menu or form is posted                  */
 #define _IN_DRIVER      (0x02U)        /* menu or form is processing hook routine */
 
+#define SetStatus(target,mask) (target)->status |= (unsigned short) (mask)
+#define ClrStatus(target,mask) (target)->status = (unsigned short) (target->status & (~mask))
+
 /* Call object hook */
 #define Call_Hook( object, handler ) \
    if ( (object) != 0 && ((object)->handler) != (void *) 0 )\
    {\
-       (object)->status |= (unsigned short) (_IN_DRIVER);\
+       SetStatus(object, _IN_DRIVER);\
        (object)->handler(object);\
-       (object)->status &= (unsigned short) (~_IN_DRIVER);\
+       ClrStatus(object, _IN_DRIVER);\
    }
 
 #endif /* MF_COMMON_H_incl */