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/* $OpenBSD: mf_common.h,v 1.8 2023/10/17 09:52:10 nicm Exp $ */
/****************************************************************************
* 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 *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Juergen Pfeifer, 1995,1997 *
****************************************************************************/
/* $Id: mf_common.h,v 1.8 2023/10/17 09:52:10 nicm Exp $ */
/* Common internal header for menu and form library */
#ifndef MF_COMMON_H_incl
#define MF_COMMON_H_incl 1
#include <ncurses_cfg.h>
#include <curses.h>
#include <stdlib.h>
#include <sys/types.h>
#include <assert.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#if DECL_ERRNO
extern int errno;
#endif
/* in case of debug version we ignore the suppression of assertions */
#ifdef TRACE
# ifdef NDEBUG
# undef NDEBUG
# endif
#endif
#include <nc_alloc.h>
#if USE_RCS_IDS
#define MODULE_ID(id) static const char Ident[] = id;
#else
#define MODULE_ID(id) /*nothing */
#endif
/* Maximum regular 8-bit character code */
#define MAX_REGULAR_CHARACTER (0xff)
#define SET_ERROR(code) (errno=(code))
#define GET_ERROR() (errno)
#ifdef TRACE
#define RETURN(code) returnCode( SET_ERROR(code) )
#else
#define RETURN(code) return( SET_ERROR(code) )
#endif
/* The few common values in the status fields for menus and forms */
#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 )\
{\
SetStatus(object, _IN_DRIVER);\
(object)->handler(object);\
ClrStatus(object, _IN_DRIVER);\
}
#endif /* MF_COMMON_H_incl */
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