iotype.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 58 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
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****************************************************************************/


#ifndef _IOTYPE_H_INCLUDED
#define _IOTYPE_H_INCLUDED

typedef PTYPE (io_type_rtn)(void);

#if !defined( __AXP__ ) && !defined(__PPC__)
#ifdef __386__
  #pragma aux io_type_decl modify [eax ebx ecx edx esi edi];
#else
  #if defined( __SMALL__ ) || defined( __MEDIUM__ ) || defined( __WINDOWS__ )
    #pragma aux io_type_decl modify [ax bx cx dx si di es];
  #else
    #pragma aux io_type_decl modify [ax bx cx dx si di ds es];
  #endif
#endif

#pragma aux ( io_type_rtn, io_type_decl )
#endif

extern  io_type_rtn             IOType;         // for optimizing compiler
extern  io_type_rtn             FC_IOType;      // for load'n go compiler

gbl_defn io_type_rtn            *IOTypeRtn;

#endif