new.h

vc6.0完整版

/***
*new.h - declarations and definitions for C++ memory allocation functions
*
*       Copyright (c) 1990-1997, Microsoft Corporation. All rights reserved.
*
*Purpose:
*       Contains the declarations for C++ memory allocation functions.
*
*       [Public]
*
****/

#if     _MSC_VER > 1000
#pragma once
#endif

#ifndef _INC_NEW
#define _INC_NEW

#ifdef  __cplusplus

#ifndef _MSC_EXTENSIONS
#include <new>
#endif

#if     !defined(_WIN32) && !defined(_MAC)
#error ERROR: Only Mac or Win32 targets supported!
#endif




/* Define _CRTIMP */

#ifndef _CRTIMP
#ifdef  _DLL
#define _CRTIMP __declspec(dllimport)
#else   /* ndef _DLL */
#define _CRTIMP
#endif  /* _DLL */
#endif  /* _CRTIMP */


/* Define __cdecl for non-Microsoft compilers */

#if     ( !defined(_MSC_VER) && !defined(__cdecl) )
#define __cdecl
#endif

/* Define _CRTAPI1 (for compatibility with the NT SDK) */

#ifndef _CRTAPI1
#if	_MSC_VER >= 800 && _M_IX86 >= 300
#define _CRTAPI1 __cdecl
#else
#define _CRTAPI1
#endif
#endif


/* types and structures */

#ifndef _SIZE_T_DEFINED
typedef unsigned int size_t;
#define _SIZE_T_DEFINED
#endif

#ifdef  _MSC_EXTENSIONS
typedef void (__cdecl * new_handler) ();
_CRTIMP new_handler __cdecl set_new_handler(new_handler);
#endif

#ifndef __PLACEMENT_NEW_INLINE
#define __PLACEMENT_NEW_INLINE
inline void *__cdecl operator new(size_t, void *_P)
        {return (_P); }
#if     _MSC_VER >= 1200
inline void __cdecl operator delete(void *, void *)
	{return; }
#endif
#endif


/* 
 * new mode flag -- when set, makes malloc() behave like new()
 */

_CRTIMP int __cdecl _query_new_mode( void );
_CRTIMP int __cdecl _set_new_mode( int );

#ifndef _PNH_DEFINED
typedef int (__cdecl * _PNH)( size_t );
#define _PNH_DEFINED
#endif

_CRTIMP _PNH __cdecl _query_new_handler( void );
_CRTIMP _PNH __cdecl _set_new_handler( _PNH );

/*
 * Microsoft extension: 
 *
 * _NO_ANSI_NEW_HANDLER de-activates the ANSI new_handler. Use this special value
 * to support old style (_set_new_handler) behavior.
 */

#ifndef _NO_ANSI_NH_DEFINED
#define _NO_ANSI_NEW_HANDLER  ((new_handler)-1)
#define _NO_ANSI_NH_DEFINED
#endif

#endif /* __cplusplus */

#endif /* _INC_NEW */