iostream.h的内容
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发布时间：2022-04-19 14:35
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时间：2023-06-18 14:21
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/****iostream.h - definitions/declarations for iostream classes** Copyright (c) 1990-1997, Microsoft Corporation. All rights reserved.**Purpose:* This file defines the classes, values, macros, and functions* used by the iostream classes.* [AT&T C++]** [Public]*****/#if _MSC_VER > 1000#pragma once#endif#ifdef __cplusplus#ifndef _INC_IOSTREAM#define _INC_IOSTREAM#if !defined(_WIN32) && !defined(_MAC)#error ERROR: Only Mac or Win32 targets supported!#endif#ifdef _MSC_VER// Currently, all MS C compilers for Win32 platforms default to 8 byte// alignment.#pragma pack(push,8)#include <useoldio.h>#endif // _MSC_VER/* Define _CRTIMP */#ifndef _CRTIMP#ifdef _DLL#define _CRTIMP __declspec(dllimport)#else /* ndef _DLL */#define _CRTIMP#endif /* _DLL */#endif /* _CRTIMP */typedef long streamoff, streampos;#include <ios.h> // Define ios.#include <streamb.h> // Define streambuf.#include <istream.h> // Define istream.#include <ostream.h> // Define ostream.#ifdef _MSC_VER// C4514: unreferenced inline function has been removed#pragma warning(disable:4514) // disable C4514 warning// #pragma warning(default:4514) // use this to reenable, if desired#endif // _MSC_VERclass _CRTIMP iostream : public istream, public ostream {public:iostream(streambuf*);virtual ~iostream();protected:iostream();iostream(const iostream&);inline iostream& operator=(streambuf*);inline iostream& operator=(iostream&);private:iostream(ios&);iostream(istream&);iostream(ostream&);};inline iostream& iostream::operator=(streambuf* _sb) { istream::operator=(_sb); ostream::operator=(_sb); return *this; }inline iostream& iostream::operator=(iostream& _strm) { return operator=(_strm.rdbuf()); }class _CRTIMP Iostream_init {public:Iostream_init();Iostream_init(ios &, int =0); // treat as private~Iostream_init();};// used internally// static Iostream_init __iostreaminit; // initializes cin/cout/cerr/clog#ifdef _MSC_VER// Restore previous packing#pragma pack(pop)#endif // _MSC_VER#endif // _INC_IOSTREAM#endif /* __cplusplus */浠ｇ爜
