/***
*stdiostr.h - definitions/declarations for stdiobuf, stdiostream
*
*	Copyright (c) 1991-1994, Microsoft Corporation.  All rights reserved.
*
*Purpose:
*	This file defines the classes, values, macros, and functions
*	used by the stdiostream and stdiobuf classes.
*	[AT&T C++]
*
****/

#ifndef _INC_STDIOSTREAM
#define _INC_STDIOSTREAM


/* Define _CRTIMP */

#ifndef _CRTIMP
#ifdef	_NTSDK
/* definition compatible with NT SDK */
#define _CRTIMP
#else	/* ndef _NTSDK */
/* current definition */
#ifdef	_DLL
#define _CRTIMP __declspec(dllimport)
#else	/* ndef _DLL */
#define _CRTIMP
#endif	/* _DLL */
#endif	/* _NTSDK */
#endif	/* _CRTIMP */

#include <iostream.h>
#include <stdio.h>

#ifdef	_MSC_VER
// Force word packing to avoid possible -Zp override
#pragma pack(push,4)

#pragma warning(disable:4505)		// disable unwanted /W4 warning
// #pragma warning(default:4505)	// use this to reenable, if necessary
#endif	// _MSC_VER

class _CRTIMP stdiobuf : public streambuf  {
public:
	stdiobuf(FILE* f);
FILE *	stdiofile() { return _str; }

virtual int pbackfail(int c);
virtual int overflow(int c = EOF);
virtual int underflow();
virtual streampos seekoff( streamoff, ios::seek_dir, int =ios::in|ios::out);
virtual int sync();
	~stdiobuf();
	int setrwbuf(int _rsize, int _wsize); // CONSIDER: move to ios::
// protected:
// virtual int doallocate();
private:
	FILE * _str;
};

// obsolescent
class _CRTIMP stdiostream : public iostream {	// note: spec.'d as : public IOS...
public:
	stdiostream(FILE *);
	~stdiostream();
	stdiobuf* rdbuf() const { return (stdiobuf*) ostream::rdbuf(); }
	
private:
};

#ifdef	_MSC_VER
// Restore default packing
#pragma pack(pop)
#endif	// _MSC_VER

#endif		// !_INC_STDIOSTREAM