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/***
*stdiostr.h - definitions/declarations for stdiobuf, stdiostream
*
* Copyright (c) 1991-1993, 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++]
*
*Revision History:
* 01-23-92 KRS Ported from 16-bit version.
* 02-23-93 SKS Update copyright to 1993
*
****/
#include <iostream.h>
#include <stdio.h>
// Force word packing to avoid possible -Zp override
#pragma pack(4)
#pragma warning(disable:4505) // disable unwanted /W4 warning
// #pragma warning(default:4505) // use this to reenable, if necessary
#ifndef _INC_STDIOSTREAM
#define _INC_STDIOSTREAM
class 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 stdiostream : public iostream { // note: spec.'d as : public IOS...
public:
stdiostream(FILE *);
~stdiostream();
stdiobuf* rdbuf() const { return (stdiobuf*) ostream::rdbuf(); }
private:
};
// Restore default packing
#pragma pack()
#endif // !_INC_STDIOSTREAM
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