60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
/***
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*stdiostr.h - definitions/declarations for stdiobuf, stdiostream
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*
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* Copyright (c) 1991-1993, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* This file defines the classes, values, macros, and functions
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* used by the stdiostream and stdiobuf classes.
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* [AT&T C++]
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*
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*Revision History:
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* 01-23-92 KRS Ported from 16-bit version.
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* 02-23-93 SKS Update copyright to 1993
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*
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****/
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#include <iostream.h>
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#include <stdio.h>
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// Force word packing to avoid possible -Zp override
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#pragma pack(4)
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#pragma warning(disable:4505) // disable unwanted /W4 warning
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// #pragma warning(default:4505) // use this to reenable, if necessary
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#ifndef _INC_STDIOSTREAM
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#define _INC_STDIOSTREAM
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class stdiobuf : public streambuf {
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public:
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stdiobuf(FILE* f);
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FILE * stdiofile() { return _str; }
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virtual int pbackfail(int c);
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virtual int overflow(int c = EOF);
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virtual int underflow();
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virtual streampos seekoff( streamoff, ios::seek_dir, int =ios::in|ios::out);
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virtual int sync();
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~stdiobuf();
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int setrwbuf(int _rsize, int _wsize); // CONSIDER: move to ios::
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// protected:
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// virtual int doallocate();
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private:
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FILE * _str;
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};
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// obsolescent
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class stdiostream : public iostream { // note: spec.'d as : public IOS...
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public:
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stdiostream(FILE *);
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~stdiostream();
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stdiobuf* rdbuf() const { return (stdiobuf*) ostream::rdbuf(); }
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private:
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};
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// Restore default packing
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#pragma pack()
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#endif // !_INC_STDIOSTREAM
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