136 lines
3.6 KiB
C
136 lines
3.6 KiB
C
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/***
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*stdiostr.h - definitions/declarations for stdiobuf, stdiostream
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*
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* Copyright (c) 1991-2001, 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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* [Public]
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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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* 10-12-93 GJF Support NT and Cuda builds. Enclose #pragma-s in
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* #ifdef _MSC_VER
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* 08-12-94 GJF Disable warning 4514 instead of 4505.
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* 11-03-94 GJF Changed pack pragma to 8 byte alignment.
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* 02-11-95 CFW Add _CRTBLD to avoid users getting wrong headers.
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* 02-14-95 CFW Clean up Mac merge.
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* 05-11-95 CFW Only for use by C++ programs.
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* 12-14-95 JWM Add "#pragma once".
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* 03-04-96 JWM Made entire file #ifdef _OLD_IOSTREAMS.
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* 04-09-96 SKS Change _CRTIMP to _CRTIMP1 for special iostream build
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* 04-15-96 JWM Remove _OLD_IOSTREAMS, add '#pragma comment(lib,"cirt")'.
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* 04-16-96 JWM '#include useoldio.h' replaces '#pragma comment(...)'.
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* 02-24-97 GJF Cleaned out obsolete support for _NTSDK. Also,
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* detab-ed.
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* 05-17-99 PML Remove all Macintosh support.
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*
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****/
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#if _MSC_VER > 1000 /*IFSTRIP=IGN*/
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#pragma once
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#endif
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#ifdef __cplusplus
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#ifndef _INC_STDIOSTREAM
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#define _INC_STDIOSTREAM
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#if !defined(_WIN32)
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#error ERROR: Only Win32 target supported!
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#endif
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#ifndef _CRTBLD
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/* This version of the header files is NOT for user programs.
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* It is intended for use when building the C runtimes ONLY.
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* The version intended for public use will not have this message.
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*/
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#error ERROR: Use of C runtime library internal header file.
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#endif /* _CRTBLD */
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#ifdef _MSC_VER
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// Currently, all MS C compilers for Win32 platforms default to 8 byte
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// alignment.
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#pragma pack(push,8)
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#include <useoldio.h>
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#endif // _MSC_VER
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/* Define _CRTIMP */
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#ifndef _CRTIMP
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/* current definition */
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#ifdef CRTDLL
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#define _CRTIMP __declspec(dllexport)
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#else /* ndef CRTDLL */
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#ifdef _DLL
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#define _CRTIMP __declspec(dllimport)
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#else /* ndef _DLL */
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#define _CRTIMP
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#endif /* _DLL */
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#endif /* CRTDLL */
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#endif /* _CRTIMP */
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#ifndef _INTERNAL_IFSTRIP_
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/* Define _CRTIMP1 */
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#ifndef _CRTIMP1
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#ifdef CRTDLL1
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#define _CRTIMP1 __declspec(dllexport)
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#else /* ndef CRTDLL1 */
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#define _CRTIMP1 _CRTIMP
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#endif /* CRTDLL1 */
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#endif /* _CRTIMP1 */
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#endif /* _INTERNAL_IFSTRIP_ */
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#include <iostream.h>
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#include <stdio.h>
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#ifdef _MSC_VER
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#pragma warning(disable:4514) // disable unwanted /W4 warning
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// #pragma warning(default:4514) // use this to reenable, if necessary
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#endif // _MSC_VER
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class _CRTIMP1 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);
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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 _CRTIMP1 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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#ifdef _MSC_VER
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// Restore default packing
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#pragma pack(pop)
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#endif // _MSC_VER
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#endif // _INC_STDIOSTREAM
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#endif /* __cplusplus */
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