Добавил:
PolosatyMux
Опубликованный материал нарушает ваши авторские права? Сообщите нам.
Вуз:
Предмет:
Файл:Borland C++.ver.3.1(Portable).English / INCLUDE / FSTREAM
.H/* fstream.h -- class filebuf and fstream declarations
Copyright (c) 1990, 1992 by Borland International
All rights reserved
*/
#ifndef __cplusplus
#error Must use C++ for the type fstream.
#endif
#ifndef __FSTREAM_H
#define __FSTREAM_H
#if !defined(___DEFS_H)
#include <_defs.h>
#endif
#if !defined(__IOSTREAM_H)
#include <iostream.h>
#endif
#pragma option -Vo-
#if defined(__BCOPT__) && !defined(_RTL_ALLOW_po)
#pragma option -po-
#endif
_CLASSDEF(filebuf)
_CLASSDEF(fstreambase)
_CLASSDEF(ifstream)
_CLASSDEF(ofstream)
_CLASSDEF(fstream)
class _CLASSTYPE filebuf : public streambuf {
public:
static const int openprot; // default file protection
// constructors, destructor
_Cdecl filebuf(); // make a closed filebuf
_Cdecl filebuf(int); // make a filebuf attached to fd
_Cdecl filebuf(int __f, signed char _FAR *, int); // same, with specified buffer
_Cdecl filebuf(int __f, unsigned char _FAR *, int); // same, with specified buffer
_Cdecl ~filebuf();
int _Cdecl is_open(); // is the file open
int _Cdecl fd(); // what is the file descriptor
// open named file with mode and protection, attach to this filebuf
filebuf _FAR * _Cdecl open( const signed char _FAR *, int,
int = filebuf::openprot );
filebuf _FAR * _Cdecl open( const unsigned char _FAR *, int,
int = filebuf::openprot );
filebuf _FAR * _Cdecl close(); // flush and close file
filebuf _FAR * _Cdecl attach(int); // attach this filebuf to opened
// file descriptor
/*
* These perform the streambuf functions on a filebuf
* Get and Put pointers are kept together
*/
virtual int _Cdecl overflow(int = EOF);
virtual int _Cdecl underflow();
virtual int _Cdecl sync();
virtual streampos _Cdecl seekoff(streamoff, ios::seek_dir, int);
virtual streambuf _FAR * _Cdecl setbuf(char _FAR *, int);
protected:
int xfd; // the file descriptor, EOF if closed
int mode; // the opened mode
short opened; // non-zero if file is open
streampos last_seek; // unused ***
char _FAR * in_start; // unused ***
int _Cdecl last_op(); // unused ***
char lahead[2]; // current input char if unbuffered ***
};
/*
* The data members marked with *** above are not documented in the AT&T
* release of streams, so we cannot guarantee compatibility with any
* other streams release in the use or values of these data members.
* If you can document any expected behavior of these data members, we
* will try to adjust our implementation accordingly.
*/
inline int _Cdecl filebuf::is_open() { return opened; }
inline int _Cdecl filebuf::fd() { return xfd; }
inline filebuf _FAR * _Cdecl filebuf::open(const unsigned char _FAR * __name, int __m, int __prot) {
return filebuf::open((const signed char _FAR *) __name, __m, __prot);
}
class _CLASSTYPE fstreambase : virtual public ios {
public:
_Cdecl fstreambase();
_Cdecl fstreambase(const signed char _FAR *, int, int = filebuf::openprot);
_Cdecl fstreambase(int);
_Cdecl fstreambase(int __f, signed char _FAR *, int);
_Cdecl ~fstreambase();
void _Cdecl open(const signed char _FAR *, int, int = filebuf::openprot);
void _Cdecl attach(int);
void _Cdecl close();
void _Cdecl setbuf(char _FAR *, int);
filebuf _FAR * _Cdecl rdbuf();
protected:
void _Cdecl verify(int); // unimplemented ***
private:
filebuf buf;
};
/*
* The function member marked with *** above is not documented in the AT&T
* release of streams, so we cannot guarantee compatibility with any
* other streams release in its use.
* If you can document any expected behavior of this function member, we
* will try to adjust our implementation accordingly.
*/
inline filebuf _FAR * _Cdecl fstreambase::rdbuf() { return &buf; }
class _CLASSTYPE ifstream : public fstreambase, public istream {
public:
_Cdecl ifstream();
_Cdecl ifstream(const signed char _FAR *,int = ios::in,int = filebuf::openprot);
_Cdecl ifstream(const unsigned char _FAR *,int = ios::in,int = filebuf::openprot);
_Cdecl ifstream(int);
_Cdecl ifstream(int __f, signed char _FAR *, int);
_Cdecl ifstream(int __f, unsigned char _FAR *, int);
_Cdecl ~ifstream();
filebuf _FAR * _Cdecl rdbuf();
void _Cdecl open(const signed char _FAR *, int = ios::in,
int = filebuf::openprot);
void _Cdecl open(const unsigned char _FAR *, int = ios::in,
int = filebuf::openprot);
};
inline filebuf _FAR * _Cdecl ifstream::rdbuf() { return fstreambase::rdbuf(); }
inline void _Cdecl ifstream::open(const signed char _FAR * __name, int __m, int __prot) {
fstreambase::open(__name, __m | ios::in, __prot);
}
inline void _Cdecl ifstream::open(const unsigned char _FAR * __name, int __m, int __prot) {
fstreambase::open((const signed char _FAR *)__name, __m | ios::in, __prot);
}
class _CLASSTYPE ofstream : public fstreambase, public ostream {
public:
_Cdecl ofstream();
_Cdecl ofstream(const signed char _FAR *, int = ios::out,
int = filebuf::openprot);
_Cdecl ofstream(const unsigned char _FAR *, int = ios::out,
int = filebuf::openprot);
_Cdecl ofstream(int);
_Cdecl ofstream(int __f, signed char _FAR *, int);
_Cdecl ofstream(int __f, unsigned char _FAR *, int);
_Cdecl ~ofstream();
filebuf _FAR * _Cdecl rdbuf();
void _Cdecl open(const signed char _FAR *, int = ios::out,
int = filebuf::openprot);
void _Cdecl open(const unsigned char _FAR *, int = ios::out,
int = filebuf::openprot);
};
inline filebuf _FAR * _Cdecl ofstream::rdbuf() { return fstreambase::rdbuf(); }
inline void _Cdecl ofstream::open(const signed char _FAR * __name, int __m, int __prot) {
fstreambase::open(__name, __m | ios::out, __prot);
}
inline void _Cdecl ofstream::open(const unsigned char _FAR * __name, int __m, int __prot) {
fstreambase::open((const signed char _FAR *)__name, __m | ios::out, __prot);
}
class _CLASSTYPE fstream : public fstreambase, public iostream {
public:
_Cdecl fstream();
_Cdecl fstream(const signed char _FAR *, int, int = filebuf::openprot);
_Cdecl fstream(const unsigned char _FAR *, int, int = filebuf::openprot);
_Cdecl fstream(int);
_Cdecl fstream(int __f, signed char _FAR *, int);
_Cdecl fstream(int __f, unsigned char _FAR *, int);
_Cdecl ~fstream();
filebuf _FAR * _Cdecl rdbuf();
void _Cdecl open(const signed char _FAR *, int, int = filebuf::openprot);
void _Cdecl open(const unsigned char _FAR *, int, int = filebuf::openprot);
};
inline filebuf _FAR * _Cdecl fstream::rdbuf() {return fstreambase::rdbuf();}
inline void _Cdecl fstream::open(const signed char _FAR * __name, int __m, int __prot) {
fstreambase::open(__name, __m, __prot);
}
inline void _Cdecl fstream::open(const unsigned char _FAR * __name, int __m, int __prot) {
fstreambase::open((const signed char _FAR *)__name, __m, __prot);
}
#pragma option -Vo.
#if defined(__BCOPT__)
#pragma option -po.
#endif
#endif
Соседние файлы в папке INCLUDE