mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-28 13:05:38 +08:00
93 lines
3.4 KiB
C++
93 lines
3.4 KiB
C++
/* This is part of libio/iostream, providing -*- C++ -*- input/output.
|
|
Copyright (C) 1993 Free Software Foundation
|
|
|
|
This file is part of the GNU IO Library. This library is free
|
|
software; you can redistribute it and/or modify it under the
|
|
terms of the GNU General Public License as published by the
|
|
Free Software Foundation; either version 2, or (at your option)
|
|
any later version.
|
|
|
|
This library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this library; see the file COPYING. If not, write to the Free
|
|
Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
As a special exception, if you link this library with files
|
|
compiled with a GNU compiler to produce an executable, this does not cause
|
|
the resulting executable to be covered by the GNU General Public License.
|
|
This exception does not however invalidate any other reasons why
|
|
the executable file might be covered by the GNU General Public License. */
|
|
|
|
#ifndef _FSTREAM_H
|
|
#define _FSTREAM_H
|
|
#ifdef __GNUG__
|
|
#pragma interface
|
|
#endif
|
|
#include <iostream.h>
|
|
|
|
extern "C++" {
|
|
class fstreambase : virtual public ios {
|
|
#ifdef _IO_NEW_STREAMS
|
|
mutable filebuf __my_fb; // mutable so rdbuf() can be const
|
|
#endif
|
|
void __fb_init ();
|
|
public:
|
|
fstreambase();
|
|
fstreambase(int fd);
|
|
fstreambase(int fd, char *p, int l); /* Deprecated */
|
|
fstreambase(const char *name, int mode, int prot=0664);
|
|
void close();
|
|
#ifdef _IO_NEW_STREAMS
|
|
filebuf* rdbuf() const { return &__my_fb; }
|
|
#else
|
|
filebuf* rdbuf() const { return (filebuf*) ios::rdbuf(); }
|
|
#endif
|
|
void open(const char *name, int mode, int prot=0664);
|
|
int is_open() const { return rdbuf()->is_open(); }
|
|
void setbuf(char *ptr, int len) { rdbuf()->setbuf(ptr, len); }
|
|
void attach(int fd);
|
|
#ifdef _STREAM_COMPAT
|
|
int filedesc() { return rdbuf()->fd(); }
|
|
fstreambase& raw() { rdbuf()->setbuf(NULL, 0); return *this; }
|
|
#endif
|
|
};
|
|
|
|
class ifstream : public fstreambase, public istream {
|
|
public:
|
|
ifstream() : fstreambase() { }
|
|
ifstream(int fd) : fstreambase(fd) { }
|
|
ifstream(int fd, char *p, int l) : fstreambase(fd, p, l) { } /*Deprecated*/
|
|
ifstream(const char *name, int mode=ios::in, int prot=0664)
|
|
: fstreambase(name, mode, prot) { }
|
|
void open(const char *name, int mode=ios::in, int prot=0664)
|
|
{ fstreambase::open(name, mode, prot); }
|
|
};
|
|
|
|
class ofstream : public fstreambase, public ostream {
|
|
public:
|
|
ofstream() : fstreambase() { }
|
|
ofstream(int fd) : fstreambase(fd) { }
|
|
ofstream(int fd, char *p, int l) : fstreambase(fd, p, l) { } /*Deprecated*/
|
|
ofstream(const char *name, int mode=ios::out, int prot=0664)
|
|
: fstreambase(name, mode, prot) { }
|
|
void open(const char *name, int mode=ios::out, int prot=0664)
|
|
{ fstreambase::open(name, mode, prot); }
|
|
};
|
|
|
|
class fstream : public fstreambase, public iostream {
|
|
public:
|
|
fstream() : fstreambase() { }
|
|
fstream(int fd) : fstreambase(fd) { }
|
|
fstream(const char *name, int mode, int prot=0664)
|
|
: fstreambase(name, mode, prot) { }
|
|
fstream(int fd, char *p, int l) : fstreambase(fd, p, l) { } /*Deprecated*/
|
|
void open(const char *name, int mode, int prot=0664)
|
|
{ fstreambase::open(name, mode, prot); }
|
|
};
|
|
} // extern "C++"
|
|
#endif /*!_FSTREAM_H*/
|