65 lines
2.6 KiB
C++
65 lines
2.6 KiB
C++
// This file is part of the uSTL library, an STL implementation.
|
|
//
|
|
// Copyright (c) 2005 by Mike Sharov <msharov@users.sourceforge.net>
|
|
// This file is free software, distributed under the MIT License.
|
|
|
|
#pragma once
|
|
#include "sistream.h"
|
|
#include "sostream.h"
|
|
#include "fstream.h"
|
|
|
|
namespace ustl {
|
|
|
|
/// \class ofstream fdostream.h ustl.h
|
|
/// \ingroup DeviceStreams
|
|
/// \brief A string stream that writes to an fd. Implements cout and cerr.
|
|
class ofstream : public ostringstream {
|
|
public:
|
|
ofstream (void);
|
|
explicit ofstream (int Fd);
|
|
explicit ofstream (const char* filename, openmode mode = out);
|
|
~ofstream (void) noexcept;
|
|
inline void open (const char* filename, openmode mode = out) { m_File.open (filename, mode); clear (m_File.rdstate()); }
|
|
void close (void);
|
|
inline bool is_open (void) const { return (m_File.is_open()); }
|
|
inline iostate exceptions (iostate v) { ostringstream::exceptions(v); return (m_File.exceptions(v)); }
|
|
inline void setstate (iostate v) { ostringstream::setstate(v); m_File.setstate(v); }
|
|
inline void clear (iostate v = goodbit) { ostringstream::clear(v); m_File.clear(v); }
|
|
inline off_t tellp (void) const { return (m_File.tellp() + ostringstream::tellp()); }
|
|
inline int fd (void) const { return (m_File.fd()); }
|
|
ofstream& seekp (off_t p, seekdir d = beg);
|
|
ofstream& flush (void);
|
|
size_type overflow (size_type n = 1);
|
|
private:
|
|
fstream m_File;
|
|
};
|
|
|
|
/// \class ifstream fdostream.h ustl.h
|
|
/// \ingroup DeviceStreams
|
|
/// \brief A string stream that reads from an fd. Implements cin.
|
|
class ifstream : public istringstream {
|
|
public:
|
|
ifstream (void);
|
|
explicit ifstream (int Fd);
|
|
explicit ifstream (const char* filename, openmode mode = in);
|
|
inline void open (const char* filename, openmode mode = in) { m_File.open (filename, mode); clear (m_File.rdstate()); }
|
|
inline void close (void) { m_File.close(); clear (m_File.rdstate()); }
|
|
inline bool is_open (void) const { return (m_File.is_open()); }
|
|
inline iostate exceptions (iostate v) { istringstream::exceptions(v); return (m_File.exceptions(v)); }
|
|
inline void setstate (iostate v) { istringstream::setstate(v); m_File.setstate(v); }
|
|
inline void clear (iostate v = goodbit) { istringstream::clear(v); m_File.clear(v); }
|
|
inline off_t tellg (void) const { return (m_File.tellg() - remaining()); }
|
|
inline int fd (void) const { return (m_File.fd()); }
|
|
ifstream& seekg (off_t p, seekdir d = beg);
|
|
int sync (void);
|
|
size_type underflow (size_type n = 1);
|
|
private:
|
|
string m_Buffer;
|
|
fstream m_File;
|
|
};
|
|
|
|
extern ofstream cout, cerr;
|
|
extern ifstream cin;
|
|
|
|
} // namespace ustl
|