113 lines
3.2 KiB
Text
113 lines
3.2 KiB
Text
/*
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* Copyright (C) 2014 Leandro Nini
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef SID_FSTREAM_H
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#define SID_FSTREAM_H
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#include <iostream>
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#if defined(_WIN32) && defined (UNICODE)
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# include <windows.h>
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# include <io.h>
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# include <fcntl.h>
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# ifdef __GLIBCXX__
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# include <ext/stdio_filebuf.h>
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static int getOflag(std::ios_base::openmode mode)
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{
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int flags = (mode & std::ios_base::binary) ? _O_BINARY : 0;
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if ((mode & std::ios_base::in) && (mode & std::ios_base::out))
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flags |= _O_CREAT | _O_TRUNC | _O_RDWR;
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else if (mode & std::ios_base::in)
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flags |= _O_RDONLY;
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else if (mode & std::ios_base::out)
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flags |= _O_CREAT | _O_TRUNC | _O_WRONLY;
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return flags;
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}
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template<typename T>
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class sid_stream_base
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{
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protected:
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__gnu_cxx::stdio_filebuf<T> filebuf;
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sid_stream_base(int fd, std::ios_base::openmode mode) :
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filebuf(fd, mode)
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{}
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public:
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bool is_open() { return filebuf.is_open(); }
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void close() { filebuf.close(); }
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};
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class sid_ifstream : public sid_stream_base<char>, public std::istream
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{
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public:
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sid_ifstream(const TCHAR* filename, ios_base::openmode mode = ios_base::in) :
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sid_stream_base(_wopen(filename, getOflag(mode|ios_base::in)), mode|ios_base::in),
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std::istream(&filebuf)
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{}
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};
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class sid_ofstream : public sid_stream_base<char>, public std::ostream
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{
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public:
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sid_ofstream(const TCHAR* filename, ios_base::openmode mode = ios_base::out) :
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sid_stream_base(_wopen(filename, getOflag(mode|ios_base::out)), mode|ios_base::out),
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std::ostream(&filebuf)
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{}
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};
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class sid_wifstream : public sid_stream_base<TCHAR>, public std::wistream
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{
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public:
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sid_wifstream(const TCHAR* filename, ios_base::openmode mode = ios_base::in) :
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sid_stream_base(_wopen(filename, getOflag(mode|ios_base::in)), mode|ios_base::in),
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std::wistream(&filebuf)
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{}
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};
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class sid_wofstream : public sid_stream_base<TCHAR>, public std::wostream
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{
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public:
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sid_wofstream(const TCHAR* filename, ios_base::openmode mode = ios_base::out) :
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sid_stream_base(_wopen(filename, getOflag(mode|ios_base::out)), mode|ios_base::out),
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std::wostream(&filebuf)
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{}
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};
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# else // _MSC_VER
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# define sid_wifstream std::wifstream
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# define sid_wofstream std::wofstream
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# define sid_ifstream std::ifstream
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# define sid_ofstream std::ofstream
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# endif // __GLIBCXX__
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#else
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# define sid_wifstream std::ifstream
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# define sid_wofstream std::ofstream
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# define sid_ifstream std::ifstream
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# define sid_ofstream std::ofstream
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#endif // _WIN32
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#endif // SID_FSTREAM_H
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