kicad/include/streamwrapper.h

/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2017 Cirilo Bernardo <cirilo.bernardo@gmail.com>
 *
 * This program 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 3 of the License, or (at your
 * option) any later version.
 *
 * This program 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 program.  If not, see <http://www.gnu.org/licenses/>.
 */

/**
 * @file streamwrapper.h
 */

#ifndef STREAMWRAPPER_H
#define STREAMWRAPPER_H

#include <iostream>


#if defined( WIN32 ) && defined( __GNUC__ )
    #include <ext/stdio_filebuf.h>

    #define OSTREAM std::ostream

    #define OPEN_OSTREAM( var, name ) \
        kicad::stream var ## _BUF_; \
        std::ostream& var = *var ## _BUF_.Open( name, std::ios_base::out | std::ios_base::trunc | std::ios_base::binary )

    #define OPEN_ISTREAM( var, name ) \
        kicad::stream var ## _BUF_; \
        std::istream& var = *var ## _BUF_.Open( name, std::ios_base::in | std::ios_base::binary )

    #define OPEN_IOSTREAM( var, name ) \
        kicad::stream var ## _BUF_; \
        std::iostream& var = *var ## _BUF_.Open( name, std::ios_base::out | std::ios_base::in | std::ios_base::binary )

    #define CLOSE_STREAM( var ) var ## _BUF_.Close()

    /**
     * \namespace kicad
     */
    namespace kicad
    {
        /**
         * class stream is equivalent to std::stream, but accept UTF8 chars
         * in filenames
         */
        class stream
        {
        private:
            __gnu_cxx::stdio_filebuf<char>* m_buf;
            std::iostream*                  m_stream;

        public:
            stream();
            virtual ~stream();

            std::iostream* Open( const char* aFileName, std::ios_base::openmode aMode );
            void Close( void );

            std::iostream* GetStream( void );
        };
    }


#elif defined( _MSC_VER )   // defined( WIN32 ) && defined( __GNUC__ )

    #define OSTREAM std::ofstream

    #define OPEN_OSTREAM( var, name ) \
    std::ofstream var; \
    var.open( wxString::FromUTF8Unchecked( name ).wc_str(), \
    std::ios_base::out | std::ios_base::trunc | std::ios_base::binary )

    #define OPEN_ISTREAM( var, name ) \
    std::ifstream var; \
    var.open( wxString::FromUTF8Unchecked( name ).wc_str(), \
        std::ios_base::in | std::ios_base::binary )

    #define OPEN_IOSTREAM( var, name ) \
    std::fstream var; \
    var.open( wxString::FromUTF8Unchecked( name ).wc_str(), \
        std::ios_base::out | std::ios_base::in | std::ios_base::binary )

    #define CLOSE_STREAM( var ) var.close()

#else   // defined( WIN32 ) && defined( __GNUC__ )

    #define OSTREAM std::ofstream

    #define OPEN_OSTREAM( var, name ) \
        std::ofstream var; \
        var.open( name, std::ios_base::out | std::ios_base::trunc )

    #define OPEN_ISTREAM( var, name ) \
        std::ifstream var; \
        var.open( name, std::ios_base::in )

    #define OPEN_IOSTREAM( var, name ) \
        std::fstream var; \
        var.open( name, std::ios_base::out | std::ios_base::in )

    #define CLOSE_STREAM( var ) var.close()

#endif  // defined( WIN32 ) && defined( __GNUC__ )

#endif  // STREAMWRAPPER_H