fileio.h

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// Common Text Transformation Library
// Copyright (C) 1997-2006 by Igor Kholodov. 
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the
// Free Software Foundation, Inc.,
// 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// mailto:cttl@users.sourceforge.net
// http://sourceforge.net/projects/cttl/

// fileio.h

#ifndef _CTTL_FILEIO_H_INCLUDED_
#define _CTTL_FILEIO_H_INCLUDED_

#include "../cttl/coreutils.h"
#include <fstream> 

namespace cttl {

void file2string( const CTTL_STD_STRING& filename_, CTTL_STD_STRING& str_ )
{
    // on windows platform \r\n are converted into single \n
    std::basic_ifstream< CTTL_STD_CHAR > fs( reinterpret_cast< char const* >( filename_.c_str() ) );
    str_.erase();
    str_.reserve( fs.rdbuf()->in_avail() );
    CTTL_STD_CHAR ch;
    while( fs.get( ch ) ) {
        if( str_.capacity() == str_.size() )
            str_.reserve( str_.capacity() * 3 );
        str_.append( 1, ch );
    }
}

CTTL_STD_STRING file2string( const CTTL_STD_STRING& filename_ )
{
    CTTL_STD_STRING str_temp;
    file2string( filename_, str_temp );
    return str_temp;
}

void string2file( const CTTL_STD_STRING& filename_, const CTTL_STD_STRING& str_ )
{
    // on windows platform single \n are converted into \r\n
    std::basic_ofstream< CTTL_STD_CHAR > file; 
    file.open( reinterpret_cast< char const* >( filename_.c_str() ), std::ios_base::trunc );
    file << str_;
    file.close(); 
}

}//namespace cttl


#endif // _CTTL_FILEIO_H_INCLUDED_

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