coreutils.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/

// coreutils.h: string utility functions

#ifndef _CTTL_COREUTILS_H_INCLUDED_
#define _CTTL_COREUTILS_H_INCLUDED_

#include <cassert>
#include <algorithm>

namespace cttl {

template< typename StringT >
inline void
string_toupper( StringT& str_ )
{
    std::transform( str_.begin(), str_.end(), str_.begin(), toupper );
}

template< typename StringT >
inline void
string_tolower( StringT& str_ )
{
    std::transform( str_.begin(), str_.end(), str_.begin(), tolower );
         
}

template< typename StringT, typename CharT >
inline void
string_array2string( StringT& str_, CharT* array_[] )
{
    static const CharT delimiter[] = { '\t', 0x00 };
    string_array2string( str_, array_, delimiter );
}

template< typename StringT, typename CharT >
inline void
string_array2string( StringT& str_, CharT* array_[], CharT delimiter_ )
{
    const CharT delimiter[] = { delimiter_, 0x00 };
    string_array2string( str_, array_, delimiter );
}

template< typename StringT, typename CharT >
inline void
string_array2string( StringT& str_, CharT* array_[], CharT const* delimiter_ )
{
    assert( array_ );
    if ( !*array_ ) {
        str_.clear();
        return;
    }
    str_ = *array_++;
    
    while ( *array_ ) {
        if ( delimiter_ )
            str_ += delimiter_;
        str_ += *array_++;
    }
}


}   // namespace cttl


#endif //_CTTL_COREUTILS_H_INCLUDED_

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