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// Boost.Range library
//
// Copyright Thorsten Ottosen 2006. Use, modification and
// distribution is subject to the Boost Software License, Version
// 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// For more information, see http://www.boost.org/libs/range/
//
#ifndef BOOST_RANGE_AS_LITERAL_HPP
#define BOOST_RANGE_AS_LITERAL_HPP
#if defined(_MSC_VER) && (_MSC_VER >= 1200)
# pragma once
#endif
#ifdef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
#include <ndnboost/range/detail/as_literal.hpp>
#else
#include <ndnboost/range/iterator_range.hpp>
#include <ndnboost/range/detail/str_types.hpp>
#include <ndnboost/detail/workaround.hpp>
#include <cstring>
#ifndef BOOST_NO_CWCHAR
#include <cwchar>
#endif
namespace ndnboost
{
namespace range_detail
{
inline std::size_t length( const char* s )
{
return strlen( s );
}
#ifndef BOOST_NO_CWCHAR
inline std::size_t length( const wchar_t* s )
{
return wcslen( s );
}
#endif
//
// Remark: the compiler cannot choose between T* and T[sz]
// overloads, so we must put the T* internal to the
// unconstrained version.
//
inline bool is_char_ptr( char* )
{
return true;
}
inline bool is_char_ptr( const char* )
{
return true;
}
#ifndef BOOST_NO_CWCHAR
inline bool is_char_ptr( wchar_t* )
{
return true;
}
inline bool is_char_ptr( const wchar_t* )
{
return true;
}
#endif
template< class T >
inline long is_char_ptr( const T& /* r */ )
{
return 0L;
}
template< class T >
inline iterator_range<T*>
make_range( T* const r, bool )
{
return iterator_range<T*>( r, r + length(r) );
}
template< class T >
inline iterator_range<BOOST_DEDUCED_TYPENAME range_iterator<T>::type>
make_range( T& r, long )
{
return ndnboost::make_iterator_range( r );
}
}
template< class Range >
inline iterator_range<BOOST_DEDUCED_TYPENAME range_iterator<Range>::type>
as_literal( Range& r )
{
return range_detail::make_range( r, range_detail::is_char_ptr(r) );
}
template< class Range >
inline iterator_range<BOOST_DEDUCED_TYPENAME range_iterator<const Range>::type>
as_literal( const Range& r )
{
return range_detail::make_range( r, range_detail::is_char_ptr(r) );
}
template< class Char, std::size_t sz >
inline iterator_range<Char*> as_literal( Char (&arr)[sz] )
{
return range_detail::make_range( arr, range_detail::is_char_ptr(arr) );
}
template< class Char, std::size_t sz >
inline iterator_range<const Char*> as_literal( const Char (&arr)[sz] )
{
return range_detail::make_range( arr, range_detail::is_char_ptr(arr) );
}
}
#endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING
#endif