/usr/include/lexertl/char_traits.hpp is in libpuma-dev 1:1.1+svn20120529-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 | // char_traits.hpp
// Copyright (c) 2005-2011 Ben Hanson (http://www.benhanson.net/)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file licence_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef LEXERTL_CHAR_TRAITS_H
#define LEXERTL_CHAR_TRAITS_H
#include <cstddef>
namespace lexertl
{
template<typename ch_type>
struct basic_char_traits
{
typedef ch_type char_type;
typedef ch_type index_type;
static index_type index (const char_type ch)
{
return ch;
}
static index_type max_val ()
{
return sizeof(char_type) > 2 ? 0x10ffff :
static_cast<index_type>(~0);
}
};
template<>
struct basic_char_traits<char>
{
typedef char char_type;
typedef unsigned char index_type;
static index_type index (const char ch)
{
return static_cast<index_type>(ch);
}
static index_type max_val ()
{
return static_cast<index_type>(~0);
}
};
}
#endif
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