#pragma once
#include <iostream>
#include <string>
#include <locale>
// Provide std::char_traits specialization for unsigned short.
// BEWARE:
// This is adequate for SFconv but may not work for all purposes
namespace std
{
template<>
struct char_traits<unsigned short>
{
typedef unsigned short char_type;
// NB: this type should be bigger than char_type, so as to
// properly hold EOF values in addition to the full range of
// char_type values.
typedef unsigned long int_type;
typedef streampos pos_type;
typedef streamoff off_type;
typedef mbstate_t state_type;
static void
assign(char_type& __c1, const char_type& __c2)
{ __c1 = __c2; }
static bool
eq(const char_type& __c1, const char_type& __c2)
{ return __c1 == __c2; }
static bool
lt(const char_type& __c1, const char_type& __c2)
{ return __c1 < __c2; }
static int
compare(const char_type* __s1, const char_type* __s2, size_t __n)
{
for (size_t __i = 0; __i < __n; ++__i)
if (!eq(__s1[__i], __s2[__i]))
return lt(__s1[__i], __s2[__i]) ? -1 : 1;
return 0;
}
static size_t
length(const char_type* __s)
{
const char_type* __p = __s;
while (*__p) ++__p;
return static_cast<size_t>(__p - __s);
}
static const char_type*
find(const char_type* __s, size_t __n, const char_type& __a)
{
for (const char_type* __p = __s; size_t(__p - __s) < __n; ++__p)
if (*__p == __a) return __p;
return 0;
}
static char_type*
move(char_type* __s1, const char_type* __s2, size_t __n)
{ return static_cast<char_type*>(memmove(__s1, __s2, __n * sizeof(char_type))); }
static char_type*
copy(char_type* __s1, const char_type* __s2, size_t __n)
{ return static_cast<char_type*>(memcpy(__s1, __s2, __n * sizeof(char_type))); }
static char_type*
assign(char_type* __s, size_t __n, char_type __a)
{
for (char_type* __p = __s; __p < __s + __n; ++__p)
assign(*__p, __a);
return __s;
}
static char_type
to_char_type(const int_type& __c)
{ return char_type(__c); }
static int_type
to_int_type(const char_type& __c) { return int_type(__c); }
static bool
eq_int_type(const int_type& __c1, const int_type& __c2)
{ return __c1 == __c2; }
static int_type
eof() { return int_type(-1); }
static int_type
not_eof(const int_type& __c)
{ return eq_int_type(__c, eof()) ? int_type(0) : __c; }
};
}