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#ifndef BOOST_ARCHIVE_DINKUMWARE_HPP
#define BOOST_ARCHIVE_DINKUMWARE_HPP
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// dinkumware.hpp:
// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
// 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)
// See http://www.boost.org for updates, documentation, and revision history.
// this file adds a couple of things that are missing from the dinkumware
// implementation of the standard library.
#include <iterator>
#include <string>
#include <boost/config.hpp>
#include <boost/cstdint.hpp>
namespace std {
// define i/o operators for 64 bit integers
template<class CharType>
basic_ostream<CharType> &
operator<<(basic_ostream<CharType> & os, boost::uint64_t t){
// octal rendering of 64 bit number would be 22 octets + eos
CharType d[23];
unsigned int radix;
if(os.flags() & (int)std::ios_base::hex)
radix = 16;
else
if(os.flags() & (int)std::ios_base::oct)
radix = 8;
else
//if(s.flags() & (int)std::ios_base::dec)
radix = 10;
unsigned int i = 0;
do{
unsigned int j = t % radix;
d[i++] = j + ((j < 10) ? '0' : ('a' - 10));
t /= radix;
}
while(t > 0);
d[i--] = '\0';
// reverse digits
unsigned int j = 0;
while(j < i){
CharType k = d[i];
d[i] = d[j];
d[j] = k;
--i;++j;
}
os << d;
return os;
}
template<class CharType>
basic_ostream<CharType> &
operator<<(basic_ostream<CharType> &os, boost::int64_t t){
if(0 <= t){
os << static_cast<boost::uint64_t>(t);
}
else{
os.put('-');
os << -t;
}
return os;
}
template<class CharType>
basic_istream<CharType> &
operator>>(basic_istream<CharType> &is, boost::int64_t & t){
CharType d;
do{
d = is.get();
}
while(::isspace(d));
bool negative = (d == '-');
if(negative)
d = is.get();
unsigned int radix;
if(is.flags() & (int)std::ios_base::hex)
radix = 16;
else
if(is.flags() & (int)std::ios_base::oct)
radix = 8;
else
//if(s.flags() & (int)std::ios_base::dec)
radix = 10;
t = 0;
do{
if('0' <= d && d <= '9')
t = t * radix + (d - '0');
else
if('a' <= d && d <= 'f')
t = t * radix + (d - 'a' + 10);
else
break;
d = is.get();
}
while(!is.fail());
// restore the delimiter
is.putback(d);
is.clear();
if(negative)
t = -t;
return is;
}
template<class CharType>
basic_istream<CharType> &
operator>>(basic_istream<CharType> &is, boost::uint64_t & t){
boost::int64_t it;
is >> it;
t = it;
return is;
}
//#endif
template<>
class back_insert_iterator<basic_string<char> > : public
iterator<output_iterator_tag, char>
{
public:
typedef basic_string<char> container_type;
typedef container_type::reference reference;
explicit back_insert_iterator(container_type & s)
: container(& s)
{} // construct with container
back_insert_iterator<container_type> & operator=(
container_type::const_reference Val_
){ // push value into container
//container->push_back(Val_);
*container += Val_;
return (*this);
}
back_insert_iterator<container_type> & operator*(){
return (*this);
}
back_insert_iterator<container_type> & operator++(){
// pretend to preincrement
return (*this);
}
back_insert_iterator<container_type> operator++(int){
// pretend to postincrement
return (*this);
}
protected:
container_type *container; // pointer to container
};
template<char>
inline back_insert_iterator<basic_string<char> > back_inserter(
basic_string<char> & s
){
return (std::back_insert_iterator<basic_string<char> >(s));
}
template<>
class back_insert_iterator<basic_string<wchar_t> > : public
iterator<output_iterator_tag, wchar_t>
{
public:
typedef basic_string<wchar_t> container_type;
typedef container_type::reference reference;
explicit back_insert_iterator(container_type & s)
: container(& s)
{} // construct with container
back_insert_iterator<container_type> & operator=(
container_type::const_reference Val_
){ // push value into container
//container->push_back(Val_);
*container += Val_;
return (*this);
}
back_insert_iterator<container_type> & operator*(){
return (*this);
}
back_insert_iterator<container_type> & operator++(){
// pretend to preincrement
return (*this);
}
back_insert_iterator<container_type> operator++(int){
// pretend to postincrement
return (*this);
}
protected:
container_type *container; // pointer to container
};
template<wchar_t>
inline back_insert_iterator<basic_string<wchar_t> > back_inserter(
basic_string<wchar_t> & s
){
return (std::back_insert_iterator<basic_string<wchar_t> >(s));
}
} // namespace std
#endif //BOOST_ARCHIVE_DINKUMWARE_HPP
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