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#ifndef BOOST_ARCHIVE_DINKUMWARE_HPP
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#define BOOST_ARCHIVE_DINKUMWARE_HPP
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// MS compatible compilers support #pragma once
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#if defined(_MSC_VER)
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# pragma once
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#endif
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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// dinkumware.hpp:
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// See http://www.boost.org for updates, documentation, and revision history.
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// this file adds a couple of things that are missing from the dinkumware
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// implementation of the standard library.
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#include <iterator>
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#include <string>
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#include <boost/config.hpp>
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#include <boost/cstdint.hpp>
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namespace std {
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// define i/o operators for 64 bit integers
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template<class CharType>
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basic_ostream<CharType> &
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operator<<(basic_ostream<CharType> & os, boost::uint64_t t){
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// octal rendering of 64 bit number would be 22 octets + eos
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CharType d[23];
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unsigned int radix;
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if(os.flags() & (int)std::ios_base::hex)
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radix = 16;
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else
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if(os.flags() & (int)std::ios_base::oct)
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radix = 8;
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else
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//if(s.flags() & (int)std::ios_base::dec)
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radix = 10;
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unsigned int i = 0;
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do{
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unsigned int j = t % radix;
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d[i++] = j + ((j < 10) ? '0' : ('a' - 10));
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t /= radix;
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}
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while(t > 0);
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d[i--] = '\0';
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// reverse digits
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unsigned int j = 0;
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while(j < i){
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CharType k = d[i];
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d[i] = d[j];
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d[j] = k;
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--i;++j;
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}
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os << d;
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return os;
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}
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template<class CharType>
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basic_ostream<CharType> &
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operator<<(basic_ostream<CharType> &os, boost::int64_t t){
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if(0 <= t){
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os << static_cast<boost::uint64_t>(t);
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}
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else{
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os.put('-');
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os << -t;
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}
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return os;
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}
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template<class CharType>
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basic_istream<CharType> &
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operator>>(basic_istream<CharType> &is, boost::int64_t & t){
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CharType d;
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do{
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d = is.get();
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}
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while(::isspace(d));
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bool negative = (d == '-');
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if(negative)
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d = is.get();
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unsigned int radix;
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if(is.flags() & (int)std::ios_base::hex)
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radix = 16;
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else
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if(is.flags() & (int)std::ios_base::oct)
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radix = 8;
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else
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//if(s.flags() & (int)std::ios_base::dec)
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radix = 10;
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t = 0;
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do{
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if('0' <= d && d <= '9')
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t = t * radix + (d - '0');
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else
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if('a' <= d && d <= 'f')
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t = t * radix + (d - 'a' + 10);
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else
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break;
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d = is.get();
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}
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while(!is.fail());
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// restore the delimiter
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is.putback(d);
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is.clear();
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if(negative)
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t = -t;
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return is;
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}
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template<class CharType>
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basic_istream<CharType> &
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operator>>(basic_istream<CharType> &is, boost::uint64_t & t){
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boost::int64_t it;
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is >> it;
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t = it;
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return is;
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}
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//#endif
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template<>
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class back_insert_iterator<basic_string<char> > : public
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iterator<output_iterator_tag, char>
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{
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public:
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typedef basic_string<char> container_type;
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typedef container_type::reference reference;
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explicit back_insert_iterator(container_type & s)
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: container(& s)
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{} // construct with container
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back_insert_iterator<container_type> & operator=(
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container_type::const_reference Val_
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){ // push value into container
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//container->push_back(Val_);
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*container += Val_;
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return (*this);
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}
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back_insert_iterator<container_type> & operator*(){
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return (*this);
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}
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back_insert_iterator<container_type> & operator++(){
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// pretend to preincrement
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return (*this);
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}
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back_insert_iterator<container_type> operator++(int){
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// pretend to postincrement
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return (*this);
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}
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protected:
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container_type *container; // pointer to container
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};
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template<char>
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inline back_insert_iterator<basic_string<char> > back_inserter(
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basic_string<char> & s
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){
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return (std::back_insert_iterator<basic_string<char> >(s));
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}
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template<>
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class back_insert_iterator<basic_string<wchar_t> > : public
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iterator<output_iterator_tag, wchar_t>
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{
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public:
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typedef basic_string<wchar_t> container_type;
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typedef container_type::reference reference;
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explicit back_insert_iterator(container_type & s)
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: container(& s)
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{} // construct with container
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back_insert_iterator<container_type> & operator=(
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container_type::const_reference Val_
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){ // push value into container
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//container->push_back(Val_);
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*container += Val_;
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return (*this);
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}
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back_insert_iterator<container_type> & operator*(){
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return (*this);
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}
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back_insert_iterator<container_type> & operator++(){
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// pretend to preincrement
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return (*this);
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}
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back_insert_iterator<container_type> operator++(int){
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// pretend to postincrement
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return (*this);
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}
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protected:
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container_type *container; // pointer to container
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};
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template<wchar_t>
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inline back_insert_iterator<basic_string<wchar_t> > back_inserter(
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basic_string<wchar_t> & s
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){
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return (std::back_insert_iterator<basic_string<wchar_t> >(s));
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}
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} // namespace std
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#endif //BOOST_ARCHIVE_DINKUMWARE_HPP
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