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Diffstat (limited to '3rdParty/Boost/src/boost/program_options/environment_iterator.hpp')
-rw-r--r-- | 3rdParty/Boost/src/boost/program_options/environment_iterator.hpp | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/program_options/environment_iterator.hpp b/3rdParty/Boost/src/boost/program_options/environment_iterator.hpp new file mode 100644 index 0000000..c815693 --- /dev/null +++ b/3rdParty/Boost/src/boost/program_options/environment_iterator.hpp @@ -0,0 +1,51 @@ +// Copyright Vladimir Prus 2004. +// Distributed under 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) + +#ifndef BOOST_ENVIRONMENT_ITERATOR_VP_2004_05_14 +#define BOOST_ENVIRONMENT_ITERATOR_VP_2004_05_14 + +#include "eof_iterator.hpp" + +#include <utility> +#include <string> +#include <cassert> + +namespace boost { + + class environment_iterator + : public eof_iterator<environment_iterator, + std::pair<std::string, std::string> > + { + public: + environment_iterator(char** environment) + : m_environment(environment) + { + get(); + } + + environment_iterator() + { + found_eof(); + } + + void get() + { + if (*m_environment == 0) + found_eof(); + else { + std::string s(*m_environment); + std::string::size_type n = s.find('='); + assert(n != s.npos); + value().first = s.substr(0, n); + value().second = s.substr(n+1); + } + ++m_environment; + } + + private: + char** m_environment; + }; +} +#endif |