diff options
Diffstat (limited to 'src/third_party/boost-1.56.0/boost/program_options/variables_map.hpp')
| -rw-r--r-- | src/third_party/boost-1.56.0/boost/program_options/variables_map.hpp | 220 |
1 files changed, 0 insertions, 220 deletions
diff --git a/src/third_party/boost-1.56.0/boost/program_options/variables_map.hpp b/src/third_party/boost-1.56.0/boost/program_options/variables_map.hpp deleted file mode 100644 index 09badbf7952..00000000000 --- a/src/third_party/boost-1.56.0/boost/program_options/variables_map.hpp +++ /dev/null @@ -1,220 +0,0 @@ -// Copyright Vladimir Prus 2002-2004. -// 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_VARIABLES_MAP_VP_2003_05_19 -#define BOOST_VARIABLES_MAP_VP_2003_05_19 - -#include <boost/program_options/config.hpp> - -#include <boost/any.hpp> -#include <boost/shared_ptr.hpp> - -#include <string> -#include <map> -#include <set> - -#if defined(BOOST_MSVC) -# pragma warning (push) -# pragma warning (disable:4251) // 'boost::program_options::variable_value::v' : class 'boost::any' needs to have dll-interface to be used by clients of class 'boost::program_options::variable_value -#endif - -namespace boost { namespace program_options { - - template<class charT> - class basic_parsed_options; - - class value_semantic; - class variables_map; - - // forward declaration - - /** Stores in 'm' all options that are defined in 'options'. - If 'm' already has a non-defaulted value of an option, that value - is not changed, even if 'options' specify some value. - */ - BOOST_PROGRAM_OPTIONS_DECL - void store(const basic_parsed_options<char>& options, variables_map& m, - bool utf8 = false); - - /** Stores in 'm' all options that are defined in 'options'. - If 'm' already has a non-defaulted value of an option, that value - is not changed, even if 'options' specify some value. - This is wide character variant. - */ - BOOST_PROGRAM_OPTIONS_DECL - void store(const basic_parsed_options<wchar_t>& options, - variables_map& m); - - - /** Runs all 'notify' function for options in 'm'. */ - BOOST_PROGRAM_OPTIONS_DECL void notify(variables_map& m); - - /** Class holding value of option. Contains details about how the - value is set and allows to conveniently obtain the value. - */ - class BOOST_PROGRAM_OPTIONS_DECL variable_value { - public: - variable_value() : m_defaulted(false) {} - variable_value(const boost::any& xv, bool xdefaulted) - : v(xv), m_defaulted(xdefaulted) - {} - - /** If stored value if of type T, returns that value. Otherwise, - throws boost::bad_any_cast exception. */ - template<class T> - const T& as() const { - return boost::any_cast<const T&>(v); - } - /** @overload */ - template<class T> - T& as() { - return boost::any_cast<T&>(v); - } - - /// Returns true if no value is stored. - bool empty() const; - /** Returns true if the value was not explicitly - given, but has default value. */ - bool defaulted() const; - /** Returns the contained value. */ - const boost::any& value() const; - - /** Returns the contained value. */ - boost::any& value(); - private: - boost::any v; - bool m_defaulted; - // Internal reference to value semantic. We need to run - // notifications when *final* values of options are known, and - // they are known only after all sources are stored. By that - // time options_description for the first source might not - // be easily accessible, so we need to store semantic here. - shared_ptr<const value_semantic> m_value_semantic; - - friend BOOST_PROGRAM_OPTIONS_DECL - void store(const basic_parsed_options<char>& options, - variables_map& m, bool); - - friend class BOOST_PROGRAM_OPTIONS_DECL variables_map; - }; - - /** Implements string->string mapping with convenient value casting - facilities. */ - class BOOST_PROGRAM_OPTIONS_DECL abstract_variables_map { - public: - abstract_variables_map(); - abstract_variables_map(const abstract_variables_map* next); - - virtual ~abstract_variables_map() {} - - /** Obtains the value of variable 'name', from *this and - possibly from the chain of variable maps. - - - if there's no value in *this. - - if there's next variable map, returns value from it - - otherwise, returns empty value - - - if there's defaulted value - - if there's next varaible map, which has a non-defauled - value, return that - - otherwise, return value from *this - - - if there's a non-defauled value, returns it. - */ - const variable_value& operator[](const std::string& name) const; - - /** Sets next variable map, which will be used to find - variables not found in *this. */ - void next(abstract_variables_map* next); - - private: - /** Returns value of variable 'name' stored in *this, or - empty value otherwise. */ - virtual const variable_value& get(const std::string& name) const = 0; - - const abstract_variables_map* m_next; - }; - - /** Concrete variables map which store variables in real map. - - This class is derived from std::map<std::string, variable_value>, - so you can use all map operators to examine its content. - */ - class BOOST_PROGRAM_OPTIONS_DECL variables_map : public abstract_variables_map, - public std::map<std::string, variable_value> - { - public: - variables_map(); - variables_map(const abstract_variables_map* next); - - // Resolve conflict between inherited operators. - const variable_value& operator[](const std::string& name) const - { return abstract_variables_map::operator[](name); } - - // Override to clear some extra fields. - void clear(); - - void notify(); - - private: - /** Implementation of abstract_variables_map::get - which does 'find' in *this. */ - const variable_value& get(const std::string& name) const; - - /** Names of option with 'final' values -- which should not - be changed by subsequence assignments. */ - std::set<std::string> m_final; - - friend BOOST_PROGRAM_OPTIONS_DECL - void store(const basic_parsed_options<char>& options, - variables_map& xm, - bool utf8); - - /** Names of required options, filled by parser which has - access to options_description. - The map values are the "canonical" names for each corresponding option. - This is useful in creating diagnostic messages when the option is absent. */ - std::map<std::string, std::string> m_required; - }; - - - /* - * Templates/inlines - */ - - inline bool - variable_value::empty() const - { - return v.empty(); - } - - inline bool - variable_value::defaulted() const - { - return m_defaulted; - } - - inline - const boost::any& - variable_value::value() const - { - return v; - } - - inline - boost::any& - variable_value::value() - { - return v; - } - -}} - -#if defined(BOOST_MSVC) -# pragma warning (pop) -#endif - -#endif |