Added boost header

test/external/boost/algorithm/string/detail/finder_regex.hpp

@@ -0,0 +1,122 @@
+//  Boost string_algo library find_regex.hpp header file  ---------------------------//
+
+//  Copyright Pavol Droba 2002-2003.
+//
+// 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)
+
+//  See http://www.boost.org/ for updates, documentation, and revision history.
+
+#ifndef BOOST_STRING_FINDER_REGEX_DETAIL_HPP
+#define BOOST_STRING_FINDER_REGEX_DETAIL_HPP
+
+#include <boost/algorithm/string/config.hpp>
+#include <boost/regex.hpp>
+
+#include <boost/range/iterator_range.hpp>
+#include <boost/range/begin.hpp>
+#include <boost/range/end.hpp>
+
+namespace boost {
+    namespace algorithm {
+        namespace detail {
+
+//  regex find functor -----------------------------------------------//
+
+            // regex search result
+            template<typename IteratorT>
+            struct regex_search_result : 
+                public iterator_range<IteratorT>
+            {
+                typedef regex_search_result<IteratorT> type;
+                typedef iterator_range<IteratorT> base_type;
+                typedef BOOST_STRING_TYPENAME base_type::value_type value_type;
+                typedef BOOST_STRING_TYPENAME base_type::difference_type difference_type;
+                typedef BOOST_STRING_TYPENAME base_type::const_iterator const_iterator;
+                typedef BOOST_STRING_TYPENAME base_type::iterator iterator;
+                typedef boost::match_results<iterator> match_results_type;
+
+                // Construction
+
+                // Construction from the match result
+                regex_search_result( const match_results_type& MatchResults ) :
+                    base_type( MatchResults[0].first, MatchResults[0].second ),
+                    m_MatchResults( MatchResults ) {}
+                
+                // Construction of empty match. End iterator has to be specified
+                regex_search_result( IteratorT End ) :
+                    base_type( End, End ) {}
+
+                regex_search_result( const regex_search_result& Other ) :
+                    base_type( Other.begin(), Other.end() ),
+                    m_MatchResults( Other.m_MatchResults ) {}
+
+                // Assignment
+                regex_search_result& operator=( const regex_search_result& Other )
+                {
+                    base_type::operator=( Other );
+                    m_MatchResults=Other.m_MatchResults;
+                    return *this;
+                }
+
+                // Match result retrival
+                const match_results_type& match_results() const
+                {
+                    return m_MatchResults;
+                }
+
+            private:
+                // Saved matchresult
+                match_results_type m_MatchResults;
+            };
+
+            // find_regex
+            /*
+                Regex based search functor
+            */
+            template<typename RegExT>
+            struct find_regexF
+            {
+                typedef RegExT regex_type;
+                typedef const RegExT& regex_reference_type;
+                    
+                // Construction
+                find_regexF( regex_reference_type Rx, match_flag_type MatchFlags = match_default ) : 
+                    m_Rx(Rx), m_MatchFlags(MatchFlags) {}   
+
+                // Operation
+                template< typename ForwardIteratorT >
+                regex_search_result<ForwardIteratorT>
+                operator()( 
+                    ForwardIteratorT Begin, 
+                    ForwardIteratorT End ) const
+                {
+                    typedef ForwardIteratorT input_iterator_type;
+                    typedef regex_search_result<ForwardIteratorT> result_type;
+
+                    // instantiate match result
+                    match_results<input_iterator_type> result;
+                    // search for a match
+                    if ( ::boost::regex_search( Begin, End, result, m_Rx, m_MatchFlags ) )
+                    {
+                        // construct a result
+                        return result_type( result );
+                    }
+                    else
+                    {
+                        // empty result
+                        return result_type( End );
+                    }
+                }
+
+            private:
+                regex_reference_type m_Rx; // Regexp
+                match_flag_type m_MatchFlags;     // match flags
+            };
+
+        } // namespace detail
+    } // namespace algorithm
+} // namespace boost
+
+#endif  // BOOST_STRING_FIND_DETAIL_HPP