Added thirdparty: boost library

2026-08-26 09:08:20 +00:00 · 2024-01-06 19:55:56 +02:00
parent bf49f439e1
commit bccd1e7051
15683 changed files with 3239840 additions and 0 deletions
@@ -0,0 +1,120 @@
+/*=============================================================================
+    Copyright (c) 2001-2011 Hartmut Kaiser
+    Copyright (c) 2001-2014 Joel de Guzman
+    Copyright (c) 2013 Agustin Berge
+
+    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_SPIRIT_X3_ATTR_JUL_23_2008_0956AM
+#define BOOST_SPIRIT_X3_ATTR_JUL_23_2008_0956AM
+
+#include <boost/spirit/home/x3/core/parser.hpp>
+#include <boost/spirit/home/x3/support/unused.hpp>
+#include <boost/spirit/home/x3/support/traits/container_traits.hpp>
+#include <boost/spirit/home/x3/support/traits/move_to.hpp>
+#include <boost/type_traits/is_same.hpp>
+#include <boost/type_traits/remove_cv.hpp>
+#include <boost/type_traits/remove_reference.hpp>
+#include <cstddef>
+#include <string>
+#include <utility>
+
+namespace boost { namespace spirit { namespace x3
+{
+
+namespace detail
+{
+    template <typename Value, std::size_t N
+      , typename = std::make_index_sequence<N>>
+    struct array_helper;
+
+    template <typename Value, std::size_t N, std::size_t... Is>
+    struct array_helper<Value, N, std::index_sequence<Is...>>
+    {
+        constexpr array_helper(Value const (&value)[N])
+            : value_{ value[Is]... } {}
+
+        constexpr array_helper(Value (&&value)[N])
+            : value_{ static_cast<Value&&>(value[Is])... } {}
+
+        Value value_[N];
+    };
+}
+
+    template <typename Value>
+    struct attr_parser : parser<attr_parser<Value>>
+    {
+        typedef Value attribute_type;
+
+        static bool const has_attribute =
+            !is_same<unused_type, attribute_type>::value;
+        static bool const handles_container =
+            traits::is_container<attribute_type>::value;
+        
+        constexpr attr_parser(Value const& value)
+          : value_(value) {}
+        constexpr attr_parser(Value&& value)
+          : value_(std::move(value)) {}
+
+        template <typename Iterator, typename Context
+          , typename RuleContext, typename Attribute>
+        bool parse(Iterator& /* first */, Iterator const& /* last */
+          , Context const& /* context */, RuleContext&, Attribute& attr_) const
+        {
+            // $$$ Change to copy_to once we have it $$$
+            traits::move_to(value_, attr_);
+            return true;
+        }
+
+        Value value_;
+    };
+    
+    template <typename Value, std::size_t N>
+    struct attr_parser<Value[N]> : parser<attr_parser<Value[N]>>
+      , detail::array_helper<Value, N>
+    {
+        using detail::array_helper<Value, N>::array_helper;
+
+        typedef Value attribute_type[N];
+
+        static bool const has_attribute =
+            !is_same<unused_type, attribute_type>::value;
+        static bool const handles_container = true;
+
+        template <typename Iterator, typename Context
+          , typename RuleContext, typename Attribute>
+        bool parse(Iterator& /* first */, Iterator const& /* last */
+          , Context const& /* context */, RuleContext&, Attribute& attr_) const
+        {
+            // $$$ Change to copy_to once we have it $$$
+            traits::move_to(this->value_ + 0, this->value_ + N, attr_);
+            return true;
+        }
+    };
+    
+    template <typename Value>
+    struct get_info<attr_parser<Value>>
+    {
+        typedef std::string result_type;
+        std::string operator()(attr_parser<Value> const& /*p*/) const
+        {
+            return "attr";
+        }
+    };
+
+    struct attr_gen
+    {
+        template <typename Value>
+        constexpr attr_parser<typename remove_cv<
+            typename remove_reference<Value>::type>::type>
+        operator()(Value&& value) const
+        {
+            return { std::forward<Value>(value) };
+        }
+    };
+
+    constexpr auto attr = attr_gen{};
+}}}
+
+#endif