Added thirdparty: boost library

2026-08-20 22:28:17 +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 +1,108 @@
+/*=============================================================================
+    Copyright (c) 2001-2011 Joel de Guzman
+
+    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_QI_DETAIL_EXPECT_FUNCTION_HPP
+#define BOOST_SPIRIT_QI_DETAIL_EXPECT_FUNCTION_HPP
+
+#if defined(_MSC_VER)
+#pragma once
+#endif
+
+#include <boost/spirit/home/support/unused.hpp>
+#include <boost/spirit/home/support/multi_pass_wrapper.hpp>
+#include <boost/throw_exception.hpp>
+
+namespace boost { namespace spirit { namespace qi { namespace detail
+{
+#ifdef _MSC_VER
+#  pragma warning(push)
+#  pragma warning(disable: 4512) // assignment operator could not be generated.
+#endif
+    template <
+        typename Iterator, typename Context
+      , typename Skipper, typename Exception>
+    struct expect_function
+    {
+        typedef Iterator iterator_type;
+        typedef Context context_type;
+
+        expect_function(
+            Iterator& first_, Iterator const& last_
+          , Context& context_, Skipper const& skipper_)
+          : first(first_)
+          , last(last_)
+          , context(context_)
+          , skipper(skipper_)
+          , is_first(true)
+        {
+        }
+
+        template <typename Component, typename Attribute>
+        bool operator()(Component const& component, Attribute& attr) const
+        {
+            // if this is not the first component in the expect chain we 
+            // need to flush any multi_pass iterator we might be acting on
+            if (!is_first)
+                spirit::traits::clear_queue(first);
+
+            // if we are testing the first component in the sequence,
+            // return true if the parser fails, if this is not the first
+            // component, throw exception if the parser fails
+            if (!component.parse(first, last, context, skipper, attr))
+            {
+                if (is_first)
+                {
+                    is_first = false;
+                    return true;        // true means the match failed
+                }
+                boost::throw_exception(Exception(first, last, component.what(context)));
+#if defined(BOOST_NO_EXCEPTIONS)
+                return true;            // for systems not supporting exceptions
+#endif
+            }
+            is_first = false;
+            return false;
+        }
+
+        template <typename Component>
+        bool operator()(Component const& component) const
+        {
+            // if this is not the first component in the expect chain we 
+            // need to flush any multi_pass iterator we might be acting on
+            if (!is_first)
+                spirit::traits::clear_queue(first);
+
+            // if we are testing the first component in the sequence,
+            // return true if the parser fails, if this not the first
+            // component, throw exception if the parser fails
+            if (!component.parse(first, last, context, skipper, unused))
+            {
+                if (is_first)
+                {
+                    is_first = false;
+                    return true;
+                }
+                boost::throw_exception(Exception(first, last, component.what(context)));
+#if defined(BOOST_NO_EXCEPTIONS)
+                return false;   // for systems not supporting exceptions
+#endif
+            }
+            is_first = false;
+            return false;
+        }
+
+        Iterator& first;
+        Iterator const& last;
+        Context& context;
+        Skipper const& skipper;
+        mutable bool is_first;
+    };
+#ifdef _MSC_VER
+#  pragma warning(pop)
+#endif
+}}}}
+
+#endif