comparison DEPENDENCIES/generic/include/boost/spirit/home/classic/symbols/impl/symbols.ipp @ 16:2665513ce2d3

Add boost headers

+/*=============================================================================
+    Copyright (c) 2001-2003 Joel de Guzman
+    http://spirit.sourceforge.net/
+
+    Use, modification and distribution is subject to 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_SYMBOLS_IPP
+#define BOOST_SPIRIT_SYMBOLS_IPP
+
+///////////////////////////////////////////////////////////////////////////////
+#include <boost/spirit/home/classic/symbols/impl/tst.ipp>
+#include <boost/detail/workaround.hpp>
+
+// MSVC: void warning about the use of 'this' pointer in constructors
+#if defined(BOOST_MSVC)
+#pragma warning(push)
+#pragma warning(disable : 4355)
+#endif
+
+///////////////////////////////////////////////////////////////////////////////
+namespace boost { namespace spirit {
+
+BOOST_SPIRIT_CLASSIC_NAMESPACE_BEGIN
+
+///////////////////////////////////////////////////////////////////////////////
+//
+//  symbols class implementation
+//
+///////////////////////////////////////////////////////////////////////////////
+template <typename T, typename CharT, typename SetT>
+inline symbols<T, CharT, SetT>::symbols()
+: SetT()
+, add(*this)
+{
+}
+
+//////////////////////////////////
+template <typename T, typename CharT, typename SetT>
+symbols<T, CharT, SetT>::symbols(symbols const& other)
+: SetT(other)
+// Tru64 CXX seems to be confused by the explicit call of the default
+// constructor and generates wrong code which invalidates the just contructed
+// first base class in the line above.
+#if !BOOST_WORKAROUND(__DECCXX_VER, BOOST_TESTED_AT(60590041))
+, parser<symbols<T, CharT, SetT> >()
+#endif
+, add(*this)
+{
+}
+
+//////////////////////////////////
+template <typename T, typename CharT, typename SetT>
+inline symbols<T, CharT, SetT>::~symbols()
+{}
+
+//////////////////////////////////
+template <typename T, typename CharT, typename SetT>
+inline symbols<T, CharT, SetT>&
+symbols<T, CharT, SetT>::operator=(symbols const& other)
+{
+    SetT::operator=(other);
+    return *this;
+}
+
+//////////////////////////////////
+template <typename T, typename CharT, typename SetT>
+inline symbol_inserter<T, SetT> const&
+symbols<T, CharT, SetT>::operator=(CharT const* str)
+{
+    return add, str;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+//
+//  Symbol table utilities
+//
+///////////////////////////////////////////////////////////////////////////////
+template <typename T, typename CharT, typename SetT>
+inline T*
+find(symbols<T, CharT, SetT> const& table, CharT const* sym)
+{
+    CharT const* last = sym;
+    while (*last)
+        last++;
+    scanner<CharT const *> scan(sym, last);
+    T* result = table.find(scan);
+    return scan.at_end()? result: 0;
+}
+
+//////////////////////////////////
+template <typename T, typename CharT, typename SetT>
+inline T*
+add(symbols<T, CharT, SetT>& table, CharT const* sym, T const& data)
+{
+    CharT const* first = sym;
+    CharT const* last = sym;
+    while (*last)
+        last++;
+    scanner<CharT const *> scan(first, last);
+    if (table.find(scan) && scan.at_end())
+        return 0;               // symbol already contained in symbol table
+    table.add(sym, last, data);
+    first = sym;
+    return table.find(scan);    // refind the inserted symbol
+}
+
+///////////////////////////////////////////////////////////////////////////////
+BOOST_SPIRIT_CLASSIC_NAMESPACE_END
+
+}} // namespace boost::spirit
+
+#if defined(BOOST_MSVC)
+#pragma warning(pop)
+#endif
+
+#endif