1 files changed, 79 insertions, 0 deletions
diff --git a/src/boost/tools/quickbook/src/grammar.hpp b/src/boost/tools/quickbook/src/grammar.hpp
new file mode 100644
index 000000000..17fea7d44
--- /dev/null
+++ b/src/boost/tools/quickbook/src/grammar.hpp
@@ -0,0 +1,79 @@
+/*=============================================================================
+    Copyright (c) 2002 2004  2006Joel de Guzman
+    Copyright (c) 2004 Eric Niebler
+    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)
+=============================================================================*/
+#if !defined(BOOST_SPIRIT_QUICKBOOK_GRAMMARS_HPP)
+#define BOOST_SPIRIT_QUICKBOOK_GRAMMARS_HPP
+
+#include <boost/spirit/include/classic_core.hpp>
+#include "fwd.hpp"
+#include "iterator.hpp"
+
+namespace quickbook
+{
+    namespace cl = boost::spirit::classic;
+
+    // The spirit scanner for explicitly instantiating grammars. This is a
+    // spirit implementation detail, but since classic is no longer under
+    // development, it won't change. And spirit 2 won't require such a hack.
+
+    typedef cl::scanner<
+        parse_iterator,
+        cl::scanner_policies<
+            cl::iteration_policy,
+            cl::match_policy,
+            cl::action_policy> >
+        scanner;
+
+    template <typename Scanner>
+    struct Scanner_must_be_the_quickbook_scanner_typedef;
+    template <> struct Scanner_must_be_the_quickbook_scanner_typedef<scanner>
+    {
+    };
+
+    struct grammar : public cl::grammar<grammar>
+    {
+        grammar(cl::rule<scanner> const& start_rule_, char const* /* name */)
+            : start_rule(start_rule_)
+        {
+        }
+
+        template <typename Scanner>
+        struct definition
+            : Scanner_must_be_the_quickbook_scanner_typedef<Scanner>
+        {
+            definition(grammar const& self) : start_rule(self.start_rule) {}
+            cl::rule<scanner> const& start() const { return start_rule; }
+            cl::rule<scanner> const& start_rule;
+        };
+
+        cl::rule<scanner> const& start_rule;
+    };
+
+    struct quickbook_grammar
+    {
+      public:
+        struct impl;
+
+      private:
+        boost::scoped_ptr<impl> impl_;
+
+      public:
+        grammar command_line_macro;
+        grammar inline_phrase;
+        grammar phrase_start;
+        grammar block_start;
+        grammar attribute_template_body;
+        grammar doc_info;
+
+        quickbook_grammar(quickbook::state&);
+        ~quickbook_grammar();
+    };
+}
+
+#endif