[brlcad-commits] SF.net SVN: brlcad:[33158] brlcad/trunk/src/libpc/pcMathGrammar.h

[<hom...@us...>]

Revision: 33158
          http://brlcad.svn.sourceforge.net/brlcad/?rev=33158&view=rev
Author:   homovulgaris
Date:     2008-11-12 05:11:14 +0000 (Wed, 12 Nov 2008)

Log Message:
-----------
Different closures for MathVM expressions

Modified Paths:
--------------
    brlcad/trunk/src/libpc/pcMathGrammar.h

Modified: brlcad/trunk/src/libpc/pcMathGrammar.h
===================================================================
--- brlcad/trunk/src/libpc/pcMathGrammar.h	2008-11-10 19:35:56 UTC (rev 33157)
+++ brlcad/trunk/src/libpc/pcMathGrammar.h	2008-11-12 05:11:14 UTC (rev 33158)
@@ -80,6 +80,31 @@
     };
 };
 
+boost::spirit::symbols<char> NameGrammar::reserved_keywords;
+/** Different types of closures */
+
+struct FuncExprClosure : boost spirit::closure<FuncExprClosure, Stack, std::string, int, boost::shared_ptr<MathFunction>
+{
+    member1 stack;
+    member2 name;
+    member3 arity;
+    member4 function_ptr;
+};
+
+struct LogicalClosure : boost::spirit::closure<LogicalClosure, Stack, bool>
+{
+    member1 stack;
+    member2 or_op;
+};
+
+
+struct ConditionalClosure : boost::spirit::closure<ConditionalClosure, Stack, Stack, Stack>
+{
+    member1 stack;
+    member2 stack1;
+    member3 stack2;
+};
+
 /**
  * ExpressionGrammar implementation
  * Stack closure is attached to the grammar itself


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