intermediate changes

ref:cde9a383711a11544ce7e107a78147fb96cc4029

1 files changed, 48 insertions, 0 deletions

diff --git a/contrib/tools/ragel6/dotcodegen.h b/contrib/tools/ragel6/dotcodegen.h
new file mode 100644
index 0000000000..97dd3afa41
--- /dev/null
+++ b/contrib/tools/ragel6/dotcodegen.h
@@ -0,0 +1,48 @@
+/*
+ *  Copyright 2001-2007 Adrian Thurston <thurston@complang.org>
+ */
+
+/*  This file is part of Ragel.
+ *
+ *  Ragel is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ * 
+ *  Ragel is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ * 
+ *  You should have received a copy of the GNU General Public License
+ *  along with Ragel; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
+ */
+
+#ifndef _GVDOTGEN_H
+#define _GVDOTGEN_H
+
+#include <iostream>
+#include "gendata.h"
+
+class GraphvizDotGen : public CodeGenData
+{
+public:
+	GraphvizDotGen( ostream &out ) : CodeGenData(out) { }
+
+	/* Print an fsm to out stream. */
+	void writeTransList( RedStateAp *state );
+	void writeDotFile( );
+
+	virtual void finishRagelDef();
+	virtual bool writeStatement( InputLoc &, int, char ** );
+
+private:
+	/* Writing labels and actions. */
+	std::ostream &ONCHAR( Key lowKey, Key highKey );
+	std::ostream &TRANS_ACTION( RedStateAp *fromState, RedTransAp *trans );
+	std::ostream &ACTION( RedAction *action );
+	std::ostream &KEY( Key key );
+};
+
+#endif