glr.c: scope reduction

[bison.git] / src / graphviz.h

diff --git a/src/graphviz.h b/src/graphviz.h
index 4ec8f725899e7f689170a8ab5c63a3cdab5ceedb..371b15c5c288021b5cc1215c5227f37044788838 100644 (file)
--- a/src/graphviz.h
+++ b/src/graphviz.h
@@ -1,6 +1,6 @@
 /* Output Graphviz specification of a state machine generated by Bison.
 
-   Copyright (C) 2006, 2010-2011 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2010-2012 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -22,6 +22,8 @@
 #ifndef GRAPHVIZ_H_
 # define GRAPHVIZ_H_
 
+#include "state.h"
+
 /// Begin a Dot graph.
 /// \param fout   output stream.
 void start_graph (FILE *fout);
@@ -40,10 +42,20 @@ void output_node (int id, char const *label, FILE *fout);
 /// \param style        Dot style of the edge (e.g., "dotted" or "solid").
 /// \param fout         output stream.
 void output_edge (int source, int destination, char const *label,
-                 char const *style, FILE *fout);
+                  char const *style, FILE *fout);
+
+/// Output a reduction.
+/// \param s            current state
+/// \param reds         the set of reductions
+/// \param fout         output stream.
+void output_red (state const *s, reductions const *reds, FILE *fout);
 
 /// End a Dot graph.
 /// \param fout  output stream.
 void finish_graph (FILE *fout);
 
+/// Escape a lookahead token.
+/// \param name         the token.
+char const *escape (char const *name);
+
 #endif /* ! GRAPHVIZ_H_ */