* NEWS: The -g and --graph options now output graphs in Graphviz

[bison.git] / src / graphviz.h

diff --git a/src/graphviz.h b/src/graphviz.h
new file mode 100644 (file)
index 0000000..1cf9422
--- /dev/null
+++ b/src/graphviz.h
@@ -0,0 +1,7 @@
+#include <stdbool.h>
+
+void start_graph (FILE *fout);
+void output_node (int id, char const *label, FILE *fout);
+void output_edge (int source, int destination, char const *label,
+                 char const *style, FILE *fout);
+void finish_graph (FILE *fout);