graph: sign the output file.

[bison.git] / src / graphviz.c

diff --git a/src/graphviz.c b/src/graphviz.c
index 6454dc46819c14f90e1017be4b358d619bab57d2..13f279f3494f208c0446e7e0cf09c9a80ddce8e1 100644 (file)
--- a/src/graphviz.c
+++ b/src/graphviz.c
@@ -1,6 +1,6 @@
 /* Output Graphviz specification of a state machine generated by Bison.
 
-   Copyright (C) 2006, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2006-2007, 2009-2010 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -24,6 +24,7 @@
 
 #include <quotearg.h>
 
+#include "files.h"
 #include "graphviz.h"
 
 /* Return an unambiguous printable representation for NAME, suitable
@@ -38,7 +39,20 @@ quote (char const *name)
 void
 start_graph (FILE *fout)
 {
-  fputs ("digraph Automaton {\n", fout);
+  fprintf (fout,
+           _("/*\n"
+             " * Generated by %s.\n"
+             " * Report bugs to <%s>.\n"
+             " * Home page: <%s>.\n"
+             " */\n"
+             "\n"),
+           PACKAGE_STRING,
+           PACKAGE_BUGREPORT,
+           PACKAGE_URL);
+  fprintf (fout,
+           "digraph %s\n"
+           "{\n",
+           quote (grammar_file));
 }
 
 void