* src/print_graph.c (quote): New.

[bison.git] / src / files.c

diff --git a/src/files.c b/src/files.c
index 4946477db8d89d71fd1be154ac608025e6f65ff5..721f1e5e6bce29ae79fb1867e1cee2b79c817edc 100644 (file)
--- a/src/files.c
+++ b/src/files.c
@@ -1,5 +1,5 @@
 /* Open and close files for bison,
-   Copyright 1984, 1986, 1989, 1992, 2000 Free Software Foundation, Inc.
+   Copyright 1984, 1986, 1989, 1992, 2000, 2001 Free Software Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
 
@@ -34,6 +34,7 @@ struct obstack table_obstack;
 struct obstack defines_obstack;
 struct obstack guard_obstack;
 struct obstack output_obstack;
+struct obstack graph_obstack;
 
 char *spec_outfile = NULL;     /* for -o. */
 char *spec_file_prefix = NULL; /* for -b. */
@@ -213,7 +214,7 @@ compute_exts_from_gf(const char *ext)
     {
       src_extension = tr(ext, 'y', 'c');
       src_extension = tr(src_extension, 'Y', 'C');
-    } 
+    }
   if (!header_extension)
     {
       header_extension = tr(ext, 'y', 'h');
@@ -228,7 +229,7 @@ compute_exts_from_src(const char *ext)
   if (!src_extension)
     src_extension = xstrdup(ext);
   if (!header_extension)
-    {     
+    {
       header_extension = tr(ext, 'c', 'h');
       header_extension = tr(header_extension, 'C', 'H');
     }
@@ -348,6 +349,7 @@ open_files (void)
   obstack_init (&defines_obstack);
   obstack_init (&guard_obstack);
   obstack_init (&output_obstack);
+  obstack_init (&graph_obstack);
 }
 
 
@@ -406,4 +408,7 @@ output_files (void)
     /* We used to use just .out if spec_name_prefix (-p) was used, but
        that conflicts with Posix.  */
     obstack_save (&output_obstack, stringappend (short_base_name, EXT_OUTPUT));
+
+  if (graph_flag)
+    obstack_save (&graph_obstack, stringappend (short_base_name, ".vcg"));
 }