* 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,
 /* 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.
 
 
    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 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. */
 
 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');
     {
       src_extension = tr(ext, 'y', 'c');
       src_extension = tr(src_extension, 'Y', 'C');

-    } 
+    }

   if (!header_extension)
     {
       header_extension = tr(ext, 'y', 'h');
   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)
   if (!src_extension)
     src_extension = xstrdup(ext);
   if (!header_extension)

-    {     
+    {

       header_extension = tr(ext, 'c', 'h');
       header_extension = tr(header_extension, 'C', 'H');
     }
       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 (&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));
     /* 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"));

 }
 }