* src/gram.h (rule_t): `guard' and `guard_line' are new members.

[bison.git] / src / files.c

diff --git a/src/files.c b/src/files.c
index d86415216c41cedb7741c973f12addd8dbaf5987..5e01b9f80bfb64565c522258de48da7a19e7447f 100644 (file)
--- a/src/files.c
+++ b/src/files.c
@@ -30,17 +30,16 @@ FILE *finput = NULL;
 
 struct obstack action_obstack;
 struct obstack attrs_obstack;
-struct obstack table_obstack;
-struct obstack defines_obstack;
 struct obstack guard_obstack;
 struct obstack output_obstack;
 
 char *spec_outfile = NULL;     /* for -o. */
 char *spec_file_prefix = NULL; /* for -b. */
-char *spec_name_prefix = NULL; /* for -p. */
+const char *spec_name_prefix = "yy";   /* for -p. */
 char *spec_verbose_file = NULL;   /* for --verbose. */
 char *spec_graph_file = NULL;   /* for -g. */
 char *spec_defines_file = NULL; /* for --defines. */
+char *parser_file_name = NULL;
 
 char *infile = NULL;
 char *attrsfile = NULL;
@@ -94,7 +93,7 @@ stringappend (const char *string1, const char *string2)
 | alphanumerical + underscore).                                    |
 `-----------------------------------------------------------------*/
 
-static char *
+char *
 compute_header_macro (void)
 {
   const char *prefix = "BISON_";
@@ -165,38 +164,6 @@ xfclose (FILE *ptr)
   return result;
 }
 
-/*--------------------------------------------------.
-| Save the content of the obstack OBS in FILENAME.  |
-`--------------------------------------------------*/
-
-static void
-obstack_save (struct obstack *obs, const char *filename)
-{
-  FILE *out = xfopen (filename, "w");
-  size_t size = obstack_object_size (obs);
-  fwrite (obstack_finish (obs), 1, size, out);
-  xfclose (out);
-}
-
-/*---------------------------------------------------------------------.
-| Output double inclusion protection macros and saves defines_obstack  |
-`---------------------------------------------------------------------*/
-
-static void
-defines_obstack_save (const char *filename)
-{
-  FILE *out = xfopen (filename, "w");
-  size_t size = obstack_object_size (&defines_obstack);
-  char *macro_name = compute_header_macro ();
-
-  fprintf (out, "#ifndef %s\n", macro_name);
-  fprintf (out, "# define %s\n\n", macro_name);
-  fwrite (obstack_finish (&defines_obstack), 1, size, out);
-  fprintf (out, "\n#endif /* not %s */\n", macro_name);
-
-  free (macro_name);
-  xfclose (out);
-}
 
 /*------------------------------------------------------------------.
 | Return the path to the skeleton which locaction might be given in |
@@ -433,6 +400,9 @@ compute_output_file_names (void)
 {
   compute_base_names ();
 
+  parser_file_name =
+    spec_outfile ? spec_outfile : stringappend (base_name, src_extension);
+
   /* If not yet done. */
   if (!src_extension)
     src_extension = ".c";
@@ -453,81 +423,4 @@ compute_output_file_names (void)
 #ifndef MSDOS
   attrsfile = stringappend (attrsfile, header_extension);
 #endif /* MSDOS */
-
-}
-
-/*-----------------------------------------------------------------.
-| Open the input file.  Look for the skeletons.  Find the names of |
-| the output files.  Prepare the obstacks.                         |
-`-----------------------------------------------------------------*/
-
-void
-open_files (void)
-{
-  finput = xfopen (infile, "r");
-
-  /* Initialize the obstacks. */
-  obstack_init (&action_obstack);
-  obstack_init (&attrs_obstack);
-  obstack_init (&table_obstack);
-  obstack_init (&defines_obstack);
-  obstack_init (&guard_obstack);
-  obstack_init (&output_obstack);
-}
-
-
-
-/*-----------------------.
-| Close the open file..  |
-`-----------------------*/
-
-void
-close_files (void)
-{
-  xfclose (finput);
-}
-
-/*---------------------------.
-| Produce the output files.  |
-`---------------------------*/
-
-void
-output_files (void)
-{
-  /* Output the main file.  */
-  if (spec_outfile)
-    obstack_save (&table_obstack, spec_outfile);
-  else
-    obstack_save (&table_obstack, stringappend (base_name, src_extension));
-  obstack_free (&table_obstack, NULL);
-
-  /* Output the header file if wanted. */
-  if (defines_flag)
-    defines_obstack_save (spec_defines_file);
-  obstack_free (&defines_obstack, NULL);
-
-#if 0
-  /* Seems to be invalid now --akim. */
-
-  /* If we output only the table, dump the actions in ACTFILE. */
-  if (no_parser_flag)
-    obstack_save (&action_obstack, stringappend (short_base_name, ".act"));
-  obstack_free (&action_obstack, NULL);
-#endif
-
-  /* If we produced a semantic parser ATTRS_OBSTACK must be dumped
-     into its own file, ATTTRSFILE.  */
-  if (semantic_parser)
-    {
-      char *temp_name;
-
-      obstack_save (&attrs_obstack, attrsfile);
-      obstack_free (&attrs_obstack, NULL);
-      temp_name = stringappend (short_base_name, EXT_GUARD_C);
-#ifndef MSDOS
-      temp_name = stringappend (temp_name, src_extension);
-#endif /* MSDOS */
-      obstack_save (&guard_obstack, temp_name);
-      obstack_free (&guard_obstack, NULL);
-    }
 }