X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/0906b12cd56f9777fb684b8a257a0e56c090a93c..246ff8c1d38b041a080a7aa98711bf2728698b6f:/src/gram.c

diff --git a/src/gram.c b/src/gram.c
index dbcf8a21..6cbe622b 100644
--- a/src/gram.c
+++ b/src/gram.c
@@ -1,6 +1,6 @@
 /* Allocate input grammar variables for Bison.
 
-   Copyright (C) 1984, 1986, 1989, 2001-2003, 2005-2012 Free Software
+   Copyright (C) 1984, 1986, 1989, 2001-2003, 2005-2013 Free Software
    Foundation, Inc.
 
    This file is part of Bison, the GNU Compiler Compiler.
@@ -47,48 +47,41 @@ symbol_number *token_translations = NULL;
 int max_user_token_number = 256;
 
 bool
-rule_useful_in_grammar_p (rule *r)
+rule_useful_in_grammar_p (rule const *r)
 {
   return r->number < nrules;
 }
 
 bool
-rule_useless_in_grammar_p (rule *r)
+rule_useless_in_grammar_p (rule const *r)
 {
   return !rule_useful_in_grammar_p (r);
 }
 
 bool
-rule_useless_in_parser_p (rule *r)
+rule_useless_in_parser_p (rule const *r)
 {
   return !r->useful && rule_useful_in_grammar_p (r);
 }
 
 void
-rule_lhs_print (rule *r, symbol *previous_lhs, FILE *out)
+rule_lhs_print (rule const *r, symbol const *previous_lhs, FILE *out)
 {
   fprintf (out, "  %3d ", r->number);
   if (previous_lhs != r->lhs)
-    {
-      fprintf (out, "%s:", r->lhs->tag);
-    }
+    fprintf (out, "%s:", r->lhs->tag);
   else
-    {
-      int n;
-      for (n = strlen (previous_lhs->tag); n > 0; --n)
-        fputc (' ', out);
-      fputc ('|', out);
-    }
+    fprintf (out, "%*s|", (int) strlen (previous_lhs->tag), "");
 }
 
 void
-rule_lhs_print_xml (rule *r, FILE *out, int level)
+rule_lhs_print_xml (rule const *r, FILE *out, int level)
 {
   xml_printf (out, level, "<lhs>%s</lhs>", r->lhs->tag);
 }
 
 size_t
-rule_rhs_length (rule *r)
+rule_rhs_length (rule const *r)
 {
   size_t res = 0;
   item_number *rhsp;
@@ -98,7 +91,7 @@ rule_rhs_length (rule *r)
 }
 
 void
-rule_rhs_print (rule *r, FILE *out)
+rule_rhs_print (rule const *r, FILE *out)
 {
   if (*r->rhs >= 0)
     {
@@ -113,7 +106,7 @@ rule_rhs_print (rule *r, FILE *out)
 }
 
 static void
-rule_rhs_print_xml (rule *r, FILE *out, int level)
+rule_rhs_print_xml (rule const *r, FILE *out, int level)
 {
   if (*r->rhs >= 0)
     {
@@ -133,7 +126,7 @@ rule_rhs_print_xml (rule *r, FILE *out, int level)
 }
 
 static void
-rule_print (rule *r, FILE *out)
+rule_print (rule const *r, FILE *out)
 {
   fprintf (out, "%s:", r->lhs->tag);
   rule_rhs_print (r, out);
@@ -263,10 +256,12 @@ grammar_dump (FILE *out, const char *title)
   fprintf (out, "Rules\n-----\n\n");
   {
     rule_number i;
-    fprintf (out, "Num (Prec, Assoc, Useful, Ritem Range) Lhs -> Rhs (Ritem range) [Num]\n");
+    fprintf (out,
+             "Num (Prec, Assoc, Useful, Ritem Range) Lhs"
+             " -> Rhs (Ritem range) [Num]\n");
     for (i = 0; i < nrules + nuseless_productions; i++)
       {
-        rule *rule_i = &rules[i];
+        rule const *rule_i = &rules[i];
         item_number *rp = NULL;
         unsigned int rhs_itemno = rule_i->rhs - ritem;
         unsigned int rhs_count = 0;