(item_number): Renamed from item_number_t.

(rule_number): Renamed from rule_number_t.
(struct rule_s): Remove the "rule_s" part; not used.
(rule): Renamed from rule_t.
(rule_filter): Renamed from rule_filter_t.
(ITEM_NUMBER_MAX, ITEM_NUMBER_MIN, RULE_NUMBER_MAX):
Remove; unused.

src/gram.h

@@ -52,7 +52,7 @@
    The rules themselves are described by several arrays: amongst which
    RITEM, and RULES.
 
-   RULES is an array of struct rule_s, which members are:
+   RULES is an array of rules, whose members are:
 
    RULES[R].lhs -- the symbol of the left hand side of rule R.
 
@@ -113,105 +113,102 @@ extern int nsyms;
 extern int ntokens;
 extern int nvars;
 
-typedef int item_number_t;
-# define ITEM_NUMBER_MAX ((item_number_t) INT_MAX)
-# define ITEM_NUMBER_MIN ((item_number_t) INT_MIN)
-extern item_number_t *ritem;
+typedef int item_number;
+extern item_number *ritem;
 extern unsigned int nritems;
 
-/* There is weird relationship between OT1H item_number_t and OTOH
-   symbol_number_t and rule_number_t: we store the latter in
-   item_number_t.  symbol_number_t are stored as are, while
-   the negation of (rule_number_t + 1) are stored.
+/* There is weird relationship between OT1H item_number and OTOH
+   symbol_number and rule_number: we store the latter in
+   item_number.  symbol_number values are stored as-is, while
+   the negation of (rule_number + 1) is stored.
 
-   Therefore, an symbol_number_t must be a valid item_number_t, and we
+   Therefore, a symbol_number must be a valid item_number, and we
    sometimes have to perform the converse transformation.  */
-# define symbol_number_as_item_number(Tok) ((item_number_t) (Tok))
-# define item_number_as_symbol_number(Ite) ((symbol_number_t) (Ite))
+# define symbol_number_as_item_number(Tok) ((item_number) (Tok))
+# define item_number_as_symbol_number(Ite) ((symbol_number) (Ite))
 
-extern symbol_number_t start_symbol;
+extern symbol_number start_symbol;
 
-/* Rules numbers. */
-typedef short rule_number_t;
-# define RULE_NUMBER_MAX ((rule_number_t) SHRT_MAX)
-extern rule_number_t nrules;
+/* Rule numbers.  */
+typedef short rule_number;
+extern rule_number nrules;
 # define int_of_rule_number(RNum) ((int) (RNum))
-# define rule_number_as_item_number(RNum) ((item_number_t) (- RNum - 1))
-# define item_number_as_rule_number(INum) ((rule_number_t) (- INum - 1))
+# define rule_number_as_item_number(RNum) ((item_number) (- RNum - 1))
+# define item_number_as_rule_number(INum) ((rule_number) (- INum - 1))
 
 
 /*--------.
 | Rules.  |
 `--------*/
 
-typedef struct rule_s
+typedef struct
 {
   /* The number of the rule in the source.  It is usually the index in
      RULES too, except if there are useless rules.  */
-  rule_number_t user_number;
+  rule_number user_number;
 
   /* The index in RULES.  Usually the rule number in the source,
      except if some rules are useless.  */
-  rule_number_t number;
+  rule_number number;
 
-  symbol_t *lhs;
-  item_number_t *rhs;
+  symbol *lhs;
+  item_number *rhs;
 
   /* This symbol provides both the associativity, and the precedence. */
-  symbol_t *prec;
+  symbol *prec;
 
   short dprec;
   short merger;
 
   /* This symbol was attached to the rule via %prec. */
-  symbol_t *precsym;
+  symbol *precsym;
 
-  location_t location;
+  location location;
   bool useful;
 
   const char *action;
-  location_t action_location;
-} rule_t;
+  location action_location;
+} rule;
 
-extern struct rule_s *rules;
+extern rule *rules;
 
 /* A function that selects a rule.  */
-typedef bool (*rule_filter_t) (rule_t *r);
+typedef bool (*rule_filter) (rule *);
 
 /* Return true IFF the rule has a `number' smaller than NRULES.  */
-bool rule_useful_p (rule_t *r);
+bool rule_useful_p (rule *r);
 
 /* Return true IFF the rule has a `number' higher than NRULES.  */
-bool rule_useless_p (rule_t *r);
+bool rule_useless_p (rule *r);
 
 /* Return true IFF the rule is not flagged as useful *and* is useful.
    In other words, it was discarded because of conflicts.  */
-bool rule_never_reduced_p (rule_t *r);
+bool rule_never_reduced_p (rule *r);
 
-/* Print this RULE's number and lhs on OUT.  If a PREVIOUS_LHS was
+/* Print this rule's number and lhs on OUT.  If a PREVIOUS_LHS was
    already displayed (by a previous call for another rule), avoid
    useless repetitions.  */
-void rule_lhs_print (rule_t *rule, symbol_t *previous_lhs, FILE *out);
+void rule_lhs_print (rule *r, symbol *previous_lhs, FILE *out);
 
 /* Return the length of the RHS.  */
-int rule_rhs_length (rule_t *rule);
+int rule_rhs_length (rule *r);
 
-/* Print this RULE's RHS on OUT.  */
-void rule_rhs_print (rule_t *rule, FILE *out);
+/* Print this rule's RHS on OUT.  */
+void rule_rhs_print (rule *r, FILE *out);
 
-/* Print this RULE on OUT.  */
-void rule_print (rule_t *rule, FILE *out);
+/* Print this rule on OUT.  */
+void rule_print (rule *r, FILE *out);
 
 
 
 
 /* Table of the symbols, indexed by the symbol number. */
-extern symbol_t **symbols;
+extern symbol **symbols;
 
 /* TOKEN_TRANSLATION -- a table indexed by a token number as returned
    by the user's yylex routine, it yields the internal token number
    used by the parser and throughout bison.  */
-extern symbol_number_t *token_translations;
+extern symbol_number *token_translations;
 extern int max_user_token_number;
 
 
@@ -236,7 +233,7 @@ size_t ritem_longest_rhs (void);
 /* Print the grammar's rules numbers from BEGIN (inclusive) to END
    (exclusive) on OUT under TITLE.  */
 void grammar_rules_partial_print (FILE *out, const char *title,
-				  rule_filter_t filter);
+				  rule_filter filter);
 
 /* Print the grammar's rules on OUT.  */
 void grammar_rules_print (FILE *out);