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closure, gram: add missing const

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* src/closure.h, src/closure.c, src/gram.h, src/gram.c: Add some missing
const where appropriate.
This commit is contained in:
Akim Demaille
2012-12-28 10:16:37 +01:00
parent 432a008d34
commit 510c8497f8
4 changed files with 24 additions and 22 deletions
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16
src/gram.h
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@@ -203,31 +203,31 @@ typedef struct
extern rule *rules;
/* A function that selects a rule. */
typedef bool (*rule_filter) (rule *);
typedef bool (*rule_filter) (rule const *);
/* Return true IFF the rule has a `number' smaller than NRULES. That is, it is
useful in the grammar. */
bool rule_useful_in_grammar_p (rule *r);
bool rule_useful_in_grammar_p (rule const *r);
/* Return true IFF the rule has a `number' higher than NRULES. That is, it is
useless in the grammar. */
bool rule_useless_in_grammar_p (rule *r);
bool rule_useless_in_grammar_p (rule const *r);
/* Return true IFF the rule is not flagged as useful but is useful in the
grammar. In other words, it was discarded because of conflicts. */
bool rule_useless_in_parser_p (rule *r);
bool rule_useless_in_parser_p (rule const *r);
/* 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 *r, symbol *previous_lhs, FILE *out);
void rule_lhs_print_xml (rule *r, FILE *out, int level);
void rule_lhs_print (rule const *r, symbol const *previous_lhs, FILE *out);
void rule_lhs_print_xml (rule const *r, FILE *out, int level);
/* Return the length of the RHS. */
size_t rule_rhs_length (rule *r);
size_t rule_rhs_length (rule const *r);
/* Print this rule's RHS on OUT. */
void rule_rhs_print (rule *r, FILE *out);
void rule_rhs_print (rule const *r, FILE *out);