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b493c173c9
* src/reader.h: Don't duplicate what parse-gram.h already exposes. * src/lr0.h: Remove useless include.
69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
/* Input parser for Bison
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Copyright (C) 2000-2003, 2005-2007, 2009-2015, 2018-2020 Free
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Software Foundation, Inc.
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This file is part of Bison, the GNU Compiler Compiler.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef READER_H_
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# define READER_H_
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# include "location.h"
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# include "symlist.h"
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# include "named-ref.h"
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# include "parse-gram.h"
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typedef struct merger_list
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{
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struct merger_list* next;
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uniqstr name;
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uniqstr type;
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location type_declaration_loc;
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} merger_list;
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void grammar_start_symbol_set (symbol *sym, location loc);
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void grammar_current_rule_begin (symbol *lhs, location loc,
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named_ref *lhs_named_ref);
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void grammar_current_rule_end (location loc);
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void grammar_midrule_action (void);
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/* Apply %empty to the current rule. */
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void grammar_current_rule_empty_set (location loc);
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void grammar_current_rule_prec_set (symbol *precsym, location loc);
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void grammar_current_rule_dprec_set (int dprec, location loc);
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void grammar_current_rule_merge_set (uniqstr name, location loc);
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void grammar_current_rule_expect_sr (int count, location loc);
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void grammar_current_rule_expect_rr (int count, location loc);
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void grammar_current_rule_symbol_append (symbol *sym, location loc,
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named_ref *nref);
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/* Attach an ACTION to the current rule. */
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void grammar_current_rule_action_append (const char *action, location loc,
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named_ref *nref, uniqstr tag);
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/* Attach a PREDICATE to the current rule. */
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void grammar_current_rule_predicate_append (const char *predicate, location loc);
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void reader (const char *gram);
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void free_merger_functions (void);
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extern merger_list *merge_functions;
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/* Was %union seen? */
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extern bool union_seen;
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/* Should rules have a default precedence? */
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extern bool default_prec;
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#endif /* !READER_H_ */
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