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/* Definitions for using pattern rules in GNU Make.
Copyright (C) 1988-2016 Free Software Foundation, Inc.
This file is part of GNU Make.
GNU Make is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3 of the License, or (at your option) any later
GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
this program. If not, see <>. */
/* Structure used for pattern (implicit) rules. */
struct rule
struct rule *next;
const char **targets; /* Targets of the rule. */
unsigned int *lens; /* Lengths of each target. */
const char **suffixes; /* Suffixes (after '%') of each target. */
struct dep *deps; /* Dependencies of the rule. */
struct commands *cmds; /* Commands to execute. */
unsigned short num; /* Number of targets. */
char terminal; /* If terminal (double-colon). */
char in_use; /* If in use by a parent pattern_search. */
/* For calling install_pattern_rule. */
struct pspec
const char *target, *dep, *commands;
extern struct rule *pattern_rules;
extern struct rule *last_pattern_rule;
extern unsigned int num_pattern_rules;
extern unsigned int max_pattern_deps;
extern unsigned int max_pattern_targets;
extern unsigned int max_pattern_dep_length;
extern struct file *suffix_file;
extern unsigned int maxsuffix;
void count_implicit_rule_limits (void);
void convert_to_pattern (void);
void install_pattern_rule (struct pspec *p, int terminal);
void create_pattern_rule (const char **targets, const char **target_percents,
unsigned int num, int terminal, struct dep *deps,
struct commands *commands, int override);
void print_rule_data_base (void);