| 1 | /* Definitions for using pattern rules in GNU Make.
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| 2 | Copyright (C) 1988-2016 Free Software Foundation, Inc.
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| 3 | This file is part of GNU Make.
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| 4 |
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| 5 | GNU Make is free software; you can redistribute it and/or modify it under the
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| 6 | terms of the GNU General Public License as published by the Free Software
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| 7 | Foundation; either version 3 of the License, or (at your option) any later
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| 8 | version.
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| 9 |
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| 10 | GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
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| 11 | WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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| 12 | A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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| 13 |
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| 14 | You should have received a copy of the GNU General Public License along with
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| 15 | this program. If not, see <http://www.gnu.org/licenses/>. */
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| 16 |
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| 17 |
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| 18 | /* Structure used for pattern (implicit) rules. */
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| 19 |
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| 20 | struct rule
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| 21 | {
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| 22 | struct rule *next;
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| 23 | const char **targets; /* Targets of the rule. */
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| 24 | unsigned int *lens; /* Lengths of each target. */
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| 25 | const char **suffixes; /* Suffixes (after '%') of each target. */
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| 26 | struct dep *deps; /* Dependencies of the rule. */
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| 27 | struct commands *cmds; /* Commands to execute. */
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| 28 | unsigned short num; /* Number of targets. */
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| 29 | char terminal; /* If terminal (double-colon). */
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| 30 | char in_use; /* If in use by a parent pattern_search. */
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| 31 | };
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| 32 |
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| 33 | /* For calling install_pattern_rule. */
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| 34 | struct pspec
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| 35 | {
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| 36 | const char *target, *dep, *commands;
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| 37 | };
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| 38 |
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| 39 |
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| 40 | extern struct rule *pattern_rules;
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| 41 | extern struct rule *last_pattern_rule;
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| 42 | extern unsigned int num_pattern_rules;
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| 43 |
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| 44 | extern unsigned int max_pattern_deps;
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| 45 | extern unsigned int max_pattern_targets;
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| 46 | extern unsigned int max_pattern_dep_length;
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| 47 |
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| 48 | extern struct file *suffix_file;
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| 49 | extern unsigned int maxsuffix;
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| 50 |
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| 51 |
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| 52 | void count_implicit_rule_limits (void);
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| 53 | void convert_to_pattern (void);
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| 54 | void install_pattern_rule (struct pspec *p, int terminal);
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| 55 | void create_pattern_rule (const char **targets, const char **target_percents,
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| 56 | unsigned int num, int terminal, struct dep *deps,
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| 57 | struct commands *commands, int override);
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| 58 | void print_rule_data_base (void);
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