| 1 | /* Definitions for using pattern rules in GNU Make.
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| 2 | Copyright (C) 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997,
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| 3 | 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006 Free Software
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| 4 | Foundation, Inc.
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| 5 | This file is part of GNU Make.
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| 6 |
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| 7 | GNU Make is free software; you can redistribute it and/or modify it under the
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| 8 | terms of the GNU General Public License as published by the Free Software
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| 9 | Foundation; either version 2, or (at your option) any later version.
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| 10 |
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| 11 | GNU Make is distributed in the hope that it will be useful, but WITHOUT ANY
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| 12 | WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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| 13 | A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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| 14 |
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| 15 | You should have received a copy of the GNU General Public License along with
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| 16 | GNU Make; see the file COPYING. If not, write to the Free Software
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| 17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. */
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| 18 |
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| 19 |
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| 20 | /* Structure used for pattern (implicit) rules. */
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| 21 |
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| 22 | struct rule
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| 23 | {
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| 24 | struct rule *next;
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| 25 | const char **targets; /* Targets of the rule. */
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| 26 | unsigned int *lens; /* Lengths of each target. */
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| 27 | const char **suffixes; /* Suffixes (after `%') of each target. */
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| 28 | struct dep *deps; /* Dependencies of the rule. */
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| 29 | struct commands *cmds; /* Commands to execute. */
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| 30 | unsigned short num; /* Number of targets. */
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| 31 | char terminal; /* If terminal (double-colon). */
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| 32 | char in_use; /* If in use by a parent pattern_search. */
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| 33 | };
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| 34 |
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| 35 | /* For calling install_pattern_rule. */
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| 36 | struct pspec
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| 37 | {
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| 38 | char *target, *dep, *commands;
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| 39 | };
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| 40 |
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| 41 |
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| 42 | extern struct rule *pattern_rules;
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| 43 | extern struct rule *last_pattern_rule;
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| 44 | extern unsigned int num_pattern_rules;
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| 45 |
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| 46 | extern unsigned int max_pattern_deps;
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| 47 | extern unsigned int max_pattern_targets;
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| 48 | extern unsigned int max_pattern_dep_length;
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| 49 |
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| 50 | extern struct file *suffix_file;
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| 51 | extern unsigned int maxsuffix;
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| 52 |
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| 53 |
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| 54 | void count_implicit_rule_limits (void);
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| 55 | void convert_to_pattern (void);
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| 56 | void install_pattern_rule (struct pspec *p, int terminal);
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| 57 | void create_pattern_rule (const char **targets, const char **target_percents,
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| 58 | unsigned int num, int terminal, struct dep *deps,
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| 59 | struct commands *commands, int override);
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