rule.h

   1 /* Copyright (C) 1988, 1989, 1991, 1992, 1993 Free Software Foundation, Inc.
   2 This file is part of GNU Make.
   3
   4 GNU Make is free software; you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation; either version 2, or (at your option)
   7 any later version.
   8
   9 GNU Make is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with GNU Make; see the file COPYING.  If not, write to
  16 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  17
  18 /* Structure used for pattern rules.  */
  19
  20 struct rule
  21   {
  22     struct rule *next;
  23     char **targets;             /* Targets of the rule.  */
  24     unsigned int *lens;         /* Lengths of each target.  */
  25     char **suffixes;            /* Suffixes (after `%') of each target.  */
  26     struct dep *deps;           /* Dependencies of the rule.  */
  27     struct commands *cmds;      /* Commands to execute.  */
  28     char terminal;              /* If terminal (double-colon).  */
  29     char in_use;                /* If in use by a parent pattern_search.  */
  30   };
  31
  32 /* For calling install_pattern_rule.  */
  33 struct pspec
  34   {
  35     char *target, *dep, *commands;
  36   };
  37
  38
  39 extern struct rule *pattern_rules;
  40 extern struct rule *last_pattern_rule;
  41 extern unsigned int num_pattern_rules;
  42
  43 extern unsigned int max_pattern_deps;
  44 extern unsigned int max_pattern_targets;
  45 extern unsigned int max_pattern_dep_length;
  46
  47 extern struct file *suffix_file;
  48 extern unsigned int maxsuffix;
  49
  50
  51 extern void install_pattern_rule ();
  52 int new_pattern_rule ();