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724925be2b
Incorporate "order-only" prerequisites patch. Wrote a test for it. The test shows what might be a bug in the code; I need to look at it more closely (anyway it doesn't behave as I expected). Also I haven't done the docs yet.
78 lines
2.7 KiB
C
78 lines
2.7 KiB
C
/* Definitions of dependency data structures for GNU Make.
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Copyright (C) 1988, 1989, 1991, 1992, 1993, 1996 Free Software Foundation, Inc.
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This file is part of GNU Make.
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GNU Make 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 2, or (at your option)
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any later version.
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GNU Make 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 GNU Make; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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/* Flag bits for the second argument to `read_makefile'.
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These flags are saved in the `changed' field of each
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`struct dep' in the chain returned by `read_all_makefiles'. */
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#define RM_NO_DEFAULT_GOAL (1 << 0) /* Do not set default goal. */
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#define RM_INCLUDED (1 << 1) /* Search makefile search path. */
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#define RM_DONTCARE (1 << 2) /* No error if it doesn't exist. */
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#define RM_NO_TILDE (1 << 3) /* Don't expand ~ in file name. */
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#define RM_NOFLAG 0
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/* Structure representing one dependency of a file.
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Each struct file's `deps' points to a chain of these,
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chained through the `next'.
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Note that the first two words of this match a struct nameseq. */
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struct dep
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{
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struct dep *next;
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char *name;
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struct file *file;
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unsigned int changed : 8;
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unsigned int ignore_mtime : 1;
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};
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/* Structure used in chains of names, for parsing and globbing. */
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struct nameseq
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{
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struct nameseq *next;
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char *name;
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};
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extern struct nameseq *multi_glob PARAMS ((struct nameseq *chain, unsigned int size));
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#ifdef VMS
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extern struct nameseq *parse_file_seq ();
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#else
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extern struct nameseq *parse_file_seq PARAMS ((char **stringp, int stopchar, unsigned int size, int strip));
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#endif
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extern char *tilde_expand PARAMS ((char *name));
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#ifndef NO_ARCHIVES
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extern struct nameseq *ar_glob PARAMS ((char *arname, char *member_pattern, unsigned int size));
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#endif
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#ifndef iAPX286
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#define dep_name(d) ((d)->name == 0 ? (d)->file->name : (d)->name)
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#else
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/* Buggy compiler can't hack this. */
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extern char *dep_name ();
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#endif
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extern struct dep *copy_dep_chain PARAMS ((struct dep *d));
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extern struct dep *read_all_makefiles PARAMS ((char **makefiles));
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extern int eval_buffer PARAMS ((char *buffer));
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extern int update_goal_chain PARAMS ((struct dep *goals, int makefiles));
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extern void uniquize_deps PARAMS ((struct dep *));
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