| /* Definitions of dependency data structures for GNU Make. |
| Copyright (C) 1988-2012 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 |
| version. |
| |
| 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 <http://www.gnu.org/licenses/>. */ |
| |
| /* Flag bits for the second argument to 'read_makefile'. |
| These flags are saved in the 'changed' field of each |
| 'struct dep' in the chain returned by 'read_all_makefiles'. */ |
| |
| #define RM_NO_DEFAULT_GOAL (1 << 0) /* Do not set default goal. */ |
| #define RM_INCLUDED (1 << 1) /* Search makefile search path. */ |
| #define RM_DONTCARE (1 << 2) /* No error if it doesn't exist. */ |
| #define RM_NO_TILDE (1 << 3) /* Don't expand ~ in file name. */ |
| #define RM_NOFLAG 0 |
| |
| /* Structure representing one dependency of a file. |
| Each struct file's 'deps' points to a chain of these, |
| chained through the 'next'. 'stem' is the stem for this |
| dep line of static pattern rule or NULL. |
| |
| Note that the first two words of this match a struct nameseq. */ |
| |
| struct dep |
| { |
| struct dep *next; |
| const char *name; |
| const char *stem; |
| struct file *file; |
| unsigned int changed : 8; |
| unsigned int ignore_mtime : 1; |
| unsigned int staticpattern : 1; |
| unsigned int need_2nd_expansion : 1; |
| unsigned int dontcare : 1; |
| }; |
| |
| |
| /* Structure used in chains of names, for parsing and globbing. */ |
| |
| struct nameseq |
| { |
| struct nameseq *next; |
| const char *name; |
| }; |
| |
| |
| #define PARSEFS_NONE (0x0000) |
| #define PARSEFS_NOSTRIP (0x0001) |
| #define PARSEFS_NOAR (0x0002) |
| #define PARSEFS_NOGLOB (0x0004) |
| #define PARSEFS_EXISTS (0x0008) |
| #define PARSEFS_NOCACHE (0x0010) |
| |
| #define PARSE_FILE_SEQ(_s,_t,_c,_p,_f) \ |
| (_t *)parse_file_seq ((_s),sizeof (_t),(_c),(_p),(_f)) |
| |
| #ifdef VMS |
| void *parse_file_seq (); |
| #else |
| void *parse_file_seq (char **stringp, unsigned int size, |
| int stopchar, const char *prefix, int flags); |
| #endif |
| |
| char *tilde_expand (const char *name); |
| |
| #ifndef NO_ARCHIVES |
| struct nameseq *ar_glob (const char *arname, const char *member_pattern, unsigned int size); |
| #endif |
| |
| #define dep_name(d) ((d)->name == 0 ? (d)->file->name : (d)->name) |
| |
| #define alloc_dep() (xcalloc (sizeof (struct dep))) |
| #define free_ns(_n) free (_n) |
| #define free_dep(_d) free_ns (_d) |
| |
| struct dep *copy_dep_chain (const struct dep *d); |
| void free_dep_chain (struct dep *d); |
| void free_ns_chain (struct nameseq *n); |
| struct dep *read_all_makefiles (const char **makefiles); |
| void eval_buffer (char *buffer); |
| int update_goal_chain (struct dep *goals); |