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- /* Copyright (C) 1988-1991 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 1, 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 GNU Make; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* Some nonconformant attempt at a 1003.1
- implementation needs this for `pid_t'. */
- #ifdef _POSIX_SOURCE
- #include <sys/types.h>
- #endif
-
- #include <signal.h>
-
- #if !defined(NSIG) && defined(_NSIG)
- #define NSIG _NSIG
- #endif
-
- #ifdef __STDC__
- #define SIGHANDLER void *
- #else
- #define SIGHANDLER int (*)()
- #endif
- #define SIGNAL(sig, handler) ((SIGHANDLER) signal((sig), (handler)))
-
- #ifndef sigmask
- #define sigmask(sig) (1 << ((sig) - 1))
- #endif
-
- #include <stdio.h>
-
- #include <sys/param.h>
- #ifndef MAXPATHLEN
- #define MAXPATHLEN 1024
- #endif /* No MAXPATHLEN. */
-
- #include <sys/stat.h>
-
- #ifndef S_ISREG
- #define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)
- #endif
- #ifndef S_ISDIR
- #define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
- #endif
-
-
- #if (defined (STDC_HEADERS) || defined (__GNU_LIBRARY__) \
- || defined (_POSIX_SOURCE))
- #include <stdlib.h>
- #include <string.h>
- #define ANSI_STRING
- #else /* No standard headers. */
-
- #ifdef USG
-
- #include <string.h>
- #include <memory.h>
- #define ANSI_STRING
-
- #else /* Not USG. */
- #include <strings.h>
-
- extern int bcmp ();
- extern void bzero (), bcopy ();
-
- #endif /* USG. */
-
- extern char *malloc (), *realloc ();
- extern void free ();
-
- #endif /* Standard headers. */
-
- #ifdef ANSI_STRING
- #define index(s, c) strchr((s), (c))
- #define rindex(s, c) strrchr((s), (c))
-
- #define bcmp(s1, s2, n) memcmp ((s1), (s2), (n))
- #define bzero(s, n) memset ((s), 0, (n))
- #define bcopy(s, d, n) memcpy ((d), (s), (n))
- #endif ANSI_STRING
- #undef ANSI_STRING
-
-
- #ifdef __GNUC__
- #ifndef alloca
- #define alloca(n) __builtin_alloca (n)
- #endif
- #else /* Not GCC. */
- #ifdef sparc
- #include <alloca.h>
- #else /* Not sparc. */
- extern char *alloca ();
- #endif /* sparc. */
- #endif /* GCC. */
-
- #ifndef iAPX286
- #define streq(a, b) \
- ((a) == (b) || \
- (*(a) == *(b) && (*(a) == '\0' || !strcmp ((a) + 1, (b) + 1))))
- #else
- /* Buggy compiler can't handle this. */
- #define streq(a, b) (strcmp ((a), (b)) == 0)
- #endif
-
- /* Add to VAR the hashing value of C, one character in a name. */
- #define HASH(var, c) \
- ((var += (c)), (var = ((var) << 7) + ((var) >> 20)))
-
- #if defined(__GNUC__) || defined(ENUM_BITFIELDS)
- #define ENUM_BITFIELD(bits) :bits
- #else
- #define ENUM_BITFIELD(bits)
- #endif
-
- extern void die ();
- extern void message (), fatal (), error ();
- extern void pfatal_with_name (), perror_with_name ();
- extern char *savestring (), *concat ();
- extern char *xmalloc (), *xrealloc ();
- extern char *find_next_token (), *next_token (), *end_of_token ();
- extern void collapse_continuations (), remove_comments ();
- extern char *sindex (), *lindex ();
- extern int alpha_compare ();
- extern void print_spaces ();
- extern struct dep *copy_dep_chain ();
- extern char *find_percent ();
-
- #ifndef NO_ARCHIVES
- extern int ar_name ();
- extern void ar_name_parse ();
- extern int ar_touch ();
- extern time_t ar_member_date ();
- #endif
-
- extern void dir_load ();
- extern int dir_file_exists_p (), file_exists_p (), file_impossible_p ();
- extern void file_impossible ();
- extern char *dir_name ();
-
- extern void set_default_suffixes (), install_default_implicit_rules ();
- extern void convert_to_pattern (), count_implicit_rule_limits ();
- extern void create_pattern_rule ();
-
- extern void build_vpath_lists (), construct_vpath_list ();
- extern int vpath_search ();
-
- extern void construct_include_path ();
- extern void uniquize_deps ();
-
- extern int update_goal_chain ();
- extern void notice_finished_file ();
-
- extern void user_access (), make_access ();
-
-
- extern int glob_pattern_p ();
- extern char **glob_filename ();
-
- #ifdef __GNU_LIBRARY__
-
- #include <unistd.h>
-
- #else
-
- #ifndef USG
- extern int sigsetmask ();
- #endif
- #ifndef _POSIX_SOURCE
- extern int kill ();
- #endif
- extern int sigblock ();
- extern void abort (), exit ();
- extern int unlink (), stat ();
- extern void qsort ();
- extern int atoi ();
- extern int pipe (), close (), read ();
- extern long int lseek ();
- extern char *ctime ();
-
- extern char **environ;
-
- #ifdef USG
- extern char *getcwd ();
- #define getwd(buf) getcwd (buf, MAXPATHLEN - 2)
- #else /* Not USG. */
- extern char *getwd ();
- #endif /* USG. */
- #endif
-
-
- extern char *reading_filename;
- extern unsigned int *reading_lineno_ptr;
-
- extern int just_print_flag, silent_flag, ignore_errors_flag, keep_going_flag;
- extern int debug_flag, print_data_base_flag, question_flag, touch_flag;
- extern int env_overrides, no_builtin_rules_flag, print_version_flag;
- extern int print_directory_flag;
-
- extern unsigned int job_slots;
- extern double max_load_average;
-
- extern char *program;
-
- extern unsigned int makelevel;
-
-
- #define DEBUGPR(msg) \
- if (debug_flag) { print_spaces (depth); printf (msg, file->name); \
- fflush (stdout); } else
-