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-rw-r--r--make.h506
1 files changed, 269 insertions, 237 deletions
diff --git a/make.h b/make.h
index 58a0ff2..9f5af96 100644
--- a/make.h
+++ b/make.h
@@ -25,27 +25,27 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
using -I. -I$srcdir will use ./config.h rather than $srcdir/config.h
(which it would do because make.h was found in $srcdir). */
#include <config.h>
-#undef HAVE_CONFIG_H
-#define HAVE_CONFIG_H
+#undef HAVE_CONFIG_H
+#define HAVE_CONFIG_H 1
/* Use prototypes if available. */
#if defined (__cplusplus) || (defined (__STDC__) && __STDC__)
-#undef PARAMS
-#define PARAMS(protos) protos
+# undef PARAMS
+# define PARAMS(protos) protos
#else /* Not C++ or ANSI C. */
-#undef PARAMS
-#define PARAMS(protos) ()
+# undef PARAMS
+# define PARAMS(protos) ()
#endif /* C++ or ANSI C. */
-#ifdef CRAY
+#ifdef CRAY
/* This must happen before #include <signal.h> so
that the declaration therein is changed. */
-#define signal bsdsignal
+# define signal bsdsignal
#endif
-#define _GNU_SOURCE
+#define _GNU_SOURCE 1
#include <sys/types.h>
#include <sys/stat.h>
#include <signal.h>
@@ -55,35 +55,35 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* SCO 3.2 "devsys 4.2" has a prototype for `ftime' in <time.h> that bombs
unless <sys/timeb.h> has been included first. Does every system have a
<sys/timeb.h>? If any does not, configure should check for it. */
-#include <sys/timeb.h>
+# include <sys/timeb.h>
#endif
#include <time.h>
#include <errno.h>
-#ifndef errno
+#ifndef errno
extern int errno;
#endif
-#ifndef isblank
-#define isblank(c) ((c) == ' ' || (c) == '\t')
+#ifndef isblank
+# define isblank(c) ((c) == ' ' || (c) == '\t')
#endif
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
+#ifdef HAVE_UNISTD_H
+# include <unistd.h>
/* Ultrix's unistd.h always defines _POSIX_VERSION, but you only get
POSIX.1 behavior with `cc -YPOSIX', which predefines POSIX itself! */
-#if defined (_POSIX_VERSION) && !defined (ultrix) && !defined (VMS)
-#define POSIX
-#endif
+# if defined (_POSIX_VERSION) && !defined (ultrix) && !defined (VMS)
+# define POSIX 1
+# endif
#endif
/* Some systems define _POSIX_VERSION but are not really POSIX.1. */
#if (defined (butterfly) || defined (__arm) || (defined (__mips) && defined (_SYSTYPE_SVR3)) || (defined (sequent) && defined (i386)))
-#undef POSIX
+# undef POSIX
#endif
#if !defined (POSIX) && defined (_AIX) && defined (_POSIX_SOURCE)
-#define POSIX
+# define POSIX 1
#endif
#if defined (HAVE_SYS_SIGLIST) && !defined (SYS_SIGLIST_DECLARED)
@@ -91,54 +91,54 @@ extern char *sys_siglist[];
#endif
#if !defined (HAVE_SYS_SIGLIST) || !defined (HAVE_STRSIGNAL)
-#include "signame.h"
+# include "signame.h"
#endif
/* Some systems do not define NSIG in <signal.h>. */
-#ifndef NSIG
-#ifdef _NSIG
-#define NSIG _NSIG
-#else
-#define NSIG 32
-#endif
+#ifndef NSIG
+# ifdef _NSIG
+# define NSIG _NSIG
+# else
+# define NSIG 32
+# endif
#endif
-#ifndef RETSIGTYPE
-#define RETSIGTYPE void
+#ifndef RETSIGTYPE
+# define RETSIGTYPE void
#endif
-#ifndef sigmask
-#define sigmask(sig) (1 << ((sig) - 1))
+#ifndef sigmask
+# define sigmask(sig) (1 << ((sig) - 1))
#endif
-#ifdef HAVE_LIMITS_H
-#include <limits.h>
+#ifdef HAVE_LIMITS_H
+# include <limits.h>
#endif
-#ifdef HAVE_SYS_PARAM_H
-#include <sys/param.h>
+#ifdef HAVE_SYS_PARAM_H
+# include <sys/param.h>
#endif
-#ifndef PATH_MAX
-#ifndef POSIX
-#define PATH_MAX MAXPATHLEN
-#endif /* Not POSIX. */
-#endif /* No PATH_MAX. */
+#ifndef PATH_MAX
+# ifndef POSIX
+# define PATH_MAX MAXPATHLEN
+# endif
+#endif
#ifndef MAXPATHLEN
-#define MAXPATHLEN 1024
-#endif /* No MAXPATHLEN. */
+# define MAXPATHLEN 1024
+#endif
-#ifdef PATH_MAX
-#define GET_PATH_MAX PATH_MAX
-#define PATH_VAR(var) char var[PATH_MAX]
+#ifdef PATH_MAX
+# define GET_PATH_MAX PATH_MAX
+# define PATH_VAR(var) char var[PATH_MAX]
#else
-#define NEED_GET_PATH_MAX
+# define NEED_GET_PATH_MAX 1
+# define GET_PATH_MAX (get_path_max ())
+# define PATH_VAR(var) char *var = (char *) alloca (GET_PATH_MAX)
extern unsigned int get_path_max PARAMS ((void));
-#define GET_PATH_MAX (get_path_max ())
-#define PATH_VAR(var) char *var = (char *) alloca (GET_PATH_MAX)
#endif
#ifndef CHAR_BIT
-#define CHAR_BIT 8
+# define CHAR_BIT 8
#endif
/* Nonzero if the integer type T is signed. */
@@ -150,171 +150,189 @@ extern unsigned int get_path_max PARAMS ((void));
(! INTEGER_TYPE_SIGNED (t) ? (t) 0 : ~ (t) 0 << (sizeof (t) * CHAR_BIT - 1))
#define INTEGER_TYPE_MAXIMUM(t) (~ (t) 0 - INTEGER_TYPE_MINIMUM (t))
-#ifdef STAT_MACROS_BROKEN
-#ifdef S_ISREG
-#undef S_ISREG
-#endif
-#ifdef S_ISDIR
-#undef S_ISDIR
-#endif
-#endif /* STAT_MACROS_BROKEN. */
+#ifdef STAT_MACROS_BROKEN
+# ifdef S_ISREG
+# undef S_ISREG
+# endif
+# ifdef S_ISDIR
+# undef S_ISDIR
+# endif
+#endif /* STAT_MACROS_BROKEN. */
-#ifndef S_ISREG
-#define S_ISREG(mode) (((mode) & S_IFMT) == S_IFREG)
+#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)
+#ifndef S_ISDIR
+# define S_ISDIR(mode) (((mode) & S_IFMT) == S_IFDIR)
#endif
#ifdef VMS
-#include <stdio.h>
-#include <types.h>
-#include <unixlib.h>
-#include <unixio.h>
-#include <errno.h>
-#include <perror.h>
+# include <stdio.h>
+# include <types.h>
+# include <unixlib.h>
+# include <unixio.h>
+# include <errno.h>
+# include <perror.h>
#endif
-#if (defined (STDC_HEADERS) || defined (__GNU_LIBRARY__) || defined(VMS))
-#include <stdlib.h>
-#include <string.h>
-#define ANSI_STRING
-#else /* No standard headers. */
-
-#ifdef HAVE_STRING_H
-#include <string.h>
-#define ANSI_STRING
-#else
-#include <strings.h>
-#endif
-#ifdef HAVE_MEMORY_H
-#include <memory.h>
+#ifndef __attribute__
+/* This feature is available in gcc versions 2.5 and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || __STRICT_ANSI__
+# define __attribute__(x)
+# endif
+/* The __-protected variants of `format' and `printf' attributes
+ are accepted by gcc versions 2.6.4 (effectively 2.7) and later. */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
+# define __format__ format
+# define __printf__ printf
+# endif
#endif
+#if defined (STDC_HEADERS) || defined (__GNU_LIBRARY__)
+# include <stdlib.h>
+# include <string.h>
+# define ANSI_STRING 1
+#else /* No standard headers. */
+# ifdef HAVE_STRING_H
+# include <string.h>
+# define ANSI_STRING 1
+# else
+# include <strings.h>
+# endif
+# ifdef HAVE_MEMORY_H
+# include <memory.h>
+# endif
+# ifdef HAVE_STDLIB_H
+# include <stdlib.h>
+# else
extern char *malloc PARAMS ((int));
extern char *realloc PARAMS ((char *, int));
extern void free PARAMS ((char *));
-extern void abort PARAMS ((void));
-extern void exit PARAMS ((int));
+extern void abort PARAMS ((void)) __attribute__ ((noreturn));
+extern void exit PARAMS ((int)) __attribute__ ((noreturn));
+# endif /* HAVE_STDLIB_H. */
-#endif /* Standard headers. */
+#endif /* Standard headers. */
-#ifdef ANSI_STRING
-
-#ifndef index
-#define index(s, c) strchr((s), (c))
-#endif
-#ifndef rindex
-#define rindex(s, c) strrchr((s), (c))
+#if ST_MTIM_NSEC
+# if HAVE_INTTYPES_H
+# include <inttypes.h>
+# endif
+# define FILE_TIMESTAMP uintmax_t
+#else
+# define FILE_TIMESTAMP time_t
#endif
-#ifndef bcmp
-#define bcmp(s1, s2, n) memcmp ((s1), (s2), (n))
-#endif
-#ifndef bzero
-#define bzero(s, n) memset ((s), 0, (n))
-#endif
-#if defined(HAVE_MEMMOVE) && !defined(bcopy)
-#define bcopy(s, d, n) memmove ((d), (s), (n))
-#endif
+#ifdef ANSI_STRING
-#else /* Not ANSI_STRING. */
+# ifndef index
+# define index(s, c) strchr((s), (c))
+# endif
+# ifndef rindex
+# define rindex(s, c) strrchr((s), (c))
+# endif
-#ifndef bcmp
-extern int bcmp ();
-#endif
-#ifndef bzero
-extern void bzero ();
-#endif
-#ifndef bcopy
-extern void bcopy ();
+# ifndef bcmp
+# define bcmp(s1, s2, n) memcmp ((s1), (s2), (n))
+# endif
+# ifndef bzero
+# define bzero(s, n) memset ((s), 0, (n))
+# endif
+# if defined(HAVE_MEMMOVE) && !defined(bcopy)
+# define bcopy(s, d, n) memmove ((d), (s), (n))
+# endif
+
+#else /* Not ANSI_STRING. */
+
+# ifndef bcmp
+extern int bcmp PARAMS ((const char *, const char *, int));
+# endif
+# ifndef bzero
+extern void bzero PARAMS ((char *, int));
#endif
+# ifndef bcopy
+extern void bcopy PARAMS ((const char *b1, char *b2, int));
+# endif
-#endif /* ANSI_STRING. */
-#undef ANSI_STRING
+#endif /* ANSI_STRING. */
+#undef ANSI_STRING
/* SCO Xenix has a buggy macro definition in <string.h>. */
-#undef strerror
+#undef strerror
#if !defined(ANSI_STRING) && !defined(__DECC)
extern char *strerror PARAMS ((int errnum));
#endif
-#ifndef __attribute__
-# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
-# define __attribute__(x)
-# endif
-#endif
-
-#ifdef __GNUC__
-#undef alloca
-#define alloca(n) __builtin_alloca (n)
-#else /* Not GCC. */
-#ifdef HAVE_ALLOCA_H
-#include <alloca.h>
-#else /* Not HAVE_ALLOCA_H. */
-#ifndef _AIX
+#ifdef __GNUC__
+# undef alloca
+# define alloca(n) __builtin_alloca (n)
+#else /* Not GCC. */
+# ifdef HAVE_ALLOCA_H
+# include <alloca.h>
+# else /* Not HAVE_ALLOCA_H. */
+# ifndef _AIX
extern char *alloca ();
-#endif /* Not AIX. */
-#endif /* HAVE_ALLOCA_H. */
-#endif /* GCC. */
-
-#ifndef iAPX286
-#define streq(a, b) \
- ((a) == (b) || \
- (*(a) == *(b) && (*(a) == '\0' || !strcmp ((a) + 1, (b) + 1))))
-#ifdef HAVE_CASE_INSENSITIVE_FS
-#define strieq(a, b) \
- ((a) == (b) || \
- (tolower(*(a)) == tolower(*(b)) && (*(a) == '\0' || !strcmpi ((a) + 1, (b) + 1))))
-#else
-#define strieq(a, b) \
- ((a) == (b) || \
- (*(a) == *(b) && (*(a) == '\0' || !strcmp ((a) + 1, (b) + 1))))
-#endif
+# endif /* Not AIX. */
+# endif /* HAVE_ALLOCA_H. */
+#endif /* GCC. */
+
+#ifndef iAPX286
+# define streq(a, b) \
+ ((a) == (b) || \
+ (*(a) == *(b) && (*(a) == '\0' || !strcmp ((a) + 1, (b) + 1))))
+# ifdef HAVE_CASE_INSENSITIVE_FS
+# define strieq(a, b) \
+ ((a) == (b) || \
+ (tolower(*(a)) == tolower(*(b)) && (*(a) == '\0' || !strcmpi ((a) + 1, (b) + 1))))
+# else
+# define strieq(a, b) \
+ ((a) == (b) || \
+ (*(a) == *(b) && (*(a) == '\0' || !strcmp ((a) + 1, (b) + 1))))
+# endif
#else
/* Buggy compiler can't handle this. */
-#define streq(a, b) (strcmp ((a), (b)) == 0)
-#define strieq(a, b) (strcmp ((a), (b)) == 0)
+# define streq(a, b) (strcmp ((a), (b)) == 0)
+# define strieq(a, b) (strcmp ((a), (b)) == 0)
#endif
/* Add to VAR the hashing value of C, one character in a name. */
-#define HASH(var, c) \
+#define HASH(var, c) \
((var += (c)), (var = ((var) << 7) + ((var) >> 20)))
#ifdef HAVE_CASE_INSENSITIVE_FS /* Fold filenames */
-#define HASHI(var, c) \
- ((var += tolower((c))), (var = ((var) << 7) + ((var) >> 20)))
+# define HASHI(var, c) \
+ ((var += tolower((c))), (var = ((var) << 7) + ((var) >> 20)))
#else
-#define HASHI(var, c) HASH(var,c)
+# define HASHI(var, c) HASH(var,c)
#endif
#if defined(__GNUC__) || defined(ENUM_BITFIELDS)
-#define ENUM_BITFIELD(bits) :bits
+# define ENUM_BITFIELD(bits) :bits
#else
-#define ENUM_BITFIELD(bits)
+# define ENUM_BITFIELD(bits)
#endif
#if defined(__MSDOS__) || defined(WINDOWS32)
-#define PATH_SEPARATOR_CHAR ';'
-#else
-#if defined(VMS)
-#define PATH_SEPARATOR_CHAR ','
+# define PATH_SEPARATOR_CHAR ';'
#else
-#define PATH_SEPARATOR_CHAR ':'
-#endif
+# if defined(VMS)
+# define PATH_SEPARATOR_CHAR ','
+# else
+# define PATH_SEPARATOR_CHAR ':'
+# endif
#endif
#ifdef WINDOWS32
-#include <fcntl.h>
-#include <malloc.h>
-#define pipe(p) _pipe(p, 512, O_BINARY)
-#define kill(pid,sig) w32_kill(pid,sig)
+# include <fcntl.h>
+# include <malloc.h>
+# define pipe(p) _pipe(p, 512, O_BINARY)
+# define kill(pid,sig) w32_kill(pid,sig)
extern void sync_Path_environment(void);
extern int kill(int pid, int sig);
extern int safe_stat(char *file, struct stat *sb);
-extern char *end_of_token_w32();
+extern char *end_of_token_w32(char *s, char stopchar);
extern int find_and_set_default_shell(char *token);
/* indicates whether or not we have Bourne shell */
@@ -323,72 +341,81 @@ extern int no_default_sh_exe;
/* is default_shell unixy? */
extern int unixy_shell;
#endif /* WINDOWS32 */
+
+struct floc
+ {
+ char *filenm;
+ unsigned long lineno;
+ };
+#define NILF ((struct floc *)0)
+
-extern void die () __attribute__ ((noreturn));
+/* Fancy processing for variadic functions in both ANSI and pre-ANSI
+ compilers. */
+#if defined __STDC__ && __STDC__
+extern void message (int prefix, const char *fmt, ...)
+ __attribute__ ((__format__ (__printf__, 2, 3)));
+extern void error (const struct floc *flocp, const char *fmt, ...)
+ __attribute__ ((__format__ (__printf__, 2, 3)));
+extern void fatal (const struct floc *flocp, const char *fmt, ...)
+ __attribute__ ((noreturn, __format__ (__printf__, 2, 3)));
+#else
extern void message ();
-extern void fatal () __attribute__ ((noreturn));
extern void error ();
-extern void log_working_directory ();
-extern void makefile_error ();
-extern void makefile_fatal () __attribute__ ((noreturn));
-extern void pfatal_with_name () __attribute__ ((noreturn));
-extern void perror_with_name ();
-extern char *savestring ();
-extern char *concat ();
-extern char *xmalloc ();
-extern char *xrealloc ();
-extern char *find_next_token ();
-extern char *next_token ();
-extern char *end_of_token ();
-extern void collapse_continuations ();
-extern void remove_comments ();
-extern char *sindex ();
-extern char *lindex ();
-extern int alpha_compare ();
-extern void print_spaces ();
-extern struct dep *copy_dep_chain ();
-extern char *find_char_unquote ();
-extern char *find_percent ();
-
-#ifndef NO_ARCHIVES
-extern int ar_name ();
-extern void ar_parse_name ();
-extern int ar_touch ();
-extern time_t ar_member_date ();
-#endif
-
-extern void dir_load ();
-extern int dir_file_exists_p ();
-extern int file_exists_p ();
-extern int file_impossible_p ();
-extern void file_impossible ();
-extern char *dir_name ();
-
-extern void define_default_variables ();
-extern void set_default_suffixes ();
-extern void install_default_suffix_rules ();
-extern void install_default_implicit_rules ();
-extern void count_implicit_rule_limits ();
-extern void convert_to_pattern ();
-extern void create_pattern_rule ();
-
-extern void build_vpath_lists ();
-extern void construct_vpath_list ();
-extern int vpath_search ();
-extern int gpath_search ();
-
-extern void construct_include_path ();
-extern void uniquize_deps ();
-
-extern int update_goal_chain ();
-extern void notice_finished_file ();
-
-extern void user_access ();
-extern void make_access ();
-extern void child_access ();
-
-#ifdef HAVE_VFORK_H
-#include <vfork.h>
+extern void fatal ();
+#endif
+
+extern void die PARAMS ((int)) __attribute__ ((noreturn));
+extern void log_working_directory PARAMS ((int));
+extern void pfatal_with_name PARAMS ((char *)) __attribute__ ((noreturn));
+extern void perror_with_name PARAMS ((char *, char *));
+extern char *savestring PARAMS ((char *, unsigned int));
+extern char *concat PARAMS ((char *, char *, char *));
+extern char *xmalloc PARAMS ((unsigned int));
+extern char *xrealloc PARAMS ((char *, unsigned int));
+extern char *find_next_token PARAMS ((char **, unsigned int *));
+extern char *next_token PARAMS ((char *));
+extern char *end_of_token PARAMS ((char *));
+extern void collapse_continuations PARAMS ((char *));
+extern void remove_comments PARAMS((char *));
+extern char *sindex PARAMS ((char *, unsigned int, char *, unsigned int));
+extern char *lindex PARAMS ((char *, char *, int));
+extern int alpha_compare PARAMS ((const void *, const void *));
+extern void print_spaces PARAMS ((unsigned int));
+extern char *find_char_unquote PARAMS ((char *, char *, int));
+extern char *find_percent PARAMS ((char *));
+
+#ifndef NO_ARCHIVES
+extern int ar_name PARAMS ((char *));
+extern void ar_parse_name PARAMS ((char *, char **, char **));
+extern int ar_touch PARAMS ((char *));
+extern time_t ar_member_date PARAMS ((char *));
+#endif
+
+extern int dir_file_exists_p PARAMS ((char *, char *));
+extern int file_exists_p PARAMS ((char *));
+extern int file_impossible_p PARAMS ((char *));
+extern void file_impossible PARAMS ((char *));
+extern char *dir_name PARAMS ((char *));
+
+extern void define_default_variables PARAMS ((void));
+extern void set_default_suffixes PARAMS ((void));
+extern void install_default_suffix_rules PARAMS ((void));
+extern void install_default_implicit_rules PARAMS ((void));
+
+extern void build_vpath_lists PARAMS ((void));
+extern void construct_vpath_list PARAMS ((char *pattern, char *dirpath));
+extern int vpath_search PARAMS ((char **file, FILE_TIMESTAMP *mtime_ptr));
+extern int gpath_search PARAMS ((char *file, int len));
+
+extern void construct_include_path PARAMS ((char **arg_dirs));
+
+extern void user_access PARAMS ((void));
+extern void make_access PARAMS ((void));
+extern void child_access PARAMS ((void));
+
+#ifdef HAVE_VFORK_H
+# include <vfork.h>
#endif
/* We omit these declarations on non-POSIX systems which define _POSIX_VERSION,
@@ -397,26 +424,25 @@ extern void child_access ();
#if !defined (__GNU_LIBRARY__) && !defined (POSIX) && !defined (_POSIX_VERSION) && !defined(WINDOWS32)
extern long int atol ();
-#ifndef VMS
+# ifndef VMS
extern long int lseek ();
-#endif
+# endif
-#endif /* Not GNU C library or POSIX. */
+#endif /* Not GNU C library or POSIX. */
-#ifdef HAVE_GETCWD
+#ifdef HAVE_GETCWD
extern char *getcwd ();
-#ifdef VMS
+# ifdef VMS
extern char *getwd PARAMS ((char *));
-#endif
+# endif
#else
extern char *getwd ();
-#define getcwd(buf, len) getwd (buf)
+# define getcwd(buf, len) getwd (buf)
#endif
-extern char **environ;
+extern const struct floc *reading_file;
-extern char *reading_filename;
-extern unsigned int *reading_lineno_ptr;
+extern char **environ;
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;
@@ -445,9 +471,16 @@ extern unsigned int commands_started;
extern int handling_fatal_signal;
+#ifndef MIN
+#define MIN(_a,_b) ((_a)<(_b)?(_a):(_b))
+#endif
+#ifndef MAX
+#define MAX(_a,_b) ((_a)>(_b)?(_a):(_b))
+#endif
+
#define DEBUGPR(msg) \
do if (debug_flag) { print_spaces (depth); printf (msg, file->name); \
- fflush (stdout); } while (0)
+ fflush (stdout); } while (0)
#ifdef VMS
# ifndef EXIT_FAILURE
@@ -470,4 +503,3 @@ extern int handling_fatal_signal;
# define EXIT_TROUBLE 1
# endif
#endif
-