1 /* Argument parsing and main program of GNU Make.
2 Copyright (C) 1988, 1989, 1990, 1991, 1994, 1995, 1996, 1997, 1998, 1999,
3 2002 Free Software Foundation, Inc.
4 This file is part of GNU Make.
6 GNU Make is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU Make is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Make; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
19 MA 02111-1307, USA. */
34 # include <proto/dos.h>
38 #include "pathstuff.h"
40 #if defined(MAKE_JOBSERVER) && defined(HAVE_FCNTL_H)
45 int __stack
= 20000; /* Make sure we have 20K of stack space */
48 extern void init_dir
PARAMS ((void));
49 extern void remote_setup
PARAMS ((void));
50 extern void remote_cleanup
PARAMS ((void));
51 extern RETSIGTYPE fatal_error_signal
PARAMS ((int sig
));
53 extern void print_variable_data_base
PARAMS ((void));
54 extern void print_dir_data_base
PARAMS ((void));
55 extern void print_rule_data_base
PARAMS ((void));
56 extern void print_file_data_base
PARAMS ((void));
57 extern void print_vpath_data_base
PARAMS ((void));
59 #if defined HAVE_WAITPID || defined HAVE_WAIT3
60 # define HAVE_WAIT_NOHANG
67 # ifndef sun /* Sun has an incorrect decl in a header. */
68 extern void exit
PARAMS ((int)) __attribute__ ((noreturn
));
70 extern double atof ();
73 static void print_data_base
PARAMS ((void));
74 static void print_version
PARAMS ((void));
75 static void decode_switches
PARAMS ((int argc
, char **argv
, int env
));
76 static void decode_env_switches
PARAMS ((char *envar
, unsigned int len
));
77 static void define_makeflags
PARAMS ((int all
, int makefile
));
78 static char *quote_for_env
PARAMS ((char *out
, char *in
));
79 static void initialize_global_hash_tables
PARAMS ((void));
82 /* The structure that describes an accepted command switch. */
86 int c
; /* The switch character. */
88 enum /* Type of the value. */
90 flag
, /* Turn int flag on. */
91 flag_off
, /* Turn int flag off. */
92 string
, /* One string per switch. */
93 positive_int
, /* A positive integer. */
94 floating
, /* A floating-point number (double). */
98 char *value_ptr
; /* Pointer to the value-holding variable. */
100 unsigned int env
:1; /* Can come from MAKEFLAGS. */
101 unsigned int toenv
:1; /* Should be put in MAKEFLAGS. */
102 unsigned int no_makefile
:1; /* Don't propagate when remaking makefiles. */
104 char *noarg_value
; /* Pointer to value used if no argument is given. */
105 char *default_value
;/* Pointer to default value. */
107 char *long_name
; /* Long option name. */
110 /* True if C is a switch value that corresponds to a short option. */
112 #define short_option(c) ((c) <= CHAR_MAX)
114 /* The structure used to hold the list of strings given
115 in command switches of a type that takes string arguments. */
119 char **list
; /* Nil-terminated list of strings. */
120 unsigned int idx
; /* Index into above. */
121 unsigned int max
; /* Number of pointers allocated. */
125 /* The recognized command switches. */
127 /* Nonzero means do not print commands to be executed (-s). */
131 /* Nonzero means just touch the files
132 that would appear to need remaking (-t) */
136 /* Nonzero means just print what commands would need to be executed,
137 don't actually execute them (-n). */
141 /* Print debugging info (--debug). */
143 static struct stringlist
*db_flags
;
144 static int debug_flag
= 0;
149 /* Suspend make in main for a short time to allow debugger to attach */
151 int suspend_flag
= 0;
154 /* Environment variables override makefile definitions. */
156 int env_overrides
= 0;
158 /* Nonzero means ignore status codes returned by commands
159 executed to remake files. Just treat them all as successful (-i). */
161 int ignore_errors_flag
= 0;
163 /* Nonzero means don't remake anything, just print the data base
164 that results from reading the makefile (-p). */
166 int print_data_base_flag
= 0;
168 /* Nonzero means don't remake anything; just return a nonzero status
169 if the specified targets are not up to date (-q). */
171 int question_flag
= 0;
173 /* Nonzero means do not use any of the builtin rules (-r) / variables (-R). */
175 int no_builtin_rules_flag
= 0;
176 int no_builtin_variables_flag
= 0;
178 /* Nonzero means keep going even if remaking some file fails (-k). */
181 int default_keep_going_flag
= 0;
183 /* Nonzero means print directory before starting and when done (-w). */
185 int print_directory_flag
= 0;
187 /* Nonzero means ignore print_directory_flag and never print the directory.
188 This is necessary because print_directory_flag is set implicitly. */
190 int inhibit_print_directory_flag
= 0;
192 /* Nonzero means print version information. */
194 int print_version_flag
= 0;
196 /* List of makefiles given with -f switches. */
198 static struct stringlist
*makefiles
= 0;
200 /* Number of job slots (commands that can be run at once). */
202 unsigned int job_slots
= 1;
203 unsigned int default_job_slots
= 1;
205 /* Value of job_slots that means no limit. */
207 static unsigned int inf_jobs
= 0;
209 /* File descriptors for the jobs pipe. */
211 static struct stringlist
*jobserver_fds
= 0;
213 int job_fds
[2] = { -1, -1 };
216 /* Maximum load average at which multiple jobs will be run.
217 Negative values mean unlimited, while zero means limit to
218 zero load (which could be useful to start infinite jobs remotely
219 but one at a time locally). */
221 double max_load_average
= -1.0;
222 double default_load_average
= -1.0;
224 int max_load_average
= -1;
225 int default_load_average
= -1;
228 /* List of directories given with -C switches. */
230 static struct stringlist
*directories
= 0;
232 /* List of include directories given with -I switches. */
234 static struct stringlist
*include_directories
= 0;
236 /* List of files given with -o switches. */
238 static struct stringlist
*old_files
= 0;
240 /* List of files given with -W switches. */
242 static struct stringlist
*new_files
= 0;
244 /* If nonzero, we should just print usage and exit. */
246 static int print_usage_flag
= 0;
248 /* If nonzero, we should print a warning message
249 for each reference to an undefined variable. */
251 int warn_undefined_variables_flag
;
253 /* If nonzero, always build all targets, regardless of whether
254 they appear out of date or not. */
256 int always_make_flag
= 0;
258 /* The usage output. We write it this way to make life easier for the
259 translators, especially those trying to translate to right-to-left
260 languages like Hebrew. */
262 static const char *const usage
[] =
266 -b, -m Ignored for compatibility.\n"),
268 -B, --always-make Unconditionally make all targets.\n"),
270 -C DIRECTORY, --directory=DIRECTORY\n\
271 Change to DIRECTORY before doing anything.\n"),
273 -d Print lots of debugging information.\n"),
275 --debug[=FLAGS] Print various types of debugging information.\n"),
277 -e, --environment-overrides\n\
278 Environment variables override makefiles.\n"),
280 -f FILE, --file=FILE, --makefile=FILE\n\
281 Read FILE as a makefile.\n"),
283 -h, --help Print this message and exit.\n"),
285 -i, --ignore-errors Ignore errors from commands.\n"),
287 -I DIRECTORY, --include-dir=DIRECTORY\n\
288 Search DIRECTORY for included makefiles.\n"),
290 -j [N], --jobs[=N] Allow N jobs at once; infinite jobs with no arg.\n"),
292 -k, --keep-going Keep going when some targets can't be made.\n"),
294 -l [N], --load-average[=N], --max-load[=N]\n\
295 Don't start multiple jobs unless load is below N.\n"),
297 -n, --just-print, --dry-run, --recon\n\
298 Don't actually run any commands; just print them.\n"),
300 -o FILE, --old-file=FILE, --assume-old=FILE\n\
301 Consider FILE to be very old and don't remake it.\n"),
303 -p, --print-data-base Print make's internal database.\n"),
305 -q, --question Run no commands; exit status says if up to date.\n"),
307 -r, --no-builtin-rules Disable the built-in implicit rules.\n"),
309 -R, --no-builtin-variables Disable the built-in variable settings.\n"),
311 -s, --silent, --quiet Don't echo commands.\n"),
313 -S, --no-keep-going, --stop\n\
316 -t, --touch Touch targets instead of remaking them.\n"),
318 -v, --version Print the version number of make and exit.\n"),
320 -w, --print-directory Print the current directory.\n"),
322 --no-print-directory Turn off -w, even if it was turned on implicitly.\n"),
324 -W FILE, --what-if=FILE, --new-file=FILE, --assume-new=FILE\n\
325 Consider FILE to be infinitely new.\n"),
327 --warn-undefined-variables Warn when an undefined variable is referenced.\n"),
331 /* The table of command switches. */
333 static const struct command_switch switches
[] =
335 { 'b', ignore
, 0, 0, 0, 0, 0, 0, 0 },
336 { 'B', flag
, (char *) &always_make_flag
, 1, 1, 0, 0, 0, "always-make" },
337 { 'C', string
, (char *) &directories
, 0, 0, 0, 0, 0, "directory" },
338 { 'd', flag
, (char *) &debug_flag
, 1, 1, 0, 0, 0, 0 },
339 { CHAR_MAX
+1, string
, (char *) &db_flags
, 1, 1, 0, "basic", 0, "debug" },
341 { 'D', flag
, (char *) &suspend_flag
, 1, 1, 0, 0, 0, "suspend-for-debug" },
343 { 'e', flag
, (char *) &env_overrides
, 1, 1, 0, 0, 0,
344 "environment-overrides", },
345 { 'f', string
, (char *) &makefiles
, 0, 0, 0, 0, 0, "file" },
346 { 'h', flag
, (char *) &print_usage_flag
, 0, 0, 0, 0, 0, "help" },
347 { 'i', flag
, (char *) &ignore_errors_flag
, 1, 1, 0, 0, 0,
349 { 'I', string
, (char *) &include_directories
, 1, 1, 0, 0, 0,
351 { 'j', positive_int
, (char *) &job_slots
, 1, 1, 0, (char *) &inf_jobs
,
352 (char *) &default_job_slots
, "jobs" },
353 { CHAR_MAX
+2, string
, (char *) &jobserver_fds
, 1, 1, 0, 0, 0,
355 { 'k', flag
, (char *) &keep_going_flag
, 1, 1, 0, 0,
356 (char *) &default_keep_going_flag
, "keep-going" },
358 { 'l', floating
, (char *) &max_load_average
, 1, 1, 0,
359 (char *) &default_load_average
, (char *) &default_load_average
,
362 { 'l', positive_int
, (char *) &max_load_average
, 1, 1, 0,
363 (char *) &default_load_average
, (char *) &default_load_average
,
366 { 'm', ignore
, 0, 0, 0, 0, 0, 0, 0 },
367 { 'n', flag
, (char *) &just_print_flag
, 1, 1, 1, 0, 0, "just-print" },
368 { 'o', string
, (char *) &old_files
, 0, 0, 0, 0, 0, "old-file" },
369 { 'p', flag
, (char *) &print_data_base_flag
, 1, 1, 0, 0, 0,
371 { 'q', flag
, (char *) &question_flag
, 1, 1, 1, 0, 0, "question" },
372 { 'r', flag
, (char *) &no_builtin_rules_flag
, 1, 1, 0, 0, 0,
373 "no-builtin-rules" },
374 { 'R', flag
, (char *) &no_builtin_variables_flag
, 1, 1, 0, 0, 0,
375 "no-builtin-variables" },
376 { 's', flag
, (char *) &silent_flag
, 1, 1, 0, 0, 0, "silent" },
377 { 'S', flag_off
, (char *) &keep_going_flag
, 1, 1, 0, 0,
378 (char *) &default_keep_going_flag
, "no-keep-going" },
379 { 't', flag
, (char *) &touch_flag
, 1, 1, 1, 0, 0, "touch" },
380 { 'v', flag
, (char *) &print_version_flag
, 1, 1, 0, 0, 0, "version" },
381 { 'w', flag
, (char *) &print_directory_flag
, 1, 1, 0, 0, 0,
383 { CHAR_MAX
+3, flag
, (char *) &inhibit_print_directory_flag
, 1, 1, 0, 0, 0,
384 "no-print-directory" },
385 { 'W', string
, (char *) &new_files
, 0, 0, 0, 0, 0, "what-if" },
386 { CHAR_MAX
+4, flag
, (char *) &warn_undefined_variables_flag
, 1, 1, 0, 0, 0,
387 "warn-undefined-variables" },
391 /* Secondary long names for options. */
393 static struct option long_option_aliases
[] =
395 { "quiet", no_argument
, 0, 's' },
396 { "stop", no_argument
, 0, 'S' },
397 { "new-file", required_argument
, 0, 'W' },
398 { "assume-new", required_argument
, 0, 'W' },
399 { "assume-old", required_argument
, 0, 'o' },
400 { "max-load", optional_argument
, 0, 'l' },
401 { "dry-run", no_argument
, 0, 'n' },
402 { "recon", no_argument
, 0, 'n' },
403 { "makefile", required_argument
, 0, 'f' },
406 /* List of goal targets. */
408 static struct dep
*goals
, *lastgoal
;
410 /* List of variables which were defined on the command line
411 (or, equivalently, in MAKEFLAGS). */
413 struct command_variable
415 struct command_variable
*next
;
416 struct variable
*variable
;
418 static struct command_variable
*command_variables
;
420 /* The name we were invoked with. */
424 /* Our current directory before processing any -C options. */
426 char *directory_before_chdir
;
428 /* Our current directory after processing all -C options. */
430 char *starting_directory
;
432 /* Value of the MAKELEVEL variable at startup (or 0). */
434 unsigned int makelevel
;
436 /* First file defined in the makefile whose name does not
437 start with `.'. This is the default to remake if the
438 command line does not specify. */
440 struct file
*default_goal_file
;
442 /* Pointer to structure for the file .DEFAULT
443 whose commands are used for any file that has none of its own.
444 This is zero if the makefiles do not define .DEFAULT. */
446 struct file
*default_file
;
448 /* Nonzero if we have seen the magic `.POSIX' target.
449 This turns on pedantic compliance with POSIX.2. */
453 /* Nonzero if we have seen the `.NOTPARALLEL' target.
454 This turns off parallel builds for this invocation of make. */
458 /* Nonzero if some rule detected clock skew; we keep track so (a) we only
459 print one warning about it during the run, and (b) we can print a final
460 warning at the end of the run. */
462 int clock_skew_detected
;
464 /* Mask of signals that are being caught with fatal_error_signal. */
467 sigset_t fatal_signal_set
;
469 # ifdef HAVE_SIGSETMASK
470 int fatal_signal_mask
;
474 #if !defined HAVE_BSD_SIGNAL && !defined bsd_signal
475 # if !defined HAVE_SIGACTION
476 # define bsd_signal signal
478 typedef RETSIGTYPE (*bsd_signal_ret_t
) ();
480 static bsd_signal_ret_t
481 bsd_signal (int sig
, bsd_signal_ret_t func
)
483 struct sigaction act
, oact
;
484 act
.sa_handler
= func
;
485 act
.sa_flags
= SA_RESTART
;
486 sigemptyset (&act
.sa_mask
);
487 sigaddset (&act
.sa_mask
, sig
);
488 if (sigaction (sig
, &act
, &oact
) != 0)
490 return oact
.sa_handler
;
496 initialize_global_hash_tables (void)
498 init_hash_global_variable_set ();
500 hash_init_directories ();
501 hash_init_function_table ();
505 enter_command_line_file (char *name
)
508 fatal (NILF
, _("empty string invalid as file name"));
512 char *expanded
= tilde_expand (name
);
514 name
= expanded
; /* Memory leak; I don't care. */
517 /* This is also done in parse_file_seq, so this is redundant
518 for names read from makefiles. It is here for names passed
519 on the command line. */
520 while (name
[0] == '.' && name
[1] == '/' && name
[2] != '\0')
524 /* Skip following slashes: ".//foo" is "foo", not "/foo". */
530 /* It was all slashes! Move back to the dot and truncate
531 it after the first slash, so it becomes just "./". */
534 while (name
[0] != '.');
538 return enter_file (xstrdup (name
));
541 /* Toggle -d on receipt of SIGUSR1. */
544 debug_signal_handler (int sig
)
546 db_level
= db_level
? DB_NONE
: DB_BASIC
;
550 decode_debug_flags (void)
560 for (pp
=db_flags
->list
; *pp
; ++pp
)
566 switch (tolower (p
[0]))
572 db_level
|= DB_BASIC
;
575 db_level
|= DB_BASIC
| DB_IMPLICIT
;
581 db_level
|= DB_BASIC
| DB_MAKEFILES
;
584 db_level
|= DB_BASIC
| DB_VERBOSE
;
587 fatal (NILF
, _("unknown debug level specification `%s'"), p
);
590 while (*(++p
) != '\0')
591 if (*p
== ',' || *p
== ' ')
604 * HANDLE runtime exceptions by avoiding a requestor on the GUI. Capture
605 * exception and print it to stderr instead.
607 * If ! DB_VERBOSE, just print a simple message and exit.
608 * If DB_VERBOSE, print a more verbose message.
609 * If compiled for DEBUG, let exception pass through to GUI so that
610 * debuggers can attach.
613 handle_runtime_exceptions( struct _EXCEPTION_POINTERS
*exinfo
)
615 PEXCEPTION_RECORD exrec
= exinfo
->ExceptionRecord
;
616 LPSTR cmdline
= GetCommandLine();
617 LPSTR prg
= strtok(cmdline
, " ");
621 LPTSTR lpszStrings
[1];
624 if (! ISDB (DB_VERBOSE
))
627 _("%s: Interrupt/Exception caught (code = 0x%x, addr = 0x%x)\n"),
628 prg
, exrec
->ExceptionCode
, exrec
->ExceptionAddress
);
629 fprintf(stderr
, errmsg
);
634 _("\nUnhandled exception filter called from program %s\nExceptionCode = %x\nExceptionFlags = %x\nExceptionAddress = %x\n"),
635 prg
, exrec
->ExceptionCode
, exrec
->ExceptionFlags
,
636 exrec
->ExceptionAddress
);
638 if (exrec
->ExceptionCode
== EXCEPTION_ACCESS_VIOLATION
639 && exrec
->NumberParameters
>= 2)
640 sprintf(&errmsg
[strlen(errmsg
)],
641 (exrec
->ExceptionInformation
[0]
642 ? _("Access violation: write operation at address %x\n")
643 : _("Access violation: read operation at address %x\n")),
644 exrec
->ExceptionInformation
[1]);
646 /* turn this on if we want to put stuff in the event log too */
648 hEventSource
= RegisterEventSource(NULL
, "GNU Make");
649 lpszStrings
[0] = errmsg
;
651 if (hEventSource
!= NULL
)
653 ReportEvent(hEventSource
, /* handle of event source */
654 EVENTLOG_ERROR_TYPE
, /* event type */
655 0, /* event category */
657 NULL
, /* current user's SID */
658 1, /* strings in lpszStrings */
659 0, /* no bytes of raw data */
660 lpszStrings
, /* array of error strings */
661 NULL
); /* no raw data */
663 (VOID
) DeregisterEventSource(hEventSource
);
667 /* Write the error to stderr too */
668 fprintf(stderr
, errmsg
);
671 return EXCEPTION_CONTINUE_SEARCH
;
674 return (255); /* not reached */
679 * On WIN32 systems we don't have the luxury of a /bin directory that
680 * is mapped globally to every drive mounted to the system. Since make could
681 * be invoked from any drive, and we don't want to propogate /bin/sh
682 * to every single drive. Allow ourselves a chance to search for
683 * a value for default shell here (if the default path does not exist).
687 find_and_set_default_shell (char *token
)
692 extern char *default_shell
;
695 search_token
= default_shell
;
697 search_token
= token
;
699 if (!no_default_sh_exe
&&
700 (token
== NULL
|| !strcmp(search_token
, default_shell
))) {
701 /* no new information, path already set or known */
703 } else if (file_exists_p(search_token
)) {
704 /* search token path was found */
705 sprintf(sh_path
, "%s", search_token
);
706 default_shell
= xstrdup(w32ify(sh_path
,0));
708 (_("find_and_set_shell setting default_shell = %s\n"), default_shell
));
712 struct variable
*v
= lookup_variable ("Path", 4);
715 * Search Path for shell
721 ep
= strchr(p
, PATH_SEPARATOR_CHAR
);
726 if (dir_file_exists_p(p
, search_token
)) {
727 sprintf(sh_path
, "%s/%s", p
, search_token
);
728 default_shell
= xstrdup(w32ify(sh_path
,0));
730 *ep
= PATH_SEPARATOR_CHAR
;
735 *ep
= PATH_SEPARATOR_CHAR
;
739 ep
= strchr(p
, PATH_SEPARATOR_CHAR
);
742 /* be sure to check last element of Path */
743 if (p
&& *p
&& dir_file_exists_p(p
, search_token
)) {
744 sprintf(sh_path
, "%s/%s", p
, search_token
);
745 default_shell
= xstrdup(w32ify(sh_path
,0));
751 (_("find_and_set_shell path search set default_shell = %s\n"),
757 if (!unixy_shell
&& sh_found
&&
758 (strstr(default_shell
, "sh") || strstr(default_shell
, "SH"))) {
760 batch_mode_shell
= 0;
763 #ifdef BATCH_MODE_ONLY_SHELL
764 batch_mode_shell
= 1;
769 #endif /* WINDOWS32 */
774 msdos_return_to_initial_directory (void)
776 if (directory_before_chdir
)
777 chdir (directory_before_chdir
);
781 extern char *mktemp
PARAMS ((char *template));
782 extern int mkstemp
PARAMS ((char *template));
785 open_tmpfile(char **name
, const char *template)
789 #if defined HAVE_MKSTEMP || defined HAVE_MKTEMP
790 # define TEMPLATE_LEN strlen (template)
792 # define TEMPLATE_LEN L_tmpnam
794 *name
= xmalloc (TEMPLATE_LEN
+ 1);
795 strcpy (*name
, template);
797 #if defined HAVE_MKSTEMP && defined HAVE_FDOPEN
798 /* It's safest to use mkstemp(), if we can. */
799 fd
= mkstemp (*name
);
802 return fdopen (fd
, "w");
805 (void) mktemp (*name
);
807 (void) tmpnam (*name
);
811 /* Can't use mkstemp(), but guard against a race condition. */
812 fd
= open (*name
, O_CREAT
|O_EXCL
|O_WRONLY
, 0600);
815 return fdopen (fd
, "w");
817 /* Not secure, but what can we do? */
818 return fopen (*name
, "w");
826 main (int argc
, char **argv
)
829 main (int argc
, char **argv
, char **envp
)
832 static char *stdin_nm
= 0;
833 register struct file
*f
;
834 register unsigned int i
;
836 struct dep
*read_makefiles
;
837 PATH_VAR (current_directory
);
839 char *unix_path
= NULL
;
840 char *windows32_path
= NULL
;
842 SetUnhandledExceptionFilter(handle_runtime_exceptions
);
844 /* start off assuming we have no shell */
846 no_default_sh_exe
= 1;
849 default_goal_file
= 0;
852 #if defined (__MSDOS__) && !defined (_POSIX_SOURCE)
853 /* Request the most powerful version of `system', to
854 make up for the dumb default shell. */
855 __system_flags
= (__system_redirect
857 | __system_allow_multiple_cmds
858 | __system_allow_long_cmds
859 | __system_handle_null_commands
860 | __system_emulate_chdir
);
864 /* Set up gettext/internationalization support. */
865 setlocale (LC_ALL
, "");
866 bindtextdomain (PACKAGE
, LOCALEDIR
);
867 textdomain (PACKAGE
);
870 sigemptyset (&fatal_signal_set
);
871 #define ADD_SIG(sig) sigaddset (&fatal_signal_set, sig)
873 #ifdef HAVE_SIGSETMASK
874 fatal_signal_mask
= 0;
875 #define ADD_SIG(sig) fatal_signal_mask |= sigmask (sig)
881 #define FATAL_SIG(sig) \
882 if (bsd_signal (sig, fatal_error_signal) == SIG_IGN) \
883 bsd_signal (sig, SIG_IGN); \
897 /* Windows 9X delivers FP exceptions in child programs to their
898 parent! We don't want Make to die when a child divides by zero,
899 so we work around that lossage by catching SIGFPE. */
904 FATAL_SIG (SIGDANGER
);
915 /* Do not ignore the child-death signal. This must be done before
916 any children could possibly be created; otherwise, the wait
917 functions won't work on systems with the SVR4 ECHILD brain
918 damage, if our invoker is ignoring this signal. */
920 #ifdef HAVE_WAIT_NOHANG
922 (void) bsd_signal (SIGCHLD
, SIG_DFL
);
924 # if defined SIGCLD && SIGCLD != SIGCHLD
925 (void) bsd_signal (SIGCLD
, SIG_DFL
);
929 /* Make sure stdout is line-buffered. */
932 # ifdef SETVBUF_REVERSED
933 setvbuf (stdout
, _IOLBF
, xmalloc (BUFSIZ
), BUFSIZ
);
934 # else /* setvbuf not reversed. */
935 /* Some buggy systems lose if we pass 0 instead of allocating ourselves. */
936 setvbuf (stdout
, (char *) 0, _IOLBF
, BUFSIZ
);
937 # endif /* setvbuf reversed. */
938 #elif HAVE_SETLINEBUF
940 #endif /* setlinebuf missing. */
942 /* Figure out where this program lives. */
946 if (argv
[0][0] == '\0')
951 program
= strrchr (argv
[0], ']');
953 program
= strrchr (argv
[0], '/');
957 program
= strrchr (argv
[0], '\\');
960 /* Some weird environments might pass us argv[0] with
961 both kinds of slashes; we must find the rightmost. */
962 char *p
= strrchr (argv
[0], '\\');
963 if (p
&& p
> program
)
966 if (program
== 0 && argv
[0][1] == ':')
967 program
= argv
[0] + 1;
975 /* Set up to access user data (files). */
978 initialize_global_hash_tables ();
980 /* Figure out where we are. */
983 if (getcwd_fs (current_directory
, GET_PATH_MAX
) == 0)
985 if (getcwd (current_directory
, GET_PATH_MAX
) == 0)
989 perror_with_name ("getcwd: ", "");
991 error (NILF
, "getwd: %s", current_directory
);
993 current_directory
[0] = '\0';
994 directory_before_chdir
= 0;
997 directory_before_chdir
= xstrdup (current_directory
);
999 /* Make sure we will return to the initial directory, come what may. */
1000 atexit (msdos_return_to_initial_directory
);
1003 /* Initialize the special variables. */
1004 define_variable (".VARIABLES", 10, "", o_default
, 0)->special
= 1;
1005 /* define_variable (".TARGETS", 8, "", o_default, 0); */
1007 /* Read in variables from the environment. It is important that this be
1008 done before $(MAKE) is figured out so its definitions will not be
1009 from the environment. */
1012 for (i
= 0; envp
[i
] != 0; ++i
)
1015 register char *ep
= envp
[i
];
1017 /* by default, everything gets defined and exported */
1023 if (!unix_path
&& strneq(envp
[i
], "PATH=", 5))
1025 else if (!windows32_path
&& !strnicmp(envp
[i
], "Path=", 5)) {
1026 do_not_define
= 1; /* it gets defined after loop exits */
1027 windows32_path
= ep
+1;
1030 /* The result of pointer arithmetic is cast to unsigned int for
1031 machines where ptrdiff_t is a different size that doesn't widen
1034 define_variable (envp
[i
], (unsigned int) (ep
- envp
[i
]),
1036 /* Force exportation of every variable culled from the environment.
1037 We used to rely on target_environment's v_default code to do this.
1038 But that does not work for the case where an environment variable
1039 is redefined in a makefile with `override'; it should then still
1040 be exported, because it was originally in the environment. */
1041 ->export
= v_export
;
1045 * Make sure that this particular spelling of 'Path' is available
1048 define_variable("Path", 4, windows32_path
, o_env
, 1)->export
= v_export
;
1050 define_variable("Path", 4, unix_path
, o_env
, 1)->export
= v_export
;
1052 define_variable("Path", 4, "", o_env
, 1)->export
= v_export
;
1055 * PATH defaults to Path iff PATH not found and Path is found.
1057 if (!unix_path
&& windows32_path
)
1058 define_variable("PATH", 4, windows32_path
, o_env
, 1)->export
= v_export
;
1060 #else /* For Amiga, read the ENV: device, ignoring all dirs */
1062 BPTR env
, file
, old
;
1065 __aligned
struct FileInfoBlock fib
;
1067 env
= Lock ("ENV:", ACCESS_READ
);
1070 old
= CurrentDir (DupLock(env
));
1071 Examine (env
, &fib
);
1073 while (ExNext (env
, &fib
))
1075 if (fib
.fib_DirEntryType
< 0) /* File */
1077 /* Define an empty variable. It will be filled in
1078 variable_lookup(). Makes startup quite a bit
1080 define_variable (fib
.fib_FileName
,
1081 strlen (fib
.fib_FileName
),
1082 "", o_env
, 1)->export
= v_export
;
1086 UnLock(CurrentDir(old
));
1091 /* Decode the switches. */
1093 decode_env_switches ("MAKEFLAGS", 9);
1095 /* People write things like:
1096 MFLAGS="CC=gcc -pipe" "CFLAGS=-g"
1097 and we set the -p, -i and -e switches. Doesn't seem quite right. */
1098 decode_env_switches ("MFLAGS", 6);
1100 decode_switches (argc
, argv
, 0);
1103 fprintf(stderr
, "%s (pid = %d)\n", argv
[0], GetCurrentProcessId());
1104 fprintf(stderr
, _("%s is suspending for 30 seconds..."), argv
[0]);
1106 fprintf(stderr
, _("done sleep(30). Continuing.\n"));
1110 decode_debug_flags ();
1112 /* Print version information. */
1114 if (print_version_flag
|| print_data_base_flag
|| db_level
)
1117 /* `make --version' is supposed to just print the version and exit. */
1118 if (print_version_flag
)
1122 /* Set the "MAKE_COMMAND" variable to the name we were invoked with.
1123 (If it is a relative pathname with a slash, prepend our directory name
1124 so the result will run the same program regardless of the current dir.
1125 If it is a name with no slash, we can only hope that PATH did not
1126 find it in the current directory.) */
1129 * Convert from backslashes to forward slashes for
1130 * programs like sh which don't like them. Shouldn't
1131 * matter if the path is one way or the other for
1134 if (strpbrk(argv
[0], "/:\\") ||
1135 strstr(argv
[0], "..") ||
1136 strneq(argv
[0], "//", 2))
1137 argv
[0] = xstrdup(w32ify(argv
[0],1));
1138 #else /* WINDOWS32 */
1140 if (strchr (argv
[0], '\\'))
1144 argv
[0] = xstrdup (argv
[0]);
1145 for (p
= argv
[0]; *p
; p
++)
1149 /* If argv[0] is not in absolute form, prepend the current
1150 directory. This can happen when Make is invoked by another DJGPP
1151 program that uses a non-absolute name. */
1152 if (current_directory
[0] != '\0'
1154 && (argv
[0][0] != '/' && (argv
[0][0] == '\0' || argv
[0][1] != ':')))
1155 argv
[0] = concat (current_directory
, "/", argv
[0]);
1156 #else /* !__MSDOS__ */
1157 if (current_directory
[0] != '\0'
1158 && argv
[0] != 0 && argv
[0][0] != '/' && strchr (argv
[0], '/') != 0)
1159 argv
[0] = concat (current_directory
, "/", argv
[0]);
1160 #endif /* !__MSDOS__ */
1161 #endif /* WINDOWS32 */
1164 /* The extra indirection through $(MAKE_COMMAND) is done
1165 for hysterical raisins. */
1166 (void) define_variable ("MAKE_COMMAND", 12, argv
[0], o_default
, 0);
1167 (void) define_variable ("MAKE", 4, "$(MAKE_COMMAND)", o_default
, 1);
1169 if (command_variables
!= 0)
1171 struct command_variable
*cv
;
1173 unsigned int len
= 0;
1176 /* Figure out how much space will be taken up by the command-line
1177 variable definitions. */
1178 for (cv
= command_variables
; cv
!= 0; cv
= cv
->next
)
1181 len
+= 2 * strlen (v
->name
);
1185 len
+= 2 * strlen (v
->value
);
1189 /* Now allocate a buffer big enough and fill it. */
1190 p
= value
= (char *) alloca (len
);
1191 for (cv
= command_variables
; cv
!= 0; cv
= cv
->next
)
1194 p
= quote_for_env (p
, v
->name
);
1198 p
= quote_for_env (p
, v
->value
);
1201 p
[-1] = '\0'; /* Kill the final space and terminate. */
1203 /* Define an unchangeable variable with a name that no POSIX.2
1204 makefile could validly use for its own variable. */
1205 (void) define_variable ("-*-command-variables-*-", 23,
1206 value
, o_automatic
, 0);
1208 /* Define the variable; this will not override any user definition.
1209 Normally a reference to this variable is written into the value of
1210 MAKEFLAGS, allowing the user to override this value to affect the
1211 exported value of MAKEFLAGS. In POSIX-pedantic mode, we cannot
1212 allow the user's setting of MAKEOVERRIDES to affect MAKEFLAGS, so
1213 a reference to this hidden variable is written instead. */
1214 (void) define_variable ("MAKEOVERRIDES", 13,
1215 "${-*-command-variables-*-}", o_env
, 1);
1218 /* If there were -C flags, move ourselves about. */
1219 if (directories
!= 0)
1220 for (i
= 0; directories
->list
[i
] != 0; ++i
)
1222 char *dir
= directories
->list
[i
];
1225 char *expanded
= tilde_expand (dir
);
1229 if (chdir (dir
) < 0)
1230 pfatal_with_name (dir
);
1231 if (dir
!= directories
->list
[i
])
1237 * THIS BLOCK OF CODE MUST COME AFTER chdir() CALL ABOVE IN ORDER
1238 * TO NOT CONFUSE THE DEPENDENCY CHECKING CODE IN implicit.c.
1240 * The functions in dir.c can incorrectly cache information for "."
1241 * before we have changed directory and this can cause file
1242 * lookups to fail because the current directory (.) was pointing
1243 * at the wrong place when it was first evaluated.
1245 no_default_sh_exe
= !find_and_set_default_shell(NULL
);
1247 #endif /* WINDOWS32 */
1248 /* Figure out the level of recursion. */
1250 struct variable
*v
= lookup_variable (MAKELEVEL_NAME
, MAKELEVEL_LENGTH
);
1251 if (v
!= 0 && v
->value
[0] != '\0' && v
->value
[0] != '-')
1252 makelevel
= (unsigned int) atoi (v
->value
);
1257 /* Except under -s, always do -w in sub-makes and under -C. */
1258 if (!silent_flag
&& (directories
!= 0 || makelevel
> 0))
1259 print_directory_flag
= 1;
1261 /* Let the user disable that with --no-print-directory. */
1262 if (inhibit_print_directory_flag
)
1263 print_directory_flag
= 0;
1265 /* If -R was given, set -r too (doesn't make sense otherwise!) */
1266 if (no_builtin_variables_flag
)
1267 no_builtin_rules_flag
= 1;
1269 /* Construct the list of include directories to search. */
1271 construct_include_path (include_directories
== 0 ? (char **) 0
1272 : include_directories
->list
);
1274 /* Figure out where we are now, after chdir'ing. */
1275 if (directories
== 0)
1276 /* We didn't move, so we're still in the same place. */
1277 starting_directory
= current_directory
;
1281 if (getcwd_fs (current_directory
, GET_PATH_MAX
) == 0)
1283 if (getcwd (current_directory
, GET_PATH_MAX
) == 0)
1287 perror_with_name ("getcwd: ", "");
1289 error (NILF
, "getwd: %s", current_directory
);
1291 starting_directory
= 0;
1294 starting_directory
= current_directory
;
1297 (void) define_variable ("CURDIR", 6, current_directory
, o_default
, 0);
1299 /* Read any stdin makefiles into temporary files. */
1303 register unsigned int i
;
1304 for (i
= 0; i
< makefiles
->idx
; ++i
)
1305 if (makefiles
->list
[i
][0] == '-' && makefiles
->list
[i
][1] == '\0')
1307 /* This makefile is standard input. Since we may re-exec
1308 and thus re-read the makefiles, we read standard input
1309 into a temporary file and read from that. */
1311 char *template, *tmpdir
;
1314 fatal (NILF
, _("Makefile from standard input specified twice."));
1317 # define DEFAULT_TMPDIR "sys$scratch:"
1320 # define DEFAULT_TMPDIR P_tmpdir
1322 # define DEFAULT_TMPDIR "/tmp"
1325 #define DEFAULT_TMPFILE "GmXXXXXX"
1327 if (((tmpdir
= getenv ("TMPDIR")) == NULL
|| *tmpdir
== '\0')
1328 #if defined __MSDOS__ || defined(WINDOWS32)
1329 /* These are also used commonly on these platforms. */
1330 && ((tmpdir
= getenv ("TEMP")) == NULL
|| *tmpdir
== '\0')
1331 && ((tmpdir
= getenv ("TMP")) == NULL
|| *tmpdir
== '\0')
1334 tmpdir
= DEFAULT_TMPDIR
;
1336 template = (char *) alloca (strlen (tmpdir
)
1337 + sizeof (DEFAULT_TMPFILE
) + 1);
1338 strcpy (template, tmpdir
);
1340 #ifdef HAVE_DOS_PATHS
1341 if (strchr ("/\\", template[strlen (template) - 1]) == NULL
)
1342 strcat (template, "/");
1345 if (template[strlen (template) - 1] != '/')
1346 strcat (template, "/");
1348 #endif /* !HAVE_DOS_PATHS */
1350 strcat (template, DEFAULT_TMPFILE
);
1351 outfile
= open_tmpfile (&stdin_nm
, template);
1353 pfatal_with_name (_("fopen (temporary file)"));
1354 while (!feof (stdin
))
1357 unsigned int n
= fread (buf
, 1, sizeof (buf
), stdin
);
1358 if (n
> 0 && fwrite (buf
, 1, n
, outfile
) != n
)
1359 pfatal_with_name (_("fwrite (temporary file)"));
1361 (void) fclose (outfile
);
1363 /* Replace the name that read_all_makefiles will
1364 see with the name of the temporary file. */
1365 makefiles
->list
[i
] = xstrdup (stdin_nm
);
1367 /* Make sure the temporary file will not be remade. */
1368 f
= enter_file (stdin_nm
);
1370 f
->update_status
= 0;
1371 f
->command_state
= cs_finished
;
1372 /* Can't be intermediate, or it'll be removed too early for
1374 f
->intermediate
= 0;
1379 #if defined(MAKE_JOBSERVER) || !defined(HAVE_WAIT_NOHANG)
1380 /* Set up to handle children dying. This must be done before
1381 reading in the makefiles so that `shell' function calls will work.
1383 If we don't have a hanging wait we have to fall back to old, broken
1384 functionality here and rely on the signal handler and counting
1387 If we're using the jobs pipe we need a signal handler so that
1388 SIGCHLD is not ignored; we need it to interrupt the read(2) of the
1389 jobserver pipe in job.c if we're waiting for a token.
1391 If none of these are true, we don't need a signal handler at all. */
1393 extern RETSIGTYPE child_handler
PARAMS ((int sig
));
1394 # if defined SIGCHLD
1395 bsd_signal (SIGCHLD
, child_handler
);
1397 # if defined SIGCLD && SIGCLD != SIGCHLD
1398 bsd_signal (SIGCLD
, child_handler
);
1403 /* Let the user send us SIGUSR1 to toggle the -d flag during the run. */
1405 bsd_signal (SIGUSR1
, debug_signal_handler
);
1408 /* Define the initial list of suffixes for old-style rules. */
1410 set_default_suffixes ();
1412 /* Define the file rules for the built-in suffix rules. These will later
1413 be converted into pattern rules. We used to do this in
1414 install_default_implicit_rules, but since that happens after reading
1415 makefiles, it results in the built-in pattern rules taking precedence
1416 over makefile-specified suffix rules, which is wrong. */
1418 install_default_suffix_rules ();
1420 /* Define some internal and special variables. */
1422 define_automatic_variables ();
1424 /* Set up the MAKEFLAGS and MFLAGS variables
1425 so makefiles can look at them. */
1427 define_makeflags (0, 0);
1429 /* Define the default variables. */
1430 define_default_variables ();
1432 /* Read all the makefiles. */
1434 default_file
= enter_file (".DEFAULT");
1437 = read_all_makefiles (makefiles
== 0 ? (char **) 0 : makefiles
->list
);
1440 /* look one last time after reading all Makefiles */
1441 if (no_default_sh_exe
)
1442 no_default_sh_exe
= !find_and_set_default_shell(NULL
);
1444 if (no_default_sh_exe
&& job_slots
!= 1) {
1445 error (NILF
, _("Do not specify -j or --jobs if sh.exe is not available."));
1446 error (NILF
, _("Resetting make for single job mode."));
1449 #endif /* WINDOWS32 */
1452 /* We need to know what kind of shell we will be using. */
1454 extern int _is_unixy_shell (const char *_path
);
1455 struct variable
*shv
= lookup_variable ("SHELL", 5);
1456 extern int unixy_shell
;
1457 extern char *default_shell
;
1459 if (shv
&& *shv
->value
)
1461 char *shell_path
= recursively_expand(shv
);
1463 if (shell_path
&& _is_unixy_shell (shell_path
))
1468 default_shell
= shell_path
;
1471 #endif /* __MSDOS__ */
1473 /* Decode switches again, in case the variables were set by the makefile. */
1474 decode_env_switches ("MAKEFLAGS", 9);
1476 decode_env_switches ("MFLAGS", 6);
1483 _("Parallel jobs (-j) are not supported on this platform."));
1484 error (NILF
, _("Resetting to single job (-j1) mode."));
1489 #ifdef MAKE_JOBSERVER
1490 /* If the jobserver-fds option is seen, make sure that -j is reasonable. */
1496 for (i
=1; i
< jobserver_fds
->idx
; ++i
)
1497 if (!streq (jobserver_fds
->list
[0], jobserver_fds
->list
[i
]))
1498 fatal (NILF
, _("internal error: multiple --jobserver-fds options"));
1500 /* Now parse the fds string and make sure it has the proper format. */
1502 cp
= jobserver_fds
->list
[0];
1504 if (sscanf (cp
, "%d,%d", &job_fds
[0], &job_fds
[1]) != 2)
1506 _("internal error: invalid --jobserver-fds string `%s'"), cp
);
1508 /* The combination of a pipe + !job_slots means we're using the
1509 jobserver. If !job_slots and we don't have a pipe, we can start
1510 infinite jobs. If we see both a pipe and job_slots >0 that means the
1511 user set -j explicitly. This is broken; in this case obey the user
1512 (ignore the jobserver pipe for this make) but print a message. */
1516 _("warning: -jN forced in submake: disabling jobserver mode."));
1518 /* Create a duplicate pipe, that will be closed in the SIGCHLD
1519 handler. If this fails with EBADF, the parent has closed the pipe
1520 on us because it didn't think we were a submake. If so, print a
1521 warning then default to -j1. */
1523 else if ((job_rfd
= dup (job_fds
[0])) < 0)
1526 pfatal_with_name (_("dup jobserver"));
1529 _("warning: jobserver unavailable: using -j1. Add `+' to parent make rule."));
1537 job_fds
[0] = job_fds
[1] = -1;
1538 free (jobserver_fds
->list
);
1539 free (jobserver_fds
);
1544 /* If we have >1 slot but no jobserver-fds, then we're a top-level make.
1545 Set up the pipe and install the fds option for our children. */
1551 if (pipe (job_fds
) < 0 || (job_rfd
= dup (job_fds
[0])) < 0)
1552 pfatal_with_name (_("creating jobs pipe"));
1554 /* Every make assumes that it always has one job it can run. For the
1555 submakes it's the token they were given by their parent. For the
1556 top make, we just subtract one from the number the user wants. We
1557 want job_slots to be 0 to indicate we're using the jobserver. */
1560 if (write (job_fds
[1], &c
, 1) != 1)
1561 pfatal_with_name (_("init jobserver pipe"));
1563 /* Fill in the jobserver_fds struct for our children. */
1565 jobserver_fds
= (struct stringlist
*)
1566 xmalloc (sizeof (struct stringlist
));
1567 jobserver_fds
->list
= (char **) xmalloc (sizeof (char *));
1568 jobserver_fds
->list
[0] = xmalloc ((sizeof ("1024")*2)+1);
1570 sprintf (jobserver_fds
->list
[0], "%d,%d", job_fds
[0], job_fds
[1]);
1571 jobserver_fds
->idx
= 1;
1572 jobserver_fds
->max
= 1;
1576 /* Set up MAKEFLAGS and MFLAGS again, so they will be right. */
1578 define_makeflags (1, 0);
1580 /* Make each `struct dep' point at the `struct file' for the file
1581 depended on. Also do magic for special targets. */
1585 /* Convert old-style suffix rules to pattern rules. It is important to
1586 do this before installing the built-in pattern rules below, so that
1587 makefile-specified suffix rules take precedence over built-in pattern
1590 convert_to_pattern ();
1592 /* Install the default implicit pattern rules.
1593 This used to be done before reading the makefiles.
1594 But in that case, built-in pattern rules were in the chain
1595 before user-defined ones, so they matched first. */
1597 install_default_implicit_rules ();
1599 /* Compute implicit rule limits. */
1601 count_implicit_rule_limits ();
1603 /* Construct the listings of directories in VPATH lists. */
1605 build_vpath_lists ();
1607 /* Mark files given with -o flags as very old
1608 and as having been updated already, and files given with -W flags as
1609 brand new (time-stamp as far as possible into the future). */
1612 for (p
= old_files
->list
; *p
!= 0; ++p
)
1614 f
= enter_command_line_file (*p
);
1615 f
->last_mtime
= f
->mtime_before_update
= OLD_MTIME
;
1617 f
->update_status
= 0;
1618 f
->command_state
= cs_finished
;
1623 for (p
= new_files
->list
; *p
!= 0; ++p
)
1625 f
= enter_command_line_file (*p
);
1626 f
->last_mtime
= f
->mtime_before_update
= NEW_MTIME
;
1630 /* Initialize the remote job module. */
1633 if (read_makefiles
!= 0)
1635 /* Update any makefiles if necessary. */
1637 FILE_TIMESTAMP
*makefile_mtimes
= 0;
1638 unsigned int mm_idx
= 0;
1639 char **nargv
= argv
;
1641 int orig_db_level
= db_level
;
1643 if (! ISDB (DB_MAKEFILES
))
1646 DB (DB_BASIC
, (_("Updating makefiles....\n")));
1648 /* Remove any makefiles we don't want to try to update.
1649 Also record the current modtimes so we can compare them later. */
1651 register struct dep
*d
, *last
;
1656 register struct file
*f
= d
->file
;
1657 if (f
->double_colon
)
1658 for (f
= f
->double_colon
; f
!= NULL
; f
= f
->prev
)
1660 if (f
->deps
== 0 && f
->cmds
!= 0)
1662 /* This makefile is a :: target with commands, but
1663 no dependencies. So, it will always be remade.
1664 This might well cause an infinite loop, so don't
1665 try to remake it. (This will only happen if
1666 your makefiles are written exceptionally
1667 stupidly; but if you work for Athena, that's how
1668 you write your makefiles.) */
1671 (_("Makefile `%s' might loop; not remaking it.\n"),
1675 read_makefiles
= d
->next
;
1677 last
->next
= d
->next
;
1679 /* Free the storage. */
1682 d
= last
== 0 ? read_makefiles
: last
->next
;
1687 if (f
== NULL
|| !f
->double_colon
)
1689 makefile_mtimes
= (FILE_TIMESTAMP
*)
1690 xrealloc ((char *) makefile_mtimes
,
1691 (mm_idx
+ 1) * sizeof (FILE_TIMESTAMP
));
1692 makefile_mtimes
[mm_idx
++] = file_mtime_no_search (d
->file
);
1699 /* Set up `MAKEFLAGS' specially while remaking makefiles. */
1700 define_makeflags (1, 1);
1702 switch (update_goal_chain (read_makefiles
, 1))
1705 /* The only way this can happen is if the user specified -q and asked
1706 * for one of the makefiles to be remade as a target on the command
1707 * line. Since we're not actually updating anything with -q we can
1708 * treat this as "did nothing".
1716 /* Failed to update. Figure out if we care. */
1718 /* Nonzero if any makefile was successfully remade. */
1720 /* Nonzero if any makefile we care about failed
1721 in updating or could not be found at all. */
1723 register unsigned int i
;
1726 for (i
= 0, d
= read_makefiles
; d
!= 0; ++i
, d
= d
->next
)
1728 /* Reset the considered flag; we may need to look at the file
1729 again to print an error. */
1730 d
->file
->considered
= 0;
1732 if (d
->file
->updated
)
1734 /* This makefile was updated. */
1735 if (d
->file
->update_status
== 0)
1737 /* It was successfully updated. */
1738 any_remade
|= (file_mtime_no_search (d
->file
)
1739 != makefile_mtimes
[i
]);
1741 else if (! (d
->changed
& RM_DONTCARE
))
1743 FILE_TIMESTAMP mtime
;
1744 /* The update failed and this makefile was not
1745 from the MAKEFILES variable, so we care. */
1746 error (NILF
, _("Failed to remake makefile `%s'."),
1748 mtime
= file_mtime_no_search (d
->file
);
1749 any_remade
|= (mtime
!= NONEXISTENT_MTIME
1750 && mtime
!= makefile_mtimes
[i
]);
1754 /* This makefile was not found at all. */
1755 if (! (d
->changed
& RM_DONTCARE
))
1757 /* This is a makefile we care about. See how much. */
1758 if (d
->changed
& RM_INCLUDED
)
1759 /* An included makefile. We don't need
1760 to die, but we do want to complain. */
1762 _("Included makefile `%s' was not found."),
1766 /* A normal makefile. We must die later. */
1767 error (NILF
, _("Makefile `%s' was not found"),
1773 /* Reset this to empty so we get the right error message below. */
1785 /* Updated successfully. Re-exec ourselves. */
1787 remove_intermediates (0);
1789 if (print_data_base_flag
)
1792 log_working_directory (0);
1796 /* These names might have changed. */
1797 register unsigned int i
, j
= 0;
1798 for (i
= 1; i
< argc
; ++i
)
1799 if (strneq (argv
[i
], "-f", 2)) /* XXX */
1801 char *p
= &argv
[i
][2];
1803 argv
[++i
] = makefiles
->list
[j
];
1805 argv
[i
] = concat ("-f", makefiles
->list
[j
], "");
1810 /* Add -o option for the stdin temporary file, if necessary. */
1813 nargv
= (char **) xmalloc ((nargc
+ 2) * sizeof (char *));
1814 bcopy ((char *) argv
, (char *) nargv
, argc
* sizeof (char *));
1815 nargv
[nargc
++] = concat ("-o", stdin_nm
, "");
1819 if (directories
!= 0 && directories
->idx
> 0)
1822 if (directory_before_chdir
!= 0)
1824 if (chdir (directory_before_chdir
) < 0)
1826 perror_with_name ("chdir", "");
1835 fatal (NILF
, _("Couldn't change back to original directory."));
1839 for (p
= environ
; *p
!= 0; ++p
)
1840 if ((*p
)[MAKELEVEL_LENGTH
] == '='
1841 && strneq (*p
, MAKELEVEL_NAME
, MAKELEVEL_LENGTH
))
1843 /* The SGI compiler apparently can't understand
1844 the concept of storing the result of a function
1845 in something other than a local variable. */
1847 sgi_loses
= (char *) alloca (40);
1849 sprintf (*p
, "%s=%u", MAKELEVEL_NAME
, makelevel
);
1857 len
= GetVar (MAKELEVEL_NAME
, buffer
, sizeof (buffer
), GVF_GLOBAL_ONLY
);
1861 sprintf (buffer
, "%u", makelevel
);
1862 SetVar (MAKELEVEL_NAME
, buffer
, -1, GVF_GLOBAL_ONLY
);
1867 if (ISDB (DB_BASIC
))
1870 fputs (_("Re-executing:"), stdout
);
1871 for (p
= nargv
; *p
!= 0; ++p
)
1879 /* Close the dup'd jobserver pipe if we opened one. */
1884 exec_command (nargv
, environ
);
1886 exec_command (nargv
);
1892 #define BOGUS_UPDATE_STATUS 0
1893 assert (BOGUS_UPDATE_STATUS
);
1897 db_level
= orig_db_level
;
1900 /* Set up `MAKEFLAGS' again for the normal targets. */
1901 define_makeflags (1, 0);
1903 /* If there is a temp file from reading a makefile from stdin, get rid of
1905 if (stdin_nm
&& unlink (stdin_nm
) < 0 && errno
!= ENOENT
)
1906 perror_with_name (_("unlink (temporary file): "), stdin_nm
);
1911 /* If there were no command-line goals, use the default. */
1914 if (default_goal_file
!= 0)
1916 goals
= (struct dep
*) xmalloc (sizeof (struct dep
));
1919 goals
->ignore_mtime
= 0;
1920 goals
->file
= default_goal_file
;
1928 if (read_makefiles
== 0)
1929 fatal (NILF
, _("No targets specified and no makefile found"));
1931 fatal (NILF
, _("No targets"));
1934 /* Update the goals. */
1936 DB (DB_BASIC
, (_("Updating goal targets....\n")));
1938 switch (update_goal_chain (goals
, 0))
1941 /* Nothing happened. */
1943 /* Updated successfully. */
1944 status
= MAKE_SUCCESS
;
1947 /* We are under -q and would run some commands. */
1948 status
= MAKE_TROUBLE
;
1951 /* Updating failed. POSIX.2 specifies exit status >1 for this;
1952 but in VMS, there is only success and failure. */
1953 status
= MAKE_FAILURE
;
1959 /* If we detected some clock skew, generate one last warning */
1960 if (clock_skew_detected
)
1962 _("warning: Clock skew detected. Your build may be incomplete."));
1971 /* Parsing of arguments, decoding of switches. */
1973 static char options
[1 + sizeof (switches
) / sizeof (switches
[0]) * 3];
1974 static struct option long_options
[(sizeof (switches
) / sizeof (switches
[0])) +
1975 (sizeof (long_option_aliases
) /
1976 sizeof (long_option_aliases
[0]))];
1978 /* Fill in the string and vector for getopt. */
1980 init_switches (void)
1984 register unsigned int i
;
1986 if (options
[0] != '\0')
1992 /* Return switch and non-switch args in order, regardless of
1993 POSIXLY_CORRECT. Non-switch args are returned as option 1. */
1996 for (i
= 0; switches
[i
].c
!= '\0'; ++i
)
1998 long_options
[i
].name
= (switches
[i
].long_name
== 0 ? "" :
1999 switches
[i
].long_name
);
2000 long_options
[i
].flag
= 0;
2001 long_options
[i
].val
= switches
[i
].c
;
2002 if (short_option (switches
[i
].c
))
2003 *p
++ = switches
[i
].c
;
2004 switch (switches
[i
].type
)
2009 long_options
[i
].has_arg
= no_argument
;
2015 if (short_option (switches
[i
].c
))
2017 if (switches
[i
].noarg_value
!= 0)
2019 if (short_option (switches
[i
].c
))
2021 long_options
[i
].has_arg
= optional_argument
;
2024 long_options
[i
].has_arg
= required_argument
;
2029 for (c
= 0; c
< (sizeof (long_option_aliases
) /
2030 sizeof (long_option_aliases
[0]));
2032 long_options
[i
++] = long_option_aliases
[c
];
2033 long_options
[i
].name
= 0;
2037 handle_non_switch_argument (char *arg
, int env
)
2039 /* Non-option argument. It might be a variable definition. */
2041 if (arg
[0] == '-' && arg
[1] == '\0')
2042 /* Ignore plain `-' for compatibility. */
2044 v
= try_variable_definition (0, arg
, o_command
, 0);
2047 /* It is indeed a variable definition. Record a pointer to
2048 the variable for later use in define_makeflags. */
2049 struct command_variable
*cv
2050 = (struct command_variable
*) xmalloc (sizeof (*cv
));
2052 cv
->next
= command_variables
;
2053 command_variables
= cv
;
2057 /* Not an option or variable definition; it must be a goal
2058 target! Enter it as a file and add it to the dep chain of
2060 struct file
*f
= enter_command_line_file (arg
);
2065 goals
= (struct dep
*) xmalloc (sizeof (struct dep
));
2070 lastgoal
->next
= (struct dep
*) xmalloc (sizeof (struct dep
));
2071 lastgoal
= lastgoal
->next
;
2075 lastgoal
->ignore_mtime
= 0;
2078 /* Add this target name to the MAKECMDGOALS variable. */
2082 v
= lookup_variable ("MAKECMDGOALS", 12);
2087 /* Paste the old and new values together */
2088 unsigned int oldlen
, newlen
;
2090 oldlen
= strlen (v
->value
);
2091 newlen
= strlen (f
->name
);
2092 value
= (char *) alloca (oldlen
+ 1 + newlen
+ 1);
2093 bcopy (v
->value
, value
, oldlen
);
2094 value
[oldlen
] = ' ';
2095 bcopy (f
->name
, &value
[oldlen
+ 1], newlen
+ 1);
2097 define_variable ("MAKECMDGOALS", 12, value
, o_default
, 0);
2102 /* Print a nice usage method. */
2105 print_usage (int bad
)
2107 extern char *make_host
;
2108 const char *const *cpp
;
2111 if (print_version_flag
)
2114 usageto
= bad
? stderr
: stdout
;
2116 fprintf (usageto
, _("Usage: %s [options] [target] ...\n"), program
);
2118 for (cpp
= usage
; *cpp
; ++cpp
)
2119 fputs (_(*cpp
), usageto
);
2121 if (!remote_description
|| *remote_description
== '\0')
2122 fprintf (usageto
, _("\nThis program built for %s\n"), make_host
);
2124 fprintf (usageto
, _("\nThis program built for %s (%s)\n"),
2125 make_host
, remote_description
);
2127 fprintf (usageto
, _("Report bugs to <bug-make@gnu.org>\n"));
2130 /* Decode switches from ARGC and ARGV.
2131 They came from the environment if ENV is nonzero. */
2134 decode_switches (int argc
, char **argv
, int env
)
2137 register const struct command_switch
*cs
;
2138 register struct stringlist
*sl
;
2141 /* getopt does most of the parsing for us.
2142 First, get its vectors set up. */
2146 /* Let getopt produce error messages for the command line,
2147 but not for options from the environment. */
2149 /* Reset getopt's state. */
2152 while (optind
< argc
)
2154 /* Parse the next argument. */
2155 c
= getopt_long (argc
, argv
, options
, long_options
, (int *) 0);
2157 /* End of arguments, or "--" marker seen. */
2160 /* An argument not starting with a dash. */
2161 handle_non_switch_argument (optarg
, env
);
2163 /* Bad option. We will print a usage message and die later.
2164 But continue to parse the other options so the user can
2165 see all he did wrong. */
2168 for (cs
= switches
; cs
->c
!= '\0'; ++cs
)
2171 /* Whether or not we will actually do anything with
2172 this switch. We test this individually inside the
2173 switch below rather than just once outside it, so that
2174 options which are to be ignored still consume args. */
2175 int doit
= !env
|| cs
->env
;
2188 *(int *) cs
->value_ptr
= cs
->type
== flag
;
2196 optarg
= cs
->noarg_value
;
2198 sl
= *(struct stringlist
**) cs
->value_ptr
;
2201 sl
= (struct stringlist
*)
2202 xmalloc (sizeof (struct stringlist
));
2205 sl
->list
= (char **) xmalloc (5 * sizeof (char *));
2206 *(struct stringlist
**) cs
->value_ptr
= sl
;
2208 else if (sl
->idx
== sl
->max
- 1)
2211 sl
->list
= (char **)
2212 xrealloc ((char *) sl
->list
,
2213 sl
->max
* sizeof (char *));
2215 sl
->list
[sl
->idx
++] = optarg
;
2216 sl
->list
[sl
->idx
] = 0;
2220 /* See if we have an option argument; if we do require that
2221 it's all digits, not something like "10foo". */
2222 if (optarg
== 0 && argc
> optind
)
2225 for (cp
=argv
[optind
]; ISDIGIT (cp
[0]); ++cp
)
2228 optarg
= argv
[optind
++];
2236 int i
= atoi (optarg
);
2239 /* Yes, I realize we're repeating this in some cases. */
2240 for (cp
= optarg
; ISDIGIT (cp
[0]); ++cp
)
2243 if (i
< 1 || cp
[0] != '\0')
2245 error (NILF
, _("the `-%c' option requires a positive integral argument"),
2250 *(unsigned int *) cs
->value_ptr
= i
;
2253 *(unsigned int *) cs
->value_ptr
2254 = *(unsigned int *) cs
->noarg_value
;
2259 if (optarg
== 0 && optind
< argc
2260 && (ISDIGIT (argv
[optind
][0]) || argv
[optind
][0] == '.'))
2261 optarg
= argv
[optind
++];
2264 *(double *) cs
->value_ptr
2265 = (optarg
!= 0 ? atof (optarg
)
2266 : *(double *) cs
->noarg_value
);
2272 /* We've found the switch. Stop looking. */
2277 /* There are no more options according to getting getopt, but there may
2278 be some arguments left. Since we have asked for non-option arguments
2279 to be returned in order, this only happens when there is a "--"
2280 argument to prevent later arguments from being options. */
2281 while (optind
< argc
)
2282 handle_non_switch_argument (argv
[optind
++], env
);
2285 if (!env
&& (bad
|| print_usage_flag
))
2292 /* Decode switches from environment variable ENVAR (which is LEN chars long).
2293 We do this by chopping the value into a vector of words, prepending a
2294 dash to the first word if it lacks one, and passing the vector to
2298 decode_env_switches (char *envar
, unsigned int len
)
2300 char *varref
= (char *) alloca (2 + len
+ 2);
2305 /* Get the variable's value. */
2308 bcopy (envar
, &varref
[2], len
);
2309 varref
[2 + len
] = ')';
2310 varref
[2 + len
+ 1] = '\0';
2311 value
= variable_expand (varref
);
2313 /* Skip whitespace, and check for an empty value. */
2314 value
= next_token (value
);
2315 len
= strlen (value
);
2319 /* Allocate a vector that is definitely big enough. */
2320 argv
= (char **) alloca ((1 + len
+ 1) * sizeof (char *));
2322 /* Allocate a buffer to copy the value into while we split it into words
2323 and unquote it. We must use permanent storage for this because
2324 decode_switches may store pointers into the passed argument words. */
2325 p
= (char *) xmalloc (2 * len
);
2327 /* getopt will look at the arguments starting at ARGV[1].
2328 Prepend a spacer word. */
2332 while (*value
!= '\0')
2334 if (*value
== '\\' && value
[1] != '\0')
2335 ++value
; /* Skip the backslash. */
2336 else if (isblank ((unsigned char)*value
))
2338 /* End of the word. */
2343 while (isblank ((unsigned char)*value
));
2351 if (argv
[1][0] != '-' && strchr (argv
[1], '=') == 0)
2352 /* The first word doesn't start with a dash and isn't a variable
2353 definition. Add a dash and pass it along to decode_switches. We
2354 need permanent storage for this in case decode_switches saves
2355 pointers into the value. */
2356 argv
[1] = concat ("-", argv
[1], "");
2358 /* Parse those words. */
2359 decode_switches (argc
, argv
, 1);
2362 /* Quote the string IN so that it will be interpreted as a single word with
2363 no magic by decode_env_switches; also double dollar signs to avoid
2364 variable expansion in make itself. Write the result into OUT, returning
2365 the address of the next character to be written.
2366 Allocating space for OUT twice the length of IN is always sufficient. */
2369 quote_for_env (char *out
, char *in
)
2375 else if (isblank ((unsigned char)*in
) || *in
== '\\')
2383 /* Define the MAKEFLAGS and MFLAGS variables to reflect the settings of the
2384 command switches. Include options with args if ALL is nonzero.
2385 Don't include options with the `no_makefile' flag set if MAKEFILE. */
2388 define_makeflags (int all
, int makefile
)
2390 static const char ref
[] = "$(MAKEOVERRIDES)";
2391 static const char posixref
[] = "$(-*-command-variables-*-)";
2392 register const struct command_switch
*cs
;
2398 /* We will construct a linked list of `struct flag's describing
2399 all the flags which need to go in MAKEFLAGS. Then, once we
2400 know how many there are and their lengths, we can put them all
2401 together in a string. */
2406 const struct command_switch
*cs
;
2409 struct flag
*flags
= 0;
2410 unsigned int flagslen
= 0;
2411 #define ADD_FLAG(ARG, LEN) \
2413 struct flag *new = (struct flag *) alloca (sizeof (struct flag)); \
2416 new->next = flags; \
2418 if (new->arg == 0) \
2419 ++flagslen; /* Just a single flag letter. */ \
2421 flagslen += 1 + 1 + 1 + 1 + 3 * (LEN); /* " -x foo" */ \
2422 if (!short_option (cs->c)) \
2423 /* This switch has no single-letter version, so we use the long. */ \
2424 flagslen += 2 + strlen (cs->long_name); \
2427 for (cs
= switches
; cs
->c
!= '\0'; ++cs
)
2428 if (cs
->toenv
&& (!makefile
|| !cs
->no_makefile
))
2439 if (!*(int *) cs
->value_ptr
== (cs
->type
== flag_off
)
2440 && (cs
->default_value
== 0
2441 || *(int *) cs
->value_ptr
!= *(int *) cs
->default_value
))
2448 if ((cs
->default_value
!= 0
2449 && (*(unsigned int *) cs
->value_ptr
2450 == *(unsigned int *) cs
->default_value
)))
2452 else if (cs
->noarg_value
!= 0
2453 && (*(unsigned int *) cs
->value_ptr
==
2454 *(unsigned int *) cs
->noarg_value
))
2455 ADD_FLAG ("", 0); /* Optional value omitted; see below. */
2456 else if (cs
->c
== 'j')
2457 /* Special case for `-j'. */
2461 char *buf
= (char *) alloca (30);
2462 sprintf (buf
, "%u", *(unsigned int *) cs
->value_ptr
);
2463 ADD_FLAG (buf
, strlen (buf
));
2472 if (cs
->default_value
!= 0
2473 && (*(double *) cs
->value_ptr
2474 == *(double *) cs
->default_value
))
2476 else if (cs
->noarg_value
!= 0
2477 && (*(double *) cs
->value_ptr
2478 == *(double *) cs
->noarg_value
))
2479 ADD_FLAG ("", 0); /* Optional value omitted; see below. */
2482 char *buf
= (char *) alloca (100);
2483 sprintf (buf
, "%g", *(double *) cs
->value_ptr
);
2484 ADD_FLAG (buf
, strlen (buf
));
2493 struct stringlist
*sl
= *(struct stringlist
**) cs
->value_ptr
;
2496 /* Add the elements in reverse order, because
2497 all the flags get reversed below; and the order
2498 matters for some switches (like -I). */
2499 register unsigned int i
= sl
->idx
;
2501 ADD_FLAG (sl
->list
[i
], strlen (sl
->list
[i
]));
2507 flagslen
+= 4 + sizeof posixref
; /* Four more for the possible " -- ". */
2511 /* Construct the value in FLAGSTRING.
2512 We allocate enough space for a preceding dash and trailing null. */
2513 flagstring
= (char *) alloca (1 + flagslen
+ 1);
2514 bzero (flagstring
, 1 + flagslen
+ 1);
2520 /* Add the flag letter or name to the string. */
2521 if (short_option (flags
->cs
->c
))
2522 *p
++ = flags
->cs
->c
;
2531 strcpy (p
, flags
->cs
->long_name
);
2534 if (flags
->arg
!= 0)
2536 /* A flag that takes an optional argument which in this case is
2537 omitted is specified by ARG being "". We must distinguish
2538 because a following flag appended without an intervening " -"
2539 is considered the arg for the first. */
2540 if (flags
->arg
[0] != '\0')
2542 /* Add its argument too. */
2543 *p
++ = !short_option (flags
->cs
->c
) ? '=' : ' ';
2544 p
= quote_for_env (p
, flags
->arg
);
2547 /* Write a following space and dash, for the next flag. */
2551 else if (!short_option (flags
->cs
->c
))
2554 /* Long options must each go in their own word,
2555 so we write the following space and dash. */
2559 flags
= flags
->next
;
2562 /* Define MFLAGS before appending variable definitions. */
2564 if (p
== &flagstring
[1])
2566 flagstring
[0] = '\0';
2567 else if (p
[-1] == '-')
2569 /* Kill the final space and dash. */
2574 /* Terminate the string. */
2577 /* Since MFLAGS is not parsed for flags, there is no reason to
2578 override any makefile redefinition. */
2579 (void) define_variable ("MFLAGS", 6, flagstring
, o_env
, 1);
2581 if (all
&& command_variables
!= 0)
2583 /* Now write a reference to $(MAKEOVERRIDES), which contains all the
2584 command-line variable definitions. */
2586 if (p
== &flagstring
[1])
2587 /* No flags written, so elide the leading dash already written. */
2591 /* Separate the variables from the switches with a "--" arg. */
2594 /* We did not already write a trailing " -". */
2598 /* There is a trailing " -"; fill it out to " -- ". */
2603 /* Copy in the string. */
2606 bcopy (posixref
, p
, sizeof posixref
- 1);
2607 p
+= sizeof posixref
- 1;
2611 bcopy (ref
, p
, sizeof ref
- 1);
2612 p
+= sizeof ref
- 1;
2615 else if (p
== &flagstring
[1])
2620 else if (p
[-1] == '-')
2621 /* Kill the final space and dash. */
2623 /* Terminate the string. */
2626 v
= define_variable ("MAKEFLAGS", 9,
2627 /* If there are switches, omit the leading dash
2628 unless it is a single long option with two
2630 &flagstring
[(flagstring
[0] == '-'
2631 && flagstring
[1] != '-')
2633 /* This used to use o_env, but that lost when a
2634 makefile defined MAKEFLAGS. Makefiles set
2635 MAKEFLAGS to add switches, but we still want
2636 to redefine its value with the full set of
2637 switches. Of course, an override or command
2638 definition will still take precedence. */
2641 /* The first time we are called, set MAKEFLAGS to always be exported.
2642 We should not do this again on the second call, because that is
2643 after reading makefiles which might have done `unexport MAKEFLAGS'. */
2644 v
->export
= v_export
;
2647 /* Print version information. */
2650 print_version (void)
2652 static int printed_version
= 0;
2654 char *precede
= print_data_base_flag
? "# " : "";
2656 if (printed_version
)
2657 /* Do it only once. */
2660 /* Print this untranslated. The coding standards recommend translating the
2661 (C) to the copyright symbol, but this string is going to change every
2662 year, and none of the rest of it should be translated (including the
2663 word "Copyright", so it hardly seems worth it. */
2665 printf ("%sGNU Make %s\n\
2666 %sCopyright (C) 2002 Free Software Foundation, Inc.\n",
2667 precede
, version_string
, precede
);
2669 printf (_("%sThis is free software; see the source for copying conditions.\n\
2670 %sThere is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A\n\
2671 %sPARTICULAR PURPOSE.\n"),
2672 precede
, precede
, precede
);
2674 printed_version
= 1;
2676 /* Flush stdout so the user doesn't have to wait to see the
2677 version information while things are thought about. */
2681 /* Print a bunch of information about this and that. */
2684 print_data_base (void)
2688 when
= time ((time_t *) 0);
2689 printf (_("\n# Make data base, printed on %s"), ctime (&when
));
2691 print_variable_data_base ();
2692 print_dir_data_base ();
2693 print_rule_data_base ();
2694 print_file_data_base ();
2695 print_vpath_data_base ();
2697 when
= time ((time_t *) 0);
2698 printf (_("\n# Finished Make data base on %s\n"), ctime (&when
));
2701 /* Exit with STATUS, cleaning up as necessary. */
2706 static char dying
= 0;
2714 if (print_version_flag
)
2717 /* Wait for children to die. */
2718 for (err
= (status
!= 0); job_slots_used
> 0; err
= 0)
2719 reap_children (1, err
);
2721 /* Let the remote job module clean up its state. */
2724 /* Remove the intermediate files. */
2725 remove_intermediates (0);
2727 if (print_data_base_flag
)
2730 /* Try to move back to the original directory. This is essential on
2731 MS-DOS (where there is really only one process), and on Unix it
2732 puts core files in the original directory instead of the -C
2733 directory. Must wait until after remove_intermediates(), or unlinks
2734 of relative pathnames fail. */
2735 if (directory_before_chdir
!= 0)
2736 chdir (directory_before_chdir
);
2738 log_working_directory (0);
2744 /* Write a message indicating that we've just entered or
2745 left (according to ENTERING) the current directory. */
2748 log_working_directory (int entering
)
2750 static int entered
= 0;
2752 /* Print nothing without the flag. Don't print the entering message
2753 again if we already have. Don't print the leaving message if we
2754 haven't printed the entering message. */
2755 if (! print_directory_flag
|| entering
== entered
)
2760 if (print_data_base_flag
)
2761 fputs ("# ", stdout
);
2763 /* Use entire sentences to give the translators a fighting chance. */
2766 if (starting_directory
== 0)
2768 printf (_("%s: Entering an unknown directory"), program
);
2770 printf (_("%s: Leaving an unknown directory"), program
);
2773 printf (_("%s: Entering directory `%s'\n"),
2774 program
, starting_directory
);
2776 printf (_("%s: Leaving directory `%s'\n"),
2777 program
, starting_directory
);
2779 if (starting_directory
== 0)
2781 printf (_("%s[%u]: Entering an unknown directory"),
2782 program
, makelevel
);
2784 printf (_("%s[%u]: Leaving an unknown directory"),
2785 program
, makelevel
);
2788 printf (_("%s[%u]: Entering directory `%s'\n"),
2789 program
, makelevel
, starting_directory
);
2791 printf (_("%s[%u]: Leaving directory `%s'\n"),
2792 program
, makelevel
, starting_directory
);