1 /* Top level stuff for GDB, the GNU debugger.
3 Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995,
4 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007
5 Free Software Foundation, Inc.
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
29 #include "exceptions.h"
32 #include <sys/types.h>
36 #include "gdb_string.h"
37 #include "event-loop.h"
43 /* If nonzero, display time usage both at startup and for each command. */
47 /* If nonzero, display space usage both at startup and for each command. */
51 /* The selected interpreter. This will be used as a set command
52 variable, so it should always be malloc'ed - since
53 do_setshow_command will free it. */
56 /* Whether xdb commands will be handled */
59 /* Whether dbx commands will be handled */
62 /* System root path, used to find libraries etc. */
63 char *gdb_sysroot
= 0;
65 struct ui_file
*gdb_stdout
;
66 struct ui_file
*gdb_stderr
;
67 struct ui_file
*gdb_stdlog
;
68 struct ui_file
*gdb_stdin
;
69 /* target IO streams */
70 struct ui_file
*gdb_stdtargin
;
71 struct ui_file
*gdb_stdtarg
;
72 struct ui_file
*gdb_stdtargerr
;
74 /* Support for the --batch-silent option. */
77 /* Support for --return-child-result option.
78 Set the default to -1 to return error in the case
79 that the program does not run or does not complete. */
80 int return_child_result
= 0;
81 int return_child_result_value
= -1;
83 /* Whether to enable writing into executable and core files */
84 extern int write_files
;
86 static void print_gdb_help (struct ui_file
*);
88 /* These two are used to set the external editor commands when gdb is farming
89 out files to be edited by another program. */
91 extern char *external_editor_command
;
93 /* Call command_loop. If it happens to return, pass that through as a
94 non-zero return status. */
97 captured_command_loop (void *data
)
99 current_interp_command_loop ();
100 /* FIXME: cagney/1999-11-05: A correct command_loop() implementaton
101 would clean things up (restoring the cleanup chain) to the state
102 they were just prior to the call. Technically, this means that
103 the do_cleanups() below is redundant. Unfortunately, many FUNCs
104 are not that well behaved. do_cleanups should either be replaced
105 with a do_cleanups call (to cover the problem) or an assertion
106 check to detect bad FUNCs code. */
107 do_cleanups (ALL_CLEANUPS
);
108 /* If the command_loop returned, normally (rather than threw an
109 error) we try to quit. If the quit is aborted, catch_errors()
110 which called this catch the signal and restart the command
112 quit_command (NULL
, instream
== stdin
);
117 captured_main (void *data
)
119 struct captured_main_args
*context
= data
;
120 int argc
= context
->argc
;
121 char **argv
= context
->argv
;
123 static int quiet
= 0;
124 static int batch
= 0;
125 static int set_args
= 0;
127 /* Pointers to various arguments from command line. */
129 char *execarg
= NULL
;
130 char *corearg
= NULL
;
134 /* These are static so that we can take their address in an initializer. */
135 static int print_help
;
136 static int print_version
;
138 /* Pointers to all arguments of --command option. */
146 /* Allocated size of cmdarg. */
148 /* Number of elements of cmdarg used. */
151 /* Indices of all arguments of --directory option. */
153 /* Allocated size. */
155 /* Number of elements used. */
158 struct stat homebuf
, cwdbuf
;
163 long time_at_startup
= get_run_time ();
165 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
166 setlocale (LC_MESSAGES
, "");
168 #if defined (HAVE_SETLOCALE)
169 setlocale (LC_CTYPE
, "");
171 bindtextdomain (PACKAGE
, LOCALEDIR
);
172 textdomain (PACKAGE
);
175 lim_at_start
= (char *) sbrk (0);
178 #if defined (ALIGN_STACK_ON_STARTUP)
179 i
= (int) &count
& 0x3;
185 cmdarg
= (struct cmdarg
*) xmalloc (cmdsize
* sizeof (*cmdarg
));
188 dirarg
= (char **) xmalloc (dirsize
* sizeof (*dirarg
));
192 line
= (char *) xmalloc (linesize
);
193 line
[0] = '\0'; /* Terminate saved (now empty) cmd line */
196 getcwd (gdb_dirbuf
, sizeof (gdb_dirbuf
));
197 current_directory
= gdb_dirbuf
;
199 gdb_stdout
= stdio_fileopen (stdout
);
200 gdb_stderr
= stdio_fileopen (stderr
);
201 gdb_stdlog
= gdb_stderr
; /* for moment */
202 gdb_stdtarg
= gdb_stderr
; /* for moment */
203 gdb_stdin
= stdio_fileopen (stdin
);
204 gdb_stdtargerr
= gdb_stderr
; /* for moment */
205 gdb_stdtargin
= gdb_stdin
; /* for moment */
207 /* Set the sysroot path. */
208 #ifdef TARGET_SYSTEM_ROOT_RELOCATABLE
209 gdb_sysroot
= make_relative_prefix (argv
[0], BINDIR
, TARGET_SYSTEM_ROOT
);
215 if (stat (gdb_sysroot
, &s
) == 0)
216 if (S_ISDIR (s
.st_mode
))
222 gdb_sysroot
= xstrdup (TARGET_SYSTEM_ROOT
);
226 gdb_sysroot
= xstrdup (TARGET_SYSTEM_ROOT
);
228 gdb_sysroot
= xstrdup (TARGET_SYSTEM_ROOT
);
231 /* Canonicalize the sysroot path. */
234 char *canon_sysroot
= lrealpath (gdb_sysroot
);
238 gdb_sysroot
= canon_sysroot
;
242 #ifdef DEBUGDIR_RELOCATABLE
243 debug_file_directory
= make_relative_prefix (argv
[0], BINDIR
, DEBUGDIR
);
244 if (debug_file_directory
)
249 if (stat (debug_file_directory
, &s
) == 0)
250 if (S_ISDIR (s
.st_mode
))
255 xfree (debug_file_directory
);
256 debug_file_directory
= xstrdup (DEBUGDIR
);
260 debug_file_directory
= xstrdup (DEBUGDIR
);
262 debug_file_directory
= xstrdup (DEBUGDIR
);
265 /* Canonicalize the debugfile path. */
266 if (*debug_file_directory
)
268 char *canon_debug
= lrealpath (debug_file_directory
);
271 xfree (debug_file_directory
);
272 debug_file_directory
= canon_debug
;
276 /* There will always be an interpreter. Either the one passed into
277 this captured main, or one specified by the user at start up, or
278 the console. Initialize the interpreter to the one requested by
280 interpreter_p
= xstrdup (context
->interpreter_p
);
282 /* Parse arguments and options. */
285 /* When var field is 0, use flag field to record the equivalent
286 short option (or arbitrary numbers starting at 10 for those
287 with no equivalent). */
297 static struct option long_options
[] =
299 {"tui", no_argument
, 0, OPT_TUI
},
300 {"xdb", no_argument
, &xdb_commands
, 1},
301 {"dbx", no_argument
, &dbx_commands
, 1},
302 {"readnow", no_argument
, &readnow_symbol_files
, 1},
303 {"r", no_argument
, &readnow_symbol_files
, 1},
304 {"quiet", no_argument
, &quiet
, 1},
305 {"q", no_argument
, &quiet
, 1},
306 {"silent", no_argument
, &quiet
, 1},
307 {"nx", no_argument
, &inhibit_gdbinit
, 1},
308 {"n", no_argument
, &inhibit_gdbinit
, 1},
309 {"batch-silent", no_argument
, 0, 'B'},
310 {"batch", no_argument
, &batch
, 1},
311 {"epoch", no_argument
, &epoch_interface
, 1},
313 /* This is a synonym for "--annotate=1". --annotate is now preferred,
314 but keep this here for a long time because people will be running
315 emacses which use --fullname. */
316 {"fullname", no_argument
, 0, 'f'},
317 {"f", no_argument
, 0, 'f'},
319 {"annotate", required_argument
, 0, OPT_ANNOTATE
},
320 {"help", no_argument
, &print_help
, 1},
321 {"se", required_argument
, 0, OPT_SE
},
322 {"symbols", required_argument
, 0, 's'},
323 {"s", required_argument
, 0, 's'},
324 {"exec", required_argument
, 0, 'e'},
325 {"e", required_argument
, 0, 'e'},
326 {"core", required_argument
, 0, 'c'},
327 {"c", required_argument
, 0, 'c'},
328 {"pid", required_argument
, 0, 'p'},
329 {"p", required_argument
, 0, 'p'},
330 {"command", required_argument
, 0, 'x'},
331 {"eval-command", required_argument
, 0, 'X'},
332 {"version", no_argument
, &print_version
, 1},
333 {"x", required_argument
, 0, 'x'},
334 {"ex", required_argument
, 0, 'X'},
336 {"tclcommand", required_argument
, 0, 'z'},
337 {"enable-external-editor", no_argument
, 0, 'y'},
338 {"editor-command", required_argument
, 0, 'w'},
340 {"ui", required_argument
, 0, 'i'},
341 {"interpreter", required_argument
, 0, 'i'},
342 {"i", required_argument
, 0, 'i'},
343 {"directory", required_argument
, 0, 'd'},
344 {"d", required_argument
, 0, 'd'},
345 {"cd", required_argument
, 0, OPT_CD
},
346 {"tty", required_argument
, 0, 't'},
347 {"baud", required_argument
, 0, 'b'},
348 {"b", required_argument
, 0, 'b'},
349 {"nw", no_argument
, NULL
, OPT_NOWINDOWS
},
350 {"nowindows", no_argument
, NULL
, OPT_NOWINDOWS
},
351 {"w", no_argument
, NULL
, OPT_WINDOWS
},
352 {"windows", no_argument
, NULL
, OPT_WINDOWS
},
353 {"statistics", no_argument
, 0, OPT_STATISTICS
},
354 {"write", no_argument
, &write_files
, 1},
355 {"args", no_argument
, &set_args
, 1},
356 {"l", required_argument
, 0, 'l'},
357 {"return-child-result", no_argument
, &return_child_result
, 1},
358 {0, no_argument
, 0, 0}
365 c
= getopt_long_only (argc
, argv
, "",
366 long_options
, &option_index
);
367 if (c
== EOF
|| set_args
)
370 /* Long option that takes an argument. */
371 if (c
== 0 && long_options
[option_index
].flag
== 0)
372 c
= long_options
[option_index
].val
;
377 /* Long option that just sets a flag. */
387 /* FIXME: what if the syntax is wrong (e.g. not digits)? */
388 annotation_level
= atoi (optarg
);
391 /* Enable the display of both time and space usage. */
396 /* --tui is equivalent to -i=tui. */
398 xfree (interpreter_p
);
399 interpreter_p
= xstrdup (INTERP_TUI
);
401 fprintf_unfiltered (gdb_stderr
,
402 _("%s: TUI mode is not supported\n"),
408 /* FIXME: cagney/2003-03-01: Not sure if this option is
409 actually useful, and if it is, what it should do. */
411 /* --windows is equivalent to -i=insight. */
412 xfree (interpreter_p
);
413 interpreter_p
= xstrdup (INTERP_INSIGHT
);
418 /* -nw is equivalent to -i=console. */
419 xfree (interpreter_p
);
420 interpreter_p
= xstrdup (INTERP_CONSOLE
);
424 annotation_level
= 1;
425 /* We have probably been invoked from emacs. Disable window interface. */
438 /* "corearg" is shared by "--core" and "--pid" */
442 cmdarg
[ncmd
].type
= CMDARG_FILE
;
443 cmdarg
[ncmd
++].string
= optarg
;
447 cmdarg
= xrealloc ((char *) cmdarg
,
448 cmdsize
* sizeof (*cmdarg
));
452 cmdarg
[ncmd
].type
= CMDARG_COMMAND
;
453 cmdarg
[ncmd
++].string
= optarg
;
457 cmdarg
= xrealloc ((char *) cmdarg
,
458 cmdsize
* sizeof (*cmdarg
));
462 batch
= batch_silent
= 1;
463 gdb_stdout
= ui_file_new();
468 extern int gdbtk_test (char *);
469 if (!gdbtk_test (optarg
))
471 fprintf_unfiltered (gdb_stderr
, _("%s: unable to load tclcommand file \"%s\""),
478 /* Backwards compatibility only. */
482 external_editor_command
= xstrdup (optarg
);
487 xfree (interpreter_p
);
488 interpreter_p
= xstrdup (optarg
);
491 dirarg
[ndir
++] = optarg
;
495 dirarg
= (char **) xrealloc ((char *) dirarg
,
496 dirsize
* sizeof (*dirarg
));
510 i
= strtol (optarg
, &p
, 0);
511 if (i
== 0 && p
== optarg
)
513 /* Don't use *_filtered or warning() (which relies on
514 current_target) until after initialize_all_files(). */
518 _("warning: could not set baud rate to `%s'.\n"), optarg
);
528 i
= strtol (optarg
, &p
, 0);
529 if (i
== 0 && p
== optarg
)
531 /* Don't use *_filtered or warning() (which relies on
532 current_target) until after initialize_all_files(). */
536 _("warning: could not set timeout limit to `%s'.\n"), optarg
);
543 fprintf_unfiltered (gdb_stderr
,
544 _("Use `%s --help' for a complete list of options.\n"),
550 /* If --help or --version, disable window interface. */
551 if (print_help
|| print_version
)
558 /* The remaining options are the command-line options for the
559 inferior. The first one is the sym/exec file, and the rest
563 fprintf_unfiltered (gdb_stderr
,
564 _("%s: `--args' specified but no program specified\n"),
568 symarg
= argv
[optind
];
569 execarg
= argv
[optind
];
571 set_inferior_args_vector (argc
- optind
, &argv
[optind
]);
575 /* OK, that's all the options. The other arguments are filenames. */
577 for (; optind
< argc
; optind
++)
581 symarg
= argv
[optind
];
582 execarg
= argv
[optind
];
585 /* The documentation says this can be a "ProcID" as well.
586 We will try it as both a corefile and a pid. */
587 corearg
= argv
[optind
];
590 fprintf_unfiltered (gdb_stderr
,
591 _("Excess command line arguments ignored. (%s%s)\n"),
592 argv
[optind
], (optind
== argc
- 1) ? "" : " ...");
600 /* Initialize all files. Give the interpreter a chance to take
601 control of the console via the deprecated_init_ui_hook (). */
604 /* Do these (and anything which might call wrap_here or *_filtered)
605 after initialize_all_files() but before the interpreter has been
606 installed. Otherwize the help/version messages will be eaten by
607 the interpreter's output handler. */
611 print_gdb_version (gdb_stdout
);
613 printf_filtered ("\n");
619 print_gdb_help (gdb_stdout
);
620 fputs_unfiltered ("\n", gdb_stdout
);
624 /* FIXME: cagney/2003-02-03: The big hack (part 1 of 2) that lets
625 GDB retain the old MI1 interpreter startup behavior. Output the
626 copyright message before the interpreter is installed. That way
627 it isn't encapsulated in MI output. */
628 if (!quiet
&& strcmp (interpreter_p
, INTERP_MI1
) == 0)
630 /* Print all the junk at the top, with trailing "..." if we are about
631 to read a symbol file (possibly slowly). */
632 print_gdb_version (gdb_stdout
);
634 printf_filtered ("..");
636 printf_filtered ("\n");
637 gdb_flush (gdb_stdout
); /* Force to screen during slow operations */
641 /* Install the default UI. All the interpreters should have had a
642 look at things by now. Initialize the default interpreter. */
646 struct interp
*interp
= interp_lookup (interpreter_p
);
648 error (_("Interpreter `%s' unrecognized"), interpreter_p
);
650 if (!interp_set (interp
))
652 fprintf_unfiltered (gdb_stderr
,
653 "Interpreter `%s' failed to initialize.\n",
659 /* FIXME: cagney/2003-02-03: The big hack (part 2 of 2) that lets
660 GDB retain the old MI1 interpreter startup behavior. Output the
661 copyright message after the interpreter is installed when it is
662 any sane interpreter. */
663 if (!quiet
&& !current_interp_named_p (INTERP_MI1
))
665 /* Print all the junk at the top, with trailing "..." if we are about
666 to read a symbol file (possibly slowly). */
667 print_gdb_version (gdb_stdout
);
669 printf_filtered ("..");
671 printf_filtered ("\n");
672 gdb_flush (gdb_stdout
); /* Force to screen during slow operations */
675 /* Set off error and warning messages with a blank line. */
676 error_pre_print
= "\n";
677 quit_pre_print
= error_pre_print
;
678 warning_pre_print
= _("\nwarning: ");
680 /* Read and execute $HOME/.gdbinit file, if it exists. This is done
681 *before* all the command line arguments are processed; it sets
682 global parameters, which are independent of what file you are
683 debugging or what directory you are in. */
684 homedir
= getenv ("HOME");
687 char *homeinit
= xstrprintf ("%s/%s", homedir
, gdbinit
);
689 if (!inhibit_gdbinit
)
691 catch_command_errors (source_script
, homeinit
, 0, RETURN_MASK_ALL
);
694 /* Do stats; no need to do them elsewhere since we'll only
695 need them if homedir is set. Make sure that they are
696 zero in case one of them fails (this guarantees that they
697 won't match if either exists). */
699 memset (&homebuf
, 0, sizeof (struct stat
));
700 memset (&cwdbuf
, 0, sizeof (struct stat
));
702 stat (homeinit
, &homebuf
);
703 stat (gdbinit
, &cwdbuf
); /* We'll only need this if
708 /* Now perform all the actions indicated by the arguments. */
711 catch_command_errors (cd_command
, cdarg
, 0, RETURN_MASK_ALL
);
714 for (i
= 0; i
< ndir
; i
++)
715 catch_command_errors (directory_switch
, dirarg
[i
], 0, RETURN_MASK_ALL
);
720 && strcmp (execarg
, symarg
) == 0)
722 /* The exec file and the symbol-file are the same. If we can't
723 open it, better only print one error message.
724 catch_command_errors returns non-zero on success! */
725 if (catch_command_errors (exec_file_attach
, execarg
, !batch
, RETURN_MASK_ALL
))
726 catch_command_errors (symbol_file_add_main
, symarg
, 0, RETURN_MASK_ALL
);
731 catch_command_errors (exec_file_attach
, execarg
, !batch
, RETURN_MASK_ALL
);
733 catch_command_errors (symbol_file_add_main
, symarg
, 0, RETURN_MASK_ALL
);
738 /* corearg may be either a corefile or a pid.
739 If its first character is a digit, try attach first
740 and then corefile. Otherwise try corefile first. */
742 if (isdigit (corearg
[0]))
744 if (catch_command_errors (attach_command
, corearg
,
745 !batch
, RETURN_MASK_ALL
) == 0)
746 catch_command_errors (core_file_command
, corearg
,
747 !batch
, RETURN_MASK_ALL
);
749 else /* Can't be a pid, better be a corefile. */
750 catch_command_errors (core_file_command
, corearg
,
751 !batch
, RETURN_MASK_ALL
);
755 catch_command_errors (tty_command
, ttyarg
, !batch
, RETURN_MASK_ALL
);
757 /* Error messages should no longer be distinguished with extra output. */
758 error_pre_print
= NULL
;
759 quit_pre_print
= NULL
;
760 warning_pre_print
= _("warning: ");
762 /* Read the .gdbinit file in the current directory, *if* it isn't
763 the same as the $HOME/.gdbinit file (it should exist, also). */
766 || memcmp ((char *) &homebuf
, (char *) &cwdbuf
, sizeof (struct stat
)))
767 if (!inhibit_gdbinit
)
769 catch_command_errors (source_script
, gdbinit
, 0, RETURN_MASK_ALL
);
772 for (i
= 0; i
< ncmd
; i
++)
775 /* NOTE: cagney/1999-11-03: SET_TOP_LEVEL() was a macro that
776 expanded into a call to setjmp(). */
777 if (!SET_TOP_LEVEL ()) /* NB: This is #if 0'd out */
779 /* NOTE: I am commenting this out, because it is not clear
780 where this feature is used. It is very old and
781 undocumented. ezannoni: 1999-05-04 */
783 if (cmdarg
[i
][0] == '-' && cmdarg
[i
][1] == '\0')
784 read_command_file (stdin
);
787 source_script (cmdarg
[i
], !batch
);
788 do_cleanups (ALL_CLEANUPS
);
791 if (cmdarg
[i
].type
== CMDARG_FILE
)
792 catch_command_errors (source_script
, cmdarg
[i
].string
,
793 !batch
, RETURN_MASK_ALL
);
794 else /* cmdarg[i].type == CMDARG_COMMAND */
795 catch_command_errors (execute_command
, cmdarg
[i
].string
,
796 !batch
, RETURN_MASK_ALL
);
800 /* Read in the old history after all the command files have been read. */
805 /* We have hit the end of the batch file. */
806 quit_force (NULL
, 0);
809 /* Do any host- or target-specific hacks. This is used for i960 targets
810 to force the user to set a nindy target and spec its parameters. */
812 #ifdef BEFORE_MAIN_LOOP_HOOK
813 BEFORE_MAIN_LOOP_HOOK
;
816 /* Show time and/or space usage. */
820 long init_time
= get_run_time () - time_at_startup
;
822 printf_unfiltered (_("Startup time: %ld.%06ld\n"),
823 init_time
/ 1000000, init_time
% 1000000);
829 extern char **environ
;
830 char *lim
= (char *) sbrk (0);
832 printf_unfiltered (_("Startup size: data size %ld\n"),
833 (long) (lim
- (char *) &environ
));
838 /* FIXME: cagney/1999-11-06: The original main loop was like: */
841 if (!SET_TOP_LEVEL ())
843 do_cleanups (ALL_CLEANUPS
); /* Do complete cleanup */
844 /* GUIs generally have their own command loop, mainloop, or
845 whatever. This is a good place to gain control because
846 many error conditions will end up here via longjmp(). */
847 if (deprecated_command_loop_hook
)
848 deprecated_command_loop_hook ();
850 deprecated_command_loop ();
851 quit_command ((char *) 0, instream
== stdin
);
854 /* NOTE: If the command_loop() returned normally, the loop would
855 attempt to exit by calling the function quit_command(). That
856 function would either call exit() or throw an error returning
857 control to SET_TOP_LEVEL. */
858 /* NOTE: The function do_cleanups() was called once each time round
859 the loop. The usefulness of the call isn't clear. If an error
860 was thrown, everything would have already been cleaned up. If
861 command_loop() returned normally and quit_command() was called,
862 either exit() or error() (again cleaning up) would be called. */
864 /* NOTE: cagney/1999-11-07: There is probably no reason for not
865 moving this loop and the code found in captured_command_loop()
866 into the command_loop() proper. The main thing holding back that
867 change - SET_TOP_LEVEL() - has been eliminated. */
870 catch_errors (captured_command_loop
, 0, "", RETURN_MASK_ALL
);
872 /* No exit -- exit is through quit_command. */
876 gdb_main (struct captured_main_args
*args
)
878 use_windows
= args
->use_windows
;
879 catch_errors (captured_main
, args
, "", RETURN_MASK_ALL
);
880 /* The only way to end up here is by an error (normal exit is
881 handled by quit_force()), hence always return an error status. */
886 /* Don't use *_filtered for printing help. We don't want to prompt
887 for continue no matter how small the screen or how much we're going
891 print_gdb_help (struct ui_file
*stream
)
893 fputs_unfiltered (_("\
894 This is the GNU debugger. Usage:\n\n\
895 gdb [options] [executable-file [core-file or process-id]]\n\
896 gdb [options] --args executable-file [inferior-arguments ...]\n\n\
899 fputs_unfiltered (_("\
900 --args Arguments after executable-file are passed to inferior\n\
902 fputs_unfiltered (_("\
903 -b BAUDRATE Set serial port baud rate used for remote debugging.\n\
904 --batch Exit after processing options.\n\
905 --batch-silent As for --batch, but suppress all gdb stdout output.\n\
906 --return-child-result\n\
907 GDB exit code will be the child's exit code.\n\
908 --cd=DIR Change current directory to DIR.\n\
909 --command=FILE, -x Execute GDB commands from FILE.\n\
910 --eval-command=COMMAND, -ex\n\
911 Execute a single GDB command.\n\
912 May be used multiple times and in conjunction\n\
914 --core=COREFILE Analyze the core dump COREFILE.\n\
915 --pid=PID Attach to running process PID.\n\
917 fputs_unfiltered (_("\
918 --dbx DBX compatibility mode.\n\
919 --directory=DIR Search for source files in DIR.\n\
920 --epoch Output information used by epoch emacs-GDB interface.\n\
921 --exec=EXECFILE Use EXECFILE as the executable.\n\
922 --fullname Output information used by emacs-GDB interface.\n\
923 --help Print this message.\n\
925 fputs_unfiltered (_("\
926 --interpreter=INTERP\n\
927 Select a specific interpreter / user interface\n\
929 fputs_unfiltered (_("\
930 -l TIMEOUT Set timeout in seconds for remote debugging.\n\
931 --nw Do not use a window interface.\n\
932 --nx Do not read "), stream
);
933 fputs_unfiltered (gdbinit
, stream
);
934 fputs_unfiltered (_(" file.\n\
935 --quiet Do not print version number on startup.\n\
936 --readnow Fully read symbol files on first access.\n\
938 fputs_unfiltered (_("\
939 --se=FILE Use FILE as symbol file and executable file.\n\
940 --symbols=SYMFILE Read symbols from SYMFILE.\n\
941 --tty=TTY Use TTY for input/output by the program being debugged.\n\
944 fputs_unfiltered (_("\
945 --tui Use a terminal user interface.\n\
948 fputs_unfiltered (_("\
949 --version Print version information and then exit.\n\
950 -w Use a window interface.\n\
951 --write Set writing into executable and core files.\n\
952 --xdb XDB compatibility mode.\n\
954 fputs_unfiltered (_("\n\
955 For more information, type \"help\" from within GDB, or consult the\n\
956 GDB manual (available as on-line info or a printed manual).\n\
957 Report bugs to \"bug-gdb@gnu.org\".\