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 2 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, write to the Free Software
21 Foundation, Inc., 51 Franklin Street, Fifth Floor,
22 Boston, MA 02110-1301, USA. */
31 #include "exceptions.h"
34 #include <sys/types.h>
38 #include "gdb_string.h"
39 #include "event-loop.h"
45 /* If nonzero, display time usage both at startup and for each command. */
49 /* If nonzero, display space usage both at startup and for each command. */
53 /* The selected interpreter. This will be used as a set command
54 variable, so it should always be malloc'ed - since
55 do_setshow_command will free it. */
58 /* Whether xdb commands will be handled */
61 /* Whether dbx commands will be handled */
64 /* System root path, used to find libraries etc. */
65 char *gdb_sysroot
= 0;
67 struct ui_file
*gdb_stdout
;
68 struct ui_file
*gdb_stderr
;
69 struct ui_file
*gdb_stdlog
;
70 struct ui_file
*gdb_stdin
;
71 /* target IO streams */
72 struct ui_file
*gdb_stdtargin
;
73 struct ui_file
*gdb_stdtarg
;
74 struct ui_file
*gdb_stdtargerr
;
76 /* Support for the --batch-silent option. */
79 /* Support for --return-child-result option.
80 Set the default to -1 to return error in the case
81 that the program does not run or does not complete. */
82 int return_child_result
= 0;
83 int return_child_result_value
= -1;
85 /* Whether to enable writing into executable and core files */
86 extern int write_files
;
88 static void print_gdb_help (struct ui_file
*);
90 /* These two are used to set the external editor commands when gdb is farming
91 out files to be edited by another program. */
93 extern char *external_editor_command
;
95 /* Call command_loop. If it happens to return, pass that through as a
96 non-zero return status. */
99 captured_command_loop (void *data
)
101 current_interp_command_loop ();
102 /* FIXME: cagney/1999-11-05: A correct command_loop() implementaton
103 would clean things up (restoring the cleanup chain) to the state
104 they were just prior to the call. Technically, this means that
105 the do_cleanups() below is redundant. Unfortunately, many FUNCs
106 are not that well behaved. do_cleanups should either be replaced
107 with a do_cleanups call (to cover the problem) or an assertion
108 check to detect bad FUNCs code. */
109 do_cleanups (ALL_CLEANUPS
);
110 /* If the command_loop returned, normally (rather than threw an
111 error) we try to quit. If the quit is aborted, catch_errors()
112 which called this catch the signal and restart the command
114 quit_command (NULL
, instream
== stdin
);
119 captured_main (void *data
)
121 struct captured_main_args
*context
= data
;
122 int argc
= context
->argc
;
123 char **argv
= context
->argv
;
125 static int quiet
= 0;
126 static int batch
= 0;
127 static int set_args
= 0;
129 /* Pointers to various arguments from command line. */
131 char *execarg
= NULL
;
132 char *corearg
= NULL
;
136 /* These are static so that we can take their address in an initializer. */
137 static int print_help
;
138 static int print_version
;
140 /* Pointers to all arguments of --command option. */
148 /* Allocated size of cmdarg. */
150 /* Number of elements of cmdarg used. */
153 /* Indices of all arguments of --directory option. */
155 /* Allocated size. */
157 /* Number of elements used. */
160 struct stat homebuf
, cwdbuf
;
165 long time_at_startup
= get_run_time ();
167 #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES)
168 setlocale (LC_MESSAGES
, "");
170 #if defined (HAVE_SETLOCALE)
171 setlocale (LC_CTYPE
, "");
173 bindtextdomain (PACKAGE
, LOCALEDIR
);
174 textdomain (PACKAGE
);
177 lim_at_start
= (char *) sbrk (0);
180 #if defined (ALIGN_STACK_ON_STARTUP)
181 i
= (int) &count
& 0x3;
187 cmdarg
= (struct cmdarg
*) xmalloc (cmdsize
* sizeof (*cmdarg
));
190 dirarg
= (char **) xmalloc (dirsize
* sizeof (*dirarg
));
194 line
= (char *) xmalloc (linesize
);
195 line
[0] = '\0'; /* Terminate saved (now empty) cmd line */
198 getcwd (gdb_dirbuf
, sizeof (gdb_dirbuf
));
199 current_directory
= gdb_dirbuf
;
201 gdb_stdout
= stdio_fileopen (stdout
);
202 gdb_stderr
= stdio_fileopen (stderr
);
203 gdb_stdlog
= gdb_stderr
; /* for moment */
204 gdb_stdtarg
= gdb_stderr
; /* for moment */
205 gdb_stdin
= stdio_fileopen (stdin
);
206 gdb_stdtargerr
= gdb_stderr
; /* for moment */
207 gdb_stdtargin
= gdb_stdin
; /* for moment */
209 /* Set the sysroot path. */
210 #ifdef TARGET_SYSTEM_ROOT_RELOCATABLE
211 gdb_sysroot
= make_relative_prefix (argv
[0], BINDIR
, TARGET_SYSTEM_ROOT
);
217 if (stat (gdb_sysroot
, &s
) == 0)
218 if (S_ISDIR (s
.st_mode
))
224 gdb_sysroot
= xstrdup (TARGET_SYSTEM_ROOT
);
228 gdb_sysroot
= xstrdup (TARGET_SYSTEM_ROOT
);
230 gdb_sysroot
= xstrdup (TARGET_SYSTEM_ROOT
);
233 /* Canonicalize the sysroot path. */
236 char *canon_sysroot
= lrealpath (gdb_sysroot
);
240 gdb_sysroot
= canon_sysroot
;
244 #ifdef DEBUGDIR_RELOCATABLE
245 debug_file_directory
= make_relative_prefix (argv
[0], BINDIR
, DEBUGDIR
);
246 if (debug_file_directory
)
251 if (stat (debug_file_directory
, &s
) == 0)
252 if (S_ISDIR (s
.st_mode
))
257 xfree (debug_file_directory
);
258 debug_file_directory
= xstrdup (DEBUGDIR
);
262 debug_file_directory
= xstrdup (DEBUGDIR
);
264 debug_file_directory
= xstrdup (DEBUGDIR
);
267 /* Canonicalize the debugfile path. */
268 if (*debug_file_directory
)
270 char *canon_debug
= lrealpath (debug_file_directory
);
273 xfree (debug_file_directory
);
274 debug_file_directory
= canon_debug
;
278 /* There will always be an interpreter. Either the one passed into
279 this captured main, or one specified by the user at start up, or
280 the console. Initialize the interpreter to the one requested by
282 interpreter_p
= xstrdup (context
->interpreter_p
);
284 /* Parse arguments and options. */
287 /* When var field is 0, use flag field to record the equivalent
288 short option (or arbitrary numbers starting at 10 for those
289 with no equivalent). */
299 static struct option long_options
[] =
302 {"tui", no_argument
, 0, OPT_TUI
},
304 {"xdb", no_argument
, &xdb_commands
, 1},
305 {"dbx", no_argument
, &dbx_commands
, 1},
306 {"readnow", no_argument
, &readnow_symbol_files
, 1},
307 {"r", no_argument
, &readnow_symbol_files
, 1},
308 {"quiet", no_argument
, &quiet
, 1},
309 {"q", no_argument
, &quiet
, 1},
310 {"silent", no_argument
, &quiet
, 1},
311 {"nx", no_argument
, &inhibit_gdbinit
, 1},
312 {"n", no_argument
, &inhibit_gdbinit
, 1},
313 {"batch-silent", no_argument
, 0, 'B'},
314 {"batch", no_argument
, &batch
, 1},
315 {"epoch", no_argument
, &epoch_interface
, 1},
317 /* This is a synonym for "--annotate=1". --annotate is now preferred,
318 but keep this here for a long time because people will be running
319 emacses which use --fullname. */
320 {"fullname", no_argument
, 0, 'f'},
321 {"f", no_argument
, 0, 'f'},
323 {"annotate", required_argument
, 0, OPT_ANNOTATE
},
324 {"help", no_argument
, &print_help
, 1},
325 {"se", required_argument
, 0, OPT_SE
},
326 {"symbols", required_argument
, 0, 's'},
327 {"s", required_argument
, 0, 's'},
328 {"exec", required_argument
, 0, 'e'},
329 {"e", required_argument
, 0, 'e'},
330 {"core", required_argument
, 0, 'c'},
331 {"c", required_argument
, 0, 'c'},
332 {"pid", required_argument
, 0, 'p'},
333 {"p", required_argument
, 0, 'p'},
334 {"command", required_argument
, 0, 'x'},
335 {"eval-command", required_argument
, 0, 'X'},
336 {"version", no_argument
, &print_version
, 1},
337 {"x", required_argument
, 0, 'x'},
338 {"ex", required_argument
, 0, 'X'},
340 {"tclcommand", required_argument
, 0, 'z'},
341 {"enable-external-editor", no_argument
, 0, 'y'},
342 {"editor-command", required_argument
, 0, 'w'},
344 {"ui", required_argument
, 0, 'i'},
345 {"interpreter", required_argument
, 0, 'i'},
346 {"i", required_argument
, 0, 'i'},
347 {"directory", required_argument
, 0, 'd'},
348 {"d", required_argument
, 0, 'd'},
349 {"cd", required_argument
, 0, OPT_CD
},
350 {"tty", required_argument
, 0, 't'},
351 {"baud", required_argument
, 0, 'b'},
352 {"b", required_argument
, 0, 'b'},
353 {"nw", no_argument
, NULL
, OPT_NOWINDOWS
},
354 {"nowindows", no_argument
, NULL
, OPT_NOWINDOWS
},
355 {"w", no_argument
, NULL
, OPT_WINDOWS
},
356 {"windows", no_argument
, NULL
, OPT_WINDOWS
},
357 {"statistics", no_argument
, 0, OPT_STATISTICS
},
358 {"write", no_argument
, &write_files
, 1},
359 {"args", no_argument
, &set_args
, 1},
360 {"l", required_argument
, 0, 'l'},
361 {"return-child-result", no_argument
, &return_child_result
, 1},
362 {0, no_argument
, 0, 0}
369 c
= getopt_long_only (argc
, argv
, "",
370 long_options
, &option_index
);
371 if (c
== EOF
|| set_args
)
374 /* Long option that takes an argument. */
375 if (c
== 0 && long_options
[option_index
].flag
== 0)
376 c
= long_options
[option_index
].val
;
381 /* Long option that just sets a flag. */
391 /* FIXME: what if the syntax is wrong (e.g. not digits)? */
392 annotation_level
= atoi (optarg
);
395 /* Enable the display of both time and space usage. */
400 /* --tui is equivalent to -i=tui. */
401 xfree (interpreter_p
);
402 interpreter_p
= xstrdup (INTERP_TUI
);
405 /* FIXME: cagney/2003-03-01: Not sure if this option is
406 actually useful, and if it is, what it should do. */
408 /* --windows is equivalent to -i=insight. */
409 xfree (interpreter_p
);
410 interpreter_p
= xstrdup (INTERP_INSIGHT
);
415 /* -nw is equivalent to -i=console. */
416 xfree (interpreter_p
);
417 interpreter_p
= xstrdup (INTERP_CONSOLE
);
421 annotation_level
= 1;
422 /* We have probably been invoked from emacs. Disable window interface. */
435 /* "corearg" is shared by "--core" and "--pid" */
439 cmdarg
[ncmd
].type
= CMDARG_FILE
;
440 cmdarg
[ncmd
++].string
= optarg
;
444 cmdarg
= xrealloc ((char *) cmdarg
,
445 cmdsize
* sizeof (*cmdarg
));
449 cmdarg
[ncmd
].type
= CMDARG_COMMAND
;
450 cmdarg
[ncmd
++].string
= optarg
;
454 cmdarg
= xrealloc ((char *) cmdarg
,
455 cmdsize
* sizeof (*cmdarg
));
459 batch
= batch_silent
= 1;
460 gdb_stdout
= ui_file_new();
465 extern int gdbtk_test (char *);
466 if (!gdbtk_test (optarg
))
468 fprintf_unfiltered (gdb_stderr
, _("%s: unable to load tclcommand file \"%s\""),
475 /* Backwards compatibility only. */
479 external_editor_command
= xstrdup (optarg
);
484 xfree (interpreter_p
);
485 interpreter_p
= xstrdup (optarg
);
488 dirarg
[ndir
++] = optarg
;
492 dirarg
= (char **) xrealloc ((char *) dirarg
,
493 dirsize
* sizeof (*dirarg
));
507 i
= strtol (optarg
, &p
, 0);
508 if (i
== 0 && p
== optarg
)
510 /* Don't use *_filtered or warning() (which relies on
511 current_target) until after initialize_all_files(). */
515 _("warning: could not set baud rate to `%s'.\n"), optarg
);
525 i
= strtol (optarg
, &p
, 0);
526 if (i
== 0 && p
== optarg
)
528 /* Don't use *_filtered or warning() (which relies on
529 current_target) until after initialize_all_files(). */
533 _("warning: could not set timeout limit to `%s'.\n"), optarg
);
540 fprintf_unfiltered (gdb_stderr
,
541 _("Use `%s --help' for a complete list of options.\n"),
547 /* If --help or --version, disable window interface. */
548 if (print_help
|| print_version
)
555 /* The remaining options are the command-line options for the
556 inferior. The first one is the sym/exec file, and the rest
560 fprintf_unfiltered (gdb_stderr
,
561 _("%s: `--args' specified but no program specified\n"),
565 symarg
= argv
[optind
];
566 execarg
= argv
[optind
];
568 set_inferior_args_vector (argc
- optind
, &argv
[optind
]);
572 /* OK, that's all the options. The other arguments are filenames. */
574 for (; optind
< argc
; optind
++)
578 symarg
= argv
[optind
];
579 execarg
= argv
[optind
];
582 /* The documentation says this can be a "ProcID" as well.
583 We will try it as both a corefile and a pid. */
584 corearg
= argv
[optind
];
587 fprintf_unfiltered (gdb_stderr
,
588 _("Excess command line arguments ignored. (%s%s)\n"),
589 argv
[optind
], (optind
== argc
- 1) ? "" : " ...");
597 /* Initialize all files. Give the interpreter a chance to take
598 control of the console via the deprecated_init_ui_hook (). */
601 /* Do these (and anything which might call wrap_here or *_filtered)
602 after initialize_all_files() but before the interpreter has been
603 installed. Otherwize the help/version messages will be eaten by
604 the interpreter's output handler. */
608 print_gdb_version (gdb_stdout
);
610 printf_filtered ("\n");
616 print_gdb_help (gdb_stdout
);
617 fputs_unfiltered ("\n", gdb_stdout
);
621 /* FIXME: cagney/2003-02-03: The big hack (part 1 of 2) that lets
622 GDB retain the old MI1 interpreter startup behavior. Output the
623 copyright message before the interpreter is installed. That way
624 it isn't encapsulated in MI output. */
625 if (!quiet
&& strcmp (interpreter_p
, INTERP_MI1
) == 0)
627 /* Print all the junk at the top, with trailing "..." if we are about
628 to read a symbol file (possibly slowly). */
629 print_gdb_version (gdb_stdout
);
631 printf_filtered ("..");
633 printf_filtered ("\n");
634 gdb_flush (gdb_stdout
); /* Force to screen during slow operations */
638 /* Install the default UI. All the interpreters should have had a
639 look at things by now. Initialize the default interpreter. */
643 struct interp
*interp
= interp_lookup (interpreter_p
);
645 error (_("Interpreter `%s' unrecognized"), interpreter_p
);
647 if (!interp_set (interp
))
649 fprintf_unfiltered (gdb_stderr
,
650 "Interpreter `%s' failed to initialize.\n",
656 /* FIXME: cagney/2003-02-03: The big hack (part 2 of 2) that lets
657 GDB retain the old MI1 interpreter startup behavior. Output the
658 copyright message after the interpreter is installed when it is
659 any sane interpreter. */
660 if (!quiet
&& !current_interp_named_p (INTERP_MI1
))
662 /* Print all the junk at the top, with trailing "..." if we are about
663 to read a symbol file (possibly slowly). */
664 print_gdb_version (gdb_stdout
);
666 printf_filtered ("..");
668 printf_filtered ("\n");
669 gdb_flush (gdb_stdout
); /* Force to screen during slow operations */
672 /* Set off error and warning messages with a blank line. */
673 error_pre_print
= "\n";
674 quit_pre_print
= error_pre_print
;
675 warning_pre_print
= _("\nwarning: ");
677 /* Read and execute $HOME/.gdbinit file, if it exists. This is done
678 *before* all the command line arguments are processed; it sets
679 global parameters, which are independent of what file you are
680 debugging or what directory you are in. */
681 homedir
= getenv ("HOME");
684 char *homeinit
= xstrprintf ("%s/%s", homedir
, gdbinit
);
686 if (!inhibit_gdbinit
)
688 catch_command_errors (source_script
, homeinit
, 0, RETURN_MASK_ALL
);
691 /* Do stats; no need to do them elsewhere since we'll only
692 need them if homedir is set. Make sure that they are
693 zero in case one of them fails (this guarantees that they
694 won't match if either exists). */
696 memset (&homebuf
, 0, sizeof (struct stat
));
697 memset (&cwdbuf
, 0, sizeof (struct stat
));
699 stat (homeinit
, &homebuf
);
700 stat (gdbinit
, &cwdbuf
); /* We'll only need this if
705 /* Now perform all the actions indicated by the arguments. */
708 catch_command_errors (cd_command
, cdarg
, 0, RETURN_MASK_ALL
);
711 for (i
= 0; i
< ndir
; i
++)
712 catch_command_errors (directory_switch
, dirarg
[i
], 0, RETURN_MASK_ALL
);
717 && strcmp (execarg
, symarg
) == 0)
719 /* The exec file and the symbol-file are the same. If we can't
720 open it, better only print one error message.
721 catch_command_errors returns non-zero on success! */
722 if (catch_command_errors (exec_file_attach
, execarg
, !batch
, RETURN_MASK_ALL
))
723 catch_command_errors (symbol_file_add_main
, symarg
, 0, RETURN_MASK_ALL
);
728 catch_command_errors (exec_file_attach
, execarg
, !batch
, RETURN_MASK_ALL
);
730 catch_command_errors (symbol_file_add_main
, symarg
, 0, RETURN_MASK_ALL
);
735 /* corearg may be either a corefile or a pid.
736 If its first character is a digit, try attach first
737 and then corefile. Otherwise try corefile first. */
739 if (isdigit (corearg
[0]))
741 if (catch_command_errors (attach_command
, corearg
,
742 !batch
, RETURN_MASK_ALL
) == 0)
743 catch_command_errors (core_file_command
, corearg
,
744 !batch
, RETURN_MASK_ALL
);
746 else /* Can't be a pid, better be a corefile. */
747 catch_command_errors (core_file_command
, corearg
,
748 !batch
, RETURN_MASK_ALL
);
752 catch_command_errors (tty_command
, ttyarg
, !batch
, RETURN_MASK_ALL
);
754 /* Error messages should no longer be distinguished with extra output. */
755 error_pre_print
= NULL
;
756 quit_pre_print
= NULL
;
757 warning_pre_print
= _("warning: ");
759 /* Read the .gdbinit file in the current directory, *if* it isn't
760 the same as the $HOME/.gdbinit file (it should exist, also). */
763 || memcmp ((char *) &homebuf
, (char *) &cwdbuf
, sizeof (struct stat
)))
764 if (!inhibit_gdbinit
)
766 catch_command_errors (source_script
, gdbinit
, 0, RETURN_MASK_ALL
);
769 for (i
= 0; i
< ncmd
; i
++)
772 /* NOTE: cagney/1999-11-03: SET_TOP_LEVEL() was a macro that
773 expanded into a call to setjmp(). */
774 if (!SET_TOP_LEVEL ()) /* NB: This is #if 0'd out */
776 /* NOTE: I am commenting this out, because it is not clear
777 where this feature is used. It is very old and
778 undocumented. ezannoni: 1999-05-04 */
780 if (cmdarg
[i
][0] == '-' && cmdarg
[i
][1] == '\0')
781 read_command_file (stdin
);
784 source_script (cmdarg
[i
], !batch
);
785 do_cleanups (ALL_CLEANUPS
);
788 if (cmdarg
[i
].type
== CMDARG_FILE
)
789 catch_command_errors (source_script
, cmdarg
[i
].string
,
790 !batch
, RETURN_MASK_ALL
);
791 else /* cmdarg[i].type == CMDARG_COMMAND */
792 catch_command_errors (execute_command
, cmdarg
[i
].string
,
793 !batch
, RETURN_MASK_ALL
);
797 /* Read in the old history after all the command files have been read. */
802 /* We have hit the end of the batch file. */
803 quit_force (NULL
, 0);
806 /* Do any host- or target-specific hacks. This is used for i960 targets
807 to force the user to set a nindy target and spec its parameters. */
809 #ifdef BEFORE_MAIN_LOOP_HOOK
810 BEFORE_MAIN_LOOP_HOOK
;
813 /* Show time and/or space usage. */
817 long init_time
= get_run_time () - time_at_startup
;
819 printf_unfiltered (_("Startup time: %ld.%06ld\n"),
820 init_time
/ 1000000, init_time
% 1000000);
826 extern char **environ
;
827 char *lim
= (char *) sbrk (0);
829 printf_unfiltered (_("Startup size: data size %ld\n"),
830 (long) (lim
- (char *) &environ
));
835 /* FIXME: cagney/1999-11-06: The original main loop was like: */
838 if (!SET_TOP_LEVEL ())
840 do_cleanups (ALL_CLEANUPS
); /* Do complete cleanup */
841 /* GUIs generally have their own command loop, mainloop, or
842 whatever. This is a good place to gain control because
843 many error conditions will end up here via longjmp(). */
844 if (deprecated_command_loop_hook
)
845 deprecated_command_loop_hook ();
847 deprecated_command_loop ();
848 quit_command ((char *) 0, instream
== stdin
);
851 /* NOTE: If the command_loop() returned normally, the loop would
852 attempt to exit by calling the function quit_command(). That
853 function would either call exit() or throw an error returning
854 control to SET_TOP_LEVEL. */
855 /* NOTE: The function do_cleanups() was called once each time round
856 the loop. The usefulness of the call isn't clear. If an error
857 was thrown, everything would have already been cleaned up. If
858 command_loop() returned normally and quit_command() was called,
859 either exit() or error() (again cleaning up) would be called. */
861 /* NOTE: cagney/1999-11-07: There is probably no reason for not
862 moving this loop and the code found in captured_command_loop()
863 into the command_loop() proper. The main thing holding back that
864 change - SET_TOP_LEVEL() - has been eliminated. */
867 catch_errors (captured_command_loop
, 0, "", RETURN_MASK_ALL
);
869 /* No exit -- exit is through quit_command. */
873 gdb_main (struct captured_main_args
*args
)
875 use_windows
= args
->use_windows
;
876 catch_errors (captured_main
, args
, "", RETURN_MASK_ALL
);
877 /* The only way to end up here is by an error (normal exit is
878 handled by quit_force()), hence always return an error status. */
883 /* Don't use *_filtered for printing help. We don't want to prompt
884 for continue no matter how small the screen or how much we're going
888 print_gdb_help (struct ui_file
*stream
)
890 fputs_unfiltered (_("\
891 This is the GNU debugger. Usage:\n\n\
892 gdb [options] [executable-file [core-file or process-id]]\n\
893 gdb [options] --args executable-file [inferior-arguments ...]\n\n\
896 fputs_unfiltered (_("\
897 --args Arguments after executable-file are passed to inferior\n\
899 fputs_unfiltered (_("\
900 -b BAUDRATE Set serial port baud rate used for remote debugging.\n\
901 --batch Exit after processing options.\n\
902 --batch-silent As for --batch, but suppress all gdb stdout output.\n\
903 --return-child-result\n\
904 GDB exit code will be the child's exit code.\n\
905 --cd=DIR Change current directory to DIR.\n\
906 --command=FILE, -x Execute GDB commands from FILE.\n\
907 --eval-command=COMMAND, -ex\n\
908 Execute a single GDB command.\n\
909 May be used multiple times and in conjunction\n\
911 --core=COREFILE Analyze the core dump COREFILE.\n\
912 --pid=PID Attach to running process PID.\n\
914 fputs_unfiltered (_("\
915 --dbx DBX compatibility mode.\n\
916 --directory=DIR Search for source files in DIR.\n\
917 --epoch Output information used by epoch emacs-GDB interface.\n\
918 --exec=EXECFILE Use EXECFILE as the executable.\n\
919 --fullname Output information used by emacs-GDB interface.\n\
920 --help Print this message.\n\
922 fputs_unfiltered (_("\
923 --interpreter=INTERP\n\
924 Select a specific interpreter / user interface\n\
926 fputs_unfiltered (_("\
927 -l TIMEOUT Set timeout in seconds for remote debugging.\n\
928 --nw Do not use a window interface.\n\
929 --nx Do not read "), stream
);
930 fputs_unfiltered (gdbinit
, stream
);
931 fputs_unfiltered (_(" file.\n\
932 --quiet Do not print version number on startup.\n\
933 --readnow Fully read symbol files on first access.\n\
935 fputs_unfiltered (_("\
936 --se=FILE Use FILE as symbol file and executable file.\n\
937 --symbols=SYMFILE Read symbols from SYMFILE.\n\
938 --tty=TTY Use TTY for input/output by the program being debugged.\n\
941 fputs_unfiltered (_("\
942 --tui Use a terminal user interface.\n\
945 fputs_unfiltered (_("\
946 --version Print version information and then exit.\n\
947 -w Use a window interface.\n\
948 --write Set writing into executable and core files.\n\
949 --xdb XDB compatibility mode.\n\
951 fputs_unfiltered (_("\n\
952 For more information, type \"help\" from within GDB, or consult the\n\
953 GDB manual (available as on-line info or a printed manual).\n\
954 Report bugs to \"bug-gdb@gnu.org\".\