3 Copyright 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
23 #include "readline/readline.h"
24 #include "readline/tilde.h"
25 #include "completer.h"
26 #include "target.h" /* For baud_rate, remote_debug and remote_timeout */
27 #include "gdb_wait.h" /* For shell escape implementation */
28 #include "gdb_regex.h" /* Used by apropos_command */
29 #include "gdb_string.h"
30 #include "gdb_vfork.h"
32 #include "expression.h"
36 #include "filenames.h" /* for DOSish file names */
44 #include "cli/cli-decode.h"
45 #include "cli/cli-script.h"
46 #include "cli/cli-setshow.h"
47 #include "cli/cli-cmds.h"
50 #include "tui/tui.h" /* For tui_active et.al. */
53 /* Prototypes for local command functions */
55 static void complete_command (char *, int);
57 static void echo_command (char *, int);
59 static void pwd_command (char *, int);
61 static void show_version (char *, int);
63 static void help_command (char *, int);
65 static void show_command (char *, int);
67 static void info_command (char *, int);
69 static void show_debug (char *, int);
71 static void set_debug (char *, int);
73 static void show_user (char *, int);
75 static void make_command (char *, int);
77 static void shell_escape (char *, int);
79 static void edit_command (char *, int);
81 static void list_command (char *, int);
83 void apropos_command (char *, int);
85 /* Prototypes for local utility functions */
87 static void ambiguous_line_spec (struct symtabs_and_lines
*);
89 /* Limit the call depth of user-defined commands */
90 int max_user_call_depth
;
92 /* Define all cmd_list_elements. */
94 /* Chain containing all defined commands. */
96 struct cmd_list_element
*cmdlist
;
98 /* Chain containing all defined info subcommands. */
100 struct cmd_list_element
*infolist
;
102 /* Chain containing all defined enable subcommands. */
104 struct cmd_list_element
*enablelist
;
106 /* Chain containing all defined disable subcommands. */
108 struct cmd_list_element
*disablelist
;
110 /* Chain containing all defined toggle subcommands. */
112 struct cmd_list_element
*togglelist
;
114 /* Chain containing all defined stop subcommands. */
116 struct cmd_list_element
*stoplist
;
118 /* Chain containing all defined delete subcommands. */
120 struct cmd_list_element
*deletelist
;
122 /* Chain containing all defined "enable breakpoint" subcommands. */
124 struct cmd_list_element
*enablebreaklist
;
126 /* Chain containing all defined set subcommands */
128 struct cmd_list_element
*setlist
;
130 /* Chain containing all defined unset subcommands */
132 struct cmd_list_element
*unsetlist
;
134 /* Chain containing all defined show subcommands. */
136 struct cmd_list_element
*showlist
;
138 /* Chain containing all defined \"set history\". */
140 struct cmd_list_element
*sethistlist
;
142 /* Chain containing all defined \"show history\". */
144 struct cmd_list_element
*showhistlist
;
146 /* Chain containing all defined \"unset history\". */
148 struct cmd_list_element
*unsethistlist
;
150 /* Chain containing all defined maintenance subcommands. */
152 struct cmd_list_element
*maintenancelist
;
154 /* Chain containing all defined "maintenance info" subcommands. */
156 struct cmd_list_element
*maintenanceinfolist
;
158 /* Chain containing all defined "maintenance print" subcommands. */
160 struct cmd_list_element
*maintenanceprintlist
;
162 struct cmd_list_element
*setprintlist
;
164 struct cmd_list_element
*showprintlist
;
166 struct cmd_list_element
*setdebuglist
;
168 struct cmd_list_element
*showdebuglist
;
170 struct cmd_list_element
*setchecklist
;
172 struct cmd_list_element
*showchecklist
;
174 /* Utility used everywhere when at least one argument is needed and
178 error_no_arg (char *why
)
180 error (_("Argument required (%s)."), why
);
183 /* The "info" command is defined as a prefix, with allow_unknown = 0.
184 Therefore, its own definition is called only for "info" with no args. */
187 info_command (char *arg
, int from_tty
)
189 printf_unfiltered (_("\"info\" must be followed by the name of an info command.\n"));
190 help_list (infolist
, "info ", -1, gdb_stdout
);
193 /* The "show" command with no arguments shows all the settings. */
196 show_command (char *arg
, int from_tty
)
198 cmd_show_list (showlist
, from_tty
, "");
201 /* Provide documentation on command or list given by COMMAND. FROM_TTY
205 help_command (char *command
, int from_tty
)
207 help_cmd (command
, gdb_stdout
);
210 /* String compare function for qsort. */
212 compare_strings (const void *arg1
, const void *arg2
)
214 const char **s1
= (const char **) arg1
;
215 const char **s2
= (const char **) arg2
;
216 return strcmp (*s1
, *s2
);
219 /* The "complete" command is used by Emacs to implement completion. */
222 complete_command (char *arg
, int from_tty
)
226 char **completions
, *point
, *arg_prefix
;
232 argpoint
= strlen (arg
);
234 /* complete_line assumes that its first argument is somewhere within,
235 and except for filenames at the beginning of, the word to be completed.
236 The following crude imitation of readline's word-breaking tries to
238 point
= arg
+ argpoint
;
241 if (strchr (rl_completer_word_break_characters
, point
[-1]) != 0)
246 arg_prefix
= alloca (point
- arg
+ 1);
247 memcpy (arg_prefix
, arg
, point
- arg
);
248 arg_prefix
[point
- arg
] = 0;
250 completions
= complete_line (point
, arg
, argpoint
);
256 for (size
= 0; completions
[size
]; ++size
)
258 qsort (completions
, size
, sizeof (char *), compare_strings
);
260 /* We do extra processing here since we only want to print each
266 printf_unfiltered ("%s%s\n", arg_prefix
, completions
[item
]);
267 next_item
= item
+ 1;
268 while (next_item
< size
269 && ! strcmp (completions
[item
], completions
[next_item
]))
271 xfree (completions
[next_item
]);
275 xfree (completions
[item
]);
284 is_complete_command (struct cmd_list_element
*c
)
286 return cmd_cfunc_eq (c
, complete_command
);
290 show_version (char *args
, int from_tty
)
293 print_gdb_version (gdb_stdout
);
294 printf_filtered ("\n");
298 /* Handle the quit command. */
301 quit_command (char *args
, int from_tty
)
303 if (!quit_confirm ())
304 error (_("Not confirmed."));
305 quit_force (args
, from_tty
);
309 pwd_command (char *args
, int from_tty
)
312 error (_("The \"pwd\" command does not take an argument: %s"), args
);
313 getcwd (gdb_dirbuf
, sizeof (gdb_dirbuf
));
315 if (strcmp (gdb_dirbuf
, current_directory
) != 0)
316 printf_unfiltered (_("Working directory %s\n (canonically %s).\n"),
317 current_directory
, gdb_dirbuf
);
319 printf_unfiltered (_("Working directory %s.\n"), current_directory
);
323 cd_command (char *dir
, int from_tty
)
326 /* Found something other than leading repetitions of "/..". */
330 /* If the new directory is absolute, repeat is a no-op; if relative,
331 repeat might be useful but is more likely to be a mistake. */
335 error_no_arg (_("new working directory"));
337 dir
= tilde_expand (dir
);
338 make_cleanup (xfree
, dir
);
341 perror_with_name (dir
);
343 #ifdef HAVE_DOS_BASED_FILE_SYSTEM
344 /* There's too much mess with DOSish names like "d:", "d:.",
345 "d:./foo" etc. Instead of having lots of special #ifdef'ed code,
346 simply get the canonicalized name of the current directory. */
347 dir
= getcwd (gdb_dirbuf
, sizeof (gdb_dirbuf
));
351 if (IS_DIR_SEPARATOR (dir
[len
- 1]))
353 /* Remove the trailing slash unless this is a root directory
354 (including a drive letter on non-Unix systems). */
355 if (!(len
== 1) /* "/" */
356 #ifdef HAVE_DOS_BASED_FILE_SYSTEM
357 && !(len
== 3 && dir
[1] == ':') /* "d:/" */
363 dir
= savestring (dir
, len
);
364 if (IS_ABSOLUTE_PATH (dir
))
365 current_directory
= dir
;
368 if (IS_DIR_SEPARATOR (current_directory
[strlen (current_directory
) - 1]))
369 current_directory
= concat (current_directory
, dir
, NULL
);
371 current_directory
= concat (current_directory
, SLASH_STRING
, dir
, NULL
);
375 /* Now simplify any occurrences of `.' and `..' in the pathname. */
378 for (p
= current_directory
; *p
;)
380 if (IS_DIR_SEPARATOR (p
[0]) && p
[1] == '.'
381 && (p
[2] == 0 || IS_DIR_SEPARATOR (p
[2])))
383 else if (IS_DIR_SEPARATOR (p
[0]) && p
[1] == '.' && p
[2] == '.'
384 && (p
[3] == 0 || IS_DIR_SEPARATOR (p
[3])))
388 /* Search backwards for the directory just before the "/.."
389 and obliterate it and the "/..". */
391 while (q
!= current_directory
&& !IS_DIR_SEPARATOR (q
[-1]))
394 if (q
== current_directory
)
395 /* current_directory is
396 a relative pathname ("can't happen"--leave it alone). */
400 strcpy (q
- 1, p
+ 3);
405 /* We are dealing with leading repetitions of "/..", for example
406 "/../..", which is the Mach super-root. */
416 forget_cached_source_info ();
419 pwd_command ((char *) 0, 1);
423 source_command (char *args
, int from_tty
)
426 struct cleanup
*old_cleanups
;
431 error (_("source command requires pathname of file to source."));
434 file
= tilde_expand (file
);
435 old_cleanups
= make_cleanup (xfree
, file
);
437 stream
= fopen (file
, FOPEN_RT
);
441 perror_with_name (file
);
446 script_from_file (stream
, file
);
448 do_cleanups (old_cleanups
);
452 echo_command (char *text
, int from_tty
)
458 while ((c
= *p
++) != '\0')
462 /* \ at end of argument is used after spaces
463 so they won't be lost. */
467 c
= parse_escape (&p
);
469 printf_filtered ("%c", c
);
472 printf_filtered ("%c", c
);
475 /* Force this output to appear now. */
477 gdb_flush (gdb_stdout
);
481 shell_escape (char *arg
, int from_tty
)
483 #if defined(CANT_FORK) || \
484 (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK))
485 /* If ARG is NULL, they want an inferior shell, but `system' just
486 reports if the shell is available when passed a NULL arg. */
487 int rc
= system (arg
? arg
: "");
490 arg
= "inferior shell";
494 fprintf_unfiltered (gdb_stderr
, "Cannot execute %s: %s\n", arg
,
495 safe_strerror (errno
));
496 gdb_flush (gdb_stderr
);
500 fprintf_unfiltered (gdb_stderr
, "%s exited with status %d\n", arg
, rc
);
501 gdb_flush (gdb_stderr
);
504 /* Make sure to return to the directory GDB thinks it is, in case the
505 shell command we just ran changed it. */
506 chdir (current_directory
);
508 #else /* Can fork. */
511 if ((pid
= vfork ()) == 0)
513 char *p
, *user_shell
;
515 if ((user_shell
= (char *) getenv ("SHELL")) == NULL
)
516 user_shell
= "/bin/sh";
518 /* Get the name of the shell for arg0 */
519 if ((p
= strrchr (user_shell
, '/')) == NULL
)
522 p
++; /* Get past '/' */
525 execl (user_shell
, p
, (char *) 0);
527 execl (user_shell
, p
, "-c", arg
, (char *) 0);
529 fprintf_unfiltered (gdb_stderr
, "Cannot execute %s: %s\n", user_shell
,
530 safe_strerror (errno
));
531 gdb_flush (gdb_stderr
);
536 while ((rc
= wait (&status
)) != pid
&& rc
!= -1)
539 error (_("Fork failed"));
540 #endif /* Can fork. */
544 edit_command (char *arg
, int from_tty
)
546 struct symtabs_and_lines sals
;
547 struct symtab_and_line sal
;
555 /* Pull in the current default source line if necessary */
558 set_default_source_symtab_and_line ();
559 sal
= get_current_source_symtab_and_line ();
562 /* bare "edit" edits file with present line. */
567 error (_("No default source file yet."));
568 sal
.line
+= get_lines_to_list () / 2;
573 /* Now should only be one argument -- decode it in SAL */
576 sals
= decode_line_1 (&arg1
, 0, 0, 0, 0, 0);
578 if (! sals
.nelts
) return; /* C++ */
579 if (sals
.nelts
> 1) {
580 ambiguous_line_spec (&sals
);
589 error (_("Junk at end of line specification."));
591 /* if line was specified by address,
592 first print exactly which line, and which file.
593 In this case, sal.symtab == 0 means address is outside
594 of all known source files, not that user failed to give a filename. */
598 /* FIXME-32x64--assumes sal.pc fits in long. */
599 error (_("No source file for address %s."),
600 hex_string ((unsigned long) sal
.pc
));
601 sym
= find_pc_function (sal
.pc
);
604 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
605 printf_filtered (" is in ");
606 fputs_filtered (SYMBOL_PRINT_NAME (sym
), gdb_stdout
);
607 printf_filtered (" (%s:%d).\n", sal
.symtab
->filename
, sal
.line
);
611 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
612 printf_filtered (" is at %s:%d.\n",
613 sal
.symtab
->filename
, sal
.line
);
617 /* If what was given does not imply a symtab, it must be an undebuggable
618 symbol which means no source code. */
621 error (_("No line number known for %s."), arg
);
624 if ((editor
= (char *) getenv ("EDITOR")) == NULL
)
627 /* Approximate base-10 log of line to 1 unit for digit count */
628 for(log10
=32, m
=0x80000000; !(sal
.line
& m
) && log10
>0; log10
--, m
=m
>>1);
629 log10
= 1 + (int)((log10
+ (0 == ((m
-1) & sal
.line
)))/3.32192809);
631 /* If we don't already know the full absolute file name of the
632 source file, find it now. */
633 if (!sal
.symtab
->fullname
)
635 fn
= symtab_to_fullname (sal
.symtab
);
640 fn
= sal
.symtab
->fullname
;
642 /* Quote the file name, in case it has whitespace or other special
644 p
= xstrprintf ("%s +%d \"%s\"", editor
, sal
.line
, fn
);
645 shell_escape(p
, from_tty
);
650 list_command (char *arg
, int from_tty
)
652 struct symtabs_and_lines sals
, sals_end
;
653 struct symtab_and_line sal
= { };
654 struct symtab_and_line sal_end
= { };
655 struct symtab_and_line cursal
= { };
664 /* Pull in the current default source line if necessary */
665 if (arg
== 0 || arg
[0] == '+' || arg
[0] == '-')
667 set_default_source_symtab_and_line ();
668 cursal
= get_current_source_symtab_and_line ();
671 /* "l" or "l +" lists next ten lines. */
673 if (arg
== 0 || strcmp (arg
, "+") == 0)
675 print_source_lines (cursal
.symtab
, cursal
.line
,
676 cursal
.line
+ get_lines_to_list (), 0);
680 /* "l -" lists previous ten lines, the ones before the ten just listed. */
681 if (strcmp (arg
, "-") == 0)
683 print_source_lines (cursal
.symtab
,
684 max (get_first_line_listed () - get_lines_to_list (), 1),
685 get_first_line_listed (), 0);
689 /* Now if there is only one argument, decode it in SAL
691 If there are two arguments, decode them in SAL and SAL_END
692 and clear NO_END; however, if one of the arguments is blank,
693 set DUMMY_BEG or DUMMY_END to record that fact. */
695 if (!have_full_symbols () && !have_partial_symbols ())
696 error (_("No symbol table is loaded. Use the \"file\" command."));
703 sals
= decode_line_1 (&arg1
, 0, 0, 0, 0, 0);
709 ambiguous_line_spec (&sals
);
718 /* Record whether the BEG arg is all digits. */
720 for (p
= arg
; p
!= arg1
&& *p
>= '0' && *p
<= '9'; p
++);
721 linenum_beg
= (p
== arg1
);
723 while (*arg1
== ' ' || *arg1
== '\t')
729 while (*arg1
== ' ' || *arg1
== '\t')
736 sals_end
= decode_line_1 (&arg1
, 0, 0, 0, 0, 0);
738 sals_end
= decode_line_1 (&arg1
, 0, sal
.symtab
, sal
.line
, 0, 0);
739 if (sals_end
.nelts
== 0)
741 if (sals_end
.nelts
> 1)
743 ambiguous_line_spec (&sals_end
);
744 xfree (sals_end
.sals
);
747 sal_end
= sals_end
.sals
[0];
748 xfree (sals_end
.sals
);
753 error (_("Junk at end of line specification."));
755 if (!no_end
&& !dummy_beg
&& !dummy_end
756 && sal
.symtab
!= sal_end
.symtab
)
757 error (_("Specified start and end are in different files."));
758 if (dummy_beg
&& dummy_end
)
759 error (_("Two empty args do not say what lines to list."));
761 /* if line was specified by address,
762 first print exactly which line, and which file.
763 In this case, sal.symtab == 0 means address is outside
764 of all known source files, not that user failed to give a filename. */
768 /* FIXME-32x64--assumes sal.pc fits in long. */
769 error (_("No source file for address %s."),
770 hex_string ((unsigned long) sal
.pc
));
771 sym
= find_pc_function (sal
.pc
);
774 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
775 printf_filtered (" is in ");
776 fputs_filtered (SYMBOL_PRINT_NAME (sym
), gdb_stdout
);
777 printf_filtered (" (%s:%d).\n", sal
.symtab
->filename
, sal
.line
);
781 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
782 printf_filtered (" is at %s:%d.\n",
783 sal
.symtab
->filename
, sal
.line
);
787 /* If line was not specified by just a line number,
788 and it does not imply a symtab, it must be an undebuggable symbol
789 which means no source code. */
791 if (!linenum_beg
&& sal
.symtab
== 0)
792 error (_("No line number known for %s."), arg
);
794 /* If this command is repeated with RET,
795 turn it into the no-arg variant. */
800 if (dummy_beg
&& sal_end
.symtab
== 0)
801 error (_("No default source file yet. Do \"help list\"."));
803 print_source_lines (sal_end
.symtab
,
804 max (sal_end
.line
- (get_lines_to_list () - 1), 1),
805 sal_end
.line
+ 1, 0);
806 else if (sal
.symtab
== 0)
807 error (_("No default source file yet. Do \"help list\"."));
810 int first_line
= sal
.line
- get_lines_to_list () / 2;
812 if (first_line
< 1) first_line
= 1;
814 print_source_lines (sal
.symtab
,
816 first_line
+ get_lines_to_list (),
820 print_source_lines (sal
.symtab
, sal
.line
,
822 ? sal
.line
+ get_lines_to_list ()
827 /* Dump a specified section of assembly code. With no command line
828 arguments, this command will dump the assembly code for the
829 function surrounding the pc value in the selected frame. With one
830 argument, it will dump the assembly code surrounding that pc value.
831 Two arguments are interpeted as bounds within which to dump
835 disassemble_command (char *arg
, int from_tty
)
839 CORE_ADDR pc
, pc_masked
;
848 if (!deprecated_selected_frame
)
849 error (_("No frame selected."));
851 pc
= get_frame_pc (deprecated_selected_frame
);
852 if (find_pc_partial_function (pc
, &name
, &low
, &high
) == 0)
853 error (_("No function contains program counter for selected frame."));
855 /* NOTE: cagney/2003-02-13 The `tui_active' was previously
858 /* FIXME: cagney/2004-02-07: This should be an observer. */
859 low
= tui_get_low_disassembly_address (low
, pc
);
861 low
+= DEPRECATED_FUNCTION_START_OFFSET
;
863 else if (!(space_index
= (char *) strchr (arg
, ' ')))
866 pc
= parse_and_eval_address (arg
);
867 if (find_pc_partial_function (pc
, &name
, &low
, &high
) == 0)
868 error (_("No function contains specified address."));
870 /* NOTE: cagney/2003-02-13 The `tui_active' was previously
873 /* FIXME: cagney/2004-02-07: This should be an observer. */
874 low
= tui_get_low_disassembly_address (low
, pc
);
876 low
+= DEPRECATED_FUNCTION_START_OFFSET
;
882 low
= parse_and_eval_address (arg
);
883 high
= parse_and_eval_address (space_index
+ 1);
887 if (!tui_is_window_visible (DISASSEM_WIN
))
890 printf_filtered ("Dump of assembler code ");
893 printf_filtered ("for function %s:\n", name
);
897 printf_filtered ("from ");
898 deprecated_print_address_numeric (low
, 1, gdb_stdout
);
899 printf_filtered (" to ");
900 deprecated_print_address_numeric (high
, 1, gdb_stdout
);
901 printf_filtered (":\n");
904 /* Dump the specified range. */
905 gdb_disassembly (uiout
, 0, 0, 0, -1, low
, high
);
907 printf_filtered ("End of assembler dump.\n");
908 gdb_flush (gdb_stdout
);
913 tui_show_assembly (low
);
919 make_command (char *arg
, int from_tty
)
927 p
= xmalloc (sizeof ("make ") + strlen (arg
));
929 strcpy (p
+ sizeof ("make ") - 1, arg
);
932 shell_escape (p
, from_tty
);
936 show_user (char *args
, int from_tty
)
938 struct cmd_list_element
*c
;
939 extern struct cmd_list_element
*cmdlist
;
943 c
= lookup_cmd (&args
, cmdlist
, "", 0, 1);
944 if (c
->class != class_user
)
945 error (_("Not a user command."));
946 show_user_1 (c
, gdb_stdout
);
950 for (c
= cmdlist
; c
; c
= c
->next
)
952 if (c
->class == class_user
)
953 show_user_1 (c
, gdb_stdout
);
958 /* Search through names of commands and documentations for a certain
962 apropos_command (char *searchstr
, int from_tty
)
964 extern struct cmd_list_element
*cmdlist
; /*This is the main command list*/
966 char *pattern_fastmap
;
967 char errorbuffer
[512];
968 pattern_fastmap
= xcalloc (256, sizeof (char));
969 if (searchstr
== NULL
)
970 error (_("REGEXP string is empty"));
972 if (regcomp(&pattern
,searchstr
,REG_ICASE
) == 0)
974 pattern
.fastmap
=pattern_fastmap
;
975 re_compile_fastmap(&pattern
);
976 apropos_cmd (gdb_stdout
,cmdlist
,&pattern
,"");
980 regerror(regcomp(&pattern
,searchstr
,REG_ICASE
),NULL
,errorbuffer
,512);
981 error (_("Error in regular expression:%s"),errorbuffer
);
983 xfree (pattern_fastmap
);
986 /* Print a list of files and line numbers which a user may choose from
987 in order to list a function which was specified ambiguously (as with
988 `list classname::overloadedfuncname', for example). The vector in
989 SALS provides the filenames and line numbers. */
992 ambiguous_line_spec (struct symtabs_and_lines
*sals
)
996 for (i
= 0; i
< sals
->nelts
; ++i
)
997 printf_filtered (_("file: \"%s\", line number: %d\n"),
998 sals
->sals
[i
].symtab
->filename
, sals
->sals
[i
].line
);
1002 set_debug (char *arg
, int from_tty
)
1004 printf_unfiltered (_("\"set debug\" must be followed by the name of a print subcommand.\n"));
1005 help_list (setdebuglist
, "set debug ", -1, gdb_stdout
);
1009 show_debug (char *args
, int from_tty
)
1011 cmd_show_list (showdebuglist
, from_tty
, "");
1015 init_cmd_lists (void)
1017 max_user_call_depth
= 1024;
1026 enablebreaklist
= NULL
;
1031 showhistlist
= NULL
;
1032 unsethistlist
= NULL
;
1033 maintenancelist
= NULL
;
1034 maintenanceinfolist
= NULL
;
1035 maintenanceprintlist
= NULL
;
1036 setprintlist
= NULL
;
1037 showprintlist
= NULL
;
1038 setchecklist
= NULL
;
1039 showchecklist
= NULL
;
1043 show_info_verbose (struct ui_file
*file
, int from_tty
,
1044 struct cmd_list_element
*c
,
1048 fprintf_filtered (file
, _("\
1049 Verbose printing of informational messages is %s.\n"), value
);
1051 fprintf_filtered (file
, _("Verbosity is %s.\n"), value
);
1055 show_history_expansion_p (struct ui_file
*file
, int from_tty
,
1056 struct cmd_list_element
*c
, const char *value
)
1058 fprintf_filtered (file
, _("History expansion on command input is %s.\n"),
1063 show_baud_rate (struct ui_file
*file
, int from_tty
,
1064 struct cmd_list_element
*c
, const char *value
)
1066 fprintf_filtered (file
, _("Baud rate for remote serial I/O is %s.\n"),
1071 show_remote_debug (struct ui_file
*file
, int from_tty
,
1072 struct cmd_list_element
*c
, const char *value
)
1074 fprintf_filtered (file
, _("Debugging of remote protocol is %s.\n"),
1079 show_remote_timeout (struct ui_file
*file
, int from_tty
,
1080 struct cmd_list_element
*c
, const char *value
)
1082 fprintf_filtered (file
, _("\
1083 Timeout limit to wait for target to respond is %s.\n"),
1088 show_max_user_call_depth (struct ui_file
*file
, int from_tty
,
1089 struct cmd_list_element
*c
, const char *value
)
1091 fprintf_filtered (file
, _("\
1092 The max call depth for user-defined commands is %s.\n"),
1098 init_cli_cmds (void)
1100 struct cmd_list_element
*c
;
1101 char *source_help_text
;
1103 /* Define the classes of commands.
1104 They will appear in the help list in the reverse of this order. */
1106 add_cmd ("internals", class_maintenance
, NULL
, _("\
1107 Maintenance commands.\n\
1108 Some gdb commands are provided just for use by gdb maintainers.\n\
1109 These commands are subject to frequent change, and may not be as\n\
1110 well documented as user commands."),
1112 add_cmd ("obscure", class_obscure
, NULL
, _("Obscure features."), &cmdlist
);
1113 add_cmd ("aliases", class_alias
, NULL
, _("Aliases of other commands."), &cmdlist
);
1114 add_cmd ("user-defined", class_user
, NULL
, _("\
1115 User-defined commands.\n\
1116 The commands in this class are those defined by the user.\n\
1117 Use the \"define\" command to define a command."), &cmdlist
);
1118 add_cmd ("support", class_support
, NULL
, _("Support facilities."), &cmdlist
);
1120 add_cmd ("status", class_info
, NULL
, _("Status inquiries."), &cmdlist
);
1121 add_cmd ("files", class_files
, NULL
, _("Specifying and examining files."),
1123 add_cmd ("breakpoints", class_breakpoint
, NULL
,
1124 _("Making program stop at certain points."), &cmdlist
);
1125 add_cmd ("data", class_vars
, NULL
, _("Examining data."), &cmdlist
);
1126 add_cmd ("stack", class_stack
, NULL
, _("\
1127 Examining the stack.\n\
1128 The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\
1129 counting from zero for the innermost (currently executing) frame.\n\n\
1130 At any time gdb identifies one frame as the \"selected\" frame.\n\
1131 Variable lookups are done with respect to the selected frame.\n\
1132 When the program being debugged stops, gdb selects the innermost frame.\n\
1133 The commands below can be used to select other frames by number or address."),
1135 add_cmd ("running", class_run
, NULL
, _("Running the program."), &cmdlist
);
1137 /* Define general commands. */
1139 add_com ("pwd", class_files
, pwd_command
, _("\
1140 Print working directory. This is used for your program as well."));
1141 c
= add_cmd ("cd", class_files
, cd_command
, _("\
1142 Set working directory to DIR for debugger and program being debugged.\n\
1143 The change does not take effect for the program being debugged\n\
1144 until the next time it is started."), &cmdlist
);
1145 set_cmd_completer (c
, filename_completer
);
1147 add_com ("echo", class_support
, echo_command
, _("\
1148 Print a constant string. Give string as argument.\n\
1149 C escape sequences may be used in the argument.\n\
1150 No newline is added at the end of the argument;\n\
1151 use \"\\n\" if you want a newline to be printed.\n\
1152 Since leading and trailing whitespace are ignored in command arguments,\n\
1153 if you want to print some you must use \"\\\" before leading whitespace\n\
1154 to be printed or after trailing whitespace."));
1155 add_com ("document", class_support
, document_command
, _("\
1156 Document a user-defined command.\n\
1157 Give command name as argument. Give documentation on following lines.\n\
1158 End with a line of just \"end\"."));
1159 add_com ("define", class_support
, define_command
, _("\
1160 Define a new command name. Command name is argument.\n\
1161 Definition appears on following lines, one command per line.\n\
1162 End with a line of just \"end\".\n\
1163 Use the \"document\" command to give documentation for the new command.\n\
1164 Commands defined in this way may have up to ten arguments."));
1166 source_help_text
= xstrprintf (_("\
1167 Read commands from a file named FILE.\n\
1168 Note that the file \"%s\" is read automatically in this way\n\
1169 when gdb is started."), gdbinit
);
1170 c
= add_cmd ("source", class_support
, source_command
,
1171 source_help_text
, &cmdlist
);
1172 set_cmd_completer (c
, filename_completer
);
1174 add_com ("quit", class_support
, quit_command
, _("Exit gdb."));
1175 c
= add_com ("help", class_support
, help_command
,
1176 _("Print list of commands."));
1177 set_cmd_completer (c
, command_completer
);
1178 add_com_alias ("q", "quit", class_support
, 1);
1179 add_com_alias ("h", "help", class_support
, 1);
1181 add_setshow_boolean_cmd ("verbose", class_support
, &info_verbose
, _("\
1182 Set verbosity."), _("\
1183 Show verbosity."), NULL
,
1186 &setlist
, &showlist
);
1188 add_prefix_cmd ("history", class_support
, set_history
,
1189 _("Generic command for setting command history parameters."),
1190 &sethistlist
, "set history ", 0, &setlist
);
1191 add_prefix_cmd ("history", class_support
, show_history
,
1192 _("Generic command for showing command history parameters."),
1193 &showhistlist
, "show history ", 0, &showlist
);
1195 add_setshow_boolean_cmd ("expansion", no_class
, &history_expansion_p
, _("\
1196 Set history expansion on command input."), _("\
1197 Show history expansion on command input."), _("\
1198 Without an argument, history expansion is enabled."),
1200 show_history_expansion_p
,
1201 &sethistlist
, &showhistlist
);
1203 add_prefix_cmd ("info", class_info
, info_command
, _("\
1204 Generic command for showing things about the program being debugged."),
1205 &infolist
, "info ", 0, &cmdlist
);
1206 add_com_alias ("i", "info", class_info
, 1);
1208 add_com ("complete", class_obscure
, complete_command
,
1209 _("List the completions for the rest of the line as a command."));
1211 add_prefix_cmd ("show", class_info
, show_command
,
1212 _("Generic command for showing things about the debugger."),
1213 &showlist
, "show ", 0, &cmdlist
);
1214 /* Another way to get at the same thing. */
1215 add_info ("set", show_command
, _("Show all GDB settings."));
1217 add_cmd ("commands", no_class
, show_commands
, _("\
1218 Show the history of commands you typed.\n\
1219 You can supply a command number to start with, or a `+' to start after\n\
1220 the previous command number shown."),
1223 add_cmd ("version", no_class
, show_version
,
1224 _("Show what version of GDB this is."), &showlist
);
1226 add_com ("while", class_support
, while_command
, _("\
1227 Execute nested commands WHILE the conditional expression is non zero.\n\
1228 The conditional expression must follow the word `while' and must in turn be\n\
1229 followed by a new line. The nested commands must be entered one per line,\n\
1230 and should be terminated by the word `end'."));
1232 add_com ("if", class_support
, if_command
, _("\
1233 Execute nested commands once IF the conditional expression is non zero.\n\
1234 The conditional expression must follow the word `if' and must in turn be\n\
1235 followed by a new line. The nested commands must be entered one per line,\n\
1236 and should be terminated by the word 'else' or `end'. If an else clause\n\
1237 is used, the same rules apply to its nested commands as to the first ones."));
1239 /* If target is open when baud changes, it doesn't take effect until the
1240 next open (I think, not sure). */
1241 add_setshow_zinteger_cmd ("remotebaud", no_class
, &baud_rate
, _("\
1242 Set baud rate for remote serial I/O."), _("\
1243 Show baud rate for remote serial I/O."), _("\
1244 This value is used to set the speed of the serial port when debugging\n\
1245 using remote targets."),
1248 &setlist
, &showlist
);
1250 add_setshow_zinteger_cmd ("remote", no_class
, &remote_debug
, _("\
1251 Set debugging of remote protocol."), _("\
1252 Show debugging of remote protocol."), _("\
1253 When enabled, each packet sent or received with the remote target\n\
1257 &setdebuglist
, &showdebuglist
);
1259 add_setshow_integer_cmd ("remotetimeout", no_class
, &remote_timeout
, _("\
1260 Set timeout limit to wait for target to respond."), _("\
1261 Show timeout limit to wait for target to respond."), _("\
1262 This value is used to set the time limit for gdb to wait for a response\n\
1265 show_remote_timeout
,
1266 &setlist
, &showlist
);
1268 add_prefix_cmd ("debug", no_class
, set_debug
,
1269 _("Generic command for setting gdb debugging flags"),
1270 &setdebuglist
, "set debug ", 0, &setlist
);
1272 add_prefix_cmd ("debug", no_class
, show_debug
,
1273 _("Generic command for showing gdb debugging flags"),
1274 &showdebuglist
, "show debug ", 0, &showlist
);
1276 c
= add_com ("shell", class_support
, shell_escape
, _("\
1277 Execute the rest of the line as a shell command.\n\
1278 With no arguments, run an inferior shell."));
1279 set_cmd_completer (c
, filename_completer
);
1281 c
= add_com ("edit", class_files
, edit_command
, _("\
1282 Edit specified file or function.\n\
1283 With no argument, edits file containing most recent line listed.\n\
1284 Editing targets can be specified in these ways:\n\
1285 FILE:LINENUM, to edit at that line in that file,\n\
1286 FUNCTION, to edit at the beginning of that function,\n\
1287 FILE:FUNCTION, to distinguish among like-named static functions.\n\
1288 *ADDRESS, to edit at the line containing that address.\n\
1289 Uses EDITOR environment variable contents as editor (or ex as default)."));
1291 c
->completer
= location_completer
;
1293 add_com ("list", class_files
, list_command
, _("\
1294 List specified function or line.\n\
1295 With no argument, lists ten more lines after or around previous listing.\n\
1296 \"list -\" lists the ten lines before a previous ten-line listing.\n\
1297 One argument specifies a line, and ten lines are listed around that line.\n\
1298 Two arguments with comma between specify starting and ending lines to list.\n\
1299 Lines can be specified in these ways:\n\
1300 LINENUM, to list around that line in current file,\n\
1301 FILE:LINENUM, to list around that line in that file,\n\
1302 FUNCTION, to list around beginning of that function,\n\
1303 FILE:FUNCTION, to distinguish among like-named static functions.\n\
1304 *ADDRESS, to list around the line containing that address.\n\
1305 With two args if one is empty it stands for ten lines away from the other arg."));
1308 add_com_alias ("l", "list", class_files
, 1);
1310 add_com_alias ("v", "list", class_files
, 1);
1313 add_com_alias ("file", "list", class_files
, 1);
1315 c
= add_com ("disassemble", class_vars
, disassemble_command
, _("\
1316 Disassemble a specified section of memory.\n\
1317 Default is the function surrounding the pc of the selected frame.\n\
1318 With a single argument, the function surrounding that address is dumped.\n\
1319 Two arguments are taken as a range of memory to dump."));
1320 set_cmd_completer (c
, location_completer
);
1322 add_com_alias ("va", "disassemble", class_xdb
, 0);
1324 /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would
1325 be a really useful feature. Unfortunately, the below wont do
1326 this. Instead it adds support for the form ``(gdb) ! ls''
1327 (i.e. the space is required). If the ``!'' command below is
1328 added the complains about no ``!'' command would be replaced by
1329 complains about how the ``!'' command is broken :-) */
1331 add_com_alias ("!", "shell", class_support
, 0);
1333 c
= add_com ("make", class_support
, make_command
, _("\
1334 Run the ``make'' program using the rest of the line as arguments."));
1335 set_cmd_completer (c
, filename_completer
);
1336 add_cmd ("user", no_class
, show_user
, _("\
1337 Show definitions of user defined commands.\n\
1338 Argument is the name of the user defined command.\n\
1339 With no argument, show definitions of all user defined commands."), &showlist
);
1340 add_com ("apropos", class_support
, apropos_command
,
1341 _("Search for commands matching a REGEXP"));
1343 add_setshow_integer_cmd ("max-user-call-depth", no_class
,
1344 &max_user_call_depth
, _("\
1345 Set the max call depth for user-defined commands."), _("\
1346 Show the max call depth for user-defined commands."), NULL
,
1348 show_max_user_call_depth
,
1349 &setlist
, &showlist
);