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
, (char *)NULL
);
371 current_directory
= concat (current_directory
, SLASH_STRING
,
376 /* Now simplify any occurrences of `.' and `..' in the pathname. */
379 for (p
= current_directory
; *p
;)
381 if (IS_DIR_SEPARATOR (p
[0]) && p
[1] == '.'
382 && (p
[2] == 0 || IS_DIR_SEPARATOR (p
[2])))
384 else if (IS_DIR_SEPARATOR (p
[0]) && p
[1] == '.' && p
[2] == '.'
385 && (p
[3] == 0 || IS_DIR_SEPARATOR (p
[3])))
389 /* Search backwards for the directory just before the "/.."
390 and obliterate it and the "/..". */
392 while (q
!= current_directory
&& !IS_DIR_SEPARATOR (q
[-1]))
395 if (q
== current_directory
)
396 /* current_directory is
397 a relative pathname ("can't happen"--leave it alone). */
401 strcpy (q
- 1, p
+ 3);
406 /* We are dealing with leading repetitions of "/..", for example
407 "/../..", which is the Mach super-root. */
417 forget_cached_source_info ();
420 pwd_command ((char *) 0, 1);
424 source_command (char *args
, int from_tty
)
427 struct cleanup
*old_cleanups
;
432 error (_("source command requires pathname of file to source."));
435 file
= tilde_expand (file
);
436 old_cleanups
= make_cleanup (xfree
, file
);
438 stream
= fopen (file
, FOPEN_RT
);
442 perror_with_name (file
);
447 script_from_file (stream
, file
);
449 do_cleanups (old_cleanups
);
453 echo_command (char *text
, int from_tty
)
459 while ((c
= *p
++) != '\0')
463 /* \ at end of argument is used after spaces
464 so they won't be lost. */
468 c
= parse_escape (&p
);
470 printf_filtered ("%c", c
);
473 printf_filtered ("%c", c
);
476 /* Force this output to appear now. */
478 gdb_flush (gdb_stdout
);
482 shell_escape (char *arg
, int from_tty
)
484 #if defined(CANT_FORK) || \
485 (!defined(HAVE_WORKING_VFORK) && !defined(HAVE_WORKING_FORK))
486 /* If ARG is NULL, they want an inferior shell, but `system' just
487 reports if the shell is available when passed a NULL arg. */
488 int rc
= system (arg
? arg
: "");
491 arg
= "inferior shell";
495 fprintf_unfiltered (gdb_stderr
, "Cannot execute %s: %s\n", arg
,
496 safe_strerror (errno
));
497 gdb_flush (gdb_stderr
);
501 fprintf_unfiltered (gdb_stderr
, "%s exited with status %d\n", arg
, rc
);
502 gdb_flush (gdb_stderr
);
505 /* Make sure to return to the directory GDB thinks it is, in case the
506 shell command we just ran changed it. */
507 chdir (current_directory
);
509 #else /* Can fork. */
512 if ((pid
= vfork ()) == 0)
514 char *p
, *user_shell
;
516 if ((user_shell
= (char *) getenv ("SHELL")) == NULL
)
517 user_shell
= "/bin/sh";
519 /* Get the name of the shell for arg0 */
520 if ((p
= strrchr (user_shell
, '/')) == NULL
)
523 p
++; /* Get past '/' */
526 execl (user_shell
, p
, (char *) 0);
528 execl (user_shell
, p
, "-c", arg
, (char *) 0);
530 fprintf_unfiltered (gdb_stderr
, "Cannot execute %s: %s\n", user_shell
,
531 safe_strerror (errno
));
532 gdb_flush (gdb_stderr
);
537 while ((rc
= wait (&status
)) != pid
&& rc
!= -1)
540 error (_("Fork failed"));
541 #endif /* Can fork. */
545 edit_command (char *arg
, int from_tty
)
547 struct symtabs_and_lines sals
;
548 struct symtab_and_line sal
;
556 /* Pull in the current default source line if necessary */
559 set_default_source_symtab_and_line ();
560 sal
= get_current_source_symtab_and_line ();
563 /* bare "edit" edits file with present line. */
568 error (_("No default source file yet."));
569 sal
.line
+= get_lines_to_list () / 2;
574 /* Now should only be one argument -- decode it in SAL */
577 sals
= decode_line_1 (&arg1
, 0, 0, 0, 0, 0);
579 if (! sals
.nelts
) return; /* C++ */
580 if (sals
.nelts
> 1) {
581 ambiguous_line_spec (&sals
);
590 error (_("Junk at end of line specification."));
592 /* if line was specified by address,
593 first print exactly which line, and which file.
594 In this case, sal.symtab == 0 means address is outside
595 of all known source files, not that user failed to give a filename. */
599 /* FIXME-32x64--assumes sal.pc fits in long. */
600 error (_("No source file for address %s."),
601 hex_string ((unsigned long) sal
.pc
));
602 sym
= find_pc_function (sal
.pc
);
605 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
606 printf_filtered (" is in ");
607 fputs_filtered (SYMBOL_PRINT_NAME (sym
), gdb_stdout
);
608 printf_filtered (" (%s:%d).\n", sal
.symtab
->filename
, sal
.line
);
612 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
613 printf_filtered (" is at %s:%d.\n",
614 sal
.symtab
->filename
, sal
.line
);
618 /* If what was given does not imply a symtab, it must be an undebuggable
619 symbol which means no source code. */
622 error (_("No line number known for %s."), arg
);
625 if ((editor
= (char *) getenv ("EDITOR")) == NULL
)
628 /* Approximate base-10 log of line to 1 unit for digit count */
629 for(log10
=32, m
=0x80000000; !(sal
.line
& m
) && log10
>0; log10
--, m
=m
>>1);
630 log10
= 1 + (int)((log10
+ (0 == ((m
-1) & sal
.line
)))/3.32192809);
632 /* If we don't already know the full absolute file name of the
633 source file, find it now. */
634 if (!sal
.symtab
->fullname
)
636 fn
= symtab_to_fullname (sal
.symtab
);
641 fn
= sal
.symtab
->fullname
;
643 /* Quote the file name, in case it has whitespace or other special
645 p
= xstrprintf ("%s +%d \"%s\"", editor
, sal
.line
, fn
);
646 shell_escape(p
, from_tty
);
651 list_command (char *arg
, int from_tty
)
653 struct symtabs_and_lines sals
, sals_end
;
654 struct symtab_and_line sal
= { };
655 struct symtab_and_line sal_end
= { };
656 struct symtab_and_line cursal
= { };
665 /* Pull in the current default source line if necessary */
666 if (arg
== 0 || arg
[0] == '+' || arg
[0] == '-')
668 set_default_source_symtab_and_line ();
669 cursal
= get_current_source_symtab_and_line ();
672 /* "l" or "l +" lists next ten lines. */
674 if (arg
== 0 || strcmp (arg
, "+") == 0)
676 print_source_lines (cursal
.symtab
, cursal
.line
,
677 cursal
.line
+ get_lines_to_list (), 0);
681 /* "l -" lists previous ten lines, the ones before the ten just listed. */
682 if (strcmp (arg
, "-") == 0)
684 print_source_lines (cursal
.symtab
,
685 max (get_first_line_listed () - get_lines_to_list (), 1),
686 get_first_line_listed (), 0);
690 /* Now if there is only one argument, decode it in SAL
692 If there are two arguments, decode them in SAL and SAL_END
693 and clear NO_END; however, if one of the arguments is blank,
694 set DUMMY_BEG or DUMMY_END to record that fact. */
696 if (!have_full_symbols () && !have_partial_symbols ())
697 error (_("No symbol table is loaded. Use the \"file\" command."));
704 sals
= decode_line_1 (&arg1
, 0, 0, 0, 0, 0);
710 ambiguous_line_spec (&sals
);
719 /* Record whether the BEG arg is all digits. */
721 for (p
= arg
; p
!= arg1
&& *p
>= '0' && *p
<= '9'; p
++);
722 linenum_beg
= (p
== arg1
);
724 while (*arg1
== ' ' || *arg1
== '\t')
730 while (*arg1
== ' ' || *arg1
== '\t')
737 sals_end
= decode_line_1 (&arg1
, 0, 0, 0, 0, 0);
739 sals_end
= decode_line_1 (&arg1
, 0, sal
.symtab
, sal
.line
, 0, 0);
740 if (sals_end
.nelts
== 0)
742 if (sals_end
.nelts
> 1)
744 ambiguous_line_spec (&sals_end
);
745 xfree (sals_end
.sals
);
748 sal_end
= sals_end
.sals
[0];
749 xfree (sals_end
.sals
);
754 error (_("Junk at end of line specification."));
756 if (!no_end
&& !dummy_beg
&& !dummy_end
757 && sal
.symtab
!= sal_end
.symtab
)
758 error (_("Specified start and end are in different files."));
759 if (dummy_beg
&& dummy_end
)
760 error (_("Two empty args do not say what lines to list."));
762 /* if line was specified by address,
763 first print exactly which line, and which file.
764 In this case, sal.symtab == 0 means address is outside
765 of all known source files, not that user failed to give a filename. */
769 /* FIXME-32x64--assumes sal.pc fits in long. */
770 error (_("No source file for address %s."),
771 hex_string ((unsigned long) sal
.pc
));
772 sym
= find_pc_function (sal
.pc
);
775 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
776 printf_filtered (" is in ");
777 fputs_filtered (SYMBOL_PRINT_NAME (sym
), gdb_stdout
);
778 printf_filtered (" (%s:%d).\n", sal
.symtab
->filename
, sal
.line
);
782 deprecated_print_address_numeric (sal
.pc
, 1, gdb_stdout
);
783 printf_filtered (" is at %s:%d.\n",
784 sal
.symtab
->filename
, sal
.line
);
788 /* If line was not specified by just a line number,
789 and it does not imply a symtab, it must be an undebuggable symbol
790 which means no source code. */
792 if (!linenum_beg
&& sal
.symtab
== 0)
793 error (_("No line number known for %s."), arg
);
795 /* If this command is repeated with RET,
796 turn it into the no-arg variant. */
801 if (dummy_beg
&& sal_end
.symtab
== 0)
802 error (_("No default source file yet. Do \"help list\"."));
804 print_source_lines (sal_end
.symtab
,
805 max (sal_end
.line
- (get_lines_to_list () - 1), 1),
806 sal_end
.line
+ 1, 0);
807 else if (sal
.symtab
== 0)
808 error (_("No default source file yet. Do \"help list\"."));
811 int first_line
= sal
.line
- get_lines_to_list () / 2;
813 if (first_line
< 1) first_line
= 1;
815 print_source_lines (sal
.symtab
,
817 first_line
+ get_lines_to_list (),
821 print_source_lines (sal
.symtab
, sal
.line
,
823 ? sal
.line
+ get_lines_to_list ()
828 /* Dump a specified section of assembly code. With no command line
829 arguments, this command will dump the assembly code for the
830 function surrounding the pc value in the selected frame. With one
831 argument, it will dump the assembly code surrounding that pc value.
832 Two arguments are interpeted as bounds within which to dump
836 disassemble_command (char *arg
, int from_tty
)
840 CORE_ADDR pc
, pc_masked
;
849 if (!deprecated_selected_frame
)
850 error (_("No frame selected."));
852 pc
= get_frame_pc (deprecated_selected_frame
);
853 if (find_pc_partial_function (pc
, &name
, &low
, &high
) == 0)
854 error (_("No function contains program counter for selected frame."));
856 /* NOTE: cagney/2003-02-13 The `tui_active' was previously
859 /* FIXME: cagney/2004-02-07: This should be an observer. */
860 low
= tui_get_low_disassembly_address (low
, pc
);
862 low
+= DEPRECATED_FUNCTION_START_OFFSET
;
864 else if (!(space_index
= (char *) strchr (arg
, ' ')))
867 pc
= parse_and_eval_address (arg
);
868 if (find_pc_partial_function (pc
, &name
, &low
, &high
) == 0)
869 error (_("No function contains specified address."));
871 /* NOTE: cagney/2003-02-13 The `tui_active' was previously
874 /* FIXME: cagney/2004-02-07: This should be an observer. */
875 low
= tui_get_low_disassembly_address (low
, pc
);
877 low
+= DEPRECATED_FUNCTION_START_OFFSET
;
883 low
= parse_and_eval_address (arg
);
884 high
= parse_and_eval_address (space_index
+ 1);
888 if (!tui_is_window_visible (DISASSEM_WIN
))
891 printf_filtered ("Dump of assembler code ");
894 printf_filtered ("for function %s:\n", name
);
898 printf_filtered ("from ");
899 deprecated_print_address_numeric (low
, 1, gdb_stdout
);
900 printf_filtered (" to ");
901 deprecated_print_address_numeric (high
, 1, gdb_stdout
);
902 printf_filtered (":\n");
905 /* Dump the specified range. */
906 gdb_disassembly (uiout
, 0, 0, 0, -1, low
, high
);
908 printf_filtered ("End of assembler dump.\n");
909 gdb_flush (gdb_stdout
);
914 tui_show_assembly (low
);
920 make_command (char *arg
, int from_tty
)
928 p
= xmalloc (sizeof ("make ") + strlen (arg
));
930 strcpy (p
+ sizeof ("make ") - 1, arg
);
933 shell_escape (p
, from_tty
);
937 show_user (char *args
, int from_tty
)
939 struct cmd_list_element
*c
;
940 extern struct cmd_list_element
*cmdlist
;
944 c
= lookup_cmd (&args
, cmdlist
, "", 0, 1);
945 if (c
->class != class_user
)
946 error (_("Not a user command."));
947 show_user_1 (c
, gdb_stdout
);
951 for (c
= cmdlist
; c
; c
= c
->next
)
953 if (c
->class == class_user
)
954 show_user_1 (c
, gdb_stdout
);
959 /* Search through names of commands and documentations for a certain
963 apropos_command (char *searchstr
, int from_tty
)
965 extern struct cmd_list_element
*cmdlist
; /*This is the main command list*/
967 char *pattern_fastmap
;
968 char errorbuffer
[512];
969 pattern_fastmap
= xcalloc (256, sizeof (char));
970 if (searchstr
== NULL
)
971 error (_("REGEXP string is empty"));
973 if (regcomp(&pattern
,searchstr
,REG_ICASE
) == 0)
975 pattern
.fastmap
=pattern_fastmap
;
976 re_compile_fastmap(&pattern
);
977 apropos_cmd (gdb_stdout
,cmdlist
,&pattern
,"");
981 regerror(regcomp(&pattern
,searchstr
,REG_ICASE
),NULL
,errorbuffer
,512);
982 error (_("Error in regular expression:%s"),errorbuffer
);
984 xfree (pattern_fastmap
);
987 /* Print a list of files and line numbers which a user may choose from
988 in order to list a function which was specified ambiguously (as with
989 `list classname::overloadedfuncname', for example). The vector in
990 SALS provides the filenames and line numbers. */
993 ambiguous_line_spec (struct symtabs_and_lines
*sals
)
997 for (i
= 0; i
< sals
->nelts
; ++i
)
998 printf_filtered (_("file: \"%s\", line number: %d\n"),
999 sals
->sals
[i
].symtab
->filename
, sals
->sals
[i
].line
);
1003 set_debug (char *arg
, int from_tty
)
1005 printf_unfiltered (_("\"set debug\" must be followed by the name of a print subcommand.\n"));
1006 help_list (setdebuglist
, "set debug ", -1, gdb_stdout
);
1010 show_debug (char *args
, int from_tty
)
1012 cmd_show_list (showdebuglist
, from_tty
, "");
1016 init_cmd_lists (void)
1018 max_user_call_depth
= 1024;
1027 enablebreaklist
= NULL
;
1032 showhistlist
= NULL
;
1033 unsethistlist
= NULL
;
1034 maintenancelist
= NULL
;
1035 maintenanceinfolist
= NULL
;
1036 maintenanceprintlist
= NULL
;
1037 setprintlist
= NULL
;
1038 showprintlist
= NULL
;
1039 setchecklist
= NULL
;
1040 showchecklist
= NULL
;
1044 show_info_verbose (struct ui_file
*file
, int from_tty
,
1045 struct cmd_list_element
*c
,
1049 fprintf_filtered (file
, _("\
1050 Verbose printing of informational messages is %s.\n"), value
);
1052 fprintf_filtered (file
, _("Verbosity is %s.\n"), value
);
1056 show_history_expansion_p (struct ui_file
*file
, int from_tty
,
1057 struct cmd_list_element
*c
, const char *value
)
1059 fprintf_filtered (file
, _("History expansion on command input is %s.\n"),
1064 show_baud_rate (struct ui_file
*file
, int from_tty
,
1065 struct cmd_list_element
*c
, const char *value
)
1067 fprintf_filtered (file
, _("Baud rate for remote serial I/O is %s.\n"),
1072 show_remote_debug (struct ui_file
*file
, int from_tty
,
1073 struct cmd_list_element
*c
, const char *value
)
1075 fprintf_filtered (file
, _("Debugging of remote protocol is %s.\n"),
1080 show_remote_timeout (struct ui_file
*file
, int from_tty
,
1081 struct cmd_list_element
*c
, const char *value
)
1083 fprintf_filtered (file
, _("\
1084 Timeout limit to wait for target to respond is %s.\n"),
1089 show_max_user_call_depth (struct ui_file
*file
, int from_tty
,
1090 struct cmd_list_element
*c
, const char *value
)
1092 fprintf_filtered (file
, _("\
1093 The max call depth for user-defined commands is %s.\n"),
1099 init_cli_cmds (void)
1101 struct cmd_list_element
*c
;
1102 char *source_help_text
;
1104 /* Define the classes of commands.
1105 They will appear in the help list in the reverse of this order. */
1107 add_cmd ("internals", class_maintenance
, NULL
, _("\
1108 Maintenance commands.\n\
1109 Some gdb commands are provided just for use by gdb maintainers.\n\
1110 These commands are subject to frequent change, and may not be as\n\
1111 well documented as user commands."),
1113 add_cmd ("obscure", class_obscure
, NULL
, _("Obscure features."), &cmdlist
);
1114 add_cmd ("aliases", class_alias
, NULL
, _("Aliases of other commands."), &cmdlist
);
1115 add_cmd ("user-defined", class_user
, NULL
, _("\
1116 User-defined commands.\n\
1117 The commands in this class are those defined by the user.\n\
1118 Use the \"define\" command to define a command."), &cmdlist
);
1119 add_cmd ("support", class_support
, NULL
, _("Support facilities."), &cmdlist
);
1121 add_cmd ("status", class_info
, NULL
, _("Status inquiries."), &cmdlist
);
1122 add_cmd ("files", class_files
, NULL
, _("Specifying and examining files."),
1124 add_cmd ("breakpoints", class_breakpoint
, NULL
,
1125 _("Making program stop at certain points."), &cmdlist
);
1126 add_cmd ("data", class_vars
, NULL
, _("Examining data."), &cmdlist
);
1127 add_cmd ("stack", class_stack
, NULL
, _("\
1128 Examining the stack.\n\
1129 The stack is made up of stack frames. Gdb assigns numbers to stack frames\n\
1130 counting from zero for the innermost (currently executing) frame.\n\n\
1131 At any time gdb identifies one frame as the \"selected\" frame.\n\
1132 Variable lookups are done with respect to the selected frame.\n\
1133 When the program being debugged stops, gdb selects the innermost frame.\n\
1134 The commands below can be used to select other frames by number or address."),
1136 add_cmd ("running", class_run
, NULL
, _("Running the program."), &cmdlist
);
1138 /* Define general commands. */
1140 add_com ("pwd", class_files
, pwd_command
, _("\
1141 Print working directory. This is used for your program as well."));
1142 c
= add_cmd ("cd", class_files
, cd_command
, _("\
1143 Set working directory to DIR for debugger and program being debugged.\n\
1144 The change does not take effect for the program being debugged\n\
1145 until the next time it is started."), &cmdlist
);
1146 set_cmd_completer (c
, filename_completer
);
1148 add_com ("echo", class_support
, echo_command
, _("\
1149 Print a constant string. Give string as argument.\n\
1150 C escape sequences may be used in the argument.\n\
1151 No newline is added at the end of the argument;\n\
1152 use \"\\n\" if you want a newline to be printed.\n\
1153 Since leading and trailing whitespace are ignored in command arguments,\n\
1154 if you want to print some you must use \"\\\" before leading whitespace\n\
1155 to be printed or after trailing whitespace."));
1156 add_com ("document", class_support
, document_command
, _("\
1157 Document a user-defined command.\n\
1158 Give command name as argument. Give documentation on following lines.\n\
1159 End with a line of just \"end\"."));
1160 add_com ("define", class_support
, define_command
, _("\
1161 Define a new command name. Command name is argument.\n\
1162 Definition appears on following lines, one command per line.\n\
1163 End with a line of just \"end\".\n\
1164 Use the \"document\" command to give documentation for the new command.\n\
1165 Commands defined in this way may have up to ten arguments."));
1167 source_help_text
= xstrprintf (_("\
1168 Read commands from a file named FILE.\n\
1169 Note that the file \"%s\" is read automatically in this way\n\
1170 when gdb is started."), gdbinit
);
1171 c
= add_cmd ("source", class_support
, source_command
,
1172 source_help_text
, &cmdlist
);
1173 set_cmd_completer (c
, filename_completer
);
1175 add_com ("quit", class_support
, quit_command
, _("Exit gdb."));
1176 c
= add_com ("help", class_support
, help_command
,
1177 _("Print list of commands."));
1178 set_cmd_completer (c
, command_completer
);
1179 add_com_alias ("q", "quit", class_support
, 1);
1180 add_com_alias ("h", "help", class_support
, 1);
1182 add_setshow_boolean_cmd ("verbose", class_support
, &info_verbose
, _("\
1183 Set verbosity."), _("\
1184 Show verbosity."), NULL
,
1187 &setlist
, &showlist
);
1189 add_prefix_cmd ("history", class_support
, set_history
,
1190 _("Generic command for setting command history parameters."),
1191 &sethistlist
, "set history ", 0, &setlist
);
1192 add_prefix_cmd ("history", class_support
, show_history
,
1193 _("Generic command for showing command history parameters."),
1194 &showhistlist
, "show history ", 0, &showlist
);
1196 add_setshow_boolean_cmd ("expansion", no_class
, &history_expansion_p
, _("\
1197 Set history expansion on command input."), _("\
1198 Show history expansion on command input."), _("\
1199 Without an argument, history expansion is enabled."),
1201 show_history_expansion_p
,
1202 &sethistlist
, &showhistlist
);
1204 add_prefix_cmd ("info", class_info
, info_command
, _("\
1205 Generic command for showing things about the program being debugged."),
1206 &infolist
, "info ", 0, &cmdlist
);
1207 add_com_alias ("i", "info", class_info
, 1);
1209 add_com ("complete", class_obscure
, complete_command
,
1210 _("List the completions for the rest of the line as a command."));
1212 add_prefix_cmd ("show", class_info
, show_command
,
1213 _("Generic command for showing things about the debugger."),
1214 &showlist
, "show ", 0, &cmdlist
);
1215 /* Another way to get at the same thing. */
1216 add_info ("set", show_command
, _("Show all GDB settings."));
1218 add_cmd ("commands", no_class
, show_commands
, _("\
1219 Show the history of commands you typed.\n\
1220 You can supply a command number to start with, or a `+' to start after\n\
1221 the previous command number shown."),
1224 add_cmd ("version", no_class
, show_version
,
1225 _("Show what version of GDB this is."), &showlist
);
1227 add_com ("while", class_support
, while_command
, _("\
1228 Execute nested commands WHILE the conditional expression is non zero.\n\
1229 The conditional expression must follow the word `while' and must in turn be\n\
1230 followed by a new line. The nested commands must be entered one per line,\n\
1231 and should be terminated by the word `end'."));
1233 add_com ("if", class_support
, if_command
, _("\
1234 Execute nested commands once IF the conditional expression is non zero.\n\
1235 The conditional expression must follow the word `if' and must in turn be\n\
1236 followed by a new line. The nested commands must be entered one per line,\n\
1237 and should be terminated by the word 'else' or `end'. If an else clause\n\
1238 is used, the same rules apply to its nested commands as to the first ones."));
1240 /* If target is open when baud changes, it doesn't take effect until the
1241 next open (I think, not sure). */
1242 add_setshow_zinteger_cmd ("remotebaud", no_class
, &baud_rate
, _("\
1243 Set baud rate for remote serial I/O."), _("\
1244 Show baud rate for remote serial I/O."), _("\
1245 This value is used to set the speed of the serial port when debugging\n\
1246 using remote targets."),
1249 &setlist
, &showlist
);
1251 add_setshow_zinteger_cmd ("remote", no_class
, &remote_debug
, _("\
1252 Set debugging of remote protocol."), _("\
1253 Show debugging of remote protocol."), _("\
1254 When enabled, each packet sent or received with the remote target\n\
1258 &setdebuglist
, &showdebuglist
);
1260 add_setshow_integer_cmd ("remotetimeout", no_class
, &remote_timeout
, _("\
1261 Set timeout limit to wait for target to respond."), _("\
1262 Show timeout limit to wait for target to respond."), _("\
1263 This value is used to set the time limit for gdb to wait for a response\n\
1266 show_remote_timeout
,
1267 &setlist
, &showlist
);
1269 add_prefix_cmd ("debug", no_class
, set_debug
,
1270 _("Generic command for setting gdb debugging flags"),
1271 &setdebuglist
, "set debug ", 0, &setlist
);
1273 add_prefix_cmd ("debug", no_class
, show_debug
,
1274 _("Generic command for showing gdb debugging flags"),
1275 &showdebuglist
, "show debug ", 0, &showlist
);
1277 c
= add_com ("shell", class_support
, shell_escape
, _("\
1278 Execute the rest of the line as a shell command.\n\
1279 With no arguments, run an inferior shell."));
1280 set_cmd_completer (c
, filename_completer
);
1282 c
= add_com ("edit", class_files
, edit_command
, _("\
1283 Edit specified file or function.\n\
1284 With no argument, edits file containing most recent line listed.\n\
1285 Editing targets can be specified in these ways:\n\
1286 FILE:LINENUM, to edit at that line in that file,\n\
1287 FUNCTION, to edit at the beginning of that function,\n\
1288 FILE:FUNCTION, to distinguish among like-named static functions.\n\
1289 *ADDRESS, to edit at the line containing that address.\n\
1290 Uses EDITOR environment variable contents as editor (or ex as default)."));
1292 c
->completer
= location_completer
;
1294 add_com ("list", class_files
, list_command
, _("\
1295 List specified function or line.\n\
1296 With no argument, lists ten more lines after or around previous listing.\n\
1297 \"list -\" lists the ten lines before a previous ten-line listing.\n\
1298 One argument specifies a line, and ten lines are listed around that line.\n\
1299 Two arguments with comma between specify starting and ending lines to list.\n\
1300 Lines can be specified in these ways:\n\
1301 LINENUM, to list around that line in current file,\n\
1302 FILE:LINENUM, to list around that line in that file,\n\
1303 FUNCTION, to list around beginning of that function,\n\
1304 FILE:FUNCTION, to distinguish among like-named static functions.\n\
1305 *ADDRESS, to list around the line containing that address.\n\
1306 With two args if one is empty it stands for ten lines away from the other arg."));
1309 add_com_alias ("l", "list", class_files
, 1);
1311 add_com_alias ("v", "list", class_files
, 1);
1314 add_com_alias ("file", "list", class_files
, 1);
1316 c
= add_com ("disassemble", class_vars
, disassemble_command
, _("\
1317 Disassemble a specified section of memory.\n\
1318 Default is the function surrounding the pc of the selected frame.\n\
1319 With a single argument, the function surrounding that address is dumped.\n\
1320 Two arguments are taken as a range of memory to dump."));
1321 set_cmd_completer (c
, location_completer
);
1323 add_com_alias ("va", "disassemble", class_xdb
, 0);
1325 /* NOTE: cagney/2000-03-20: Being able to enter ``(gdb) !ls'' would
1326 be a really useful feature. Unfortunately, the below wont do
1327 this. Instead it adds support for the form ``(gdb) ! ls''
1328 (i.e. the space is required). If the ``!'' command below is
1329 added the complains about no ``!'' command would be replaced by
1330 complains about how the ``!'' command is broken :-) */
1332 add_com_alias ("!", "shell", class_support
, 0);
1334 c
= add_com ("make", class_support
, make_command
, _("\
1335 Run the ``make'' program using the rest of the line as arguments."));
1336 set_cmd_completer (c
, filename_completer
);
1337 add_cmd ("user", no_class
, show_user
, _("\
1338 Show definitions of user defined commands.\n\
1339 Argument is the name of the user defined command.\n\
1340 With no argument, show definitions of all user defined commands."), &showlist
);
1341 add_com ("apropos", class_support
, apropos_command
,
1342 _("Search for commands matching a REGEXP"));
1344 add_setshow_integer_cmd ("max-user-call-depth", no_class
,
1345 &max_user_call_depth
, _("\
1346 Set the max call depth for user-defined commands."), _("\
1347 Show the max call depth for user-defined commands."), NULL
,
1349 show_max_user_call_depth
,
1350 &setlist
, &showlist
);