1 /* Support for GDB maintenance commands.
3 Copyright (C) 1992-2017 Free Software Foundation, Inc.
5 Written by Fred Fish at Cygnus Support.
7 This file is part of GDB.
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
24 #include "arch-utils.h"
34 #include "expression.h" /* For language.h */
43 #include "cli/cli-decode.h"
44 #include "cli/cli-utils.h"
45 #include "cli/cli-setshow.h"
47 extern void _initialize_maint_cmds (void);
49 static void maintenance_command (char *, int);
51 static void maintenance_internal_error (char *args
, int from_tty
);
53 static void maintenance_demangle (char *, int);
55 static void maintenance_time_display (char *, int);
57 static void maintenance_space_display (char *, int);
59 static void maintenance_info_command (char *, int);
61 static void maintenance_info_sections (char *, int);
63 static void maintenance_print_command (char *, int);
65 static void maintenance_do_deprecate (char *, int);
67 /* Set this to the maximum number of seconds to wait instead of waiting forever
68 in target_wait(). If this timer times out, then it generates an error and
69 the command is aborted. This replaces most of the need for timeouts in the
70 GDB test suite, and makes it possible to distinguish between a hung target
71 and one with slow communications. */
75 show_watchdog (struct ui_file
*file
, int from_tty
,
76 struct cmd_list_element
*c
, const char *value
)
78 fprintf_filtered (file
, _("Watchdog timer is %s.\n"), value
);
81 /* Access the maintenance subcommands. */
84 maintenance_command (char *args
, int from_tty
)
86 printf_unfiltered (_("\"maintenance\" must be followed by "
87 "the name of a maintenance command.\n"));
88 help_list (maintenancelist
, "maintenance ", all_commands
, gdb_stdout
);
93 maintenance_dump_me (char *args
, int from_tty
)
95 if (query (_("Should GDB dump core? ")))
98 /* SIGQUIT by default is ignored, so use SIGABRT instead. */
99 signal (SIGABRT
, SIG_DFL
);
100 kill (getpid (), SIGABRT
);
102 signal (SIGQUIT
, SIG_DFL
);
103 kill (getpid (), SIGQUIT
);
109 /* Stimulate the internal error mechanism that GDB uses when an
110 internal problem is detected. Allows testing of the mechanism.
111 Also useful when the user wants to drop a core file but not exit
115 maintenance_internal_error (char *args
, int from_tty
)
117 internal_error (__FILE__
, __LINE__
, "%s", (args
== NULL
? "" : args
));
120 /* Stimulate the internal error mechanism that GDB uses when an
121 internal problem is detected. Allows testing of the mechanism.
122 Also useful when the user wants to drop a core file but not exit
126 maintenance_internal_warning (char *args
, int from_tty
)
128 internal_warning (__FILE__
, __LINE__
, "%s", (args
== NULL
? "" : args
));
131 /* Stimulate the internal error mechanism that GDB uses when an
132 demangler problem is detected. Allows testing of the mechanism. */
135 maintenance_demangler_warning (char *args
, int from_tty
)
137 demangler_warning (__FILE__
, __LINE__
, "%s", (args
== NULL
? "" : args
));
140 /* Old command to demangle a string. The command has been moved to "demangle".
141 It is kept for now because otherwise "mt demangle" gets interpreted as
142 "mt demangler-warning" which artificially creates an internal gdb error. */
145 maintenance_demangle (char *args
, int from_tty
)
147 printf_filtered (_("This command has been moved to \"demangle\".\n"));
151 maintenance_time_display (char *args
, int from_tty
)
153 if (args
== NULL
|| *args
== '\0')
154 printf_unfiltered (_("\"maintenance time\" takes a numeric argument.\n"));
156 set_per_command_time (strtol (args
, NULL
, 10));
160 maintenance_space_display (char *args
, int from_tty
)
162 if (args
== NULL
|| *args
== '\0')
163 printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n");
165 set_per_command_space (strtol (args
, NULL
, 10));
168 /* The "maintenance info" command is defined as a prefix, with
169 allow_unknown 0. Therefore, its own definition is called only for
170 "maintenance info" with no args. */
173 maintenance_info_command (char *arg
, int from_tty
)
175 printf_unfiltered (_("\"maintenance info\" must be followed "
176 "by the name of an info command.\n"));
177 help_list (maintenanceinfolist
, "maintenance info ", all_commands
,
181 /* Mini tokenizing lexer for 'maint info sections' command. */
184 match_substring (const char *string
, const char *substr
)
186 int substr_len
= strlen(substr
);
189 while ((tok
= strstr (string
, substr
)) != NULL
)
191 /* Got a partial match. Is it a whole word? */
196 /* Token is delimited at the front... */
197 if (tok
[substr_len
] == ' '
198 || tok
[substr_len
] == '\t'
199 || tok
[substr_len
] == '\0')
201 /* Token is delimited at the rear. Got a whole-word match. */
205 /* Token didn't match as a whole word. Advance and try again. */
212 match_bfd_flags (const char *string
, flagword flags
)
214 if (flags
& SEC_ALLOC
)
215 if (match_substring (string
, "ALLOC"))
217 if (flags
& SEC_LOAD
)
218 if (match_substring (string
, "LOAD"))
220 if (flags
& SEC_RELOC
)
221 if (match_substring (string
, "RELOC"))
223 if (flags
& SEC_READONLY
)
224 if (match_substring (string
, "READONLY"))
226 if (flags
& SEC_CODE
)
227 if (match_substring (string
, "CODE"))
229 if (flags
& SEC_DATA
)
230 if (match_substring (string
, "DATA"))
233 if (match_substring (string
, "ROM"))
235 if (flags
& SEC_CONSTRUCTOR
)
236 if (match_substring (string
, "CONSTRUCTOR"))
238 if (flags
& SEC_HAS_CONTENTS
)
239 if (match_substring (string
, "HAS_CONTENTS"))
241 if (flags
& SEC_NEVER_LOAD
)
242 if (match_substring (string
, "NEVER_LOAD"))
244 if (flags
& SEC_COFF_SHARED_LIBRARY
)
245 if (match_substring (string
, "COFF_SHARED_LIBRARY"))
247 if (flags
& SEC_IS_COMMON
)
248 if (match_substring (string
, "IS_COMMON"))
255 print_bfd_flags (flagword flags
)
257 if (flags
& SEC_ALLOC
)
258 printf_filtered (" ALLOC");
259 if (flags
& SEC_LOAD
)
260 printf_filtered (" LOAD");
261 if (flags
& SEC_RELOC
)
262 printf_filtered (" RELOC");
263 if (flags
& SEC_READONLY
)
264 printf_filtered (" READONLY");
265 if (flags
& SEC_CODE
)
266 printf_filtered (" CODE");
267 if (flags
& SEC_DATA
)
268 printf_filtered (" DATA");
270 printf_filtered (" ROM");
271 if (flags
& SEC_CONSTRUCTOR
)
272 printf_filtered (" CONSTRUCTOR");
273 if (flags
& SEC_HAS_CONTENTS
)
274 printf_filtered (" HAS_CONTENTS");
275 if (flags
& SEC_NEVER_LOAD
)
276 printf_filtered (" NEVER_LOAD");
277 if (flags
& SEC_COFF_SHARED_LIBRARY
)
278 printf_filtered (" COFF_SHARED_LIBRARY");
279 if (flags
& SEC_IS_COMMON
)
280 printf_filtered (" IS_COMMON");
284 maint_print_section_info (const char *name
, flagword flags
,
285 CORE_ADDR addr
, CORE_ADDR endaddr
,
286 unsigned long filepos
, int addr_size
)
288 printf_filtered (" %s", hex_string_custom (addr
, addr_size
));
289 printf_filtered ("->%s", hex_string_custom (endaddr
, addr_size
));
290 printf_filtered (" at %s",
291 hex_string_custom ((unsigned long) filepos
, 8));
292 printf_filtered (": %s", name
);
293 print_bfd_flags (flags
);
294 printf_filtered ("\n");
298 print_bfd_section_info (bfd
*abfd
,
302 flagword flags
= bfd_get_section_flags (abfd
, asect
);
303 const char *name
= bfd_section_name (abfd
, asect
);
304 const char *arg
= (const char *) datum
;
306 if (arg
== NULL
|| *arg
== '\0'
307 || match_substring (arg
, name
)
308 || match_bfd_flags (arg
, flags
))
310 struct gdbarch
*gdbarch
= gdbarch_from_bfd (abfd
);
311 int addr_size
= gdbarch_addr_bit (gdbarch
) / 8;
312 CORE_ADDR addr
, endaddr
;
314 addr
= bfd_section_vma (abfd
, asect
);
315 endaddr
= addr
+ bfd_section_size (abfd
, asect
);
316 printf_filtered (" [%d] ", gdb_bfd_section_index (abfd
, asect
));
317 maint_print_section_info (name
, flags
, addr
, endaddr
,
318 asect
->filepos
, addr_size
);
323 print_objfile_section_info (bfd
*abfd
,
324 struct obj_section
*asect
,
327 flagword flags
= bfd_get_section_flags (abfd
, asect
->the_bfd_section
);
328 const char *name
= bfd_section_name (abfd
, asect
->the_bfd_section
);
330 if (string
== NULL
|| *string
== '\0'
331 || match_substring (string
, name
)
332 || match_bfd_flags (string
, flags
))
334 struct gdbarch
*gdbarch
= gdbarch_from_bfd (abfd
);
335 int addr_size
= gdbarch_addr_bit (gdbarch
) / 8;
337 maint_print_section_info (name
, flags
,
338 obj_section_addr (asect
),
339 obj_section_endaddr (asect
),
340 asect
->the_bfd_section
->filepos
,
346 maintenance_info_sections (char *arg
, int from_tty
)
350 printf_filtered (_("Exec file:\n"));
351 printf_filtered (" `%s', ", bfd_get_filename (exec_bfd
));
353 printf_filtered (_("file type %s.\n"), bfd_get_target (exec_bfd
));
354 if (arg
&& *arg
&& match_substring (arg
, "ALLOBJ"))
356 struct objfile
*ofile
;
357 struct obj_section
*osect
;
359 /* Only this function cares about the 'ALLOBJ' argument;
360 if 'ALLOBJ' is the only argument, discard it rather than
361 passing it down to print_objfile_section_info (which
362 wouldn't know how to handle it). */
363 if (strcmp (arg
, "ALLOBJ") == 0)
368 printf_filtered (_(" Object file: %s\n"),
369 bfd_get_filename (ofile
->obfd
));
370 ALL_OBJFILE_OSECTIONS (ofile
, osect
)
372 print_objfile_section_info (ofile
->obfd
, osect
, arg
);
377 bfd_map_over_sections (exec_bfd
, print_bfd_section_info
, arg
);
382 printf_filtered (_("Core file:\n"));
383 printf_filtered (" `%s', ", bfd_get_filename (core_bfd
));
385 printf_filtered (_("file type %s.\n"), bfd_get_target (core_bfd
));
386 bfd_map_over_sections (core_bfd
, print_bfd_section_info
, arg
);
391 maintenance_print_statistics (char *args
, int from_tty
)
393 print_objfile_statistics ();
394 print_symbol_bcache_statistics ();
398 maintenance_print_architecture (char *args
, int from_tty
)
400 struct gdbarch
*gdbarch
= get_current_arch ();
403 gdbarch_dump (gdbarch
, gdb_stdout
);
406 struct cleanup
*cleanups
;
407 struct ui_file
*file
= gdb_fopen (args
, "w");
410 perror_with_name (_("maintenance print architecture"));
411 cleanups
= make_cleanup_ui_file_delete (file
);
412 gdbarch_dump (gdbarch
, file
);
413 do_cleanups (cleanups
);
417 /* The "maintenance print" command is defined as a prefix, with
418 allow_unknown 0. Therefore, its own definition is called only for
419 "maintenance print" with no args. */
422 maintenance_print_command (char *arg
, int from_tty
)
424 printf_unfiltered (_("\"maintenance print\" must be followed "
425 "by the name of a print command.\n"));
426 help_list (maintenanceprintlist
, "maintenance print ", all_commands
,
430 /* The "maintenance translate-address" command converts a section and address
431 to a symbol. This can be called in two ways:
432 maintenance translate-address <secname> <addr>
433 or maintenance translate-address <addr>. */
436 maintenance_translate_address (char *arg
, int from_tty
)
439 struct obj_section
*sect
;
441 struct bound_minimal_symbol sym
;
442 struct objfile
*objfile
;
444 if (arg
== NULL
|| *arg
== 0)
445 error (_("requires argument (address or section + address)"));
451 { /* See if we have a valid section name. */
452 while (*p
&& !isspace (*p
)) /* Find end of section name. */
454 if (*p
== '\000') /* End of command? */
455 error (_("Need to specify <section-name> and <address>"));
459 ALL_OBJSECTIONS (objfile
, sect
)
461 if (strcmp (sect
->the_bfd_section
->name
, arg
) == 0)
466 error (_("Unknown section %s."), arg
);
469 address
= parse_and_eval_address (p
);
472 sym
= lookup_minimal_symbol_by_pc_section (address
, sect
);
474 sym
= lookup_minimal_symbol_by_pc (address
);
478 const char *symbol_name
= MSYMBOL_PRINT_NAME (sym
.minsym
);
479 const char *symbol_offset
480 = pulongest (address
- BMSYMBOL_VALUE_ADDRESS (sym
));
482 sect
= MSYMBOL_OBJ_SECTION(sym
.objfile
, sym
.minsym
);
485 const char *section_name
;
486 const char *obj_name
;
488 gdb_assert (sect
->the_bfd_section
&& sect
->the_bfd_section
->name
);
489 section_name
= sect
->the_bfd_section
->name
;
491 gdb_assert (sect
->objfile
&& objfile_name (sect
->objfile
));
492 obj_name
= objfile_name (sect
->objfile
);
494 if (MULTI_OBJFILE_P ())
495 printf_filtered (_("%s + %s in section %s of %s\n"),
496 symbol_name
, symbol_offset
,
497 section_name
, obj_name
);
499 printf_filtered (_("%s + %s in section %s\n"),
500 symbol_name
, symbol_offset
, section_name
);
503 printf_filtered (_("%s + %s\n"), symbol_name
, symbol_offset
);
506 printf_filtered (_("no symbol at %s:%s\n"),
507 sect
->the_bfd_section
->name
, hex_string (address
));
509 printf_filtered (_("no symbol at %s\n"), hex_string (address
));
515 /* When a command is deprecated the user will be warned the first time
516 the command is used. If possible, a replacement will be
520 maintenance_deprecate (char *args
, int from_tty
)
522 if (args
== NULL
|| *args
== '\0')
524 printf_unfiltered (_("\"maintenance deprecate\" takes an argument,\n\
525 the command you want to deprecate, and optionally the replacement command\n\
526 enclosed in quotes.\n"));
529 maintenance_do_deprecate (args
, 1);
535 maintenance_undeprecate (char *args
, int from_tty
)
537 if (args
== NULL
|| *args
== '\0')
539 printf_unfiltered (_("\"maintenance undeprecate\" takes an argument, \n\
540 the command you want to undeprecate.\n"));
543 maintenance_do_deprecate (args
, 0);
547 /* You really shouldn't be using this. It is just for the testsuite.
548 Rather, you should use deprecate_cmd() when the command is created
549 in _initialize_blah().
551 This function deprecates a command and optionally assigns it a
555 maintenance_do_deprecate (char *text
, int deprecate
)
557 struct cmd_list_element
*alias
= NULL
;
558 struct cmd_list_element
*prefix_cmd
= NULL
;
559 struct cmd_list_element
*cmd
= NULL
;
561 char *start_ptr
= NULL
;
562 char *end_ptr
= NULL
;
564 char *replacement
= NULL
;
569 if (!lookup_cmd_composition (text
, &alias
, &prefix_cmd
, &cmd
))
571 printf_filtered (_("Can't find command '%s' to deprecate.\n"), text
);
577 /* Look for a replacement command. */
578 start_ptr
= strchr (text
, '\"');
579 if (start_ptr
!= NULL
)
582 end_ptr
= strrchr (start_ptr
, '\"');
585 len
= end_ptr
- start_ptr
;
586 start_ptr
[len
] = '\0';
587 replacement
= xstrdup (start_ptr
);
592 if (!start_ptr
|| !end_ptr
)
596 /* If they used an alias, we only want to deprecate the alias.
598 Note the MALLOCED_REPLACEMENT test. If the command's replacement
599 string was allocated at compile time we don't want to free the
603 if (alias
->malloced_replacement
)
604 xfree ((char *) alias
->replacement
);
608 alias
->deprecated_warn_user
= 1;
609 alias
->cmd_deprecated
= 1;
613 alias
->deprecated_warn_user
= 0;
614 alias
->cmd_deprecated
= 0;
616 alias
->replacement
= replacement
;
617 alias
->malloced_replacement
= 1;
622 if (cmd
->malloced_replacement
)
623 xfree ((char *) cmd
->replacement
);
627 cmd
->deprecated_warn_user
= 1;
628 cmd
->cmd_deprecated
= 1;
632 cmd
->deprecated_warn_user
= 0;
633 cmd
->cmd_deprecated
= 0;
635 cmd
->replacement
= replacement
;
636 cmd
->malloced_replacement
= 1;
642 /* Maintenance set/show framework. */
644 struct cmd_list_element
*maintenance_set_cmdlist
;
645 struct cmd_list_element
*maintenance_show_cmdlist
;
648 maintenance_set_cmd (char *args
, int from_tty
)
650 printf_unfiltered (_("\"maintenance set\" must be followed "
651 "by the name of a set command.\n"));
652 help_list (maintenance_set_cmdlist
, "maintenance set ", all_commands
,
657 maintenance_show_cmd (char *args
, int from_tty
)
659 cmd_show_list (maintenance_show_cmdlist
, from_tty
, "");
662 /* Profiling support. */
664 static int maintenance_profile_p
;
666 show_maintenance_profile_p (struct ui_file
*file
, int from_tty
,
667 struct cmd_list_element
*c
, const char *value
)
669 fprintf_filtered (file
, _("Internal profiling is %s.\n"), value
);
674 #define TEXTEND &_etext
675 #elif defined (HAVE_ETEXT)
677 #define TEXTEND &etext
680 #if defined (HAVE_MONSTARTUP) && defined (HAVE__MCLEANUP) && defined (TEXTEND)
682 static int profiling_state
;
684 EXTERN_C
void _mcleanup (void);
687 mcleanup_wrapper (void)
693 EXTERN_C
void monstartup (unsigned long, unsigned long);
697 maintenance_set_profile_cmd (char *args
, int from_tty
,
698 struct cmd_list_element
*c
)
700 if (maintenance_profile_p
== profiling_state
)
703 profiling_state
= maintenance_profile_p
;
705 if (maintenance_profile_p
)
707 static int profiling_initialized
;
709 if (!profiling_initialized
)
711 atexit (mcleanup_wrapper
);
712 profiling_initialized
= 1;
715 /* "main" is now always the first function in the text segment, so use
716 its address for monstartup. */
717 monstartup ((unsigned long) &main
, (unsigned long) TEXTEND
);
721 extern void _mcleanup (void);
728 maintenance_set_profile_cmd (char *args
, int from_tty
,
729 struct cmd_list_element
*c
)
731 error (_("Profiling support is not available on this system."));
735 /* If nonzero, display time usage both at startup and for each command. */
737 static int per_command_time
;
739 /* If nonzero, display space usage both at startup and for each command. */
741 static int per_command_space
;
743 /* If nonzero, display basic symtab stats for each command. */
745 static int per_command_symtab
;
747 /* mt per-command commands. */
749 static struct cmd_list_element
*per_command_setlist
;
750 static struct cmd_list_element
*per_command_showlist
;
752 /* Set whether to display time statistics to NEW_VALUE
753 (non-zero means true). */
756 set_per_command_time (int new_value
)
758 per_command_time
= new_value
;
761 /* Set whether to display space statistics to NEW_VALUE
762 (non-zero means true). */
765 set_per_command_space (int new_value
)
767 per_command_space
= new_value
;
770 /* Count the number of symtabs and blocks. */
773 count_symtabs_and_blocks (int *nr_symtabs_ptr
, int *nr_compunit_symtabs_ptr
,
777 struct compunit_symtab
*cu
;
780 int nr_compunit_symtabs
= 0;
783 /* When collecting statistics during startup, this is called before
784 pretty much anything in gdb has been initialized, and thus
785 current_program_space may be NULL. */
786 if (current_program_space
!= NULL
)
788 ALL_COMPUNITS (o
, cu
)
790 ++nr_compunit_symtabs
;
791 nr_blocks
+= BLOCKVECTOR_NBLOCKS (COMPUNIT_BLOCKVECTOR (cu
));
792 ALL_COMPUNIT_FILETABS (cu
, s
)
797 *nr_symtabs_ptr
= nr_symtabs
;
798 *nr_compunit_symtabs_ptr
= nr_compunit_symtabs
;
799 *nr_blocks_ptr
= nr_blocks
;
802 /* As indicated by display_time and display_space, report GDB's
803 elapsed time and space usage from the base time and space recorded
806 scoped_command_stats::~scoped_command_stats ()
808 /* Early exit if we're not reporting any stats. It can be expensive to
809 compute the pre-command values so don't collect them at all if we're
810 not reporting stats. Alas this doesn't work in the startup case because
811 we don't know yet whether we will be reporting the stats. For the
812 startup case collect the data anyway (it should be cheap at this point),
813 and leave it to the reporter to decide whether to print them. */
816 && !per_command_space
817 && !per_command_symtab
)
820 if (m_time_enabled
&& per_command_time
)
822 using namespace std::chrono
;
824 run_time_clock::duration cmd_time
825 = run_time_clock::now () - m_start_cpu_time
;
827 steady_clock::duration wall_time
828 = steady_clock::now () - m_start_wall_time
;
829 /* Subtract time spend in prompt_for_continue from walltime. */
830 wall_time
-= get_prompt_for_continue_wait_time ();
832 printf_unfiltered (!m_msg_type
833 ? _("Startup time: %.6f (cpu), %.6f (wall)\n")
834 : _("Command execution time: %.6f (cpu), %.6f (wall)\n"),
835 duration
<double> (cmd_time
).count (),
836 duration
<double> (wall_time
).count ());
839 if (m_space_enabled
&& per_command_space
)
842 char *lim
= (char *) sbrk (0);
844 long space_now
= lim
- lim_at_start
;
845 long space_diff
= space_now
- m_start_space
;
847 printf_unfiltered (!m_msg_type
848 ? _("Space used: %ld (%s%ld during startup)\n")
849 : _("Space used: %ld (%s%ld for this command)\n"),
851 (space_diff
>= 0 ? "+" : ""),
856 if (m_symtab_enabled
&& per_command_symtab
)
858 int nr_symtabs
, nr_compunit_symtabs
, nr_blocks
;
860 count_symtabs_and_blocks (&nr_symtabs
, &nr_compunit_symtabs
, &nr_blocks
);
861 printf_unfiltered (_("#symtabs: %d (+%d),"
862 " #compunits: %d (+%d),"
863 " #blocks: %d (+%d)\n"),
865 nr_symtabs
- m_start_nr_symtabs
,
868 - m_start_nr_compunit_symtabs
),
870 nr_blocks
- m_start_nr_blocks
);
874 scoped_command_stats::scoped_command_stats (bool msg_type
)
875 : m_msg_type (msg_type
)
877 if (!m_msg_type
|| per_command_space
)
880 char *lim
= (char *) sbrk (0);
881 m_start_space
= lim
- lim_at_start
;
888 if (msg_type
== 0 || per_command_time
)
890 using namespace std::chrono
;
892 m_start_cpu_time
= run_time_clock::now ();
893 m_start_wall_time
= steady_clock::now ();
899 if (msg_type
== 0 || per_command_symtab
)
901 int nr_symtabs
, nr_compunit_symtabs
, nr_blocks
;
903 count_symtabs_and_blocks (&nr_symtabs
, &nr_compunit_symtabs
, &nr_blocks
);
904 m_start_nr_symtabs
= nr_symtabs
;
905 m_start_nr_compunit_symtabs
= nr_compunit_symtabs
;
906 m_start_nr_blocks
= nr_blocks
;
907 m_symtab_enabled
= 1;
910 m_symtab_enabled
= 0;
912 /* Initialize timer to keep track of how long we waited for the user. */
913 reset_prompt_for_continue_wait_time ();
916 /* Handle unknown "mt set per-command" arguments.
917 In this case have "mt set per-command on|off" affect every setting. */
920 set_per_command_cmd (char *args
, int from_tty
)
922 struct cmd_list_element
*list
;
925 val
= parse_cli_boolean_value (args
);
927 error (_("Bad value for 'mt set per-command no'."));
929 for (list
= per_command_setlist
; list
!= NULL
; list
= list
->next
)
930 if (list
->var_type
== var_boolean
)
932 gdb_assert (list
->type
== set_cmd
);
933 do_set_command (args
, from_tty
, list
);
937 /* Command "show per-command" displays summary of all the current
938 "show per-command " settings. */
941 show_per_command_cmd (char *args
, int from_tty
)
943 cmd_show_list (per_command_showlist
, from_tty
, "");
947 /* The "maintenance selftest" command. */
950 maintenance_selftest (char *args
, int from_tty
)
957 _initialize_maint_cmds (void)
959 struct cmd_list_element
*cmd
;
961 add_prefix_cmd ("maintenance", class_maintenance
, maintenance_command
, _("\
962 Commands for use by GDB maintainers.\n\
963 Includes commands to dump specific internal GDB structures in\n\
964 a human readable form, to cause GDB to deliberately dump core, etc."),
965 &maintenancelist
, "maintenance ", 0,
968 add_com_alias ("mt", "maintenance", class_maintenance
, 1);
970 add_prefix_cmd ("info", class_maintenance
, maintenance_info_command
, _("\
971 Commands for showing internal info about the program being debugged."),
972 &maintenanceinfolist
, "maintenance info ", 0,
974 add_alias_cmd ("i", "info", class_maintenance
, 1, &maintenancelist
);
976 add_cmd ("sections", class_maintenance
, maintenance_info_sections
, _("\
977 List the BFD sections of the exec and core files. \n\
978 Arguments may be any combination of:\n\
979 [one or more section names]\n\
980 ALLOC LOAD RELOC READONLY CODE DATA ROM CONSTRUCTOR\n\
981 HAS_CONTENTS NEVER_LOAD COFF_SHARED_LIBRARY IS_COMMON\n\
982 Sections matching any argument will be listed (no argument\n\
983 implies all sections). In addition, the special argument\n\
985 lists all sections from all object files, including shared libraries."),
986 &maintenanceinfolist
);
988 add_prefix_cmd ("print", class_maintenance
, maintenance_print_command
,
989 _("Maintenance command for printing GDB internal state."),
990 &maintenanceprintlist
, "maintenance print ", 0,
993 add_prefix_cmd ("set", class_maintenance
, maintenance_set_cmd
, _("\
994 Set GDB internal variables used by the GDB maintainer.\n\
995 Configure variables internal to GDB that aid in GDB's maintenance"),
996 &maintenance_set_cmdlist
, "maintenance set ",
1000 add_prefix_cmd ("show", class_maintenance
, maintenance_show_cmd
, _("\
1001 Show GDB internal variables used by the GDB maintainer.\n\
1002 Configure variables internal to GDB that aid in GDB's maintenance"),
1003 &maintenance_show_cmdlist
, "maintenance show ",
1008 add_cmd ("dump-me", class_maintenance
, maintenance_dump_me
, _("\
1009 Get fatal error; make debugger dump its core.\n\
1010 GDB sets its handling of SIGQUIT back to SIG_DFL and then sends\n\
1011 itself a SIGQUIT signal."),
1015 add_cmd ("internal-error", class_maintenance
,
1016 maintenance_internal_error
, _("\
1017 Give GDB an internal error.\n\
1018 Cause GDB to behave as if an internal error was detected."),
1021 add_cmd ("internal-warning", class_maintenance
,
1022 maintenance_internal_warning
, _("\
1023 Give GDB an internal warning.\n\
1024 Cause GDB to behave as if an internal warning was reported."),
1027 add_cmd ("demangler-warning", class_maintenance
,
1028 maintenance_demangler_warning
, _("\
1029 Give GDB a demangler warning.\n\
1030 Cause GDB to behave as if a demangler warning was reported."),
1033 cmd
= add_cmd ("demangle", class_maintenance
, maintenance_demangle
, _("\
1034 This command has been moved to \"demangle\"."),
1036 deprecate_cmd (cmd
, "demangle");
1038 add_prefix_cmd ("per-command", class_maintenance
, set_per_command_cmd
, _("\
1039 Per-command statistics settings."),
1040 &per_command_setlist
, "set per-command ",
1041 1/*allow-unknown*/, &maintenance_set_cmdlist
);
1043 add_prefix_cmd ("per-command", class_maintenance
, show_per_command_cmd
, _("\
1044 Show per-command statistics settings."),
1045 &per_command_showlist
, "show per-command ",
1046 0/*allow-unknown*/, &maintenance_show_cmdlist
);
1048 add_setshow_boolean_cmd ("time", class_maintenance
,
1049 &per_command_time
, _("\
1050 Set whether to display per-command execution time."), _("\
1051 Show whether to display per-command execution time."),
1053 If enabled, the execution time for each command will be\n\
1054 displayed following the command's output."),
1056 &per_command_setlist
, &per_command_showlist
);
1058 add_setshow_boolean_cmd ("space", class_maintenance
,
1059 &per_command_space
, _("\
1060 Set whether to display per-command space usage."), _("\
1061 Show whether to display per-command space usage."),
1063 If enabled, the space usage for each command will be\n\
1064 displayed following the command's output."),
1066 &per_command_setlist
, &per_command_showlist
);
1068 add_setshow_boolean_cmd ("symtab", class_maintenance
,
1069 &per_command_symtab
, _("\
1070 Set whether to display per-command symtab statistics."), _("\
1071 Show whether to display per-command symtab statistics."),
1073 If enabled, the basic symtab statistics for each command will be\n\
1074 displayed following the command's output."),
1076 &per_command_setlist
, &per_command_showlist
);
1078 /* This is equivalent to "mt set per-command time on".
1079 Kept because some people are used to typing "mt time 1". */
1080 add_cmd ("time", class_maintenance
, maintenance_time_display
, _("\
1081 Set the display of time usage.\n\
1082 If nonzero, will cause the execution time for each command to be\n\
1083 displayed, following the command's output."),
1086 /* This is equivalent to "mt set per-command space on".
1087 Kept because some people are used to typing "mt space 1". */
1088 add_cmd ("space", class_maintenance
, maintenance_space_display
, _("\
1089 Set the display of space usage.\n\
1090 If nonzero, will cause the execution space for each command to be\n\
1091 displayed, following the command's output."),
1094 add_cmd ("type", class_maintenance
, maintenance_print_type
, _("\
1095 Print a type chain for a given symbol.\n\
1096 For each node in a type chain, print the raw data for each member of\n\
1097 the type structure, and the interpretation of the data."),
1098 &maintenanceprintlist
);
1100 add_cmd ("statistics", class_maintenance
, maintenance_print_statistics
,
1101 _("Print statistics about internal gdb state."),
1102 &maintenanceprintlist
);
1104 add_cmd ("architecture", class_maintenance
,
1105 maintenance_print_architecture
, _("\
1106 Print the internal architecture configuration.\n\
1107 Takes an optional file parameter."),
1108 &maintenanceprintlist
);
1110 add_cmd ("translate-address", class_maintenance
,
1111 maintenance_translate_address
,
1112 _("Translate a section name and address to a symbol."),
1115 add_cmd ("deprecate", class_maintenance
, maintenance_deprecate
, _("\
1116 Deprecate a command. Note that this is just in here so the \n\
1117 testsuite can check the command deprecator. You probably shouldn't use this,\n\
1118 rather you should use the C function deprecate_cmd(). If you decide you \n\
1119 want to use it: maintenance deprecate 'commandname' \"replacement\". The \n\
1120 replacement is optional."), &maintenancelist
);
1122 add_cmd ("undeprecate", class_maintenance
, maintenance_undeprecate
, _("\
1123 Undeprecate a command. Note that this is just in here so the \n\
1124 testsuite can check the command deprecator. You probably shouldn't use this,\n\
1125 If you decide you want to use it: maintenance undeprecate 'commandname'"),
1128 add_cmd ("selftest", class_maintenance
, maintenance_selftest
, _("\
1129 Run gdb's unit tests.\n\
1130 Usage: maintenance selftest\n\
1131 This will run any unit tests that were built in to gdb.\n\
1132 gdb will abort if any test fails."),
1135 add_setshow_zinteger_cmd ("watchdog", class_maintenance
, &watchdog
, _("\
1136 Set watchdog timer."), _("\
1137 Show watchdog timer."), _("\
1138 When non-zero, this timeout is used instead of waiting forever for a target\n\
1139 to finish a low-level step or continue operation. If the specified amount\n\
1140 of time passes without a response from the target, an error occurs."),
1143 &setlist
, &showlist
);
1145 add_setshow_boolean_cmd ("profile", class_maintenance
,
1146 &maintenance_profile_p
, _("\
1147 Set internal profiling."), _("\
1148 Show internal profiling."), _("\
1149 When enabled GDB is profiled."),
1150 maintenance_set_profile_cmd
,
1151 show_maintenance_profile_p
,
1152 &maintenance_set_cmdlist
,
1153 &maintenance_show_cmdlist
);