1 /* Support for GDB maintenance commands.
3 Copyright (C) 1992-2013 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"
36 #include "expression.h" /* For language.h */
41 #include "gdb_assert.h"
43 #include "timeval-utils.h"
46 #include "cli/cli-decode.h"
47 #include "cli/cli-utils.h"
48 #include "cli/cli-setshow.h"
50 extern void _initialize_maint_cmds (void);
52 static void maintenance_command (char *, int);
54 static void maintenance_internal_error (char *args, int from_tty);
56 static void maintenance_demangle (char *, int);
58 static void maintenance_time_display (char *, int);
60 static void maintenance_space_display (char *, int);
62 static void maintenance_info_command (char *, int);
64 static void maintenance_info_sections (char *, int);
66 static void maintenance_print_command (char *, int);
68 static void maintenance_do_deprecate (char *, int);
70 /* Set this to the maximum number of seconds to wait instead of waiting forever
71 in target_wait(). If this timer times out, then it generates an error and
72 the command is aborted. This replaces most of the need for timeouts in the
73 GDB test suite, and makes it possible to distinguish between a hung target
74 and one with slow communications. */
78 show_watchdog (struct ui_file *file, int from_tty,
79 struct cmd_list_element *c, const char *value)
81 fprintf_filtered (file, _("Watchdog timer is %s.\n"), value);
84 /* Access the maintenance subcommands. */
87 maintenance_command (char *args, int from_tty)
89 printf_unfiltered (_("\"maintenance\" must be followed by "
90 "the name of a maintenance command.\n"));
91 help_list (maintenancelist, "maintenance ", -1, gdb_stdout);
96 maintenance_dump_me (char *args, int from_tty)
98 if (query (_("Should GDB dump core? ")))
101 /* SIGQUIT by default is ignored, so use SIGABRT instead. */
102 signal (SIGABRT, SIG_DFL);
103 kill (getpid (), SIGABRT);
105 signal (SIGQUIT, SIG_DFL);
106 kill (getpid (), SIGQUIT);
112 /* Stimulate the internal error mechanism that GDB uses when an
113 internal problem is detected. Allows testing of the mechanism.
114 Also useful when the user wants to drop a core file but not exit
118 maintenance_internal_error (char *args, int from_tty)
120 internal_error (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
123 /* Stimulate the internal error mechanism that GDB uses when an
124 internal problem is detected. Allows testing of the mechanism.
125 Also useful when the user wants to drop a core file but not exit
129 maintenance_internal_warning (char *args, int from_tty)
131 internal_warning (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
134 /* Someday we should allow demangling for things other than just
135 explicit strings. For example, we might want to be able to specify
136 the address of a string in either GDB's process space or the
137 debuggee's process space, and have gdb fetch and demangle that
138 string. If we have a char* pointer "ptr" that points to a string,
139 we might want to be able to given just the name and have GDB
140 demangle and print what it points to, etc. (FIXME) */
143 maintenance_demangle (char *args, int from_tty)
147 if (args == NULL || *args == '\0')
149 printf_unfiltered (_("\"maintenance demangle\" takes "
150 "an argument to demangle.\n"));
154 demangled = language_demangle (current_language, args,
155 DMGL_ANSI | DMGL_PARAMS);
156 if (demangled != NULL)
158 printf_unfiltered ("%s\n", demangled);
163 printf_unfiltered (_("Can't demangle \"%s\"\n"), args);
169 maintenance_time_display (char *args, int from_tty)
171 if (args == NULL || *args == '\0')
172 printf_unfiltered (_("\"maintenance time\" takes a numeric argument.\n"));
174 set_per_command_time (strtol (args, NULL, 10));
178 maintenance_space_display (char *args, int from_tty)
180 if (args == NULL || *args == '\0')
181 printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n");
183 set_per_command_space (strtol (args, NULL, 10));
186 /* The "maintenance info" command is defined as a prefix, with
187 allow_unknown 0. Therefore, its own definition is called only for
188 "maintenance info" with no args. */
191 maintenance_info_command (char *arg, int from_tty)
193 printf_unfiltered (_("\"maintenance info\" must be followed "
194 "by the name of an info command.\n"));
195 help_list (maintenanceinfolist, "maintenance info ", -1, gdb_stdout);
198 /* Mini tokenizing lexer for 'maint info sections' command. */
201 match_substring (const char *string, const char *substr)
203 int substr_len = strlen(substr);
206 while ((tok = strstr (string, substr)) != NULL)
208 /* Got a partial match. Is it a whole word? */
213 /* Token is delimited at the front... */
214 if (tok[substr_len] == ' '
215 || tok[substr_len] == '\t'
216 || tok[substr_len] == '\0')
218 /* Token is delimited at the rear. Got a whole-word match. */
222 /* Token didn't match as a whole word. Advance and try again. */
229 match_bfd_flags (char *string, flagword flags)
231 if (flags & SEC_ALLOC)
232 if (match_substring (string, "ALLOC"))
234 if (flags & SEC_LOAD)
235 if (match_substring (string, "LOAD"))
237 if (flags & SEC_RELOC)
238 if (match_substring (string, "RELOC"))
240 if (flags & SEC_READONLY)
241 if (match_substring (string, "READONLY"))
243 if (flags & SEC_CODE)
244 if (match_substring (string, "CODE"))
246 if (flags & SEC_DATA)
247 if (match_substring (string, "DATA"))
250 if (match_substring (string, "ROM"))
252 if (flags & SEC_CONSTRUCTOR)
253 if (match_substring (string, "CONSTRUCTOR"))
255 if (flags & SEC_HAS_CONTENTS)
256 if (match_substring (string, "HAS_CONTENTS"))
258 if (flags & SEC_NEVER_LOAD)
259 if (match_substring (string, "NEVER_LOAD"))
261 if (flags & SEC_COFF_SHARED_LIBRARY)
262 if (match_substring (string, "COFF_SHARED_LIBRARY"))
264 if (flags & SEC_IS_COMMON)
265 if (match_substring (string, "IS_COMMON"))
272 print_bfd_flags (flagword flags)
274 if (flags & SEC_ALLOC)
275 printf_filtered (" ALLOC");
276 if (flags & SEC_LOAD)
277 printf_filtered (" LOAD");
278 if (flags & SEC_RELOC)
279 printf_filtered (" RELOC");
280 if (flags & SEC_READONLY)
281 printf_filtered (" READONLY");
282 if (flags & SEC_CODE)
283 printf_filtered (" CODE");
284 if (flags & SEC_DATA)
285 printf_filtered (" DATA");
287 printf_filtered (" ROM");
288 if (flags & SEC_CONSTRUCTOR)
289 printf_filtered (" CONSTRUCTOR");
290 if (flags & SEC_HAS_CONTENTS)
291 printf_filtered (" HAS_CONTENTS");
292 if (flags & SEC_NEVER_LOAD)
293 printf_filtered (" NEVER_LOAD");
294 if (flags & SEC_COFF_SHARED_LIBRARY)
295 printf_filtered (" COFF_SHARED_LIBRARY");
296 if (flags & SEC_IS_COMMON)
297 printf_filtered (" IS_COMMON");
301 maint_print_section_info (const char *name, flagword flags,
302 CORE_ADDR addr, CORE_ADDR endaddr,
303 unsigned long filepos, int addr_size)
305 printf_filtered (" %s", hex_string_custom (addr, addr_size));
306 printf_filtered ("->%s", hex_string_custom (endaddr, addr_size));
307 printf_filtered (" at %s",
308 hex_string_custom ((unsigned long) filepos, 8));
309 printf_filtered (": %s", name);
310 print_bfd_flags (flags);
311 printf_filtered ("\n");
315 print_bfd_section_info (bfd *abfd,
319 flagword flags = bfd_get_section_flags (abfd, asect);
320 const char *name = bfd_section_name (abfd, asect);
322 if (arg == NULL || *((char *) arg) == '\0'
323 || match_substring ((char *) arg, name)
324 || match_bfd_flags ((char *) arg, flags))
326 struct gdbarch *gdbarch = gdbarch_from_bfd (abfd);
327 int addr_size = gdbarch_addr_bit (gdbarch) / 8;
328 CORE_ADDR addr, endaddr;
330 addr = bfd_section_vma (abfd, asect);
331 endaddr = addr + bfd_section_size (abfd, asect);
332 maint_print_section_info (name, flags, addr, endaddr,
333 asect->filepos, addr_size);
338 print_objfile_section_info (bfd *abfd,
339 struct obj_section *asect,
342 flagword flags = bfd_get_section_flags (abfd, asect->the_bfd_section);
343 const char *name = bfd_section_name (abfd, asect->the_bfd_section);
345 if (string == NULL || *string == '\0'
346 || match_substring (string, name)
347 || match_bfd_flags (string, flags))
349 struct gdbarch *gdbarch = gdbarch_from_bfd (abfd);
350 int addr_size = gdbarch_addr_bit (gdbarch) / 8;
352 maint_print_section_info (name, flags,
353 obj_section_addr (asect),
354 obj_section_endaddr (asect),
355 asect->the_bfd_section->filepos,
361 maintenance_info_sections (char *arg, int from_tty)
365 printf_filtered (_("Exec file:\n"));
366 printf_filtered (" `%s', ", bfd_get_filename (exec_bfd));
368 printf_filtered (_("file type %s.\n"), bfd_get_target (exec_bfd));
369 if (arg && *arg && match_substring (arg, "ALLOBJ"))
371 struct objfile *ofile;
372 struct obj_section *osect;
374 /* Only this function cares about the 'ALLOBJ' argument;
375 if 'ALLOBJ' is the only argument, discard it rather than
376 passing it down to print_objfile_section_info (which
377 wouldn't know how to handle it). */
378 if (strcmp (arg, "ALLOBJ") == 0)
383 printf_filtered (_(" Object file: %s\n"),
384 bfd_get_filename (ofile->obfd));
385 ALL_OBJFILE_OSECTIONS (ofile, osect)
387 print_objfile_section_info (ofile->obfd, osect, arg);
392 bfd_map_over_sections (exec_bfd, print_bfd_section_info, arg);
397 printf_filtered (_("Core file:\n"));
398 printf_filtered (" `%s', ", bfd_get_filename (core_bfd));
400 printf_filtered (_("file type %s.\n"), bfd_get_target (core_bfd));
401 bfd_map_over_sections (core_bfd, print_bfd_section_info, arg);
406 maintenance_print_statistics (char *args, int from_tty)
408 print_objfile_statistics ();
409 print_symbol_bcache_statistics ();
413 maintenance_print_architecture (char *args, int from_tty)
415 struct gdbarch *gdbarch = get_current_arch ();
418 gdbarch_dump (gdbarch, gdb_stdout);
421 struct cleanup *cleanups;
422 struct ui_file *file = gdb_fopen (args, "w");
425 perror_with_name (_("maintenance print architecture"));
426 cleanups = make_cleanup_ui_file_delete (file);
427 gdbarch_dump (gdbarch, file);
428 do_cleanups (cleanups);
432 /* The "maintenance print" command is defined as a prefix, with
433 allow_unknown 0. Therefore, its own definition is called only for
434 "maintenance print" with no args. */
437 maintenance_print_command (char *arg, int from_tty)
439 printf_unfiltered (_("\"maintenance print\" must be followed "
440 "by the name of a print command.\n"));
441 help_list (maintenanceprintlist, "maintenance print ", -1, gdb_stdout);
444 /* The "maintenance translate-address" command converts a section and address
445 to a symbol. This can be called in two ways:
446 maintenance translate-address <secname> <addr>
447 or maintenance translate-address <addr>. */
450 maintenance_translate_address (char *arg, int from_tty)
453 struct obj_section *sect;
455 struct minimal_symbol *sym;
456 struct objfile *objfile;
458 if (arg == NULL || *arg == 0)
459 error (_("requires argument (address or section + address)"));
465 { /* See if we have a valid section name. */
466 while (*p && !isspace (*p)) /* Find end of section name. */
468 if (*p == '\000') /* End of command? */
469 error (_("Need to specify <section-name> and <address>"));
473 ALL_OBJSECTIONS (objfile, sect)
475 if (strcmp (sect->the_bfd_section->name, arg) == 0)
480 error (_("Unknown section %s."), arg);
483 address = parse_and_eval_address (p);
486 sym = lookup_minimal_symbol_by_pc_section (address, sect);
488 sym = lookup_minimal_symbol_by_pc (address);
492 const char *symbol_name = SYMBOL_PRINT_NAME (sym);
493 const char *symbol_offset
494 = pulongest (address - SYMBOL_VALUE_ADDRESS (sym));
496 sect = SYMBOL_OBJ_SECTION(sym);
499 const char *section_name;
500 const char *obj_name;
502 gdb_assert (sect->the_bfd_section && sect->the_bfd_section->name);
503 section_name = sect->the_bfd_section->name;
505 gdb_assert (sect->objfile && sect->objfile->name);
506 obj_name = sect->objfile->name;
508 if (MULTI_OBJFILE_P ())
509 printf_filtered (_("%s + %s in section %s of %s\n"),
510 symbol_name, symbol_offset,
511 section_name, obj_name);
513 printf_filtered (_("%s + %s in section %s\n"),
514 symbol_name, symbol_offset, section_name);
517 printf_filtered (_("%s + %s\n"), symbol_name, symbol_offset);
520 printf_filtered (_("no symbol at %s:%s\n"),
521 sect->the_bfd_section->name, hex_string (address));
523 printf_filtered (_("no symbol at %s\n"), hex_string (address));
529 /* When a command is deprecated the user will be warned the first time
530 the command is used. If possible, a replacement will be
534 maintenance_deprecate (char *args, int from_tty)
536 if (args == NULL || *args == '\0')
538 printf_unfiltered (_("\"maintenance deprecate\" takes an argument,\n\
539 the command you want to deprecate, and optionally the replacement command\n\
540 enclosed in quotes.\n"));
543 maintenance_do_deprecate (args, 1);
549 maintenance_undeprecate (char *args, int from_tty)
551 if (args == NULL || *args == '\0')
553 printf_unfiltered (_("\"maintenance undeprecate\" takes an argument, \n\
554 the command you want to undeprecate.\n"));
557 maintenance_do_deprecate (args, 0);
561 /* You really shouldn't be using this. It is just for the testsuite.
562 Rather, you should use deprecate_cmd() when the command is created
563 in _initialize_blah().
565 This function deprecates a command and optionally assigns it a
569 maintenance_do_deprecate (char *text, int deprecate)
571 struct cmd_list_element *alias = NULL;
572 struct cmd_list_element *prefix_cmd = NULL;
573 struct cmd_list_element *cmd = NULL;
575 char *start_ptr = NULL;
576 char *end_ptr = NULL;
578 char *replacement = NULL;
583 if (!lookup_cmd_composition (text, &alias, &prefix_cmd, &cmd))
585 printf_filtered (_("Can't find command '%s' to deprecate.\n"), text);
591 /* Look for a replacement command. */
592 start_ptr = strchr (text, '\"');
593 if (start_ptr != NULL)
596 end_ptr = strrchr (start_ptr, '\"');
599 len = end_ptr - start_ptr;
600 start_ptr[len] = '\0';
601 replacement = xstrdup (start_ptr);
606 if (!start_ptr || !end_ptr)
610 /* If they used an alias, we only want to deprecate the alias.
612 Note the MALLOCED_REPLACEMENT test. If the command's replacement
613 string was allocated at compile time we don't want to free the
617 if (alias->flags & MALLOCED_REPLACEMENT)
618 xfree (alias->replacement);
621 alias->flags |= (DEPRECATED_WARN_USER | CMD_DEPRECATED);
623 alias->flags &= ~(DEPRECATED_WARN_USER | CMD_DEPRECATED);
624 alias->replacement = replacement;
625 alias->flags |= MALLOCED_REPLACEMENT;
630 if (cmd->flags & MALLOCED_REPLACEMENT)
631 xfree (cmd->replacement);
634 cmd->flags |= (DEPRECATED_WARN_USER | CMD_DEPRECATED);
636 cmd->flags &= ~(DEPRECATED_WARN_USER | CMD_DEPRECATED);
637 cmd->replacement = replacement;
638 cmd->flags |= MALLOCED_REPLACEMENT;
644 /* Maintenance set/show framework. */
646 struct cmd_list_element *maintenance_set_cmdlist;
647 struct cmd_list_element *maintenance_show_cmdlist;
650 maintenance_set_cmd (char *args, int from_tty)
652 printf_unfiltered (_("\"maintenance set\" must be followed "
653 "by the name of a set command.\n"));
654 help_list (maintenance_set_cmdlist, "maintenance set ", -1, gdb_stdout);
658 maintenance_show_cmd (char *args, int from_tty)
660 cmd_show_list (maintenance_show_cmdlist, from_tty, "");
663 /* Profiling support. */
665 static int maintenance_profile_p;
667 show_maintenance_profile_p (struct ui_file *file, int from_tty,
668 struct cmd_list_element *c, const char *value)
670 fprintf_filtered (file, _("Internal profiling is %s.\n"), value);
675 #define TEXTEND &_etext
676 #elif defined (HAVE_ETEXT)
678 #define TEXTEND &etext
681 #if defined (HAVE_MONSTARTUP) && defined (HAVE__MCLEANUP) && defined (TEXTEND)
683 static int profiling_state;
686 mcleanup_wrapper (void)
688 extern void _mcleanup (void);
695 maintenance_set_profile_cmd (char *args, int from_tty,
696 struct cmd_list_element *c)
698 if (maintenance_profile_p == profiling_state)
701 profiling_state = maintenance_profile_p;
703 if (maintenance_profile_p)
705 static int profiling_initialized;
707 extern void monstartup (unsigned long, unsigned long);
710 if (!profiling_initialized)
712 atexit (mcleanup_wrapper);
713 profiling_initialized = 1;
716 /* "main" is now always the first function in the text segment, so use
717 its address for monstartup. */
718 monstartup ((unsigned long) &main, (unsigned long) TEXTEND);
722 extern void _mcleanup (void);
729 maintenance_set_profile_cmd (char *args, int from_tty,
730 struct cmd_list_element *c)
732 error (_("Profiling support is not available on this system."));
736 /* If nonzero, display time usage both at startup and for each command. */
738 static int per_command_time;
740 /* If nonzero, display space usage both at startup and for each command. */
742 static int per_command_space;
744 /* If nonzero, display basic symtab stats for each command. */
746 static int per_command_symtab;
748 /* mt per-command commands. */
750 static struct cmd_list_element *per_command_setlist;
751 static struct cmd_list_element *per_command_showlist;
753 /* Records a run time and space usage to be used as a base for
754 reporting elapsed time or change in space. */
758 /* Zero if the saved time is from the beginning of GDB execution.
759 One if from the beginning of an individual command execution. */
761 /* Track whether the stat was enabled at the start of the command
762 so that we can avoid printing anything if it gets turned on by
763 the current command. */
764 int time_enabled : 1;
765 int space_enabled : 1;
766 int symtab_enabled : 1;
768 struct timeval start_wall_time;
770 /* Total number of symtabs (over all objfiles). */
771 int start_nr_symtabs;
772 /* Of those, a count of just the primary ones. */
773 int start_nr_primary_symtabs;
774 /* Total number of blocks. */
778 /* Set whether to display time statistics to NEW_VALUE
779 (non-zero means true). */
782 set_per_command_time (int new_value)
784 per_command_time = new_value;
787 /* Set whether to display space statistics to NEW_VALUE
788 (non-zero means true). */
791 set_per_command_space (int new_value)
793 per_command_space = new_value;
796 /* Count the number of symtabs and blocks. */
799 count_symtabs_and_blocks (int *nr_symtabs_ptr, int *nr_primary_symtabs_ptr,
805 int nr_primary_symtabs = 0;
813 ++nr_primary_symtabs;
814 nr_blocks += BLOCKVECTOR_NBLOCKS (BLOCKVECTOR (s));
818 *nr_symtabs_ptr = nr_symtabs;
819 *nr_primary_symtabs_ptr = nr_primary_symtabs;
820 *nr_blocks_ptr = nr_blocks;
823 /* As indicated by display_time and display_space, report GDB's elapsed time
824 and space usage from the base time and space provided in ARG, which
825 must be a pointer to a struct cmd_stat. This function is intended
826 to be called as a cleanup. */
829 report_command_stats (void *arg)
831 struct cmd_stats *start_stats = (struct cmd_stats *) arg;
832 int msg_type = start_stats->msg_type;
834 if (start_stats->time_enabled)
836 long cmd_time = get_run_time () - start_stats->start_cpu_time;
837 struct timeval now_wall_time, delta_wall_time, wait_time;
839 gettimeofday (&now_wall_time, NULL);
840 timeval_sub (&delta_wall_time,
841 &now_wall_time, &start_stats->start_wall_time);
843 /* Subtract time spend in prompt_for_continue from walltime. */
844 wait_time = get_prompt_for_continue_wait_time ();
845 timeval_sub (&delta_wall_time, &delta_wall_time, &wait_time);
847 printf_unfiltered (msg_type == 0
848 ? _("Startup time: %ld.%06ld (cpu), %ld.%06ld (wall)\n")
849 : _("Command execution time: %ld.%06ld (cpu), %ld.%06ld (wall)\n"),
850 cmd_time / 1000000, cmd_time % 1000000,
851 (long) delta_wall_time.tv_sec,
852 (long) delta_wall_time.tv_usec);
855 if (start_stats->space_enabled)
858 char *lim = (char *) sbrk (0);
860 long space_now = lim - lim_at_start;
861 long space_diff = space_now - start_stats->start_space;
863 printf_unfiltered (msg_type == 0
864 ? _("Space used: %ld (%s%ld during startup)\n")
865 : _("Space used: %ld (%s%ld for this command)\n"),
867 (space_diff >= 0 ? "+" : ""),
872 if (start_stats->symtab_enabled)
874 int nr_symtabs, nr_primary_symtabs, nr_blocks;
876 count_symtabs_and_blocks (&nr_symtabs, &nr_primary_symtabs, &nr_blocks);
877 printf_unfiltered (_("#symtabs: %d (+%d),"
878 " #primary symtabs: %d (+%d),"
879 " #blocks: %d (+%d)\n"),
881 nr_symtabs - start_stats->start_nr_symtabs,
883 nr_primary_symtabs - start_stats->start_nr_primary_symtabs,
885 nr_blocks - start_stats->start_nr_blocks);
889 /* Create a cleanup that reports time and space used since its creation.
890 MSG_TYPE is zero for gdb startup, otherwise it is one(1) to report
891 data for individual commands. */
894 make_command_stats_cleanup (int msg_type)
896 struct cmd_stats *new_stat;
898 /* Early exit if we're not reporting any stats. */
899 if (!per_command_time
900 && !per_command_space
901 && !per_command_symtab)
902 return make_cleanup (null_cleanup, 0);
904 new_stat = XZALLOC (struct cmd_stats);
906 new_stat->msg_type = msg_type;
908 if (per_command_space)
911 char *lim = (char *) sbrk (0);
912 new_stat->start_space = lim - lim_at_start;
913 new_stat->space_enabled = 1;
917 if (per_command_time)
919 new_stat->start_cpu_time = get_run_time ();
920 gettimeofday (&new_stat->start_wall_time, NULL);
921 new_stat->time_enabled = 1;
924 if (per_command_symtab)
926 int nr_symtabs, nr_primary_symtabs, nr_blocks;
928 count_symtabs_and_blocks (&nr_symtabs, &nr_primary_symtabs, &nr_blocks);
929 new_stat->start_nr_symtabs = nr_symtabs;
930 new_stat->start_nr_primary_symtabs = nr_primary_symtabs;
931 new_stat->start_nr_blocks = nr_blocks;
932 new_stat->symtab_enabled = 1;
935 /* Initalize timer to keep track of how long we waited for the user. */
936 reset_prompt_for_continue_wait_time ();
938 return make_cleanup_dtor (report_command_stats, new_stat, xfree);
941 /* Handle unknown "mt set per-command" arguments.
942 In this case have "mt set per-command on|off" affect every setting. */
945 set_per_command_cmd (char *args, int from_tty)
947 struct cmd_list_element *list;
951 val = parse_cli_boolean_value (args);
953 error (_("Bad value for 'mt set per-command no'."));
955 for (list = per_command_setlist; list != NULL; list = list->next)
956 if (list->var_type == var_boolean)
958 gdb_assert (list->type == set_cmd);
959 do_set_command (args, from_tty, list);
963 /* Command "show per-command" displays summary of all the current
964 "show per-command " settings. */
967 show_per_command_cmd (char *args, int from_tty)
969 cmd_show_list (per_command_showlist, from_tty, "");
973 _initialize_maint_cmds (void)
975 add_prefix_cmd ("maintenance", class_maintenance, maintenance_command, _("\
976 Commands for use by GDB maintainers.\n\
977 Includes commands to dump specific internal GDB structures in\n\
978 a human readable form, to cause GDB to deliberately dump core,\n\
979 to test internal functions such as the C++/ObjC demangler, etc."),
980 &maintenancelist, "maintenance ", 0,
983 add_com_alias ("mt", "maintenance", class_maintenance, 1);
985 add_prefix_cmd ("info", class_maintenance, maintenance_info_command, _("\
986 Commands for showing internal info about the program being debugged."),
987 &maintenanceinfolist, "maintenance info ", 0,
989 add_alias_cmd ("i", "info", class_maintenance, 1, &maintenancelist);
991 add_cmd ("sections", class_maintenance, maintenance_info_sections, _("\
992 List the BFD sections of the exec and core files. \n\
993 Arguments may be any combination of:\n\
994 [one or more section names]\n\
995 ALLOC LOAD RELOC READONLY CODE DATA ROM CONSTRUCTOR\n\
996 HAS_CONTENTS NEVER_LOAD COFF_SHARED_LIBRARY IS_COMMON\n\
997 Sections matching any argument will be listed (no argument\n\
998 implies all sections). In addition, the special argument\n\
1000 lists all sections from all object files, including shared libraries."),
1001 &maintenanceinfolist);
1003 add_prefix_cmd ("print", class_maintenance, maintenance_print_command,
1004 _("Maintenance command for printing GDB internal state."),
1005 &maintenanceprintlist, "maintenance print ", 0,
1008 add_prefix_cmd ("set", class_maintenance, maintenance_set_cmd, _("\
1009 Set GDB internal variables used by the GDB maintainer.\n\
1010 Configure variables internal to GDB that aid in GDB's maintenance"),
1011 &maintenance_set_cmdlist, "maintenance set ",
1015 add_prefix_cmd ("show", class_maintenance, maintenance_show_cmd, _("\
1016 Show GDB internal variables used by the GDB maintainer.\n\
1017 Configure variables internal to GDB that aid in GDB's maintenance"),
1018 &maintenance_show_cmdlist, "maintenance show ",
1023 add_cmd ("dump-me", class_maintenance, maintenance_dump_me, _("\
1024 Get fatal error; make debugger dump its core.\n\
1025 GDB sets its handling of SIGQUIT back to SIG_DFL and then sends\n\
1026 itself a SIGQUIT signal."),
1030 add_cmd ("internal-error", class_maintenance,
1031 maintenance_internal_error, _("\
1032 Give GDB an internal error.\n\
1033 Cause GDB to behave as if an internal error was detected."),
1036 add_cmd ("internal-warning", class_maintenance,
1037 maintenance_internal_warning, _("\
1038 Give GDB an internal warning.\n\
1039 Cause GDB to behave as if an internal warning was reported."),
1042 add_cmd ("demangle", class_maintenance, maintenance_demangle, _("\
1043 Demangle a C++/ObjC mangled name.\n\
1044 Call internal GDB demangler routine to demangle a C++ link name\n\
1045 and prints the result."),
1048 add_prefix_cmd ("per-command", class_maintenance, set_per_command_cmd, _("\
1049 Per-command statistics settings."),
1050 &per_command_setlist, "set per-command ",
1051 1/*allow-unknown*/, &maintenance_set_cmdlist);
1053 add_prefix_cmd ("per-command", class_maintenance, show_per_command_cmd, _("\
1054 Show per-command statistics settings."),
1055 &per_command_showlist, "show per-command ",
1056 0/*allow-unknown*/, &maintenance_show_cmdlist);
1058 add_setshow_boolean_cmd ("time", class_maintenance,
1059 &per_command_time, _("\
1060 Set whether to display per-command execution time."), _("\
1061 Show whether to display per-command execution time."),
1063 If enabled, the execution time 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 ("space", class_maintenance,
1069 &per_command_space, _("\
1070 Set whether to display per-command space usage."), _("\
1071 Show whether to display per-command space usage."),
1073 If enabled, the space usage for each command will be\n\
1074 displayed following the command's output."),
1076 &per_command_setlist, &per_command_showlist);
1078 add_setshow_boolean_cmd ("symtab", class_maintenance,
1079 &per_command_symtab, _("\
1080 Set whether to display per-command symtab statistics."), _("\
1081 Show whether to display per-command symtab statistics."),
1083 If enabled, the basic symtab statistics for each command will be\n\
1084 displayed following the command's output."),
1086 &per_command_setlist, &per_command_showlist);
1088 /* This is equivalent to "mt set per-command time on".
1089 Kept because some people are used to typing "mt time 1". */
1090 add_cmd ("time", class_maintenance, maintenance_time_display, _("\
1091 Set the display of time usage.\n\
1092 If nonzero, will cause the execution time for each command to be\n\
1093 displayed, following the command's output."),
1096 /* This is equivalent to "mt set per-command space on".
1097 Kept because some people are used to typing "mt space 1". */
1098 add_cmd ("space", class_maintenance, maintenance_space_display, _("\
1099 Set the display of space usage.\n\
1100 If nonzero, will cause the execution space for each command to be\n\
1101 displayed, following the command's output."),
1104 add_cmd ("type", class_maintenance, maintenance_print_type, _("\
1105 Print a type chain for a given symbol.\n\
1106 For each node in a type chain, print the raw data for each member of\n\
1107 the type structure, and the interpretation of the data."),
1108 &maintenanceprintlist);
1110 add_cmd ("statistics", class_maintenance, maintenance_print_statistics,
1111 _("Print statistics about internal gdb state."),
1112 &maintenanceprintlist);
1114 add_cmd ("architecture", class_maintenance,
1115 maintenance_print_architecture, _("\
1116 Print the internal architecture configuration.\n\
1117 Takes an optional file parameter."),
1118 &maintenanceprintlist);
1120 add_cmd ("translate-address", class_maintenance,
1121 maintenance_translate_address,
1122 _("Translate a section name and address to a symbol."),
1125 add_cmd ("deprecate", class_maintenance, maintenance_deprecate, _("\
1126 Deprecate a command. Note that this is just in here so the \n\
1127 testsuite can check the command deprecator. You probably shouldn't use this,\n\
1128 rather you should use the C function deprecate_cmd(). If you decide you \n\
1129 want to use it: maintenance deprecate 'commandname' \"replacement\". The \n\
1130 replacement is optional."), &maintenancelist);
1132 add_cmd ("undeprecate", class_maintenance, maintenance_undeprecate, _("\
1133 Undeprecate a command. Note that this is just in here so the \n\
1134 testsuite can check the command deprecator. You probably shouldn't use this,\n\
1135 If you decide you want to use it: maintenance undeprecate 'commandname'"),
1138 add_setshow_zinteger_cmd ("watchdog", class_maintenance, &watchdog, _("\
1139 Set watchdog timer."), _("\
1140 Show watchdog timer."), _("\
1141 When non-zero, this timeout is used instead of waiting forever for a target\n\
1142 to finish a low-level step or continue operation. If the specified amount\n\
1143 of time passes without a response from the target, an error occurs."),
1146 &setlist, &showlist);
1148 add_setshow_boolean_cmd ("profile", class_maintenance,
1149 &maintenance_profile_p, _("\
1150 Set internal profiling."), _("\
1151 Show internal profiling."), _("\
1152 When enabled GDB is profiled."),
1153 maintenance_set_profile_cmd,
1154 show_maintenance_profile_p,
1155 &maintenance_set_cmdlist,
1156 &maintenance_show_cmdlist);