1 /* Support for GDB maintenance commands.
3 Copyright (C) 1992-2014 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 printf_filtered (" [%d] ", gdb_bfd_section_index (abfd, asect));
333 maint_print_section_info (name, flags, addr, endaddr,
334 asect->filepos, addr_size);
339 print_objfile_section_info (bfd *abfd,
340 struct obj_section *asect,
343 flagword flags = bfd_get_section_flags (abfd, asect->the_bfd_section);
344 const char *name = bfd_section_name (abfd, asect->the_bfd_section);
346 if (string == NULL || *string == '\0'
347 || match_substring (string, name)
348 || match_bfd_flags (string, flags))
350 struct gdbarch *gdbarch = gdbarch_from_bfd (abfd);
351 int addr_size = gdbarch_addr_bit (gdbarch) / 8;
353 maint_print_section_info (name, flags,
354 obj_section_addr (asect),
355 obj_section_endaddr (asect),
356 asect->the_bfd_section->filepos,
362 maintenance_info_sections (char *arg, int from_tty)
366 printf_filtered (_("Exec file:\n"));
367 printf_filtered (" `%s', ", bfd_get_filename (exec_bfd));
369 printf_filtered (_("file type %s.\n"), bfd_get_target (exec_bfd));
370 if (arg && *arg && match_substring (arg, "ALLOBJ"))
372 struct objfile *ofile;
373 struct obj_section *osect;
375 /* Only this function cares about the 'ALLOBJ' argument;
376 if 'ALLOBJ' is the only argument, discard it rather than
377 passing it down to print_objfile_section_info (which
378 wouldn't know how to handle it). */
379 if (strcmp (arg, "ALLOBJ") == 0)
384 printf_filtered (_(" Object file: %s\n"),
385 bfd_get_filename (ofile->obfd));
386 ALL_OBJFILE_OSECTIONS (ofile, osect)
388 print_objfile_section_info (ofile->obfd, osect, arg);
393 bfd_map_over_sections (exec_bfd, print_bfd_section_info, arg);
398 printf_filtered (_("Core file:\n"));
399 printf_filtered (" `%s', ", bfd_get_filename (core_bfd));
401 printf_filtered (_("file type %s.\n"), bfd_get_target (core_bfd));
402 bfd_map_over_sections (core_bfd, print_bfd_section_info, arg);
407 maintenance_print_statistics (char *args, int from_tty)
409 print_objfile_statistics ();
410 print_symbol_bcache_statistics ();
414 maintenance_print_architecture (char *args, int from_tty)
416 struct gdbarch *gdbarch = get_current_arch ();
419 gdbarch_dump (gdbarch, gdb_stdout);
422 struct cleanup *cleanups;
423 struct ui_file *file = gdb_fopen (args, "w");
426 perror_with_name (_("maintenance print architecture"));
427 cleanups = make_cleanup_ui_file_delete (file);
428 gdbarch_dump (gdbarch, file);
429 do_cleanups (cleanups);
433 /* The "maintenance print" command is defined as a prefix, with
434 allow_unknown 0. Therefore, its own definition is called only for
435 "maintenance print" with no args. */
438 maintenance_print_command (char *arg, int from_tty)
440 printf_unfiltered (_("\"maintenance print\" must be followed "
441 "by the name of a print command.\n"));
442 help_list (maintenanceprintlist, "maintenance print ", -1, gdb_stdout);
445 /* The "maintenance translate-address" command converts a section and address
446 to a symbol. This can be called in two ways:
447 maintenance translate-address <secname> <addr>
448 or maintenance translate-address <addr>. */
451 maintenance_translate_address (char *arg, int from_tty)
454 struct obj_section *sect;
456 struct bound_minimal_symbol sym;
457 struct objfile *objfile;
459 if (arg == NULL || *arg == 0)
460 error (_("requires argument (address or section + address)"));
466 { /* See if we have a valid section name. */
467 while (*p && !isspace (*p)) /* Find end of section name. */
469 if (*p == '\000') /* End of command? */
470 error (_("Need to specify <section-name> and <address>"));
474 ALL_OBJSECTIONS (objfile, sect)
476 if (strcmp (sect->the_bfd_section->name, arg) == 0)
481 error (_("Unknown section %s."), arg);
484 address = parse_and_eval_address (p);
487 sym = lookup_minimal_symbol_by_pc_section (address, sect);
489 sym = lookup_minimal_symbol_by_pc (address);
493 const char *symbol_name = SYMBOL_PRINT_NAME (sym.minsym);
494 const char *symbol_offset
495 = pulongest (address - SYMBOL_VALUE_ADDRESS (sym.minsym));
497 sect = SYMBOL_OBJ_SECTION(sym.objfile, sym.minsym);
500 const char *section_name;
501 const char *obj_name;
503 gdb_assert (sect->the_bfd_section && sect->the_bfd_section->name);
504 section_name = sect->the_bfd_section->name;
506 gdb_assert (sect->objfile && objfile_name (sect->objfile));
507 obj_name = objfile_name (sect->objfile);
509 if (MULTI_OBJFILE_P ())
510 printf_filtered (_("%s + %s in section %s of %s\n"),
511 symbol_name, symbol_offset,
512 section_name, obj_name);
514 printf_filtered (_("%s + %s in section %s\n"),
515 symbol_name, symbol_offset, section_name);
518 printf_filtered (_("%s + %s\n"), symbol_name, symbol_offset);
521 printf_filtered (_("no symbol at %s:%s\n"),
522 sect->the_bfd_section->name, hex_string (address));
524 printf_filtered (_("no symbol at %s\n"), hex_string (address));
530 /* When a command is deprecated the user will be warned the first time
531 the command is used. If possible, a replacement will be
535 maintenance_deprecate (char *args, int from_tty)
537 if (args == NULL || *args == '\0')
539 printf_unfiltered (_("\"maintenance deprecate\" takes an argument,\n\
540 the command you want to deprecate, and optionally the replacement command\n\
541 enclosed in quotes.\n"));
544 maintenance_do_deprecate (args, 1);
550 maintenance_undeprecate (char *args, int from_tty)
552 if (args == NULL || *args == '\0')
554 printf_unfiltered (_("\"maintenance undeprecate\" takes an argument, \n\
555 the command you want to undeprecate.\n"));
558 maintenance_do_deprecate (args, 0);
562 /* You really shouldn't be using this. It is just for the testsuite.
563 Rather, you should use deprecate_cmd() when the command is created
564 in _initialize_blah().
566 This function deprecates a command and optionally assigns it a
570 maintenance_do_deprecate (char *text, int deprecate)
572 struct cmd_list_element *alias = NULL;
573 struct cmd_list_element *prefix_cmd = NULL;
574 struct cmd_list_element *cmd = NULL;
576 char *start_ptr = NULL;
577 char *end_ptr = NULL;
579 char *replacement = NULL;
584 if (!lookup_cmd_composition (text, &alias, &prefix_cmd, &cmd))
586 printf_filtered (_("Can't find command '%s' to deprecate.\n"), text);
592 /* Look for a replacement command. */
593 start_ptr = strchr (text, '\"');
594 if (start_ptr != NULL)
597 end_ptr = strrchr (start_ptr, '\"');
600 len = end_ptr - start_ptr;
601 start_ptr[len] = '\0';
602 replacement = xstrdup (start_ptr);
607 if (!start_ptr || !end_ptr)
611 /* If they used an alias, we only want to deprecate the alias.
613 Note the MALLOCED_REPLACEMENT test. If the command's replacement
614 string was allocated at compile time we don't want to free the
618 if (alias->malloced_replacement)
619 xfree (alias->replacement);
623 alias->deprecated_warn_user = 1;
624 alias->cmd_deprecated = 1;
628 alias->deprecated_warn_user = 0;
629 alias->cmd_deprecated = 0;
631 alias->replacement = replacement;
632 alias->malloced_replacement = 1;
637 if (cmd->malloced_replacement)
638 xfree (cmd->replacement);
642 cmd->deprecated_warn_user = 1;
643 cmd->cmd_deprecated = 1;
647 cmd->deprecated_warn_user = 0;
648 cmd->cmd_deprecated = 0;
650 cmd->replacement = replacement;
651 cmd->malloced_replacement = 1;
657 /* Maintenance set/show framework. */
659 struct cmd_list_element *maintenance_set_cmdlist;
660 struct cmd_list_element *maintenance_show_cmdlist;
663 maintenance_set_cmd (char *args, int from_tty)
665 printf_unfiltered (_("\"maintenance set\" must be followed "
666 "by the name of a set command.\n"));
667 help_list (maintenance_set_cmdlist, "maintenance set ", -1, gdb_stdout);
671 maintenance_show_cmd (char *args, int from_tty)
673 cmd_show_list (maintenance_show_cmdlist, from_tty, "");
676 /* Profiling support. */
678 static int maintenance_profile_p;
680 show_maintenance_profile_p (struct ui_file *file, int from_tty,
681 struct cmd_list_element *c, const char *value)
683 fprintf_filtered (file, _("Internal profiling is %s.\n"), value);
688 #define TEXTEND &_etext
689 #elif defined (HAVE_ETEXT)
691 #define TEXTEND &etext
694 #if defined (HAVE_MONSTARTUP) && defined (HAVE__MCLEANUP) && defined (TEXTEND)
696 static int profiling_state;
699 mcleanup_wrapper (void)
701 extern void _mcleanup (void);
708 maintenance_set_profile_cmd (char *args, int from_tty,
709 struct cmd_list_element *c)
711 if (maintenance_profile_p == profiling_state)
714 profiling_state = maintenance_profile_p;
716 if (maintenance_profile_p)
718 static int profiling_initialized;
720 extern void monstartup (unsigned long, unsigned long);
723 if (!profiling_initialized)
725 atexit (mcleanup_wrapper);
726 profiling_initialized = 1;
729 /* "main" is now always the first function in the text segment, so use
730 its address for monstartup. */
731 monstartup ((unsigned long) &main, (unsigned long) TEXTEND);
735 extern void _mcleanup (void);
742 maintenance_set_profile_cmd (char *args, int from_tty,
743 struct cmd_list_element *c)
745 error (_("Profiling support is not available on this system."));
749 /* If nonzero, display time usage both at startup and for each command. */
751 static int per_command_time;
753 /* If nonzero, display space usage both at startup and for each command. */
755 static int per_command_space;
757 /* If nonzero, display basic symtab stats for each command. */
759 static int per_command_symtab;
761 /* mt per-command commands. */
763 static struct cmd_list_element *per_command_setlist;
764 static struct cmd_list_element *per_command_showlist;
766 /* Records a run time and space usage to be used as a base for
767 reporting elapsed time or change in space. */
771 /* Zero if the saved time is from the beginning of GDB execution.
772 One if from the beginning of an individual command execution. */
774 /* Track whether the stat was enabled at the start of the command
775 so that we can avoid printing anything if it gets turned on by
776 the current command. */
777 int time_enabled : 1;
778 int space_enabled : 1;
779 int symtab_enabled : 1;
781 struct timeval start_wall_time;
783 /* Total number of symtabs (over all objfiles). */
784 int start_nr_symtabs;
785 /* Of those, a count of just the primary ones. */
786 int start_nr_primary_symtabs;
787 /* Total number of blocks. */
791 /* Set whether to display time statistics to NEW_VALUE
792 (non-zero means true). */
795 set_per_command_time (int new_value)
797 per_command_time = new_value;
800 /* Set whether to display space statistics to NEW_VALUE
801 (non-zero means true). */
804 set_per_command_space (int new_value)
806 per_command_space = new_value;
809 /* Count the number of symtabs and blocks. */
812 count_symtabs_and_blocks (int *nr_symtabs_ptr, int *nr_primary_symtabs_ptr,
818 int nr_primary_symtabs = 0;
826 ++nr_primary_symtabs;
827 nr_blocks += BLOCKVECTOR_NBLOCKS (BLOCKVECTOR (s));
831 *nr_symtabs_ptr = nr_symtabs;
832 *nr_primary_symtabs_ptr = nr_primary_symtabs;
833 *nr_blocks_ptr = nr_blocks;
836 /* As indicated by display_time and display_space, report GDB's elapsed time
837 and space usage from the base time and space provided in ARG, which
838 must be a pointer to a struct cmd_stat. This function is intended
839 to be called as a cleanup. */
842 report_command_stats (void *arg)
844 struct cmd_stats *start_stats = (struct cmd_stats *) arg;
845 int msg_type = start_stats->msg_type;
847 if (start_stats->time_enabled)
849 long cmd_time = get_run_time () - start_stats->start_cpu_time;
850 struct timeval now_wall_time, delta_wall_time, wait_time;
852 gettimeofday (&now_wall_time, NULL);
853 timeval_sub (&delta_wall_time,
854 &now_wall_time, &start_stats->start_wall_time);
856 /* Subtract time spend in prompt_for_continue from walltime. */
857 wait_time = get_prompt_for_continue_wait_time ();
858 timeval_sub (&delta_wall_time, &delta_wall_time, &wait_time);
860 printf_unfiltered (msg_type == 0
861 ? _("Startup time: %ld.%06ld (cpu), %ld.%06ld (wall)\n")
862 : _("Command execution time: %ld.%06ld (cpu), %ld.%06ld (wall)\n"),
863 cmd_time / 1000000, cmd_time % 1000000,
864 (long) delta_wall_time.tv_sec,
865 (long) delta_wall_time.tv_usec);
868 if (start_stats->space_enabled)
871 char *lim = (char *) sbrk (0);
873 long space_now = lim - lim_at_start;
874 long space_diff = space_now - start_stats->start_space;
876 printf_unfiltered (msg_type == 0
877 ? _("Space used: %ld (%s%ld during startup)\n")
878 : _("Space used: %ld (%s%ld for this command)\n"),
880 (space_diff >= 0 ? "+" : ""),
885 if (start_stats->symtab_enabled)
887 int nr_symtabs, nr_primary_symtabs, nr_blocks;
889 count_symtabs_and_blocks (&nr_symtabs, &nr_primary_symtabs, &nr_blocks);
890 printf_unfiltered (_("#symtabs: %d (+%d),"
891 " #primary symtabs: %d (+%d),"
892 " #blocks: %d (+%d)\n"),
894 nr_symtabs - start_stats->start_nr_symtabs,
896 nr_primary_symtabs - start_stats->start_nr_primary_symtabs,
898 nr_blocks - start_stats->start_nr_blocks);
902 /* Create a cleanup that reports time and space used since its creation.
903 MSG_TYPE is zero for gdb startup, otherwise it is one(1) to report
904 data for individual commands. */
907 make_command_stats_cleanup (int msg_type)
909 struct cmd_stats *new_stat;
911 /* Early exit if we're not reporting any stats. */
912 if (!per_command_time
913 && !per_command_space
914 && !per_command_symtab)
915 return make_cleanup (null_cleanup, 0);
917 new_stat = XCNEW (struct cmd_stats);
919 new_stat->msg_type = msg_type;
921 if (per_command_space)
924 char *lim = (char *) sbrk (0);
925 new_stat->start_space = lim - lim_at_start;
926 new_stat->space_enabled = 1;
930 if (per_command_time)
932 new_stat->start_cpu_time = get_run_time ();
933 gettimeofday (&new_stat->start_wall_time, NULL);
934 new_stat->time_enabled = 1;
937 if (per_command_symtab)
939 int nr_symtabs, nr_primary_symtabs, nr_blocks;
941 count_symtabs_and_blocks (&nr_symtabs, &nr_primary_symtabs, &nr_blocks);
942 new_stat->start_nr_symtabs = nr_symtabs;
943 new_stat->start_nr_primary_symtabs = nr_primary_symtabs;
944 new_stat->start_nr_blocks = nr_blocks;
945 new_stat->symtab_enabled = 1;
948 /* Initalize timer to keep track of how long we waited for the user. */
949 reset_prompt_for_continue_wait_time ();
951 return make_cleanup_dtor (report_command_stats, new_stat, xfree);
954 /* Handle unknown "mt set per-command" arguments.
955 In this case have "mt set per-command on|off" affect every setting. */
958 set_per_command_cmd (char *args, int from_tty)
960 struct cmd_list_element *list;
964 val = parse_cli_boolean_value (args);
966 error (_("Bad value for 'mt set per-command no'."));
968 for (list = per_command_setlist; list != NULL; list = list->next)
969 if (list->var_type == var_boolean)
971 gdb_assert (list->type == set_cmd);
972 do_set_command (args, from_tty, list);
976 /* Command "show per-command" displays summary of all the current
977 "show per-command " settings. */
980 show_per_command_cmd (char *args, int from_tty)
982 cmd_show_list (per_command_showlist, from_tty, "");
986 _initialize_maint_cmds (void)
988 add_prefix_cmd ("maintenance", class_maintenance, maintenance_command, _("\
989 Commands for use by GDB maintainers.\n\
990 Includes commands to dump specific internal GDB structures in\n\
991 a human readable form, to cause GDB to deliberately dump core,\n\
992 to test internal functions such as the C++/ObjC demangler, etc."),
993 &maintenancelist, "maintenance ", 0,
996 add_com_alias ("mt", "maintenance", class_maintenance, 1);
998 add_prefix_cmd ("info", class_maintenance, maintenance_info_command, _("\
999 Commands for showing internal info about the program being debugged."),
1000 &maintenanceinfolist, "maintenance info ", 0,
1002 add_alias_cmd ("i", "info", class_maintenance, 1, &maintenancelist);
1004 add_cmd ("sections", class_maintenance, maintenance_info_sections, _("\
1005 List the BFD sections of the exec and core files. \n\
1006 Arguments may be any combination of:\n\
1007 [one or more section names]\n\
1008 ALLOC LOAD RELOC READONLY CODE DATA ROM CONSTRUCTOR\n\
1009 HAS_CONTENTS NEVER_LOAD COFF_SHARED_LIBRARY IS_COMMON\n\
1010 Sections matching any argument will be listed (no argument\n\
1011 implies all sections). In addition, the special argument\n\
1013 lists all sections from all object files, including shared libraries."),
1014 &maintenanceinfolist);
1016 add_prefix_cmd ("print", class_maintenance, maintenance_print_command,
1017 _("Maintenance command for printing GDB internal state."),
1018 &maintenanceprintlist, "maintenance print ", 0,
1021 add_prefix_cmd ("set", class_maintenance, maintenance_set_cmd, _("\
1022 Set GDB internal variables used by the GDB maintainer.\n\
1023 Configure variables internal to GDB that aid in GDB's maintenance"),
1024 &maintenance_set_cmdlist, "maintenance set ",
1028 add_prefix_cmd ("show", class_maintenance, maintenance_show_cmd, _("\
1029 Show GDB internal variables used by the GDB maintainer.\n\
1030 Configure variables internal to GDB that aid in GDB's maintenance"),
1031 &maintenance_show_cmdlist, "maintenance show ",
1036 add_cmd ("dump-me", class_maintenance, maintenance_dump_me, _("\
1037 Get fatal error; make debugger dump its core.\n\
1038 GDB sets its handling of SIGQUIT back to SIG_DFL and then sends\n\
1039 itself a SIGQUIT signal."),
1043 add_cmd ("internal-error", class_maintenance,
1044 maintenance_internal_error, _("\
1045 Give GDB an internal error.\n\
1046 Cause GDB to behave as if an internal error was detected."),
1049 add_cmd ("internal-warning", class_maintenance,
1050 maintenance_internal_warning, _("\
1051 Give GDB an internal warning.\n\
1052 Cause GDB to behave as if an internal warning was reported."),
1055 add_cmd ("demangle", class_maintenance, maintenance_demangle, _("\
1056 Demangle a C++/ObjC mangled name.\n\
1057 Call internal GDB demangler routine to demangle a C++ link name\n\
1058 and prints the result."),
1061 add_prefix_cmd ("per-command", class_maintenance, set_per_command_cmd, _("\
1062 Per-command statistics settings."),
1063 &per_command_setlist, "set per-command ",
1064 1/*allow-unknown*/, &maintenance_set_cmdlist);
1066 add_prefix_cmd ("per-command", class_maintenance, show_per_command_cmd, _("\
1067 Show per-command statistics settings."),
1068 &per_command_showlist, "show per-command ",
1069 0/*allow-unknown*/, &maintenance_show_cmdlist);
1071 add_setshow_boolean_cmd ("time", class_maintenance,
1072 &per_command_time, _("\
1073 Set whether to display per-command execution time."), _("\
1074 Show whether to display per-command execution time."),
1076 If enabled, the execution time for each command will be\n\
1077 displayed following the command's output."),
1079 &per_command_setlist, &per_command_showlist);
1081 add_setshow_boolean_cmd ("space", class_maintenance,
1082 &per_command_space, _("\
1083 Set whether to display per-command space usage."), _("\
1084 Show whether to display per-command space usage."),
1086 If enabled, the space usage for each command will be\n\
1087 displayed following the command's output."),
1089 &per_command_setlist, &per_command_showlist);
1091 add_setshow_boolean_cmd ("symtab", class_maintenance,
1092 &per_command_symtab, _("\
1093 Set whether to display per-command symtab statistics."), _("\
1094 Show whether to display per-command symtab statistics."),
1096 If enabled, the basic symtab statistics for each command will be\n\
1097 displayed following the command's output."),
1099 &per_command_setlist, &per_command_showlist);
1101 /* This is equivalent to "mt set per-command time on".
1102 Kept because some people are used to typing "mt time 1". */
1103 add_cmd ("time", class_maintenance, maintenance_time_display, _("\
1104 Set the display of time usage.\n\
1105 If nonzero, will cause the execution time for each command to be\n\
1106 displayed, following the command's output."),
1109 /* This is equivalent to "mt set per-command space on".
1110 Kept because some people are used to typing "mt space 1". */
1111 add_cmd ("space", class_maintenance, maintenance_space_display, _("\
1112 Set the display of space usage.\n\
1113 If nonzero, will cause the execution space for each command to be\n\
1114 displayed, following the command's output."),
1117 add_cmd ("type", class_maintenance, maintenance_print_type, _("\
1118 Print a type chain for a given symbol.\n\
1119 For each node in a type chain, print the raw data for each member of\n\
1120 the type structure, and the interpretation of the data."),
1121 &maintenanceprintlist);
1123 add_cmd ("statistics", class_maintenance, maintenance_print_statistics,
1124 _("Print statistics about internal gdb state."),
1125 &maintenanceprintlist);
1127 add_cmd ("architecture", class_maintenance,
1128 maintenance_print_architecture, _("\
1129 Print the internal architecture configuration.\n\
1130 Takes an optional file parameter."),
1131 &maintenanceprintlist);
1133 add_cmd ("translate-address", class_maintenance,
1134 maintenance_translate_address,
1135 _("Translate a section name and address to a symbol."),
1138 add_cmd ("deprecate", class_maintenance, maintenance_deprecate, _("\
1139 Deprecate a command. Note that this is just in here so the \n\
1140 testsuite can check the command deprecator. You probably shouldn't use this,\n\
1141 rather you should use the C function deprecate_cmd(). If you decide you \n\
1142 want to use it: maintenance deprecate 'commandname' \"replacement\". The \n\
1143 replacement is optional."), &maintenancelist);
1145 add_cmd ("undeprecate", class_maintenance, maintenance_undeprecate, _("\
1146 Undeprecate a command. Note that this is just in here so the \n\
1147 testsuite can check the command deprecator. You probably shouldn't use this,\n\
1148 If you decide you want to use it: maintenance undeprecate 'commandname'"),
1151 add_setshow_zinteger_cmd ("watchdog", class_maintenance, &watchdog, _("\
1152 Set watchdog timer."), _("\
1153 Show watchdog timer."), _("\
1154 When non-zero, this timeout is used instead of waiting forever for a target\n\
1155 to finish a low-level step or continue operation. If the specified amount\n\
1156 of time passes without a response from the target, an error occurs."),
1159 &setlist, &showlist);
1161 add_setshow_boolean_cmd ("profile", class_maintenance,
1162 &maintenance_profile_p, _("\
1163 Set internal profiling."), _("\
1164 Show internal profiling."), _("\
1165 When enabled GDB is profiled."),
1166 maintenance_set_profile_cmd,
1167 show_maintenance_profile_p,
1168 &maintenance_set_cmdlist,
1169 &maintenance_show_cmdlist);