3 Copyright (C) 2000-2018 Free Software Foundation, Inc.
5 Contributed by Cygnus Solutions (a Red Hat company).
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/>. */
23 #include "arch-utils.h"
28 #include "gdbthread.h"
31 #include "mi-getopt.h"
32 #include "mi-console.h"
36 #include "event-loop.h"
37 #include "event-top.h"
38 #include "gdbcore.h" /* For write_memory(). */
43 #include "mi-common.h"
48 #include "common/gdb_splay_tree.h"
49 #include "tracepoint.h"
53 #include "extension.h"
55 #include "observable.h"
56 #include "common/gdb_optional.h"
57 #include "common/byte-vector.h"
60 #include "run-time-clock.h"
62 #include "progspace-and-thread.h"
63 #include "common/rsp-low.h"
75 /* This is used to pass the current command timestamp down to
76 continuation routines. */
77 static struct mi_timestamp
*current_command_ts
;
79 static int do_timings
= 0;
82 /* Few commands would like to know if options like --thread-group were
83 explicitly specified. This variable keeps the current parsed
84 command including all option, and make it possible. */
85 static struct mi_parse
*current_context
;
87 int running_result_record_printed
= 1;
89 /* Flag indicating that the target has proceeded since the last
90 command was issued. */
93 static void mi_cmd_execute (struct mi_parse
*parse
);
95 static void mi_execute_cli_command (const char *cmd
, int args_p
,
97 static void mi_execute_async_cli_command (const char *cli_command
,
98 char **argv
, int argc
);
99 static bool register_changed_p (int regnum
, readonly_detached_regcache
*,
100 readonly_detached_regcache
*);
101 static void output_register (struct frame_info
*, int regnum
, int format
,
102 int skip_unavailable
);
104 /* Controls whether the frontend wants MI in async mode. */
105 static int mi_async
= 0;
107 /* The set command writes to this variable. If the inferior is
108 executing, mi_async is *not* updated. */
109 static int mi_async_1
= 0;
112 set_mi_async_command (const char *args
, int from_tty
,
113 struct cmd_list_element
*c
)
115 if (have_live_inferiors ())
117 mi_async_1
= mi_async
;
118 error (_("Cannot change this setting while the inferior is running."));
121 mi_async
= mi_async_1
;
125 show_mi_async_command (struct ui_file
*file
, int from_tty
,
126 struct cmd_list_element
*c
,
129 fprintf_filtered (file
,
130 _("Whether MI is in asynchronous mode is %s.\n"),
134 /* A wrapper for target_can_async_p that takes the MI setting into
140 return mi_async
&& target_can_async_p ();
143 /* Command implementations. FIXME: Is this libgdb? No. This is the MI
144 layer that calls libgdb. Any operation used in the below should be
147 static void timestamp (struct mi_timestamp
*tv
);
149 static void print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
150 struct mi_timestamp
*end
);
153 mi_cmd_gdb_exit (const char *command
, char **argv
, int argc
)
155 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
157 /* We have to print everything right here because we never return. */
159 fputs_unfiltered (current_token
, mi
->raw_stdout
);
160 fputs_unfiltered ("^exit\n", mi
->raw_stdout
);
161 mi_out_put (current_uiout
, mi
->raw_stdout
);
162 gdb_flush (mi
->raw_stdout
);
163 /* FIXME: The function called is not yet a formal libgdb function. */
164 quit_force (NULL
, FROM_TTY
);
168 mi_cmd_exec_next (const char *command
, char **argv
, int argc
)
170 /* FIXME: Should call a libgdb function, not a cli wrapper. */
171 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
172 mi_execute_async_cli_command ("reverse-next", argv
+ 1, argc
- 1);
174 mi_execute_async_cli_command ("next", argv
, argc
);
178 mi_cmd_exec_next_instruction (const char *command
, char **argv
, int argc
)
180 /* FIXME: Should call a libgdb function, not a cli wrapper. */
181 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
182 mi_execute_async_cli_command ("reverse-nexti", argv
+ 1, argc
- 1);
184 mi_execute_async_cli_command ("nexti", argv
, argc
);
188 mi_cmd_exec_step (const char *command
, char **argv
, int argc
)
190 /* FIXME: Should call a libgdb function, not a cli wrapper. */
191 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
192 mi_execute_async_cli_command ("reverse-step", argv
+ 1, argc
- 1);
194 mi_execute_async_cli_command ("step", argv
, argc
);
198 mi_cmd_exec_step_instruction (const char *command
, char **argv
, int argc
)
200 /* FIXME: Should call a libgdb function, not a cli wrapper. */
201 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
202 mi_execute_async_cli_command ("reverse-stepi", argv
+ 1, argc
- 1);
204 mi_execute_async_cli_command ("stepi", argv
, argc
);
208 mi_cmd_exec_finish (const char *command
, char **argv
, int argc
)
210 /* FIXME: Should call a libgdb function, not a cli wrapper. */
211 if (argc
> 0 && strcmp(argv
[0], "--reverse") == 0)
212 mi_execute_async_cli_command ("reverse-finish", argv
+ 1, argc
- 1);
214 mi_execute_async_cli_command ("finish", argv
, argc
);
218 mi_cmd_exec_return (const char *command
, char **argv
, int argc
)
220 /* This command doesn't really execute the target, it just pops the
221 specified number of frames. */
223 /* Call return_command with from_tty argument equal to 0 so as to
224 avoid being queried. */
225 return_command (*argv
, 0);
227 /* Call return_command with from_tty argument equal to 0 so as to
228 avoid being queried. */
229 return_command (NULL
, 0);
231 /* Because we have called return_command with from_tty = 0, we need
232 to print the frame here. */
233 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
237 mi_cmd_exec_jump (const char *args
, char **argv
, int argc
)
239 /* FIXME: Should call a libgdb function, not a cli wrapper. */
240 mi_execute_async_cli_command ("jump", argv
, argc
);
244 proceed_thread (struct thread_info
*thread
, int pid
)
246 if (!is_stopped (thread
->ptid
))
249 if (pid
!= 0 && ptid_get_pid (thread
->ptid
) != pid
)
252 switch_to_thread (thread
->ptid
);
253 clear_proceed_status (0);
254 proceed ((CORE_ADDR
) -1, GDB_SIGNAL_DEFAULT
);
258 proceed_thread_callback (struct thread_info
*thread
, void *arg
)
260 int pid
= *(int *)arg
;
262 proceed_thread (thread
, pid
);
267 exec_continue (char **argv
, int argc
)
269 prepare_execution_command (¤t_target
, mi_async_p ());
273 /* In non-stop mode, 'resume' always resumes a single thread.
274 Therefore, to resume all threads of the current inferior, or
275 all threads in all inferiors, we need to iterate over
278 See comment on infcmd.c:proceed_thread_callback for rationale. */
279 if (current_context
->all
|| current_context
->thread_group
!= -1)
281 scoped_restore_current_thread restore_thread
;
284 if (!current_context
->all
)
287 = find_inferior_id (current_context
->thread_group
);
291 iterate_over_threads (proceed_thread_callback
, &pid
);
300 scoped_restore save_multi
= make_scoped_restore (&sched_multi
);
302 if (current_context
->all
)
309 /* In all-stop mode, -exec-continue traditionally resumed
310 either all threads, or one thread, depending on the
311 'scheduler-locking' variable. Let's continue to do the
319 exec_reverse_continue (char **argv
, int argc
)
321 enum exec_direction_kind dir
= execution_direction
;
323 if (dir
== EXEC_REVERSE
)
324 error (_("Already in reverse mode."));
326 if (!target_can_execute_reverse
)
327 error (_("Target %s does not support this command."), target_shortname
);
329 scoped_restore save_exec_dir
= make_scoped_restore (&execution_direction
,
331 exec_continue (argv
, argc
);
335 mi_cmd_exec_continue (const char *command
, char **argv
, int argc
)
337 if (argc
> 0 && strcmp (argv
[0], "--reverse") == 0)
338 exec_reverse_continue (argv
+ 1, argc
- 1);
340 exec_continue (argv
, argc
);
344 interrupt_thread_callback (struct thread_info
*thread
, void *arg
)
346 int pid
= *(int *)arg
;
348 if (!is_running (thread
->ptid
))
351 if (ptid_get_pid (thread
->ptid
) != pid
)
354 target_stop (thread
->ptid
);
358 /* Interrupt the execution of the target. Note how we must play
359 around with the token variables, in order to display the current
360 token in the result of the interrupt command, and the previous
361 execution token when the target finally stops. See comments in
365 mi_cmd_exec_interrupt (const char *command
, char **argv
, int argc
)
367 /* In all-stop mode, everything stops, so we don't need to try
368 anything specific. */
371 interrupt_target_1 (0);
375 if (current_context
->all
)
377 /* This will interrupt all threads in all inferiors. */
378 interrupt_target_1 (1);
380 else if (current_context
->thread_group
!= -1)
382 struct inferior
*inf
= find_inferior_id (current_context
->thread_group
);
384 iterate_over_threads (interrupt_thread_callback
, &inf
->pid
);
388 /* Interrupt just the current thread -- either explicitly
389 specified via --thread or whatever was current before
390 MI command was sent. */
391 interrupt_target_1 (0);
395 /* Callback for iterate_over_inferiors which starts the execution
396 of the given inferior.
398 ARG is a pointer to an integer whose value, if non-zero, indicates
399 that the program should be stopped when reaching the main subprogram
400 (similar to what the CLI "start" command does). */
403 run_one_inferior (struct inferior
*inf
, void *arg
)
405 int start_p
= *(int *) arg
;
406 const char *run_cmd
= start_p
? "start" : "run";
407 struct target_ops
*run_target
= find_run_target ();
408 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
412 if (inf
->pid
!= ptid_get_pid (inferior_ptid
))
414 struct thread_info
*tp
;
416 tp
= any_thread_of_process (inf
->pid
);
418 error (_("Inferior has no threads."));
420 switch_to_thread (tp
->ptid
);
425 set_current_inferior (inf
);
426 switch_to_thread (null_ptid
);
427 set_current_program_space (inf
->pspace
);
429 mi_execute_cli_command (run_cmd
, async_p
,
430 async_p
? "&" : NULL
);
435 mi_cmd_exec_run (const char *command
, char **argv
, int argc
)
439 /* Parse the command options. */
444 static const struct mi_opt opts
[] =
446 {"-start", START_OPT
, 0},
455 int opt
= mi_getopt ("-exec-run", argc
, argv
, opts
, &oind
, &oarg
);
459 switch ((enum opt
) opt
)
467 /* This command does not accept any argument. Make sure the user
468 did not provide any. */
470 error (_("Invalid argument: %s"), argv
[oind
]);
472 if (current_context
->all
)
474 scoped_restore_current_pspace_and_thread restore_pspace_thread
;
476 iterate_over_inferiors (run_one_inferior
, &start_p
);
480 const char *run_cmd
= start_p
? "start" : "run";
481 struct target_ops
*run_target
= find_run_target ();
482 int async_p
= mi_async
&& run_target
->to_can_async_p (run_target
);
484 mi_execute_cli_command (run_cmd
, async_p
,
485 async_p
? "&" : NULL
);
491 find_thread_of_process (struct thread_info
*ti
, void *p
)
495 if (ptid_get_pid (ti
->ptid
) == pid
&& !is_exited (ti
->ptid
))
502 mi_cmd_target_detach (const char *command
, char **argv
, int argc
)
504 if (argc
!= 0 && argc
!= 1)
505 error (_("Usage: -target-detach [pid | thread-group]"));
509 struct thread_info
*tp
;
513 /* First see if we are dealing with a thread-group id. */
516 struct inferior
*inf
;
517 int id
= strtoul (argv
[0] + 1, &end
, 0);
520 error (_("Invalid syntax of thread-group id '%s'"), argv
[0]);
522 inf
= find_inferior_id (id
);
524 error (_("Non-existent thread-group id '%d'"), id
);
530 /* We must be dealing with a pid. */
531 pid
= strtol (argv
[0], &end
, 10);
534 error (_("Invalid identifier '%s'"), argv
[0]);
537 /* Pick any thread in the desired process. Current
538 target_detach detaches from the parent of inferior_ptid. */
539 tp
= iterate_over_threads (find_thread_of_process
, &pid
);
541 error (_("Thread group is empty"));
543 switch_to_thread (tp
->ptid
);
546 detach_command (NULL
, 0);
550 mi_cmd_target_flash_erase (const char *command
, char **argv
, int argc
)
552 flash_erase_command (NULL
, 0);
556 mi_cmd_thread_select (const char *command
, char **argv
, int argc
)
559 error (_("-thread-select: USAGE: threadnum."));
561 int num
= value_as_long (parse_and_eval (argv
[0]));
562 thread_info
*thr
= find_thread_global_id (num
);
564 error (_("Thread ID %d not known."), num
);
566 ptid_t previous_ptid
= inferior_ptid
;
568 thread_select (argv
[0], thr
);
570 print_selected_thread_frame (current_uiout
,
571 USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
573 /* Notify if the thread has effectively changed. */
574 if (!ptid_equal (inferior_ptid
, previous_ptid
))
576 gdb::observers::user_selected_context_changed
.notify
577 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
582 mi_cmd_thread_list_ids (const char *command
, char **argv
, int argc
)
585 error (_("-thread-list-ids: No arguments required."));
588 int current_thread
= -1;
590 update_thread_list ();
593 ui_out_emit_tuple
tuple_emitter (current_uiout
, "thread-ids");
595 struct thread_info
*tp
;
596 ALL_NON_EXITED_THREADS (tp
)
598 if (tp
->ptid
== inferior_ptid
)
599 current_thread
= tp
->global_num
;
602 current_uiout
->field_int ("thread-id", tp
->global_num
);
606 if (current_thread
!= -1)
607 current_uiout
->field_int ("current-thread-id", current_thread
);
608 current_uiout
->field_int ("number-of-threads", num
);
612 mi_cmd_thread_info (const char *command
, char **argv
, int argc
)
614 if (argc
!= 0 && argc
!= 1)
615 error (_("Invalid MI command"));
617 print_thread_info (current_uiout
, argv
[0], -1);
620 struct collect_cores_data
627 collect_cores (struct thread_info
*ti
, void *xdata
)
629 struct collect_cores_data
*data
= (struct collect_cores_data
*) xdata
;
631 if (ptid_get_pid (ti
->ptid
) == data
->pid
)
633 int core
= target_core_of_thread (ti
->ptid
);
636 data
->cores
.insert (core
);
642 struct print_one_inferior_data
645 const std::set
<int> *inferiors
;
649 print_one_inferior (struct inferior
*inferior
, void *xdata
)
651 struct print_one_inferior_data
*top_data
652 = (struct print_one_inferior_data
*) xdata
;
653 struct ui_out
*uiout
= current_uiout
;
655 if (top_data
->inferiors
->empty ()
656 || (top_data
->inferiors
->find (inferior
->pid
)
657 != top_data
->inferiors
->end ()))
659 struct collect_cores_data data
;
660 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
662 uiout
->field_fmt ("id", "i%d", inferior
->num
);
663 uiout
->field_string ("type", "process");
664 if (inferior
->has_exit_code
)
665 uiout
->field_string ("exit-code",
666 int_string (inferior
->exit_code
, 8, 0, 0, 1));
667 if (inferior
->pid
!= 0)
668 uiout
->field_int ("pid", inferior
->pid
);
670 if (inferior
->pspace
->pspace_exec_filename
!= NULL
)
672 uiout
->field_string ("executable",
673 inferior
->pspace
->pspace_exec_filename
);
676 if (inferior
->pid
!= 0)
678 data
.pid
= inferior
->pid
;
679 iterate_over_threads (collect_cores
, &data
);
682 if (!data
.cores
.empty ())
684 ui_out_emit_list
list_emitter (uiout
, "cores");
686 for (int b
: data
.cores
)
687 uiout
->field_int (NULL
, b
);
690 if (top_data
->recurse
)
691 print_thread_info (uiout
, NULL
, inferior
->pid
);
697 /* Output a field named 'cores' with a list as the value. The
698 elements of the list are obtained by splitting 'cores' on
702 output_cores (struct ui_out
*uiout
, const char *field_name
, const char *xcores
)
704 ui_out_emit_list
list_emitter (uiout
, field_name
);
705 gdb::unique_xmalloc_ptr
<char> cores (xstrdup (xcores
));
706 char *p
= cores
.get ();
708 for (p
= strtok (p
, ","); p
; p
= strtok (NULL
, ","))
709 uiout
->field_string (NULL
, p
);
713 list_available_thread_groups (const std::set
<int> &ids
, int recurse
)
715 struct ui_out
*uiout
= current_uiout
;
717 /* This keeps a map from integer (pid) to vector of struct osdata_item.
718 The vector contains information about all threads for the given pid. */
719 std::map
<int, std::vector
<osdata_item
>> tree
;
721 /* get_osdata will throw if it cannot return data. */
722 std::unique_ptr
<osdata
> data
= get_osdata ("processes");
726 std::unique_ptr
<osdata
> threads
= get_osdata ("threads");
728 for (const osdata_item
&item
: threads
->items
)
730 const std::string
*pid
= get_osdata_column (item
, "pid");
731 int pid_i
= strtoul (pid
->c_str (), NULL
, 0);
733 tree
[pid_i
].push_back (item
);
737 ui_out_emit_list
list_emitter (uiout
, "groups");
739 for (const osdata_item
&item
: data
->items
)
741 const std::string
*pid
= get_osdata_column (item
, "pid");
742 const std::string
*cmd
= get_osdata_column (item
, "command");
743 const std::string
*user
= get_osdata_column (item
, "user");
744 const std::string
*cores
= get_osdata_column (item
, "cores");
746 int pid_i
= strtoul (pid
->c_str (), NULL
, 0);
748 /* At present, the target will return all available processes
749 and if information about specific ones was required, we filter
750 undesired processes here. */
751 if (!ids
.empty () && ids
.find (pid_i
) == ids
.end ())
754 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
756 uiout
->field_fmt ("id", "%s", pid
->c_str ());
757 uiout
->field_string ("type", "process");
759 uiout
->field_string ("description", cmd
->c_str ());
761 uiout
->field_string ("user", user
->c_str ());
763 output_cores (uiout
, "cores", cores
->c_str ());
767 auto n
= tree
.find (pid_i
);
768 if (n
!= tree
.end ())
770 std::vector
<osdata_item
> &children
= n
->second
;
772 ui_out_emit_list
thread_list_emitter (uiout
, "threads");
774 for (const osdata_item
&child
: children
)
776 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
777 const std::string
*tid
= get_osdata_column (child
, "tid");
778 const std::string
*tcore
= get_osdata_column (child
, "core");
780 uiout
->field_string ("id", tid
->c_str ());
782 uiout
->field_string ("core", tcore
->c_str ());
790 mi_cmd_list_thread_groups (const char *command
, char **argv
, int argc
)
792 struct ui_out
*uiout
= current_uiout
;
799 AVAILABLE_OPT
, RECURSE_OPT
801 static const struct mi_opt opts
[] =
803 {"-available", AVAILABLE_OPT
, 0},
804 {"-recurse", RECURSE_OPT
, 1},
813 int opt
= mi_getopt ("-list-thread-groups", argc
, argv
, opts
,
818 switch ((enum opt
) opt
)
824 if (strcmp (oarg
, "0") == 0)
826 else if (strcmp (oarg
, "1") == 0)
829 error (_("only '0' and '1' are valid values "
830 "for the '--recurse' option"));
835 for (; oind
< argc
; ++oind
)
840 if (*(argv
[oind
]) != 'i')
841 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
843 inf
= strtoul (argv
[oind
] + 1, &end
, 0);
846 error (_("invalid syntax of group id '%s'"), argv
[oind
]);
852 list_available_thread_groups (ids
, recurse
);
854 else if (ids
.size () == 1)
856 /* Local thread groups, single id. */
857 int id
= *(ids
.begin ());
858 struct inferior
*inf
= find_inferior_id (id
);
861 error (_("Non-existent thread group id '%d'"), id
);
863 print_thread_info (uiout
, NULL
, inf
->pid
);
867 struct print_one_inferior_data data
;
869 data
.recurse
= recurse
;
870 data
.inferiors
= &ids
;
872 /* Local thread groups. Either no explicit ids -- and we
873 print everything, or several explicit ids. In both cases,
874 we print more than one group, and have to use 'groups'
875 as the top-level element. */
876 ui_out_emit_list
list_emitter (uiout
, "groups");
877 update_thread_list ();
878 iterate_over_inferiors (print_one_inferior
, &data
);
883 mi_cmd_data_list_register_names (const char *command
, char **argv
, int argc
)
885 struct gdbarch
*gdbarch
;
886 struct ui_out
*uiout
= current_uiout
;
890 /* Note that the test for a valid register must include checking the
891 gdbarch_register_name because gdbarch_num_regs may be allocated
892 for the union of the register sets within a family of related
893 processors. In this case, some entries of gdbarch_register_name
894 will change depending upon the particular processor being
897 gdbarch
= get_current_arch ();
898 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
900 ui_out_emit_list
list_emitter (uiout
, "register-names");
902 if (argc
== 0) /* No args, just do all the regs. */
908 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
909 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
910 uiout
->field_string (NULL
, "");
912 uiout
->field_string (NULL
, gdbarch_register_name (gdbarch
, regnum
));
916 /* Else, list of register #s, just do listed regs. */
917 for (i
= 0; i
< argc
; i
++)
919 regnum
= atoi (argv
[i
]);
920 if (regnum
< 0 || regnum
>= numregs
)
921 error (_("bad register number"));
923 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
924 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
925 uiout
->field_string (NULL
, "");
927 uiout
->field_string (NULL
, gdbarch_register_name (gdbarch
, regnum
));
932 mi_cmd_data_list_changed_registers (const char *command
, char **argv
, int argc
)
934 static std::unique_ptr
<readonly_detached_regcache
> this_regs
;
935 struct ui_out
*uiout
= current_uiout
;
936 std::unique_ptr
<readonly_detached_regcache
> prev_regs
;
937 struct gdbarch
*gdbarch
;
941 /* The last time we visited this function, the current frame's
942 register contents were saved in THIS_REGS. Move THIS_REGS over
943 to PREV_REGS, and refresh THIS_REGS with the now-current register
946 prev_regs
= std::move (this_regs
);
947 this_regs
= frame_save_as_regcache (get_selected_frame (NULL
));
949 /* Note that the test for a valid register must include checking the
950 gdbarch_register_name because gdbarch_num_regs may be allocated
951 for the union of the register sets within a family of related
952 processors. In this case, some entries of gdbarch_register_name
953 will change depending upon the particular processor being
956 gdbarch
= this_regs
->arch ();
957 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
959 ui_out_emit_list
list_emitter (uiout
, "changed-registers");
963 /* No args, just do all the regs. */
968 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
969 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
972 if (register_changed_p (regnum
, prev_regs
.get (),
974 uiout
->field_int (NULL
, regnum
);
978 /* Else, list of register #s, just do listed regs. */
979 for (i
= 0; i
< argc
; i
++)
981 regnum
= atoi (argv
[i
]);
985 && gdbarch_register_name (gdbarch
, regnum
) != NULL
986 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
988 if (register_changed_p (regnum
, prev_regs
.get (),
990 uiout
->field_int (NULL
, regnum
);
993 error (_("bad register number"));
998 register_changed_p (int regnum
, readonly_detached_regcache
*prev_regs
,
999 readonly_detached_regcache
*this_regs
)
1001 struct gdbarch
*gdbarch
= this_regs
->arch ();
1002 struct value
*prev_value
, *this_value
;
1004 /* First time through or after gdbarch change consider all registers
1006 if (!prev_regs
|| prev_regs
->arch () != gdbarch
)
1009 /* Get register contents and compare. */
1010 prev_value
= prev_regs
->cooked_read_value (regnum
);
1011 this_value
= this_regs
->cooked_read_value (regnum
);
1012 gdb_assert (prev_value
!= NULL
);
1013 gdb_assert (this_value
!= NULL
);
1015 auto ret
= !value_contents_eq (prev_value
, 0, this_value
, 0,
1016 register_size (gdbarch
, regnum
));
1018 release_value (prev_value
);
1019 release_value (this_value
);
1023 /* Return a list of register number and value pairs. The valid
1024 arguments expected are: a letter indicating the format in which to
1025 display the registers contents. This can be one of: x
1026 (hexadecimal), d (decimal), N (natural), t (binary), o (octal), r
1027 (raw). After the format argument there can be a sequence of
1028 numbers, indicating which registers to fetch the content of. If
1029 the format is the only argument, a list of all the registers with
1030 their values is returned. */
1033 mi_cmd_data_list_register_values (const char *command
, char **argv
, int argc
)
1035 struct ui_out
*uiout
= current_uiout
;
1036 struct frame_info
*frame
;
1037 struct gdbarch
*gdbarch
;
1038 int regnum
, numregs
, format
;
1040 int skip_unavailable
= 0;
1046 static const struct mi_opt opts
[] =
1048 {"-skip-unavailable", SKIP_UNAVAILABLE
, 0},
1052 /* Note that the test for a valid register must include checking the
1053 gdbarch_register_name because gdbarch_num_regs may be allocated
1054 for the union of the register sets within a family of related
1055 processors. In this case, some entries of gdbarch_register_name
1056 will change depending upon the particular processor being
1062 int opt
= mi_getopt ("-data-list-register-values", argc
, argv
,
1063 opts
, &oind
, &oarg
);
1067 switch ((enum opt
) opt
)
1069 case SKIP_UNAVAILABLE
:
1070 skip_unavailable
= 1;
1075 if (argc
- oind
< 1)
1076 error (_("-data-list-register-values: Usage: "
1077 "-data-list-register-values [--skip-unavailable] <format>"
1078 " [<regnum1>...<regnumN>]"));
1080 format
= (int) argv
[oind
][0];
1082 frame
= get_selected_frame (NULL
);
1083 gdbarch
= get_frame_arch (frame
);
1084 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1086 ui_out_emit_list
list_emitter (uiout
, "register-values");
1088 if (argc
- oind
== 1)
1090 /* No args, beside the format: do all the regs. */
1095 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
1096 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
1099 output_register (frame
, regnum
, format
, skip_unavailable
);
1103 /* Else, list of register #s, just do listed regs. */
1104 for (i
= 1 + oind
; i
< argc
; i
++)
1106 regnum
= atoi (argv
[i
]);
1110 && gdbarch_register_name (gdbarch
, regnum
) != NULL
1111 && *gdbarch_register_name (gdbarch
, regnum
) != '\000')
1112 output_register (frame
, regnum
, format
, skip_unavailable
);
1114 error (_("bad register number"));
1118 /* Output one register REGNUM's contents in the desired FORMAT. If
1119 SKIP_UNAVAILABLE is true, skip the register if it is
1123 output_register (struct frame_info
*frame
, int regnum
, int format
,
1124 int skip_unavailable
)
1126 struct ui_out
*uiout
= current_uiout
;
1127 struct value
*val
= value_of_register (regnum
, frame
);
1128 struct value_print_options opts
;
1130 if (skip_unavailable
&& !value_entirely_available (val
))
1133 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1134 uiout
->field_int ("number", regnum
);
1144 get_formatted_print_options (&opts
, format
);
1146 val_print (value_type (val
),
1147 value_embedded_offset (val
), 0,
1148 &stb
, 0, val
, &opts
, current_language
);
1149 uiout
->field_stream ("value", stb
);
1152 /* Write given values into registers. The registers and values are
1153 given as pairs. The corresponding MI command is
1154 -data-write-register-values <format>
1155 [<regnum1> <value1>...<regnumN> <valueN>] */
1157 mi_cmd_data_write_register_values (const char *command
, char **argv
, int argc
)
1159 struct regcache
*regcache
;
1160 struct gdbarch
*gdbarch
;
1163 /* Note that the test for a valid register must include checking the
1164 gdbarch_register_name because gdbarch_num_regs may be allocated
1165 for the union of the register sets within a family of related
1166 processors. In this case, some entries of gdbarch_register_name
1167 will change depending upon the particular processor being
1170 regcache
= get_current_regcache ();
1171 gdbarch
= regcache
->arch ();
1172 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
1175 error (_("-data-write-register-values: Usage: -data-write-register-"
1176 "values <format> [<regnum1> <value1>...<regnumN> <valueN>]"));
1178 if (!target_has_registers
)
1179 error (_("-data-write-register-values: No registers."));
1182 error (_("-data-write-register-values: No regs and values specified."));
1185 error (_("-data-write-register-values: "
1186 "Regs and vals are not in pairs."));
1188 for (i
= 1; i
< argc
; i
= i
+ 2)
1190 int regnum
= atoi (argv
[i
]);
1192 if (regnum
>= 0 && regnum
< numregs
1193 && gdbarch_register_name (gdbarch
, regnum
)
1194 && *gdbarch_register_name (gdbarch
, regnum
))
1198 /* Get the value as a number. */
1199 value
= parse_and_eval_address (argv
[i
+ 1]);
1201 /* Write it down. */
1202 regcache_cooked_write_signed (regcache
, regnum
, value
);
1205 error (_("bad register number"));
1209 /* Evaluate the value of the argument. The argument is an
1210 expression. If the expression contains spaces it needs to be
1211 included in double quotes. */
1214 mi_cmd_data_evaluate_expression (const char *command
, char **argv
, int argc
)
1217 struct value_print_options opts
;
1218 struct ui_out
*uiout
= current_uiout
;
1221 error (_("-data-evaluate-expression: "
1222 "Usage: -data-evaluate-expression expression"));
1224 expression_up expr
= parse_expression (argv
[0]);
1226 val
= evaluate_expression (expr
.get ());
1230 /* Print the result of the expression evaluation. */
1231 get_user_print_options (&opts
);
1233 common_val_print (val
, &stb
, 0, &opts
, current_language
);
1235 uiout
->field_stream ("value", stb
);
1238 /* This is the -data-read-memory command.
1240 ADDR: start address of data to be dumped.
1241 WORD-FORMAT: a char indicating format for the ``word''. See
1243 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes.
1244 NR_ROW: Number of rows.
1245 NR_COL: The number of colums (words per row).
1246 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
1247 ASCHAR for unprintable characters.
1249 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
1250 displayes them. Returns:
1252 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
1255 The number of bytes read is SIZE*ROW*COL. */
1258 mi_cmd_data_read_memory (const char *command
, char **argv
, int argc
)
1260 struct gdbarch
*gdbarch
= get_current_arch ();
1261 struct ui_out
*uiout
= current_uiout
;
1263 long total_bytes
, nr_cols
, nr_rows
;
1265 struct type
*word_type
;
1277 static const struct mi_opt opts
[] =
1279 {"o", OFFSET_OPT
, 1},
1285 int opt
= mi_getopt ("-data-read-memory", argc
, argv
, opts
,
1290 switch ((enum opt
) opt
)
1293 offset
= atol (oarg
);
1300 if (argc
< 5 || argc
> 6)
1301 error (_("-data-read-memory: Usage: "
1302 "ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."));
1304 /* Extract all the arguments. */
1306 /* Start address of the memory dump. */
1307 addr
= parse_and_eval_address (argv
[0]) + offset
;
1308 /* The format character to use when displaying a memory word. See
1309 the ``x'' command. */
1310 word_format
= argv
[1][0];
1311 /* The size of the memory word. */
1312 word_size
= atol (argv
[2]);
1316 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1320 word_type
= builtin_type (gdbarch
)->builtin_int16
;
1324 word_type
= builtin_type (gdbarch
)->builtin_int32
;
1328 word_type
= builtin_type (gdbarch
)->builtin_int64
;
1332 word_type
= builtin_type (gdbarch
)->builtin_int8
;
1335 /* The number of rows. */
1336 nr_rows
= atol (argv
[3]);
1338 error (_("-data-read-memory: invalid number of rows."));
1340 /* Number of bytes per row. */
1341 nr_cols
= atol (argv
[4]);
1343 error (_("-data-read-memory: invalid number of columns."));
1345 /* The un-printable character when printing ascii. */
1351 /* Create a buffer and read it in. */
1352 total_bytes
= word_size
* nr_rows
* nr_cols
;
1354 gdb::byte_vector
mbuf (total_bytes
);
1356 /* Dispatch memory reads to the topmost target, not the flattened
1358 nr_bytes
= target_read (current_target
.beneath
,
1359 TARGET_OBJECT_MEMORY
, NULL
, mbuf
.data (),
1362 error (_("Unable to read memory."));
1364 /* Output the header information. */
1365 uiout
->field_core_addr ("addr", gdbarch
, addr
);
1366 uiout
->field_int ("nr-bytes", nr_bytes
);
1367 uiout
->field_int ("total-bytes", total_bytes
);
1368 uiout
->field_core_addr ("next-row", gdbarch
, addr
+ word_size
* nr_cols
);
1369 uiout
->field_core_addr ("prev-row", gdbarch
, addr
- word_size
* nr_cols
);
1370 uiout
->field_core_addr ("next-page", gdbarch
, addr
+ total_bytes
);
1371 uiout
->field_core_addr ("prev-page", gdbarch
, addr
- total_bytes
);
1373 /* Build the result as a two dimentional table. */
1380 ui_out_emit_list
list_emitter (uiout
, "memory");
1381 for (row
= 0, row_byte
= 0;
1383 row
++, row_byte
+= nr_cols
* word_size
)
1387 struct value_print_options opts
;
1389 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1390 uiout
->field_core_addr ("addr", gdbarch
, addr
+ row_byte
);
1391 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr +
1394 ui_out_emit_list
list_data_emitter (uiout
, "data");
1395 get_formatted_print_options (&opts
, word_format
);
1396 for (col
= 0, col_byte
= row_byte
;
1398 col
++, col_byte
+= word_size
)
1400 if (col_byte
+ word_size
> nr_bytes
)
1402 uiout
->field_string (NULL
, "N/A");
1407 print_scalar_formatted (&mbuf
[col_byte
], word_type
, &opts
,
1408 word_asize
, &stream
);
1409 uiout
->field_stream (NULL
, stream
);
1419 for (byte
= row_byte
;
1420 byte
< row_byte
+ word_size
* nr_cols
; byte
++)
1422 if (byte
>= nr_bytes
)
1424 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
1425 stream
.putc (aschar
);
1427 stream
.putc (mbuf
[byte
]);
1429 uiout
->field_stream ("ascii", stream
);
1436 mi_cmd_data_read_memory_bytes (const char *command
, char **argv
, int argc
)
1438 struct gdbarch
*gdbarch
= get_current_arch ();
1439 struct ui_out
*uiout
= current_uiout
;
1443 int unit_size
= gdbarch_addressable_memory_unit_size (gdbarch
);
1450 static const struct mi_opt opts
[] =
1452 {"o", OFFSET_OPT
, 1},
1458 int opt
= mi_getopt ("-data-read-memory-bytes", argc
, argv
, opts
,
1462 switch ((enum opt
) opt
)
1465 offset
= atol (oarg
);
1473 error (_("Usage: [ -o OFFSET ] ADDR LENGTH."));
1475 addr
= parse_and_eval_address (argv
[0]) + offset
;
1476 length
= atol (argv
[1]);
1478 std::vector
<memory_read_result
> result
1479 = read_memory_robust (current_target
.beneath
, addr
, length
);
1481 if (result
.size () == 0)
1482 error (_("Unable to read memory."));
1484 ui_out_emit_list
list_emitter (uiout
, "memory");
1485 for (const memory_read_result
&read_result
: result
)
1487 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
1489 uiout
->field_core_addr ("begin", gdbarch
, read_result
.begin
);
1490 uiout
->field_core_addr ("offset", gdbarch
, read_result
.begin
- addr
);
1491 uiout
->field_core_addr ("end", gdbarch
, read_result
.end
);
1493 std::string data
= bin2hex (read_result
.data
.get (),
1494 (read_result
.end
- read_result
.begin
)
1496 uiout
->field_string ("contents", data
.c_str ());
1500 /* Implementation of the -data-write_memory command.
1502 COLUMN_OFFSET: optional argument. Must be preceded by '-o'. The
1503 offset from the beginning of the memory grid row where the cell to
1505 ADDR: start address of the row in the memory grid where the memory
1506 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
1507 the location to write to.
1508 FORMAT: a char indicating format for the ``word''. See
1510 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
1511 VALUE: value to be written into the memory address.
1513 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
1518 mi_cmd_data_write_memory (const char *command
, char **argv
, int argc
)
1520 struct gdbarch
*gdbarch
= get_current_arch ();
1521 enum bfd_endian byte_order
= gdbarch_byte_order (gdbarch
);
1524 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
1525 enough when using a compiler other than GCC. */
1534 static const struct mi_opt opts
[] =
1536 {"o", OFFSET_OPT
, 1},
1542 int opt
= mi_getopt ("-data-write-memory", argc
, argv
, opts
,
1547 switch ((enum opt
) opt
)
1550 offset
= atol (oarg
);
1558 error (_("-data-write-memory: Usage: "
1559 "[-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."));
1561 /* Extract all the arguments. */
1562 /* Start address of the memory dump. */
1563 addr
= parse_and_eval_address (argv
[0]);
1564 /* The size of the memory word. */
1565 word_size
= atol (argv
[2]);
1567 /* Calculate the real address of the write destination. */
1568 addr
+= (offset
* word_size
);
1570 /* Get the value as a number. */
1571 value
= parse_and_eval_address (argv
[3]);
1572 /* Get the value into an array. */
1573 gdb::byte_vector
buffer (word_size
);
1574 store_signed_integer (buffer
.data (), word_size
, byte_order
, value
);
1575 /* Write it down to memory. */
1576 write_memory_with_notification (addr
, buffer
.data (), word_size
);
1579 /* Implementation of the -data-write-memory-bytes command.
1582 DATA: string of bytes to write at that address
1583 COUNT: number of bytes to be filled (decimal integer). */
1586 mi_cmd_data_write_memory_bytes (const char *command
, char **argv
, int argc
)
1590 size_t len_hex
, len_bytes
, len_units
, i
, steps
, remaining_units
;
1591 long int count_units
;
1594 if (argc
!= 2 && argc
!= 3)
1595 error (_("Usage: ADDR DATA [COUNT]."));
1597 addr
= parse_and_eval_address (argv
[0]);
1599 len_hex
= strlen (cdata
);
1600 unit_size
= gdbarch_addressable_memory_unit_size (get_current_arch ());
1602 if (len_hex
% (unit_size
* 2) != 0)
1603 error (_("Hex-encoded '%s' must represent an integral number of "
1604 "addressable memory units."),
1607 len_bytes
= len_hex
/ 2;
1608 len_units
= len_bytes
/ unit_size
;
1611 count_units
= strtoul (argv
[2], NULL
, 10);
1613 count_units
= len_units
;
1615 gdb::byte_vector
databuf (len_bytes
);
1617 for (i
= 0; i
< len_bytes
; ++i
)
1620 if (sscanf (cdata
+ i
* 2, "%02x", &x
) != 1)
1621 error (_("Invalid argument"));
1622 databuf
[i
] = (gdb_byte
) x
;
1625 gdb::byte_vector data
;
1626 if (len_units
< count_units
)
1628 /* Pattern is made of less units than count:
1629 repeat pattern to fill memory. */
1630 data
= gdb::byte_vector (count_units
* unit_size
);
1632 /* Number of times the pattern is entirely repeated. */
1633 steps
= count_units
/ len_units
;
1634 /* Number of remaining addressable memory units. */
1635 remaining_units
= count_units
% len_units
;
1636 for (i
= 0; i
< steps
; i
++)
1637 memcpy (&data
[i
* len_bytes
], &databuf
[0], len_bytes
);
1639 if (remaining_units
> 0)
1640 memcpy (&data
[steps
* len_bytes
], &databuf
[0],
1641 remaining_units
* unit_size
);
1645 /* Pattern is longer than or equal to count:
1646 just copy count addressable memory units. */
1647 data
= std::move (databuf
);
1650 write_memory_with_notification (addr
, data
.data (), count_units
);
1654 mi_cmd_enable_timings (const char *command
, char **argv
, int argc
)
1660 if (strcmp (argv
[0], "yes") == 0)
1662 else if (strcmp (argv
[0], "no") == 0)
1673 error (_("-enable-timings: Usage: %s {yes|no}"), command
);
1677 mi_cmd_list_features (const char *command
, char **argv
, int argc
)
1681 struct ui_out
*uiout
= current_uiout
;
1683 ui_out_emit_list
list_emitter (uiout
, "features");
1684 uiout
->field_string (NULL
, "frozen-varobjs");
1685 uiout
->field_string (NULL
, "pending-breakpoints");
1686 uiout
->field_string (NULL
, "thread-info");
1687 uiout
->field_string (NULL
, "data-read-memory-bytes");
1688 uiout
->field_string (NULL
, "breakpoint-notifications");
1689 uiout
->field_string (NULL
, "ada-task-info");
1690 uiout
->field_string (NULL
, "language-option");
1691 uiout
->field_string (NULL
, "info-gdb-mi-command");
1692 uiout
->field_string (NULL
, "undefined-command-error-code");
1693 uiout
->field_string (NULL
, "exec-run-start-option");
1695 if (ext_lang_initialized_p (get_ext_lang_defn (EXT_LANG_PYTHON
)))
1696 uiout
->field_string (NULL
, "python");
1701 error (_("-list-features should be passed no arguments"));
1705 mi_cmd_list_target_features (const char *command
, char **argv
, int argc
)
1709 struct ui_out
*uiout
= current_uiout
;
1711 ui_out_emit_list
list_emitter (uiout
, "features");
1713 uiout
->field_string (NULL
, "async");
1714 if (target_can_execute_reverse
)
1715 uiout
->field_string (NULL
, "reverse");
1719 error (_("-list-target-features should be passed no arguments"));
1723 mi_cmd_add_inferior (const char *command
, char **argv
, int argc
)
1725 struct inferior
*inf
;
1728 error (_("-add-inferior should be passed no arguments"));
1730 inf
= add_inferior_with_spaces ();
1732 current_uiout
->field_fmt ("inferior", "i%d", inf
->num
);
1735 /* Callback used to find the first inferior other than the current
1739 get_other_inferior (struct inferior
*inf
, void *arg
)
1741 if (inf
== current_inferior ())
1748 mi_cmd_remove_inferior (const char *command
, char **argv
, int argc
)
1751 struct inferior
*inf
;
1754 error (_("-remove-inferior should be passed a single argument"));
1756 if (sscanf (argv
[0], "i%d", &id
) != 1)
1757 error (_("the thread group id is syntactically invalid"));
1759 inf
= find_inferior_id (id
);
1761 error (_("the specified thread group does not exist"));
1764 error (_("cannot remove an active inferior"));
1766 if (inf
== current_inferior ())
1768 struct thread_info
*tp
= 0;
1769 struct inferior
*new_inferior
1770 = iterate_over_inferiors (get_other_inferior
, NULL
);
1772 if (new_inferior
== NULL
)
1773 error (_("Cannot remove last inferior"));
1775 set_current_inferior (new_inferior
);
1776 if (new_inferior
->pid
!= 0)
1777 tp
= any_thread_of_process (new_inferior
->pid
);
1778 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
1779 set_current_program_space (new_inferior
->pspace
);
1782 delete_inferior (inf
);
1787 /* Execute a command within a safe environment.
1788 Return <0 for error; >=0 for ok.
1790 args->action will tell mi_execute_command what action
1791 to perform after the given command has executed (display/suppress
1792 prompt, display error). */
1795 captured_mi_execute_command (struct ui_out
*uiout
, struct mi_parse
*context
)
1797 struct mi_interp
*mi
= (struct mi_interp
*) command_interp ();
1800 current_command_ts
= context
->cmd_start
;
1802 scoped_restore save_token
= make_scoped_restore (¤t_token
,
1805 running_result_record_printed
= 0;
1807 switch (context
->op
)
1810 /* A MI command was read from the input stream. */
1812 /* FIXME: gdb_???? */
1813 fprintf_unfiltered (mi
->raw_stdout
,
1814 " token=`%s' command=`%s' args=`%s'\n",
1815 context
->token
, context
->command
, context
->args
);
1817 mi_cmd_execute (context
);
1819 /* Print the result if there were no errors.
1821 Remember that on the way out of executing a command, you have
1822 to directly use the mi_interp's uiout, since the command
1823 could have reset the interpreter, in which case the current
1824 uiout will most likely crash in the mi_out_* routines. */
1825 if (!running_result_record_printed
)
1827 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
1828 /* There's no particularly good reason why target-connect results
1829 in not ^done. Should kill ^connected for MI3. */
1830 fputs_unfiltered (strcmp (context
->command
, "target-select") == 0
1831 ? "^connected" : "^done", mi
->raw_stdout
);
1832 mi_out_put (uiout
, mi
->raw_stdout
);
1833 mi_out_rewind (uiout
);
1834 mi_print_timing_maybe (mi
->raw_stdout
);
1835 fputs_unfiltered ("\n", mi
->raw_stdout
);
1838 /* The command does not want anything to be printed. In that
1839 case, the command probably should not have written anything
1840 to uiout, but in case it has written something, discard it. */
1841 mi_out_rewind (uiout
);
1848 /* A CLI command was read from the input stream. */
1849 /* This "feature" will be removed as soon as we have a
1850 complete set of mi commands. */
1851 /* Echo the command on the console. */
1852 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
1853 /* Call the "console" interpreter. */
1854 argv
[0] = (char *) INTERP_CONSOLE
;
1855 argv
[1] = context
->command
;
1856 mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
1858 /* If we changed interpreters, DON'T print out anything. */
1859 if (current_interp_named_p (INTERP_MI
)
1860 || current_interp_named_p (INTERP_MI1
)
1861 || current_interp_named_p (INTERP_MI2
)
1862 || current_interp_named_p (INTERP_MI3
))
1864 if (!running_result_record_printed
)
1866 fputs_unfiltered (context
->token
, mi
->raw_stdout
);
1867 fputs_unfiltered ("^done", mi
->raw_stdout
);
1868 mi_out_put (uiout
, mi
->raw_stdout
);
1869 mi_out_rewind (uiout
);
1870 mi_print_timing_maybe (mi
->raw_stdout
);
1871 fputs_unfiltered ("\n", mi
->raw_stdout
);
1874 mi_out_rewind (uiout
);
1881 /* Print a gdb exception to the MI output stream. */
1884 mi_print_exception (const char *token
, struct gdb_exception exception
)
1886 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
1888 fputs_unfiltered (token
, mi
->raw_stdout
);
1889 fputs_unfiltered ("^error,msg=\"", mi
->raw_stdout
);
1890 if (exception
.message
== NULL
)
1891 fputs_unfiltered ("unknown error", mi
->raw_stdout
);
1893 fputstr_unfiltered (exception
.message
, '"', mi
->raw_stdout
);
1894 fputs_unfiltered ("\"", mi
->raw_stdout
);
1896 switch (exception
.error
)
1898 case UNDEFINED_COMMAND_ERROR
:
1899 fputs_unfiltered (",code=\"undefined-command\"", mi
->raw_stdout
);
1903 fputs_unfiltered ("\n", mi
->raw_stdout
);
1906 /* Determine whether the parsed command already notifies the
1907 user_selected_context_changed observer. */
1910 command_notifies_uscc_observer (struct mi_parse
*command
)
1912 if (command
->op
== CLI_COMMAND
)
1914 /* CLI commands "thread" and "inferior" already send it. */
1915 return (strncmp (command
->command
, "thread ", 7) == 0
1916 || strncmp (command
->command
, "inferior ", 9) == 0);
1918 else /* MI_COMMAND */
1920 if (strcmp (command
->command
, "interpreter-exec") == 0
1921 && command
->argc
> 1)
1923 /* "thread" and "inferior" again, but through -interpreter-exec. */
1924 return (strncmp (command
->argv
[1], "thread ", 7) == 0
1925 || strncmp (command
->argv
[1], "inferior ", 9) == 0);
1929 /* -thread-select already sends it. */
1930 return strcmp (command
->command
, "thread-select") == 0;
1935 mi_execute_command (const char *cmd
, int from_tty
)
1938 std::unique_ptr
<struct mi_parse
> command
;
1940 /* This is to handle EOF (^D). We just quit gdb. */
1941 /* FIXME: we should call some API function here. */
1943 quit_force (NULL
, from_tty
);
1945 target_log_command (cmd
);
1949 command
= mi_parse (cmd
, &token
);
1951 CATCH (exception
, RETURN_MASK_ALL
)
1953 mi_print_exception (token
, exception
);
1958 if (command
!= NULL
)
1960 ptid_t previous_ptid
= inferior_ptid
;
1962 gdb::optional
<scoped_restore_tmpl
<int>> restore_suppress
;
1964 if (command
->cmd
!= NULL
&& command
->cmd
->suppress_notification
!= NULL
)
1965 restore_suppress
.emplace (command
->cmd
->suppress_notification
, 1);
1967 command
->token
= token
;
1971 command
->cmd_start
= new mi_timestamp ();
1972 timestamp (command
->cmd_start
);
1977 captured_mi_execute_command (current_uiout
, command
.get ());
1979 CATCH (result
, RETURN_MASK_ALL
)
1981 /* Like in start_event_loop, enable input and force display
1982 of the prompt. Otherwise, any command that calls
1983 async_disable_stdin, and then throws, will leave input
1985 async_enable_stdin ();
1986 current_ui
->prompt_state
= PROMPT_NEEDED
;
1988 /* The command execution failed and error() was called
1990 mi_print_exception (command
->token
, result
);
1991 mi_out_rewind (current_uiout
);
1995 bpstat_do_actions ();
1997 if (/* The notifications are only output when the top-level
1998 interpreter (specified on the command line) is MI. */
1999 interp_ui_out (top_level_interpreter ())->is_mi_like_p ()
2000 /* Don't try report anything if there are no threads --
2001 the program is dead. */
2002 && thread_count () != 0
2003 /* If the command already reports the thread change, no need to do it
2005 && !command_notifies_uscc_observer (command
.get ()))
2007 struct mi_interp
*mi
= (struct mi_interp
*) top_level_interpreter ();
2008 int report_change
= 0;
2010 if (command
->thread
== -1)
2012 report_change
= (!ptid_equal (previous_ptid
, null_ptid
)
2013 && !ptid_equal (inferior_ptid
, previous_ptid
)
2014 && !ptid_equal (inferior_ptid
, null_ptid
));
2016 else if (!ptid_equal (inferior_ptid
, null_ptid
))
2018 struct thread_info
*ti
= inferior_thread ();
2020 report_change
= (ti
->global_num
!= command
->thread
);
2025 gdb::observers::user_selected_context_changed
.notify
2026 (USER_SELECTED_THREAD
| USER_SELECTED_FRAME
);
2033 mi_cmd_execute (struct mi_parse
*parse
)
2035 scoped_value_mark cleanup
= prepare_execute_command ();
2037 if (parse
->all
&& parse
->thread_group
!= -1)
2038 error (_("Cannot specify --thread-group together with --all"));
2040 if (parse
->all
&& parse
->thread
!= -1)
2041 error (_("Cannot specify --thread together with --all"));
2043 if (parse
->thread_group
!= -1 && parse
->thread
!= -1)
2044 error (_("Cannot specify --thread together with --thread-group"));
2046 if (parse
->frame
!= -1 && parse
->thread
== -1)
2047 error (_("Cannot specify --frame without --thread"));
2049 if (parse
->thread_group
!= -1)
2051 struct inferior
*inf
= find_inferior_id (parse
->thread_group
);
2052 struct thread_info
*tp
= 0;
2055 error (_("Invalid thread group for the --thread-group option"));
2057 set_current_inferior (inf
);
2058 /* This behaviour means that if --thread-group option identifies
2059 an inferior with multiple threads, then a random one will be
2060 picked. This is not a problem -- frontend should always
2061 provide --thread if it wishes to operate on a specific
2064 tp
= any_live_thread_of_process (inf
->pid
);
2065 switch_to_thread (tp
? tp
->ptid
: null_ptid
);
2066 set_current_program_space (inf
->pspace
);
2069 if (parse
->thread
!= -1)
2071 struct thread_info
*tp
= find_thread_global_id (parse
->thread
);
2074 error (_("Invalid thread id: %d"), parse
->thread
);
2076 if (is_exited (tp
->ptid
))
2077 error (_("Thread id: %d has terminated"), parse
->thread
);
2079 switch_to_thread (tp
->ptid
);
2082 if (parse
->frame
!= -1)
2084 struct frame_info
*fid
;
2085 int frame
= parse
->frame
;
2087 fid
= find_relative_frame (get_current_frame (), &frame
);
2089 /* find_relative_frame was successful */
2092 error (_("Invalid frame id: %d"), frame
);
2095 gdb::optional
<scoped_restore_current_language
> lang_saver
;
2096 if (parse
->language
!= language_unknown
)
2098 lang_saver
.emplace ();
2099 set_language (parse
->language
);
2102 current_context
= parse
;
2104 if (parse
->cmd
->argv_func
!= NULL
)
2106 parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
2108 else if (parse
->cmd
->cli
.cmd
!= 0)
2110 /* FIXME: DELETE THIS. */
2111 /* The operation is still implemented by a cli command. */
2112 /* Must be a synchronous one. */
2113 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
2118 /* FIXME: DELETE THIS. */
2121 stb
.puts ("Undefined mi command: ");
2122 stb
.putstr (parse
->command
, '"');
2123 stb
.puts (" (missing implementation)");
2129 /* FIXME: This is just a hack so we can get some extra commands going.
2130 We don't want to channel things through the CLI, but call libgdb directly.
2131 Use only for synchronous commands. */
2134 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
2138 std::string run
= cmd
;
2141 run
= run
+ " " + args
;
2143 /* FIXME: gdb_???? */
2144 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
2146 execute_command (run
.c_str (), 0 /* from_tty */ );
2151 mi_execute_async_cli_command (const char *cli_command
, char **argv
, int argc
)
2153 std::string run
= cli_command
;
2156 run
= run
+ " " + *argv
;
2160 execute_command (run
.c_str (), 0 /* from_tty */ );
2164 mi_load_progress (const char *section_name
,
2165 unsigned long sent_so_far
,
2166 unsigned long total_section
,
2167 unsigned long total_sent
,
2168 unsigned long grand_total
)
2170 using namespace std::chrono
;
2171 static steady_clock::time_point last_update
;
2172 static char *previous_sect_name
= NULL
;
2174 struct mi_interp
*mi
= (struct mi_interp
*) current_interpreter ();
2176 /* This function is called through deprecated_show_load_progress
2177 which means uiout may not be correct. Fix it for the duration
2178 of this function. */
2180 std::unique_ptr
<ui_out
> uiout
;
2182 if (current_interp_named_p (INTERP_MI
)
2183 || current_interp_named_p (INTERP_MI2
))
2184 uiout
.reset (mi_out_new (2));
2185 else if (current_interp_named_p (INTERP_MI1
))
2186 uiout
.reset (mi_out_new (1));
2187 else if (current_interp_named_p (INTERP_MI3
))
2188 uiout
.reset (mi_out_new (3));
2192 scoped_restore save_uiout
2193 = make_scoped_restore (¤t_uiout
, uiout
.get ());
2195 new_section
= (previous_sect_name
?
2196 strcmp (previous_sect_name
, section_name
) : 1);
2199 xfree (previous_sect_name
);
2200 previous_sect_name
= xstrdup (section_name
);
2203 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2204 fputs_unfiltered ("+download", mi
->raw_stdout
);
2206 ui_out_emit_tuple
tuple_emitter (uiout
.get (), NULL
);
2207 uiout
->field_string ("section", section_name
);
2208 uiout
->field_int ("section-size", total_section
);
2209 uiout
->field_int ("total-size", grand_total
);
2211 mi_out_put (uiout
.get (), mi
->raw_stdout
);
2212 fputs_unfiltered ("\n", mi
->raw_stdout
);
2213 gdb_flush (mi
->raw_stdout
);
2216 steady_clock::time_point time_now
= steady_clock::now ();
2217 if (time_now
- last_update
> milliseconds (500))
2219 last_update
= time_now
;
2221 fputs_unfiltered (current_token
, mi
->raw_stdout
);
2222 fputs_unfiltered ("+download", mi
->raw_stdout
);
2224 ui_out_emit_tuple
tuple_emitter (uiout
.get (), NULL
);
2225 uiout
->field_string ("section", section_name
);
2226 uiout
->field_int ("section-sent", sent_so_far
);
2227 uiout
->field_int ("section-size", total_section
);
2228 uiout
->field_int ("total-sent", total_sent
);
2229 uiout
->field_int ("total-size", grand_total
);
2231 mi_out_put (uiout
.get (), mi
->raw_stdout
);
2232 fputs_unfiltered ("\n", mi
->raw_stdout
);
2233 gdb_flush (mi
->raw_stdout
);
2238 timestamp (struct mi_timestamp
*tv
)
2240 using namespace std::chrono
;
2242 tv
->wallclock
= steady_clock::now ();
2243 run_time_clock::now (tv
->utime
, tv
->stime
);
2247 print_diff_now (struct ui_file
*file
, struct mi_timestamp
*start
)
2249 struct mi_timestamp now
;
2252 print_diff (file
, start
, &now
);
2256 mi_print_timing_maybe (struct ui_file
*file
)
2258 /* If the command is -enable-timing then do_timings may be true
2259 whilst current_command_ts is not initialized. */
2260 if (do_timings
&& current_command_ts
)
2261 print_diff_now (file
, current_command_ts
);
2265 print_diff (struct ui_file
*file
, struct mi_timestamp
*start
,
2266 struct mi_timestamp
*end
)
2268 using namespace std::chrono
;
2270 duration
<double> wallclock
= end
->wallclock
- start
->wallclock
;
2271 duration
<double> utime
= end
->utime
- start
->utime
;
2272 duration
<double> stime
= end
->stime
- start
->stime
;
2276 ",time={wallclock=\"%0.5f\",user=\"%0.5f\",system=\"%0.5f\"}",
2277 wallclock
.count (), utime
.count (), stime
.count ());
2281 mi_cmd_trace_define_variable (const char *command
, char **argv
, int argc
)
2283 LONGEST initval
= 0;
2284 struct trace_state_variable
*tsv
;
2287 if (argc
!= 1 && argc
!= 2)
2288 error (_("Usage: -trace-define-variable VARIABLE [VALUE]"));
2292 error (_("Name of trace variable should start with '$'"));
2294 validate_trace_state_variable_name (name
);
2296 tsv
= find_trace_state_variable (name
);
2298 tsv
= create_trace_state_variable (name
);
2301 initval
= value_as_long (parse_and_eval (argv
[1]));
2303 tsv
->initial_value
= initval
;
2307 mi_cmd_trace_list_variables (const char *command
, char **argv
, int argc
)
2310 error (_("-trace-list-variables: no arguments allowed"));
2312 tvariables_info_1 ();
2316 mi_cmd_trace_find (const char *command
, char **argv
, int argc
)
2321 error (_("trace selection mode is required"));
2325 if (strcmp (mode
, "none") == 0)
2327 tfind_1 (tfind_number
, -1, 0, 0, 0);
2331 check_trace_running (current_trace_status ());
2333 if (strcmp (mode
, "frame-number") == 0)
2336 error (_("frame number is required"));
2337 tfind_1 (tfind_number
, atoi (argv
[1]), 0, 0, 0);
2339 else if (strcmp (mode
, "tracepoint-number") == 0)
2342 error (_("tracepoint number is required"));
2343 tfind_1 (tfind_tp
, atoi (argv
[1]), 0, 0, 0);
2345 else if (strcmp (mode
, "pc") == 0)
2348 error (_("PC is required"));
2349 tfind_1 (tfind_pc
, 0, parse_and_eval_address (argv
[1]), 0, 0);
2351 else if (strcmp (mode
, "pc-inside-range") == 0)
2354 error (_("Start and end PC are required"));
2355 tfind_1 (tfind_range
, 0, parse_and_eval_address (argv
[1]),
2356 parse_and_eval_address (argv
[2]), 0);
2358 else if (strcmp (mode
, "pc-outside-range") == 0)
2361 error (_("Start and end PC are required"));
2362 tfind_1 (tfind_outside
, 0, parse_and_eval_address (argv
[1]),
2363 parse_and_eval_address (argv
[2]), 0);
2365 else if (strcmp (mode
, "line") == 0)
2368 error (_("Line is required"));
2370 std::vector
<symtab_and_line
> sals
2371 = decode_line_with_current_source (argv
[1],
2372 DECODE_LINE_FUNFIRSTLINE
);
2373 const symtab_and_line
&sal
= sals
[0];
2375 if (sal
.symtab
== 0)
2376 error (_("Could not find the specified line"));
2378 CORE_ADDR start_pc
, end_pc
;
2379 if (sal
.line
> 0 && find_line_pc_range (sal
, &start_pc
, &end_pc
))
2380 tfind_1 (tfind_range
, 0, start_pc
, end_pc
- 1, 0);
2382 error (_("Could not find the specified line"));
2385 error (_("Invalid mode '%s'"), mode
);
2387 if (has_stack_frames () || get_traceframe_number () >= 0)
2388 print_stack_frame (get_selected_frame (NULL
), 1, LOC_AND_ADDRESS
, 1);
2392 mi_cmd_trace_save (const char *command
, char **argv
, int argc
)
2394 int target_saves
= 0;
2395 int generate_ctf
= 0;
2402 TARGET_SAVE_OPT
, CTF_OPT
2404 static const struct mi_opt opts
[] =
2406 {"r", TARGET_SAVE_OPT
, 0},
2407 {"ctf", CTF_OPT
, 0},
2413 int opt
= mi_getopt ("-trace-save", argc
, argv
, opts
,
2418 switch ((enum opt
) opt
)
2420 case TARGET_SAVE_OPT
:
2429 if (argc
- oind
!= 1)
2430 error (_("Exactly one argument required "
2431 "(file in which to save trace data)"));
2433 filename
= argv
[oind
];
2436 trace_save_ctf (filename
, target_saves
);
2438 trace_save_tfile (filename
, target_saves
);
2442 mi_cmd_trace_start (const char *command
, char **argv
, int argc
)
2444 start_tracing (NULL
);
2448 mi_cmd_trace_status (const char *command
, char **argv
, int argc
)
2450 trace_status_mi (0);
2454 mi_cmd_trace_stop (const char *command
, char **argv
, int argc
)
2456 stop_tracing (NULL
);
2457 trace_status_mi (1);
2460 /* Implement the "-ada-task-info" command. */
2463 mi_cmd_ada_task_info (const char *command
, char **argv
, int argc
)
2465 if (argc
!= 0 && argc
!= 1)
2466 error (_("Invalid MI command"));
2468 print_ada_task_info (current_uiout
, argv
[0], current_inferior ());
2471 /* Print EXPRESSION according to VALUES. */
2474 print_variable_or_computed (const char *expression
, enum print_values values
)
2478 struct ui_out
*uiout
= current_uiout
;
2482 expression_up expr
= parse_expression (expression
);
2484 if (values
== PRINT_SIMPLE_VALUES
)
2485 val
= evaluate_type (expr
.get ());
2487 val
= evaluate_expression (expr
.get ());
2489 gdb::optional
<ui_out_emit_tuple
> tuple_emitter
;
2490 if (values
!= PRINT_NO_VALUES
)
2491 tuple_emitter
.emplace (uiout
, nullptr);
2492 uiout
->field_string ("name", expression
);
2496 case PRINT_SIMPLE_VALUES
:
2497 type
= check_typedef (value_type (val
));
2498 type_print (value_type (val
), "", &stb
, -1);
2499 uiout
->field_stream ("type", stb
);
2500 if (TYPE_CODE (type
) != TYPE_CODE_ARRAY
2501 && TYPE_CODE (type
) != TYPE_CODE_STRUCT
2502 && TYPE_CODE (type
) != TYPE_CODE_UNION
)
2504 struct value_print_options opts
;
2506 get_no_prettyformat_print_options (&opts
);
2508 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2509 uiout
->field_stream ("value", stb
);
2512 case PRINT_ALL_VALUES
:
2514 struct value_print_options opts
;
2516 get_no_prettyformat_print_options (&opts
);
2518 common_val_print (val
, &stb
, 0, &opts
, current_language
);
2519 uiout
->field_stream ("value", stb
);
2525 /* Implement the "-trace-frame-collected" command. */
2528 mi_cmd_trace_frame_collected (const char *command
, char **argv
, int argc
)
2530 struct bp_location
*tloc
;
2532 struct collection_list
*clist
;
2533 struct collection_list tracepoint_list
, stepping_list
;
2534 struct traceframe_info
*tinfo
;
2536 enum print_values var_print_values
= PRINT_ALL_VALUES
;
2537 enum print_values comp_print_values
= PRINT_ALL_VALUES
;
2538 int registers_format
= 'x';
2539 int memory_contents
= 0;
2540 struct ui_out
*uiout
= current_uiout
;
2548 static const struct mi_opt opts
[] =
2550 {"-var-print-values", VAR_PRINT_VALUES
, 1},
2551 {"-comp-print-values", COMP_PRINT_VALUES
, 1},
2552 {"-registers-format", REGISTERS_FORMAT
, 1},
2553 {"-memory-contents", MEMORY_CONTENTS
, 0},
2560 int opt
= mi_getopt ("-trace-frame-collected", argc
, argv
, opts
,
2564 switch ((enum opt
) opt
)
2566 case VAR_PRINT_VALUES
:
2567 var_print_values
= mi_parse_print_values (oarg
);
2569 case COMP_PRINT_VALUES
:
2570 comp_print_values
= mi_parse_print_values (oarg
);
2572 case REGISTERS_FORMAT
:
2573 registers_format
= oarg
[0];
2574 case MEMORY_CONTENTS
:
2575 memory_contents
= 1;
2581 error (_("Usage: -trace-frame-collected "
2582 "[--var-print-values PRINT_VALUES] "
2583 "[--comp-print-values PRINT_VALUES] "
2584 "[--registers-format FORMAT]"
2585 "[--memory-contents]"));
2587 /* This throws an error is not inspecting a trace frame. */
2588 tloc
= get_traceframe_location (&stepping_frame
);
2590 /* This command only makes sense for the current frame, not the
2592 scoped_restore_current_thread restore_thread
;
2593 select_frame (get_current_frame ());
2595 encode_actions (tloc
, &tracepoint_list
, &stepping_list
);
2598 clist
= &stepping_list
;
2600 clist
= &tracepoint_list
;
2602 tinfo
= get_traceframe_info ();
2604 /* Explicitly wholly collected variables. */
2606 ui_out_emit_list
list_emitter (uiout
, "explicit-variables");
2607 const std::vector
<std::string
> &wholly_collected
2608 = clist
->wholly_collected ();
2609 for (size_t i
= 0; i
< wholly_collected
.size (); i
++)
2611 const std::string
&str
= wholly_collected
[i
];
2612 print_variable_or_computed (str
.c_str (), var_print_values
);
2616 /* Computed expressions. */
2618 ui_out_emit_list
list_emitter (uiout
, "computed-expressions");
2620 const std::vector
<std::string
> &computed
= clist
->computed ();
2621 for (size_t i
= 0; i
< computed
.size (); i
++)
2623 const std::string
&str
= computed
[i
];
2624 print_variable_or_computed (str
.c_str (), comp_print_values
);
2628 /* Registers. Given pseudo-registers, and that some architectures
2629 (like MIPS) actually hide the raw registers, we don't go through
2630 the trace frame info, but instead consult the register cache for
2631 register availability. */
2633 struct frame_info
*frame
;
2634 struct gdbarch
*gdbarch
;
2638 ui_out_emit_list
list_emitter (uiout
, "registers");
2640 frame
= get_selected_frame (NULL
);
2641 gdbarch
= get_frame_arch (frame
);
2642 numregs
= gdbarch_num_regs (gdbarch
) + gdbarch_num_pseudo_regs (gdbarch
);
2644 for (regnum
= 0; regnum
< numregs
; regnum
++)
2646 if (gdbarch_register_name (gdbarch
, regnum
) == NULL
2647 || *(gdbarch_register_name (gdbarch
, regnum
)) == '\0')
2650 output_register (frame
, regnum
, registers_format
, 1);
2654 /* Trace state variables. */
2656 ui_out_emit_list
list_emitter (uiout
, "tvars");
2658 for (int tvar
: tinfo
->tvars
)
2660 struct trace_state_variable
*tsv
;
2662 tsv
= find_trace_state_variable_by_number (tvar
);
2664 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2668 uiout
->field_fmt ("name", "$%s", tsv
->name
.c_str ());
2670 tsv
->value_known
= target_get_trace_state_variable_value (tsv
->number
,
2672 uiout
->field_int ("current", tsv
->value
);
2676 uiout
->field_skip ("name");
2677 uiout
->field_skip ("current");
2684 std::vector
<mem_range
> available_memory
;
2686 traceframe_available_memory (&available_memory
, 0, ULONGEST_MAX
);
2688 ui_out_emit_list
list_emitter (uiout
, "memory");
2690 for (const mem_range
&r
: available_memory
)
2692 struct gdbarch
*gdbarch
= target_gdbarch ();
2694 ui_out_emit_tuple
tuple_emitter (uiout
, NULL
);
2696 uiout
->field_core_addr ("address", gdbarch
, r
.start
);
2697 uiout
->field_int ("length", r
.length
);
2699 gdb::byte_vector
data (r
.length
);
2701 if (memory_contents
)
2703 if (target_read_memory (r
.start
, data
.data (), r
.length
) == 0)
2705 std::string data_str
= bin2hex (data
.data (), r
.length
);
2706 uiout
->field_string ("contents", data_str
.c_str ());
2709 uiout
->field_skip ("contents");
2716 _initialize_mi_main (void)
2718 struct cmd_list_element
*c
;
2720 add_setshow_boolean_cmd ("mi-async", class_run
,
2722 Set whether MI asynchronous mode is enabled."), _("\
2723 Show whether MI asynchronous mode is enabled."), _("\
2724 Tells GDB whether MI should be in asynchronous mode."),
2725 set_mi_async_command
,
2726 show_mi_async_command
,
2730 /* Alias old "target-async" to "mi-async". */
2731 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &setlist
);
2732 deprecate_cmd (c
, "set mi-async");
2733 c
= add_alias_cmd ("target-async", "mi-async", class_run
, 0, &showlist
);
2734 deprecate_cmd (c
, "show mi-async");