1 /* MI Interpreter Definitions and Commands for GDB, the GNU debugger.
3 Copyright (C) 2002-2013 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 #include "gdb_string.h"
23 #include "event-top.h"
24 #include "event-loop.h"
28 #include "exceptions.h"
32 #include "mi-console.h"
33 #include "mi-common.h"
35 #include "gdbthread.h"
39 #include "tracepoint.h"
41 /* These are the interpreter setup, etc. functions for the MI
44 static void mi_execute_command_wrapper (const char *cmd
);
45 static void mi_execute_command_input_handler (char *cmd
);
46 static void mi_command_loop (int mi_version
);
48 /* These are hooks that we put in place while doing interpreter_exec
49 so we can report interesting things that happened "behind the MI's
50 back" in this command. */
52 static int mi_interp_query_hook (const char *ctlstr
, va_list ap
)
53 ATTRIBUTE_PRINTF (1, 0);
55 static void mi3_command_loop (void);
56 static void mi2_command_loop (void);
57 static void mi1_command_loop (void);
59 static void mi_insert_notify_hooks (void);
60 static void mi_remove_notify_hooks (void);
61 static void mi_on_normal_stop (struct bpstats
*bs
, int print_frame
);
63 static void mi_new_thread (struct thread_info
*t
);
64 static void mi_thread_exit (struct thread_info
*t
, int silent
);
65 static void mi_record_changed (struct inferior
*, int);
66 static void mi_inferior_added (struct inferior
*inf
);
67 static void mi_inferior_appeared (struct inferior
*inf
);
68 static void mi_inferior_exit (struct inferior
*inf
);
69 static void mi_inferior_removed (struct inferior
*inf
);
70 static void mi_on_resume (ptid_t ptid
);
71 static void mi_solib_loaded (struct so_list
*solib
);
72 static void mi_solib_unloaded (struct so_list
*solib
);
73 static void mi_about_to_proceed (void);
74 static void mi_traceframe_changed (int tfnum
, int tpnum
);
75 static void mi_tsv_created (const struct trace_state_variable
*tsv
);
76 static void mi_tsv_deleted (const struct trace_state_variable
*tsv
);
77 static void mi_tsv_modified (const struct trace_state_variable
*tsv
);
78 static void mi_breakpoint_created (struct breakpoint
*b
);
79 static void mi_breakpoint_deleted (struct breakpoint
*b
);
80 static void mi_breakpoint_modified (struct breakpoint
*b
);
81 static void mi_command_param_changed (const char *param
, const char *value
);
82 static void mi_memory_changed (struct inferior
*inf
, CORE_ADDR memaddr
,
83 ssize_t len
, const bfd_byte
*myaddr
);
85 static int report_initial_inferior (struct inferior
*inf
, void *closure
);
88 mi_interpreter_init (struct interp
*interp
, int top_level
)
90 struct mi_interp
*mi
= XMALLOC (struct mi_interp
);
94 /* Assign the output channel created at startup to its own global,
95 so that we can create a console channel that encapsulates and
96 prefixes all gdb_output-type bits coming from the rest of the
99 raw_stdout
= gdb_stdout
;
101 /* Create MI console channels, each with a different prefix so they
102 can be distinguished. */
103 mi
->out
= mi_console_file_new (raw_stdout
, "~", '"');
104 mi
->err
= mi_console_file_new (raw_stdout
, "&", '"');
106 mi
->targ
= mi_console_file_new (raw_stdout
, "@", '"');
107 mi
->event_channel
= mi_console_file_new (raw_stdout
, "=", 0);
109 name
= interp_name (interp
);
110 /* INTERP_MI selects the most recent released version. "mi2" was
111 released as part of GDB 6.0. */
112 if (strcmp (name
, INTERP_MI
) == 0)
114 else if (strcmp (name
, INTERP_MI1
) == 0)
116 else if (strcmp (name
, INTERP_MI2
) == 0)
118 else if (strcmp (name
, INTERP_MI3
) == 0)
121 gdb_assert_not_reached ("unhandled MI version");
123 mi
->uiout
= mi_out_new (mi_version
);
127 observer_attach_new_thread (mi_new_thread
);
128 observer_attach_thread_exit (mi_thread_exit
);
129 observer_attach_inferior_added (mi_inferior_added
);
130 observer_attach_inferior_appeared (mi_inferior_appeared
);
131 observer_attach_inferior_exit (mi_inferior_exit
);
132 observer_attach_inferior_removed (mi_inferior_removed
);
133 observer_attach_record_changed (mi_record_changed
);
134 observer_attach_normal_stop (mi_on_normal_stop
);
135 observer_attach_target_resumed (mi_on_resume
);
136 observer_attach_solib_loaded (mi_solib_loaded
);
137 observer_attach_solib_unloaded (mi_solib_unloaded
);
138 observer_attach_about_to_proceed (mi_about_to_proceed
);
139 observer_attach_traceframe_changed (mi_traceframe_changed
);
140 observer_attach_tsv_created (mi_tsv_created
);
141 observer_attach_tsv_deleted (mi_tsv_deleted
);
142 observer_attach_tsv_modified (mi_tsv_modified
);
143 observer_attach_breakpoint_created (mi_breakpoint_created
);
144 observer_attach_breakpoint_deleted (mi_breakpoint_deleted
);
145 observer_attach_breakpoint_modified (mi_breakpoint_modified
);
146 observer_attach_command_param_changed (mi_command_param_changed
);
147 observer_attach_memory_changed (mi_memory_changed
);
149 /* The initial inferior is created before this function is
150 called, so we need to report it explicitly. Use iteration in
151 case future version of GDB creates more than one inferior
153 iterate_over_inferiors (report_initial_inferior
, mi
);
160 mi_interpreter_resume (void *data
)
162 struct mi_interp
*mi
= data
;
164 /* As per hack note in mi_interpreter_init, swap in the output
166 gdb_setup_readline ();
168 /* These overwrite some of the initialization done in
169 _intialize_event_loop. */
170 call_readline
= gdb_readline2
;
171 input_handler
= mi_execute_command_input_handler
;
172 add_file_handler (input_fd
, stdin_event_handler
, 0);
173 async_command_editing_p
= 0;
174 /* FIXME: This is a total hack for now. PB's use of the MI
175 implicitly relies on a bug in the async support which allows
176 asynchronous commands to leak through the commmand loop. The bug
177 involves (but is not limited to) the fact that sync_execution was
178 erroneously initialized to 0. Duplicate by initializing it thus
182 gdb_stdout
= mi
->out
;
183 /* Route error and log output through the MI. */
184 gdb_stderr
= mi
->err
;
185 gdb_stdlog
= mi
->log
;
186 /* Route target output through the MI. */
187 gdb_stdtarg
= mi
->targ
;
188 /* Route target error through the MI as well. */
189 gdb_stdtargerr
= mi
->targ
;
191 /* Replace all the hooks that we know about. There really needs to
192 be a better way of doing this... */
193 clear_interpreter_hooks ();
195 deprecated_show_load_progress
= mi_load_progress
;
197 /* If we're _the_ interpreter, take control. */
198 if (current_interp_named_p (INTERP_MI1
))
199 deprecated_command_loop_hook
= mi1_command_loop
;
200 else if (current_interp_named_p (INTERP_MI2
))
201 deprecated_command_loop_hook
= mi2_command_loop
;
202 else if (current_interp_named_p (INTERP_MI3
))
203 deprecated_command_loop_hook
= mi3_command_loop
;
205 deprecated_command_loop_hook
= mi2_command_loop
;
211 mi_interpreter_suspend (void *data
)
213 gdb_disable_readline ();
217 static struct gdb_exception
218 mi_interpreter_exec (void *data
, const char *command
)
220 mi_execute_command_wrapper (command
);
221 return exception_none
;
224 /* Never display the default GDB prompt in MI case. */
227 mi_interpreter_prompt_p (void *data
)
233 mi_cmd_interpreter_exec (char *command
, char **argv
, int argc
)
235 struct interp
*interp_to_use
;
237 char *mi_error_message
= NULL
;
238 struct cleanup
*old_chain
;
241 error (_("-interpreter-exec: "
242 "Usage: -interpreter-exec interp command"));
244 interp_to_use
= interp_lookup (argv
[0]);
245 if (interp_to_use
== NULL
)
246 error (_("-interpreter-exec: could not find interpreter \"%s\""),
249 if (!interp_exec_p (interp_to_use
))
250 error (_("-interpreter-exec: interpreter \"%s\" "
251 "does not support command execution"),
254 /* Insert the MI out hooks, making sure to also call the
255 interpreter's hooks if it has any. */
256 /* KRS: We shouldn't need this... Events should be installed and
257 they should just ALWAYS fire something out down the MI
259 mi_insert_notify_hooks ();
261 /* Now run the code. */
263 old_chain
= make_cleanup (null_cleanup
, 0);
264 for (i
= 1; i
< argc
; i
++)
266 struct gdb_exception e
= interp_exec (interp_to_use
, argv
[i
]);
270 mi_error_message
= xstrdup (e
.message
);
271 make_cleanup (xfree
, mi_error_message
);
276 mi_remove_notify_hooks ();
278 if (mi_error_message
!= NULL
)
279 error ("%s", mi_error_message
);
280 do_cleanups (old_chain
);
283 /* This inserts a number of hooks that are meant to produce
284 async-notify ("=") MI messages while running commands in another
285 interpreter using mi_interpreter_exec. The canonical use for this
286 is to allow access to the gdb CLI interpreter from within the MI,
287 while still producing MI style output when actions in the CLI
288 command change GDB's state. */
291 mi_insert_notify_hooks (void)
293 deprecated_query_hook
= mi_interp_query_hook
;
297 mi_remove_notify_hooks (void)
299 deprecated_query_hook
= NULL
;
303 mi_interp_query_hook (const char *ctlstr
, va_list ap
)
309 mi_execute_command_wrapper (const char *cmd
)
311 mi_execute_command (cmd
, stdin
== instream
);
314 /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */
317 mi_execute_command_input_handler (char *cmd
)
319 mi_execute_command_wrapper (cmd
);
321 fputs_unfiltered ("(gdb) \n", raw_stdout
);
322 gdb_flush (raw_stdout
);
326 mi1_command_loop (void)
332 mi2_command_loop (void)
338 mi3_command_loop (void)
344 mi_command_loop (int mi_version
)
346 /* Turn off 8 bit strings in quoted output. Any character with the
347 high bit set is printed using C's octal format. */
348 sevenbit_strings
= 1;
350 /* Tell the world that we're alive. */
351 fputs_unfiltered ("(gdb) \n", raw_stdout
);
352 gdb_flush (raw_stdout
);
358 mi_new_thread (struct thread_info
*t
)
360 struct mi_interp
*mi
= top_level_interpreter_data ();
361 struct inferior
*inf
= find_inferior_pid (ptid_get_pid (t
->ptid
));
365 fprintf_unfiltered (mi
->event_channel
,
366 "thread-created,id=\"%d\",group-id=\"i%d\"",
368 gdb_flush (mi
->event_channel
);
372 mi_thread_exit (struct thread_info
*t
, int silent
)
374 struct mi_interp
*mi
;
375 struct inferior
*inf
;
380 inf
= find_inferior_pid (ptid_get_pid (t
->ptid
));
382 mi
= top_level_interpreter_data ();
383 target_terminal_ours ();
384 fprintf_unfiltered (mi
->event_channel
,
385 "thread-exited,id=\"%d\",group-id=\"i%d\"",
387 gdb_flush (mi
->event_channel
);
390 /* Emit notification on changing the state of record. */
393 mi_record_changed (struct inferior
*inferior
, int started
)
395 struct mi_interp
*mi
= top_level_interpreter_data ();
397 fprintf_unfiltered (mi
->event_channel
, "record-%s,thread-group=\"i%d\"",
398 started
? "started" : "stopped", inferior
->num
);
400 gdb_flush (mi
->event_channel
);
404 mi_inferior_added (struct inferior
*inf
)
406 struct mi_interp
*mi
= top_level_interpreter_data ();
408 target_terminal_ours ();
409 fprintf_unfiltered (mi
->event_channel
,
410 "thread-group-added,id=\"i%d\"",
412 gdb_flush (mi
->event_channel
);
416 mi_inferior_appeared (struct inferior
*inf
)
418 struct mi_interp
*mi
= top_level_interpreter_data ();
420 target_terminal_ours ();
421 fprintf_unfiltered (mi
->event_channel
,
422 "thread-group-started,id=\"i%d\",pid=\"%d\"",
424 gdb_flush (mi
->event_channel
);
428 mi_inferior_exit (struct inferior
*inf
)
430 struct mi_interp
*mi
= top_level_interpreter_data ();
432 target_terminal_ours ();
433 if (inf
->has_exit_code
)
434 fprintf_unfiltered (mi
->event_channel
,
435 "thread-group-exited,id=\"i%d\",exit-code=\"%s\"",
436 inf
->num
, int_string (inf
->exit_code
, 8, 0, 0, 1));
438 fprintf_unfiltered (mi
->event_channel
,
439 "thread-group-exited,id=\"i%d\"", inf
->num
);
441 gdb_flush (mi
->event_channel
);
445 mi_inferior_removed (struct inferior
*inf
)
447 struct mi_interp
*mi
= top_level_interpreter_data ();
449 target_terminal_ours ();
450 fprintf_unfiltered (mi
->event_channel
,
451 "thread-group-removed,id=\"i%d\"",
453 gdb_flush (mi
->event_channel
);
457 mi_on_normal_stop (struct bpstats
*bs
, int print_frame
)
459 /* Since this can be called when CLI command is executing,
460 using cli interpreter, be sure to use MI uiout for output,
461 not the current one. */
462 struct ui_out
*mi_uiout
= interp_ui_out (top_level_interpreter ());
468 if (current_uiout
!= mi_uiout
)
470 /* The normal_stop function has printed frame information
471 into CLI uiout, or some other non-MI uiout. There's no
472 way we can extract proper fields from random uiout
473 object, so we print the frame again. In practice, this
474 can only happen when running a CLI command in MI. */
475 struct ui_out
*saved_uiout
= current_uiout
;
476 struct target_waitstatus last
;
479 current_uiout
= mi_uiout
;
481 get_last_target_status (&last_ptid
, &last
);
482 bpstat_print (bs
, last
.kind
);
484 print_stack_frame (get_selected_frame (NULL
), 0, SRC_AND_LOC
);
485 current_uiout
= saved_uiout
;
488 ui_out_field_int (mi_uiout
, "thread-id",
489 pid_to_thread_id (inferior_ptid
));
492 struct cleanup
*back_to
= make_cleanup_ui_out_list_begin_end
493 (mi_uiout
, "stopped-threads");
495 ui_out_field_int (mi_uiout
, NULL
,
496 pid_to_thread_id (inferior_ptid
));
497 do_cleanups (back_to
);
500 ui_out_field_string (mi_uiout
, "stopped-threads", "all");
502 core
= target_core_of_thread (inferior_ptid
);
504 ui_out_field_int (mi_uiout
, "core", core
);
507 fputs_unfiltered ("*stopped", raw_stdout
);
508 mi_out_put (mi_uiout
, raw_stdout
);
509 mi_out_rewind (mi_uiout
);
510 mi_print_timing_maybe ();
511 fputs_unfiltered ("\n", raw_stdout
);
512 gdb_flush (raw_stdout
);
516 mi_about_to_proceed (void)
518 /* Suppress output while calling an inferior function. */
520 if (!ptid_equal (inferior_ptid
, null_ptid
))
522 struct thread_info
*tp
= inferior_thread ();
524 if (tp
->control
.in_infcall
)
531 /* When the element is non-zero, no MI notifications will be emitted in
532 response to the corresponding observers. */
534 struct mi_suppress_notification mi_suppress_notification
=
541 /* Emit notification on changing a traceframe. */
544 mi_traceframe_changed (int tfnum
, int tpnum
)
546 struct mi_interp
*mi
= top_level_interpreter_data ();
548 if (mi_suppress_notification
.traceframe
)
551 target_terminal_ours ();
554 fprintf_unfiltered (mi
->event_channel
, "traceframe-changed,"
555 "num=\"%d\",tracepoint=\"%d\"\n",
558 fprintf_unfiltered (mi
->event_channel
, "traceframe-changed,end");
560 gdb_flush (mi
->event_channel
);
563 /* Emit notification on creating a trace state variable. */
566 mi_tsv_created (const struct trace_state_variable
*tsv
)
568 struct mi_interp
*mi
= top_level_interpreter_data ();
570 target_terminal_ours ();
572 fprintf_unfiltered (mi
->event_channel
, "tsv-created,"
573 "name=\"%s\",initial=\"%s\"\n",
574 tsv
->name
, plongest (tsv
->initial_value
));
576 gdb_flush (mi
->event_channel
);
579 /* Emit notification on deleting a trace state variable. */
582 mi_tsv_deleted (const struct trace_state_variable
*tsv
)
584 struct mi_interp
*mi
= top_level_interpreter_data ();
586 target_terminal_ours ();
589 fprintf_unfiltered (mi
->event_channel
, "tsv-deleted,"
590 "name=\"%s\"\n", tsv
->name
);
592 fprintf_unfiltered (mi
->event_channel
, "tsv-deleted\n");
594 gdb_flush (mi
->event_channel
);
597 /* Emit notification on modifying a trace state variable. */
600 mi_tsv_modified (const struct trace_state_variable
*tsv
)
602 struct mi_interp
*mi
= top_level_interpreter_data ();
603 struct ui_out
*mi_uiout
= interp_ui_out (top_level_interpreter ());
605 target_terminal_ours ();
607 fprintf_unfiltered (mi
->event_channel
,
610 ui_out_redirect (mi_uiout
, mi
->event_channel
);
612 ui_out_field_string (mi_uiout
, "name", tsv
->name
);
613 ui_out_field_string (mi_uiout
, "initial",
614 plongest (tsv
->initial_value
));
615 if (tsv
->value_known
)
616 ui_out_field_string (mi_uiout
, "current", plongest (tsv
->value
));
618 ui_out_redirect (mi_uiout
, NULL
);
620 gdb_flush (mi
->event_channel
);
623 /* Emit notification about a created breakpoint. */
626 mi_breakpoint_created (struct breakpoint
*b
)
628 struct mi_interp
*mi
= top_level_interpreter_data ();
629 struct ui_out
*mi_uiout
= interp_ui_out (top_level_interpreter ());
630 volatile struct gdb_exception e
;
632 if (mi_suppress_notification
.breakpoint
)
638 target_terminal_ours ();
639 fprintf_unfiltered (mi
->event_channel
,
640 "breakpoint-created");
641 /* We want the output from gdb_breakpoint_query to go to
642 mi->event_channel. One approach would be to just call
643 gdb_breakpoint_query, and then use mi_out_put to send the current
644 content of mi_outout into mi->event_channel. However, that will
645 break if anything is output to mi_uiout prior to calling the
646 breakpoint_created notifications. So, we use
648 ui_out_redirect (mi_uiout
, mi
->event_channel
);
649 TRY_CATCH (e
, RETURN_MASK_ERROR
)
650 gdb_breakpoint_query (mi_uiout
, b
->number
, NULL
);
651 ui_out_redirect (mi_uiout
, NULL
);
653 gdb_flush (mi
->event_channel
);
656 /* Emit notification about deleted breakpoint. */
659 mi_breakpoint_deleted (struct breakpoint
*b
)
661 struct mi_interp
*mi
= top_level_interpreter_data ();
663 if (mi_suppress_notification
.breakpoint
)
669 target_terminal_ours ();
671 fprintf_unfiltered (mi
->event_channel
, "breakpoint-deleted,id=\"%d\"",
674 gdb_flush (mi
->event_channel
);
677 /* Emit notification about modified breakpoint. */
680 mi_breakpoint_modified (struct breakpoint
*b
)
682 struct mi_interp
*mi
= top_level_interpreter_data ();
683 struct ui_out
*mi_uiout
= interp_ui_out (top_level_interpreter ());
684 volatile struct gdb_exception e
;
686 if (mi_suppress_notification
.breakpoint
)
692 target_terminal_ours ();
693 fprintf_unfiltered (mi
->event_channel
,
694 "breakpoint-modified");
695 /* We want the output from gdb_breakpoint_query to go to
696 mi->event_channel. One approach would be to just call
697 gdb_breakpoint_query, and then use mi_out_put to send the current
698 content of mi_outout into mi->event_channel. However, that will
699 break if anything is output to mi_uiout prior to calling the
700 breakpoint_created notifications. So, we use
702 ui_out_redirect (mi_uiout
, mi
->event_channel
);
703 TRY_CATCH (e
, RETURN_MASK_ERROR
)
704 gdb_breakpoint_query (mi_uiout
, b
->number
, NULL
);
705 ui_out_redirect (mi_uiout
, NULL
);
707 gdb_flush (mi
->event_channel
);
711 mi_output_running_pid (struct thread_info
*info
, void *arg
)
715 if (ptid_get_pid (*ptid
) == ptid_get_pid (info
->ptid
))
716 fprintf_unfiltered (raw_stdout
,
717 "*running,thread-id=\"%d\"\n",
724 mi_inferior_count (struct inferior
*inf
, void *arg
)
736 mi_on_resume (ptid_t ptid
)
738 struct thread_info
*tp
= NULL
;
740 if (ptid_equal (ptid
, minus_one_ptid
) || ptid_is_pid (ptid
))
741 tp
= inferior_thread ();
743 tp
= find_thread_ptid (ptid
);
745 /* Suppress output while calling an inferior function. */
746 if (tp
->control
.in_infcall
)
749 /* To cater for older frontends, emit ^running, but do it only once
750 per each command. We do it here, since at this point we know
751 that the target was successfully resumed, and in non-async mode,
752 we won't return back to MI interpreter code until the target
753 is done running, so delaying the output of "^running" until then
754 will make it impossible for frontend to know what's going on.
756 In future (MI3), we'll be outputting "^done" here. */
757 if (!running_result_record_printed
&& mi_proceeded
)
759 fprintf_unfiltered (raw_stdout
, "%s^running\n",
760 current_token
? current_token
: "");
763 if (PIDGET (ptid
) == -1)
764 fprintf_unfiltered (raw_stdout
, "*running,thread-id=\"all\"\n");
765 else if (ptid_is_pid (ptid
))
769 /* Backwards compatibility. If there's only one inferior,
770 output "all", otherwise, output each resumed thread
772 iterate_over_inferiors (mi_inferior_count
, &count
);
775 fprintf_unfiltered (raw_stdout
, "*running,thread-id=\"all\"\n");
777 iterate_over_threads (mi_output_running_pid
, &ptid
);
781 struct thread_info
*ti
= find_thread_ptid (ptid
);
784 fprintf_unfiltered (raw_stdout
, "*running,thread-id=\"%d\"\n", ti
->num
);
787 if (!running_result_record_printed
&& mi_proceeded
)
789 running_result_record_printed
= 1;
790 /* This is what gdb used to do historically -- printing prompt even if
791 it cannot actually accept any input. This will be surely removed
792 for MI3, and may be removed even earler. */
793 /* FIXME: review the use of target_is_async_p here -- is that
795 if (!target_is_async_p ())
796 fputs_unfiltered ("(gdb) \n", raw_stdout
);
798 gdb_flush (raw_stdout
);
802 mi_solib_loaded (struct so_list
*solib
)
804 struct mi_interp
*mi
= top_level_interpreter_data ();
806 target_terminal_ours ();
807 if (gdbarch_has_global_solist (target_gdbarch ()))
808 fprintf_unfiltered (mi
->event_channel
,
809 "library-loaded,id=\"%s\",target-name=\"%s\","
810 "host-name=\"%s\",symbols-loaded=\"%d\"",
811 solib
->so_original_name
, solib
->so_original_name
,
812 solib
->so_name
, solib
->symbols_loaded
);
814 fprintf_unfiltered (mi
->event_channel
,
815 "library-loaded,id=\"%s\",target-name=\"%s\","
816 "host-name=\"%s\",symbols-loaded=\"%d\","
817 "thread-group=\"i%d\"",
818 solib
->so_original_name
, solib
->so_original_name
,
819 solib
->so_name
, solib
->symbols_loaded
,
820 current_inferior ()->num
);
822 gdb_flush (mi
->event_channel
);
826 mi_solib_unloaded (struct so_list
*solib
)
828 struct mi_interp
*mi
= top_level_interpreter_data ();
830 target_terminal_ours ();
831 if (gdbarch_has_global_solist (target_gdbarch ()))
832 fprintf_unfiltered (mi
->event_channel
,
833 "library-unloaded,id=\"%s\",target-name=\"%s\","
835 solib
->so_original_name
, solib
->so_original_name
,
838 fprintf_unfiltered (mi
->event_channel
,
839 "library-unloaded,id=\"%s\",target-name=\"%s\","
840 "host-name=\"%s\",thread-group=\"i%d\"",
841 solib
->so_original_name
, solib
->so_original_name
,
842 solib
->so_name
, current_inferior ()->num
);
844 gdb_flush (mi
->event_channel
);
847 /* Emit notification about the command parameter change. */
850 mi_command_param_changed (const char *param
, const char *value
)
852 struct mi_interp
*mi
= top_level_interpreter_data ();
853 struct ui_out
*mi_uiout
= interp_ui_out (top_level_interpreter ());
855 if (mi_suppress_notification
.cmd_param_changed
)
858 target_terminal_ours ();
860 fprintf_unfiltered (mi
->event_channel
,
861 "cmd-param-changed");
863 ui_out_redirect (mi_uiout
, mi
->event_channel
);
865 ui_out_field_string (mi_uiout
, "param", param
);
866 ui_out_field_string (mi_uiout
, "value", value
);
868 ui_out_redirect (mi_uiout
, NULL
);
870 gdb_flush (mi
->event_channel
);
873 /* Emit notification about the target memory change. */
876 mi_memory_changed (struct inferior
*inferior
, CORE_ADDR memaddr
,
877 ssize_t len
, const bfd_byte
*myaddr
)
879 struct mi_interp
*mi
= top_level_interpreter_data ();
880 struct ui_out
*mi_uiout
= interp_ui_out (top_level_interpreter ());
881 struct obj_section
*sec
;
883 if (mi_suppress_notification
.memory
)
886 target_terminal_ours ();
888 fprintf_unfiltered (mi
->event_channel
,
891 ui_out_redirect (mi_uiout
, mi
->event_channel
);
893 ui_out_field_fmt (mi_uiout
, "thread-group", "i%d", inferior
->num
);
894 ui_out_field_core_addr (mi_uiout
, "addr", target_gdbarch (), memaddr
);
895 ui_out_field_fmt (mi_uiout
, "len", "0x%zx", len
);
897 /* Append 'type=code' into notification if MEMADDR falls in the range of
898 sections contain code. */
899 sec
= find_pc_section (memaddr
);
900 if (sec
!= NULL
&& sec
->objfile
!= NULL
)
902 flagword flags
= bfd_get_section_flags (sec
->objfile
->obfd
,
903 sec
->the_bfd_section
);
905 if (flags
& SEC_CODE
)
906 ui_out_field_string (mi_uiout
, "type", "code");
909 ui_out_redirect (mi_uiout
, NULL
);
911 gdb_flush (mi
->event_channel
);
915 report_initial_inferior (struct inferior
*inf
, void *closure
)
917 /* This function is called from mi_intepreter_init, and since
918 mi_inferior_added assumes that inferior is fully initialized
919 and top_level_interpreter_data is set, we cannot call
921 struct mi_interp
*mi
= closure
;
923 target_terminal_ours ();
924 fprintf_unfiltered (mi
->event_channel
,
925 "thread-group-added,id=\"i%d\"",
927 gdb_flush (mi
->event_channel
);
931 static struct ui_out
*
932 mi_ui_out (struct interp
*interp
)
934 struct mi_interp
*mi
= interp_data (interp
);
939 /* Save the original value of raw_stdout here when logging, so we can
940 restore correctly when done. */
942 static struct ui_file
*saved_raw_stdout
;
944 /* Do MI-specific logging actions; save raw_stdout, and change all
945 the consoles to use the supplied ui-file(s). */
948 mi_set_logging (struct interp
*interp
, int start_log
,
949 struct ui_file
*out
, struct ui_file
*logfile
)
951 struct mi_interp
*mi
= interp_data (interp
);
958 /* The tee created already is based on gdb_stdout, which for MI
959 is a console and so we end up in an infinite loop of console
960 writing to ui_file writing to console etc. So discard the
961 existing tee (it hasn't been used yet, and MI won't ever use
962 it), and create one based on raw_stdout instead. */
965 ui_file_delete (out
);
966 out
= tee_file_new (raw_stdout
, 0, logfile
, 0);
969 saved_raw_stdout
= raw_stdout
;
974 raw_stdout
= saved_raw_stdout
;
975 saved_raw_stdout
= NULL
;
978 mi_console_set_raw (mi
->out
, raw_stdout
);
979 mi_console_set_raw (mi
->err
, raw_stdout
);
980 mi_console_set_raw (mi
->log
, raw_stdout
);
981 mi_console_set_raw (mi
->targ
, raw_stdout
);
982 mi_console_set_raw (mi
->event_channel
, raw_stdout
);
987 extern initialize_file_ftype _initialize_mi_interp
; /* -Wmissing-prototypes */
990 _initialize_mi_interp (void)
992 static const struct interp_procs procs
=
994 mi_interpreter_init
, /* init_proc */
995 mi_interpreter_resume
, /* resume_proc */
996 mi_interpreter_suspend
, /* suspend_proc */
997 mi_interpreter_exec
, /* exec_proc */
998 mi_interpreter_prompt_p
, /* prompt_proc_p */
999 mi_ui_out
, /* ui_out_proc */
1000 mi_set_logging
/* set_logging_proc */
1003 /* The various interpreter levels. */
1004 interp_add (interp_new (INTERP_MI1
, &procs
));
1005 interp_add (interp_new (INTERP_MI2
, &procs
));
1006 interp_add (interp_new (INTERP_MI3
, &procs
));
1007 interp_add (interp_new (INTERP_MI
, &procs
));