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 async_command_editing_p = 0;
173 /* FIXME: This is a total hack for now. PB's use of the MI
174 implicitly relies on a bug in the async support which allows
175 asynchronous commands to leak through the commmand loop. The bug
176 involves (but is not limited to) the fact that sync_execution was
177 erroneously initialized to 0. Duplicate by initializing it thus
181 gdb_stdout = mi->out;
182 /* Route error and log output through the MI. */
183 gdb_stderr = mi->err;
184 gdb_stdlog = mi->log;
185 /* Route target output through the MI. */
186 gdb_stdtarg = mi->targ;
187 /* Route target error through the MI as well. */
188 gdb_stdtargerr = mi->targ;
190 /* Replace all the hooks that we know about. There really needs to
191 be a better way of doing this... */
192 clear_interpreter_hooks ();
194 deprecated_show_load_progress = mi_load_progress;
196 /* If we're _the_ interpreter, take control. */
197 if (current_interp_named_p (INTERP_MI1))
198 deprecated_command_loop_hook = mi1_command_loop;
199 else if (current_interp_named_p (INTERP_MI2))
200 deprecated_command_loop_hook = mi2_command_loop;
201 else if (current_interp_named_p (INTERP_MI3))
202 deprecated_command_loop_hook = mi3_command_loop;
204 deprecated_command_loop_hook = mi2_command_loop;
210 mi_interpreter_suspend (void *data)
212 gdb_disable_readline ();
216 static struct gdb_exception
217 mi_interpreter_exec (void *data, const char *command)
219 mi_execute_command_wrapper (command);
220 return exception_none;
223 /* Never display the default GDB prompt in MI case. */
226 mi_interpreter_prompt_p (void *data)
232 mi_cmd_interpreter_exec (char *command, char **argv, int argc)
234 struct interp *interp_to_use;
236 char *mi_error_message = NULL;
237 struct cleanup *old_chain;
240 error (_("-interpreter-exec: "
241 "Usage: -interpreter-exec interp command"));
243 interp_to_use = interp_lookup (argv[0]);
244 if (interp_to_use == NULL)
245 error (_("-interpreter-exec: could not find interpreter \"%s\""),
248 if (!interp_exec_p (interp_to_use))
249 error (_("-interpreter-exec: interpreter \"%s\" "
250 "does not support command execution"),
253 /* Insert the MI out hooks, making sure to also call the
254 interpreter's hooks if it has any. */
255 /* KRS: We shouldn't need this... Events should be installed and
256 they should just ALWAYS fire something out down the MI
258 mi_insert_notify_hooks ();
260 /* Now run the code. */
262 old_chain = make_cleanup (null_cleanup, 0);
263 for (i = 1; i < argc; i++)
265 struct gdb_exception e = interp_exec (interp_to_use, argv[i]);
269 mi_error_message = xstrdup (e.message);
270 make_cleanup (xfree, mi_error_message);
275 mi_remove_notify_hooks ();
277 if (mi_error_message != NULL)
278 error ("%s", mi_error_message);
279 do_cleanups (old_chain);
282 /* This inserts a number of hooks that are meant to produce
283 async-notify ("=") MI messages while running commands in another
284 interpreter using mi_interpreter_exec. The canonical use for this
285 is to allow access to the gdb CLI interpreter from within the MI,
286 while still producing MI style output when actions in the CLI
287 command change GDB's state. */
290 mi_insert_notify_hooks (void)
292 deprecated_query_hook = mi_interp_query_hook;
296 mi_remove_notify_hooks (void)
298 deprecated_query_hook = NULL;
302 mi_interp_query_hook (const char *ctlstr, va_list ap)
308 mi_execute_command_wrapper (const char *cmd)
310 mi_execute_command (cmd, stdin == instream);
313 /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */
316 mi_execute_command_input_handler (char *cmd)
318 mi_execute_command_wrapper (cmd);
320 fputs_unfiltered ("(gdb) \n", raw_stdout);
321 gdb_flush (raw_stdout);
325 mi1_command_loop (void)
331 mi2_command_loop (void)
337 mi3_command_loop (void)
343 mi_command_loop (int mi_version)
345 /* Turn off 8 bit strings in quoted output. Any character with the
346 high bit set is printed using C's octal format. */
347 sevenbit_strings = 1;
349 /* Tell the world that we're alive. */
350 fputs_unfiltered ("(gdb) \n", raw_stdout);
351 gdb_flush (raw_stdout);
357 mi_new_thread (struct thread_info *t)
359 struct mi_interp *mi = top_level_interpreter_data ();
360 struct inferior *inf = find_inferior_pid (ptid_get_pid (t->ptid));
364 fprintf_unfiltered (mi->event_channel,
365 "thread-created,id=\"%d\",group-id=\"i%d\"",
367 gdb_flush (mi->event_channel);
371 mi_thread_exit (struct thread_info *t, int silent)
373 struct mi_interp *mi;
374 struct inferior *inf;
379 inf = find_inferior_pid (ptid_get_pid (t->ptid));
381 mi = top_level_interpreter_data ();
382 target_terminal_ours ();
383 fprintf_unfiltered (mi->event_channel,
384 "thread-exited,id=\"%d\",group-id=\"i%d\"",
386 gdb_flush (mi->event_channel);
389 /* Emit notification on changing the state of record. */
392 mi_record_changed (struct inferior *inferior, int started)
394 struct mi_interp *mi = top_level_interpreter_data ();
396 fprintf_unfiltered (mi->event_channel, "record-%s,thread-group=\"i%d\"",
397 started ? "started" : "stopped", inferior->num);
399 gdb_flush (mi->event_channel);
403 mi_inferior_added (struct inferior *inf)
405 struct mi_interp *mi = top_level_interpreter_data ();
407 target_terminal_ours ();
408 fprintf_unfiltered (mi->event_channel,
409 "thread-group-added,id=\"i%d\"",
411 gdb_flush (mi->event_channel);
415 mi_inferior_appeared (struct inferior *inf)
417 struct mi_interp *mi = top_level_interpreter_data ();
419 target_terminal_ours ();
420 fprintf_unfiltered (mi->event_channel,
421 "thread-group-started,id=\"i%d\",pid=\"%d\"",
423 gdb_flush (mi->event_channel);
427 mi_inferior_exit (struct inferior *inf)
429 struct mi_interp *mi = top_level_interpreter_data ();
431 target_terminal_ours ();
432 if (inf->has_exit_code)
433 fprintf_unfiltered (mi->event_channel,
434 "thread-group-exited,id=\"i%d\",exit-code=\"%s\"",
435 inf->num, int_string (inf->exit_code, 8, 0, 0, 1));
437 fprintf_unfiltered (mi->event_channel,
438 "thread-group-exited,id=\"i%d\"", inf->num);
440 gdb_flush (mi->event_channel);
444 mi_inferior_removed (struct inferior *inf)
446 struct mi_interp *mi = top_level_interpreter_data ();
448 target_terminal_ours ();
449 fprintf_unfiltered (mi->event_channel,
450 "thread-group-removed,id=\"i%d\"",
452 gdb_flush (mi->event_channel);
456 mi_on_normal_stop (struct bpstats *bs, int print_frame)
458 /* Since this can be called when CLI command is executing,
459 using cli interpreter, be sure to use MI uiout for output,
460 not the current one. */
461 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
467 if (current_uiout != mi_uiout)
469 /* The normal_stop function has printed frame information
470 into CLI uiout, or some other non-MI uiout. There's no
471 way we can extract proper fields from random uiout
472 object, so we print the frame again. In practice, this
473 can only happen when running a CLI command in MI. */
474 struct ui_out *saved_uiout = current_uiout;
475 struct target_waitstatus last;
478 current_uiout = mi_uiout;
480 get_last_target_status (&last_ptid, &last);
481 bpstat_print (bs, last.kind);
483 print_stack_frame (get_selected_frame (NULL), 0, SRC_AND_LOC);
484 current_uiout = saved_uiout;
487 ui_out_field_int (mi_uiout, "thread-id",
488 pid_to_thread_id (inferior_ptid));
491 struct cleanup *back_to = make_cleanup_ui_out_list_begin_end
492 (mi_uiout, "stopped-threads");
494 ui_out_field_int (mi_uiout, NULL,
495 pid_to_thread_id (inferior_ptid));
496 do_cleanups (back_to);
499 ui_out_field_string (mi_uiout, "stopped-threads", "all");
501 core = target_core_of_thread (inferior_ptid);
503 ui_out_field_int (mi_uiout, "core", core);
506 fputs_unfiltered ("*stopped", raw_stdout);
507 mi_out_put (mi_uiout, raw_stdout);
508 mi_out_rewind (mi_uiout);
509 mi_print_timing_maybe ();
510 fputs_unfiltered ("\n", raw_stdout);
511 gdb_flush (raw_stdout);
515 mi_about_to_proceed (void)
517 /* Suppress output while calling an inferior function. */
519 if (!ptid_equal (inferior_ptid, null_ptid))
521 struct thread_info *tp = inferior_thread ();
523 if (tp->control.in_infcall)
530 /* When the element is non-zero, no MI notifications will be emitted in
531 response to the corresponding observers. */
533 struct mi_suppress_notification mi_suppress_notification =
540 /* Emit notification on changing a traceframe. */
543 mi_traceframe_changed (int tfnum, int tpnum)
545 struct mi_interp *mi = top_level_interpreter_data ();
547 if (mi_suppress_notification.traceframe)
550 target_terminal_ours ();
553 fprintf_unfiltered (mi->event_channel, "traceframe-changed,"
554 "num=\"%d\",tracepoint=\"%d\"\n",
557 fprintf_unfiltered (mi->event_channel, "traceframe-changed,end");
559 gdb_flush (mi->event_channel);
562 /* Emit notification on creating a trace state variable. */
565 mi_tsv_created (const struct trace_state_variable *tsv)
567 struct mi_interp *mi = top_level_interpreter_data ();
569 target_terminal_ours ();
571 fprintf_unfiltered (mi->event_channel, "tsv-created,"
572 "name=\"%s\",initial=\"%s\"\n",
573 tsv->name, plongest (tsv->initial_value));
575 gdb_flush (mi->event_channel);
578 /* Emit notification on deleting a trace state variable. */
581 mi_tsv_deleted (const struct trace_state_variable *tsv)
583 struct mi_interp *mi = top_level_interpreter_data ();
585 target_terminal_ours ();
588 fprintf_unfiltered (mi->event_channel, "tsv-deleted,"
589 "name=\"%s\"\n", tsv->name);
591 fprintf_unfiltered (mi->event_channel, "tsv-deleted\n");
593 gdb_flush (mi->event_channel);
596 /* Emit notification on modifying a trace state variable. */
599 mi_tsv_modified (const struct trace_state_variable *tsv)
601 struct mi_interp *mi = top_level_interpreter_data ();
602 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
604 target_terminal_ours ();
606 fprintf_unfiltered (mi->event_channel,
609 ui_out_redirect (mi_uiout, mi->event_channel);
611 ui_out_field_string (mi_uiout, "name", tsv->name);
612 ui_out_field_string (mi_uiout, "initial",
613 plongest (tsv->initial_value));
614 if (tsv->value_known)
615 ui_out_field_string (mi_uiout, "current", plongest (tsv->value));
617 ui_out_redirect (mi_uiout, NULL);
619 gdb_flush (mi->event_channel);
622 /* Emit notification about a created breakpoint. */
625 mi_breakpoint_created (struct breakpoint *b)
627 struct mi_interp *mi = top_level_interpreter_data ();
628 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
629 volatile struct gdb_exception e;
631 if (mi_suppress_notification.breakpoint)
637 target_terminal_ours ();
638 fprintf_unfiltered (mi->event_channel,
639 "breakpoint-created");
640 /* We want the output from gdb_breakpoint_query to go to
641 mi->event_channel. One approach would be to just call
642 gdb_breakpoint_query, and then use mi_out_put to send the current
643 content of mi_outout into mi->event_channel. However, that will
644 break if anything is output to mi_uiout prior to calling the
645 breakpoint_created notifications. So, we use
647 ui_out_redirect (mi_uiout, mi->event_channel);
648 TRY_CATCH (e, RETURN_MASK_ERROR)
649 gdb_breakpoint_query (mi_uiout, b->number, NULL);
650 ui_out_redirect (mi_uiout, NULL);
652 gdb_flush (mi->event_channel);
655 /* Emit notification about deleted breakpoint. */
658 mi_breakpoint_deleted (struct breakpoint *b)
660 struct mi_interp *mi = top_level_interpreter_data ();
662 if (mi_suppress_notification.breakpoint)
668 target_terminal_ours ();
670 fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"",
673 gdb_flush (mi->event_channel);
676 /* Emit notification about modified breakpoint. */
679 mi_breakpoint_modified (struct breakpoint *b)
681 struct mi_interp *mi = top_level_interpreter_data ();
682 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
683 volatile struct gdb_exception e;
685 if (mi_suppress_notification.breakpoint)
691 target_terminal_ours ();
692 fprintf_unfiltered (mi->event_channel,
693 "breakpoint-modified");
694 /* We want the output from gdb_breakpoint_query to go to
695 mi->event_channel. One approach would be to just call
696 gdb_breakpoint_query, and then use mi_out_put to send the current
697 content of mi_outout into mi->event_channel. However, that will
698 break if anything is output to mi_uiout prior to calling the
699 breakpoint_created notifications. So, we use
701 ui_out_redirect (mi_uiout, mi->event_channel);
702 TRY_CATCH (e, RETURN_MASK_ERROR)
703 gdb_breakpoint_query (mi_uiout, b->number, NULL);
704 ui_out_redirect (mi_uiout, NULL);
706 gdb_flush (mi->event_channel);
710 mi_output_running_pid (struct thread_info *info, void *arg)
714 if (ptid_get_pid (*ptid) == ptid_get_pid (info->ptid))
715 fprintf_unfiltered (raw_stdout,
716 "*running,thread-id=\"%d\"\n",
723 mi_inferior_count (struct inferior *inf, void *arg)
735 mi_on_resume (ptid_t ptid)
737 struct thread_info *tp = NULL;
739 if (ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid))
740 tp = inferior_thread ();
742 tp = find_thread_ptid (ptid);
744 /* Suppress output while calling an inferior function. */
745 if (tp->control.in_infcall)
748 /* To cater for older frontends, emit ^running, but do it only once
749 per each command. We do it here, since at this point we know
750 that the target was successfully resumed, and in non-async mode,
751 we won't return back to MI interpreter code until the target
752 is done running, so delaying the output of "^running" until then
753 will make it impossible for frontend to know what's going on.
755 In future (MI3), we'll be outputting "^done" here. */
756 if (!running_result_record_printed && mi_proceeded)
758 fprintf_unfiltered (raw_stdout, "%s^running\n",
759 current_token ? current_token : "");
762 if (PIDGET (ptid) == -1)
763 fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n");
764 else if (ptid_is_pid (ptid))
768 /* Backwards compatibility. If there's only one inferior,
769 output "all", otherwise, output each resumed thread
771 iterate_over_inferiors (mi_inferior_count, &count);
774 fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n");
776 iterate_over_threads (mi_output_running_pid, &ptid);
780 struct thread_info *ti = find_thread_ptid (ptid);
783 fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", ti->num);
786 if (!running_result_record_printed && mi_proceeded)
788 running_result_record_printed = 1;
789 /* This is what gdb used to do historically -- printing prompt even if
790 it cannot actually accept any input. This will be surely removed
791 for MI3, and may be removed even earler. */
792 /* FIXME: review the use of target_is_async_p here -- is that
794 if (!target_is_async_p ())
795 fputs_unfiltered ("(gdb) \n", raw_stdout);
797 gdb_flush (raw_stdout);
801 mi_solib_loaded (struct so_list *solib)
803 struct mi_interp *mi = top_level_interpreter_data ();
805 target_terminal_ours ();
806 if (gdbarch_has_global_solist (target_gdbarch ()))
807 fprintf_unfiltered (mi->event_channel,
808 "library-loaded,id=\"%s\",target-name=\"%s\","
809 "host-name=\"%s\",symbols-loaded=\"%d\"",
810 solib->so_original_name, solib->so_original_name,
811 solib->so_name, solib->symbols_loaded);
813 fprintf_unfiltered (mi->event_channel,
814 "library-loaded,id=\"%s\",target-name=\"%s\","
815 "host-name=\"%s\",symbols-loaded=\"%d\","
816 "thread-group=\"i%d\"",
817 solib->so_original_name, solib->so_original_name,
818 solib->so_name, solib->symbols_loaded,
819 current_inferior ()->num);
821 gdb_flush (mi->event_channel);
825 mi_solib_unloaded (struct so_list *solib)
827 struct mi_interp *mi = top_level_interpreter_data ();
829 target_terminal_ours ();
830 if (gdbarch_has_global_solist (target_gdbarch ()))
831 fprintf_unfiltered (mi->event_channel,
832 "library-unloaded,id=\"%s\",target-name=\"%s\","
834 solib->so_original_name, solib->so_original_name,
837 fprintf_unfiltered (mi->event_channel,
838 "library-unloaded,id=\"%s\",target-name=\"%s\","
839 "host-name=\"%s\",thread-group=\"i%d\"",
840 solib->so_original_name, solib->so_original_name,
841 solib->so_name, current_inferior ()->num);
843 gdb_flush (mi->event_channel);
846 /* Emit notification about the command parameter change. */
849 mi_command_param_changed (const char *param, const char *value)
851 struct mi_interp *mi = top_level_interpreter_data ();
852 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
854 if (mi_suppress_notification.cmd_param_changed)
857 target_terminal_ours ();
859 fprintf_unfiltered (mi->event_channel,
860 "cmd-param-changed");
862 ui_out_redirect (mi_uiout, mi->event_channel);
864 ui_out_field_string (mi_uiout, "param", param);
865 ui_out_field_string (mi_uiout, "value", value);
867 ui_out_redirect (mi_uiout, NULL);
869 gdb_flush (mi->event_channel);
872 /* Emit notification about the target memory change. */
875 mi_memory_changed (struct inferior *inferior, CORE_ADDR memaddr,
876 ssize_t len, const bfd_byte *myaddr)
878 struct mi_interp *mi = top_level_interpreter_data ();
879 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
880 struct obj_section *sec;
882 if (mi_suppress_notification.memory)
885 target_terminal_ours ();
887 fprintf_unfiltered (mi->event_channel,
890 ui_out_redirect (mi_uiout, mi->event_channel);
892 ui_out_field_fmt (mi_uiout, "thread-group", "i%d", inferior->num);
893 ui_out_field_core_addr (mi_uiout, "addr", target_gdbarch (), memaddr);
894 ui_out_field_fmt (mi_uiout, "len", "0x%zx", len);
896 /* Append 'type=code' into notification if MEMADDR falls in the range of
897 sections contain code. */
898 sec = find_pc_section (memaddr);
899 if (sec != NULL && sec->objfile != NULL)
901 flagword flags = bfd_get_section_flags (sec->objfile->obfd,
902 sec->the_bfd_section);
904 if (flags & SEC_CODE)
905 ui_out_field_string (mi_uiout, "type", "code");
908 ui_out_redirect (mi_uiout, NULL);
910 gdb_flush (mi->event_channel);
914 report_initial_inferior (struct inferior *inf, void *closure)
916 /* This function is called from mi_intepreter_init, and since
917 mi_inferior_added assumes that inferior is fully initialized
918 and top_level_interpreter_data is set, we cannot call
920 struct mi_interp *mi = closure;
922 target_terminal_ours ();
923 fprintf_unfiltered (mi->event_channel,
924 "thread-group-added,id=\"i%d\"",
926 gdb_flush (mi->event_channel);
930 static struct ui_out *
931 mi_ui_out (struct interp *interp)
933 struct mi_interp *mi = interp_data (interp);
938 /* Save the original value of raw_stdout here when logging, so we can
939 restore correctly when done. */
941 static struct ui_file *saved_raw_stdout;
943 /* Do MI-specific logging actions; save raw_stdout, and change all
944 the consoles to use the supplied ui-file(s). */
947 mi_set_logging (struct interp *interp, int start_log,
948 struct ui_file *out, struct ui_file *logfile)
950 struct mi_interp *mi = interp_data (interp);
957 /* The tee created already is based on gdb_stdout, which for MI
958 is a console and so we end up in an infinite loop of console
959 writing to ui_file writing to console etc. So discard the
960 existing tee (it hasn't been used yet, and MI won't ever use
961 it), and create one based on raw_stdout instead. */
964 ui_file_delete (out);
965 out = tee_file_new (raw_stdout, 0, logfile, 0);
968 saved_raw_stdout = raw_stdout;
973 raw_stdout = saved_raw_stdout;
974 saved_raw_stdout = NULL;
977 mi_console_set_raw (mi->out, raw_stdout);
978 mi_console_set_raw (mi->err, raw_stdout);
979 mi_console_set_raw (mi->log, raw_stdout);
980 mi_console_set_raw (mi->targ, raw_stdout);
981 mi_console_set_raw (mi->event_channel, raw_stdout);
986 extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */
989 _initialize_mi_interp (void)
991 static const struct interp_procs procs =
993 mi_interpreter_init, /* init_proc */
994 mi_interpreter_resume, /* resume_proc */
995 mi_interpreter_suspend, /* suspend_proc */
996 mi_interpreter_exec, /* exec_proc */
997 mi_interpreter_prompt_p, /* prompt_proc_p */
998 mi_ui_out, /* ui_out_proc */
999 mi_set_logging /* set_logging_proc */
1002 /* The various interpreter levels. */
1003 interp_add (interp_new (INTERP_MI1, &procs));
1004 interp_add (interp_new (INTERP_MI2, &procs));
1005 interp_add (interp_new (INTERP_MI3, &procs));
1006 interp_add (interp_new (INTERP_MI, &procs));