1 /* MI Interpreter Definitions and Commands for GDB, the GNU debugger.
3 Copyright (C) 2002-2014 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/>. */
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 (void *data);
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 mi_insert_notify_hooks (void);
56 static void mi_remove_notify_hooks (void);
57 static void mi_on_normal_stop (struct bpstats *bs, int print_frame);
59 static void mi_new_thread (struct thread_info *t);
60 static void mi_thread_exit (struct thread_info *t, int silent);
61 static void mi_record_changed (struct inferior*, int);
62 static void mi_inferior_added (struct inferior *inf);
63 static void mi_inferior_appeared (struct inferior *inf);
64 static void mi_inferior_exit (struct inferior *inf);
65 static void mi_inferior_removed (struct inferior *inf);
66 static void mi_on_resume (ptid_t ptid);
67 static void mi_solib_loaded (struct so_list *solib);
68 static void mi_solib_unloaded (struct so_list *solib);
69 static void mi_about_to_proceed (void);
70 static void mi_traceframe_changed (int tfnum, int tpnum);
71 static void mi_tsv_created (const struct trace_state_variable *tsv);
72 static void mi_tsv_deleted (const struct trace_state_variable *tsv);
73 static void mi_tsv_modified (const struct trace_state_variable *tsv);
74 static void mi_breakpoint_created (struct breakpoint *b);
75 static void mi_breakpoint_deleted (struct breakpoint *b);
76 static void mi_breakpoint_modified (struct breakpoint *b);
77 static void mi_command_param_changed (const char *param, const char *value);
78 static void mi_memory_changed (struct inferior *inf, CORE_ADDR memaddr,
79 ssize_t len, const bfd_byte *myaddr);
81 static int report_initial_inferior (struct inferior *inf, void *closure);
84 mi_interpreter_init (struct interp *interp, int top_level)
86 struct mi_interp *mi = XNEW (struct mi_interp);
90 /* Assign the output channel created at startup to its own global,
91 so that we can create a console channel that encapsulates and
92 prefixes all gdb_output-type bits coming from the rest of the
95 raw_stdout = gdb_stdout;
97 /* Create MI console channels, each with a different prefix so they
98 can be distinguished. */
99 mi->out = mi_console_file_new (raw_stdout, "~", '"');
100 mi->err = mi_console_file_new (raw_stdout, "&", '"');
102 mi->targ = mi_console_file_new (raw_stdout, "@", '"');
103 mi->event_channel = mi_console_file_new (raw_stdout, "=", 0);
105 name = interp_name (interp);
106 /* INTERP_MI selects the most recent released version. "mi2" was
107 released as part of GDB 6.0. */
108 if (strcmp (name, INTERP_MI) == 0)
110 else if (strcmp (name, INTERP_MI1) == 0)
112 else if (strcmp (name, INTERP_MI2) == 0)
114 else if (strcmp (name, INTERP_MI3) == 0)
117 gdb_assert_not_reached ("unhandled MI version");
119 mi->uiout = mi_out_new (mi_version);
123 observer_attach_new_thread (mi_new_thread);
124 observer_attach_thread_exit (mi_thread_exit);
125 observer_attach_inferior_added (mi_inferior_added);
126 observer_attach_inferior_appeared (mi_inferior_appeared);
127 observer_attach_inferior_exit (mi_inferior_exit);
128 observer_attach_inferior_removed (mi_inferior_removed);
129 observer_attach_record_changed (mi_record_changed);
130 observer_attach_normal_stop (mi_on_normal_stop);
131 observer_attach_target_resumed (mi_on_resume);
132 observer_attach_solib_loaded (mi_solib_loaded);
133 observer_attach_solib_unloaded (mi_solib_unloaded);
134 observer_attach_about_to_proceed (mi_about_to_proceed);
135 observer_attach_traceframe_changed (mi_traceframe_changed);
136 observer_attach_tsv_created (mi_tsv_created);
137 observer_attach_tsv_deleted (mi_tsv_deleted);
138 observer_attach_tsv_modified (mi_tsv_modified);
139 observer_attach_breakpoint_created (mi_breakpoint_created);
140 observer_attach_breakpoint_deleted (mi_breakpoint_deleted);
141 observer_attach_breakpoint_modified (mi_breakpoint_modified);
142 observer_attach_command_param_changed (mi_command_param_changed);
143 observer_attach_memory_changed (mi_memory_changed);
145 /* The initial inferior is created before this function is
146 called, so we need to report it explicitly. Use iteration in
147 case future version of GDB creates more than one inferior
149 iterate_over_inferiors (report_initial_inferior, mi);
156 mi_interpreter_resume (void *data)
158 struct mi_interp *mi = data;
160 /* As per hack note in mi_interpreter_init, swap in the output
162 gdb_setup_readline ();
164 /* These overwrite some of the initialization done in
165 _intialize_event_loop. */
166 call_readline = gdb_readline2;
167 input_handler = mi_execute_command_input_handler;
168 async_command_editing_p = 0;
169 /* FIXME: This is a total hack for now. PB's use of the MI
170 implicitly relies on a bug in the async support which allows
171 asynchronous commands to leak through the commmand loop. The bug
172 involves (but is not limited to) the fact that sync_execution was
173 erroneously initialized to 0. Duplicate by initializing it thus
177 gdb_stdout = mi->out;
178 /* Route error and log output through the MI. */
179 gdb_stderr = mi->err;
180 gdb_stdlog = mi->log;
181 /* Route target output through the MI. */
182 gdb_stdtarg = mi->targ;
183 /* Route target error through the MI as well. */
184 gdb_stdtargerr = mi->targ;
186 /* Replace all the hooks that we know about. There really needs to
187 be a better way of doing this... */
188 clear_interpreter_hooks ();
190 deprecated_show_load_progress = mi_load_progress;
196 mi_interpreter_suspend (void *data)
198 gdb_disable_readline ();
202 static struct gdb_exception
203 mi_interpreter_exec (void *data, const char *command)
205 mi_execute_command_wrapper (command);
206 return exception_none;
209 /* Never display the default GDB prompt in MI case. */
212 mi_interpreter_prompt_p (void *data)
218 mi_cmd_interpreter_exec (char *command, char **argv, int argc)
220 struct interp *interp_to_use;
222 char *mi_error_message = NULL;
223 struct cleanup *old_chain;
226 error (_("-interpreter-exec: "
227 "Usage: -interpreter-exec interp command"));
229 interp_to_use = interp_lookup (argv[0]);
230 if (interp_to_use == NULL)
231 error (_("-interpreter-exec: could not find interpreter \"%s\""),
234 /* Insert the MI out hooks, making sure to also call the
235 interpreter's hooks if it has any. */
236 /* KRS: We shouldn't need this... Events should be installed and
237 they should just ALWAYS fire something out down the MI
239 mi_insert_notify_hooks ();
241 /* Now run the code. */
243 old_chain = make_cleanup (null_cleanup, 0);
244 for (i = 1; i < argc; i++)
246 struct gdb_exception e = interp_exec (interp_to_use, argv[i]);
250 mi_error_message = xstrdup (e.message);
251 make_cleanup (xfree, mi_error_message);
256 mi_remove_notify_hooks ();
258 if (mi_error_message != NULL)
259 error ("%s", mi_error_message);
260 do_cleanups (old_chain);
263 /* This inserts a number of hooks that are meant to produce
264 async-notify ("=") MI messages while running commands in another
265 interpreter using mi_interpreter_exec. The canonical use for this
266 is to allow access to the gdb CLI interpreter from within the MI,
267 while still producing MI style output when actions in the CLI
268 command change GDB's state. */
271 mi_insert_notify_hooks (void)
273 deprecated_query_hook = mi_interp_query_hook;
277 mi_remove_notify_hooks (void)
279 deprecated_query_hook = NULL;
283 mi_interp_query_hook (const char *ctlstr, va_list ap)
289 mi_execute_command_wrapper (const char *cmd)
291 mi_execute_command (cmd, stdin == instream);
294 /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */
297 mi_execute_command_input_handler (char *cmd)
299 mi_execute_command_wrapper (cmd);
301 fputs_unfiltered ("(gdb) \n", raw_stdout);
302 gdb_flush (raw_stdout);
306 mi_command_loop (void *data)
308 /* Turn off 8 bit strings in quoted output. Any character with the
309 high bit set is printed using C's octal format. */
310 sevenbit_strings = 1;
312 /* Tell the world that we're alive. */
313 fputs_unfiltered ("(gdb) \n", raw_stdout);
314 gdb_flush (raw_stdout);
320 mi_new_thread (struct thread_info *t)
322 struct mi_interp *mi = top_level_interpreter_data ();
323 struct inferior *inf = find_inferior_pid (ptid_get_pid (t->ptid));
327 fprintf_unfiltered (mi->event_channel,
328 "thread-created,id=\"%d\",group-id=\"i%d\"",
330 gdb_flush (mi->event_channel);
334 mi_thread_exit (struct thread_info *t, int silent)
336 struct mi_interp *mi;
337 struct inferior *inf;
342 inf = find_inferior_pid (ptid_get_pid (t->ptid));
344 mi = top_level_interpreter_data ();
345 target_terminal_ours ();
346 fprintf_unfiltered (mi->event_channel,
347 "thread-exited,id=\"%d\",group-id=\"i%d\"",
349 gdb_flush (mi->event_channel);
352 /* Emit notification on changing the state of record. */
355 mi_record_changed (struct inferior *inferior, int started)
357 struct mi_interp *mi = top_level_interpreter_data ();
359 fprintf_unfiltered (mi->event_channel, "record-%s,thread-group=\"i%d\"",
360 started ? "started" : "stopped", inferior->num);
362 gdb_flush (mi->event_channel);
366 mi_inferior_added (struct inferior *inf)
368 struct mi_interp *mi = top_level_interpreter_data ();
370 target_terminal_ours ();
371 fprintf_unfiltered (mi->event_channel,
372 "thread-group-added,id=\"i%d\"",
374 gdb_flush (mi->event_channel);
378 mi_inferior_appeared (struct inferior *inf)
380 struct mi_interp *mi = top_level_interpreter_data ();
382 target_terminal_ours ();
383 fprintf_unfiltered (mi->event_channel,
384 "thread-group-started,id=\"i%d\",pid=\"%d\"",
386 gdb_flush (mi->event_channel);
390 mi_inferior_exit (struct inferior *inf)
392 struct mi_interp *mi = top_level_interpreter_data ();
394 target_terminal_ours ();
395 if (inf->has_exit_code)
396 fprintf_unfiltered (mi->event_channel,
397 "thread-group-exited,id=\"i%d\",exit-code=\"%s\"",
398 inf->num, int_string (inf->exit_code, 8, 0, 0, 1));
400 fprintf_unfiltered (mi->event_channel,
401 "thread-group-exited,id=\"i%d\"", inf->num);
403 gdb_flush (mi->event_channel);
407 mi_inferior_removed (struct inferior *inf)
409 struct mi_interp *mi = top_level_interpreter_data ();
411 target_terminal_ours ();
412 fprintf_unfiltered (mi->event_channel,
413 "thread-group-removed,id=\"i%d\"",
415 gdb_flush (mi->event_channel);
419 mi_on_normal_stop (struct bpstats *bs, int print_frame)
421 /* Since this can be called when CLI command is executing,
422 using cli interpreter, be sure to use MI uiout for output,
423 not the current one. */
424 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
430 if (current_uiout != mi_uiout)
432 /* The normal_stop function has printed frame information
433 into CLI uiout, or some other non-MI uiout. There's no
434 way we can extract proper fields from random uiout
435 object, so we print the frame again. In practice, this
436 can only happen when running a CLI command in MI. */
437 struct ui_out *saved_uiout = current_uiout;
438 struct target_waitstatus last;
441 current_uiout = mi_uiout;
443 get_last_target_status (&last_ptid, &last);
444 print_stop_event (&last);
446 current_uiout = saved_uiout;
449 ui_out_field_int (mi_uiout, "thread-id",
450 pid_to_thread_id (inferior_ptid));
453 struct cleanup *back_to = make_cleanup_ui_out_list_begin_end
454 (mi_uiout, "stopped-threads");
456 ui_out_field_int (mi_uiout, NULL,
457 pid_to_thread_id (inferior_ptid));
458 do_cleanups (back_to);
461 ui_out_field_string (mi_uiout, "stopped-threads", "all");
463 core = target_core_of_thread (inferior_ptid);
465 ui_out_field_int (mi_uiout, "core", core);
468 fputs_unfiltered ("*stopped", raw_stdout);
469 mi_out_put (mi_uiout, raw_stdout);
470 mi_out_rewind (mi_uiout);
471 mi_print_timing_maybe ();
472 fputs_unfiltered ("\n", raw_stdout);
473 gdb_flush (raw_stdout);
477 mi_about_to_proceed (void)
479 /* Suppress output while calling an inferior function. */
481 if (!ptid_equal (inferior_ptid, null_ptid))
483 struct thread_info *tp = inferior_thread ();
485 if (tp->control.in_infcall)
492 /* When the element is non-zero, no MI notifications will be emitted in
493 response to the corresponding observers. */
495 struct mi_suppress_notification mi_suppress_notification =
502 /* Emit notification on changing a traceframe. */
505 mi_traceframe_changed (int tfnum, int tpnum)
507 struct mi_interp *mi = top_level_interpreter_data ();
509 if (mi_suppress_notification.traceframe)
512 target_terminal_ours ();
515 fprintf_unfiltered (mi->event_channel, "traceframe-changed,"
516 "num=\"%d\",tracepoint=\"%d\"\n",
519 fprintf_unfiltered (mi->event_channel, "traceframe-changed,end");
521 gdb_flush (mi->event_channel);
524 /* Emit notification on creating a trace state variable. */
527 mi_tsv_created (const struct trace_state_variable *tsv)
529 struct mi_interp *mi = top_level_interpreter_data ();
531 target_terminal_ours ();
533 fprintf_unfiltered (mi->event_channel, "tsv-created,"
534 "name=\"%s\",initial=\"%s\"\n",
535 tsv->name, plongest (tsv->initial_value));
537 gdb_flush (mi->event_channel);
540 /* Emit notification on deleting a trace state variable. */
543 mi_tsv_deleted (const struct trace_state_variable *tsv)
545 struct mi_interp *mi = top_level_interpreter_data ();
547 target_terminal_ours ();
550 fprintf_unfiltered (mi->event_channel, "tsv-deleted,"
551 "name=\"%s\"\n", tsv->name);
553 fprintf_unfiltered (mi->event_channel, "tsv-deleted\n");
555 gdb_flush (mi->event_channel);
558 /* Emit notification on modifying a trace state variable. */
561 mi_tsv_modified (const struct trace_state_variable *tsv)
563 struct mi_interp *mi = top_level_interpreter_data ();
564 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
566 target_terminal_ours ();
568 fprintf_unfiltered (mi->event_channel,
571 ui_out_redirect (mi_uiout, mi->event_channel);
573 ui_out_field_string (mi_uiout, "name", tsv->name);
574 ui_out_field_string (mi_uiout, "initial",
575 plongest (tsv->initial_value));
576 if (tsv->value_known)
577 ui_out_field_string (mi_uiout, "current", plongest (tsv->value));
579 ui_out_redirect (mi_uiout, NULL);
581 gdb_flush (mi->event_channel);
584 /* Emit notification about a created breakpoint. */
587 mi_breakpoint_created (struct breakpoint *b)
589 struct mi_interp *mi = top_level_interpreter_data ();
590 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
591 volatile struct gdb_exception e;
593 if (mi_suppress_notification.breakpoint)
599 target_terminal_ours ();
600 fprintf_unfiltered (mi->event_channel,
601 "breakpoint-created");
602 /* We want the output from gdb_breakpoint_query to go to
603 mi->event_channel. One approach would be to just call
604 gdb_breakpoint_query, and then use mi_out_put to send the current
605 content of mi_outout into mi->event_channel. However, that will
606 break if anything is output to mi_uiout prior to calling the
607 breakpoint_created notifications. So, we use
609 ui_out_redirect (mi_uiout, mi->event_channel);
610 TRY_CATCH (e, RETURN_MASK_ERROR)
611 gdb_breakpoint_query (mi_uiout, b->number, NULL);
612 ui_out_redirect (mi_uiout, NULL);
614 gdb_flush (mi->event_channel);
617 /* Emit notification about deleted breakpoint. */
620 mi_breakpoint_deleted (struct breakpoint *b)
622 struct mi_interp *mi = top_level_interpreter_data ();
624 if (mi_suppress_notification.breakpoint)
630 target_terminal_ours ();
632 fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"",
635 gdb_flush (mi->event_channel);
638 /* Emit notification about modified breakpoint. */
641 mi_breakpoint_modified (struct breakpoint *b)
643 struct mi_interp *mi = top_level_interpreter_data ();
644 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
645 volatile struct gdb_exception e;
647 if (mi_suppress_notification.breakpoint)
653 target_terminal_ours ();
654 fprintf_unfiltered (mi->event_channel,
655 "breakpoint-modified");
656 /* We want the output from gdb_breakpoint_query to go to
657 mi->event_channel. One approach would be to just call
658 gdb_breakpoint_query, and then use mi_out_put to send the current
659 content of mi_outout into mi->event_channel. However, that will
660 break if anything is output to mi_uiout prior to calling the
661 breakpoint_created notifications. So, we use
663 ui_out_redirect (mi_uiout, mi->event_channel);
664 TRY_CATCH (e, RETURN_MASK_ERROR)
665 gdb_breakpoint_query (mi_uiout, b->number, NULL);
666 ui_out_redirect (mi_uiout, NULL);
668 gdb_flush (mi->event_channel);
672 mi_output_running_pid (struct thread_info *info, void *arg)
676 if (ptid_get_pid (*ptid) == ptid_get_pid (info->ptid))
677 fprintf_unfiltered (raw_stdout,
678 "*running,thread-id=\"%d\"\n",
685 mi_inferior_count (struct inferior *inf, void *arg)
697 mi_on_resume (ptid_t ptid)
699 struct thread_info *tp = NULL;
701 if (ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid))
702 tp = inferior_thread ();
704 tp = find_thread_ptid (ptid);
706 /* Suppress output while calling an inferior function. */
707 if (tp->control.in_infcall)
710 /* To cater for older frontends, emit ^running, but do it only once
711 per each command. We do it here, since at this point we know
712 that the target was successfully resumed, and in non-async mode,
713 we won't return back to MI interpreter code until the target
714 is done running, so delaying the output of "^running" until then
715 will make it impossible for frontend to know what's going on.
717 In future (MI3), we'll be outputting "^done" here. */
718 if (!running_result_record_printed && mi_proceeded)
720 fprintf_unfiltered (raw_stdout, "%s^running\n",
721 current_token ? current_token : "");
724 if (ptid_get_pid (ptid) == -1)
725 fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n");
726 else if (ptid_is_pid (ptid))
730 /* Backwards compatibility. If there's only one inferior,
731 output "all", otherwise, output each resumed thread
733 iterate_over_inferiors (mi_inferior_count, &count);
736 fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n");
738 iterate_over_threads (mi_output_running_pid, &ptid);
742 struct thread_info *ti = find_thread_ptid (ptid);
745 fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", ti->num);
748 if (!running_result_record_printed && mi_proceeded)
750 running_result_record_printed = 1;
751 /* This is what gdb used to do historically -- printing prompt even if
752 it cannot actually accept any input. This will be surely removed
753 for MI3, and may be removed even earler. */
754 /* FIXME: review the use of target_is_async_p here -- is that
756 if (!target_is_async_p ())
757 fputs_unfiltered ("(gdb) \n", raw_stdout);
759 gdb_flush (raw_stdout);
763 mi_solib_loaded (struct so_list *solib)
765 struct mi_interp *mi = top_level_interpreter_data ();
767 target_terminal_ours ();
768 if (gdbarch_has_global_solist (target_gdbarch ()))
769 fprintf_unfiltered (mi->event_channel,
770 "library-loaded,id=\"%s\",target-name=\"%s\","
771 "host-name=\"%s\",symbols-loaded=\"%d\"",
772 solib->so_original_name, solib->so_original_name,
773 solib->so_name, solib->symbols_loaded);
775 fprintf_unfiltered (mi->event_channel,
776 "library-loaded,id=\"%s\",target-name=\"%s\","
777 "host-name=\"%s\",symbols-loaded=\"%d\","
778 "thread-group=\"i%d\"",
779 solib->so_original_name, solib->so_original_name,
780 solib->so_name, solib->symbols_loaded,
781 current_inferior ()->num);
783 gdb_flush (mi->event_channel);
787 mi_solib_unloaded (struct so_list *solib)
789 struct mi_interp *mi = top_level_interpreter_data ();
791 target_terminal_ours ();
792 if (gdbarch_has_global_solist (target_gdbarch ()))
793 fprintf_unfiltered (mi->event_channel,
794 "library-unloaded,id=\"%s\",target-name=\"%s\","
796 solib->so_original_name, solib->so_original_name,
799 fprintf_unfiltered (mi->event_channel,
800 "library-unloaded,id=\"%s\",target-name=\"%s\","
801 "host-name=\"%s\",thread-group=\"i%d\"",
802 solib->so_original_name, solib->so_original_name,
803 solib->so_name, current_inferior ()->num);
805 gdb_flush (mi->event_channel);
808 /* Emit notification about the command parameter change. */
811 mi_command_param_changed (const char *param, const char *value)
813 struct mi_interp *mi = top_level_interpreter_data ();
814 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
816 if (mi_suppress_notification.cmd_param_changed)
819 target_terminal_ours ();
821 fprintf_unfiltered (mi->event_channel,
822 "cmd-param-changed");
824 ui_out_redirect (mi_uiout, mi->event_channel);
826 ui_out_field_string (mi_uiout, "param", param);
827 ui_out_field_string (mi_uiout, "value", value);
829 ui_out_redirect (mi_uiout, NULL);
831 gdb_flush (mi->event_channel);
834 /* Emit notification about the target memory change. */
837 mi_memory_changed (struct inferior *inferior, CORE_ADDR memaddr,
838 ssize_t len, const bfd_byte *myaddr)
840 struct mi_interp *mi = top_level_interpreter_data ();
841 struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ());
842 struct obj_section *sec;
844 if (mi_suppress_notification.memory)
847 target_terminal_ours ();
849 fprintf_unfiltered (mi->event_channel,
852 ui_out_redirect (mi_uiout, mi->event_channel);
854 ui_out_field_fmt (mi_uiout, "thread-group", "i%d", inferior->num);
855 ui_out_field_core_addr (mi_uiout, "addr", target_gdbarch (), memaddr);
856 ui_out_field_fmt (mi_uiout, "len", "%s", hex_string (len));
858 /* Append 'type=code' into notification if MEMADDR falls in the range of
859 sections contain code. */
860 sec = find_pc_section (memaddr);
861 if (sec != NULL && sec->objfile != NULL)
863 flagword flags = bfd_get_section_flags (sec->objfile->obfd,
864 sec->the_bfd_section);
866 if (flags & SEC_CODE)
867 ui_out_field_string (mi_uiout, "type", "code");
870 ui_out_redirect (mi_uiout, NULL);
872 gdb_flush (mi->event_channel);
876 report_initial_inferior (struct inferior *inf, void *closure)
878 /* This function is called from mi_intepreter_init, and since
879 mi_inferior_added assumes that inferior is fully initialized
880 and top_level_interpreter_data is set, we cannot call
882 struct mi_interp *mi = closure;
884 target_terminal_ours ();
885 fprintf_unfiltered (mi->event_channel,
886 "thread-group-added,id=\"i%d\"",
888 gdb_flush (mi->event_channel);
892 static struct ui_out *
893 mi_ui_out (struct interp *interp)
895 struct mi_interp *mi = interp_data (interp);
900 /* Save the original value of raw_stdout here when logging, so we can
901 restore correctly when done. */
903 static struct ui_file *saved_raw_stdout;
905 /* Do MI-specific logging actions; save raw_stdout, and change all
906 the consoles to use the supplied ui-file(s). */
909 mi_set_logging (struct interp *interp, int start_log,
910 struct ui_file *out, struct ui_file *logfile)
912 struct mi_interp *mi = interp_data (interp);
919 /* The tee created already is based on gdb_stdout, which for MI
920 is a console and so we end up in an infinite loop of console
921 writing to ui_file writing to console etc. So discard the
922 existing tee (it hasn't been used yet, and MI won't ever use
923 it), and create one based on raw_stdout instead. */
926 ui_file_delete (out);
927 out = tee_file_new (raw_stdout, 0, logfile, 0);
930 saved_raw_stdout = raw_stdout;
935 raw_stdout = saved_raw_stdout;
936 saved_raw_stdout = NULL;
939 mi_console_set_raw (mi->out, raw_stdout);
940 mi_console_set_raw (mi->err, raw_stdout);
941 mi_console_set_raw (mi->log, raw_stdout);
942 mi_console_set_raw (mi->targ, raw_stdout);
943 mi_console_set_raw (mi->event_channel, raw_stdout);
948 extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */
951 _initialize_mi_interp (void)
953 static const struct interp_procs procs =
955 mi_interpreter_init, /* init_proc */
956 mi_interpreter_resume, /* resume_proc */
957 mi_interpreter_suspend, /* suspend_proc */
958 mi_interpreter_exec, /* exec_proc */
959 mi_interpreter_prompt_p, /* prompt_proc_p */
960 mi_ui_out, /* ui_out_proc */
961 mi_set_logging, /* set_logging_proc */
962 mi_command_loop /* command_loop_proc */
965 /* The various interpreter levels. */
966 interp_add (interp_new (INTERP_MI1, &procs));
967 interp_add (interp_new (INTERP_MI2, &procs));
968 interp_add (interp_new (INTERP_MI3, &procs));
969 interp_add (interp_new (INTERP_MI, &procs));