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4a8f6654 AC |
1 | /* MI Interpreter Definitions and Commands for GDB, the GNU debugger. |
2 | ||
618f726f | 3 | Copyright (C) 2002-2016 Free Software Foundation, Inc. |
4a8f6654 AC |
4 | |
5 | This file is part of GDB. | |
6 | ||
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 | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
4a8f6654 AC |
10 | (at your option) any later version. |
11 | ||
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. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
4a8f6654 AC |
19 | |
20 | #include "defs.h" | |
4a8f6654 AC |
21 | #include "interps.h" |
22 | #include "event-top.h" | |
23 | #include "event-loop.h" | |
24 | #include "inferior.h" | |
45741a9c | 25 | #include "infrun.h" |
4a8f6654 AC |
26 | #include "ui-out.h" |
27 | #include "top.h" | |
4a8f6654 AC |
28 | #include "mi-main.h" |
29 | #include "mi-cmds.h" | |
30 | #include "mi-out.h" | |
31 | #include "mi-console.h" | |
66bb093b | 32 | #include "mi-common.h" |
683f2885 VP |
33 | #include "observer.h" |
34 | #include "gdbthread.h" | |
c86cf029 | 35 | #include "solist.h" |
8d3788bd | 36 | #include "gdb.h" |
8de0566d | 37 | #include "objfiles.h" |
134a2066 | 38 | #include "tracepoint.h" |
17b2616c | 39 | #include "cli-out.h" |
243a9253 | 40 | #include "thread-fsm.h" |
4a8f6654 | 41 | |
2b03b41d SS |
42 | /* These are the interpreter setup, etc. functions for the MI |
43 | interpreter. */ | |
44 | ||
ee047554 | 45 | static void mi_execute_command_wrapper (const char *cmd); |
e837f12a | 46 | static void mi_execute_command_input_handler (char *cmd); |
1af12a7d | 47 | static void mi_command_loop (void *data); |
4a8f6654 AC |
48 | |
49 | /* These are hooks that we put in place while doing interpreter_exec | |
2b03b41d SS |
50 | so we can report interesting things that happened "behind the MI's |
51 | back" in this command. */ | |
52 | ||
bee0189a | 53 | static int mi_interp_query_hook (const char *ctlstr, va_list ap) |
2b03b41d | 54 | ATTRIBUTE_PRINTF (1, 0); |
4a8f6654 | 55 | |
4a8f6654 AC |
56 | static void mi_insert_notify_hooks (void); |
57 | static void mi_remove_notify_hooks (void); | |
fd664c91 PA |
58 | |
59 | static void mi_on_signal_received (enum gdb_signal siggnal); | |
60 | static void mi_on_end_stepping_range (void); | |
61 | static void mi_on_signal_exited (enum gdb_signal siggnal); | |
62 | static void mi_on_exited (int exitstatus); | |
1d33d6ba | 63 | static void mi_on_normal_stop (struct bpstats *bs, int print_frame); |
fd664c91 | 64 | static void mi_on_no_history (void); |
4a8f6654 | 65 | |
683f2885 | 66 | static void mi_new_thread (struct thread_info *t); |
a07daef3 | 67 | static void mi_thread_exit (struct thread_info *t, int silent); |
82a90ccf | 68 | static void mi_record_changed (struct inferior*, int); |
a79b8f6e VP |
69 | static void mi_inferior_added (struct inferior *inf); |
70 | static void mi_inferior_appeared (struct inferior *inf); | |
71 | static void mi_inferior_exit (struct inferior *inf); | |
72 | static void mi_inferior_removed (struct inferior *inf); | |
e1ac3328 | 73 | static void mi_on_resume (ptid_t ptid); |
c86cf029 VP |
74 | static void mi_solib_loaded (struct so_list *solib); |
75 | static void mi_solib_unloaded (struct so_list *solib); | |
f3b1572e | 76 | static void mi_about_to_proceed (void); |
201b4506 | 77 | static void mi_traceframe_changed (int tfnum, int tpnum); |
134a2066 YQ |
78 | static void mi_tsv_created (const struct trace_state_variable *tsv); |
79 | static void mi_tsv_deleted (const struct trace_state_variable *tsv); | |
80 | static void mi_tsv_modified (const struct trace_state_variable *tsv); | |
8d3788bd VP |
81 | static void mi_breakpoint_created (struct breakpoint *b); |
82 | static void mi_breakpoint_deleted (struct breakpoint *b); | |
83 | static void mi_breakpoint_modified (struct breakpoint *b); | |
5b9afe8a | 84 | static void mi_command_param_changed (const char *param, const char *value); |
8de0566d YQ |
85 | static void mi_memory_changed (struct inferior *inf, CORE_ADDR memaddr, |
86 | ssize_t len, const bfd_byte *myaddr); | |
329ea579 | 87 | static void mi_on_sync_execution_done (void); |
683f2885 | 88 | |
a79b8f6e VP |
89 | static int report_initial_inferior (struct inferior *inf, void *closure); |
90 | ||
4a8f6654 | 91 | static void * |
4801a9a3 | 92 | mi_interpreter_init (struct interp *interp, int top_level) |
4a8f6654 | 93 | { |
70ba0933 | 94 | struct mi_interp *mi = XNEW (struct mi_interp); |
4801a9a3 PA |
95 | const char *name; |
96 | int mi_version; | |
4a8f6654 | 97 | |
bf6309af SS |
98 | /* Assign the output channel created at startup to its own global, |
99 | so that we can create a console channel that encapsulates and | |
100 | prefixes all gdb_output-type bits coming from the rest of the | |
101 | debugger. */ | |
4a8f6654 | 102 | |
bf6309af | 103 | raw_stdout = gdb_stdout; |
4a8f6654 | 104 | |
2b03b41d SS |
105 | /* Create MI console channels, each with a different prefix so they |
106 | can be distinguished. */ | |
4a8f6654 AC |
107 | mi->out = mi_console_file_new (raw_stdout, "~", '"'); |
108 | mi->err = mi_console_file_new (raw_stdout, "&", '"'); | |
109 | mi->log = mi->err; | |
110 | mi->targ = mi_console_file_new (raw_stdout, "@", '"'); | |
111 | mi->event_channel = mi_console_file_new (raw_stdout, "=", 0); | |
112 | ||
4801a9a3 PA |
113 | name = interp_name (interp); |
114 | /* INTERP_MI selects the most recent released version. "mi2" was | |
115 | released as part of GDB 6.0. */ | |
116 | if (strcmp (name, INTERP_MI) == 0) | |
117 | mi_version = 2; | |
118 | else if (strcmp (name, INTERP_MI1) == 0) | |
119 | mi_version = 1; | |
120 | else if (strcmp (name, INTERP_MI2) == 0) | |
121 | mi_version = 2; | |
122 | else if (strcmp (name, INTERP_MI3) == 0) | |
123 | mi_version = 3; | |
124 | else | |
125 | gdb_assert_not_reached ("unhandled MI version"); | |
126 | ||
fd664c91 PA |
127 | mi->mi_uiout = mi_out_new (mi_version); |
128 | mi->cli_uiout = cli_out_new (mi->out); | |
129 | ||
130 | /* There are installed even if MI is not the top level interpreter. | |
131 | The callbacks themselves decide whether to be skipped. */ | |
132 | observer_attach_signal_received (mi_on_signal_received); | |
133 | observer_attach_end_stepping_range (mi_on_end_stepping_range); | |
134 | observer_attach_signal_exited (mi_on_signal_exited); | |
135 | observer_attach_exited (mi_on_exited); | |
136 | observer_attach_no_history (mi_on_no_history); | |
4801a9a3 | 137 | |
683f2885 | 138 | if (top_level) |
063bfe2e VP |
139 | { |
140 | observer_attach_new_thread (mi_new_thread); | |
141 | observer_attach_thread_exit (mi_thread_exit); | |
a79b8f6e | 142 | observer_attach_inferior_added (mi_inferior_added); |
6c95b8df | 143 | observer_attach_inferior_appeared (mi_inferior_appeared); |
4a92f99b | 144 | observer_attach_inferior_exit (mi_inferior_exit); |
a79b8f6e | 145 | observer_attach_inferior_removed (mi_inferior_removed); |
82a90ccf | 146 | observer_attach_record_changed (mi_record_changed); |
f7f9a841 | 147 | observer_attach_normal_stop (mi_on_normal_stop); |
e1ac3328 | 148 | observer_attach_target_resumed (mi_on_resume); |
c86cf029 VP |
149 | observer_attach_solib_loaded (mi_solib_loaded); |
150 | observer_attach_solib_unloaded (mi_solib_unloaded); | |
f3b1572e | 151 | observer_attach_about_to_proceed (mi_about_to_proceed); |
201b4506 | 152 | observer_attach_traceframe_changed (mi_traceframe_changed); |
bb25a15c YQ |
153 | observer_attach_tsv_created (mi_tsv_created); |
154 | observer_attach_tsv_deleted (mi_tsv_deleted); | |
134a2066 | 155 | observer_attach_tsv_modified (mi_tsv_modified); |
8d3788bd VP |
156 | observer_attach_breakpoint_created (mi_breakpoint_created); |
157 | observer_attach_breakpoint_deleted (mi_breakpoint_deleted); | |
158 | observer_attach_breakpoint_modified (mi_breakpoint_modified); | |
5b9afe8a | 159 | observer_attach_command_param_changed (mi_command_param_changed); |
8de0566d | 160 | observer_attach_memory_changed (mi_memory_changed); |
329ea579 | 161 | observer_attach_sync_execution_done (mi_on_sync_execution_done); |
a79b8f6e | 162 | |
2b03b41d SS |
163 | /* The initial inferior is created before this function is |
164 | called, so we need to report it explicitly. Use iteration in | |
165 | case future version of GDB creates more than one inferior | |
166 | up-front. */ | |
a79b8f6e | 167 | iterate_over_inferiors (report_initial_inferior, mi); |
063bfe2e | 168 | } |
683f2885 | 169 | |
4a8f6654 AC |
170 | return mi; |
171 | } | |
172 | ||
173 | static int | |
174 | mi_interpreter_resume (void *data) | |
175 | { | |
19ba03f4 | 176 | struct mi_interp *mi = (struct mi_interp *) data; |
4a8f6654 | 177 | |
2b03b41d SS |
178 | /* As per hack note in mi_interpreter_init, swap in the output |
179 | channels... */ | |
4a8f6654 AC |
180 | gdb_setup_readline (); |
181 | ||
362646f5 AC |
182 | /* These overwrite some of the initialization done in |
183 | _intialize_event_loop. */ | |
184 | call_readline = gdb_readline2; | |
e837f12a | 185 | input_handler = mi_execute_command_input_handler; |
362646f5 AC |
186 | async_command_editing_p = 0; |
187 | /* FIXME: This is a total hack for now. PB's use of the MI | |
188 | implicitly relies on a bug in the async support which allows | |
189 | asynchronous commands to leak through the commmand loop. The bug | |
190 | involves (but is not limited to) the fact that sync_execution was | |
191 | erroneously initialized to 0. Duplicate by initializing it thus | |
192 | here... */ | |
193 | sync_execution = 0; | |
4a8f6654 AC |
194 | |
195 | gdb_stdout = mi->out; | |
2b03b41d | 196 | /* Route error and log output through the MI. */ |
4a8f6654 AC |
197 | gdb_stderr = mi->err; |
198 | gdb_stdlog = mi->log; | |
2b03b41d | 199 | /* Route target output through the MI. */ |
4a8f6654 | 200 | gdb_stdtarg = mi->targ; |
2b03b41d | 201 | /* Route target error through the MI as well. */ |
1f20321b | 202 | gdb_stdtargerr = mi->targ; |
4a8f6654 AC |
203 | |
204 | /* Replace all the hooks that we know about. There really needs to | |
205 | be a better way of doing this... */ | |
206 | clear_interpreter_hooks (); | |
207 | ||
9a4105ab | 208 | deprecated_show_load_progress = mi_load_progress; |
4a8f6654 | 209 | |
4a8f6654 AC |
210 | return 1; |
211 | } | |
212 | ||
213 | static int | |
214 | mi_interpreter_suspend (void *data) | |
215 | { | |
216 | gdb_disable_readline (); | |
217 | return 1; | |
218 | } | |
219 | ||
71fff37b | 220 | static struct gdb_exception |
4a8f6654 AC |
221 | mi_interpreter_exec (void *data, const char *command) |
222 | { | |
ee047554 | 223 | mi_execute_command_wrapper (command); |
c1043fc2 | 224 | return exception_none; |
4a8f6654 AC |
225 | } |
226 | ||
ce8f13f8 | 227 | void |
4a8f6654 AC |
228 | mi_cmd_interpreter_exec (char *command, char **argv, int argc) |
229 | { | |
230 | struct interp *interp_to_use; | |
4a8f6654 | 231 | int i; |
a13e061a PA |
232 | char *mi_error_message = NULL; |
233 | struct cleanup *old_chain; | |
4a8f6654 AC |
234 | |
235 | if (argc < 2) | |
1b05df00 | 236 | error (_("-interpreter-exec: " |
9b20d036 | 237 | "Usage: -interpreter-exec interp command")); |
4a8f6654 AC |
238 | |
239 | interp_to_use = interp_lookup (argv[0]); | |
240 | if (interp_to_use == NULL) | |
1b05df00 | 241 | error (_("-interpreter-exec: could not find interpreter \"%s\""), |
9a2b4c1b | 242 | argv[0]); |
4a8f6654 | 243 | |
17b2616c PA |
244 | /* Note that unlike the CLI version of this command, we don't |
245 | actually set INTERP_TO_USE as the current interpreter, as we | |
246 | still want gdb_stdout, etc. to point at MI streams. */ | |
247 | ||
2b03b41d SS |
248 | /* Insert the MI out hooks, making sure to also call the |
249 | interpreter's hooks if it has any. */ | |
250 | /* KRS: We shouldn't need this... Events should be installed and | |
251 | they should just ALWAYS fire something out down the MI | |
252 | channel. */ | |
4a8f6654 AC |
253 | mi_insert_notify_hooks (); |
254 | ||
2b03b41d | 255 | /* Now run the code. */ |
4a8f6654 | 256 | |
a13e061a | 257 | old_chain = make_cleanup (null_cleanup, 0); |
4a8f6654 AC |
258 | for (i = 1; i < argc; i++) |
259 | { | |
32c1e744 | 260 | struct gdb_exception e = interp_exec (interp_to_use, argv[i]); |
102040f0 | 261 | |
32c1e744 VP |
262 | if (e.reason < 0) |
263 | { | |
264 | mi_error_message = xstrdup (e.message); | |
a13e061a | 265 | make_cleanup (xfree, mi_error_message); |
32c1e744 VP |
266 | break; |
267 | } | |
4a8f6654 AC |
268 | } |
269 | ||
270 | mi_remove_notify_hooks (); | |
271 | ||
a13e061a PA |
272 | if (mi_error_message != NULL) |
273 | error ("%s", mi_error_message); | |
274 | do_cleanups (old_chain); | |
4a8f6654 AC |
275 | } |
276 | ||
2b03b41d SS |
277 | /* This inserts a number of hooks that are meant to produce |
278 | async-notify ("=") MI messages while running commands in another | |
279 | interpreter using mi_interpreter_exec. The canonical use for this | |
280 | is to allow access to the gdb CLI interpreter from within the MI, | |
281 | while still producing MI style output when actions in the CLI | |
282 | command change GDB's state. */ | |
4a8f6654 AC |
283 | |
284 | static void | |
285 | mi_insert_notify_hooks (void) | |
286 | { | |
9a4105ab | 287 | deprecated_query_hook = mi_interp_query_hook; |
4a8f6654 AC |
288 | } |
289 | ||
290 | static void | |
11308a41 | 291 | mi_remove_notify_hooks (void) |
4a8f6654 | 292 | { |
9a4105ab | 293 | deprecated_query_hook = NULL; |
4a8f6654 AC |
294 | } |
295 | ||
296 | static int | |
297 | mi_interp_query_hook (const char *ctlstr, va_list ap) | |
298 | { | |
299 | return 1; | |
300 | } | |
301 | ||
4a8f6654 | 302 | static void |
ee047554 | 303 | mi_execute_command_wrapper (const char *cmd) |
4a8f6654 AC |
304 | { |
305 | mi_execute_command (cmd, stdin == instream); | |
306 | } | |
307 | ||
329ea579 PA |
308 | /* Observer for the synchronous_command_done notification. */ |
309 | ||
310 | static void | |
311 | mi_on_sync_execution_done (void) | |
312 | { | |
0b333c5e PA |
313 | /* If MI is sync, then output the MI prompt now, indicating we're |
314 | ready for further input. */ | |
329ea579 PA |
315 | if (!mi_async_p ()) |
316 | { | |
317 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
318 | gdb_flush (raw_stdout); | |
319 | } | |
320 | } | |
321 | ||
e837f12a JK |
322 | /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */ |
323 | ||
324 | static void | |
325 | mi_execute_command_input_handler (char *cmd) | |
326 | { | |
327 | mi_execute_command_wrapper (cmd); | |
328 | ||
0b333c5e PA |
329 | /* Print a prompt, indicating we're ready for further input, unless |
330 | we just started a synchronous command. In that case, we're about | |
331 | to go back to the event loop and will output the prompt in the | |
332 | 'synchronous_command_done' observer when the target next | |
333 | stops. */ | |
334 | if (!sync_execution) | |
329ea579 PA |
335 | { |
336 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
337 | gdb_flush (raw_stdout); | |
338 | } | |
e837f12a JK |
339 | } |
340 | ||
4a8f6654 | 341 | static void |
1af12a7d | 342 | mi_command_loop (void *data) |
4a8f6654 | 343 | { |
4a8f6654 | 344 | /* Turn off 8 bit strings in quoted output. Any character with the |
2b03b41d | 345 | high bit set is printed using C's octal format. */ |
4a8f6654 | 346 | sevenbit_strings = 1; |
2b03b41d SS |
347 | |
348 | /* Tell the world that we're alive. */ | |
4a8f6654 AC |
349 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
350 | gdb_flush (raw_stdout); | |
2b03b41d | 351 | |
362646f5 | 352 | start_event_loop (); |
4a8f6654 AC |
353 | } |
354 | ||
683f2885 VP |
355 | static void |
356 | mi_new_thread (struct thread_info *t) | |
357 | { | |
19ba03f4 | 358 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
c9657e70 | 359 | struct inferior *inf = find_inferior_ptid (t->ptid); |
a79b8f6e VP |
360 | |
361 | gdb_assert (inf); | |
683f2885 | 362 | |
3d043ef6 | 363 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e | 364 | "thread-created,id=\"%d\",group-id=\"i%d\"", |
5d5658a1 | 365 | t->global_num, inf->num); |
683f2885 VP |
366 | gdb_flush (mi->event_channel); |
367 | } | |
368 | ||
063bfe2e | 369 | static void |
a07daef3 | 370 | mi_thread_exit (struct thread_info *t, int silent) |
063bfe2e | 371 | { |
a07daef3 | 372 | struct mi_interp *mi; |
a79b8f6e | 373 | struct inferior *inf; |
1abf3a14 | 374 | struct cleanup *old_chain; |
a07daef3 PA |
375 | |
376 | if (silent) | |
377 | return; | |
378 | ||
c9657e70 | 379 | inf = find_inferior_ptid (t->ptid); |
a79b8f6e | 380 | |
19ba03f4 | 381 | mi = (struct mi_interp *) top_level_interpreter_data (); |
1abf3a14 | 382 | old_chain = make_cleanup_restore_target_terminal (); |
063bfe2e | 383 | target_terminal_ours (); |
3d043ef6 | 384 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e | 385 | "thread-exited,id=\"%d\",group-id=\"i%d\"", |
5d5658a1 | 386 | t->global_num, inf->num); |
063bfe2e | 387 | gdb_flush (mi->event_channel); |
1abf3a14 SM |
388 | |
389 | do_cleanups (old_chain); | |
063bfe2e VP |
390 | } |
391 | ||
82a90ccf YQ |
392 | /* Emit notification on changing the state of record. */ |
393 | ||
394 | static void | |
395 | mi_record_changed (struct inferior *inferior, int started) | |
396 | { | |
19ba03f4 | 397 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
82a90ccf YQ |
398 | |
399 | fprintf_unfiltered (mi->event_channel, "record-%s,thread-group=\"i%d\"", | |
400 | started ? "started" : "stopped", inferior->num); | |
401 | ||
402 | gdb_flush (mi->event_channel); | |
403 | } | |
404 | ||
a79b8f6e VP |
405 | static void |
406 | mi_inferior_added (struct inferior *inf) | |
407 | { | |
19ba03f4 | 408 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
102040f0 | 409 | |
a79b8f6e VP |
410 | target_terminal_ours (); |
411 | fprintf_unfiltered (mi->event_channel, | |
412 | "thread-group-added,id=\"i%d\"", | |
413 | inf->num); | |
414 | gdb_flush (mi->event_channel); | |
415 | } | |
416 | ||
417 | static void | |
418 | mi_inferior_appeared (struct inferior *inf) | |
4a92f99b | 419 | { |
19ba03f4 | 420 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
102040f0 | 421 | |
4a92f99b | 422 | target_terminal_ours (); |
a79b8f6e VP |
423 | fprintf_unfiltered (mi->event_channel, |
424 | "thread-group-started,id=\"i%d\",pid=\"%d\"", | |
425 | inf->num, inf->pid); | |
4a92f99b VP |
426 | gdb_flush (mi->event_channel); |
427 | } | |
428 | ||
429 | static void | |
a79b8f6e | 430 | mi_inferior_exit (struct inferior *inf) |
4a92f99b | 431 | { |
19ba03f4 | 432 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
102040f0 | 433 | |
4a92f99b | 434 | target_terminal_ours (); |
8cf64490 TT |
435 | if (inf->has_exit_code) |
436 | fprintf_unfiltered (mi->event_channel, | |
437 | "thread-group-exited,id=\"i%d\",exit-code=\"%s\"", | |
438 | inf->num, int_string (inf->exit_code, 8, 0, 0, 1)); | |
439 | else | |
440 | fprintf_unfiltered (mi->event_channel, | |
441 | "thread-group-exited,id=\"i%d\"", inf->num); | |
442 | ||
4a92f99b VP |
443 | gdb_flush (mi->event_channel); |
444 | } | |
445 | ||
a79b8f6e VP |
446 | static void |
447 | mi_inferior_removed (struct inferior *inf) | |
448 | { | |
19ba03f4 | 449 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
102040f0 | 450 | |
a79b8f6e VP |
451 | target_terminal_ours (); |
452 | fprintf_unfiltered (mi->event_channel, | |
453 | "thread-group-removed,id=\"i%d\"", | |
454 | inf->num); | |
455 | gdb_flush (mi->event_channel); | |
456 | } | |
457 | ||
fd664c91 PA |
458 | /* Return the MI interpreter, if it is active -- either because it's |
459 | the top-level interpreter or the interpreter executing the current | |
460 | command. Returns NULL if the MI interpreter is not being used. */ | |
461 | ||
462 | static struct interp * | |
463 | find_mi_interpreter (void) | |
464 | { | |
465 | struct interp *interp; | |
466 | ||
467 | interp = top_level_interpreter (); | |
468 | if (ui_out_is_mi_like_p (interp_ui_out (interp))) | |
469 | return interp; | |
470 | ||
471 | interp = command_interp (); | |
472 | if (ui_out_is_mi_like_p (interp_ui_out (interp))) | |
473 | return interp; | |
474 | ||
475 | return NULL; | |
476 | } | |
477 | ||
478 | /* Return the MI_INTERP structure of the active MI interpreter. | |
479 | Returns NULL if MI is not active. */ | |
480 | ||
481 | static struct mi_interp * | |
482 | mi_interp_data (void) | |
483 | { | |
484 | struct interp *interp = find_mi_interpreter (); | |
485 | ||
486 | if (interp != NULL) | |
19ba03f4 | 487 | return (struct mi_interp *) interp_data (interp); |
fd664c91 PA |
488 | return NULL; |
489 | } | |
490 | ||
491 | /* Observers for several run control events that print why the | |
492 | inferior has stopped to both the the MI event channel and to the MI | |
493 | console. If the MI interpreter is not active, print nothing. */ | |
494 | ||
495 | /* Observer for the signal_received notification. */ | |
496 | ||
497 | static void | |
498 | mi_on_signal_received (enum gdb_signal siggnal) | |
499 | { | |
500 | struct mi_interp *mi = mi_interp_data (); | |
501 | ||
502 | if (mi == NULL) | |
503 | return; | |
504 | ||
505 | print_signal_received_reason (mi->mi_uiout, siggnal); | |
506 | print_signal_received_reason (mi->cli_uiout, siggnal); | |
507 | } | |
508 | ||
509 | /* Observer for the end_stepping_range notification. */ | |
510 | ||
511 | static void | |
512 | mi_on_end_stepping_range (void) | |
513 | { | |
514 | struct mi_interp *mi = mi_interp_data (); | |
515 | ||
516 | if (mi == NULL) | |
517 | return; | |
518 | ||
519 | print_end_stepping_range_reason (mi->mi_uiout); | |
520 | print_end_stepping_range_reason (mi->cli_uiout); | |
521 | } | |
522 | ||
523 | /* Observer for the signal_exited notification. */ | |
17b2616c PA |
524 | |
525 | static void | |
fd664c91 | 526 | mi_on_signal_exited (enum gdb_signal siggnal) |
17b2616c | 527 | { |
fd664c91 | 528 | struct mi_interp *mi = mi_interp_data (); |
17b2616c | 529 | |
fd664c91 PA |
530 | if (mi == NULL) |
531 | return; | |
532 | ||
533 | print_signal_exited_reason (mi->mi_uiout, siggnal); | |
534 | print_signal_exited_reason (mi->cli_uiout, siggnal); | |
535 | } | |
536 | ||
537 | /* Observer for the exited notification. */ | |
538 | ||
539 | static void | |
540 | mi_on_exited (int exitstatus) | |
541 | { | |
542 | struct mi_interp *mi = mi_interp_data (); | |
543 | ||
544 | if (mi == NULL) | |
545 | return; | |
546 | ||
547 | print_exited_reason (mi->mi_uiout, exitstatus); | |
548 | print_exited_reason (mi->cli_uiout, exitstatus); | |
549 | } | |
550 | ||
551 | /* Observer for the no_history notification. */ | |
552 | ||
553 | static void | |
554 | mi_on_no_history (void) | |
555 | { | |
556 | struct mi_interp *mi = mi_interp_data (); | |
557 | ||
558 | if (mi == NULL) | |
559 | return; | |
560 | ||
561 | print_no_history_reason (mi->mi_uiout); | |
562 | print_no_history_reason (mi->cli_uiout); | |
17b2616c PA |
563 | } |
564 | ||
f7f9a841 | 565 | static void |
1d33d6ba | 566 | mi_on_normal_stop (struct bpstats *bs, int print_frame) |
f7f9a841 VP |
567 | { |
568 | /* Since this can be called when CLI command is executing, | |
569 | using cli interpreter, be sure to use MI uiout for output, | |
570 | not the current one. */ | |
1d33d6ba | 571 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
f7f9a841 | 572 | |
1d33d6ba VP |
573 | if (print_frame) |
574 | { | |
243a9253 | 575 | struct thread_info *tp; |
dc146f7c | 576 | int core; |
102040f0 | 577 | |
243a9253 | 578 | tp = inferior_thread (); |
36dfb11c | 579 | |
243a9253 PA |
580 | if (tp->thread_fsm != NULL |
581 | && thread_fsm_finished_p (tp->thread_fsm)) | |
582 | { | |
583 | enum async_reply_reason reason; | |
36dfb11c | 584 | |
243a9253 PA |
585 | reason = thread_fsm_async_reply_reason (tp->thread_fsm); |
586 | ui_out_field_string (mi_uiout, "reason", | |
587 | async_reason_lookup (reason)); | |
1d33d6ba | 588 | } |
243a9253 PA |
589 | print_stop_event (mi_uiout); |
590 | ||
591 | /* Breakpoint hits should always be mirrored to the console. | |
592 | Deciding what to mirror to the console wrt to breakpoints and | |
593 | random stops gets messy real fast. E.g., say "s" trips on a | |
594 | breakpoint. We'd clearly want to mirror the event to the | |
595 | console in this case. But what about more complicated cases | |
596 | like "s&; thread n; s&", and one of those steps spawning a | |
597 | new thread, and that thread hitting a breakpoint? It's | |
598 | impossible in general to track whether the thread had any | |
599 | relation to the commands that had been executed. So we just | |
600 | simplify and always mirror breakpoints and random events to | |
601 | the console. | |
602 | ||
603 | OTOH, we should print the source line to the console when | |
604 | stepping or other similar commands, iff the step was started | |
605 | by a console command, but not if it was started with | |
606 | -exec-step or similar. */ | |
607 | if ((bpstat_what (tp->control.stop_bpstat).main_action | |
608 | == BPSTAT_WHAT_STOP_NOISY) | |
609 | || !(tp->thread_fsm != NULL | |
610 | && thread_fsm_finished_p (tp->thread_fsm)) | |
611 | || (tp->control.command_interp != NULL | |
612 | && tp->control.command_interp != top_level_interpreter ())) | |
17b2616c | 613 | { |
19ba03f4 SM |
614 | struct mi_interp *mi |
615 | = (struct mi_interp *) top_level_interpreter_data (); | |
243a9253 PA |
616 | |
617 | print_stop_event (mi->cli_uiout); | |
17b2616c | 618 | } |
1d33d6ba | 619 | |
5d5658a1 PA |
620 | tp = inferior_thread (); |
621 | ui_out_field_int (mi_uiout, "thread-id", tp->global_num); | |
1d33d6ba VP |
622 | if (non_stop) |
623 | { | |
624 | struct cleanup *back_to = make_cleanup_ui_out_list_begin_end | |
625 | (mi_uiout, "stopped-threads"); | |
102040f0 | 626 | |
5d5658a1 | 627 | ui_out_field_int (mi_uiout, NULL, tp->global_num); |
1d33d6ba VP |
628 | do_cleanups (back_to); |
629 | } | |
630 | else | |
631 | ui_out_field_string (mi_uiout, "stopped-threads", "all"); | |
dc146f7c VP |
632 | |
633 | core = target_core_of_thread (inferior_ptid); | |
634 | if (core != -1) | |
635 | ui_out_field_int (mi_uiout, "core", core); | |
1d33d6ba VP |
636 | } |
637 | ||
f7f9a841 | 638 | fputs_unfiltered ("*stopped", raw_stdout); |
1d33d6ba VP |
639 | mi_out_put (mi_uiout, raw_stdout); |
640 | mi_out_rewind (mi_uiout); | |
4333ada3 | 641 | mi_print_timing_maybe (); |
f7f9a841 VP |
642 | fputs_unfiltered ("\n", raw_stdout); |
643 | gdb_flush (raw_stdout); | |
644 | } | |
645 | ||
f3b1572e PA |
646 | static void |
647 | mi_about_to_proceed (void) | |
648 | { | |
649 | /* Suppress output while calling an inferior function. */ | |
650 | ||
651 | if (!ptid_equal (inferior_ptid, null_ptid)) | |
652 | { | |
653 | struct thread_info *tp = inferior_thread (); | |
102040f0 | 654 | |
16c381f0 | 655 | if (tp->control.in_infcall) |
f3b1572e PA |
656 | return; |
657 | } | |
658 | ||
659 | mi_proceeded = 1; | |
660 | } | |
661 | ||
5b9afe8a YQ |
662 | /* When the element is non-zero, no MI notifications will be emitted in |
663 | response to the corresponding observers. */ | |
2b03b41d | 664 | |
5b9afe8a YQ |
665 | struct mi_suppress_notification mi_suppress_notification = |
666 | { | |
667 | 0, | |
668 | 0, | |
201b4506 | 669 | 0, |
5b9afe8a | 670 | }; |
8d3788bd | 671 | |
201b4506 YQ |
672 | /* Emit notification on changing a traceframe. */ |
673 | ||
674 | static void | |
675 | mi_traceframe_changed (int tfnum, int tpnum) | |
676 | { | |
19ba03f4 | 677 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
201b4506 YQ |
678 | |
679 | if (mi_suppress_notification.traceframe) | |
680 | return; | |
681 | ||
682 | target_terminal_ours (); | |
683 | ||
684 | if (tfnum >= 0) | |
685 | fprintf_unfiltered (mi->event_channel, "traceframe-changed," | |
686 | "num=\"%d\",tracepoint=\"%d\"\n", | |
687 | tfnum, tpnum); | |
688 | else | |
689 | fprintf_unfiltered (mi->event_channel, "traceframe-changed,end"); | |
690 | ||
691 | gdb_flush (mi->event_channel); | |
692 | } | |
693 | ||
bb25a15c YQ |
694 | /* Emit notification on creating a trace state variable. */ |
695 | ||
696 | static void | |
134a2066 | 697 | mi_tsv_created (const struct trace_state_variable *tsv) |
bb25a15c | 698 | { |
19ba03f4 | 699 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
bb25a15c YQ |
700 | |
701 | target_terminal_ours (); | |
702 | ||
703 | fprintf_unfiltered (mi->event_channel, "tsv-created," | |
134a2066 YQ |
704 | "name=\"%s\",initial=\"%s\"\n", |
705 | tsv->name, plongest (tsv->initial_value)); | |
bb25a15c YQ |
706 | |
707 | gdb_flush (mi->event_channel); | |
708 | } | |
709 | ||
710 | /* Emit notification on deleting a trace state variable. */ | |
711 | ||
712 | static void | |
134a2066 | 713 | mi_tsv_deleted (const struct trace_state_variable *tsv) |
bb25a15c | 714 | { |
19ba03f4 | 715 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
bb25a15c YQ |
716 | |
717 | target_terminal_ours (); | |
718 | ||
134a2066 | 719 | if (tsv != NULL) |
bb25a15c | 720 | fprintf_unfiltered (mi->event_channel, "tsv-deleted," |
134a2066 | 721 | "name=\"%s\"\n", tsv->name); |
bb25a15c YQ |
722 | else |
723 | fprintf_unfiltered (mi->event_channel, "tsv-deleted\n"); | |
724 | ||
725 | gdb_flush (mi->event_channel); | |
726 | } | |
727 | ||
134a2066 YQ |
728 | /* Emit notification on modifying a trace state variable. */ |
729 | ||
730 | static void | |
731 | mi_tsv_modified (const struct trace_state_variable *tsv) | |
732 | { | |
19ba03f4 | 733 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
134a2066 YQ |
734 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
735 | ||
736 | target_terminal_ours (); | |
737 | ||
738 | fprintf_unfiltered (mi->event_channel, | |
739 | "tsv-modified"); | |
740 | ||
741 | ui_out_redirect (mi_uiout, mi->event_channel); | |
742 | ||
743 | ui_out_field_string (mi_uiout, "name", tsv->name); | |
744 | ui_out_field_string (mi_uiout, "initial", | |
745 | plongest (tsv->initial_value)); | |
746 | if (tsv->value_known) | |
747 | ui_out_field_string (mi_uiout, "current", plongest (tsv->value)); | |
748 | ||
749 | ui_out_redirect (mi_uiout, NULL); | |
750 | ||
751 | gdb_flush (mi->event_channel); | |
752 | } | |
753 | ||
8d3788bd | 754 | /* Emit notification about a created breakpoint. */ |
2b03b41d | 755 | |
8d3788bd VP |
756 | static void |
757 | mi_breakpoint_created (struct breakpoint *b) | |
758 | { | |
19ba03f4 | 759 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
8d3788bd | 760 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
8d3788bd | 761 | |
5b9afe8a | 762 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
763 | return; |
764 | ||
765 | if (b->number <= 0) | |
766 | return; | |
767 | ||
768 | target_terminal_ours (); | |
769 | fprintf_unfiltered (mi->event_channel, | |
770 | "breakpoint-created"); | |
771 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
772 | mi->event_channel. One approach would be to just call |
773 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
774 | content of mi_outout into mi->event_channel. However, that will | |
775 | break if anything is output to mi_uiout prior to calling the | |
776 | breakpoint_created notifications. So, we use | |
777 | ui_out_redirect. */ | |
8d3788bd | 778 | ui_out_redirect (mi_uiout, mi->event_channel); |
492d29ea PA |
779 | TRY |
780 | { | |
781 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
782 | } | |
783 | CATCH (e, RETURN_MASK_ERROR) | |
784 | { | |
785 | } | |
786 | END_CATCH | |
787 | ||
8d3788bd VP |
788 | ui_out_redirect (mi_uiout, NULL); |
789 | ||
790 | gdb_flush (mi->event_channel); | |
791 | } | |
792 | ||
793 | /* Emit notification about deleted breakpoint. */ | |
2b03b41d | 794 | |
8d3788bd VP |
795 | static void |
796 | mi_breakpoint_deleted (struct breakpoint *b) | |
797 | { | |
19ba03f4 | 798 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
8d3788bd | 799 | |
5b9afe8a | 800 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
801 | return; |
802 | ||
803 | if (b->number <= 0) | |
804 | return; | |
805 | ||
806 | target_terminal_ours (); | |
807 | ||
808 | fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"", | |
809 | b->number); | |
810 | ||
811 | gdb_flush (mi->event_channel); | |
812 | } | |
813 | ||
814 | /* Emit notification about modified breakpoint. */ | |
2b03b41d | 815 | |
8d3788bd VP |
816 | static void |
817 | mi_breakpoint_modified (struct breakpoint *b) | |
818 | { | |
19ba03f4 | 819 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
8d3788bd | 820 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
8d3788bd | 821 | |
5b9afe8a | 822 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
823 | return; |
824 | ||
825 | if (b->number <= 0) | |
826 | return; | |
827 | ||
828 | target_terminal_ours (); | |
829 | fprintf_unfiltered (mi->event_channel, | |
830 | "breakpoint-modified"); | |
831 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
832 | mi->event_channel. One approach would be to just call |
833 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
834 | content of mi_outout into mi->event_channel. However, that will | |
835 | break if anything is output to mi_uiout prior to calling the | |
836 | breakpoint_created notifications. So, we use | |
837 | ui_out_redirect. */ | |
8d3788bd | 838 | ui_out_redirect (mi_uiout, mi->event_channel); |
492d29ea PA |
839 | TRY |
840 | { | |
841 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
842 | } | |
843 | CATCH (e, RETURN_MASK_ERROR) | |
844 | { | |
845 | } | |
846 | END_CATCH | |
847 | ||
8d3788bd VP |
848 | ui_out_redirect (mi_uiout, NULL); |
849 | ||
850 | gdb_flush (mi->event_channel); | |
851 | } | |
852 | ||
d90e17a7 PA |
853 | static int |
854 | mi_output_running_pid (struct thread_info *info, void *arg) | |
855 | { | |
19ba03f4 | 856 | ptid_t *ptid = (ptid_t *) arg; |
d90e17a7 PA |
857 | |
858 | if (ptid_get_pid (*ptid) == ptid_get_pid (info->ptid)) | |
859 | fprintf_unfiltered (raw_stdout, | |
860 | "*running,thread-id=\"%d\"\n", | |
5d5658a1 | 861 | info->global_num); |
d90e17a7 PA |
862 | |
863 | return 0; | |
864 | } | |
865 | ||
866 | static int | |
867 | mi_inferior_count (struct inferior *inf, void *arg) | |
868 | { | |
869 | if (inf->pid != 0) | |
870 | { | |
19ba03f4 | 871 | int *count_p = (int *) arg; |
d90e17a7 PA |
872 | (*count_p)++; |
873 | } | |
874 | ||
875 | return 0; | |
876 | } | |
877 | ||
e1ac3328 VP |
878 | static void |
879 | mi_on_resume (ptid_t ptid) | |
880 | { | |
c5a4d20b PA |
881 | struct thread_info *tp = NULL; |
882 | ||
9944e9c2 | 883 | if (ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid)) |
c5a4d20b PA |
884 | tp = inferior_thread (); |
885 | else | |
e09875d4 | 886 | tp = find_thread_ptid (ptid); |
c5a4d20b PA |
887 | |
888 | /* Suppress output while calling an inferior function. */ | |
16c381f0 | 889 | if (tp->control.in_infcall) |
c5a4d20b PA |
890 | return; |
891 | ||
a2840c35 VP |
892 | /* To cater for older frontends, emit ^running, but do it only once |
893 | per each command. We do it here, since at this point we know | |
894 | that the target was successfully resumed, and in non-async mode, | |
895 | we won't return back to MI interpreter code until the target | |
896 | is done running, so delaying the output of "^running" until then | |
897 | will make it impossible for frontend to know what's going on. | |
898 | ||
899 | In future (MI3), we'll be outputting "^done" here. */ | |
f3b1572e | 900 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 | 901 | { |
c271b6e2 VP |
902 | fprintf_unfiltered (raw_stdout, "%s^running\n", |
903 | current_token ? current_token : ""); | |
a2840c35 VP |
904 | } |
905 | ||
dfd4cc63 | 906 | if (ptid_get_pid (ptid) == -1) |
e1ac3328 | 907 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); |
d90e17a7 | 908 | else if (ptid_is_pid (ptid)) |
bb599c81 | 909 | { |
ab730e72 | 910 | int count = 0; |
d90e17a7 PA |
911 | |
912 | /* Backwards compatibility. If there's only one inferior, | |
913 | output "all", otherwise, output each resumed thread | |
914 | individually. */ | |
915 | iterate_over_inferiors (mi_inferior_count, &count); | |
916 | ||
917 | if (count == 1) | |
918 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); | |
919 | else | |
920 | iterate_over_threads (mi_output_running_pid, &ptid); | |
bb599c81 | 921 | } |
e1ac3328 VP |
922 | else |
923 | { | |
e09875d4 | 924 | struct thread_info *ti = find_thread_ptid (ptid); |
102040f0 | 925 | |
e1ac3328 | 926 | gdb_assert (ti); |
5d5658a1 PA |
927 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", |
928 | ti->global_num); | |
e1ac3328 | 929 | } |
a2840c35 | 930 | |
f3b1572e | 931 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 VP |
932 | { |
933 | running_result_record_printed = 1; | |
934 | /* This is what gdb used to do historically -- printing prompt even if | |
935 | it cannot actually accept any input. This will be surely removed | |
329ea579 PA |
936 | for MI3, and may be removed even earlier. SYNC_EXECUTION is |
937 | checked here because we only need to emit a prompt if a | |
938 | synchronous command was issued when the target is async. */ | |
939 | if (!target_is_async_p () || sync_execution) | |
a2840c35 VP |
940 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
941 | } | |
c1828f25 | 942 | gdb_flush (raw_stdout); |
e1ac3328 VP |
943 | } |
944 | ||
c86cf029 VP |
945 | static void |
946 | mi_solib_loaded (struct so_list *solib) | |
947 | { | |
19ba03f4 | 948 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
6ef284bd | 949 | struct ui_out *uiout = interp_ui_out (top_level_interpreter ()); |
102040f0 | 950 | |
c86cf029 | 951 | target_terminal_ours (); |
6ef284bd SM |
952 | |
953 | fprintf_unfiltered (mi->event_channel, "library-loaded"); | |
954 | ||
955 | ui_out_redirect (uiout, mi->event_channel); | |
956 | ||
957 | ui_out_field_string (uiout, "id", solib->so_original_name); | |
958 | ui_out_field_string (uiout, "target-name", solib->so_original_name); | |
959 | ui_out_field_string (uiout, "host-name", solib->so_name); | |
960 | ui_out_field_int (uiout, "symbols-loaded", solib->symbols_loaded); | |
961 | if (!gdbarch_has_global_solist (target_gdbarch ())) | |
962 | { | |
963 | ui_out_field_fmt (uiout, "thread-group", "i%d", current_inferior ()->num); | |
964 | } | |
965 | ||
966 | ui_out_redirect (uiout, NULL); | |
a79b8f6e | 967 | |
c86cf029 VP |
968 | gdb_flush (mi->event_channel); |
969 | } | |
970 | ||
971 | static void | |
972 | mi_solib_unloaded (struct so_list *solib) | |
973 | { | |
19ba03f4 | 974 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
6ef284bd | 975 | struct ui_out *uiout = interp_ui_out (top_level_interpreter ()); |
102040f0 | 976 | |
c86cf029 | 977 | target_terminal_ours (); |
6ef284bd SM |
978 | |
979 | fprintf_unfiltered (mi->event_channel, "library-unloaded"); | |
980 | ||
981 | ui_out_redirect (uiout, mi->event_channel); | |
982 | ||
983 | ui_out_field_string (uiout, "id", solib->so_original_name); | |
984 | ui_out_field_string (uiout, "target-name", solib->so_original_name); | |
985 | ui_out_field_string (uiout, "host-name", solib->so_name); | |
986 | if (!gdbarch_has_global_solist (target_gdbarch ())) | |
987 | { | |
988 | ui_out_field_fmt (uiout, "thread-group", "i%d", current_inferior ()->num); | |
989 | } | |
990 | ||
991 | ui_out_redirect (uiout, NULL); | |
a79b8f6e | 992 | |
c86cf029 VP |
993 | gdb_flush (mi->event_channel); |
994 | } | |
995 | ||
5b9afe8a YQ |
996 | /* Emit notification about the command parameter change. */ |
997 | ||
998 | static void | |
999 | mi_command_param_changed (const char *param, const char *value) | |
1000 | { | |
19ba03f4 | 1001 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
5b9afe8a YQ |
1002 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
1003 | ||
1004 | if (mi_suppress_notification.cmd_param_changed) | |
1005 | return; | |
1006 | ||
1007 | target_terminal_ours (); | |
1008 | ||
1009 | fprintf_unfiltered (mi->event_channel, | |
1010 | "cmd-param-changed"); | |
1011 | ||
1012 | ui_out_redirect (mi_uiout, mi->event_channel); | |
1013 | ||
1014 | ui_out_field_string (mi_uiout, "param", param); | |
1015 | ui_out_field_string (mi_uiout, "value", value); | |
1016 | ||
1017 | ui_out_redirect (mi_uiout, NULL); | |
1018 | ||
1019 | gdb_flush (mi->event_channel); | |
1020 | } | |
1021 | ||
8de0566d YQ |
1022 | /* Emit notification about the target memory change. */ |
1023 | ||
1024 | static void | |
1025 | mi_memory_changed (struct inferior *inferior, CORE_ADDR memaddr, | |
1026 | ssize_t len, const bfd_byte *myaddr) | |
1027 | { | |
19ba03f4 | 1028 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter_data (); |
8de0566d YQ |
1029 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
1030 | struct obj_section *sec; | |
1031 | ||
1032 | if (mi_suppress_notification.memory) | |
1033 | return; | |
1034 | ||
1035 | target_terminal_ours (); | |
1036 | ||
1037 | fprintf_unfiltered (mi->event_channel, | |
1038 | "memory-changed"); | |
1039 | ||
1040 | ui_out_redirect (mi_uiout, mi->event_channel); | |
1041 | ||
1042 | ui_out_field_fmt (mi_uiout, "thread-group", "i%d", inferior->num); | |
f5656ead | 1043 | ui_out_field_core_addr (mi_uiout, "addr", target_gdbarch (), memaddr); |
deba7593 | 1044 | ui_out_field_fmt (mi_uiout, "len", "%s", hex_string (len)); |
8de0566d YQ |
1045 | |
1046 | /* Append 'type=code' into notification if MEMADDR falls in the range of | |
1047 | sections contain code. */ | |
1048 | sec = find_pc_section (memaddr); | |
1049 | if (sec != NULL && sec->objfile != NULL) | |
1050 | { | |
1051 | flagword flags = bfd_get_section_flags (sec->objfile->obfd, | |
1052 | sec->the_bfd_section); | |
1053 | ||
1054 | if (flags & SEC_CODE) | |
1055 | ui_out_field_string (mi_uiout, "type", "code"); | |
1056 | } | |
1057 | ||
1058 | ui_out_redirect (mi_uiout, NULL); | |
1059 | ||
1060 | gdb_flush (mi->event_channel); | |
1061 | } | |
1062 | ||
a79b8f6e VP |
1063 | static int |
1064 | report_initial_inferior (struct inferior *inf, void *closure) | |
1065 | { | |
1066 | /* This function is called from mi_intepreter_init, and since | |
1067 | mi_inferior_added assumes that inferior is fully initialized | |
1068 | and top_level_interpreter_data is set, we cannot call | |
1069 | it here. */ | |
19ba03f4 | 1070 | struct mi_interp *mi = (struct mi_interp *) closure; |
102040f0 | 1071 | |
a79b8f6e VP |
1072 | target_terminal_ours (); |
1073 | fprintf_unfiltered (mi->event_channel, | |
1074 | "thread-group-added,id=\"i%d\"", | |
1075 | inf->num); | |
1076 | gdb_flush (mi->event_channel); | |
1077 | return 0; | |
1078 | } | |
c86cf029 | 1079 | |
4801a9a3 PA |
1080 | static struct ui_out * |
1081 | mi_ui_out (struct interp *interp) | |
1082 | { | |
19ba03f4 | 1083 | struct mi_interp *mi = (struct mi_interp *) interp_data (interp); |
4801a9a3 | 1084 | |
fd664c91 | 1085 | return mi->mi_uiout; |
4801a9a3 PA |
1086 | } |
1087 | ||
37ce89eb SS |
1088 | /* Save the original value of raw_stdout here when logging, so we can |
1089 | restore correctly when done. */ | |
1090 | ||
1091 | static struct ui_file *saved_raw_stdout; | |
1092 | ||
1093 | /* Do MI-specific logging actions; save raw_stdout, and change all | |
1094 | the consoles to use the supplied ui-file(s). */ | |
1095 | ||
1096 | static int | |
1097 | mi_set_logging (struct interp *interp, int start_log, | |
1098 | struct ui_file *out, struct ui_file *logfile) | |
1099 | { | |
19ba03f4 | 1100 | struct mi_interp *mi = (struct mi_interp *) interp_data (interp); |
37ce89eb SS |
1101 | |
1102 | if (!mi) | |
1103 | return 0; | |
1104 | ||
1105 | if (start_log) | |
1106 | { | |
1107 | /* The tee created already is based on gdb_stdout, which for MI | |
1108 | is a console and so we end up in an infinite loop of console | |
1109 | writing to ui_file writing to console etc. So discard the | |
1110 | existing tee (it hasn't been used yet, and MI won't ever use | |
1111 | it), and create one based on raw_stdout instead. */ | |
1112 | if (logfile) | |
1113 | { | |
1114 | ui_file_delete (out); | |
1115 | out = tee_file_new (raw_stdout, 0, logfile, 0); | |
1116 | } | |
1117 | ||
1118 | saved_raw_stdout = raw_stdout; | |
1119 | raw_stdout = out; | |
1120 | } | |
1121 | else | |
1122 | { | |
1123 | raw_stdout = saved_raw_stdout; | |
1124 | saved_raw_stdout = NULL; | |
1125 | } | |
1126 | ||
1127 | mi_console_set_raw (mi->out, raw_stdout); | |
1128 | mi_console_set_raw (mi->err, raw_stdout); | |
1129 | mi_console_set_raw (mi->log, raw_stdout); | |
1130 | mi_console_set_raw (mi->targ, raw_stdout); | |
1131 | mi_console_set_raw (mi->event_channel, raw_stdout); | |
1132 | ||
1133 | return 1; | |
1134 | } | |
1135 | ||
b9362cc7 AC |
1136 | extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */ |
1137 | ||
4a8f6654 AC |
1138 | void |
1139 | _initialize_mi_interp (void) | |
1140 | { | |
1141 | static const struct interp_procs procs = | |
2b03b41d SS |
1142 | { |
1143 | mi_interpreter_init, /* init_proc */ | |
1144 | mi_interpreter_resume, /* resume_proc */ | |
1145 | mi_interpreter_suspend, /* suspend_proc */ | |
1146 | mi_interpreter_exec, /* exec_proc */ | |
37ce89eb | 1147 | mi_ui_out, /* ui_out_proc */ |
1af12a7d AB |
1148 | mi_set_logging, /* set_logging_proc */ |
1149 | mi_command_loop /* command_loop_proc */ | |
2b03b41d | 1150 | }; |
4a8f6654 | 1151 | |
2fcf52f0 | 1152 | /* The various interpreter levels. */ |
4801a9a3 PA |
1153 | interp_add (interp_new (INTERP_MI1, &procs)); |
1154 | interp_add (interp_new (INTERP_MI2, &procs)); | |
1155 | interp_add (interp_new (INTERP_MI3, &procs)); | |
1156 | interp_add (interp_new (INTERP_MI, &procs)); | |
4a8f6654 | 1157 | } |