Commit | Line | Data |
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4a8f6654 AC |
1 | /* MI Interpreter Definitions and Commands for GDB, the GNU debugger. |
2 | ||
32d0add0 | 3 | Copyright (C) 2002-2015 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" |
4a8f6654 | 40 | |
2b03b41d SS |
41 | /* These are the interpreter setup, etc. functions for the MI |
42 | interpreter. */ | |
43 | ||
ee047554 | 44 | static void mi_execute_command_wrapper (const char *cmd); |
e837f12a | 45 | static void mi_execute_command_input_handler (char *cmd); |
1af12a7d | 46 | static void mi_command_loop (void *data); |
4a8f6654 AC |
47 | |
48 | /* These are hooks that we put in place while doing interpreter_exec | |
2b03b41d SS |
49 | so we can report interesting things that happened "behind the MI's |
50 | back" in this command. */ | |
51 | ||
bee0189a | 52 | static int mi_interp_query_hook (const char *ctlstr, va_list ap) |
2b03b41d | 53 | ATTRIBUTE_PRINTF (1, 0); |
4a8f6654 | 54 | |
4a8f6654 AC |
55 | static void mi_insert_notify_hooks (void); |
56 | static void mi_remove_notify_hooks (void); | |
fd664c91 PA |
57 | |
58 | static void mi_on_signal_received (enum gdb_signal siggnal); | |
59 | static void mi_on_end_stepping_range (void); | |
60 | static void mi_on_signal_exited (enum gdb_signal siggnal); | |
61 | static void mi_on_exited (int exitstatus); | |
1d33d6ba | 62 | static void mi_on_normal_stop (struct bpstats *bs, int print_frame); |
fd664c91 | 63 | static void mi_on_no_history (void); |
4a8f6654 | 64 | |
683f2885 | 65 | static void mi_new_thread (struct thread_info *t); |
a07daef3 | 66 | static void mi_thread_exit (struct thread_info *t, int silent); |
82a90ccf | 67 | static void mi_record_changed (struct inferior*, int); |
a79b8f6e VP |
68 | static void mi_inferior_added (struct inferior *inf); |
69 | static void mi_inferior_appeared (struct inferior *inf); | |
70 | static void mi_inferior_exit (struct inferior *inf); | |
71 | static void mi_inferior_removed (struct inferior *inf); | |
e1ac3328 | 72 | static void mi_on_resume (ptid_t ptid); |
c86cf029 VP |
73 | static void mi_solib_loaded (struct so_list *solib); |
74 | static void mi_solib_unloaded (struct so_list *solib); | |
f3b1572e | 75 | static void mi_about_to_proceed (void); |
201b4506 | 76 | static void mi_traceframe_changed (int tfnum, int tpnum); |
134a2066 YQ |
77 | static void mi_tsv_created (const struct trace_state_variable *tsv); |
78 | static void mi_tsv_deleted (const struct trace_state_variable *tsv); | |
79 | static void mi_tsv_modified (const struct trace_state_variable *tsv); | |
8d3788bd VP |
80 | static void mi_breakpoint_created (struct breakpoint *b); |
81 | static void mi_breakpoint_deleted (struct breakpoint *b); | |
82 | static void mi_breakpoint_modified (struct breakpoint *b); | |
5b9afe8a | 83 | static void mi_command_param_changed (const char *param, const char *value); |
8de0566d YQ |
84 | static void mi_memory_changed (struct inferior *inf, CORE_ADDR memaddr, |
85 | ssize_t len, const bfd_byte *myaddr); | |
329ea579 | 86 | static void mi_on_sync_execution_done (void); |
683f2885 | 87 | |
a79b8f6e VP |
88 | static int report_initial_inferior (struct inferior *inf, void *closure); |
89 | ||
4a8f6654 | 90 | static void * |
4801a9a3 | 91 | mi_interpreter_init (struct interp *interp, int top_level) |
4a8f6654 | 92 | { |
70ba0933 | 93 | struct mi_interp *mi = XNEW (struct mi_interp); |
4801a9a3 PA |
94 | const char *name; |
95 | int mi_version; | |
4a8f6654 | 96 | |
bf6309af SS |
97 | /* Assign the output channel created at startup to its own global, |
98 | so that we can create a console channel that encapsulates and | |
99 | prefixes all gdb_output-type bits coming from the rest of the | |
100 | debugger. */ | |
4a8f6654 | 101 | |
bf6309af | 102 | raw_stdout = gdb_stdout; |
4a8f6654 | 103 | |
2b03b41d SS |
104 | /* Create MI console channels, each with a different prefix so they |
105 | can be distinguished. */ | |
4a8f6654 AC |
106 | mi->out = mi_console_file_new (raw_stdout, "~", '"'); |
107 | mi->err = mi_console_file_new (raw_stdout, "&", '"'); | |
108 | mi->log = mi->err; | |
109 | mi->targ = mi_console_file_new (raw_stdout, "@", '"'); | |
110 | mi->event_channel = mi_console_file_new (raw_stdout, "=", 0); | |
111 | ||
4801a9a3 PA |
112 | name = interp_name (interp); |
113 | /* INTERP_MI selects the most recent released version. "mi2" was | |
114 | released as part of GDB 6.0. */ | |
115 | if (strcmp (name, INTERP_MI) == 0) | |
116 | mi_version = 2; | |
117 | else if (strcmp (name, INTERP_MI1) == 0) | |
118 | mi_version = 1; | |
119 | else if (strcmp (name, INTERP_MI2) == 0) | |
120 | mi_version = 2; | |
121 | else if (strcmp (name, INTERP_MI3) == 0) | |
122 | mi_version = 3; | |
123 | else | |
124 | gdb_assert_not_reached ("unhandled MI version"); | |
125 | ||
fd664c91 PA |
126 | mi->mi_uiout = mi_out_new (mi_version); |
127 | mi->cli_uiout = cli_out_new (mi->out); | |
128 | ||
129 | /* There are installed even if MI is not the top level interpreter. | |
130 | The callbacks themselves decide whether to be skipped. */ | |
131 | observer_attach_signal_received (mi_on_signal_received); | |
132 | observer_attach_end_stepping_range (mi_on_end_stepping_range); | |
133 | observer_attach_signal_exited (mi_on_signal_exited); | |
134 | observer_attach_exited (mi_on_exited); | |
135 | observer_attach_no_history (mi_on_no_history); | |
4801a9a3 | 136 | |
683f2885 | 137 | if (top_level) |
063bfe2e VP |
138 | { |
139 | observer_attach_new_thread (mi_new_thread); | |
140 | observer_attach_thread_exit (mi_thread_exit); | |
a79b8f6e | 141 | observer_attach_inferior_added (mi_inferior_added); |
6c95b8df | 142 | observer_attach_inferior_appeared (mi_inferior_appeared); |
4a92f99b | 143 | observer_attach_inferior_exit (mi_inferior_exit); |
a79b8f6e | 144 | observer_attach_inferior_removed (mi_inferior_removed); |
82a90ccf | 145 | observer_attach_record_changed (mi_record_changed); |
f7f9a841 | 146 | observer_attach_normal_stop (mi_on_normal_stop); |
e1ac3328 | 147 | observer_attach_target_resumed (mi_on_resume); |
c86cf029 VP |
148 | observer_attach_solib_loaded (mi_solib_loaded); |
149 | observer_attach_solib_unloaded (mi_solib_unloaded); | |
f3b1572e | 150 | observer_attach_about_to_proceed (mi_about_to_proceed); |
201b4506 | 151 | observer_attach_traceframe_changed (mi_traceframe_changed); |
bb25a15c YQ |
152 | observer_attach_tsv_created (mi_tsv_created); |
153 | observer_attach_tsv_deleted (mi_tsv_deleted); | |
134a2066 | 154 | observer_attach_tsv_modified (mi_tsv_modified); |
8d3788bd VP |
155 | observer_attach_breakpoint_created (mi_breakpoint_created); |
156 | observer_attach_breakpoint_deleted (mi_breakpoint_deleted); | |
157 | observer_attach_breakpoint_modified (mi_breakpoint_modified); | |
5b9afe8a | 158 | observer_attach_command_param_changed (mi_command_param_changed); |
8de0566d | 159 | observer_attach_memory_changed (mi_memory_changed); |
329ea579 | 160 | observer_attach_sync_execution_done (mi_on_sync_execution_done); |
a79b8f6e | 161 | |
2b03b41d SS |
162 | /* The initial inferior is created before this function is |
163 | called, so we need to report it explicitly. Use iteration in | |
164 | case future version of GDB creates more than one inferior | |
165 | up-front. */ | |
a79b8f6e | 166 | iterate_over_inferiors (report_initial_inferior, mi); |
063bfe2e | 167 | } |
683f2885 | 168 | |
4a8f6654 AC |
169 | return mi; |
170 | } | |
171 | ||
172 | static int | |
173 | mi_interpreter_resume (void *data) | |
174 | { | |
175 | struct mi_interp *mi = data; | |
4a8f6654 | 176 | |
2b03b41d SS |
177 | /* As per hack note in mi_interpreter_init, swap in the output |
178 | channels... */ | |
4a8f6654 AC |
179 | gdb_setup_readline (); |
180 | ||
362646f5 AC |
181 | /* These overwrite some of the initialization done in |
182 | _intialize_event_loop. */ | |
183 | call_readline = gdb_readline2; | |
e837f12a | 184 | input_handler = mi_execute_command_input_handler; |
362646f5 AC |
185 | async_command_editing_p = 0; |
186 | /* FIXME: This is a total hack for now. PB's use of the MI | |
187 | implicitly relies on a bug in the async support which allows | |
188 | asynchronous commands to leak through the commmand loop. The bug | |
189 | involves (but is not limited to) the fact that sync_execution was | |
190 | erroneously initialized to 0. Duplicate by initializing it thus | |
191 | here... */ | |
192 | sync_execution = 0; | |
4a8f6654 AC |
193 | |
194 | gdb_stdout = mi->out; | |
2b03b41d | 195 | /* Route error and log output through the MI. */ |
4a8f6654 AC |
196 | gdb_stderr = mi->err; |
197 | gdb_stdlog = mi->log; | |
2b03b41d | 198 | /* Route target output through the MI. */ |
4a8f6654 | 199 | gdb_stdtarg = mi->targ; |
2b03b41d | 200 | /* Route target error through the MI as well. */ |
1f20321b | 201 | gdb_stdtargerr = mi->targ; |
4a8f6654 AC |
202 | |
203 | /* Replace all the hooks that we know about. There really needs to | |
204 | be a better way of doing this... */ | |
205 | clear_interpreter_hooks (); | |
206 | ||
9a4105ab | 207 | deprecated_show_load_progress = mi_load_progress; |
4a8f6654 | 208 | |
4a8f6654 AC |
209 | return 1; |
210 | } | |
211 | ||
212 | static int | |
213 | mi_interpreter_suspend (void *data) | |
214 | { | |
215 | gdb_disable_readline (); | |
216 | return 1; | |
217 | } | |
218 | ||
71fff37b | 219 | static struct gdb_exception |
4a8f6654 AC |
220 | mi_interpreter_exec (void *data, const char *command) |
221 | { | |
ee047554 | 222 | mi_execute_command_wrapper (command); |
c1043fc2 | 223 | return exception_none; |
4a8f6654 AC |
224 | } |
225 | ||
ce8f13f8 | 226 | void |
4a8f6654 AC |
227 | mi_cmd_interpreter_exec (char *command, char **argv, int argc) |
228 | { | |
229 | struct interp *interp_to_use; | |
4a8f6654 | 230 | int i; |
a13e061a PA |
231 | char *mi_error_message = NULL; |
232 | struct cleanup *old_chain; | |
4a8f6654 AC |
233 | |
234 | if (argc < 2) | |
1b05df00 | 235 | error (_("-interpreter-exec: " |
9b20d036 | 236 | "Usage: -interpreter-exec interp command")); |
4a8f6654 AC |
237 | |
238 | interp_to_use = interp_lookup (argv[0]); | |
239 | if (interp_to_use == NULL) | |
1b05df00 | 240 | error (_("-interpreter-exec: could not find interpreter \"%s\""), |
9a2b4c1b | 241 | argv[0]); |
4a8f6654 | 242 | |
17b2616c PA |
243 | /* Note that unlike the CLI version of this command, we don't |
244 | actually set INTERP_TO_USE as the current interpreter, as we | |
245 | still want gdb_stdout, etc. to point at MI streams. */ | |
246 | ||
2b03b41d SS |
247 | /* Insert the MI out hooks, making sure to also call the |
248 | interpreter's hooks if it has any. */ | |
249 | /* KRS: We shouldn't need this... Events should be installed and | |
250 | they should just ALWAYS fire something out down the MI | |
251 | channel. */ | |
4a8f6654 AC |
252 | mi_insert_notify_hooks (); |
253 | ||
2b03b41d | 254 | /* Now run the code. */ |
4a8f6654 | 255 | |
a13e061a | 256 | old_chain = make_cleanup (null_cleanup, 0); |
4a8f6654 AC |
257 | for (i = 1; i < argc; i++) |
258 | { | |
32c1e744 | 259 | struct gdb_exception e = interp_exec (interp_to_use, argv[i]); |
102040f0 | 260 | |
32c1e744 VP |
261 | if (e.reason < 0) |
262 | { | |
263 | mi_error_message = xstrdup (e.message); | |
a13e061a | 264 | make_cleanup (xfree, mi_error_message); |
32c1e744 VP |
265 | break; |
266 | } | |
4a8f6654 AC |
267 | } |
268 | ||
269 | mi_remove_notify_hooks (); | |
270 | ||
a13e061a PA |
271 | if (mi_error_message != NULL) |
272 | error ("%s", mi_error_message); | |
273 | do_cleanups (old_chain); | |
4a8f6654 AC |
274 | } |
275 | ||
2b03b41d SS |
276 | /* This inserts a number of hooks that are meant to produce |
277 | async-notify ("=") MI messages while running commands in another | |
278 | interpreter using mi_interpreter_exec. The canonical use for this | |
279 | is to allow access to the gdb CLI interpreter from within the MI, | |
280 | while still producing MI style output when actions in the CLI | |
281 | command change GDB's state. */ | |
4a8f6654 AC |
282 | |
283 | static void | |
284 | mi_insert_notify_hooks (void) | |
285 | { | |
9a4105ab | 286 | deprecated_query_hook = mi_interp_query_hook; |
4a8f6654 AC |
287 | } |
288 | ||
289 | static void | |
11308a41 | 290 | mi_remove_notify_hooks (void) |
4a8f6654 | 291 | { |
9a4105ab | 292 | deprecated_query_hook = NULL; |
4a8f6654 AC |
293 | } |
294 | ||
295 | static int | |
296 | mi_interp_query_hook (const char *ctlstr, va_list ap) | |
297 | { | |
298 | return 1; | |
299 | } | |
300 | ||
4a8f6654 | 301 | static void |
ee047554 | 302 | mi_execute_command_wrapper (const char *cmd) |
4a8f6654 AC |
303 | { |
304 | mi_execute_command (cmd, stdin == instream); | |
305 | } | |
306 | ||
329ea579 PA |
307 | /* Observer for the synchronous_command_done notification. */ |
308 | ||
309 | static void | |
310 | mi_on_sync_execution_done (void) | |
311 | { | |
0b333c5e PA |
312 | /* If MI is sync, then output the MI prompt now, indicating we're |
313 | ready for further input. */ | |
329ea579 PA |
314 | if (!mi_async_p ()) |
315 | { | |
316 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
317 | gdb_flush (raw_stdout); | |
318 | } | |
319 | } | |
320 | ||
e837f12a JK |
321 | /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */ |
322 | ||
323 | static void | |
324 | mi_execute_command_input_handler (char *cmd) | |
325 | { | |
326 | mi_execute_command_wrapper (cmd); | |
327 | ||
0b333c5e PA |
328 | /* Print a prompt, indicating we're ready for further input, unless |
329 | we just started a synchronous command. In that case, we're about | |
330 | to go back to the event loop and will output the prompt in the | |
331 | 'synchronous_command_done' observer when the target next | |
332 | stops. */ | |
333 | if (!sync_execution) | |
329ea579 PA |
334 | { |
335 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
336 | gdb_flush (raw_stdout); | |
337 | } | |
e837f12a JK |
338 | } |
339 | ||
4a8f6654 | 340 | static void |
1af12a7d | 341 | mi_command_loop (void *data) |
4a8f6654 | 342 | { |
4a8f6654 | 343 | /* Turn off 8 bit strings in quoted output. Any character with the |
2b03b41d | 344 | high bit set is printed using C's octal format. */ |
4a8f6654 | 345 | sevenbit_strings = 1; |
2b03b41d SS |
346 | |
347 | /* Tell the world that we're alive. */ | |
4a8f6654 AC |
348 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
349 | gdb_flush (raw_stdout); | |
2b03b41d | 350 | |
362646f5 | 351 | start_event_loop (); |
4a8f6654 AC |
352 | } |
353 | ||
683f2885 VP |
354 | static void |
355 | mi_new_thread (struct thread_info *t) | |
356 | { | |
357 | struct mi_interp *mi = top_level_interpreter_data (); | |
c9657e70 | 358 | struct inferior *inf = find_inferior_ptid (t->ptid); |
a79b8f6e VP |
359 | |
360 | gdb_assert (inf); | |
683f2885 | 361 | |
3d043ef6 | 362 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e VP |
363 | "thread-created,id=\"%d\",group-id=\"i%d\"", |
364 | t->num, inf->num); | |
683f2885 VP |
365 | gdb_flush (mi->event_channel); |
366 | } | |
367 | ||
063bfe2e | 368 | static void |
a07daef3 | 369 | mi_thread_exit (struct thread_info *t, int silent) |
063bfe2e | 370 | { |
a07daef3 | 371 | struct mi_interp *mi; |
a79b8f6e | 372 | struct inferior *inf; |
1abf3a14 | 373 | struct cleanup *old_chain; |
a07daef3 PA |
374 | |
375 | if (silent) | |
376 | return; | |
377 | ||
c9657e70 | 378 | inf = find_inferior_ptid (t->ptid); |
a79b8f6e | 379 | |
a07daef3 | 380 | mi = top_level_interpreter_data (); |
1abf3a14 | 381 | old_chain = make_cleanup_restore_target_terminal (); |
063bfe2e | 382 | target_terminal_ours (); |
3d043ef6 | 383 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e VP |
384 | "thread-exited,id=\"%d\",group-id=\"i%d\"", |
385 | t->num, inf->num); | |
063bfe2e | 386 | gdb_flush (mi->event_channel); |
1abf3a14 SM |
387 | |
388 | do_cleanups (old_chain); | |
063bfe2e VP |
389 | } |
390 | ||
82a90ccf YQ |
391 | /* Emit notification on changing the state of record. */ |
392 | ||
393 | static void | |
394 | mi_record_changed (struct inferior *inferior, int started) | |
395 | { | |
396 | struct mi_interp *mi = top_level_interpreter_data (); | |
397 | ||
398 | fprintf_unfiltered (mi->event_channel, "record-%s,thread-group=\"i%d\"", | |
399 | started ? "started" : "stopped", inferior->num); | |
400 | ||
401 | gdb_flush (mi->event_channel); | |
402 | } | |
403 | ||
a79b8f6e VP |
404 | static void |
405 | mi_inferior_added (struct inferior *inf) | |
406 | { | |
407 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 408 | |
a79b8f6e VP |
409 | target_terminal_ours (); |
410 | fprintf_unfiltered (mi->event_channel, | |
411 | "thread-group-added,id=\"i%d\"", | |
412 | inf->num); | |
413 | gdb_flush (mi->event_channel); | |
414 | } | |
415 | ||
416 | static void | |
417 | mi_inferior_appeared (struct inferior *inf) | |
4a92f99b VP |
418 | { |
419 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 420 | |
4a92f99b | 421 | target_terminal_ours (); |
a79b8f6e VP |
422 | fprintf_unfiltered (mi->event_channel, |
423 | "thread-group-started,id=\"i%d\",pid=\"%d\"", | |
424 | inf->num, inf->pid); | |
4a92f99b VP |
425 | gdb_flush (mi->event_channel); |
426 | } | |
427 | ||
428 | static void | |
a79b8f6e | 429 | mi_inferior_exit (struct inferior *inf) |
4a92f99b VP |
430 | { |
431 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 432 | |
4a92f99b | 433 | target_terminal_ours (); |
8cf64490 TT |
434 | if (inf->has_exit_code) |
435 | fprintf_unfiltered (mi->event_channel, | |
436 | "thread-group-exited,id=\"i%d\",exit-code=\"%s\"", | |
437 | inf->num, int_string (inf->exit_code, 8, 0, 0, 1)); | |
438 | else | |
439 | fprintf_unfiltered (mi->event_channel, | |
440 | "thread-group-exited,id=\"i%d\"", inf->num); | |
441 | ||
4a92f99b VP |
442 | gdb_flush (mi->event_channel); |
443 | } | |
444 | ||
a79b8f6e VP |
445 | static void |
446 | mi_inferior_removed (struct inferior *inf) | |
447 | { | |
448 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 449 | |
a79b8f6e VP |
450 | target_terminal_ours (); |
451 | fprintf_unfiltered (mi->event_channel, | |
452 | "thread-group-removed,id=\"i%d\"", | |
453 | inf->num); | |
454 | gdb_flush (mi->event_channel); | |
455 | } | |
456 | ||
17b2616c PA |
457 | /* Cleanup that restores a previous current uiout. */ |
458 | ||
459 | static void | |
460 | restore_current_uiout_cleanup (void *arg) | |
461 | { | |
462 | struct ui_out *saved_uiout = arg; | |
463 | ||
464 | current_uiout = saved_uiout; | |
465 | } | |
466 | ||
fd664c91 PA |
467 | /* Return the MI interpreter, if it is active -- either because it's |
468 | the top-level interpreter or the interpreter executing the current | |
469 | command. Returns NULL if the MI interpreter is not being used. */ | |
470 | ||
471 | static struct interp * | |
472 | find_mi_interpreter (void) | |
473 | { | |
474 | struct interp *interp; | |
475 | ||
476 | interp = top_level_interpreter (); | |
477 | if (ui_out_is_mi_like_p (interp_ui_out (interp))) | |
478 | return interp; | |
479 | ||
480 | interp = command_interp (); | |
481 | if (ui_out_is_mi_like_p (interp_ui_out (interp))) | |
482 | return interp; | |
483 | ||
484 | return NULL; | |
485 | } | |
486 | ||
487 | /* Return the MI_INTERP structure of the active MI interpreter. | |
488 | Returns NULL if MI is not active. */ | |
489 | ||
490 | static struct mi_interp * | |
491 | mi_interp_data (void) | |
492 | { | |
493 | struct interp *interp = find_mi_interpreter (); | |
494 | ||
495 | if (interp != NULL) | |
496 | return interp_data (interp); | |
497 | return NULL; | |
498 | } | |
499 | ||
500 | /* Observers for several run control events that print why the | |
501 | inferior has stopped to both the the MI event channel and to the MI | |
502 | console. If the MI interpreter is not active, print nothing. */ | |
503 | ||
504 | /* Observer for the signal_received notification. */ | |
505 | ||
506 | static void | |
507 | mi_on_signal_received (enum gdb_signal siggnal) | |
508 | { | |
509 | struct mi_interp *mi = mi_interp_data (); | |
510 | ||
511 | if (mi == NULL) | |
512 | return; | |
513 | ||
514 | print_signal_received_reason (mi->mi_uiout, siggnal); | |
515 | print_signal_received_reason (mi->cli_uiout, siggnal); | |
516 | } | |
517 | ||
518 | /* Observer for the end_stepping_range notification. */ | |
519 | ||
520 | static void | |
521 | mi_on_end_stepping_range (void) | |
522 | { | |
523 | struct mi_interp *mi = mi_interp_data (); | |
524 | ||
525 | if (mi == NULL) | |
526 | return; | |
527 | ||
528 | print_end_stepping_range_reason (mi->mi_uiout); | |
529 | print_end_stepping_range_reason (mi->cli_uiout); | |
530 | } | |
531 | ||
532 | /* Observer for the signal_exited notification. */ | |
17b2616c PA |
533 | |
534 | static void | |
fd664c91 | 535 | mi_on_signal_exited (enum gdb_signal siggnal) |
17b2616c | 536 | { |
fd664c91 | 537 | struct mi_interp *mi = mi_interp_data (); |
17b2616c | 538 | |
fd664c91 PA |
539 | if (mi == NULL) |
540 | return; | |
541 | ||
542 | print_signal_exited_reason (mi->mi_uiout, siggnal); | |
543 | print_signal_exited_reason (mi->cli_uiout, siggnal); | |
544 | } | |
545 | ||
546 | /* Observer for the exited notification. */ | |
547 | ||
548 | static void | |
549 | mi_on_exited (int exitstatus) | |
550 | { | |
551 | struct mi_interp *mi = mi_interp_data (); | |
552 | ||
553 | if (mi == NULL) | |
554 | return; | |
555 | ||
556 | print_exited_reason (mi->mi_uiout, exitstatus); | |
557 | print_exited_reason (mi->cli_uiout, exitstatus); | |
558 | } | |
559 | ||
560 | /* Observer for the no_history notification. */ | |
561 | ||
562 | static void | |
563 | mi_on_no_history (void) | |
564 | { | |
565 | struct mi_interp *mi = mi_interp_data (); | |
566 | ||
567 | if (mi == NULL) | |
568 | return; | |
569 | ||
570 | print_no_history_reason (mi->mi_uiout); | |
571 | print_no_history_reason (mi->cli_uiout); | |
17b2616c PA |
572 | } |
573 | ||
f7f9a841 | 574 | static void |
1d33d6ba | 575 | mi_on_normal_stop (struct bpstats *bs, int print_frame) |
f7f9a841 VP |
576 | { |
577 | /* Since this can be called when CLI command is executing, | |
578 | using cli interpreter, be sure to use MI uiout for output, | |
579 | not the current one. */ | |
1d33d6ba | 580 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
f7f9a841 | 581 | |
1d33d6ba VP |
582 | if (print_frame) |
583 | { | |
dc146f7c | 584 | int core; |
102040f0 | 585 | |
79a45e25 | 586 | if (current_uiout != mi_uiout) |
1d33d6ba | 587 | { |
2b03b41d SS |
588 | /* The normal_stop function has printed frame information |
589 | into CLI uiout, or some other non-MI uiout. There's no | |
590 | way we can extract proper fields from random uiout | |
591 | object, so we print the frame again. In practice, this | |
592 | can only happen when running a CLI command in MI. */ | |
79a45e25 | 593 | struct ui_out *saved_uiout = current_uiout; |
36dfb11c TT |
594 | struct target_waitstatus last; |
595 | ptid_t last_ptid; | |
102040f0 | 596 | |
79a45e25 | 597 | current_uiout = mi_uiout; |
36dfb11c TT |
598 | |
599 | get_last_target_status (&last_ptid, &last); | |
0c7e1a46 | 600 | print_stop_event (&last); |
36dfb11c | 601 | |
79a45e25 | 602 | current_uiout = saved_uiout; |
1d33d6ba | 603 | } |
17b2616c PA |
604 | /* Otherwise, frame information has already been printed by |
605 | normal_stop. */ | |
606 | else | |
607 | { | |
608 | /* Breakpoint hits should always be mirrored to the console. | |
609 | Deciding what to mirror to the console wrt to breakpoints | |
610 | and random stops gets messy real fast. E.g., say "s" | |
611 | trips on a breakpoint. We'd clearly want to mirror the | |
612 | event to the console in this case. But what about more | |
613 | complicated cases like "s&; thread n; s&", and one of | |
614 | those steps spawning a new thread, and that thread | |
615 | hitting a breakpoint? It's impossible in general to | |
616 | track whether the thread had any relation to the commands | |
617 | that had been executed. So we just simplify and always | |
618 | mirror breakpoints and random events to the console. | |
619 | ||
620 | Also, CLI execution commands (-interpreter-exec console | |
621 | "next", for example) in async mode have the opposite | |
622 | issue as described in the "then" branch above -- | |
623 | normal_stop has already printed frame information to MI | |
624 | uiout, but nothing has printed the same information to | |
625 | the CLI channel. We should print the source line to the | |
626 | console when stepping or other similar commands, iff the | |
627 | step was started by a console command (but not if it was | |
628 | started with -exec-step or similar). */ | |
629 | struct thread_info *tp = inferior_thread (); | |
630 | ||
631 | if ((!tp->control.stop_step | |
632 | && !tp->control.proceed_to_finish) | |
633 | || (tp->control.command_interp != NULL | |
634 | && tp->control.command_interp != top_level_interpreter ())) | |
635 | { | |
636 | struct mi_interp *mi = top_level_interpreter_data (); | |
637 | struct target_waitstatus last; | |
638 | ptid_t last_ptid; | |
17b2616c PA |
639 | struct cleanup *old_chain; |
640 | ||
fd664c91 PA |
641 | /* Set the current uiout to CLI uiout temporarily. */ |
642 | old_chain = make_cleanup (restore_current_uiout_cleanup, | |
643 | current_uiout); | |
644 | current_uiout = mi->cli_uiout; | |
17b2616c PA |
645 | |
646 | get_last_target_status (&last_ptid, &last); | |
647 | print_stop_event (&last); | |
648 | ||
649 | do_cleanups (old_chain); | |
650 | } | |
651 | } | |
1d33d6ba VP |
652 | |
653 | ui_out_field_int (mi_uiout, "thread-id", | |
654 | pid_to_thread_id (inferior_ptid)); | |
655 | if (non_stop) | |
656 | { | |
657 | struct cleanup *back_to = make_cleanup_ui_out_list_begin_end | |
658 | (mi_uiout, "stopped-threads"); | |
102040f0 | 659 | |
1d33d6ba | 660 | ui_out_field_int (mi_uiout, NULL, |
102040f0 | 661 | pid_to_thread_id (inferior_ptid)); |
1d33d6ba VP |
662 | do_cleanups (back_to); |
663 | } | |
664 | else | |
665 | ui_out_field_string (mi_uiout, "stopped-threads", "all"); | |
dc146f7c VP |
666 | |
667 | core = target_core_of_thread (inferior_ptid); | |
668 | if (core != -1) | |
669 | ui_out_field_int (mi_uiout, "core", core); | |
1d33d6ba VP |
670 | } |
671 | ||
f7f9a841 | 672 | fputs_unfiltered ("*stopped", raw_stdout); |
1d33d6ba VP |
673 | mi_out_put (mi_uiout, raw_stdout); |
674 | mi_out_rewind (mi_uiout); | |
4333ada3 | 675 | mi_print_timing_maybe (); |
f7f9a841 VP |
676 | fputs_unfiltered ("\n", raw_stdout); |
677 | gdb_flush (raw_stdout); | |
678 | } | |
679 | ||
f3b1572e PA |
680 | static void |
681 | mi_about_to_proceed (void) | |
682 | { | |
683 | /* Suppress output while calling an inferior function. */ | |
684 | ||
685 | if (!ptid_equal (inferior_ptid, null_ptid)) | |
686 | { | |
687 | struct thread_info *tp = inferior_thread (); | |
102040f0 | 688 | |
16c381f0 | 689 | if (tp->control.in_infcall) |
f3b1572e PA |
690 | return; |
691 | } | |
692 | ||
693 | mi_proceeded = 1; | |
694 | } | |
695 | ||
5b9afe8a YQ |
696 | /* When the element is non-zero, no MI notifications will be emitted in |
697 | response to the corresponding observers. */ | |
2b03b41d | 698 | |
5b9afe8a YQ |
699 | struct mi_suppress_notification mi_suppress_notification = |
700 | { | |
701 | 0, | |
702 | 0, | |
201b4506 | 703 | 0, |
5b9afe8a | 704 | }; |
8d3788bd | 705 | |
201b4506 YQ |
706 | /* Emit notification on changing a traceframe. */ |
707 | ||
708 | static void | |
709 | mi_traceframe_changed (int tfnum, int tpnum) | |
710 | { | |
711 | struct mi_interp *mi = top_level_interpreter_data (); | |
712 | ||
713 | if (mi_suppress_notification.traceframe) | |
714 | return; | |
715 | ||
716 | target_terminal_ours (); | |
717 | ||
718 | if (tfnum >= 0) | |
719 | fprintf_unfiltered (mi->event_channel, "traceframe-changed," | |
720 | "num=\"%d\",tracepoint=\"%d\"\n", | |
721 | tfnum, tpnum); | |
722 | else | |
723 | fprintf_unfiltered (mi->event_channel, "traceframe-changed,end"); | |
724 | ||
725 | gdb_flush (mi->event_channel); | |
726 | } | |
727 | ||
bb25a15c YQ |
728 | /* Emit notification on creating a trace state variable. */ |
729 | ||
730 | static void | |
134a2066 | 731 | mi_tsv_created (const struct trace_state_variable *tsv) |
bb25a15c YQ |
732 | { |
733 | struct mi_interp *mi = top_level_interpreter_data (); | |
734 | ||
735 | target_terminal_ours (); | |
736 | ||
737 | fprintf_unfiltered (mi->event_channel, "tsv-created," | |
134a2066 YQ |
738 | "name=\"%s\",initial=\"%s\"\n", |
739 | tsv->name, plongest (tsv->initial_value)); | |
bb25a15c YQ |
740 | |
741 | gdb_flush (mi->event_channel); | |
742 | } | |
743 | ||
744 | /* Emit notification on deleting a trace state variable. */ | |
745 | ||
746 | static void | |
134a2066 | 747 | mi_tsv_deleted (const struct trace_state_variable *tsv) |
bb25a15c YQ |
748 | { |
749 | struct mi_interp *mi = top_level_interpreter_data (); | |
750 | ||
751 | target_terminal_ours (); | |
752 | ||
134a2066 | 753 | if (tsv != NULL) |
bb25a15c | 754 | fprintf_unfiltered (mi->event_channel, "tsv-deleted," |
134a2066 | 755 | "name=\"%s\"\n", tsv->name); |
bb25a15c YQ |
756 | else |
757 | fprintf_unfiltered (mi->event_channel, "tsv-deleted\n"); | |
758 | ||
759 | gdb_flush (mi->event_channel); | |
760 | } | |
761 | ||
134a2066 YQ |
762 | /* Emit notification on modifying a trace state variable. */ |
763 | ||
764 | static void | |
765 | mi_tsv_modified (const struct trace_state_variable *tsv) | |
766 | { | |
767 | struct mi_interp *mi = top_level_interpreter_data (); | |
768 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
769 | ||
770 | target_terminal_ours (); | |
771 | ||
772 | fprintf_unfiltered (mi->event_channel, | |
773 | "tsv-modified"); | |
774 | ||
775 | ui_out_redirect (mi_uiout, mi->event_channel); | |
776 | ||
777 | ui_out_field_string (mi_uiout, "name", tsv->name); | |
778 | ui_out_field_string (mi_uiout, "initial", | |
779 | plongest (tsv->initial_value)); | |
780 | if (tsv->value_known) | |
781 | ui_out_field_string (mi_uiout, "current", plongest (tsv->value)); | |
782 | ||
783 | ui_out_redirect (mi_uiout, NULL); | |
784 | ||
785 | gdb_flush (mi->event_channel); | |
786 | } | |
787 | ||
8d3788bd | 788 | /* Emit notification about a created breakpoint. */ |
2b03b41d | 789 | |
8d3788bd VP |
790 | static void |
791 | mi_breakpoint_created (struct breakpoint *b) | |
792 | { | |
793 | struct mi_interp *mi = top_level_interpreter_data (); | |
794 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
8d3788bd | 795 | |
5b9afe8a | 796 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
797 | return; |
798 | ||
799 | if (b->number <= 0) | |
800 | return; | |
801 | ||
802 | target_terminal_ours (); | |
803 | fprintf_unfiltered (mi->event_channel, | |
804 | "breakpoint-created"); | |
805 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
806 | mi->event_channel. One approach would be to just call |
807 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
808 | content of mi_outout into mi->event_channel. However, that will | |
809 | break if anything is output to mi_uiout prior to calling the | |
810 | breakpoint_created notifications. So, we use | |
811 | ui_out_redirect. */ | |
8d3788bd | 812 | ui_out_redirect (mi_uiout, mi->event_channel); |
492d29ea PA |
813 | TRY |
814 | { | |
815 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
816 | } | |
817 | CATCH (e, RETURN_MASK_ERROR) | |
818 | { | |
819 | } | |
820 | END_CATCH | |
821 | ||
8d3788bd VP |
822 | ui_out_redirect (mi_uiout, NULL); |
823 | ||
824 | gdb_flush (mi->event_channel); | |
825 | } | |
826 | ||
827 | /* Emit notification about deleted breakpoint. */ | |
2b03b41d | 828 | |
8d3788bd VP |
829 | static void |
830 | mi_breakpoint_deleted (struct breakpoint *b) | |
831 | { | |
832 | struct mi_interp *mi = top_level_interpreter_data (); | |
833 | ||
5b9afe8a | 834 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
835 | return; |
836 | ||
837 | if (b->number <= 0) | |
838 | return; | |
839 | ||
840 | target_terminal_ours (); | |
841 | ||
842 | fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"", | |
843 | b->number); | |
844 | ||
845 | gdb_flush (mi->event_channel); | |
846 | } | |
847 | ||
848 | /* Emit notification about modified breakpoint. */ | |
2b03b41d | 849 | |
8d3788bd VP |
850 | static void |
851 | mi_breakpoint_modified (struct breakpoint *b) | |
852 | { | |
853 | struct mi_interp *mi = top_level_interpreter_data (); | |
854 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
8d3788bd | 855 | |
5b9afe8a | 856 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
857 | return; |
858 | ||
859 | if (b->number <= 0) | |
860 | return; | |
861 | ||
862 | target_terminal_ours (); | |
863 | fprintf_unfiltered (mi->event_channel, | |
864 | "breakpoint-modified"); | |
865 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
866 | mi->event_channel. One approach would be to just call |
867 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
868 | content of mi_outout into mi->event_channel. However, that will | |
869 | break if anything is output to mi_uiout prior to calling the | |
870 | breakpoint_created notifications. So, we use | |
871 | ui_out_redirect. */ | |
8d3788bd | 872 | ui_out_redirect (mi_uiout, mi->event_channel); |
492d29ea PA |
873 | TRY |
874 | { | |
875 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
876 | } | |
877 | CATCH (e, RETURN_MASK_ERROR) | |
878 | { | |
879 | } | |
880 | END_CATCH | |
881 | ||
8d3788bd VP |
882 | ui_out_redirect (mi_uiout, NULL); |
883 | ||
884 | gdb_flush (mi->event_channel); | |
885 | } | |
886 | ||
d90e17a7 PA |
887 | static int |
888 | mi_output_running_pid (struct thread_info *info, void *arg) | |
889 | { | |
890 | ptid_t *ptid = arg; | |
891 | ||
892 | if (ptid_get_pid (*ptid) == ptid_get_pid (info->ptid)) | |
893 | fprintf_unfiltered (raw_stdout, | |
894 | "*running,thread-id=\"%d\"\n", | |
895 | info->num); | |
896 | ||
897 | return 0; | |
898 | } | |
899 | ||
900 | static int | |
901 | mi_inferior_count (struct inferior *inf, void *arg) | |
902 | { | |
903 | if (inf->pid != 0) | |
904 | { | |
905 | int *count_p = arg; | |
906 | (*count_p)++; | |
907 | } | |
908 | ||
909 | return 0; | |
910 | } | |
911 | ||
e1ac3328 VP |
912 | static void |
913 | mi_on_resume (ptid_t ptid) | |
914 | { | |
c5a4d20b PA |
915 | struct thread_info *tp = NULL; |
916 | ||
9944e9c2 | 917 | if (ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid)) |
c5a4d20b PA |
918 | tp = inferior_thread (); |
919 | else | |
e09875d4 | 920 | tp = find_thread_ptid (ptid); |
c5a4d20b PA |
921 | |
922 | /* Suppress output while calling an inferior function. */ | |
16c381f0 | 923 | if (tp->control.in_infcall) |
c5a4d20b PA |
924 | return; |
925 | ||
a2840c35 VP |
926 | /* To cater for older frontends, emit ^running, but do it only once |
927 | per each command. We do it here, since at this point we know | |
928 | that the target was successfully resumed, and in non-async mode, | |
929 | we won't return back to MI interpreter code until the target | |
930 | is done running, so delaying the output of "^running" until then | |
931 | will make it impossible for frontend to know what's going on. | |
932 | ||
933 | In future (MI3), we'll be outputting "^done" here. */ | |
f3b1572e | 934 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 | 935 | { |
c271b6e2 VP |
936 | fprintf_unfiltered (raw_stdout, "%s^running\n", |
937 | current_token ? current_token : ""); | |
a2840c35 VP |
938 | } |
939 | ||
dfd4cc63 | 940 | if (ptid_get_pid (ptid) == -1) |
e1ac3328 | 941 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); |
d90e17a7 | 942 | else if (ptid_is_pid (ptid)) |
bb599c81 | 943 | { |
ab730e72 | 944 | int count = 0; |
d90e17a7 PA |
945 | |
946 | /* Backwards compatibility. If there's only one inferior, | |
947 | output "all", otherwise, output each resumed thread | |
948 | individually. */ | |
949 | iterate_over_inferiors (mi_inferior_count, &count); | |
950 | ||
951 | if (count == 1) | |
952 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); | |
953 | else | |
954 | iterate_over_threads (mi_output_running_pid, &ptid); | |
bb599c81 | 955 | } |
e1ac3328 VP |
956 | else |
957 | { | |
e09875d4 | 958 | struct thread_info *ti = find_thread_ptid (ptid); |
102040f0 | 959 | |
e1ac3328 VP |
960 | gdb_assert (ti); |
961 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", ti->num); | |
962 | } | |
a2840c35 | 963 | |
f3b1572e | 964 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 VP |
965 | { |
966 | running_result_record_printed = 1; | |
967 | /* This is what gdb used to do historically -- printing prompt even if | |
968 | it cannot actually accept any input. This will be surely removed | |
329ea579 PA |
969 | for MI3, and may be removed even earlier. SYNC_EXECUTION is |
970 | checked here because we only need to emit a prompt if a | |
971 | synchronous command was issued when the target is async. */ | |
972 | if (!target_is_async_p () || sync_execution) | |
a2840c35 VP |
973 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
974 | } | |
c1828f25 | 975 | gdb_flush (raw_stdout); |
e1ac3328 VP |
976 | } |
977 | ||
c86cf029 VP |
978 | static void |
979 | mi_solib_loaded (struct so_list *solib) | |
980 | { | |
981 | struct mi_interp *mi = top_level_interpreter_data (); | |
6ef284bd | 982 | struct ui_out *uiout = interp_ui_out (top_level_interpreter ()); |
102040f0 | 983 | |
c86cf029 | 984 | target_terminal_ours (); |
6ef284bd SM |
985 | |
986 | fprintf_unfiltered (mi->event_channel, "library-loaded"); | |
987 | ||
988 | ui_out_redirect (uiout, mi->event_channel); | |
989 | ||
990 | ui_out_field_string (uiout, "id", solib->so_original_name); | |
991 | ui_out_field_string (uiout, "target-name", solib->so_original_name); | |
992 | ui_out_field_string (uiout, "host-name", solib->so_name); | |
993 | ui_out_field_int (uiout, "symbols-loaded", solib->symbols_loaded); | |
994 | if (!gdbarch_has_global_solist (target_gdbarch ())) | |
995 | { | |
996 | ui_out_field_fmt (uiout, "thread-group", "i%d", current_inferior ()->num); | |
997 | } | |
998 | ||
999 | ui_out_redirect (uiout, NULL); | |
a79b8f6e | 1000 | |
c86cf029 VP |
1001 | gdb_flush (mi->event_channel); |
1002 | } | |
1003 | ||
1004 | static void | |
1005 | mi_solib_unloaded (struct so_list *solib) | |
1006 | { | |
1007 | struct mi_interp *mi = top_level_interpreter_data (); | |
6ef284bd | 1008 | struct ui_out *uiout = interp_ui_out (top_level_interpreter ()); |
102040f0 | 1009 | |
c86cf029 | 1010 | target_terminal_ours (); |
6ef284bd SM |
1011 | |
1012 | fprintf_unfiltered (mi->event_channel, "library-unloaded"); | |
1013 | ||
1014 | ui_out_redirect (uiout, mi->event_channel); | |
1015 | ||
1016 | ui_out_field_string (uiout, "id", solib->so_original_name); | |
1017 | ui_out_field_string (uiout, "target-name", solib->so_original_name); | |
1018 | ui_out_field_string (uiout, "host-name", solib->so_name); | |
1019 | if (!gdbarch_has_global_solist (target_gdbarch ())) | |
1020 | { | |
1021 | ui_out_field_fmt (uiout, "thread-group", "i%d", current_inferior ()->num); | |
1022 | } | |
1023 | ||
1024 | ui_out_redirect (uiout, NULL); | |
a79b8f6e | 1025 | |
c86cf029 VP |
1026 | gdb_flush (mi->event_channel); |
1027 | } | |
1028 | ||
5b9afe8a YQ |
1029 | /* Emit notification about the command parameter change. */ |
1030 | ||
1031 | static void | |
1032 | mi_command_param_changed (const char *param, const char *value) | |
1033 | { | |
1034 | struct mi_interp *mi = top_level_interpreter_data (); | |
1035 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
1036 | ||
1037 | if (mi_suppress_notification.cmd_param_changed) | |
1038 | return; | |
1039 | ||
1040 | target_terminal_ours (); | |
1041 | ||
1042 | fprintf_unfiltered (mi->event_channel, | |
1043 | "cmd-param-changed"); | |
1044 | ||
1045 | ui_out_redirect (mi_uiout, mi->event_channel); | |
1046 | ||
1047 | ui_out_field_string (mi_uiout, "param", param); | |
1048 | ui_out_field_string (mi_uiout, "value", value); | |
1049 | ||
1050 | ui_out_redirect (mi_uiout, NULL); | |
1051 | ||
1052 | gdb_flush (mi->event_channel); | |
1053 | } | |
1054 | ||
8de0566d YQ |
1055 | /* Emit notification about the target memory change. */ |
1056 | ||
1057 | static void | |
1058 | mi_memory_changed (struct inferior *inferior, CORE_ADDR memaddr, | |
1059 | ssize_t len, const bfd_byte *myaddr) | |
1060 | { | |
1061 | struct mi_interp *mi = top_level_interpreter_data (); | |
1062 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
1063 | struct obj_section *sec; | |
1064 | ||
1065 | if (mi_suppress_notification.memory) | |
1066 | return; | |
1067 | ||
1068 | target_terminal_ours (); | |
1069 | ||
1070 | fprintf_unfiltered (mi->event_channel, | |
1071 | "memory-changed"); | |
1072 | ||
1073 | ui_out_redirect (mi_uiout, mi->event_channel); | |
1074 | ||
1075 | ui_out_field_fmt (mi_uiout, "thread-group", "i%d", inferior->num); | |
f5656ead | 1076 | ui_out_field_core_addr (mi_uiout, "addr", target_gdbarch (), memaddr); |
deba7593 | 1077 | ui_out_field_fmt (mi_uiout, "len", "%s", hex_string (len)); |
8de0566d YQ |
1078 | |
1079 | /* Append 'type=code' into notification if MEMADDR falls in the range of | |
1080 | sections contain code. */ | |
1081 | sec = find_pc_section (memaddr); | |
1082 | if (sec != NULL && sec->objfile != NULL) | |
1083 | { | |
1084 | flagword flags = bfd_get_section_flags (sec->objfile->obfd, | |
1085 | sec->the_bfd_section); | |
1086 | ||
1087 | if (flags & SEC_CODE) | |
1088 | ui_out_field_string (mi_uiout, "type", "code"); | |
1089 | } | |
1090 | ||
1091 | ui_out_redirect (mi_uiout, NULL); | |
1092 | ||
1093 | gdb_flush (mi->event_channel); | |
1094 | } | |
1095 | ||
a79b8f6e VP |
1096 | static int |
1097 | report_initial_inferior (struct inferior *inf, void *closure) | |
1098 | { | |
1099 | /* This function is called from mi_intepreter_init, and since | |
1100 | mi_inferior_added assumes that inferior is fully initialized | |
1101 | and top_level_interpreter_data is set, we cannot call | |
1102 | it here. */ | |
1103 | struct mi_interp *mi = closure; | |
102040f0 | 1104 | |
a79b8f6e VP |
1105 | target_terminal_ours (); |
1106 | fprintf_unfiltered (mi->event_channel, | |
1107 | "thread-group-added,id=\"i%d\"", | |
1108 | inf->num); | |
1109 | gdb_flush (mi->event_channel); | |
1110 | return 0; | |
1111 | } | |
c86cf029 | 1112 | |
4801a9a3 PA |
1113 | static struct ui_out * |
1114 | mi_ui_out (struct interp *interp) | |
1115 | { | |
1116 | struct mi_interp *mi = interp_data (interp); | |
1117 | ||
fd664c91 | 1118 | return mi->mi_uiout; |
4801a9a3 PA |
1119 | } |
1120 | ||
37ce89eb SS |
1121 | /* Save the original value of raw_stdout here when logging, so we can |
1122 | restore correctly when done. */ | |
1123 | ||
1124 | static struct ui_file *saved_raw_stdout; | |
1125 | ||
1126 | /* Do MI-specific logging actions; save raw_stdout, and change all | |
1127 | the consoles to use the supplied ui-file(s). */ | |
1128 | ||
1129 | static int | |
1130 | mi_set_logging (struct interp *interp, int start_log, | |
1131 | struct ui_file *out, struct ui_file *logfile) | |
1132 | { | |
1133 | struct mi_interp *mi = interp_data (interp); | |
1134 | ||
1135 | if (!mi) | |
1136 | return 0; | |
1137 | ||
1138 | if (start_log) | |
1139 | { | |
1140 | /* The tee created already is based on gdb_stdout, which for MI | |
1141 | is a console and so we end up in an infinite loop of console | |
1142 | writing to ui_file writing to console etc. So discard the | |
1143 | existing tee (it hasn't been used yet, and MI won't ever use | |
1144 | it), and create one based on raw_stdout instead. */ | |
1145 | if (logfile) | |
1146 | { | |
1147 | ui_file_delete (out); | |
1148 | out = tee_file_new (raw_stdout, 0, logfile, 0); | |
1149 | } | |
1150 | ||
1151 | saved_raw_stdout = raw_stdout; | |
1152 | raw_stdout = out; | |
1153 | } | |
1154 | else | |
1155 | { | |
1156 | raw_stdout = saved_raw_stdout; | |
1157 | saved_raw_stdout = NULL; | |
1158 | } | |
1159 | ||
1160 | mi_console_set_raw (mi->out, raw_stdout); | |
1161 | mi_console_set_raw (mi->err, raw_stdout); | |
1162 | mi_console_set_raw (mi->log, raw_stdout); | |
1163 | mi_console_set_raw (mi->targ, raw_stdout); | |
1164 | mi_console_set_raw (mi->event_channel, raw_stdout); | |
1165 | ||
1166 | return 1; | |
1167 | } | |
1168 | ||
b9362cc7 AC |
1169 | extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */ |
1170 | ||
4a8f6654 AC |
1171 | void |
1172 | _initialize_mi_interp (void) | |
1173 | { | |
1174 | static const struct interp_procs procs = | |
2b03b41d SS |
1175 | { |
1176 | mi_interpreter_init, /* init_proc */ | |
1177 | mi_interpreter_resume, /* resume_proc */ | |
1178 | mi_interpreter_suspend, /* suspend_proc */ | |
1179 | mi_interpreter_exec, /* exec_proc */ | |
37ce89eb | 1180 | mi_ui_out, /* ui_out_proc */ |
1af12a7d AB |
1181 | mi_set_logging, /* set_logging_proc */ |
1182 | mi_command_loop /* command_loop_proc */ | |
2b03b41d | 1183 | }; |
4a8f6654 | 1184 | |
2fcf52f0 | 1185 | /* The various interpreter levels. */ |
4801a9a3 PA |
1186 | interp_add (interp_new (INTERP_MI1, &procs)); |
1187 | interp_add (interp_new (INTERP_MI2, &procs)); | |
1188 | interp_add (interp_new (INTERP_MI3, &procs)); | |
1189 | interp_add (interp_new (INTERP_MI, &procs)); | |
4a8f6654 | 1190 | } |