Commit | Line | Data |
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4a8f6654 AC |
1 | /* MI Interpreter Definitions and Commands for GDB, the GNU debugger. |
2 | ||
0b302171 | 3 | Copyright (C) 2002-2005, 2007-2012 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" | |
21 | #include "gdb_string.h" | |
22 | #include "interps.h" | |
23 | #include "event-top.h" | |
24 | #include "event-loop.h" | |
25 | #include "inferior.h" | |
26 | #include "ui-out.h" | |
27 | #include "top.h" | |
c1043fc2 | 28 | #include "exceptions.h" |
4a8f6654 AC |
29 | #include "mi-main.h" |
30 | #include "mi-cmds.h" | |
31 | #include "mi-out.h" | |
32 | #include "mi-console.h" | |
66bb093b | 33 | #include "mi-common.h" |
683f2885 VP |
34 | #include "observer.h" |
35 | #include "gdbthread.h" | |
c86cf029 | 36 | #include "solist.h" |
8d3788bd | 37 | #include "gdb.h" |
4a8f6654 | 38 | |
2b03b41d SS |
39 | /* These are the interpreter setup, etc. functions for the MI |
40 | interpreter. */ | |
41 | ||
4a8f6654 | 42 | static void mi_execute_command_wrapper (char *cmd); |
e837f12a | 43 | static void mi_execute_command_input_handler (char *cmd); |
4a8f6654 | 44 | static void mi_command_loop (int mi_version); |
4a8f6654 AC |
45 | |
46 | /* These are hooks that we put in place while doing interpreter_exec | |
2b03b41d SS |
47 | so we can report interesting things that happened "behind the MI's |
48 | back" in this command. */ | |
49 | ||
bee0189a | 50 | static int mi_interp_query_hook (const char *ctlstr, va_list ap) |
2b03b41d | 51 | ATTRIBUTE_PRINTF (1, 0); |
4a8f6654 | 52 | |
f786f615 | 53 | static void mi3_command_loop (void); |
4a8f6654 AC |
54 | static void mi2_command_loop (void); |
55 | static void mi1_command_loop (void); | |
56 | ||
57 | static void mi_insert_notify_hooks (void); | |
58 | static void mi_remove_notify_hooks (void); | |
1d33d6ba | 59 | static void mi_on_normal_stop (struct bpstats *bs, int print_frame); |
4a8f6654 | 60 | |
683f2885 | 61 | static void mi_new_thread (struct thread_info *t); |
a07daef3 | 62 | static void mi_thread_exit (struct thread_info *t, int silent); |
82a90ccf | 63 | static void mi_record_changed (struct inferior*, int); |
a79b8f6e VP |
64 | static void mi_inferior_added (struct inferior *inf); |
65 | static void mi_inferior_appeared (struct inferior *inf); | |
66 | static void mi_inferior_exit (struct inferior *inf); | |
67 | static void mi_inferior_removed (struct inferior *inf); | |
e1ac3328 | 68 | static void mi_on_resume (ptid_t ptid); |
c86cf029 VP |
69 | static void mi_solib_loaded (struct so_list *solib); |
70 | static void mi_solib_unloaded (struct so_list *solib); | |
f3b1572e | 71 | static void mi_about_to_proceed (void); |
201b4506 | 72 | static void mi_traceframe_changed (int tfnum, int tpnum); |
bb25a15c YQ |
73 | static void mi_tsv_created (const char *name, LONGEST value); |
74 | static void mi_tsv_deleted (const char *name); | |
8d3788bd VP |
75 | static void mi_breakpoint_created (struct breakpoint *b); |
76 | static void mi_breakpoint_deleted (struct breakpoint *b); | |
77 | static void mi_breakpoint_modified (struct breakpoint *b); | |
5b9afe8a | 78 | static void mi_command_param_changed (const char *param, const char *value); |
683f2885 | 79 | |
a79b8f6e VP |
80 | static int report_initial_inferior (struct inferior *inf, void *closure); |
81 | ||
4a8f6654 | 82 | static void * |
4801a9a3 | 83 | mi_interpreter_init (struct interp *interp, int top_level) |
4a8f6654 AC |
84 | { |
85 | struct mi_interp *mi = XMALLOC (struct mi_interp); | |
4801a9a3 PA |
86 | const char *name; |
87 | int mi_version; | |
4a8f6654 | 88 | |
bf6309af SS |
89 | /* Assign the output channel created at startup to its own global, |
90 | so that we can create a console channel that encapsulates and | |
91 | prefixes all gdb_output-type bits coming from the rest of the | |
92 | debugger. */ | |
4a8f6654 | 93 | |
bf6309af | 94 | raw_stdout = gdb_stdout; |
4a8f6654 | 95 | |
2b03b41d SS |
96 | /* Create MI console channels, each with a different prefix so they |
97 | can be distinguished. */ | |
4a8f6654 AC |
98 | mi->out = mi_console_file_new (raw_stdout, "~", '"'); |
99 | mi->err = mi_console_file_new (raw_stdout, "&", '"'); | |
100 | mi->log = mi->err; | |
101 | mi->targ = mi_console_file_new (raw_stdout, "@", '"'); | |
102 | mi->event_channel = mi_console_file_new (raw_stdout, "=", 0); | |
103 | ||
4801a9a3 PA |
104 | name = interp_name (interp); |
105 | /* INTERP_MI selects the most recent released version. "mi2" was | |
106 | released as part of GDB 6.0. */ | |
107 | if (strcmp (name, INTERP_MI) == 0) | |
108 | mi_version = 2; | |
109 | else if (strcmp (name, INTERP_MI1) == 0) | |
110 | mi_version = 1; | |
111 | else if (strcmp (name, INTERP_MI2) == 0) | |
112 | mi_version = 2; | |
113 | else if (strcmp (name, INTERP_MI3) == 0) | |
114 | mi_version = 3; | |
115 | else | |
116 | gdb_assert_not_reached ("unhandled MI version"); | |
117 | ||
118 | mi->uiout = mi_out_new (mi_version); | |
119 | ||
683f2885 | 120 | if (top_level) |
063bfe2e VP |
121 | { |
122 | observer_attach_new_thread (mi_new_thread); | |
123 | observer_attach_thread_exit (mi_thread_exit); | |
a79b8f6e | 124 | observer_attach_inferior_added (mi_inferior_added); |
6c95b8df | 125 | observer_attach_inferior_appeared (mi_inferior_appeared); |
4a92f99b | 126 | observer_attach_inferior_exit (mi_inferior_exit); |
a79b8f6e | 127 | observer_attach_inferior_removed (mi_inferior_removed); |
82a90ccf | 128 | observer_attach_record_changed (mi_record_changed); |
f7f9a841 | 129 | observer_attach_normal_stop (mi_on_normal_stop); |
e1ac3328 | 130 | observer_attach_target_resumed (mi_on_resume); |
c86cf029 VP |
131 | observer_attach_solib_loaded (mi_solib_loaded); |
132 | observer_attach_solib_unloaded (mi_solib_unloaded); | |
f3b1572e | 133 | observer_attach_about_to_proceed (mi_about_to_proceed); |
201b4506 | 134 | observer_attach_traceframe_changed (mi_traceframe_changed); |
bb25a15c YQ |
135 | observer_attach_tsv_created (mi_tsv_created); |
136 | observer_attach_tsv_deleted (mi_tsv_deleted); | |
8d3788bd VP |
137 | observer_attach_breakpoint_created (mi_breakpoint_created); |
138 | observer_attach_breakpoint_deleted (mi_breakpoint_deleted); | |
139 | observer_attach_breakpoint_modified (mi_breakpoint_modified); | |
5b9afe8a | 140 | observer_attach_command_param_changed (mi_command_param_changed); |
a79b8f6e | 141 | |
2b03b41d SS |
142 | /* The initial inferior is created before this function is |
143 | called, so we need to report it explicitly. Use iteration in | |
144 | case future version of GDB creates more than one inferior | |
145 | up-front. */ | |
a79b8f6e | 146 | iterate_over_inferiors (report_initial_inferior, mi); |
063bfe2e | 147 | } |
683f2885 | 148 | |
4a8f6654 AC |
149 | return mi; |
150 | } | |
151 | ||
152 | static int | |
153 | mi_interpreter_resume (void *data) | |
154 | { | |
155 | struct mi_interp *mi = data; | |
4a8f6654 | 156 | |
2b03b41d SS |
157 | /* As per hack note in mi_interpreter_init, swap in the output |
158 | channels... */ | |
4a8f6654 AC |
159 | gdb_setup_readline (); |
160 | ||
362646f5 AC |
161 | /* These overwrite some of the initialization done in |
162 | _intialize_event_loop. */ | |
163 | call_readline = gdb_readline2; | |
e837f12a | 164 | input_handler = mi_execute_command_input_handler; |
362646f5 AC |
165 | add_file_handler (input_fd, stdin_event_handler, 0); |
166 | async_command_editing_p = 0; | |
167 | /* FIXME: This is a total hack for now. PB's use of the MI | |
168 | implicitly relies on a bug in the async support which allows | |
169 | asynchronous commands to leak through the commmand loop. The bug | |
170 | involves (but is not limited to) the fact that sync_execution was | |
171 | erroneously initialized to 0. Duplicate by initializing it thus | |
172 | here... */ | |
173 | sync_execution = 0; | |
4a8f6654 AC |
174 | |
175 | gdb_stdout = mi->out; | |
2b03b41d | 176 | /* Route error and log output through the MI. */ |
4a8f6654 AC |
177 | gdb_stderr = mi->err; |
178 | gdb_stdlog = mi->log; | |
2b03b41d | 179 | /* Route target output through the MI. */ |
4a8f6654 | 180 | gdb_stdtarg = mi->targ; |
2b03b41d | 181 | /* Route target error through the MI as well. */ |
1f20321b | 182 | gdb_stdtargerr = mi->targ; |
4a8f6654 AC |
183 | |
184 | /* Replace all the hooks that we know about. There really needs to | |
185 | be a better way of doing this... */ | |
186 | clear_interpreter_hooks (); | |
187 | ||
9a4105ab | 188 | deprecated_show_load_progress = mi_load_progress; |
4a8f6654 | 189 | |
2b03b41d | 190 | /* If we're _the_ interpreter, take control. */ |
4a8f6654 | 191 | if (current_interp_named_p (INTERP_MI1)) |
9a4105ab | 192 | deprecated_command_loop_hook = mi1_command_loop; |
f786f615 | 193 | else if (current_interp_named_p (INTERP_MI2)) |
9a4105ab | 194 | deprecated_command_loop_hook = mi2_command_loop; |
f786f615 | 195 | else if (current_interp_named_p (INTERP_MI3)) |
9a4105ab | 196 | deprecated_command_loop_hook = mi3_command_loop; |
4a8f6654 | 197 | else |
9a4105ab | 198 | deprecated_command_loop_hook = mi2_command_loop; |
4a8f6654 AC |
199 | |
200 | return 1; | |
201 | } | |
202 | ||
203 | static int | |
204 | mi_interpreter_suspend (void *data) | |
205 | { | |
206 | gdb_disable_readline (); | |
207 | return 1; | |
208 | } | |
209 | ||
71fff37b | 210 | static struct gdb_exception |
4a8f6654 AC |
211 | mi_interpreter_exec (void *data, const char *command) |
212 | { | |
213 | char *tmp = alloca (strlen (command) + 1); | |
102040f0 | 214 | |
4a8f6654 AC |
215 | strcpy (tmp, command); |
216 | mi_execute_command_wrapper (tmp); | |
c1043fc2 | 217 | return exception_none; |
4a8f6654 AC |
218 | } |
219 | ||
2b03b41d SS |
220 | /* Never display the default GDB prompt in MI case. */ |
221 | ||
4a8f6654 AC |
222 | static int |
223 | mi_interpreter_prompt_p (void *data) | |
224 | { | |
225 | return 0; | |
226 | } | |
227 | ||
ce8f13f8 | 228 | void |
4a8f6654 AC |
229 | mi_cmd_interpreter_exec (char *command, char **argv, int argc) |
230 | { | |
231 | struct interp *interp_to_use; | |
4a8f6654 | 232 | int i; |
a13e061a PA |
233 | char *mi_error_message = NULL; |
234 | struct cleanup *old_chain; | |
4a8f6654 AC |
235 | |
236 | if (argc < 2) | |
1b05df00 | 237 | error (_("-interpreter-exec: " |
9b20d036 | 238 | "Usage: -interpreter-exec interp command")); |
4a8f6654 AC |
239 | |
240 | interp_to_use = interp_lookup (argv[0]); | |
241 | if (interp_to_use == NULL) | |
1b05df00 | 242 | error (_("-interpreter-exec: could not find interpreter \"%s\""), |
9a2b4c1b | 243 | argv[0]); |
4a8f6654 AC |
244 | |
245 | if (!interp_exec_p (interp_to_use)) | |
1b05df00 | 246 | error (_("-interpreter-exec: interpreter \"%s\" " |
9b20d036 | 247 | "does not support command execution"), |
a13e061a | 248 | argv[0]); |
4a8f6654 | 249 | |
2b03b41d SS |
250 | /* Insert the MI out hooks, making sure to also call the |
251 | interpreter's hooks if it has any. */ | |
252 | /* KRS: We shouldn't need this... Events should be installed and | |
253 | they should just ALWAYS fire something out down the MI | |
254 | channel. */ | |
4a8f6654 AC |
255 | mi_insert_notify_hooks (); |
256 | ||
2b03b41d | 257 | /* Now run the code. */ |
4a8f6654 | 258 | |
a13e061a | 259 | old_chain = make_cleanup (null_cleanup, 0); |
4a8f6654 AC |
260 | for (i = 1; i < argc; i++) |
261 | { | |
32c1e744 | 262 | struct gdb_exception e = interp_exec (interp_to_use, argv[i]); |
102040f0 | 263 | |
32c1e744 VP |
264 | if (e.reason < 0) |
265 | { | |
266 | mi_error_message = xstrdup (e.message); | |
a13e061a | 267 | make_cleanup (xfree, mi_error_message); |
32c1e744 VP |
268 | break; |
269 | } | |
4a8f6654 AC |
270 | } |
271 | ||
272 | mi_remove_notify_hooks (); | |
273 | ||
a13e061a PA |
274 | if (mi_error_message != NULL) |
275 | error ("%s", mi_error_message); | |
276 | do_cleanups (old_chain); | |
4a8f6654 AC |
277 | } |
278 | ||
2b03b41d SS |
279 | /* This inserts a number of hooks that are meant to produce |
280 | async-notify ("=") MI messages while running commands in another | |
281 | interpreter using mi_interpreter_exec. The canonical use for this | |
282 | is to allow access to the gdb CLI interpreter from within the MI, | |
283 | while still producing MI style output when actions in the CLI | |
284 | command change GDB's state. */ | |
4a8f6654 AC |
285 | |
286 | static void | |
287 | mi_insert_notify_hooks (void) | |
288 | { | |
9a4105ab | 289 | deprecated_query_hook = mi_interp_query_hook; |
4a8f6654 AC |
290 | } |
291 | ||
292 | static void | |
11308a41 | 293 | mi_remove_notify_hooks (void) |
4a8f6654 | 294 | { |
9a4105ab | 295 | deprecated_query_hook = NULL; |
4a8f6654 AC |
296 | } |
297 | ||
298 | static int | |
299 | mi_interp_query_hook (const char *ctlstr, va_list ap) | |
300 | { | |
301 | return 1; | |
302 | } | |
303 | ||
4a8f6654 AC |
304 | static void |
305 | mi_execute_command_wrapper (char *cmd) | |
306 | { | |
307 | mi_execute_command (cmd, stdin == instream); | |
308 | } | |
309 | ||
e837f12a JK |
310 | /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */ |
311 | ||
312 | static void | |
313 | mi_execute_command_input_handler (char *cmd) | |
314 | { | |
315 | mi_execute_command_wrapper (cmd); | |
316 | ||
317 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
318 | gdb_flush (raw_stdout); | |
319 | } | |
320 | ||
4a8f6654 AC |
321 | static void |
322 | mi1_command_loop (void) | |
323 | { | |
324 | mi_command_loop (1); | |
325 | } | |
326 | ||
327 | static void | |
328 | mi2_command_loop (void) | |
329 | { | |
330 | mi_command_loop (2); | |
331 | } | |
332 | ||
f786f615 AC |
333 | static void |
334 | mi3_command_loop (void) | |
335 | { | |
336 | mi_command_loop (3); | |
337 | } | |
338 | ||
4a8f6654 AC |
339 | static void |
340 | mi_command_loop (int mi_version) | |
341 | { | |
4a8f6654 | 342 | /* Turn off 8 bit strings in quoted output. Any character with the |
2b03b41d | 343 | high bit set is printed using C's octal format. */ |
4a8f6654 | 344 | sevenbit_strings = 1; |
2b03b41d SS |
345 | |
346 | /* Tell the world that we're alive. */ | |
4a8f6654 AC |
347 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
348 | gdb_flush (raw_stdout); | |
2b03b41d | 349 | |
362646f5 | 350 | start_event_loop (); |
4a8f6654 AC |
351 | } |
352 | ||
683f2885 VP |
353 | static void |
354 | mi_new_thread (struct thread_info *t) | |
355 | { | |
356 | struct mi_interp *mi = top_level_interpreter_data (); | |
a79b8f6e VP |
357 | struct inferior *inf = find_inferior_pid (ptid_get_pid (t->ptid)); |
358 | ||
359 | gdb_assert (inf); | |
683f2885 | 360 | |
3d043ef6 | 361 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e VP |
362 | "thread-created,id=\"%d\",group-id=\"i%d\"", |
363 | t->num, inf->num); | |
683f2885 VP |
364 | gdb_flush (mi->event_channel); |
365 | } | |
366 | ||
063bfe2e | 367 | static void |
a07daef3 | 368 | mi_thread_exit (struct thread_info *t, int silent) |
063bfe2e | 369 | { |
a07daef3 | 370 | struct mi_interp *mi; |
a79b8f6e | 371 | struct inferior *inf; |
a07daef3 PA |
372 | |
373 | if (silent) | |
374 | return; | |
375 | ||
a79b8f6e VP |
376 | inf = find_inferior_pid (ptid_get_pid (t->ptid)); |
377 | ||
a07daef3 | 378 | mi = top_level_interpreter_data (); |
063bfe2e | 379 | target_terminal_ours (); |
3d043ef6 | 380 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e VP |
381 | "thread-exited,id=\"%d\",group-id=\"i%d\"", |
382 | t->num, inf->num); | |
063bfe2e VP |
383 | gdb_flush (mi->event_channel); |
384 | } | |
385 | ||
82a90ccf YQ |
386 | /* Emit notification on changing the state of record. */ |
387 | ||
388 | static void | |
389 | mi_record_changed (struct inferior *inferior, int started) | |
390 | { | |
391 | struct mi_interp *mi = top_level_interpreter_data (); | |
392 | ||
393 | fprintf_unfiltered (mi->event_channel, "record-%s,thread-group=\"i%d\"", | |
394 | started ? "started" : "stopped", inferior->num); | |
395 | ||
396 | gdb_flush (mi->event_channel); | |
397 | } | |
398 | ||
a79b8f6e VP |
399 | static void |
400 | mi_inferior_added (struct inferior *inf) | |
401 | { | |
402 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 403 | |
a79b8f6e VP |
404 | target_terminal_ours (); |
405 | fprintf_unfiltered (mi->event_channel, | |
406 | "thread-group-added,id=\"i%d\"", | |
407 | inf->num); | |
408 | gdb_flush (mi->event_channel); | |
409 | } | |
410 | ||
411 | static void | |
412 | mi_inferior_appeared (struct inferior *inf) | |
4a92f99b VP |
413 | { |
414 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 415 | |
4a92f99b | 416 | target_terminal_ours (); |
a79b8f6e VP |
417 | fprintf_unfiltered (mi->event_channel, |
418 | "thread-group-started,id=\"i%d\",pid=\"%d\"", | |
419 | inf->num, inf->pid); | |
4a92f99b VP |
420 | gdb_flush (mi->event_channel); |
421 | } | |
422 | ||
423 | static void | |
a79b8f6e | 424 | mi_inferior_exit (struct inferior *inf) |
4a92f99b VP |
425 | { |
426 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 427 | |
4a92f99b | 428 | target_terminal_ours (); |
8cf64490 TT |
429 | if (inf->has_exit_code) |
430 | fprintf_unfiltered (mi->event_channel, | |
431 | "thread-group-exited,id=\"i%d\",exit-code=\"%s\"", | |
432 | inf->num, int_string (inf->exit_code, 8, 0, 0, 1)); | |
433 | else | |
434 | fprintf_unfiltered (mi->event_channel, | |
435 | "thread-group-exited,id=\"i%d\"", inf->num); | |
436 | ||
4a92f99b VP |
437 | gdb_flush (mi->event_channel); |
438 | } | |
439 | ||
a79b8f6e VP |
440 | static void |
441 | mi_inferior_removed (struct inferior *inf) | |
442 | { | |
443 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 444 | |
a79b8f6e VP |
445 | target_terminal_ours (); |
446 | fprintf_unfiltered (mi->event_channel, | |
447 | "thread-group-removed,id=\"i%d\"", | |
448 | inf->num); | |
449 | gdb_flush (mi->event_channel); | |
450 | } | |
451 | ||
f7f9a841 | 452 | static void |
1d33d6ba | 453 | mi_on_normal_stop (struct bpstats *bs, int print_frame) |
f7f9a841 VP |
454 | { |
455 | /* Since this can be called when CLI command is executing, | |
456 | using cli interpreter, be sure to use MI uiout for output, | |
457 | not the current one. */ | |
1d33d6ba | 458 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
f7f9a841 | 459 | |
1d33d6ba VP |
460 | if (print_frame) |
461 | { | |
dc146f7c | 462 | int core; |
102040f0 | 463 | |
79a45e25 | 464 | if (current_uiout != mi_uiout) |
1d33d6ba | 465 | { |
2b03b41d SS |
466 | /* The normal_stop function has printed frame information |
467 | into CLI uiout, or some other non-MI uiout. There's no | |
468 | way we can extract proper fields from random uiout | |
469 | object, so we print the frame again. In practice, this | |
470 | can only happen when running a CLI command in MI. */ | |
79a45e25 | 471 | struct ui_out *saved_uiout = current_uiout; |
36dfb11c TT |
472 | struct target_waitstatus last; |
473 | ptid_t last_ptid; | |
102040f0 | 474 | |
79a45e25 | 475 | current_uiout = mi_uiout; |
36dfb11c TT |
476 | |
477 | get_last_target_status (&last_ptid, &last); | |
478 | bpstat_print (bs, last.kind); | |
479 | ||
1d33d6ba | 480 | print_stack_frame (get_selected_frame (NULL), 0, SRC_AND_LOC); |
79a45e25 | 481 | current_uiout = saved_uiout; |
1d33d6ba VP |
482 | } |
483 | ||
484 | ui_out_field_int (mi_uiout, "thread-id", | |
485 | pid_to_thread_id (inferior_ptid)); | |
486 | if (non_stop) | |
487 | { | |
488 | struct cleanup *back_to = make_cleanup_ui_out_list_begin_end | |
489 | (mi_uiout, "stopped-threads"); | |
102040f0 | 490 | |
1d33d6ba | 491 | ui_out_field_int (mi_uiout, NULL, |
102040f0 | 492 | pid_to_thread_id (inferior_ptid)); |
1d33d6ba VP |
493 | do_cleanups (back_to); |
494 | } | |
495 | else | |
496 | ui_out_field_string (mi_uiout, "stopped-threads", "all"); | |
dc146f7c VP |
497 | |
498 | core = target_core_of_thread (inferior_ptid); | |
499 | if (core != -1) | |
500 | ui_out_field_int (mi_uiout, "core", core); | |
1d33d6ba VP |
501 | } |
502 | ||
f7f9a841 | 503 | fputs_unfiltered ("*stopped", raw_stdout); |
1d33d6ba VP |
504 | mi_out_put (mi_uiout, raw_stdout); |
505 | mi_out_rewind (mi_uiout); | |
4333ada3 | 506 | mi_print_timing_maybe (); |
f7f9a841 VP |
507 | fputs_unfiltered ("\n", raw_stdout); |
508 | gdb_flush (raw_stdout); | |
509 | } | |
510 | ||
f3b1572e PA |
511 | static void |
512 | mi_about_to_proceed (void) | |
513 | { | |
514 | /* Suppress output while calling an inferior function. */ | |
515 | ||
516 | if (!ptid_equal (inferior_ptid, null_ptid)) | |
517 | { | |
518 | struct thread_info *tp = inferior_thread (); | |
102040f0 | 519 | |
16c381f0 | 520 | if (tp->control.in_infcall) |
f3b1572e PA |
521 | return; |
522 | } | |
523 | ||
524 | mi_proceeded = 1; | |
525 | } | |
526 | ||
5b9afe8a YQ |
527 | /* When the element is non-zero, no MI notifications will be emitted in |
528 | response to the corresponding observers. */ | |
2b03b41d | 529 | |
5b9afe8a YQ |
530 | struct mi_suppress_notification mi_suppress_notification = |
531 | { | |
532 | 0, | |
533 | 0, | |
201b4506 | 534 | 0, |
5b9afe8a | 535 | }; |
8d3788bd | 536 | |
201b4506 YQ |
537 | /* Emit notification on changing a traceframe. */ |
538 | ||
539 | static void | |
540 | mi_traceframe_changed (int tfnum, int tpnum) | |
541 | { | |
542 | struct mi_interp *mi = top_level_interpreter_data (); | |
543 | ||
544 | if (mi_suppress_notification.traceframe) | |
545 | return; | |
546 | ||
547 | target_terminal_ours (); | |
548 | ||
549 | if (tfnum >= 0) | |
550 | fprintf_unfiltered (mi->event_channel, "traceframe-changed," | |
551 | "num=\"%d\",tracepoint=\"%d\"\n", | |
552 | tfnum, tpnum); | |
553 | else | |
554 | fprintf_unfiltered (mi->event_channel, "traceframe-changed,end"); | |
555 | ||
556 | gdb_flush (mi->event_channel); | |
557 | } | |
558 | ||
bb25a15c YQ |
559 | /* Emit notification on creating a trace state variable. */ |
560 | ||
561 | static void | |
562 | mi_tsv_created (const char *name, LONGEST value) | |
563 | { | |
564 | struct mi_interp *mi = top_level_interpreter_data (); | |
565 | ||
566 | target_terminal_ours (); | |
567 | ||
568 | fprintf_unfiltered (mi->event_channel, "tsv-created," | |
569 | "name=\"%s\",value=\"%s\"\n", | |
570 | name, plongest (value)); | |
571 | ||
572 | gdb_flush (mi->event_channel); | |
573 | } | |
574 | ||
575 | /* Emit notification on deleting a trace state variable. */ | |
576 | ||
577 | static void | |
578 | mi_tsv_deleted (const char *name) | |
579 | { | |
580 | struct mi_interp *mi = top_level_interpreter_data (); | |
581 | ||
582 | target_terminal_ours (); | |
583 | ||
584 | if (name != NULL) | |
585 | fprintf_unfiltered (mi->event_channel, "tsv-deleted," | |
586 | "name=\"%s\"\n", name); | |
587 | else | |
588 | fprintf_unfiltered (mi->event_channel, "tsv-deleted\n"); | |
589 | ||
590 | gdb_flush (mi->event_channel); | |
591 | } | |
592 | ||
8d3788bd | 593 | /* Emit notification about a created breakpoint. */ |
2b03b41d | 594 | |
8d3788bd VP |
595 | static void |
596 | mi_breakpoint_created (struct breakpoint *b) | |
597 | { | |
598 | struct mi_interp *mi = top_level_interpreter_data (); | |
599 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
bfd189b1 | 600 | volatile struct gdb_exception e; |
8d3788bd | 601 | |
5b9afe8a | 602 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
603 | return; |
604 | ||
605 | if (b->number <= 0) | |
606 | return; | |
607 | ||
608 | target_terminal_ours (); | |
609 | fprintf_unfiltered (mi->event_channel, | |
610 | "breakpoint-created"); | |
611 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
612 | mi->event_channel. One approach would be to just call |
613 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
614 | content of mi_outout into mi->event_channel. However, that will | |
615 | break if anything is output to mi_uiout prior to calling the | |
616 | breakpoint_created notifications. So, we use | |
617 | ui_out_redirect. */ | |
8d3788bd VP |
618 | ui_out_redirect (mi_uiout, mi->event_channel); |
619 | TRY_CATCH (e, RETURN_MASK_ERROR) | |
620 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
621 | ui_out_redirect (mi_uiout, NULL); | |
622 | ||
623 | gdb_flush (mi->event_channel); | |
624 | } | |
625 | ||
626 | /* Emit notification about deleted breakpoint. */ | |
2b03b41d | 627 | |
8d3788bd VP |
628 | static void |
629 | mi_breakpoint_deleted (struct breakpoint *b) | |
630 | { | |
631 | struct mi_interp *mi = top_level_interpreter_data (); | |
632 | ||
5b9afe8a | 633 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
634 | return; |
635 | ||
636 | if (b->number <= 0) | |
637 | return; | |
638 | ||
639 | target_terminal_ours (); | |
640 | ||
641 | fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"", | |
642 | b->number); | |
643 | ||
644 | gdb_flush (mi->event_channel); | |
645 | } | |
646 | ||
647 | /* Emit notification about modified breakpoint. */ | |
2b03b41d | 648 | |
8d3788bd VP |
649 | static void |
650 | mi_breakpoint_modified (struct breakpoint *b) | |
651 | { | |
652 | struct mi_interp *mi = top_level_interpreter_data (); | |
653 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
bfd189b1 | 654 | volatile struct gdb_exception e; |
8d3788bd | 655 | |
5b9afe8a | 656 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
657 | return; |
658 | ||
659 | if (b->number <= 0) | |
660 | return; | |
661 | ||
662 | target_terminal_ours (); | |
663 | fprintf_unfiltered (mi->event_channel, | |
664 | "breakpoint-modified"); | |
665 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
666 | mi->event_channel. One approach would be to just call |
667 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
668 | content of mi_outout into mi->event_channel. However, that will | |
669 | break if anything is output to mi_uiout prior to calling the | |
670 | breakpoint_created notifications. So, we use | |
671 | ui_out_redirect. */ | |
8d3788bd VP |
672 | ui_out_redirect (mi_uiout, mi->event_channel); |
673 | TRY_CATCH (e, RETURN_MASK_ERROR) | |
674 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
675 | ui_out_redirect (mi_uiout, NULL); | |
676 | ||
677 | gdb_flush (mi->event_channel); | |
678 | } | |
679 | ||
d90e17a7 PA |
680 | static int |
681 | mi_output_running_pid (struct thread_info *info, void *arg) | |
682 | { | |
683 | ptid_t *ptid = arg; | |
684 | ||
685 | if (ptid_get_pid (*ptid) == ptid_get_pid (info->ptid)) | |
686 | fprintf_unfiltered (raw_stdout, | |
687 | "*running,thread-id=\"%d\"\n", | |
688 | info->num); | |
689 | ||
690 | return 0; | |
691 | } | |
692 | ||
693 | static int | |
694 | mi_inferior_count (struct inferior *inf, void *arg) | |
695 | { | |
696 | if (inf->pid != 0) | |
697 | { | |
698 | int *count_p = arg; | |
699 | (*count_p)++; | |
700 | } | |
701 | ||
702 | return 0; | |
703 | } | |
704 | ||
e1ac3328 VP |
705 | static void |
706 | mi_on_resume (ptid_t ptid) | |
707 | { | |
c5a4d20b PA |
708 | struct thread_info *tp = NULL; |
709 | ||
9944e9c2 | 710 | if (ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid)) |
c5a4d20b PA |
711 | tp = inferior_thread (); |
712 | else | |
e09875d4 | 713 | tp = find_thread_ptid (ptid); |
c5a4d20b PA |
714 | |
715 | /* Suppress output while calling an inferior function. */ | |
16c381f0 | 716 | if (tp->control.in_infcall) |
c5a4d20b PA |
717 | return; |
718 | ||
a2840c35 VP |
719 | /* To cater for older frontends, emit ^running, but do it only once |
720 | per each command. We do it here, since at this point we know | |
721 | that the target was successfully resumed, and in non-async mode, | |
722 | we won't return back to MI interpreter code until the target | |
723 | is done running, so delaying the output of "^running" until then | |
724 | will make it impossible for frontend to know what's going on. | |
725 | ||
726 | In future (MI3), we'll be outputting "^done" here. */ | |
f3b1572e | 727 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 | 728 | { |
c271b6e2 VP |
729 | fprintf_unfiltered (raw_stdout, "%s^running\n", |
730 | current_token ? current_token : ""); | |
a2840c35 VP |
731 | } |
732 | ||
e1ac3328 VP |
733 | if (PIDGET (ptid) == -1) |
734 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); | |
d90e17a7 | 735 | else if (ptid_is_pid (ptid)) |
bb599c81 | 736 | { |
ab730e72 | 737 | int count = 0; |
d90e17a7 PA |
738 | |
739 | /* Backwards compatibility. If there's only one inferior, | |
740 | output "all", otherwise, output each resumed thread | |
741 | individually. */ | |
742 | iterate_over_inferiors (mi_inferior_count, &count); | |
743 | ||
744 | if (count == 1) | |
745 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); | |
746 | else | |
747 | iterate_over_threads (mi_output_running_pid, &ptid); | |
bb599c81 | 748 | } |
e1ac3328 VP |
749 | else |
750 | { | |
e09875d4 | 751 | struct thread_info *ti = find_thread_ptid (ptid); |
102040f0 | 752 | |
e1ac3328 VP |
753 | gdb_assert (ti); |
754 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", ti->num); | |
755 | } | |
a2840c35 | 756 | |
f3b1572e | 757 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 VP |
758 | { |
759 | running_result_record_printed = 1; | |
760 | /* This is what gdb used to do historically -- printing prompt even if | |
761 | it cannot actually accept any input. This will be surely removed | |
762 | for MI3, and may be removed even earler. */ | |
763 | /* FIXME: review the use of target_is_async_p here -- is that | |
764 | what we want? */ | |
765 | if (!target_is_async_p ()) | |
766 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
767 | } | |
c1828f25 | 768 | gdb_flush (raw_stdout); |
e1ac3328 VP |
769 | } |
770 | ||
c86cf029 VP |
771 | static void |
772 | mi_solib_loaded (struct so_list *solib) | |
773 | { | |
774 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 775 | |
c86cf029 | 776 | target_terminal_ours (); |
a79b8f6e VP |
777 | if (gdbarch_has_global_solist (target_gdbarch)) |
778 | fprintf_unfiltered (mi->event_channel, | |
779 | "library-loaded,id=\"%s\",target-name=\"%s\"," | |
780 | "host-name=\"%s\",symbols-loaded=\"%d\"", | |
781 | solib->so_original_name, solib->so_original_name, | |
782 | solib->so_name, solib->symbols_loaded); | |
783 | else | |
784 | fprintf_unfiltered (mi->event_channel, | |
785 | "library-loaded,id=\"%s\",target-name=\"%s\"," | |
786 | "host-name=\"%s\",symbols-loaded=\"%d\"," | |
787 | "thread-group=\"i%d\"", | |
788 | solib->so_original_name, solib->so_original_name, | |
789 | solib->so_name, solib->symbols_loaded, | |
790 | current_inferior ()->num); | |
791 | ||
c86cf029 VP |
792 | gdb_flush (mi->event_channel); |
793 | } | |
794 | ||
795 | static void | |
796 | mi_solib_unloaded (struct so_list *solib) | |
797 | { | |
798 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 799 | |
c86cf029 | 800 | target_terminal_ours (); |
a79b8f6e VP |
801 | if (gdbarch_has_global_solist (target_gdbarch)) |
802 | fprintf_unfiltered (mi->event_channel, | |
803 | "library-unloaded,id=\"%s\",target-name=\"%s\"," | |
804 | "host-name=\"%s\"", | |
805 | solib->so_original_name, solib->so_original_name, | |
806 | solib->so_name); | |
807 | else | |
808 | fprintf_unfiltered (mi->event_channel, | |
809 | "library-unloaded,id=\"%s\",target-name=\"%s\"," | |
810 | "host-name=\"%s\",thread-group=\"i%d\"", | |
811 | solib->so_original_name, solib->so_original_name, | |
812 | solib->so_name, current_inferior ()->num); | |
813 | ||
c86cf029 VP |
814 | gdb_flush (mi->event_channel); |
815 | } | |
816 | ||
5b9afe8a YQ |
817 | /* Emit notification about the command parameter change. */ |
818 | ||
819 | static void | |
820 | mi_command_param_changed (const char *param, const char *value) | |
821 | { | |
822 | struct mi_interp *mi = top_level_interpreter_data (); | |
823 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
824 | ||
825 | if (mi_suppress_notification.cmd_param_changed) | |
826 | return; | |
827 | ||
828 | target_terminal_ours (); | |
829 | ||
830 | fprintf_unfiltered (mi->event_channel, | |
831 | "cmd-param-changed"); | |
832 | ||
833 | ui_out_redirect (mi_uiout, mi->event_channel); | |
834 | ||
835 | ui_out_field_string (mi_uiout, "param", param); | |
836 | ui_out_field_string (mi_uiout, "value", value); | |
837 | ||
838 | ui_out_redirect (mi_uiout, NULL); | |
839 | ||
840 | gdb_flush (mi->event_channel); | |
841 | } | |
842 | ||
a79b8f6e VP |
843 | static int |
844 | report_initial_inferior (struct inferior *inf, void *closure) | |
845 | { | |
846 | /* This function is called from mi_intepreter_init, and since | |
847 | mi_inferior_added assumes that inferior is fully initialized | |
848 | and top_level_interpreter_data is set, we cannot call | |
849 | it here. */ | |
850 | struct mi_interp *mi = closure; | |
102040f0 | 851 | |
a79b8f6e VP |
852 | target_terminal_ours (); |
853 | fprintf_unfiltered (mi->event_channel, | |
854 | "thread-group-added,id=\"i%d\"", | |
855 | inf->num); | |
856 | gdb_flush (mi->event_channel); | |
857 | return 0; | |
858 | } | |
c86cf029 | 859 | |
4801a9a3 PA |
860 | static struct ui_out * |
861 | mi_ui_out (struct interp *interp) | |
862 | { | |
863 | struct mi_interp *mi = interp_data (interp); | |
864 | ||
865 | return mi->uiout; | |
866 | } | |
867 | ||
37ce89eb SS |
868 | /* Save the original value of raw_stdout here when logging, so we can |
869 | restore correctly when done. */ | |
870 | ||
871 | static struct ui_file *saved_raw_stdout; | |
872 | ||
873 | /* Do MI-specific logging actions; save raw_stdout, and change all | |
874 | the consoles to use the supplied ui-file(s). */ | |
875 | ||
876 | static int | |
877 | mi_set_logging (struct interp *interp, int start_log, | |
878 | struct ui_file *out, struct ui_file *logfile) | |
879 | { | |
880 | struct mi_interp *mi = interp_data (interp); | |
881 | ||
882 | if (!mi) | |
883 | return 0; | |
884 | ||
885 | if (start_log) | |
886 | { | |
887 | /* The tee created already is based on gdb_stdout, which for MI | |
888 | is a console and so we end up in an infinite loop of console | |
889 | writing to ui_file writing to console etc. So discard the | |
890 | existing tee (it hasn't been used yet, and MI won't ever use | |
891 | it), and create one based on raw_stdout instead. */ | |
892 | if (logfile) | |
893 | { | |
894 | ui_file_delete (out); | |
895 | out = tee_file_new (raw_stdout, 0, logfile, 0); | |
896 | } | |
897 | ||
898 | saved_raw_stdout = raw_stdout; | |
899 | raw_stdout = out; | |
900 | } | |
901 | else | |
902 | { | |
903 | raw_stdout = saved_raw_stdout; | |
904 | saved_raw_stdout = NULL; | |
905 | } | |
906 | ||
907 | mi_console_set_raw (mi->out, raw_stdout); | |
908 | mi_console_set_raw (mi->err, raw_stdout); | |
909 | mi_console_set_raw (mi->log, raw_stdout); | |
910 | mi_console_set_raw (mi->targ, raw_stdout); | |
911 | mi_console_set_raw (mi->event_channel, raw_stdout); | |
912 | ||
913 | return 1; | |
914 | } | |
915 | ||
b9362cc7 AC |
916 | extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */ |
917 | ||
4a8f6654 AC |
918 | void |
919 | _initialize_mi_interp (void) | |
920 | { | |
921 | static const struct interp_procs procs = | |
2b03b41d SS |
922 | { |
923 | mi_interpreter_init, /* init_proc */ | |
924 | mi_interpreter_resume, /* resume_proc */ | |
925 | mi_interpreter_suspend, /* suspend_proc */ | |
926 | mi_interpreter_exec, /* exec_proc */ | |
927 | mi_interpreter_prompt_p, /* prompt_proc_p */ | |
37ce89eb SS |
928 | mi_ui_out, /* ui_out_proc */ |
929 | mi_set_logging /* set_logging_proc */ | |
2b03b41d | 930 | }; |
4a8f6654 | 931 | |
2fcf52f0 | 932 | /* The various interpreter levels. */ |
4801a9a3 PA |
933 | interp_add (interp_new (INTERP_MI1, &procs)); |
934 | interp_add (interp_new (INTERP_MI2, &procs)); | |
935 | interp_add (interp_new (INTERP_MI3, &procs)); | |
936 | interp_add (interp_new (INTERP_MI, &procs)); | |
4a8f6654 | 937 | } |