Commit | Line | Data |
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4a8f6654 AC |
1 | /* MI Interpreter Definitions and Commands for GDB, the GNU debugger. |
2 | ||
28e7fd62 | 3 | Copyright (C) 2002-2013 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" |
8de0566d | 38 | #include "objfiles.h" |
4a8f6654 | 39 | |
2b03b41d SS |
40 | /* These are the interpreter setup, etc. functions for the MI |
41 | interpreter. */ | |
42 | ||
4a8f6654 | 43 | static void mi_execute_command_wrapper (char *cmd); |
e837f12a | 44 | static void mi_execute_command_input_handler (char *cmd); |
4a8f6654 | 45 | static void mi_command_loop (int mi_version); |
4a8f6654 AC |
46 | |
47 | /* These are hooks that we put in place while doing interpreter_exec | |
2b03b41d SS |
48 | so we can report interesting things that happened "behind the MI's |
49 | back" in this command. */ | |
50 | ||
bee0189a | 51 | static int mi_interp_query_hook (const char *ctlstr, va_list ap) |
2b03b41d | 52 | ATTRIBUTE_PRINTF (1, 0); |
4a8f6654 | 53 | |
f786f615 | 54 | static void mi3_command_loop (void); |
4a8f6654 AC |
55 | static void mi2_command_loop (void); |
56 | static void mi1_command_loop (void); | |
57 | ||
58 | static void mi_insert_notify_hooks (void); | |
59 | static void mi_remove_notify_hooks (void); | |
1d33d6ba | 60 | static void mi_on_normal_stop (struct bpstats *bs, int print_frame); |
4a8f6654 | 61 | |
683f2885 | 62 | static void mi_new_thread (struct thread_info *t); |
a07daef3 | 63 | static void mi_thread_exit (struct thread_info *t, int silent); |
82a90ccf | 64 | static void mi_record_changed (struct inferior*, int); |
a79b8f6e VP |
65 | static void mi_inferior_added (struct inferior *inf); |
66 | static void mi_inferior_appeared (struct inferior *inf); | |
67 | static void mi_inferior_exit (struct inferior *inf); | |
68 | static void mi_inferior_removed (struct inferior *inf); | |
e1ac3328 | 69 | static void mi_on_resume (ptid_t ptid); |
c86cf029 VP |
70 | static void mi_solib_loaded (struct so_list *solib); |
71 | static void mi_solib_unloaded (struct so_list *solib); | |
f3b1572e | 72 | static void mi_about_to_proceed (void); |
201b4506 | 73 | static void mi_traceframe_changed (int tfnum, int tpnum); |
bb25a15c YQ |
74 | static void mi_tsv_created (const char *name, LONGEST value); |
75 | static void mi_tsv_deleted (const char *name); | |
8d3788bd VP |
76 | static void mi_breakpoint_created (struct breakpoint *b); |
77 | static void mi_breakpoint_deleted (struct breakpoint *b); | |
78 | static void mi_breakpoint_modified (struct breakpoint *b); | |
5b9afe8a | 79 | static void mi_command_param_changed (const char *param, const char *value); |
8de0566d YQ |
80 | static void mi_memory_changed (struct inferior *inf, CORE_ADDR memaddr, |
81 | ssize_t len, const bfd_byte *myaddr); | |
683f2885 | 82 | |
a79b8f6e VP |
83 | static int report_initial_inferior (struct inferior *inf, void *closure); |
84 | ||
4a8f6654 | 85 | static void * |
4801a9a3 | 86 | mi_interpreter_init (struct interp *interp, int top_level) |
4a8f6654 AC |
87 | { |
88 | struct mi_interp *mi = XMALLOC (struct mi_interp); | |
4801a9a3 PA |
89 | const char *name; |
90 | int mi_version; | |
4a8f6654 | 91 | |
bf6309af SS |
92 | /* Assign the output channel created at startup to its own global, |
93 | so that we can create a console channel that encapsulates and | |
94 | prefixes all gdb_output-type bits coming from the rest of the | |
95 | debugger. */ | |
4a8f6654 | 96 | |
bf6309af | 97 | raw_stdout = gdb_stdout; |
4a8f6654 | 98 | |
2b03b41d SS |
99 | /* Create MI console channels, each with a different prefix so they |
100 | can be distinguished. */ | |
4a8f6654 AC |
101 | mi->out = mi_console_file_new (raw_stdout, "~", '"'); |
102 | mi->err = mi_console_file_new (raw_stdout, "&", '"'); | |
103 | mi->log = mi->err; | |
104 | mi->targ = mi_console_file_new (raw_stdout, "@", '"'); | |
105 | mi->event_channel = mi_console_file_new (raw_stdout, "=", 0); | |
106 | ||
4801a9a3 PA |
107 | name = interp_name (interp); |
108 | /* INTERP_MI selects the most recent released version. "mi2" was | |
109 | released as part of GDB 6.0. */ | |
110 | if (strcmp (name, INTERP_MI) == 0) | |
111 | mi_version = 2; | |
112 | else if (strcmp (name, INTERP_MI1) == 0) | |
113 | mi_version = 1; | |
114 | else if (strcmp (name, INTERP_MI2) == 0) | |
115 | mi_version = 2; | |
116 | else if (strcmp (name, INTERP_MI3) == 0) | |
117 | mi_version = 3; | |
118 | else | |
119 | gdb_assert_not_reached ("unhandled MI version"); | |
120 | ||
121 | mi->uiout = mi_out_new (mi_version); | |
122 | ||
683f2885 | 123 | if (top_level) |
063bfe2e VP |
124 | { |
125 | observer_attach_new_thread (mi_new_thread); | |
126 | observer_attach_thread_exit (mi_thread_exit); | |
a79b8f6e | 127 | observer_attach_inferior_added (mi_inferior_added); |
6c95b8df | 128 | observer_attach_inferior_appeared (mi_inferior_appeared); |
4a92f99b | 129 | observer_attach_inferior_exit (mi_inferior_exit); |
a79b8f6e | 130 | observer_attach_inferior_removed (mi_inferior_removed); |
82a90ccf | 131 | observer_attach_record_changed (mi_record_changed); |
f7f9a841 | 132 | observer_attach_normal_stop (mi_on_normal_stop); |
e1ac3328 | 133 | observer_attach_target_resumed (mi_on_resume); |
c86cf029 VP |
134 | observer_attach_solib_loaded (mi_solib_loaded); |
135 | observer_attach_solib_unloaded (mi_solib_unloaded); | |
f3b1572e | 136 | observer_attach_about_to_proceed (mi_about_to_proceed); |
201b4506 | 137 | observer_attach_traceframe_changed (mi_traceframe_changed); |
bb25a15c YQ |
138 | observer_attach_tsv_created (mi_tsv_created); |
139 | observer_attach_tsv_deleted (mi_tsv_deleted); | |
8d3788bd VP |
140 | observer_attach_breakpoint_created (mi_breakpoint_created); |
141 | observer_attach_breakpoint_deleted (mi_breakpoint_deleted); | |
142 | observer_attach_breakpoint_modified (mi_breakpoint_modified); | |
5b9afe8a | 143 | observer_attach_command_param_changed (mi_command_param_changed); |
8de0566d | 144 | observer_attach_memory_changed (mi_memory_changed); |
a79b8f6e | 145 | |
2b03b41d SS |
146 | /* The initial inferior is created before this function is |
147 | called, so we need to report it explicitly. Use iteration in | |
148 | case future version of GDB creates more than one inferior | |
149 | up-front. */ | |
a79b8f6e | 150 | iterate_over_inferiors (report_initial_inferior, mi); |
063bfe2e | 151 | } |
683f2885 | 152 | |
4a8f6654 AC |
153 | return mi; |
154 | } | |
155 | ||
156 | static int | |
157 | mi_interpreter_resume (void *data) | |
158 | { | |
159 | struct mi_interp *mi = data; | |
4a8f6654 | 160 | |
2b03b41d SS |
161 | /* As per hack note in mi_interpreter_init, swap in the output |
162 | channels... */ | |
4a8f6654 AC |
163 | gdb_setup_readline (); |
164 | ||
362646f5 AC |
165 | /* These overwrite some of the initialization done in |
166 | _intialize_event_loop. */ | |
167 | call_readline = gdb_readline2; | |
e837f12a | 168 | input_handler = mi_execute_command_input_handler; |
362646f5 AC |
169 | add_file_handler (input_fd, stdin_event_handler, 0); |
170 | async_command_editing_p = 0; | |
171 | /* FIXME: This is a total hack for now. PB's use of the MI | |
172 | implicitly relies on a bug in the async support which allows | |
173 | asynchronous commands to leak through the commmand loop. The bug | |
174 | involves (but is not limited to) the fact that sync_execution was | |
175 | erroneously initialized to 0. Duplicate by initializing it thus | |
176 | here... */ | |
177 | sync_execution = 0; | |
4a8f6654 AC |
178 | |
179 | gdb_stdout = mi->out; | |
2b03b41d | 180 | /* Route error and log output through the MI. */ |
4a8f6654 AC |
181 | gdb_stderr = mi->err; |
182 | gdb_stdlog = mi->log; | |
2b03b41d | 183 | /* Route target output through the MI. */ |
4a8f6654 | 184 | gdb_stdtarg = mi->targ; |
2b03b41d | 185 | /* Route target error through the MI as well. */ |
1f20321b | 186 | gdb_stdtargerr = mi->targ; |
4a8f6654 AC |
187 | |
188 | /* Replace all the hooks that we know about. There really needs to | |
189 | be a better way of doing this... */ | |
190 | clear_interpreter_hooks (); | |
191 | ||
9a4105ab | 192 | deprecated_show_load_progress = mi_load_progress; |
4a8f6654 | 193 | |
2b03b41d | 194 | /* If we're _the_ interpreter, take control. */ |
4a8f6654 | 195 | if (current_interp_named_p (INTERP_MI1)) |
9a4105ab | 196 | deprecated_command_loop_hook = mi1_command_loop; |
f786f615 | 197 | else if (current_interp_named_p (INTERP_MI2)) |
9a4105ab | 198 | deprecated_command_loop_hook = mi2_command_loop; |
f786f615 | 199 | else if (current_interp_named_p (INTERP_MI3)) |
9a4105ab | 200 | deprecated_command_loop_hook = mi3_command_loop; |
4a8f6654 | 201 | else |
9a4105ab | 202 | deprecated_command_loop_hook = mi2_command_loop; |
4a8f6654 AC |
203 | |
204 | return 1; | |
205 | } | |
206 | ||
207 | static int | |
208 | mi_interpreter_suspend (void *data) | |
209 | { | |
210 | gdb_disable_readline (); | |
211 | return 1; | |
212 | } | |
213 | ||
71fff37b | 214 | static struct gdb_exception |
4a8f6654 AC |
215 | mi_interpreter_exec (void *data, const char *command) |
216 | { | |
217 | char *tmp = alloca (strlen (command) + 1); | |
102040f0 | 218 | |
4a8f6654 AC |
219 | strcpy (tmp, command); |
220 | mi_execute_command_wrapper (tmp); | |
c1043fc2 | 221 | return exception_none; |
4a8f6654 AC |
222 | } |
223 | ||
2b03b41d SS |
224 | /* Never display the default GDB prompt in MI case. */ |
225 | ||
4a8f6654 AC |
226 | static int |
227 | mi_interpreter_prompt_p (void *data) | |
228 | { | |
229 | return 0; | |
230 | } | |
231 | ||
ce8f13f8 | 232 | void |
4a8f6654 AC |
233 | mi_cmd_interpreter_exec (char *command, char **argv, int argc) |
234 | { | |
235 | struct interp *interp_to_use; | |
4a8f6654 | 236 | int i; |
a13e061a PA |
237 | char *mi_error_message = NULL; |
238 | struct cleanup *old_chain; | |
4a8f6654 AC |
239 | |
240 | if (argc < 2) | |
1b05df00 | 241 | error (_("-interpreter-exec: " |
9b20d036 | 242 | "Usage: -interpreter-exec interp command")); |
4a8f6654 AC |
243 | |
244 | interp_to_use = interp_lookup (argv[0]); | |
245 | if (interp_to_use == NULL) | |
1b05df00 | 246 | error (_("-interpreter-exec: could not find interpreter \"%s\""), |
9a2b4c1b | 247 | argv[0]); |
4a8f6654 AC |
248 | |
249 | if (!interp_exec_p (interp_to_use)) | |
1b05df00 | 250 | error (_("-interpreter-exec: interpreter \"%s\" " |
9b20d036 | 251 | "does not support command execution"), |
a13e061a | 252 | argv[0]); |
4a8f6654 | 253 | |
2b03b41d SS |
254 | /* Insert the MI out hooks, making sure to also call the |
255 | interpreter's hooks if it has any. */ | |
256 | /* KRS: We shouldn't need this... Events should be installed and | |
257 | they should just ALWAYS fire something out down the MI | |
258 | channel. */ | |
4a8f6654 AC |
259 | mi_insert_notify_hooks (); |
260 | ||
2b03b41d | 261 | /* Now run the code. */ |
4a8f6654 | 262 | |
a13e061a | 263 | old_chain = make_cleanup (null_cleanup, 0); |
4a8f6654 AC |
264 | for (i = 1; i < argc; i++) |
265 | { | |
32c1e744 | 266 | struct gdb_exception e = interp_exec (interp_to_use, argv[i]); |
102040f0 | 267 | |
32c1e744 VP |
268 | if (e.reason < 0) |
269 | { | |
270 | mi_error_message = xstrdup (e.message); | |
a13e061a | 271 | make_cleanup (xfree, mi_error_message); |
32c1e744 VP |
272 | break; |
273 | } | |
4a8f6654 AC |
274 | } |
275 | ||
276 | mi_remove_notify_hooks (); | |
277 | ||
a13e061a PA |
278 | if (mi_error_message != NULL) |
279 | error ("%s", mi_error_message); | |
280 | do_cleanups (old_chain); | |
4a8f6654 AC |
281 | } |
282 | ||
2b03b41d SS |
283 | /* This inserts a number of hooks that are meant to produce |
284 | async-notify ("=") MI messages while running commands in another | |
285 | interpreter using mi_interpreter_exec. The canonical use for this | |
286 | is to allow access to the gdb CLI interpreter from within the MI, | |
287 | while still producing MI style output when actions in the CLI | |
288 | command change GDB's state. */ | |
4a8f6654 AC |
289 | |
290 | static void | |
291 | mi_insert_notify_hooks (void) | |
292 | { | |
9a4105ab | 293 | deprecated_query_hook = mi_interp_query_hook; |
4a8f6654 AC |
294 | } |
295 | ||
296 | static void | |
11308a41 | 297 | mi_remove_notify_hooks (void) |
4a8f6654 | 298 | { |
9a4105ab | 299 | deprecated_query_hook = NULL; |
4a8f6654 AC |
300 | } |
301 | ||
302 | static int | |
303 | mi_interp_query_hook (const char *ctlstr, va_list ap) | |
304 | { | |
305 | return 1; | |
306 | } | |
307 | ||
4a8f6654 AC |
308 | static void |
309 | mi_execute_command_wrapper (char *cmd) | |
310 | { | |
311 | mi_execute_command (cmd, stdin == instream); | |
312 | } | |
313 | ||
e837f12a JK |
314 | /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */ |
315 | ||
316 | static void | |
317 | mi_execute_command_input_handler (char *cmd) | |
318 | { | |
319 | mi_execute_command_wrapper (cmd); | |
320 | ||
321 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
322 | gdb_flush (raw_stdout); | |
323 | } | |
324 | ||
4a8f6654 AC |
325 | static void |
326 | mi1_command_loop (void) | |
327 | { | |
328 | mi_command_loop (1); | |
329 | } | |
330 | ||
331 | static void | |
332 | mi2_command_loop (void) | |
333 | { | |
334 | mi_command_loop (2); | |
335 | } | |
336 | ||
f786f615 AC |
337 | static void |
338 | mi3_command_loop (void) | |
339 | { | |
340 | mi_command_loop (3); | |
341 | } | |
342 | ||
4a8f6654 AC |
343 | static void |
344 | mi_command_loop (int mi_version) | |
345 | { | |
4a8f6654 | 346 | /* Turn off 8 bit strings in quoted output. Any character with the |
2b03b41d | 347 | high bit set is printed using C's octal format. */ |
4a8f6654 | 348 | sevenbit_strings = 1; |
2b03b41d SS |
349 | |
350 | /* Tell the world that we're alive. */ | |
4a8f6654 AC |
351 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
352 | gdb_flush (raw_stdout); | |
2b03b41d | 353 | |
362646f5 | 354 | start_event_loop (); |
4a8f6654 AC |
355 | } |
356 | ||
683f2885 VP |
357 | static void |
358 | mi_new_thread (struct thread_info *t) | |
359 | { | |
360 | struct mi_interp *mi = top_level_interpreter_data (); | |
a79b8f6e VP |
361 | struct inferior *inf = find_inferior_pid (ptid_get_pid (t->ptid)); |
362 | ||
363 | gdb_assert (inf); | |
683f2885 | 364 | |
3d043ef6 | 365 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e VP |
366 | "thread-created,id=\"%d\",group-id=\"i%d\"", |
367 | t->num, inf->num); | |
683f2885 VP |
368 | gdb_flush (mi->event_channel); |
369 | } | |
370 | ||
063bfe2e | 371 | static void |
a07daef3 | 372 | mi_thread_exit (struct thread_info *t, int silent) |
063bfe2e | 373 | { |
a07daef3 | 374 | struct mi_interp *mi; |
a79b8f6e | 375 | struct inferior *inf; |
a07daef3 PA |
376 | |
377 | if (silent) | |
378 | return; | |
379 | ||
a79b8f6e VP |
380 | inf = find_inferior_pid (ptid_get_pid (t->ptid)); |
381 | ||
a07daef3 | 382 | mi = top_level_interpreter_data (); |
063bfe2e | 383 | target_terminal_ours (); |
3d043ef6 | 384 | fprintf_unfiltered (mi->event_channel, |
a79b8f6e VP |
385 | "thread-exited,id=\"%d\",group-id=\"i%d\"", |
386 | t->num, inf->num); | |
063bfe2e VP |
387 | gdb_flush (mi->event_channel); |
388 | } | |
389 | ||
82a90ccf YQ |
390 | /* Emit notification on changing the state of record. */ |
391 | ||
392 | static void | |
393 | mi_record_changed (struct inferior *inferior, int started) | |
394 | { | |
395 | struct mi_interp *mi = top_level_interpreter_data (); | |
396 | ||
397 | fprintf_unfiltered (mi->event_channel, "record-%s,thread-group=\"i%d\"", | |
398 | started ? "started" : "stopped", inferior->num); | |
399 | ||
400 | gdb_flush (mi->event_channel); | |
401 | } | |
402 | ||
a79b8f6e VP |
403 | static void |
404 | mi_inferior_added (struct inferior *inf) | |
405 | { | |
406 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 407 | |
a79b8f6e VP |
408 | target_terminal_ours (); |
409 | fprintf_unfiltered (mi->event_channel, | |
410 | "thread-group-added,id=\"i%d\"", | |
411 | inf->num); | |
412 | gdb_flush (mi->event_channel); | |
413 | } | |
414 | ||
415 | static void | |
416 | mi_inferior_appeared (struct inferior *inf) | |
4a92f99b VP |
417 | { |
418 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 419 | |
4a92f99b | 420 | target_terminal_ours (); |
a79b8f6e VP |
421 | fprintf_unfiltered (mi->event_channel, |
422 | "thread-group-started,id=\"i%d\",pid=\"%d\"", | |
423 | inf->num, inf->pid); | |
4a92f99b VP |
424 | gdb_flush (mi->event_channel); |
425 | } | |
426 | ||
427 | static void | |
a79b8f6e | 428 | mi_inferior_exit (struct inferior *inf) |
4a92f99b VP |
429 | { |
430 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 431 | |
4a92f99b | 432 | target_terminal_ours (); |
8cf64490 TT |
433 | if (inf->has_exit_code) |
434 | fprintf_unfiltered (mi->event_channel, | |
435 | "thread-group-exited,id=\"i%d\",exit-code=\"%s\"", | |
436 | inf->num, int_string (inf->exit_code, 8, 0, 0, 1)); | |
437 | else | |
438 | fprintf_unfiltered (mi->event_channel, | |
439 | "thread-group-exited,id=\"i%d\"", inf->num); | |
440 | ||
4a92f99b VP |
441 | gdb_flush (mi->event_channel); |
442 | } | |
443 | ||
a79b8f6e VP |
444 | static void |
445 | mi_inferior_removed (struct inferior *inf) | |
446 | { | |
447 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 448 | |
a79b8f6e VP |
449 | target_terminal_ours (); |
450 | fprintf_unfiltered (mi->event_channel, | |
451 | "thread-group-removed,id=\"i%d\"", | |
452 | inf->num); | |
453 | gdb_flush (mi->event_channel); | |
454 | } | |
455 | ||
f7f9a841 | 456 | static void |
1d33d6ba | 457 | mi_on_normal_stop (struct bpstats *bs, int print_frame) |
f7f9a841 VP |
458 | { |
459 | /* Since this can be called when CLI command is executing, | |
460 | using cli interpreter, be sure to use MI uiout for output, | |
461 | not the current one. */ | |
1d33d6ba | 462 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); |
f7f9a841 | 463 | |
1d33d6ba VP |
464 | if (print_frame) |
465 | { | |
dc146f7c | 466 | int core; |
102040f0 | 467 | |
79a45e25 | 468 | if (current_uiout != mi_uiout) |
1d33d6ba | 469 | { |
2b03b41d SS |
470 | /* The normal_stop function has printed frame information |
471 | into CLI uiout, or some other non-MI uiout. There's no | |
472 | way we can extract proper fields from random uiout | |
473 | object, so we print the frame again. In practice, this | |
474 | can only happen when running a CLI command in MI. */ | |
79a45e25 | 475 | struct ui_out *saved_uiout = current_uiout; |
36dfb11c TT |
476 | struct target_waitstatus last; |
477 | ptid_t last_ptid; | |
102040f0 | 478 | |
79a45e25 | 479 | current_uiout = mi_uiout; |
36dfb11c TT |
480 | |
481 | get_last_target_status (&last_ptid, &last); | |
482 | bpstat_print (bs, last.kind); | |
483 | ||
1d33d6ba | 484 | print_stack_frame (get_selected_frame (NULL), 0, SRC_AND_LOC); |
79a45e25 | 485 | current_uiout = saved_uiout; |
1d33d6ba VP |
486 | } |
487 | ||
488 | ui_out_field_int (mi_uiout, "thread-id", | |
489 | pid_to_thread_id (inferior_ptid)); | |
490 | if (non_stop) | |
491 | { | |
492 | struct cleanup *back_to = make_cleanup_ui_out_list_begin_end | |
493 | (mi_uiout, "stopped-threads"); | |
102040f0 | 494 | |
1d33d6ba | 495 | ui_out_field_int (mi_uiout, NULL, |
102040f0 | 496 | pid_to_thread_id (inferior_ptid)); |
1d33d6ba VP |
497 | do_cleanups (back_to); |
498 | } | |
499 | else | |
500 | ui_out_field_string (mi_uiout, "stopped-threads", "all"); | |
dc146f7c VP |
501 | |
502 | core = target_core_of_thread (inferior_ptid); | |
503 | if (core != -1) | |
504 | ui_out_field_int (mi_uiout, "core", core); | |
1d33d6ba VP |
505 | } |
506 | ||
f7f9a841 | 507 | fputs_unfiltered ("*stopped", raw_stdout); |
1d33d6ba VP |
508 | mi_out_put (mi_uiout, raw_stdout); |
509 | mi_out_rewind (mi_uiout); | |
4333ada3 | 510 | mi_print_timing_maybe (); |
f7f9a841 VP |
511 | fputs_unfiltered ("\n", raw_stdout); |
512 | gdb_flush (raw_stdout); | |
513 | } | |
514 | ||
f3b1572e PA |
515 | static void |
516 | mi_about_to_proceed (void) | |
517 | { | |
518 | /* Suppress output while calling an inferior function. */ | |
519 | ||
520 | if (!ptid_equal (inferior_ptid, null_ptid)) | |
521 | { | |
522 | struct thread_info *tp = inferior_thread (); | |
102040f0 | 523 | |
16c381f0 | 524 | if (tp->control.in_infcall) |
f3b1572e PA |
525 | return; |
526 | } | |
527 | ||
528 | mi_proceeded = 1; | |
529 | } | |
530 | ||
5b9afe8a YQ |
531 | /* When the element is non-zero, no MI notifications will be emitted in |
532 | response to the corresponding observers. */ | |
2b03b41d | 533 | |
5b9afe8a YQ |
534 | struct mi_suppress_notification mi_suppress_notification = |
535 | { | |
536 | 0, | |
537 | 0, | |
201b4506 | 538 | 0, |
5b9afe8a | 539 | }; |
8d3788bd | 540 | |
201b4506 YQ |
541 | /* Emit notification on changing a traceframe. */ |
542 | ||
543 | static void | |
544 | mi_traceframe_changed (int tfnum, int tpnum) | |
545 | { | |
546 | struct mi_interp *mi = top_level_interpreter_data (); | |
547 | ||
548 | if (mi_suppress_notification.traceframe) | |
549 | return; | |
550 | ||
551 | target_terminal_ours (); | |
552 | ||
553 | if (tfnum >= 0) | |
554 | fprintf_unfiltered (mi->event_channel, "traceframe-changed," | |
555 | "num=\"%d\",tracepoint=\"%d\"\n", | |
556 | tfnum, tpnum); | |
557 | else | |
558 | fprintf_unfiltered (mi->event_channel, "traceframe-changed,end"); | |
559 | ||
560 | gdb_flush (mi->event_channel); | |
561 | } | |
562 | ||
bb25a15c YQ |
563 | /* Emit notification on creating a trace state variable. */ |
564 | ||
565 | static void | |
566 | mi_tsv_created (const char *name, LONGEST value) | |
567 | { | |
568 | struct mi_interp *mi = top_level_interpreter_data (); | |
569 | ||
570 | target_terminal_ours (); | |
571 | ||
572 | fprintf_unfiltered (mi->event_channel, "tsv-created," | |
573 | "name=\"%s\",value=\"%s\"\n", | |
574 | name, plongest (value)); | |
575 | ||
576 | gdb_flush (mi->event_channel); | |
577 | } | |
578 | ||
579 | /* Emit notification on deleting a trace state variable. */ | |
580 | ||
581 | static void | |
582 | mi_tsv_deleted (const char *name) | |
583 | { | |
584 | struct mi_interp *mi = top_level_interpreter_data (); | |
585 | ||
586 | target_terminal_ours (); | |
587 | ||
588 | if (name != NULL) | |
589 | fprintf_unfiltered (mi->event_channel, "tsv-deleted," | |
590 | "name=\"%s\"\n", name); | |
591 | else | |
592 | fprintf_unfiltered (mi->event_channel, "tsv-deleted\n"); | |
593 | ||
594 | gdb_flush (mi->event_channel); | |
595 | } | |
596 | ||
8d3788bd | 597 | /* Emit notification about a created breakpoint. */ |
2b03b41d | 598 | |
8d3788bd VP |
599 | static void |
600 | mi_breakpoint_created (struct breakpoint *b) | |
601 | { | |
602 | struct mi_interp *mi = top_level_interpreter_data (); | |
603 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
bfd189b1 | 604 | volatile struct gdb_exception e; |
8d3788bd | 605 | |
5b9afe8a | 606 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
607 | return; |
608 | ||
609 | if (b->number <= 0) | |
610 | return; | |
611 | ||
612 | target_terminal_ours (); | |
613 | fprintf_unfiltered (mi->event_channel, | |
614 | "breakpoint-created"); | |
615 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
616 | mi->event_channel. One approach would be to just call |
617 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
618 | content of mi_outout into mi->event_channel. However, that will | |
619 | break if anything is output to mi_uiout prior to calling the | |
620 | breakpoint_created notifications. So, we use | |
621 | ui_out_redirect. */ | |
8d3788bd VP |
622 | ui_out_redirect (mi_uiout, mi->event_channel); |
623 | TRY_CATCH (e, RETURN_MASK_ERROR) | |
624 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
625 | ui_out_redirect (mi_uiout, NULL); | |
626 | ||
627 | gdb_flush (mi->event_channel); | |
628 | } | |
629 | ||
630 | /* Emit notification about deleted breakpoint. */ | |
2b03b41d | 631 | |
8d3788bd VP |
632 | static void |
633 | mi_breakpoint_deleted (struct breakpoint *b) | |
634 | { | |
635 | struct mi_interp *mi = top_level_interpreter_data (); | |
636 | ||
5b9afe8a | 637 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
638 | return; |
639 | ||
640 | if (b->number <= 0) | |
641 | return; | |
642 | ||
643 | target_terminal_ours (); | |
644 | ||
645 | fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"", | |
646 | b->number); | |
647 | ||
648 | gdb_flush (mi->event_channel); | |
649 | } | |
650 | ||
651 | /* Emit notification about modified breakpoint. */ | |
2b03b41d | 652 | |
8d3788bd VP |
653 | static void |
654 | mi_breakpoint_modified (struct breakpoint *b) | |
655 | { | |
656 | struct mi_interp *mi = top_level_interpreter_data (); | |
657 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
bfd189b1 | 658 | volatile struct gdb_exception e; |
8d3788bd | 659 | |
5b9afe8a | 660 | if (mi_suppress_notification.breakpoint) |
8d3788bd VP |
661 | return; |
662 | ||
663 | if (b->number <= 0) | |
664 | return; | |
665 | ||
666 | target_terminal_ours (); | |
667 | fprintf_unfiltered (mi->event_channel, | |
668 | "breakpoint-modified"); | |
669 | /* We want the output from gdb_breakpoint_query to go to | |
2b03b41d SS |
670 | mi->event_channel. One approach would be to just call |
671 | gdb_breakpoint_query, and then use mi_out_put to send the current | |
672 | content of mi_outout into mi->event_channel. However, that will | |
673 | break if anything is output to mi_uiout prior to calling the | |
674 | breakpoint_created notifications. So, we use | |
675 | ui_out_redirect. */ | |
8d3788bd VP |
676 | ui_out_redirect (mi_uiout, mi->event_channel); |
677 | TRY_CATCH (e, RETURN_MASK_ERROR) | |
678 | gdb_breakpoint_query (mi_uiout, b->number, NULL); | |
679 | ui_out_redirect (mi_uiout, NULL); | |
680 | ||
681 | gdb_flush (mi->event_channel); | |
682 | } | |
683 | ||
d90e17a7 PA |
684 | static int |
685 | mi_output_running_pid (struct thread_info *info, void *arg) | |
686 | { | |
687 | ptid_t *ptid = arg; | |
688 | ||
689 | if (ptid_get_pid (*ptid) == ptid_get_pid (info->ptid)) | |
690 | fprintf_unfiltered (raw_stdout, | |
691 | "*running,thread-id=\"%d\"\n", | |
692 | info->num); | |
693 | ||
694 | return 0; | |
695 | } | |
696 | ||
697 | static int | |
698 | mi_inferior_count (struct inferior *inf, void *arg) | |
699 | { | |
700 | if (inf->pid != 0) | |
701 | { | |
702 | int *count_p = arg; | |
703 | (*count_p)++; | |
704 | } | |
705 | ||
706 | return 0; | |
707 | } | |
708 | ||
e1ac3328 VP |
709 | static void |
710 | mi_on_resume (ptid_t ptid) | |
711 | { | |
c5a4d20b PA |
712 | struct thread_info *tp = NULL; |
713 | ||
9944e9c2 | 714 | if (ptid_equal (ptid, minus_one_ptid) || ptid_is_pid (ptid)) |
c5a4d20b PA |
715 | tp = inferior_thread (); |
716 | else | |
e09875d4 | 717 | tp = find_thread_ptid (ptid); |
c5a4d20b PA |
718 | |
719 | /* Suppress output while calling an inferior function. */ | |
16c381f0 | 720 | if (tp->control.in_infcall) |
c5a4d20b PA |
721 | return; |
722 | ||
a2840c35 VP |
723 | /* To cater for older frontends, emit ^running, but do it only once |
724 | per each command. We do it here, since at this point we know | |
725 | that the target was successfully resumed, and in non-async mode, | |
726 | we won't return back to MI interpreter code until the target | |
727 | is done running, so delaying the output of "^running" until then | |
728 | will make it impossible for frontend to know what's going on. | |
729 | ||
730 | In future (MI3), we'll be outputting "^done" here. */ | |
f3b1572e | 731 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 | 732 | { |
c271b6e2 VP |
733 | fprintf_unfiltered (raw_stdout, "%s^running\n", |
734 | current_token ? current_token : ""); | |
a2840c35 VP |
735 | } |
736 | ||
e1ac3328 VP |
737 | if (PIDGET (ptid) == -1) |
738 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); | |
d90e17a7 | 739 | else if (ptid_is_pid (ptid)) |
bb599c81 | 740 | { |
ab730e72 | 741 | int count = 0; |
d90e17a7 PA |
742 | |
743 | /* Backwards compatibility. If there's only one inferior, | |
744 | output "all", otherwise, output each resumed thread | |
745 | individually. */ | |
746 | iterate_over_inferiors (mi_inferior_count, &count); | |
747 | ||
748 | if (count == 1) | |
749 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"all\"\n"); | |
750 | else | |
751 | iterate_over_threads (mi_output_running_pid, &ptid); | |
bb599c81 | 752 | } |
e1ac3328 VP |
753 | else |
754 | { | |
e09875d4 | 755 | struct thread_info *ti = find_thread_ptid (ptid); |
102040f0 | 756 | |
e1ac3328 VP |
757 | gdb_assert (ti); |
758 | fprintf_unfiltered (raw_stdout, "*running,thread-id=\"%d\"\n", ti->num); | |
759 | } | |
a2840c35 | 760 | |
f3b1572e | 761 | if (!running_result_record_printed && mi_proceeded) |
a2840c35 VP |
762 | { |
763 | running_result_record_printed = 1; | |
764 | /* This is what gdb used to do historically -- printing prompt even if | |
765 | it cannot actually accept any input. This will be surely removed | |
766 | for MI3, and may be removed even earler. */ | |
767 | /* FIXME: review the use of target_is_async_p here -- is that | |
768 | what we want? */ | |
769 | if (!target_is_async_p ()) | |
770 | fputs_unfiltered ("(gdb) \n", raw_stdout); | |
771 | } | |
c1828f25 | 772 | gdb_flush (raw_stdout); |
e1ac3328 VP |
773 | } |
774 | ||
c86cf029 VP |
775 | static void |
776 | mi_solib_loaded (struct so_list *solib) | |
777 | { | |
778 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 779 | |
c86cf029 | 780 | target_terminal_ours (); |
f5656ead | 781 | if (gdbarch_has_global_solist (target_gdbarch ())) |
a79b8f6e VP |
782 | fprintf_unfiltered (mi->event_channel, |
783 | "library-loaded,id=\"%s\",target-name=\"%s\"," | |
784 | "host-name=\"%s\",symbols-loaded=\"%d\"", | |
785 | solib->so_original_name, solib->so_original_name, | |
786 | solib->so_name, solib->symbols_loaded); | |
787 | else | |
788 | fprintf_unfiltered (mi->event_channel, | |
789 | "library-loaded,id=\"%s\",target-name=\"%s\"," | |
790 | "host-name=\"%s\",symbols-loaded=\"%d\"," | |
791 | "thread-group=\"i%d\"", | |
792 | solib->so_original_name, solib->so_original_name, | |
793 | solib->so_name, solib->symbols_loaded, | |
794 | current_inferior ()->num); | |
795 | ||
c86cf029 VP |
796 | gdb_flush (mi->event_channel); |
797 | } | |
798 | ||
799 | static void | |
800 | mi_solib_unloaded (struct so_list *solib) | |
801 | { | |
802 | struct mi_interp *mi = top_level_interpreter_data (); | |
102040f0 | 803 | |
c86cf029 | 804 | target_terminal_ours (); |
f5656ead | 805 | if (gdbarch_has_global_solist (target_gdbarch ())) |
a79b8f6e VP |
806 | fprintf_unfiltered (mi->event_channel, |
807 | "library-unloaded,id=\"%s\",target-name=\"%s\"," | |
808 | "host-name=\"%s\"", | |
809 | solib->so_original_name, solib->so_original_name, | |
810 | solib->so_name); | |
811 | else | |
812 | fprintf_unfiltered (mi->event_channel, | |
813 | "library-unloaded,id=\"%s\",target-name=\"%s\"," | |
814 | "host-name=\"%s\",thread-group=\"i%d\"", | |
815 | solib->so_original_name, solib->so_original_name, | |
816 | solib->so_name, current_inferior ()->num); | |
817 | ||
c86cf029 VP |
818 | gdb_flush (mi->event_channel); |
819 | } | |
820 | ||
5b9afe8a YQ |
821 | /* Emit notification about the command parameter change. */ |
822 | ||
823 | static void | |
824 | mi_command_param_changed (const char *param, const char *value) | |
825 | { | |
826 | struct mi_interp *mi = top_level_interpreter_data (); | |
827 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
828 | ||
829 | if (mi_suppress_notification.cmd_param_changed) | |
830 | return; | |
831 | ||
832 | target_terminal_ours (); | |
833 | ||
834 | fprintf_unfiltered (mi->event_channel, | |
835 | "cmd-param-changed"); | |
836 | ||
837 | ui_out_redirect (mi_uiout, mi->event_channel); | |
838 | ||
839 | ui_out_field_string (mi_uiout, "param", param); | |
840 | ui_out_field_string (mi_uiout, "value", value); | |
841 | ||
842 | ui_out_redirect (mi_uiout, NULL); | |
843 | ||
844 | gdb_flush (mi->event_channel); | |
845 | } | |
846 | ||
8de0566d YQ |
847 | /* Emit notification about the target memory change. */ |
848 | ||
849 | static void | |
850 | mi_memory_changed (struct inferior *inferior, CORE_ADDR memaddr, | |
851 | ssize_t len, const bfd_byte *myaddr) | |
852 | { | |
853 | struct mi_interp *mi = top_level_interpreter_data (); | |
854 | struct ui_out *mi_uiout = interp_ui_out (top_level_interpreter ()); | |
855 | struct obj_section *sec; | |
856 | ||
857 | if (mi_suppress_notification.memory) | |
858 | return; | |
859 | ||
860 | target_terminal_ours (); | |
861 | ||
862 | fprintf_unfiltered (mi->event_channel, | |
863 | "memory-changed"); | |
864 | ||
865 | ui_out_redirect (mi_uiout, mi->event_channel); | |
866 | ||
867 | ui_out_field_fmt (mi_uiout, "thread-group", "i%d", inferior->num); | |
f5656ead | 868 | ui_out_field_core_addr (mi_uiout, "addr", target_gdbarch (), memaddr); |
8de0566d YQ |
869 | ui_out_field_fmt (mi_uiout, "len", "0x%zx", len); |
870 | ||
871 | /* Append 'type=code' into notification if MEMADDR falls in the range of | |
872 | sections contain code. */ | |
873 | sec = find_pc_section (memaddr); | |
874 | if (sec != NULL && sec->objfile != NULL) | |
875 | { | |
876 | flagword flags = bfd_get_section_flags (sec->objfile->obfd, | |
877 | sec->the_bfd_section); | |
878 | ||
879 | if (flags & SEC_CODE) | |
880 | ui_out_field_string (mi_uiout, "type", "code"); | |
881 | } | |
882 | ||
883 | ui_out_redirect (mi_uiout, NULL); | |
884 | ||
885 | gdb_flush (mi->event_channel); | |
886 | } | |
887 | ||
a79b8f6e VP |
888 | static int |
889 | report_initial_inferior (struct inferior *inf, void *closure) | |
890 | { | |
891 | /* This function is called from mi_intepreter_init, and since | |
892 | mi_inferior_added assumes that inferior is fully initialized | |
893 | and top_level_interpreter_data is set, we cannot call | |
894 | it here. */ | |
895 | struct mi_interp *mi = closure; | |
102040f0 | 896 | |
a79b8f6e VP |
897 | target_terminal_ours (); |
898 | fprintf_unfiltered (mi->event_channel, | |
899 | "thread-group-added,id=\"i%d\"", | |
900 | inf->num); | |
901 | gdb_flush (mi->event_channel); | |
902 | return 0; | |
903 | } | |
c86cf029 | 904 | |
4801a9a3 PA |
905 | static struct ui_out * |
906 | mi_ui_out (struct interp *interp) | |
907 | { | |
908 | struct mi_interp *mi = interp_data (interp); | |
909 | ||
910 | return mi->uiout; | |
911 | } | |
912 | ||
37ce89eb SS |
913 | /* Save the original value of raw_stdout here when logging, so we can |
914 | restore correctly when done. */ | |
915 | ||
916 | static struct ui_file *saved_raw_stdout; | |
917 | ||
918 | /* Do MI-specific logging actions; save raw_stdout, and change all | |
919 | the consoles to use the supplied ui-file(s). */ | |
920 | ||
921 | static int | |
922 | mi_set_logging (struct interp *interp, int start_log, | |
923 | struct ui_file *out, struct ui_file *logfile) | |
924 | { | |
925 | struct mi_interp *mi = interp_data (interp); | |
926 | ||
927 | if (!mi) | |
928 | return 0; | |
929 | ||
930 | if (start_log) | |
931 | { | |
932 | /* The tee created already is based on gdb_stdout, which for MI | |
933 | is a console and so we end up in an infinite loop of console | |
934 | writing to ui_file writing to console etc. So discard the | |
935 | existing tee (it hasn't been used yet, and MI won't ever use | |
936 | it), and create one based on raw_stdout instead. */ | |
937 | if (logfile) | |
938 | { | |
939 | ui_file_delete (out); | |
940 | out = tee_file_new (raw_stdout, 0, logfile, 0); | |
941 | } | |
942 | ||
943 | saved_raw_stdout = raw_stdout; | |
944 | raw_stdout = out; | |
945 | } | |
946 | else | |
947 | { | |
948 | raw_stdout = saved_raw_stdout; | |
949 | saved_raw_stdout = NULL; | |
950 | } | |
951 | ||
952 | mi_console_set_raw (mi->out, raw_stdout); | |
953 | mi_console_set_raw (mi->err, raw_stdout); | |
954 | mi_console_set_raw (mi->log, raw_stdout); | |
955 | mi_console_set_raw (mi->targ, raw_stdout); | |
956 | mi_console_set_raw (mi->event_channel, raw_stdout); | |
957 | ||
958 | return 1; | |
959 | } | |
960 | ||
b9362cc7 AC |
961 | extern initialize_file_ftype _initialize_mi_interp; /* -Wmissing-prototypes */ |
962 | ||
4a8f6654 AC |
963 | void |
964 | _initialize_mi_interp (void) | |
965 | { | |
966 | static const struct interp_procs procs = | |
2b03b41d SS |
967 | { |
968 | mi_interpreter_init, /* init_proc */ | |
969 | mi_interpreter_resume, /* resume_proc */ | |
970 | mi_interpreter_suspend, /* suspend_proc */ | |
971 | mi_interpreter_exec, /* exec_proc */ | |
972 | mi_interpreter_prompt_p, /* prompt_proc_p */ | |
37ce89eb SS |
973 | mi_ui_out, /* ui_out_proc */ |
974 | mi_set_logging /* set_logging_proc */ | |
2b03b41d | 975 | }; |
4a8f6654 | 976 | |
2fcf52f0 | 977 | /* The various interpreter levels. */ |
4801a9a3 PA |
978 | interp_add (interp_new (INTERP_MI1, &procs)); |
979 | interp_add (interp_new (INTERP_MI2, &procs)); | |
980 | interp_add (interp_new (INTERP_MI3, &procs)); | |
981 | interp_add (interp_new (INTERP_MI, &procs)); | |
4a8f6654 | 982 | } |