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