| 1 | /* MI Interpreter Definitions and Commands for GDB, the GNU debugger. |
| 2 | |
| 3 | Copyright (C) 2002-2019 Free Software Foundation, Inc. |
| 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 |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 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 |
| 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
| 19 | |
| 20 | #include "defs.h" |
| 21 | #include "interps.h" |
| 22 | #include "event-top.h" |
| 23 | #include "event-loop.h" |
| 24 | #include "inferior.h" |
| 25 | #include "infrun.h" |
| 26 | #include "ui-out.h" |
| 27 | #include "top.h" |
| 28 | #include "mi-main.h" |
| 29 | #include "mi-cmds.h" |
| 30 | #include "mi-out.h" |
| 31 | #include "mi-console.h" |
| 32 | #include "mi-common.h" |
| 33 | #include "observable.h" |
| 34 | #include "gdbthread.h" |
| 35 | #include "solist.h" |
| 36 | #include "objfiles.h" |
| 37 | #include "tracepoint.h" |
| 38 | #include "cli-out.h" |
| 39 | #include "thread-fsm.h" |
| 40 | #include "cli/cli-interp.h" |
| 41 | #include "gdbsupport/scope-exit.h" |
| 42 | |
| 43 | /* These are the interpreter setup, etc. functions for the MI |
| 44 | interpreter. */ |
| 45 | |
| 46 | static void mi_execute_command_wrapper (const char *cmd); |
| 47 | static void mi_execute_command_input_handler |
| 48 | (gdb::unique_xmalloc_ptr<char> &&cmd); |
| 49 | |
| 50 | /* These are hooks that we put in place while doing interpreter_exec |
| 51 | so we can report interesting things that happened "behind the MI's |
| 52 | back" in this command. */ |
| 53 | |
| 54 | static int mi_interp_query_hook (const char *ctlstr, va_list ap) |
| 55 | ATTRIBUTE_PRINTF (1, 0); |
| 56 | |
| 57 | static void mi_insert_notify_hooks (void); |
| 58 | static void mi_remove_notify_hooks (void); |
| 59 | |
| 60 | static void mi_on_signal_received (enum gdb_signal siggnal); |
| 61 | static void mi_on_end_stepping_range (void); |
| 62 | static void mi_on_signal_exited (enum gdb_signal siggnal); |
| 63 | static void mi_on_exited (int exitstatus); |
| 64 | static void mi_on_normal_stop (struct bpstats *bs, int print_frame); |
| 65 | static void mi_on_no_history (void); |
| 66 | |
| 67 | static void mi_new_thread (struct thread_info *t); |
| 68 | static void mi_thread_exit (struct thread_info *t, int silent); |
| 69 | static void mi_record_changed (struct inferior*, int, const char *, |
| 70 | const char *); |
| 71 | static void mi_inferior_added (struct inferior *inf); |
| 72 | static void mi_inferior_appeared (struct inferior *inf); |
| 73 | static void mi_inferior_exit (struct inferior *inf); |
| 74 | static void mi_inferior_removed (struct inferior *inf); |
| 75 | static void mi_on_resume (ptid_t ptid); |
| 76 | static void mi_solib_loaded (struct so_list *solib); |
| 77 | static void mi_solib_unloaded (struct so_list *solib); |
| 78 | static void mi_about_to_proceed (void); |
| 79 | static void mi_traceframe_changed (int tfnum, int tpnum); |
| 80 | static void mi_tsv_created (const struct trace_state_variable *tsv); |
| 81 | static void mi_tsv_deleted (const struct trace_state_variable *tsv); |
| 82 | static void mi_tsv_modified (const struct trace_state_variable *tsv); |
| 83 | static void mi_breakpoint_created (struct breakpoint *b); |
| 84 | static void mi_breakpoint_deleted (struct breakpoint *b); |
| 85 | static void mi_breakpoint_modified (struct breakpoint *b); |
| 86 | static void mi_command_param_changed (const char *param, const char *value); |
| 87 | static void mi_memory_changed (struct inferior *inf, CORE_ADDR memaddr, |
| 88 | ssize_t len, const bfd_byte *myaddr); |
| 89 | static void mi_on_sync_execution_done (void); |
| 90 | |
| 91 | static int report_initial_inferior (struct inferior *inf, void *closure); |
| 92 | |
| 93 | /* Display the MI prompt. */ |
| 94 | |
| 95 | static void |
| 96 | display_mi_prompt (struct mi_interp *mi) |
| 97 | { |
| 98 | struct ui *ui = current_ui; |
| 99 | |
| 100 | fputs_unfiltered ("(gdb) \n", mi->raw_stdout); |
| 101 | gdb_flush (mi->raw_stdout); |
| 102 | ui->prompt_state = PROMPTED; |
| 103 | } |
| 104 | |
| 105 | /* Returns the INTERP's data cast as mi_interp if INTERP is an MI, and |
| 106 | returns NULL otherwise. */ |
| 107 | |
| 108 | static struct mi_interp * |
| 109 | as_mi_interp (struct interp *interp) |
| 110 | { |
| 111 | return dynamic_cast<mi_interp *> (interp); |
| 112 | } |
| 113 | |
| 114 | void |
| 115 | mi_interp::init (bool top_level) |
| 116 | { |
| 117 | mi_interp *mi = this; |
| 118 | |
| 119 | /* Store the current output channel, so that we can create a console |
| 120 | channel that encapsulates and prefixes all gdb_output-type bits |
| 121 | coming from the rest of the debugger. */ |
| 122 | mi->raw_stdout = gdb_stdout; |
| 123 | |
| 124 | /* Create MI console channels, each with a different prefix so they |
| 125 | can be distinguished. */ |
| 126 | mi->out = new mi_console_file (mi->raw_stdout, "~", '"'); |
| 127 | mi->err = new mi_console_file (mi->raw_stdout, "&", '"'); |
| 128 | mi->log = mi->err; |
| 129 | mi->targ = new mi_console_file (mi->raw_stdout, "@", '"'); |
| 130 | mi->event_channel = new mi_console_file (mi->raw_stdout, "=", 0); |
| 131 | mi->mi_uiout = mi_out_new (name ()); |
| 132 | gdb_assert (mi->mi_uiout != nullptr); |
| 133 | mi->cli_uiout = cli_out_new (mi->out); |
| 134 | |
| 135 | if (top_level) |
| 136 | { |
| 137 | /* The initial inferior is created before this function is |
| 138 | called, so we need to report it explicitly. Use iteration in |
| 139 | case future version of GDB creates more than one inferior |
| 140 | up-front. */ |
| 141 | iterate_over_inferiors (report_initial_inferior, mi); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | void |
| 146 | mi_interp::resume () |
| 147 | { |
| 148 | struct mi_interp *mi = this; |
| 149 | struct ui *ui = current_ui; |
| 150 | |
| 151 | /* As per hack note in mi_interpreter_init, swap in the output |
| 152 | channels... */ |
| 153 | gdb_setup_readline (0); |
| 154 | |
| 155 | ui->call_readline = gdb_readline_no_editing_callback; |
| 156 | ui->input_handler = mi_execute_command_input_handler; |
| 157 | |
| 158 | gdb_stdout = mi->out; |
| 159 | /* Route error and log output through the MI. */ |
| 160 | gdb_stderr = mi->err; |
| 161 | gdb_stdlog = mi->log; |
| 162 | /* Route target output through the MI. */ |
| 163 | gdb_stdtarg = mi->targ; |
| 164 | /* Route target error through the MI as well. */ |
| 165 | gdb_stdtargerr = mi->targ; |
| 166 | |
| 167 | /* Replace all the hooks that we know about. There really needs to |
| 168 | be a better way of doing this... */ |
| 169 | clear_interpreter_hooks (); |
| 170 | |
| 171 | deprecated_show_load_progress = mi_load_progress; |
| 172 | } |
| 173 | |
| 174 | void |
| 175 | mi_interp::suspend () |
| 176 | { |
| 177 | gdb_disable_readline (); |
| 178 | } |
| 179 | |
| 180 | gdb_exception |
| 181 | mi_interp::exec (const char *command) |
| 182 | { |
| 183 | mi_execute_command_wrapper (command); |
| 184 | return gdb_exception (); |
| 185 | } |
| 186 | |
| 187 | void |
| 188 | mi_cmd_interpreter_exec (const char *command, char **argv, int argc) |
| 189 | { |
| 190 | struct interp *interp_to_use; |
| 191 | int i; |
| 192 | |
| 193 | if (argc < 2) |
| 194 | error (_("-interpreter-exec: " |
| 195 | "Usage: -interpreter-exec interp command")); |
| 196 | |
| 197 | interp_to_use = interp_lookup (current_ui, argv[0]); |
| 198 | if (interp_to_use == NULL) |
| 199 | error (_("-interpreter-exec: could not find interpreter \"%s\""), |
| 200 | argv[0]); |
| 201 | |
| 202 | /* Note that unlike the CLI version of this command, we don't |
| 203 | actually set INTERP_TO_USE as the current interpreter, as we |
| 204 | still want gdb_stdout, etc. to point at MI streams. */ |
| 205 | |
| 206 | /* Insert the MI out hooks, making sure to also call the |
| 207 | interpreter's hooks if it has any. */ |
| 208 | /* KRS: We shouldn't need this... Events should be installed and |
| 209 | they should just ALWAYS fire something out down the MI |
| 210 | channel. */ |
| 211 | mi_insert_notify_hooks (); |
| 212 | |
| 213 | /* Now run the code. */ |
| 214 | |
| 215 | SCOPE_EXIT |
| 216 | { |
| 217 | mi_remove_notify_hooks (); |
| 218 | }; |
| 219 | |
| 220 | for (i = 1; i < argc; i++) |
| 221 | { |
| 222 | struct gdb_exception e = interp_exec (interp_to_use, argv[i]); |
| 223 | |
| 224 | if (e.reason < 0) |
| 225 | error ("%s", e.what ()); |
| 226 | } |
| 227 | } |
| 228 | |
| 229 | /* This inserts a number of hooks that are meant to produce |
| 230 | async-notify ("=") MI messages while running commands in another |
| 231 | interpreter using mi_interpreter_exec. The canonical use for this |
| 232 | is to allow access to the gdb CLI interpreter from within the MI, |
| 233 | while still producing MI style output when actions in the CLI |
| 234 | command change GDB's state. */ |
| 235 | |
| 236 | static void |
| 237 | mi_insert_notify_hooks (void) |
| 238 | { |
| 239 | deprecated_query_hook = mi_interp_query_hook; |
| 240 | } |
| 241 | |
| 242 | static void |
| 243 | mi_remove_notify_hooks (void) |
| 244 | { |
| 245 | deprecated_query_hook = NULL; |
| 246 | } |
| 247 | |
| 248 | static int |
| 249 | mi_interp_query_hook (const char *ctlstr, va_list ap) |
| 250 | { |
| 251 | return 1; |
| 252 | } |
| 253 | |
| 254 | static void |
| 255 | mi_execute_command_wrapper (const char *cmd) |
| 256 | { |
| 257 | struct ui *ui = current_ui; |
| 258 | |
| 259 | mi_execute_command (cmd, ui->instream == ui->stdin_stream); |
| 260 | } |
| 261 | |
| 262 | /* Observer for the synchronous_command_done notification. */ |
| 263 | |
| 264 | static void |
| 265 | mi_on_sync_execution_done (void) |
| 266 | { |
| 267 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 268 | |
| 269 | if (mi == NULL) |
| 270 | return; |
| 271 | |
| 272 | /* If MI is sync, then output the MI prompt now, indicating we're |
| 273 | ready for further input. */ |
| 274 | if (!mi_async_p ()) |
| 275 | display_mi_prompt (mi); |
| 276 | } |
| 277 | |
| 278 | /* mi_execute_command_wrapper wrapper suitable for INPUT_HANDLER. */ |
| 279 | |
| 280 | static void |
| 281 | mi_execute_command_input_handler (gdb::unique_xmalloc_ptr<char> &&cmd) |
| 282 | { |
| 283 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 284 | struct ui *ui = current_ui; |
| 285 | |
| 286 | ui->prompt_state = PROMPT_NEEDED; |
| 287 | |
| 288 | mi_execute_command_wrapper (cmd.get ()); |
| 289 | |
| 290 | /* Print a prompt, indicating we're ready for further input, unless |
| 291 | we just started a synchronous command. In that case, we're about |
| 292 | to go back to the event loop and will output the prompt in the |
| 293 | 'synchronous_command_done' observer when the target next |
| 294 | stops. */ |
| 295 | if (ui->prompt_state == PROMPT_NEEDED) |
| 296 | display_mi_prompt (mi); |
| 297 | } |
| 298 | |
| 299 | void |
| 300 | mi_interp::pre_command_loop () |
| 301 | { |
| 302 | struct mi_interp *mi = this; |
| 303 | |
| 304 | /* Turn off 8 bit strings in quoted output. Any character with the |
| 305 | high bit set is printed using C's octal format. */ |
| 306 | sevenbit_strings = 1; |
| 307 | |
| 308 | /* Tell the world that we're alive. */ |
| 309 | display_mi_prompt (mi); |
| 310 | } |
| 311 | |
| 312 | static void |
| 313 | mi_new_thread (struct thread_info *t) |
| 314 | { |
| 315 | SWITCH_THRU_ALL_UIS () |
| 316 | { |
| 317 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 318 | |
| 319 | if (mi == NULL) |
| 320 | continue; |
| 321 | |
| 322 | target_terminal::scoped_restore_terminal_state term_state; |
| 323 | target_terminal::ours_for_output (); |
| 324 | |
| 325 | fprintf_unfiltered (mi->event_channel, |
| 326 | "thread-created,id=\"%d\",group-id=\"i%d\"", |
| 327 | t->global_num, t->inf->num); |
| 328 | gdb_flush (mi->event_channel); |
| 329 | } |
| 330 | } |
| 331 | |
| 332 | static void |
| 333 | mi_thread_exit (struct thread_info *t, int silent) |
| 334 | { |
| 335 | if (silent) |
| 336 | return; |
| 337 | |
| 338 | SWITCH_THRU_ALL_UIS () |
| 339 | { |
| 340 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 341 | |
| 342 | if (mi == NULL) |
| 343 | continue; |
| 344 | |
| 345 | target_terminal::scoped_restore_terminal_state term_state; |
| 346 | target_terminal::ours_for_output (); |
| 347 | fprintf_unfiltered (mi->event_channel, |
| 348 | "thread-exited,id=\"%d\",group-id=\"i%d\"", |
| 349 | t->global_num, t->inf->num); |
| 350 | gdb_flush (mi->event_channel); |
| 351 | } |
| 352 | } |
| 353 | |
| 354 | /* Emit notification on changing the state of record. */ |
| 355 | |
| 356 | static void |
| 357 | mi_record_changed (struct inferior *inferior, int started, const char *method, |
| 358 | const char *format) |
| 359 | { |
| 360 | SWITCH_THRU_ALL_UIS () |
| 361 | { |
| 362 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 363 | |
| 364 | if (mi == NULL) |
| 365 | continue; |
| 366 | |
| 367 | target_terminal::scoped_restore_terminal_state term_state; |
| 368 | target_terminal::ours_for_output (); |
| 369 | |
| 370 | if (started) |
| 371 | { |
| 372 | if (format != NULL) |
| 373 | { |
| 374 | fprintf_unfiltered (mi->event_channel, |
| 375 | "record-started,thread-group=\"i%d\"," |
| 376 | "method=\"%s\",format=\"%s\"", |
| 377 | inferior->num, method, format); |
| 378 | } |
| 379 | else |
| 380 | { |
| 381 | fprintf_unfiltered (mi->event_channel, |
| 382 | "record-started,thread-group=\"i%d\"," |
| 383 | "method=\"%s\"", |
| 384 | inferior->num, method); |
| 385 | } |
| 386 | } |
| 387 | else |
| 388 | { |
| 389 | fprintf_unfiltered (mi->event_channel, |
| 390 | "record-stopped,thread-group=\"i%d\"", |
| 391 | inferior->num); |
| 392 | } |
| 393 | |
| 394 | gdb_flush (mi->event_channel); |
| 395 | } |
| 396 | } |
| 397 | |
| 398 | static void |
| 399 | mi_inferior_added (struct inferior *inf) |
| 400 | { |
| 401 | SWITCH_THRU_ALL_UIS () |
| 402 | { |
| 403 | struct interp *interp; |
| 404 | struct mi_interp *mi; |
| 405 | |
| 406 | /* We'll be called once for the initial inferior, before the top |
| 407 | level interpreter is set. */ |
| 408 | interp = top_level_interpreter (); |
| 409 | if (interp == NULL) |
| 410 | continue; |
| 411 | |
| 412 | mi = as_mi_interp (interp); |
| 413 | if (mi == NULL) |
| 414 | continue; |
| 415 | |
| 416 | target_terminal::scoped_restore_terminal_state term_state; |
| 417 | target_terminal::ours_for_output (); |
| 418 | |
| 419 | fprintf_unfiltered (mi->event_channel, |
| 420 | "thread-group-added,id=\"i%d\"", |
| 421 | inf->num); |
| 422 | gdb_flush (mi->event_channel); |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | static void |
| 427 | mi_inferior_appeared (struct inferior *inf) |
| 428 | { |
| 429 | SWITCH_THRU_ALL_UIS () |
| 430 | { |
| 431 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 432 | |
| 433 | if (mi == NULL) |
| 434 | continue; |
| 435 | |
| 436 | target_terminal::scoped_restore_terminal_state term_state; |
| 437 | target_terminal::ours_for_output (); |
| 438 | |
| 439 | fprintf_unfiltered (mi->event_channel, |
| 440 | "thread-group-started,id=\"i%d\",pid=\"%d\"", |
| 441 | inf->num, inf->pid); |
| 442 | gdb_flush (mi->event_channel); |
| 443 | } |
| 444 | } |
| 445 | |
| 446 | static void |
| 447 | mi_inferior_exit (struct inferior *inf) |
| 448 | { |
| 449 | SWITCH_THRU_ALL_UIS () |
| 450 | { |
| 451 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 452 | |
| 453 | if (mi == NULL) |
| 454 | continue; |
| 455 | |
| 456 | target_terminal::scoped_restore_terminal_state term_state; |
| 457 | target_terminal::ours_for_output (); |
| 458 | |
| 459 | if (inf->has_exit_code) |
| 460 | fprintf_unfiltered (mi->event_channel, |
| 461 | "thread-group-exited,id=\"i%d\",exit-code=\"%s\"", |
| 462 | inf->num, int_string (inf->exit_code, 8, 0, 0, 1)); |
| 463 | else |
| 464 | fprintf_unfiltered (mi->event_channel, |
| 465 | "thread-group-exited,id=\"i%d\"", inf->num); |
| 466 | |
| 467 | gdb_flush (mi->event_channel); |
| 468 | } |
| 469 | } |
| 470 | |
| 471 | static void |
| 472 | mi_inferior_removed (struct inferior *inf) |
| 473 | { |
| 474 | SWITCH_THRU_ALL_UIS () |
| 475 | { |
| 476 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 477 | |
| 478 | if (mi == NULL) |
| 479 | continue; |
| 480 | |
| 481 | target_terminal::scoped_restore_terminal_state term_state; |
| 482 | target_terminal::ours_for_output (); |
| 483 | |
| 484 | fprintf_unfiltered (mi->event_channel, |
| 485 | "thread-group-removed,id=\"i%d\"", |
| 486 | inf->num); |
| 487 | gdb_flush (mi->event_channel); |
| 488 | } |
| 489 | } |
| 490 | |
| 491 | /* Return the MI interpreter, if it is active -- either because it's |
| 492 | the top-level interpreter or the interpreter executing the current |
| 493 | command. Returns NULL if the MI interpreter is not being used. */ |
| 494 | |
| 495 | static struct mi_interp * |
| 496 | find_mi_interp (void) |
| 497 | { |
| 498 | struct mi_interp *mi; |
| 499 | |
| 500 | mi = as_mi_interp (top_level_interpreter ()); |
| 501 | if (mi != NULL) |
| 502 | return mi; |
| 503 | |
| 504 | mi = as_mi_interp (command_interp ()); |
| 505 | if (mi != NULL) |
| 506 | return mi; |
| 507 | |
| 508 | return NULL; |
| 509 | } |
| 510 | |
| 511 | /* Observers for several run control events that print why the |
| 512 | inferior has stopped to both the MI event channel and to the MI |
| 513 | console. If the MI interpreter is not active, print nothing. */ |
| 514 | |
| 515 | /* Observer for the signal_received notification. */ |
| 516 | |
| 517 | static void |
| 518 | mi_on_signal_received (enum gdb_signal siggnal) |
| 519 | { |
| 520 | SWITCH_THRU_ALL_UIS () |
| 521 | { |
| 522 | struct mi_interp *mi = find_mi_interp (); |
| 523 | |
| 524 | if (mi == NULL) |
| 525 | continue; |
| 526 | |
| 527 | print_signal_received_reason (mi->mi_uiout, siggnal); |
| 528 | print_signal_received_reason (mi->cli_uiout, siggnal); |
| 529 | } |
| 530 | } |
| 531 | |
| 532 | /* Observer for the end_stepping_range notification. */ |
| 533 | |
| 534 | static void |
| 535 | mi_on_end_stepping_range (void) |
| 536 | { |
| 537 | SWITCH_THRU_ALL_UIS () |
| 538 | { |
| 539 | struct mi_interp *mi = find_mi_interp (); |
| 540 | |
| 541 | if (mi == NULL) |
| 542 | continue; |
| 543 | |
| 544 | print_end_stepping_range_reason (mi->mi_uiout); |
| 545 | print_end_stepping_range_reason (mi->cli_uiout); |
| 546 | } |
| 547 | } |
| 548 | |
| 549 | /* Observer for the signal_exited notification. */ |
| 550 | |
| 551 | static void |
| 552 | mi_on_signal_exited (enum gdb_signal siggnal) |
| 553 | { |
| 554 | SWITCH_THRU_ALL_UIS () |
| 555 | { |
| 556 | struct mi_interp *mi = find_mi_interp (); |
| 557 | |
| 558 | if (mi == NULL) |
| 559 | continue; |
| 560 | |
| 561 | print_signal_exited_reason (mi->mi_uiout, siggnal); |
| 562 | print_signal_exited_reason (mi->cli_uiout, siggnal); |
| 563 | } |
| 564 | } |
| 565 | |
| 566 | /* Observer for the exited notification. */ |
| 567 | |
| 568 | static void |
| 569 | mi_on_exited (int exitstatus) |
| 570 | { |
| 571 | SWITCH_THRU_ALL_UIS () |
| 572 | { |
| 573 | struct mi_interp *mi = find_mi_interp (); |
| 574 | |
| 575 | if (mi == NULL) |
| 576 | continue; |
| 577 | |
| 578 | print_exited_reason (mi->mi_uiout, exitstatus); |
| 579 | print_exited_reason (mi->cli_uiout, exitstatus); |
| 580 | } |
| 581 | } |
| 582 | |
| 583 | /* Observer for the no_history notification. */ |
| 584 | |
| 585 | static void |
| 586 | mi_on_no_history (void) |
| 587 | { |
| 588 | SWITCH_THRU_ALL_UIS () |
| 589 | { |
| 590 | struct mi_interp *mi = find_mi_interp (); |
| 591 | |
| 592 | if (mi == NULL) |
| 593 | continue; |
| 594 | |
| 595 | print_no_history_reason (mi->mi_uiout); |
| 596 | print_no_history_reason (mi->cli_uiout); |
| 597 | } |
| 598 | } |
| 599 | |
| 600 | static void |
| 601 | mi_on_normal_stop_1 (struct bpstats *bs, int print_frame) |
| 602 | { |
| 603 | /* Since this can be called when CLI command is executing, |
| 604 | using cli interpreter, be sure to use MI uiout for output, |
| 605 | not the current one. */ |
| 606 | struct ui_out *mi_uiout = top_level_interpreter ()->interp_ui_out (); |
| 607 | struct mi_interp *mi = (struct mi_interp *) top_level_interpreter (); |
| 608 | |
| 609 | if (print_frame) |
| 610 | { |
| 611 | struct thread_info *tp; |
| 612 | int core; |
| 613 | struct interp *console_interp; |
| 614 | |
| 615 | tp = inferior_thread (); |
| 616 | |
| 617 | if (tp->thread_fsm != NULL |
| 618 | && tp->thread_fsm->finished_p ()) |
| 619 | { |
| 620 | enum async_reply_reason reason; |
| 621 | |
| 622 | reason = tp->thread_fsm->async_reply_reason (); |
| 623 | mi_uiout->field_string ("reason", async_reason_lookup (reason)); |
| 624 | } |
| 625 | |
| 626 | console_interp = interp_lookup (current_ui, INTERP_CONSOLE); |
| 627 | /* We only want to print the displays once, and we want it to |
| 628 | look just how it would on the console, so we use this to |
| 629 | decide whether the MI stop should include them. */ |
| 630 | bool console_print = should_print_stop_to_console (console_interp, tp); |
| 631 | print_stop_event (mi_uiout, !console_print); |
| 632 | |
| 633 | if (console_print) |
| 634 | print_stop_event (mi->cli_uiout); |
| 635 | |
| 636 | mi_uiout->field_int ("thread-id", tp->global_num); |
| 637 | if (non_stop) |
| 638 | { |
| 639 | ui_out_emit_list list_emitter (mi_uiout, "stopped-threads"); |
| 640 | |
| 641 | mi_uiout->field_int (NULL, tp->global_num); |
| 642 | } |
| 643 | else |
| 644 | mi_uiout->field_string ("stopped-threads", "all"); |
| 645 | |
| 646 | core = target_core_of_thread (tp->ptid); |
| 647 | if (core != -1) |
| 648 | mi_uiout->field_int ("core", core); |
| 649 | } |
| 650 | |
| 651 | fputs_unfiltered ("*stopped", mi->raw_stdout); |
| 652 | mi_out_put (mi_uiout, mi->raw_stdout); |
| 653 | mi_out_rewind (mi_uiout); |
| 654 | mi_print_timing_maybe (mi->raw_stdout); |
| 655 | fputs_unfiltered ("\n", mi->raw_stdout); |
| 656 | gdb_flush (mi->raw_stdout); |
| 657 | } |
| 658 | |
| 659 | static void |
| 660 | mi_on_normal_stop (struct bpstats *bs, int print_frame) |
| 661 | { |
| 662 | SWITCH_THRU_ALL_UIS () |
| 663 | { |
| 664 | if (as_mi_interp (top_level_interpreter ()) == NULL) |
| 665 | continue; |
| 666 | |
| 667 | mi_on_normal_stop_1 (bs, print_frame); |
| 668 | } |
| 669 | } |
| 670 | |
| 671 | static void |
| 672 | mi_about_to_proceed (void) |
| 673 | { |
| 674 | /* Suppress output while calling an inferior function. */ |
| 675 | |
| 676 | if (inferior_ptid != null_ptid) |
| 677 | { |
| 678 | struct thread_info *tp = inferior_thread (); |
| 679 | |
| 680 | if (tp->control.in_infcall) |
| 681 | return; |
| 682 | } |
| 683 | |
| 684 | mi_proceeded = 1; |
| 685 | } |
| 686 | |
| 687 | /* When the element is non-zero, no MI notifications will be emitted in |
| 688 | response to the corresponding observers. */ |
| 689 | |
| 690 | struct mi_suppress_notification mi_suppress_notification = |
| 691 | { |
| 692 | 0, |
| 693 | 0, |
| 694 | 0, |
| 695 | 0, |
| 696 | }; |
| 697 | |
| 698 | /* Emit notification on changing a traceframe. */ |
| 699 | |
| 700 | static void |
| 701 | mi_traceframe_changed (int tfnum, int tpnum) |
| 702 | { |
| 703 | if (mi_suppress_notification.traceframe) |
| 704 | return; |
| 705 | |
| 706 | SWITCH_THRU_ALL_UIS () |
| 707 | { |
| 708 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 709 | |
| 710 | if (mi == NULL) |
| 711 | continue; |
| 712 | |
| 713 | target_terminal::scoped_restore_terminal_state term_state; |
| 714 | target_terminal::ours_for_output (); |
| 715 | |
| 716 | if (tfnum >= 0) |
| 717 | fprintf_unfiltered (mi->event_channel, "traceframe-changed," |
| 718 | "num=\"%d\",tracepoint=\"%d\"\n", |
| 719 | tfnum, tpnum); |
| 720 | else |
| 721 | fprintf_unfiltered (mi->event_channel, "traceframe-changed,end"); |
| 722 | |
| 723 | gdb_flush (mi->event_channel); |
| 724 | } |
| 725 | } |
| 726 | |
| 727 | /* Emit notification on creating a trace state variable. */ |
| 728 | |
| 729 | static void |
| 730 | mi_tsv_created (const struct trace_state_variable *tsv) |
| 731 | { |
| 732 | SWITCH_THRU_ALL_UIS () |
| 733 | { |
| 734 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 735 | |
| 736 | if (mi == NULL) |
| 737 | continue; |
| 738 | |
| 739 | target_terminal::scoped_restore_terminal_state term_state; |
| 740 | target_terminal::ours_for_output (); |
| 741 | |
| 742 | fprintf_unfiltered (mi->event_channel, "tsv-created," |
| 743 | "name=\"%s\",initial=\"%s\"\n", |
| 744 | tsv->name.c_str (), plongest (tsv->initial_value)); |
| 745 | |
| 746 | gdb_flush (mi->event_channel); |
| 747 | } |
| 748 | } |
| 749 | |
| 750 | /* Emit notification on deleting a trace state variable. */ |
| 751 | |
| 752 | static void |
| 753 | mi_tsv_deleted (const struct trace_state_variable *tsv) |
| 754 | { |
| 755 | SWITCH_THRU_ALL_UIS () |
| 756 | { |
| 757 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 758 | |
| 759 | if (mi == NULL) |
| 760 | continue; |
| 761 | |
| 762 | target_terminal::scoped_restore_terminal_state term_state; |
| 763 | target_terminal::ours_for_output (); |
| 764 | |
| 765 | if (tsv != NULL) |
| 766 | fprintf_unfiltered (mi->event_channel, "tsv-deleted," |
| 767 | "name=\"%s\"\n", tsv->name.c_str ()); |
| 768 | else |
| 769 | fprintf_unfiltered (mi->event_channel, "tsv-deleted\n"); |
| 770 | |
| 771 | gdb_flush (mi->event_channel); |
| 772 | } |
| 773 | } |
| 774 | |
| 775 | /* Emit notification on modifying a trace state variable. */ |
| 776 | |
| 777 | static void |
| 778 | mi_tsv_modified (const struct trace_state_variable *tsv) |
| 779 | { |
| 780 | SWITCH_THRU_ALL_UIS () |
| 781 | { |
| 782 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 783 | struct ui_out *mi_uiout; |
| 784 | |
| 785 | if (mi == NULL) |
| 786 | continue; |
| 787 | |
| 788 | mi_uiout = top_level_interpreter ()->interp_ui_out (); |
| 789 | |
| 790 | target_terminal::scoped_restore_terminal_state term_state; |
| 791 | target_terminal::ours_for_output (); |
| 792 | |
| 793 | fprintf_unfiltered (mi->event_channel, |
| 794 | "tsv-modified"); |
| 795 | |
| 796 | mi_uiout->redirect (mi->event_channel); |
| 797 | |
| 798 | mi_uiout->field_string ("name", tsv->name); |
| 799 | mi_uiout->field_string ("initial", |
| 800 | plongest (tsv->initial_value)); |
| 801 | if (tsv->value_known) |
| 802 | mi_uiout->field_string ("current", plongest (tsv->value)); |
| 803 | |
| 804 | mi_uiout->redirect (NULL); |
| 805 | |
| 806 | gdb_flush (mi->event_channel); |
| 807 | } |
| 808 | } |
| 809 | |
| 810 | /* Print breakpoint BP on MI's event channel. */ |
| 811 | |
| 812 | static void |
| 813 | mi_print_breakpoint_for_event (struct mi_interp *mi, breakpoint *bp) |
| 814 | { |
| 815 | ui_out *mi_uiout = mi->interp_ui_out (); |
| 816 | |
| 817 | /* We want the output from print_breakpoint to go to |
| 818 | mi->event_channel. One approach would be to just call |
| 819 | print_breakpoint, and then use mi_out_put to send the current |
| 820 | content of mi_uiout into mi->event_channel. However, that will |
| 821 | break if anything is output to mi_uiout prior to calling the |
| 822 | breakpoint_created notifications. So, we use |
| 823 | ui_out_redirect. */ |
| 824 | mi_uiout->redirect (mi->event_channel); |
| 825 | |
| 826 | try |
| 827 | { |
| 828 | scoped_restore restore_uiout |
| 829 | = make_scoped_restore (¤t_uiout, mi_uiout); |
| 830 | |
| 831 | print_breakpoint (bp); |
| 832 | } |
| 833 | catch (const gdb_exception &ex) |
| 834 | { |
| 835 | exception_print (gdb_stderr, ex); |
| 836 | } |
| 837 | |
| 838 | mi_uiout->redirect (NULL); |
| 839 | } |
| 840 | |
| 841 | /* Emit notification about a created breakpoint. */ |
| 842 | |
| 843 | static void |
| 844 | mi_breakpoint_created (struct breakpoint *b) |
| 845 | { |
| 846 | if (mi_suppress_notification.breakpoint) |
| 847 | return; |
| 848 | |
| 849 | if (b->number <= 0) |
| 850 | return; |
| 851 | |
| 852 | SWITCH_THRU_ALL_UIS () |
| 853 | { |
| 854 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 855 | |
| 856 | if (mi == NULL) |
| 857 | continue; |
| 858 | |
| 859 | target_terminal::scoped_restore_terminal_state term_state; |
| 860 | target_terminal::ours_for_output (); |
| 861 | |
| 862 | fprintf_unfiltered (mi->event_channel, |
| 863 | "breakpoint-created"); |
| 864 | mi_print_breakpoint_for_event (mi, b); |
| 865 | |
| 866 | gdb_flush (mi->event_channel); |
| 867 | } |
| 868 | } |
| 869 | |
| 870 | /* Emit notification about deleted breakpoint. */ |
| 871 | |
| 872 | static void |
| 873 | mi_breakpoint_deleted (struct breakpoint *b) |
| 874 | { |
| 875 | if (mi_suppress_notification.breakpoint) |
| 876 | return; |
| 877 | |
| 878 | if (b->number <= 0) |
| 879 | return; |
| 880 | |
| 881 | SWITCH_THRU_ALL_UIS () |
| 882 | { |
| 883 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 884 | |
| 885 | if (mi == NULL) |
| 886 | continue; |
| 887 | |
| 888 | target_terminal::scoped_restore_terminal_state term_state; |
| 889 | target_terminal::ours_for_output (); |
| 890 | |
| 891 | fprintf_unfiltered (mi->event_channel, "breakpoint-deleted,id=\"%d\"", |
| 892 | b->number); |
| 893 | |
| 894 | gdb_flush (mi->event_channel); |
| 895 | } |
| 896 | } |
| 897 | |
| 898 | /* Emit notification about modified breakpoint. */ |
| 899 | |
| 900 | static void |
| 901 | mi_breakpoint_modified (struct breakpoint *b) |
| 902 | { |
| 903 | if (mi_suppress_notification.breakpoint) |
| 904 | return; |
| 905 | |
| 906 | if (b->number <= 0) |
| 907 | return; |
| 908 | |
| 909 | SWITCH_THRU_ALL_UIS () |
| 910 | { |
| 911 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 912 | |
| 913 | if (mi == NULL) |
| 914 | continue; |
| 915 | |
| 916 | target_terminal::scoped_restore_terminal_state term_state; |
| 917 | target_terminal::ours_for_output (); |
| 918 | fprintf_unfiltered (mi->event_channel, |
| 919 | "breakpoint-modified"); |
| 920 | mi_print_breakpoint_for_event (mi, b); |
| 921 | |
| 922 | gdb_flush (mi->event_channel); |
| 923 | } |
| 924 | } |
| 925 | |
| 926 | static void |
| 927 | mi_output_running (struct thread_info *thread) |
| 928 | { |
| 929 | SWITCH_THRU_ALL_UIS () |
| 930 | { |
| 931 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 932 | |
| 933 | if (mi == NULL) |
| 934 | continue; |
| 935 | |
| 936 | fprintf_unfiltered (mi->raw_stdout, |
| 937 | "*running,thread-id=\"%d\"\n", |
| 938 | thread->global_num); |
| 939 | } |
| 940 | } |
| 941 | |
| 942 | /* Return true if there are multiple inferiors loaded. This is used |
| 943 | for backwards compatibility -- if there's only one inferior, output |
| 944 | "all", otherwise, output each resumed thread individually. */ |
| 945 | |
| 946 | static bool |
| 947 | multiple_inferiors_p () |
| 948 | { |
| 949 | int count = 0; |
| 950 | for (inferior *inf ATTRIBUTE_UNUSED : all_non_exited_inferiors ()) |
| 951 | { |
| 952 | count++; |
| 953 | if (count > 1) |
| 954 | return true; |
| 955 | } |
| 956 | |
| 957 | return false; |
| 958 | } |
| 959 | |
| 960 | static void |
| 961 | mi_on_resume_1 (struct mi_interp *mi, ptid_t ptid) |
| 962 | { |
| 963 | /* To cater for older frontends, emit ^running, but do it only once |
| 964 | per each command. We do it here, since at this point we know |
| 965 | that the target was successfully resumed, and in non-async mode, |
| 966 | we won't return back to MI interpreter code until the target |
| 967 | is done running, so delaying the output of "^running" until then |
| 968 | will make it impossible for frontend to know what's going on. |
| 969 | |
| 970 | In future (MI3), we'll be outputting "^done" here. */ |
| 971 | if (!running_result_record_printed && mi_proceeded) |
| 972 | { |
| 973 | fprintf_unfiltered (mi->raw_stdout, "%s^running\n", |
| 974 | current_token ? current_token : ""); |
| 975 | } |
| 976 | |
| 977 | /* Backwards compatibility. If doing a wildcard resume and there's |
| 978 | only one inferior, output "all", otherwise, output each resumed |
| 979 | thread individually. */ |
| 980 | if ((ptid == minus_one_ptid || ptid.is_pid ()) |
| 981 | && !multiple_inferiors_p ()) |
| 982 | fprintf_unfiltered (mi->raw_stdout, "*running,thread-id=\"all\"\n"); |
| 983 | else |
| 984 | for (thread_info *tp : all_non_exited_threads (ptid)) |
| 985 | mi_output_running (tp); |
| 986 | |
| 987 | if (!running_result_record_printed && mi_proceeded) |
| 988 | { |
| 989 | running_result_record_printed = 1; |
| 990 | /* This is what gdb used to do historically -- printing prompt |
| 991 | even if it cannot actually accept any input. This will be |
| 992 | surely removed for MI3, and may be removed even earlier. */ |
| 993 | if (current_ui->prompt_state == PROMPT_BLOCKED) |
| 994 | fputs_unfiltered ("(gdb) \n", mi->raw_stdout); |
| 995 | } |
| 996 | gdb_flush (mi->raw_stdout); |
| 997 | } |
| 998 | |
| 999 | static void |
| 1000 | mi_on_resume (ptid_t ptid) |
| 1001 | { |
| 1002 | struct thread_info *tp = NULL; |
| 1003 | |
| 1004 | if (ptid == minus_one_ptid || ptid.is_pid ()) |
| 1005 | tp = inferior_thread (); |
| 1006 | else |
| 1007 | tp = find_thread_ptid (ptid); |
| 1008 | |
| 1009 | /* Suppress output while calling an inferior function. */ |
| 1010 | if (tp->control.in_infcall) |
| 1011 | return; |
| 1012 | |
| 1013 | SWITCH_THRU_ALL_UIS () |
| 1014 | { |
| 1015 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 1016 | |
| 1017 | if (mi == NULL) |
| 1018 | continue; |
| 1019 | |
| 1020 | target_terminal::scoped_restore_terminal_state term_state; |
| 1021 | target_terminal::ours_for_output (); |
| 1022 | |
| 1023 | mi_on_resume_1 (mi, ptid); |
| 1024 | } |
| 1025 | } |
| 1026 | |
| 1027 | /* See mi-interp.h. */ |
| 1028 | |
| 1029 | void |
| 1030 | mi_output_solib_attribs (ui_out *uiout, struct so_list *solib) |
| 1031 | { |
| 1032 | struct gdbarch *gdbarch = target_gdbarch (); |
| 1033 | |
| 1034 | uiout->field_string ("id", solib->so_original_name); |
| 1035 | uiout->field_string ("target-name", solib->so_original_name); |
| 1036 | uiout->field_string ("host-name", solib->so_name); |
| 1037 | uiout->field_int ("symbols-loaded", solib->symbols_loaded); |
| 1038 | if (!gdbarch_has_global_solist (target_gdbarch ())) |
| 1039 | uiout->field_fmt ("thread-group", "i%d", current_inferior ()->num); |
| 1040 | |
| 1041 | ui_out_emit_list list_emitter (uiout, "ranges"); |
| 1042 | ui_out_emit_tuple tuple_emitter (uiout, NULL); |
| 1043 | if (solib->addr_high != 0) |
| 1044 | { |
| 1045 | uiout->field_core_addr ("from", gdbarch, solib->addr_low); |
| 1046 | uiout->field_core_addr ("to", gdbarch, solib->addr_high); |
| 1047 | } |
| 1048 | } |
| 1049 | |
| 1050 | static void |
| 1051 | mi_solib_loaded (struct so_list *solib) |
| 1052 | { |
| 1053 | SWITCH_THRU_ALL_UIS () |
| 1054 | { |
| 1055 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 1056 | struct ui_out *uiout; |
| 1057 | |
| 1058 | if (mi == NULL) |
| 1059 | continue; |
| 1060 | |
| 1061 | uiout = top_level_interpreter ()->interp_ui_out (); |
| 1062 | |
| 1063 | target_terminal::scoped_restore_terminal_state term_state; |
| 1064 | target_terminal::ours_for_output (); |
| 1065 | |
| 1066 | fprintf_unfiltered (mi->event_channel, "library-loaded"); |
| 1067 | |
| 1068 | uiout->redirect (mi->event_channel); |
| 1069 | |
| 1070 | mi_output_solib_attribs (uiout, solib); |
| 1071 | |
| 1072 | uiout->redirect (NULL); |
| 1073 | |
| 1074 | gdb_flush (mi->event_channel); |
| 1075 | } |
| 1076 | } |
| 1077 | |
| 1078 | static void |
| 1079 | mi_solib_unloaded (struct so_list *solib) |
| 1080 | { |
| 1081 | SWITCH_THRU_ALL_UIS () |
| 1082 | { |
| 1083 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 1084 | struct ui_out *uiout; |
| 1085 | |
| 1086 | if (mi == NULL) |
| 1087 | continue; |
| 1088 | |
| 1089 | uiout = top_level_interpreter ()->interp_ui_out (); |
| 1090 | |
| 1091 | target_terminal::scoped_restore_terminal_state term_state; |
| 1092 | target_terminal::ours_for_output (); |
| 1093 | |
| 1094 | fprintf_unfiltered (mi->event_channel, "library-unloaded"); |
| 1095 | |
| 1096 | uiout->redirect (mi->event_channel); |
| 1097 | |
| 1098 | uiout->field_string ("id", solib->so_original_name); |
| 1099 | uiout->field_string ("target-name", solib->so_original_name); |
| 1100 | uiout->field_string ("host-name", solib->so_name); |
| 1101 | if (!gdbarch_has_global_solist (target_gdbarch ())) |
| 1102 | { |
| 1103 | uiout->field_fmt ("thread-group", "i%d", current_inferior ()->num); |
| 1104 | } |
| 1105 | |
| 1106 | uiout->redirect (NULL); |
| 1107 | |
| 1108 | gdb_flush (mi->event_channel); |
| 1109 | } |
| 1110 | } |
| 1111 | |
| 1112 | /* Emit notification about the command parameter change. */ |
| 1113 | |
| 1114 | static void |
| 1115 | mi_command_param_changed (const char *param, const char *value) |
| 1116 | { |
| 1117 | if (mi_suppress_notification.cmd_param_changed) |
| 1118 | return; |
| 1119 | |
| 1120 | SWITCH_THRU_ALL_UIS () |
| 1121 | { |
| 1122 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 1123 | struct ui_out *mi_uiout; |
| 1124 | |
| 1125 | if (mi == NULL) |
| 1126 | continue; |
| 1127 | |
| 1128 | mi_uiout = top_level_interpreter ()->interp_ui_out (); |
| 1129 | |
| 1130 | target_terminal::scoped_restore_terminal_state term_state; |
| 1131 | target_terminal::ours_for_output (); |
| 1132 | |
| 1133 | fprintf_unfiltered (mi->event_channel, "cmd-param-changed"); |
| 1134 | |
| 1135 | mi_uiout->redirect (mi->event_channel); |
| 1136 | |
| 1137 | mi_uiout->field_string ("param", param); |
| 1138 | mi_uiout->field_string ("value", value); |
| 1139 | |
| 1140 | mi_uiout->redirect (NULL); |
| 1141 | |
| 1142 | gdb_flush (mi->event_channel); |
| 1143 | } |
| 1144 | } |
| 1145 | |
| 1146 | /* Emit notification about the target memory change. */ |
| 1147 | |
| 1148 | static void |
| 1149 | mi_memory_changed (struct inferior *inferior, CORE_ADDR memaddr, |
| 1150 | ssize_t len, const bfd_byte *myaddr) |
| 1151 | { |
| 1152 | if (mi_suppress_notification.memory) |
| 1153 | return; |
| 1154 | |
| 1155 | SWITCH_THRU_ALL_UIS () |
| 1156 | { |
| 1157 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 1158 | struct ui_out *mi_uiout; |
| 1159 | struct obj_section *sec; |
| 1160 | |
| 1161 | if (mi == NULL) |
| 1162 | continue; |
| 1163 | |
| 1164 | mi_uiout = top_level_interpreter ()->interp_ui_out (); |
| 1165 | |
| 1166 | target_terminal::scoped_restore_terminal_state term_state; |
| 1167 | target_terminal::ours_for_output (); |
| 1168 | |
| 1169 | fprintf_unfiltered (mi->event_channel, "memory-changed"); |
| 1170 | |
| 1171 | mi_uiout->redirect (mi->event_channel); |
| 1172 | |
| 1173 | mi_uiout->field_fmt ("thread-group", "i%d", inferior->num); |
| 1174 | mi_uiout->field_core_addr ("addr", target_gdbarch (), memaddr); |
| 1175 | mi_uiout->field_fmt ("len", "%s", hex_string (len)); |
| 1176 | |
| 1177 | /* Append 'type=code' into notification if MEMADDR falls in the range of |
| 1178 | sections contain code. */ |
| 1179 | sec = find_pc_section (memaddr); |
| 1180 | if (sec != NULL && sec->objfile != NULL) |
| 1181 | { |
| 1182 | flagword flags = bfd_get_section_flags (sec->objfile->obfd, |
| 1183 | sec->the_bfd_section); |
| 1184 | |
| 1185 | if (flags & SEC_CODE) |
| 1186 | mi_uiout->field_string ("type", "code"); |
| 1187 | } |
| 1188 | |
| 1189 | mi_uiout->redirect (NULL); |
| 1190 | |
| 1191 | gdb_flush (mi->event_channel); |
| 1192 | } |
| 1193 | } |
| 1194 | |
| 1195 | /* Emit an event when the selection context (inferior, thread, frame) |
| 1196 | changed. */ |
| 1197 | |
| 1198 | static void |
| 1199 | mi_user_selected_context_changed (user_selected_what selection) |
| 1200 | { |
| 1201 | struct thread_info *tp; |
| 1202 | |
| 1203 | /* Don't send an event if we're responding to an MI command. */ |
| 1204 | if (mi_suppress_notification.user_selected_context) |
| 1205 | return; |
| 1206 | |
| 1207 | if (inferior_ptid != null_ptid) |
| 1208 | tp = inferior_thread (); |
| 1209 | else |
| 1210 | tp = NULL; |
| 1211 | |
| 1212 | SWITCH_THRU_ALL_UIS () |
| 1213 | { |
| 1214 | struct mi_interp *mi = as_mi_interp (top_level_interpreter ()); |
| 1215 | struct ui_out *mi_uiout; |
| 1216 | |
| 1217 | if (mi == NULL) |
| 1218 | continue; |
| 1219 | |
| 1220 | mi_uiout = top_level_interpreter ()->interp_ui_out (); |
| 1221 | |
| 1222 | mi_uiout->redirect (mi->event_channel); |
| 1223 | ui_out_redirect_pop redirect_popper (mi_uiout); |
| 1224 | |
| 1225 | target_terminal::scoped_restore_terminal_state term_state; |
| 1226 | target_terminal::ours_for_output (); |
| 1227 | |
| 1228 | if (selection & USER_SELECTED_INFERIOR) |
| 1229 | print_selected_inferior (mi->cli_uiout); |
| 1230 | |
| 1231 | if (tp != NULL |
| 1232 | && (selection & (USER_SELECTED_THREAD | USER_SELECTED_FRAME))) |
| 1233 | { |
| 1234 | print_selected_thread_frame (mi->cli_uiout, selection); |
| 1235 | |
| 1236 | fprintf_unfiltered (mi->event_channel, |
| 1237 | "thread-selected,id=\"%d\"", |
| 1238 | tp->global_num); |
| 1239 | |
| 1240 | if (tp->state != THREAD_RUNNING) |
| 1241 | { |
| 1242 | if (has_stack_frames ()) |
| 1243 | print_stack_frame_to_uiout (mi_uiout, get_selected_frame (NULL), |
| 1244 | 1, SRC_AND_LOC, 1); |
| 1245 | } |
| 1246 | } |
| 1247 | |
| 1248 | gdb_flush (mi->event_channel); |
| 1249 | } |
| 1250 | } |
| 1251 | |
| 1252 | static int |
| 1253 | report_initial_inferior (struct inferior *inf, void *closure) |
| 1254 | { |
| 1255 | /* This function is called from mi_interpreter_init, and since |
| 1256 | mi_inferior_added assumes that inferior is fully initialized |
| 1257 | and top_level_interpreter_data is set, we cannot call |
| 1258 | it here. */ |
| 1259 | struct mi_interp *mi = (struct mi_interp *) closure; |
| 1260 | |
| 1261 | target_terminal::scoped_restore_terminal_state term_state; |
| 1262 | target_terminal::ours_for_output (); |
| 1263 | |
| 1264 | fprintf_unfiltered (mi->event_channel, |
| 1265 | "thread-group-added,id=\"i%d\"", |
| 1266 | inf->num); |
| 1267 | gdb_flush (mi->event_channel); |
| 1268 | |
| 1269 | return 0; |
| 1270 | } |
| 1271 | |
| 1272 | ui_out * |
| 1273 | mi_interp::interp_ui_out () |
| 1274 | { |
| 1275 | return this->mi_uiout; |
| 1276 | } |
| 1277 | |
| 1278 | /* Do MI-specific logging actions; save raw_stdout, and change all |
| 1279 | the consoles to use the supplied ui-file(s). */ |
| 1280 | |
| 1281 | void |
| 1282 | mi_interp::set_logging (ui_file_up logfile, bool logging_redirect, |
| 1283 | bool debug_redirect) |
| 1284 | { |
| 1285 | struct mi_interp *mi = this; |
| 1286 | |
| 1287 | if (logfile != NULL) |
| 1288 | { |
| 1289 | mi->saved_raw_stdout = mi->raw_stdout; |
| 1290 | |
| 1291 | /* If something is being redirected, then grab logfile. */ |
| 1292 | ui_file *logfile_p = nullptr; |
| 1293 | if (logging_redirect || debug_redirect) |
| 1294 | { |
| 1295 | logfile_p = logfile.get (); |
| 1296 | mi->saved_raw_file_to_delete = logfile_p; |
| 1297 | } |
| 1298 | |
| 1299 | /* If something is not being redirected, then a tee containing both the |
| 1300 | logfile and stdout. */ |
| 1301 | ui_file *tee = nullptr; |
| 1302 | if (!logging_redirect || !debug_redirect) |
| 1303 | { |
| 1304 | tee = new tee_file (mi->raw_stdout, std::move (logfile)); |
| 1305 | mi->saved_raw_file_to_delete = tee; |
| 1306 | } |
| 1307 | |
| 1308 | mi->raw_stdout = logging_redirect ? logfile_p : tee; |
| 1309 | mi->raw_stdlog = debug_redirect ? logfile_p : tee; |
| 1310 | } |
| 1311 | else |
| 1312 | { |
| 1313 | delete mi->saved_raw_file_to_delete; |
| 1314 | mi->raw_stdout = mi->saved_raw_stdout; |
| 1315 | mi->saved_raw_stdout = nullptr; |
| 1316 | mi->saved_raw_file_to_delete = nullptr; |
| 1317 | } |
| 1318 | |
| 1319 | mi->out->set_raw (mi->raw_stdout); |
| 1320 | mi->err->set_raw (mi->raw_stdout); |
| 1321 | mi->log->set_raw (mi->raw_stdout); |
| 1322 | mi->targ->set_raw (mi->raw_stdout); |
| 1323 | mi->event_channel->set_raw (mi->raw_stdout); |
| 1324 | } |
| 1325 | |
| 1326 | /* Factory for MI interpreters. */ |
| 1327 | |
| 1328 | static struct interp * |
| 1329 | mi_interp_factory (const char *name) |
| 1330 | { |
| 1331 | return new mi_interp (name); |
| 1332 | } |
| 1333 | |
| 1334 | void |
| 1335 | _initialize_mi_interp (void) |
| 1336 | { |
| 1337 | /* The various interpreter levels. */ |
| 1338 | interp_factory_register (INTERP_MI1, mi_interp_factory); |
| 1339 | interp_factory_register (INTERP_MI2, mi_interp_factory); |
| 1340 | interp_factory_register (INTERP_MI3, mi_interp_factory); |
| 1341 | interp_factory_register (INTERP_MI, mi_interp_factory); |
| 1342 | |
| 1343 | gdb::observers::signal_received.attach (mi_on_signal_received); |
| 1344 | gdb::observers::end_stepping_range.attach (mi_on_end_stepping_range); |
| 1345 | gdb::observers::signal_exited.attach (mi_on_signal_exited); |
| 1346 | gdb::observers::exited.attach (mi_on_exited); |
| 1347 | gdb::observers::no_history.attach (mi_on_no_history); |
| 1348 | gdb::observers::new_thread.attach (mi_new_thread); |
| 1349 | gdb::observers::thread_exit.attach (mi_thread_exit); |
| 1350 | gdb::observers::inferior_added.attach (mi_inferior_added); |
| 1351 | gdb::observers::inferior_appeared.attach (mi_inferior_appeared); |
| 1352 | gdb::observers::inferior_exit.attach (mi_inferior_exit); |
| 1353 | gdb::observers::inferior_removed.attach (mi_inferior_removed); |
| 1354 | gdb::observers::record_changed.attach (mi_record_changed); |
| 1355 | gdb::observers::normal_stop.attach (mi_on_normal_stop); |
| 1356 | gdb::observers::target_resumed.attach (mi_on_resume); |
| 1357 | gdb::observers::solib_loaded.attach (mi_solib_loaded); |
| 1358 | gdb::observers::solib_unloaded.attach (mi_solib_unloaded); |
| 1359 | gdb::observers::about_to_proceed.attach (mi_about_to_proceed); |
| 1360 | gdb::observers::traceframe_changed.attach (mi_traceframe_changed); |
| 1361 | gdb::observers::tsv_created.attach (mi_tsv_created); |
| 1362 | gdb::observers::tsv_deleted.attach (mi_tsv_deleted); |
| 1363 | gdb::observers::tsv_modified.attach (mi_tsv_modified); |
| 1364 | gdb::observers::breakpoint_created.attach (mi_breakpoint_created); |
| 1365 | gdb::observers::breakpoint_deleted.attach (mi_breakpoint_deleted); |
| 1366 | gdb::observers::breakpoint_modified.attach (mi_breakpoint_modified); |
| 1367 | gdb::observers::command_param_changed.attach (mi_command_param_changed); |
| 1368 | gdb::observers::memory_changed.attach (mi_memory_changed); |
| 1369 | gdb::observers::sync_execution_done.attach (mi_on_sync_execution_done); |
| 1370 | gdb::observers::user_selected_context_changed.attach |
| 1371 | (mi_user_selected_context_changed); |
| 1372 | } |