File: | src/gnu/usr.bin/binutils/gdb/mi/mi-main.c |
Warning: | line 1148, column 18 Value stored to 'saved_uiout' during its initialization is never read |
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1 | /* MI Command Set. |
2 | |
3 | Copyright 2000, 2001, 2002, 2003, 2004 Free Software Foundation, |
4 | Inc. |
5 | |
6 | Contributed by Cygnus Solutions (a Red Hat company). |
7 | |
8 | This file is part of GDB. |
9 | |
10 | This program is free software; you can redistribute it and/or modify |
11 | it under the terms of the GNU General Public License as published by |
12 | the Free Software Foundation; either version 2 of the License, or |
13 | (at your option) any later version. |
14 | |
15 | This program is distributed in the hope that it will be useful, |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
18 | GNU General Public License for more details. |
19 | |
20 | You should have received a copy of the GNU General Public License |
21 | along with this program; if not, write to the Free Software |
22 | Foundation, Inc., 59 Temple Place - Suite 330, |
23 | Boston, MA 02111-1307, USA. */ |
24 | |
25 | /* Work in progress */ |
26 | |
27 | #include "defs.h" |
28 | #include "target.h" |
29 | #include "inferior.h" |
30 | #include "gdb_string.h" |
31 | #include "top.h" |
32 | #include "gdbthread.h" |
33 | #include "mi-cmds.h" |
34 | #include "mi-parse.h" |
35 | #include "mi-getopt.h" |
36 | #include "mi-console.h" |
37 | #include "ui-out.h" |
38 | #include "mi-out.h" |
39 | #include "interps.h" |
40 | #include "event-loop.h" |
41 | #include "event-top.h" |
42 | #include "gdbcore.h" /* for write_memory() */ |
43 | #include "value.h" /* for deprecated_write_register_bytes() */ |
44 | #include "regcache.h" |
45 | #include "gdb.h" |
46 | #include "frame.h" |
47 | #include "mi-main.h" |
48 | |
49 | #include <ctype.h> |
50 | #include <sys/time.h> |
51 | |
52 | enum |
53 | { |
54 | FROM_TTY = 0 |
55 | }; |
56 | |
57 | /* Enumerations of the actions that may result from calling |
58 | captured_mi_execute_command */ |
59 | |
60 | enum captured_mi_execute_command_actions |
61 | { |
62 | EXECUTE_COMMAND_DISPLAY_PROMPT, |
63 | EXECUTE_COMMAND_SUPRESS_PROMPT, |
64 | EXECUTE_COMMAND_DISPLAY_ERROR |
65 | }; |
66 | |
67 | /* This structure is used to pass information from captured_mi_execute_command |
68 | to mi_execute_command. */ |
69 | struct captured_mi_execute_command_args |
70 | { |
71 | /* This return result of the MI command (output) */ |
72 | enum mi_cmd_result rc; |
73 | |
74 | /* What action to perform when the call is finished (output) */ |
75 | enum captured_mi_execute_command_actions action; |
76 | |
77 | /* The command context to be executed (input) */ |
78 | struct mi_parse *command; |
79 | }; |
80 | |
81 | int mi_debug_p; |
82 | struct ui_file *raw_stdout; |
83 | |
84 | /* The token of the last asynchronous command */ |
85 | static char *last_async_command; |
86 | static char *previous_async_command; |
87 | char *mi_error_message; |
88 | static char *old_regs; |
89 | |
90 | extern void _initialize_mi_main (void); |
91 | static enum mi_cmd_result mi_cmd_execute (struct mi_parse *parse); |
92 | |
93 | static void mi_execute_cli_command (const char *cmd, int args_p, |
94 | const char *args); |
95 | static enum mi_cmd_result mi_execute_async_cli_command (char *mi, char *args, int from_tty); |
96 | |
97 | static void mi_exec_async_cli_cmd_continuation (struct continuation_arg *arg); |
98 | |
99 | static int register_changed_p (int regnum); |
100 | static int get_register (int regnum, int format); |
101 | |
102 | /* Command implementations. FIXME: Is this libgdb? No. This is the MI |
103 | layer that calls libgdb. Any operation used in the below should be |
104 | formalized. */ |
105 | |
106 | enum mi_cmd_result |
107 | mi_cmd_gdb_exit (char *command, char **argv, int argc) |
108 | { |
109 | /* We have to print everything right here because we never return */ |
110 | if (last_async_command) |
111 | fputs_unfiltered (last_async_command, raw_stdout); |
112 | fputs_unfiltered ("^exit\n", raw_stdout); |
113 | mi_out_put (uiout, raw_stdout); |
114 | /* FIXME: The function called is not yet a formal libgdb function */ |
115 | quit_force (NULL((void*)0), FROM_TTY); |
116 | return MI_CMD_DONE; |
117 | } |
118 | |
119 | enum mi_cmd_result |
120 | mi_cmd_exec_run (char *args, int from_tty) |
121 | { |
122 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
123 | return mi_execute_async_cli_command ("run", args, from_tty); |
124 | } |
125 | |
126 | enum mi_cmd_result |
127 | mi_cmd_exec_next (char *args, int from_tty) |
128 | { |
129 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
130 | return mi_execute_async_cli_command ("next", args, from_tty); |
131 | } |
132 | |
133 | enum mi_cmd_result |
134 | mi_cmd_exec_next_instruction (char *args, int from_tty) |
135 | { |
136 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
137 | return mi_execute_async_cli_command ("nexti", args, from_tty); |
138 | } |
139 | |
140 | enum mi_cmd_result |
141 | mi_cmd_exec_step (char *args, int from_tty) |
142 | { |
143 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
144 | return mi_execute_async_cli_command ("step", args, from_tty); |
145 | } |
146 | |
147 | enum mi_cmd_result |
148 | mi_cmd_exec_step_instruction (char *args, int from_tty) |
149 | { |
150 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
151 | return mi_execute_async_cli_command ("stepi", args, from_tty); |
152 | } |
153 | |
154 | enum mi_cmd_result |
155 | mi_cmd_exec_finish (char *args, int from_tty) |
156 | { |
157 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
158 | return mi_execute_async_cli_command ("finish", args, from_tty); |
159 | } |
160 | |
161 | enum mi_cmd_result |
162 | mi_cmd_exec_until (char *args, int from_tty) |
163 | { |
164 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
165 | return mi_execute_async_cli_command ("until", args, from_tty); |
166 | } |
167 | |
168 | enum mi_cmd_result |
169 | mi_cmd_exec_return (char *args, int from_tty) |
170 | { |
171 | /* This command doesn't really execute the target, it just pops the |
172 | specified number of frames. */ |
173 | if (*args) |
174 | /* Call return_command with from_tty argument equal to 0 so as to |
175 | avoid being queried. */ |
176 | return_command (args, 0); |
177 | else |
178 | /* Call return_command with from_tty argument equal to 0 so as to |
179 | avoid being queried. */ |
180 | return_command (NULL((void*)0), 0); |
181 | |
182 | /* Because we have called return_command with from_tty = 0, we need |
183 | to print the frame here. */ |
184 | print_stack_frame (get_selected_frame (), 1, LOC_AND_ADDRESS); |
185 | |
186 | return MI_CMD_DONE; |
187 | } |
188 | |
189 | enum mi_cmd_result |
190 | mi_cmd_exec_continue (char *args, int from_tty) |
191 | { |
192 | /* FIXME: Should call a libgdb function, not a cli wrapper */ |
193 | return mi_execute_async_cli_command ("continue", args, from_tty); |
194 | } |
195 | |
196 | /* Interrupt the execution of the target. Note how we must play around |
197 | with the token varialbes, in order to display the current token in |
198 | the result of the interrupt command, and the previous execution |
199 | token when the target finally stops. See comments in |
200 | mi_cmd_execute. */ |
201 | enum mi_cmd_result |
202 | mi_cmd_exec_interrupt (char *args, int from_tty) |
203 | { |
204 | if (!target_executing) |
205 | { |
206 | mi_error_message = xstrprintf ("mi_cmd_exec_interrupt: Inferior not executing."); |
207 | return MI_CMD_ERROR; |
208 | } |
209 | interrupt_target_command (args, from_tty); |
210 | if (last_async_command) |
211 | fputs_unfiltered (last_async_command, raw_stdout); |
212 | fputs_unfiltered ("^done", raw_stdout); |
213 | xfree (last_async_command); |
214 | if (previous_async_command) |
215 | last_async_command = xstrdup (previous_async_command); |
216 | xfree (previous_async_command); |
217 | previous_async_command = NULL((void*)0); |
218 | mi_out_put (uiout, raw_stdout); |
219 | mi_out_rewind (uiout); |
220 | fputs_unfiltered ("\n", raw_stdout); |
221 | return MI_CMD_QUIET; |
222 | } |
223 | |
224 | enum mi_cmd_result |
225 | mi_cmd_thread_select (char *command, char **argv, int argc) |
226 | { |
227 | enum gdb_rc rc; |
228 | |
229 | if (argc != 1) |
230 | { |
231 | mi_error_message = xstrprintf ("mi_cmd_thread_select: USAGE: threadnum."); |
232 | return MI_CMD_ERROR; |
233 | } |
234 | else |
235 | rc = gdb_thread_select (uiout, argv[0]); |
236 | |
237 | /* RC is enum gdb_rc if it is successful (>=0) |
238 | enum return_reason if not (<0). */ |
239 | if ((int) rc < 0 && (enum return_reason) rc == RETURN_ERROR) |
240 | return MI_CMD_CAUGHT_ERROR; |
241 | else if ((int) rc >= 0 && rc == GDB_RC_FAIL) |
242 | return MI_CMD_ERROR; |
243 | else |
244 | return MI_CMD_DONE; |
245 | } |
246 | |
247 | enum mi_cmd_result |
248 | mi_cmd_thread_list_ids (char *command, char **argv, int argc) |
249 | { |
250 | enum gdb_rc rc = MI_CMD_DONE; |
251 | |
252 | if (argc != 0) |
253 | { |
254 | mi_error_message = xstrprintf ("mi_cmd_thread_list_ids: No arguments required."); |
255 | return MI_CMD_ERROR; |
256 | } |
257 | else |
258 | rc = gdb_list_thread_ids (uiout); |
259 | |
260 | if (rc == GDB_RC_FAIL) |
261 | return MI_CMD_CAUGHT_ERROR; |
262 | else |
263 | return MI_CMD_DONE; |
264 | } |
265 | |
266 | enum mi_cmd_result |
267 | mi_cmd_data_list_register_names (char *command, char **argv, int argc) |
268 | { |
269 | int regnum, numregs; |
270 | int i; |
271 | struct cleanup *cleanup; |
272 | |
273 | /* Note that the test for a valid register must include checking the |
274 | REGISTER_NAME because NUM_REGS may be allocated for the union of |
275 | the register sets within a family of related processors. In this |
276 | case, some entries of REGISTER_NAME will change depending upon |
277 | the particular processor being debugged. */ |
278 | |
279 | numregs = NUM_REGS(gdbarch_num_regs (current_gdbarch)) + NUM_PSEUDO_REGS(gdbarch_num_pseudo_regs (current_gdbarch)); |
280 | |
281 | cleanup = make_cleanup_ui_out_list_begin_end (uiout, "register-names"); |
282 | |
283 | if (argc == 0) /* No args, just do all the regs */ |
284 | { |
285 | for (regnum = 0; |
286 | regnum < numregs; |
287 | regnum++) |
288 | { |
289 | if (REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) == NULL((void*)0) |
290 | || *(REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum))) == '\0') |
291 | ui_out_field_string (uiout, NULL((void*)0), ""); |
292 | else |
293 | ui_out_field_string (uiout, NULL((void*)0), REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum))); |
294 | } |
295 | } |
296 | |
297 | /* Else, list of register #s, just do listed regs */ |
298 | for (i = 0; i < argc; i++) |
299 | { |
300 | regnum = atoi (argv[i]); |
301 | if (regnum < 0 || regnum >= numregs) |
302 | { |
303 | do_cleanups (cleanup); |
304 | mi_error_message = xstrprintf ("bad register number"); |
305 | return MI_CMD_ERROR; |
306 | } |
307 | if (REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) == NULL((void*)0) |
308 | || *(REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum))) == '\0') |
309 | ui_out_field_string (uiout, NULL((void*)0), ""); |
310 | else |
311 | ui_out_field_string (uiout, NULL((void*)0), REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum))); |
312 | } |
313 | do_cleanups (cleanup); |
314 | return MI_CMD_DONE; |
315 | } |
316 | |
317 | enum mi_cmd_result |
318 | mi_cmd_data_list_changed_registers (char *command, char **argv, int argc) |
319 | { |
320 | int regnum, numregs, changed; |
321 | int i; |
322 | struct cleanup *cleanup; |
323 | |
324 | /* Note that the test for a valid register must include checking the |
325 | REGISTER_NAME because NUM_REGS may be allocated for the union of |
326 | the register sets within a family of related processors. In this |
327 | case, some entries of REGISTER_NAME will change depending upon |
328 | the particular processor being debugged. */ |
329 | |
330 | numregs = NUM_REGS(gdbarch_num_regs (current_gdbarch)) + NUM_PSEUDO_REGS(gdbarch_num_pseudo_regs (current_gdbarch)); |
331 | |
332 | cleanup = make_cleanup_ui_out_list_begin_end (uiout, "changed-registers"); |
333 | |
334 | if (argc == 0) /* No args, just do all the regs */ |
335 | { |
336 | for (regnum = 0; |
337 | regnum < numregs; |
338 | regnum++) |
339 | { |
340 | if (REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) == NULL((void*)0) |
341 | || *(REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum))) == '\0') |
342 | continue; |
343 | changed = register_changed_p (regnum); |
344 | if (changed < 0) |
345 | { |
346 | do_cleanups (cleanup); |
347 | mi_error_message = xstrprintf ("mi_cmd_data_list_changed_registers: Unable to read register contents."); |
348 | return MI_CMD_ERROR; |
349 | } |
350 | else if (changed) |
351 | ui_out_field_int (uiout, NULL((void*)0), regnum); |
352 | } |
353 | } |
354 | |
355 | /* Else, list of register #s, just do listed regs */ |
356 | for (i = 0; i < argc; i++) |
357 | { |
358 | regnum = atoi (argv[i]); |
359 | |
360 | if (regnum >= 0 |
361 | && regnum < numregs |
362 | && REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) != NULL((void*)0) |
363 | && *REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) != '\000') |
364 | { |
365 | changed = register_changed_p (regnum); |
366 | if (changed < 0) |
367 | { |
368 | do_cleanups (cleanup); |
369 | mi_error_message = xstrprintf ("mi_cmd_data_list_register_change: Unable to read register contents."); |
370 | return MI_CMD_ERROR; |
371 | } |
372 | else if (changed) |
373 | ui_out_field_int (uiout, NULL((void*)0), regnum); |
374 | } |
375 | else |
376 | { |
377 | do_cleanups (cleanup); |
378 | mi_error_message = xstrprintf ("bad register number"); |
379 | return MI_CMD_ERROR; |
380 | } |
381 | } |
382 | do_cleanups (cleanup); |
383 | return MI_CMD_DONE; |
384 | } |
385 | |
386 | static int |
387 | register_changed_p (int regnum) |
388 | { |
389 | char raw_buffer[MAX_REGISTER_SIZE]; |
390 | |
391 | if (! frame_register_read (deprecated_selected_frame, regnum, raw_buffer)) |
392 | return -1; |
393 | |
394 | if (memcmp (&old_regs[DEPRECATED_REGISTER_BYTE (regnum)(gdbarch_deprecated_register_byte (current_gdbarch, regnum))], raw_buffer, |
395 | register_size (current_gdbarch, regnum)) == 0) |
396 | return 0; |
397 | |
398 | /* Found a changed register. Return 1. */ |
399 | |
400 | memcpy (&old_regs[DEPRECATED_REGISTER_BYTE (regnum)(gdbarch_deprecated_register_byte (current_gdbarch, regnum))], raw_buffer, |
401 | register_size (current_gdbarch, regnum)); |
402 | |
403 | return 1; |
404 | } |
405 | |
406 | /* Return a list of register number and value pairs. The valid |
407 | arguments expected are: a letter indicating the format in which to |
408 | display the registers contents. This can be one of: x (hexadecimal), d |
409 | (decimal), N (natural), t (binary), o (octal), r (raw). After the |
410 | format argumetn there can be a sequence of numbers, indicating which |
411 | registers to fetch the content of. If the format is the only argument, |
412 | a list of all the registers with their values is returned. */ |
413 | enum mi_cmd_result |
414 | mi_cmd_data_list_register_values (char *command, char **argv, int argc) |
415 | { |
416 | int regnum, numregs, format, result; |
417 | int i; |
418 | struct cleanup *list_cleanup, *tuple_cleanup; |
419 | |
420 | /* Note that the test for a valid register must include checking the |
421 | REGISTER_NAME because NUM_REGS may be allocated for the union of |
422 | the register sets within a family of related processors. In this |
423 | case, some entries of REGISTER_NAME will change depending upon |
424 | the particular processor being debugged. */ |
425 | |
426 | numregs = NUM_REGS(gdbarch_num_regs (current_gdbarch)) + NUM_PSEUDO_REGS(gdbarch_num_pseudo_regs (current_gdbarch)); |
427 | |
428 | if (argc == 0) |
429 | { |
430 | mi_error_message = xstrprintf ("mi_cmd_data_list_register_values: Usage: -data-list-register-values <format> [<regnum1>...<regnumN>]"); |
431 | return MI_CMD_ERROR; |
432 | } |
433 | |
434 | format = (int) argv[0][0]; |
435 | |
436 | if (!target_has_registers(current_target.to_has_registers)) |
437 | { |
438 | mi_error_message = xstrprintf ("mi_cmd_data_list_register_values: No registers."); |
439 | return MI_CMD_ERROR; |
440 | } |
441 | |
442 | list_cleanup = make_cleanup_ui_out_list_begin_end (uiout, "register-values"); |
443 | |
444 | if (argc == 1) /* No args, beside the format: do all the regs */ |
445 | { |
446 | for (regnum = 0; |
447 | regnum < numregs; |
448 | regnum++) |
449 | { |
450 | if (REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) == NULL((void*)0) |
451 | || *(REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum))) == '\0') |
452 | continue; |
453 | tuple_cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL((void*)0)); |
454 | ui_out_field_int (uiout, "number", regnum); |
455 | result = get_register (regnum, format); |
456 | if (result == -1) |
457 | { |
458 | do_cleanups (list_cleanup); |
459 | return MI_CMD_ERROR; |
460 | } |
461 | do_cleanups (tuple_cleanup); |
462 | } |
463 | } |
464 | |
465 | /* Else, list of register #s, just do listed regs */ |
466 | for (i = 1; i < argc; i++) |
467 | { |
468 | regnum = atoi (argv[i]); |
469 | |
470 | if (regnum >= 0 |
471 | && regnum < numregs |
472 | && REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) != NULL((void*)0) |
473 | && *REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) != '\000') |
474 | { |
475 | tuple_cleanup = make_cleanup_ui_out_tuple_begin_end (uiout, NULL((void*)0)); |
476 | ui_out_field_int (uiout, "number", regnum); |
477 | result = get_register (regnum, format); |
478 | if (result == -1) |
479 | { |
480 | do_cleanups (list_cleanup); |
481 | return MI_CMD_ERROR; |
482 | } |
483 | do_cleanups (tuple_cleanup); |
484 | } |
485 | else |
486 | { |
487 | do_cleanups (list_cleanup); |
488 | mi_error_message = xstrprintf ("bad register number"); |
489 | return MI_CMD_ERROR; |
490 | } |
491 | } |
492 | do_cleanups (list_cleanup); |
493 | return MI_CMD_DONE; |
494 | } |
495 | |
496 | /* Output one register's contents in the desired format. */ |
497 | static int |
498 | get_register (int regnum, int format) |
499 | { |
500 | char buffer[MAX_REGISTER_SIZE]; |
501 | int optim; |
502 | int realnum; |
503 | CORE_ADDR addr; |
504 | enum lval_type lval; |
505 | static struct ui_stream *stb = NULL((void*)0); |
506 | |
507 | stb = ui_out_stream_new (uiout); |
508 | |
509 | if (format == 'N') |
510 | format = 0; |
511 | |
512 | frame_register (deprecated_selected_frame, regnum, &optim, &lval, &addr, |
513 | &realnum, buffer); |
514 | |
515 | if (optim) |
516 | { |
517 | mi_error_message = xstrprintf ("Optimized out"); |
518 | return -1; |
519 | } |
520 | |
521 | if (format == 'r') |
522 | { |
523 | int j; |
524 | char *ptr, buf[1024]; |
525 | |
526 | strcpy (buf, "0x"); |
527 | ptr = buf + 2; |
528 | for (j = 0; j < register_size (current_gdbarch, regnum); j++) |
529 | { |
530 | int idx = TARGET_BYTE_ORDER(gdbarch_byte_order (current_gdbarch)) == BFD_ENDIAN_BIG ? j |
531 | : register_size (current_gdbarch, regnum) - 1 - j; |
532 | sprintf (ptr, "%02x", (unsigned char) buffer[idx]); |
533 | ptr += 2; |
534 | } |
535 | ui_out_field_string (uiout, "value", buf); |
536 | /*fputs_filtered (buf, gdb_stdout); */ |
537 | } |
538 | else |
539 | { |
540 | val_print (register_type (current_gdbarch, regnum), buffer, 0, 0, |
541 | stb->stream, format, 1, 0, Val_pretty_default); |
542 | ui_out_field_stream (uiout, "value", stb); |
543 | ui_out_stream_delete (stb); |
544 | } |
545 | return 1; |
546 | } |
547 | |
548 | /* Write given values into registers. The registers and values are |
549 | given as pairs. The corresponding MI command is |
550 | -data-write-register-values <format> [<regnum1> <value1>...<regnumN> <valueN>]*/ |
551 | enum mi_cmd_result |
552 | mi_cmd_data_write_register_values (char *command, char **argv, int argc) |
553 | { |
554 | int regnum; |
555 | int i; |
556 | int numregs; |
557 | LONGESTlong value; |
558 | char format; |
559 | |
560 | /* Note that the test for a valid register must include checking the |
561 | REGISTER_NAME because NUM_REGS may be allocated for the union of |
562 | the register sets within a family of related processors. In this |
563 | case, some entries of REGISTER_NAME will change depending upon |
564 | the particular processor being debugged. */ |
565 | |
566 | numregs = NUM_REGS(gdbarch_num_regs (current_gdbarch)) + NUM_PSEUDO_REGS(gdbarch_num_pseudo_regs (current_gdbarch)); |
567 | |
568 | if (argc == 0) |
569 | { |
570 | mi_error_message = xstrprintf ("mi_cmd_data_write_register_values: Usage: -data-write-register-values <format> [<regnum1> <value1>...<regnumN> <valueN>]"); |
571 | return MI_CMD_ERROR; |
572 | } |
573 | |
574 | format = (int) argv[0][0]; |
575 | |
576 | if (!target_has_registers(current_target.to_has_registers)) |
577 | { |
578 | mi_error_message = xstrprintf ("mi_cmd_data_write_register_values: No registers."); |
579 | return MI_CMD_ERROR; |
580 | } |
581 | |
582 | if (!(argc - 1)) |
583 | { |
584 | mi_error_message = xstrprintf ("mi_cmd_data_write_register_values: No regs and values specified."); |
585 | return MI_CMD_ERROR; |
586 | } |
587 | |
588 | if ((argc - 1) % 2) |
589 | { |
590 | mi_error_message = xstrprintf ("mi_cmd_data_write_register_values: Regs and vals are not in pairs."); |
591 | return MI_CMD_ERROR; |
592 | } |
593 | |
594 | for (i = 1; i < argc; i = i + 2) |
595 | { |
596 | regnum = atoi (argv[i]); |
597 | |
598 | if (regnum >= 0 |
599 | && regnum < numregs |
600 | && REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) != NULL((void*)0) |
601 | && *REGISTER_NAME (regnum)(gdbarch_register_name (current_gdbarch, regnum)) != '\000') |
602 | { |
603 | void *buffer; |
604 | struct cleanup *old_chain; |
605 | |
606 | /* Get the value as a number */ |
607 | value = parse_and_eval_address (argv[i + 1]); |
608 | /* Get the value into an array */ |
609 | buffer = xmalloc (DEPRECATED_REGISTER_SIZE(gdbarch_deprecated_register_size (current_gdbarch))); |
610 | old_chain = make_cleanup (xfree, buffer); |
611 | store_signed_integer (buffer, DEPRECATED_REGISTER_SIZE(gdbarch_deprecated_register_size (current_gdbarch)), value); |
612 | /* Write it down */ |
613 | deprecated_write_register_bytes (DEPRECATED_REGISTER_BYTE (regnum)(gdbarch_deprecated_register_byte (current_gdbarch, regnum)), buffer, register_size (current_gdbarch, regnum)); |
614 | /* Free the buffer. */ |
615 | do_cleanups (old_chain); |
616 | } |
617 | else |
618 | { |
619 | mi_error_message = xstrprintf ("bad register number"); |
620 | return MI_CMD_ERROR; |
621 | } |
622 | } |
623 | return MI_CMD_DONE; |
624 | } |
625 | |
626 | #if 0 |
627 | /*This is commented out because we decided it was not useful. I leave |
628 | it, just in case. ezannoni:1999-12-08 */ |
629 | |
630 | /* Assign a value to a variable. The expression argument must be in |
631 | the form A=2 or "A = 2" (I.e. if there are spaces it needs to be |
632 | quoted. */ |
633 | enum mi_cmd_result |
634 | mi_cmd_data_assign (char *command, char **argv, int argc) |
635 | { |
636 | struct expression *expr; |
637 | struct cleanup *old_chain; |
638 | |
639 | if (argc != 1) |
640 | { |
641 | mi_error_message = xstrprintf ("mi_cmd_data_assign: Usage: -data-assign expression"); |
642 | return MI_CMD_ERROR; |
643 | } |
644 | |
645 | /* NOTE what follows is a clone of set_command(). FIXME: ezannoni |
646 | 01-12-1999: Need to decide what to do with this for libgdb purposes. */ |
647 | |
648 | expr = parse_expression (argv[0]); |
649 | old_chain = make_cleanup (free_current_contents, &expr); |
650 | evaluate_expression (expr); |
651 | do_cleanups (old_chain); |
652 | return MI_CMD_DONE; |
653 | } |
654 | #endif |
655 | |
656 | /* Evaluate the value of the argument. The argument is an |
657 | expression. If the expression contains spaces it needs to be |
658 | included in double quotes. */ |
659 | enum mi_cmd_result |
660 | mi_cmd_data_evaluate_expression (char *command, char **argv, int argc) |
661 | { |
662 | struct expression *expr; |
663 | struct cleanup *old_chain = NULL((void*)0); |
664 | struct value *val; |
665 | struct ui_stream *stb = NULL((void*)0); |
666 | |
667 | stb = ui_out_stream_new (uiout); |
668 | |
669 | if (argc != 1) |
670 | { |
671 | mi_error_message = xstrprintf ("mi_cmd_data_evaluate_expression: Usage: -data-evaluate-expression expression"); |
672 | return MI_CMD_ERROR; |
673 | } |
674 | |
675 | expr = parse_expression (argv[0]); |
676 | |
677 | old_chain = make_cleanup (free_current_contents, &expr); |
678 | |
679 | val = evaluate_expression (expr); |
680 | |
681 | /* Print the result of the expression evaluation. */ |
682 | val_print (VALUE_TYPE (val)(val)->type, VALUE_CONTENTS (val)((void)((val)->lazy && value_fetch_lazy(val)), ((char *) (val)->aligner.contents + (val)->embedded_offset)), |
683 | VALUE_EMBEDDED_OFFSET (val)((val)->embedded_offset), VALUE_ADDRESS (val)(val)->location.address, |
684 | stb->stream, 0, 0, 0, 0); |
685 | |
686 | ui_out_field_stream (uiout, "value", stb); |
687 | ui_out_stream_delete (stb); |
688 | |
689 | do_cleanups (old_chain); |
690 | |
691 | return MI_CMD_DONE; |
692 | } |
693 | |
694 | enum mi_cmd_result |
695 | mi_cmd_target_download (char *args, int from_tty) |
696 | { |
697 | char *run; |
698 | struct cleanup *old_cleanups = NULL((void*)0); |
699 | |
700 | run = xstrprintf ("load %s", args); |
701 | old_cleanups = make_cleanup (xfree, run); |
702 | execute_command (run, from_tty); |
703 | |
704 | do_cleanups (old_cleanups); |
705 | return MI_CMD_DONE; |
706 | } |
707 | |
708 | /* Connect to the remote target. */ |
709 | enum mi_cmd_result |
710 | mi_cmd_target_select (char *args, int from_tty) |
711 | { |
712 | char *run; |
713 | struct cleanup *old_cleanups = NULL((void*)0); |
714 | |
715 | run = xstrprintf ("target %s", args); |
716 | old_cleanups = make_cleanup (xfree, run); |
717 | |
718 | /* target-select is always synchronous. once the call has returned |
719 | we know that we are connected. */ |
720 | /* NOTE: At present all targets that are connected are also |
721 | (implicitly) talking to a halted target. In the future this may |
722 | change. */ |
723 | execute_command (run, from_tty); |
724 | |
725 | do_cleanups (old_cleanups); |
726 | |
727 | /* Issue the completion message here. */ |
728 | if (last_async_command) |
729 | fputs_unfiltered (last_async_command, raw_stdout); |
730 | fputs_unfiltered ("^connected", raw_stdout); |
731 | mi_out_put (uiout, raw_stdout); |
732 | mi_out_rewind (uiout); |
733 | fputs_unfiltered ("\n", raw_stdout); |
734 | do_exec_cleanups (ALL_CLEANUPS((struct cleanup *)0)); |
735 | return MI_CMD_QUIET; |
736 | } |
737 | |
738 | /* DATA-MEMORY-READ: |
739 | |
740 | ADDR: start address of data to be dumped. |
741 | WORD-FORMAT: a char indicating format for the ``word''. See |
742 | the ``x'' command. |
743 | WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes |
744 | NR_ROW: Number of rows. |
745 | NR_COL: The number of colums (words per row). |
746 | ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use |
747 | ASCHAR for unprintable characters. |
748 | |
749 | Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and |
750 | displayes them. Returns: |
751 | |
752 | {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...} |
753 | |
754 | Returns: |
755 | The number of bytes read is SIZE*ROW*COL. */ |
756 | |
757 | enum mi_cmd_result |
758 | mi_cmd_data_read_memory (char *command, char **argv, int argc) |
759 | { |
760 | struct cleanup *cleanups = make_cleanup (null_cleanup, NULL((void*)0)); |
761 | CORE_ADDR addr; |
762 | long total_bytes; |
763 | long nr_cols; |
764 | long nr_rows; |
765 | char word_format; |
766 | struct type *word_type; |
767 | long word_size; |
768 | char word_asize; |
769 | char aschar; |
770 | char *mbuf; |
771 | int nr_bytes; |
772 | long offset = 0; |
773 | int optind = 0; |
774 | char *optarg; |
775 | enum opt |
776 | { |
777 | OFFSET_OPT |
778 | }; |
779 | static struct mi_opt opts[] = |
780 | { |
781 | {"o", OFFSET_OPT, 1}, |
782 | 0 |
783 | }; |
784 | |
785 | while (1) |
786 | { |
787 | int opt = mi_getopt ("mi_cmd_data_read_memory", argc, argv, opts, |
788 | &optind, &optarg); |
789 | if (opt < 0) |
790 | break; |
791 | switch ((enum opt) opt) |
792 | { |
793 | case OFFSET_OPT: |
794 | offset = atol (optarg); |
795 | break; |
796 | } |
797 | } |
798 | argv += optind; |
799 | argc -= optind; |
800 | |
801 | if (argc < 5 || argc > 6) |
802 | { |
803 | mi_error_message = xstrprintf ("mi_cmd_data_read_memory: Usage: ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR]."); |
804 | return MI_CMD_ERROR; |
805 | } |
806 | |
807 | /* Extract all the arguments. */ |
808 | |
809 | /* Start address of the memory dump. */ |
810 | addr = parse_and_eval_address (argv[0]) + offset; |
811 | /* The format character to use when displaying a memory word. See |
812 | the ``x'' command. */ |
813 | word_format = argv[1][0]; |
814 | /* The size of the memory word. */ |
815 | word_size = atol (argv[2]); |
816 | switch (word_size) |
817 | { |
818 | case 1: |
819 | word_type = builtin_type_int8; |
820 | word_asize = 'b'; |
821 | break; |
822 | case 2: |
823 | word_type = builtin_type_int16; |
824 | word_asize = 'h'; |
825 | break; |
826 | case 4: |
827 | word_type = builtin_type_int32; |
828 | word_asize = 'w'; |
829 | break; |
830 | case 8: |
831 | word_type = builtin_type_int64; |
832 | word_asize = 'g'; |
833 | break; |
834 | default: |
835 | word_type = builtin_type_int8; |
836 | word_asize = 'b'; |
837 | } |
838 | /* The number of rows */ |
839 | nr_rows = atol (argv[3]); |
840 | if (nr_rows <= 0) |
841 | { |
842 | mi_error_message = xstrprintf ("mi_cmd_data_read_memory: invalid number of rows."); |
843 | return MI_CMD_ERROR; |
844 | } |
845 | /* number of bytes per row. */ |
846 | nr_cols = atol (argv[4]); |
847 | if (nr_cols <= 0) |
848 | { |
849 | mi_error_message = xstrprintf ("mi_cmd_data_read_memory: invalid number of columns."); |
850 | return MI_CMD_ERROR; |
851 | } |
852 | /* The un-printable character when printing ascii. */ |
853 | if (argc == 6) |
854 | aschar = *argv[5]; |
855 | else |
856 | aschar = 0; |
857 | |
858 | /* create a buffer and read it in. */ |
859 | total_bytes = word_size * nr_rows * nr_cols; |
860 | mbuf = xcalloc (total_bytes, 1); |
861 | make_cleanup (xfree, mbuf); |
862 | nr_bytes = 0; |
863 | while (nr_bytes < total_bytes) |
864 | { |
865 | int error; |
866 | long num = target_read_memory_partial (addr + nr_bytes, mbuf + nr_bytes, |
867 | total_bytes - nr_bytes, |
868 | &error); |
869 | if (num <= 0) |
870 | break; |
871 | nr_bytes += num; |
872 | } |
873 | |
874 | /* output the header information. */ |
875 | ui_out_field_core_addr (uiout, "addr", addr); |
876 | ui_out_field_int (uiout, "nr-bytes", nr_bytes); |
877 | ui_out_field_int (uiout, "total-bytes", total_bytes); |
878 | ui_out_field_core_addr (uiout, "next-row", addr + word_size * nr_cols); |
879 | ui_out_field_core_addr (uiout, "prev-row", addr - word_size * nr_cols); |
880 | ui_out_field_core_addr (uiout, "next-page", addr + total_bytes); |
881 | ui_out_field_core_addr (uiout, "prev-page", addr - total_bytes); |
882 | |
883 | /* Build the result as a two dimentional table. */ |
884 | { |
885 | struct ui_stream *stream = ui_out_stream_new (uiout); |
886 | struct cleanup *cleanup_list_memory; |
887 | int row; |
888 | int row_byte; |
889 | cleanup_list_memory = make_cleanup_ui_out_list_begin_end (uiout, "memory"); |
890 | for (row = 0, row_byte = 0; |
891 | row < nr_rows; |
892 | row++, row_byte += nr_cols * word_size) |
893 | { |
894 | int col; |
895 | int col_byte; |
896 | struct cleanup *cleanup_tuple; |
897 | struct cleanup *cleanup_list_data; |
898 | cleanup_tuple = make_cleanup_ui_out_tuple_begin_end (uiout, NULL((void*)0)); |
899 | ui_out_field_core_addr (uiout, "addr", addr + row_byte); |
900 | /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr + row_byte); */ |
901 | cleanup_list_data = make_cleanup_ui_out_list_begin_end (uiout, "data"); |
902 | for (col = 0, col_byte = row_byte; |
903 | col < nr_cols; |
904 | col++, col_byte += word_size) |
905 | { |
906 | if (col_byte + word_size > nr_bytes) |
907 | { |
908 | ui_out_field_string (uiout, NULL((void*)0), "N/A"); |
909 | } |
910 | else |
911 | { |
912 | ui_file_rewind (stream->stream); |
913 | print_scalar_formatted (mbuf + col_byte, word_type, word_format, |
914 | word_asize, stream->stream); |
915 | ui_out_field_stream (uiout, NULL((void*)0), stream); |
916 | } |
917 | } |
918 | do_cleanups (cleanup_list_data); |
919 | if (aschar) |
920 | { |
921 | int byte; |
922 | ui_file_rewind (stream->stream); |
923 | for (byte = row_byte; byte < row_byte + word_size * nr_cols; byte++) |
924 | { |
925 | if (byte >= nr_bytes) |
926 | { |
927 | fputc_unfiltered ('X', stream->stream); |
928 | } |
929 | else if (mbuf[byte] < 32 || mbuf[byte] > 126) |
930 | { |
931 | fputc_unfiltered (aschar, stream->stream); |
932 | } |
933 | else |
934 | fputc_unfiltered (mbuf[byte], stream->stream); |
935 | } |
936 | ui_out_field_stream (uiout, "ascii", stream); |
937 | } |
938 | do_cleanups (cleanup_tuple); |
939 | } |
940 | ui_out_stream_delete (stream); |
941 | do_cleanups (cleanup_list_memory); |
942 | } |
943 | do_cleanups (cleanups); |
944 | return MI_CMD_DONE; |
945 | } |
946 | |
947 | /* DATA-MEMORY-WRITE: |
948 | |
949 | COLUMN_OFFSET: optional argument. Must be preceeded by '-o'. The |
950 | offset from the beginning of the memory grid row where the cell to |
951 | be written is. |
952 | ADDR: start address of the row in the memory grid where the memory |
953 | cell is, if OFFSET_COLUMN is specified. Otherwise, the address of |
954 | the location to write to. |
955 | FORMAT: a char indicating format for the ``word''. See |
956 | the ``x'' command. |
957 | WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes |
958 | VALUE: value to be written into the memory address. |
959 | |
960 | Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE). |
961 | |
962 | Prints nothing. */ |
963 | enum mi_cmd_result |
964 | mi_cmd_data_write_memory (char *command, char **argv, int argc) |
965 | { |
966 | CORE_ADDR addr; |
967 | char word_format; |
968 | long word_size; |
969 | /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big |
970 | enough when using a compiler other than GCC. */ |
971 | LONGESTlong value; |
972 | void *buffer; |
973 | struct cleanup *old_chain; |
974 | long offset = 0; |
975 | int optind = 0; |
976 | char *optarg; |
977 | enum opt |
978 | { |
979 | OFFSET_OPT |
980 | }; |
981 | static struct mi_opt opts[] = |
982 | { |
983 | {"o", OFFSET_OPT, 1}, |
984 | 0 |
985 | }; |
986 | |
987 | while (1) |
988 | { |
989 | int opt = mi_getopt ("mi_cmd_data_write_memory", argc, argv, opts, |
990 | &optind, &optarg); |
991 | if (opt < 0) |
992 | break; |
993 | switch ((enum opt) opt) |
994 | { |
995 | case OFFSET_OPT: |
996 | offset = atol (optarg); |
997 | break; |
998 | } |
999 | } |
1000 | argv += optind; |
1001 | argc -= optind; |
1002 | |
1003 | if (argc != 4) |
1004 | { |
1005 | mi_error_message = xstrprintf ("mi_cmd_data_write_memory: Usage: [-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE."); |
1006 | return MI_CMD_ERROR; |
1007 | } |
1008 | |
1009 | /* Extract all the arguments. */ |
1010 | /* Start address of the memory dump. */ |
1011 | addr = parse_and_eval_address (argv[0]); |
1012 | /* The format character to use when displaying a memory word. See |
1013 | the ``x'' command. */ |
1014 | word_format = argv[1][0]; |
1015 | /* The size of the memory word. */ |
1016 | word_size = atol (argv[2]); |
1017 | |
1018 | /* Calculate the real address of the write destination. */ |
1019 | addr += (offset * word_size); |
1020 | |
1021 | /* Get the value as a number */ |
1022 | value = parse_and_eval_address (argv[3]); |
1023 | /* Get the value into an array */ |
1024 | buffer = xmalloc (word_size); |
1025 | old_chain = make_cleanup (xfree, buffer); |
1026 | store_signed_integer (buffer, word_size, value); |
1027 | /* Write it down to memory */ |
1028 | write_memory (addr, buffer, word_size); |
1029 | /* Free the buffer. */ |
1030 | do_cleanups (old_chain); |
1031 | |
1032 | return MI_CMD_DONE; |
1033 | } |
1034 | |
1035 | /* Execute a command within a safe environment. |
1036 | Return <0 for error; >=0 for ok. |
1037 | |
1038 | args->action will tell mi_execute_command what action |
1039 | to perfrom after the given command has executed (display/supress |
1040 | prompt, display error). */ |
1041 | |
1042 | static int |
1043 | captured_mi_execute_command (struct ui_out *uiout, void *data) |
1044 | { |
1045 | struct captured_mi_execute_command_args *args = |
1046 | (struct captured_mi_execute_command_args *) data; |
1047 | struct mi_parse *context = args->command; |
1048 | |
1049 | switch (context->op) |
1050 | { |
1051 | |
1052 | case MI_COMMAND: |
1053 | /* A MI command was read from the input stream */ |
1054 | if (mi_debug_p) |
1055 | /* FIXME: gdb_???? */ |
1056 | fprintf_unfiltered (raw_stdout, " token=`%s' command=`%s' args=`%s'\n", |
1057 | context->token, context->command, context->args); |
1058 | /* FIXME: cagney/1999-09-25: Rather than this convoluted |
1059 | condition expression, each function should return an |
1060 | indication of what action is required and then switch on |
1061 | that. */ |
1062 | args->action = EXECUTE_COMMAND_DISPLAY_PROMPT; |
1063 | args->rc = mi_cmd_execute (context); |
1064 | |
1065 | if (!target_can_async_p ()(current_target.to_can_async_p ()) || !target_executing) |
1066 | { |
1067 | /* print the result if there were no errors |
1068 | |
1069 | Remember that on the way out of executing a command, you have |
1070 | to directly use the mi_interp's uiout, since the command could |
1071 | have reset the interpreter, in which case the current uiout |
1072 | will most likely crash in the mi_out_* routines. */ |
1073 | if (args->rc == MI_CMD_DONE) |
1074 | { |
1075 | fputs_unfiltered (context->token, raw_stdout); |
1076 | fputs_unfiltered ("^done", raw_stdout); |
1077 | mi_out_put (uiout, raw_stdout); |
1078 | mi_out_rewind (uiout); |
1079 | fputs_unfiltered ("\n", raw_stdout); |
1080 | } |
1081 | else if (args->rc == MI_CMD_ERROR) |
1082 | { |
1083 | if (mi_error_message) |
1084 | { |
1085 | fputs_unfiltered (context->token, raw_stdout); |
1086 | fputs_unfiltered ("^error,msg=\"", raw_stdout); |
1087 | fputstr_unfiltered (mi_error_message, '"', raw_stdout); |
1088 | xfree (mi_error_message); |
1089 | fputs_unfiltered ("\"\n", raw_stdout); |
1090 | } |
1091 | mi_out_rewind (uiout); |
1092 | } |
1093 | else if (args->rc == MI_CMD_CAUGHT_ERROR) |
1094 | { |
1095 | mi_out_rewind (uiout); |
1096 | args->action = EXECUTE_COMMAND_DISPLAY_ERROR; |
1097 | return 1; |
1098 | } |
1099 | else |
1100 | mi_out_rewind (uiout); |
1101 | } |
1102 | else if (sync_execution) |
1103 | { |
1104 | /* Don't print the prompt. We are executing the target in |
1105 | synchronous mode. */ |
1106 | args->action = EXECUTE_COMMAND_SUPRESS_PROMPT; |
1107 | return 1; |
1108 | } |
1109 | break; |
1110 | |
1111 | case CLI_COMMAND: |
1112 | /* A CLI command was read from the input stream */ |
1113 | /* This will be removed as soon as we have a complete set of |
1114 | mi commands */ |
1115 | /* echo the command on the console. */ |
1116 | fprintf_unfiltered (gdb_stdlog, "%s\n", context->command); |
1117 | mi_execute_cli_command (context->command, 0, NULL((void*)0)); |
1118 | |
1119 | /* If we changed interpreters, DON'T print out anything. */ |
1120 | if (current_interp_named_p (INTERP_MI"mi") |
1121 | || current_interp_named_p (INTERP_MI1"mi1") |
1122 | || current_interp_named_p (INTERP_MI2"mi2") |
1123 | || current_interp_named_p (INTERP_MI3"mi3")) |
1124 | { |
1125 | /* print the result */ |
1126 | /* FIXME: Check for errors here. */ |
1127 | fputs_unfiltered (context->token, raw_stdout); |
1128 | fputs_unfiltered ("^done", raw_stdout); |
1129 | mi_out_put (uiout, raw_stdout); |
1130 | mi_out_rewind (uiout); |
1131 | fputs_unfiltered ("\n", raw_stdout); |
1132 | args->action = EXECUTE_COMMAND_DISPLAY_PROMPT; |
1133 | args->rc = MI_CMD_DONE; |
1134 | } |
1135 | break; |
1136 | |
1137 | } |
1138 | |
1139 | return 1; |
1140 | } |
1141 | |
1142 | |
1143 | void |
1144 | mi_execute_command (char *cmd, int from_tty) |
1145 | { |
1146 | struct mi_parse *command; |
1147 | struct captured_mi_execute_command_args args; |
1148 | struct ui_out *saved_uiout = uiout; |
Value stored to 'saved_uiout' during its initialization is never read | |
1149 | int result; |
1150 | |
1151 | /* This is to handle EOF (^D). We just quit gdb. */ |
1152 | /* FIXME: we should call some API function here. */ |
1153 | if (cmd == 0) |
1154 | quit_force (NULL((void*)0), from_tty); |
1155 | |
1156 | command = mi_parse (cmd); |
1157 | |
1158 | if (command != NULL((void*)0)) |
1159 | { |
1160 | /* FIXME: cagney/1999-11-04: Can this use of catch_exceptions either |
1161 | be pushed even further down or even eliminated? */ |
1162 | args.command = command; |
1163 | result = catch_exceptions (uiout, captured_mi_execute_command, &args, "", |
1164 | RETURN_MASK_ALL((1 << (int)(-RETURN_QUIT)) | (1 << (int)(-RETURN_ERROR )))); |
1165 | |
1166 | if (args.action == EXECUTE_COMMAND_SUPRESS_PROMPT) |
1167 | { |
1168 | /* The command is executing synchronously. Bail out early |
1169 | suppressing the finished prompt. */ |
1170 | mi_parse_free (command); |
1171 | return; |
1172 | } |
1173 | if (args.action == EXECUTE_COMMAND_DISPLAY_ERROR || result < 0) |
1174 | { |
1175 | char *msg = error_last_message (); |
1176 | struct cleanup *cleanup = make_cleanup (xfree, msg); |
1177 | /* The command execution failed and error() was called |
1178 | somewhere */ |
1179 | fputs_unfiltered (command->token, raw_stdout); |
1180 | fputs_unfiltered ("^error,msg=\"", raw_stdout); |
1181 | fputstr_unfiltered (msg, '"', raw_stdout); |
1182 | fputs_unfiltered ("\"\n", raw_stdout); |
1183 | } |
1184 | mi_parse_free (command); |
1185 | } |
1186 | |
1187 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
1188 | gdb_flush (raw_stdout); |
1189 | /* print any buffered hook code */ |
1190 | /* ..... */ |
1191 | } |
1192 | |
1193 | static enum mi_cmd_result |
1194 | mi_cmd_execute (struct mi_parse *parse) |
1195 | { |
1196 | if (parse->cmd->argv_func != NULL((void*)0) |
1197 | || parse->cmd->args_func != NULL((void*)0)) |
1198 | { |
1199 | /* FIXME: We need to save the token because the command executed |
1200 | may be asynchronous and need to print the token again. |
1201 | In the future we can pass the token down to the func |
1202 | and get rid of the last_async_command */ |
1203 | /* The problem here is to keep the token around when we launch |
1204 | the target, and we want to interrupt it later on. The |
1205 | interrupt command will have its own token, but when the |
1206 | target stops, we must display the token corresponding to the |
1207 | last execution command given. So we have another string where |
1208 | we copy the token (previous_async_command), if this was |
1209 | indeed the token of an execution command, and when we stop we |
1210 | print that one. This is possible because the interrupt |
1211 | command, when over, will copy that token back into the |
1212 | default token string (last_async_command). */ |
1213 | |
1214 | if (target_executing) |
1215 | { |
1216 | if (!previous_async_command) |
1217 | previous_async_command = xstrdup (last_async_command); |
1218 | if (strcmp (parse->command, "exec-interrupt")) |
1219 | { |
1220 | fputs_unfiltered (parse->token, raw_stdout); |
1221 | fputs_unfiltered ("^error,msg=\"", raw_stdout); |
1222 | fputs_unfiltered ("Cannot execute command ", raw_stdout); |
1223 | fputstr_unfiltered (parse->command, '"', raw_stdout); |
1224 | fputs_unfiltered (" while target running", raw_stdout); |
1225 | fputs_unfiltered ("\"\n", raw_stdout); |
1226 | return MI_CMD_ERROR; |
1227 | } |
1228 | } |
1229 | last_async_command = xstrdup (parse->token); |
1230 | make_exec_cleanup (free_current_contents, &last_async_command); |
1231 | /* FIXME: DELETE THIS! */ |
1232 | if (parse->cmd->args_func != NULL((void*)0)) |
1233 | return parse->cmd->args_func (parse->args, 0 /*from_tty */ ); |
1234 | return parse->cmd->argv_func (parse->command, parse->argv, parse->argc); |
1235 | } |
1236 | else if (parse->cmd->cli.cmd != 0) |
1237 | { |
1238 | /* FIXME: DELETE THIS. */ |
1239 | /* The operation is still implemented by a cli command */ |
1240 | /* Must be a synchronous one */ |
1241 | mi_execute_cli_command (parse->cmd->cli.cmd, parse->cmd->cli.args_p, |
1242 | parse->args); |
1243 | return MI_CMD_DONE; |
1244 | } |
1245 | else |
1246 | { |
1247 | /* FIXME: DELETE THIS. */ |
1248 | fputs_unfiltered (parse->token, raw_stdout); |
1249 | fputs_unfiltered ("^error,msg=\"", raw_stdout); |
1250 | fputs_unfiltered ("Undefined mi command: ", raw_stdout); |
1251 | fputstr_unfiltered (parse->command, '"', raw_stdout); |
1252 | fputs_unfiltered (" (missing implementation)", raw_stdout); |
1253 | fputs_unfiltered ("\"\n", raw_stdout); |
1254 | return MI_CMD_ERROR; |
1255 | } |
1256 | } |
1257 | |
1258 | /* FIXME: This is just a hack so we can get some extra commands going. |
1259 | We don't want to channel things through the CLI, but call libgdb directly */ |
1260 | /* Use only for synchronous commands */ |
1261 | |
1262 | void |
1263 | mi_execute_cli_command (const char *cmd, int args_p, const char *args) |
1264 | { |
1265 | if (cmd != 0) |
1266 | { |
1267 | struct cleanup *old_cleanups; |
1268 | char *run; |
1269 | if (args_p) |
1270 | run = xstrprintf ("%s %s", cmd, args); |
1271 | else |
1272 | run = xstrdup (cmd); |
1273 | if (mi_debug_p) |
1274 | /* FIXME: gdb_???? */ |
1275 | fprintf_unfiltered (gdb_stdout, "cli=%s run=%s\n", |
1276 | cmd, run); |
1277 | old_cleanups = make_cleanup (xfree, run); |
1278 | execute_command ( /*ui */ run, 0 /*from_tty */ ); |
1279 | do_cleanups (old_cleanups); |
1280 | return; |
1281 | } |
1282 | } |
1283 | |
1284 | enum mi_cmd_result |
1285 | mi_execute_async_cli_command (char *mi, char *args, int from_tty) |
1286 | { |
1287 | struct cleanup *old_cleanups; |
1288 | char *run; |
1289 | char *async_args; |
1290 | |
1291 | if (target_can_async_p ()(current_target.to_can_async_p ())) |
1292 | { |
1293 | async_args = (char *) xmalloc (strlen (args) + 2); |
1294 | make_exec_cleanup (free, async_args); |
1295 | strcpy (async_args, args); |
1296 | strcat (async_args, "&"); |
1297 | run = xstrprintf ("%s %s", mi, async_args); |
1298 | make_exec_cleanup (free, run); |
1299 | add_continuation (mi_exec_async_cli_cmd_continuation, NULL((void*)0)); |
1300 | old_cleanups = NULL((void*)0); |
1301 | } |
1302 | else |
1303 | { |
1304 | run = xstrprintf ("%s %s", mi, args); |
1305 | old_cleanups = make_cleanup (xfree, run); |
1306 | } |
1307 | |
1308 | if (!target_can_async_p ()(current_target.to_can_async_p ())) |
1309 | { |
1310 | /* NOTE: For synchronous targets asynchronous behavour is faked by |
1311 | printing out the GDB prompt before we even try to execute the |
1312 | command. */ |
1313 | if (last_async_command) |
1314 | fputs_unfiltered (last_async_command, raw_stdout); |
1315 | fputs_unfiltered ("^running\n", raw_stdout); |
1316 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
1317 | gdb_flush (raw_stdout); |
1318 | } |
1319 | else |
1320 | { |
1321 | /* FIXME: cagney/1999-11-29: Printing this message before |
1322 | calling execute_command is wrong. It should only be printed |
1323 | once gdb has confirmed that it really has managed to send a |
1324 | run command to the target. */ |
1325 | if (last_async_command) |
1326 | fputs_unfiltered (last_async_command, raw_stdout); |
1327 | fputs_unfiltered ("^running\n", raw_stdout); |
1328 | } |
1329 | |
1330 | execute_command ( /*ui */ run, 0 /*from_tty */ ); |
1331 | |
1332 | if (!target_can_async_p ()(current_target.to_can_async_p ())) |
1333 | { |
1334 | /* Do this before doing any printing. It would appear that some |
1335 | print code leaves garbage around in the buffer. */ |
1336 | do_cleanups (old_cleanups); |
1337 | /* If the target was doing the operation synchronously we fake |
1338 | the stopped message. */ |
1339 | if (last_async_command) |
1340 | fputs_unfiltered (last_async_command, raw_stdout); |
1341 | fputs_unfiltered ("*stopped", raw_stdout); |
1342 | mi_out_put (uiout, raw_stdout); |
1343 | mi_out_rewind (uiout); |
1344 | fputs_unfiltered ("\n", raw_stdout); |
1345 | return MI_CMD_QUIET; |
1346 | } |
1347 | return MI_CMD_DONE; |
1348 | } |
1349 | |
1350 | void |
1351 | mi_exec_async_cli_cmd_continuation (struct continuation_arg *arg) |
1352 | { |
1353 | if (last_async_command) |
1354 | fputs_unfiltered (last_async_command, raw_stdout); |
1355 | fputs_unfiltered ("*stopped", raw_stdout); |
1356 | mi_out_put (uiout, raw_stdout); |
1357 | fputs_unfiltered ("\n", raw_stdout); |
1358 | fputs_unfiltered ("(gdb) \n", raw_stdout); |
1359 | gdb_flush (raw_stdout); |
1360 | do_exec_cleanups (ALL_CLEANUPS((struct cleanup *)0)); |
1361 | } |
1362 | |
1363 | void |
1364 | mi_load_progress (const char *section_name, |
1365 | unsigned long sent_so_far, |
1366 | unsigned long total_section, |
1367 | unsigned long total_sent, |
1368 | unsigned long grand_total) |
1369 | { |
1370 | struct timeval time_now, delta, update_threshold; |
1371 | static struct timeval last_update; |
1372 | static char *previous_sect_name = NULL((void*)0); |
1373 | int new_section; |
1374 | |
1375 | if (!current_interp_named_p (INTERP_MI"mi") |
1376 | && !current_interp_named_p (INTERP_MI1"mi1")) |
1377 | return; |
1378 | |
1379 | update_threshold.tv_sec = 0; |
1380 | update_threshold.tv_usec = 500000; |
1381 | gettimeofday (&time_now, NULL((void*)0)); |
1382 | |
1383 | delta.tv_usec = time_now.tv_usec - last_update.tv_usec; |
1384 | delta.tv_sec = time_now.tv_sec - last_update.tv_sec; |
1385 | |
1386 | if (delta.tv_usec < 0) |
1387 | { |
1388 | delta.tv_sec -= 1; |
1389 | delta.tv_usec += 1000000; |
1390 | } |
1391 | |
1392 | new_section = (previous_sect_name ? |
1393 | strcmp (previous_sect_name, section_name) : 1); |
1394 | if (new_section) |
1395 | { |
1396 | struct cleanup *cleanup_tuple; |
1397 | xfree (previous_sect_name); |
1398 | previous_sect_name = xstrdup (section_name); |
1399 | |
1400 | if (last_async_command) |
1401 | fputs_unfiltered (last_async_command, raw_stdout); |
1402 | fputs_unfiltered ("+download", raw_stdout); |
1403 | cleanup_tuple = make_cleanup_ui_out_tuple_begin_end (uiout, NULL((void*)0)); |
1404 | ui_out_field_string (uiout, "section", section_name); |
1405 | ui_out_field_int (uiout, "section-size", total_section); |
1406 | ui_out_field_int (uiout, "total-size", grand_total); |
1407 | do_cleanups (cleanup_tuple); |
1408 | mi_out_put (uiout, raw_stdout); |
1409 | fputs_unfiltered ("\n", raw_stdout); |
1410 | gdb_flush (raw_stdout); |
1411 | } |
1412 | |
1413 | if (delta.tv_sec >= update_threshold.tv_sec && |
1414 | delta.tv_usec >= update_threshold.tv_usec) |
1415 | { |
1416 | struct cleanup *cleanup_tuple; |
1417 | last_update.tv_sec = time_now.tv_sec; |
1418 | last_update.tv_usec = time_now.tv_usec; |
1419 | if (last_async_command) |
1420 | fputs_unfiltered (last_async_command, raw_stdout); |
1421 | fputs_unfiltered ("+download", raw_stdout); |
1422 | cleanup_tuple = make_cleanup_ui_out_tuple_begin_end (uiout, NULL((void*)0)); |
1423 | ui_out_field_string (uiout, "section", section_name); |
1424 | ui_out_field_int (uiout, "section-sent", sent_so_far); |
1425 | ui_out_field_int (uiout, "section-size", total_section); |
1426 | ui_out_field_int (uiout, "total-sent", total_sent); |
1427 | ui_out_field_int (uiout, "total-size", grand_total); |
1428 | do_cleanups (cleanup_tuple); |
1429 | mi_out_put (uiout, raw_stdout); |
1430 | fputs_unfiltered ("\n", raw_stdout); |
1431 | gdb_flush (raw_stdout); |
1432 | } |
1433 | } |
1434 | |
1435 | void |
1436 | mi_setup_architecture_data (void) |
1437 | { |
1438 | old_regs = xmalloc ((NUM_REGS(gdbarch_num_regs (current_gdbarch)) + NUM_PSEUDO_REGS(gdbarch_num_pseudo_regs (current_gdbarch))) * MAX_REGISTER_SIZE + 1); |
1439 | memset (old_regs, 0, (NUM_REGS(gdbarch_num_regs (current_gdbarch)) + NUM_PSEUDO_REGS(gdbarch_num_pseudo_regs (current_gdbarch))) * MAX_REGISTER_SIZE + 1); |
1440 | } |
1441 | |
1442 | void |
1443 | _initialize_mi_main (void) |
1444 | { |
1445 | DEPRECATED_REGISTER_GDBARCH_SWAP (old_regs)deprecated_register_gdbarch_swap (&(old_regs), sizeof ((old_regs )), ((void*)0)); |
1446 | deprecated_register_gdbarch_swap (NULL((void*)0), 0, mi_setup_architecture_data); |
1447 | } |