3 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Free Software
6 Contributed by Cygnus Solutions (a Red Hat company).
8 This file is part of GDB.
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.
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.
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., 51 Franklin Street, Fifth Floor,
23 Boston, MA 02110-1301, USA. */
25 /* Work in progress */
30 #include "gdb_string.h"
31 #include "exceptions.h"
33 #include "gdbthread.h"
36 #include "mi-getopt.h"
37 #include "mi-console.h"
41 #include "event-loop.h"
42 #include "event-top.h"
43 #include "gdbcore.h" /* for write_memory() */
44 #include "value.h" /* for deprecated_write_register_bytes() */
58 /* Enumerations of the actions that may result from calling
59 captured_mi_execute_command */
61 enum captured_mi_execute_command_actions
63 EXECUTE_COMMAND_DISPLAY_PROMPT
,
64 EXECUTE_COMMAND_SUPRESS_PROMPT
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
71 /* This return result of the MI command (output) */
72 enum mi_cmd_result rc
;
74 /* What action to perform when the call is finished (output) */
75 enum captured_mi_execute_command_actions action
;
77 /* The command context to be executed (input) */
78 struct mi_parse
*command
;
82 struct ui_file
*raw_stdout
;
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
;
90 extern void _initialize_mi_main (void);
91 static enum mi_cmd_result
mi_cmd_execute (struct mi_parse
*parse
);
93 static void mi_execute_cli_command (const char *cmd
, int args_p
,
95 static enum mi_cmd_result
mi_execute_async_cli_command (char *mi
, char *args
, int from_tty
);
97 static void mi_exec_async_cli_cmd_continuation (struct continuation_arg
*arg
);
99 static int register_changed_p (int regnum
);
100 static int get_register (int regnum
, int format
);
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
107 mi_cmd_gdb_exit (char *command
, char **argv
, int argc
)
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
, FROM_TTY
);
120 mi_cmd_exec_run (char *args
, int from_tty
)
122 /* FIXME: Should call a libgdb function, not a cli wrapper */
123 return mi_execute_async_cli_command ("run", args
, from_tty
);
127 mi_cmd_exec_next (char *args
, int from_tty
)
129 /* FIXME: Should call a libgdb function, not a cli wrapper */
130 return mi_execute_async_cli_command ("next", args
, from_tty
);
134 mi_cmd_exec_next_instruction (char *args
, int from_tty
)
136 /* FIXME: Should call a libgdb function, not a cli wrapper */
137 return mi_execute_async_cli_command ("nexti", args
, from_tty
);
141 mi_cmd_exec_step (char *args
, int from_tty
)
143 /* FIXME: Should call a libgdb function, not a cli wrapper */
144 return mi_execute_async_cli_command ("step", args
, from_tty
);
148 mi_cmd_exec_step_instruction (char *args
, int from_tty
)
150 /* FIXME: Should call a libgdb function, not a cli wrapper */
151 return mi_execute_async_cli_command ("stepi", args
, from_tty
);
155 mi_cmd_exec_finish (char *args
, int from_tty
)
157 /* FIXME: Should call a libgdb function, not a cli wrapper */
158 return mi_execute_async_cli_command ("finish", args
, from_tty
);
162 mi_cmd_exec_until (char *args
, int from_tty
)
164 /* FIXME: Should call a libgdb function, not a cli wrapper */
165 return mi_execute_async_cli_command ("until", args
, from_tty
);
169 mi_cmd_exec_return (char *args
, int from_tty
)
171 /* This command doesn't really execute the target, it just pops the
172 specified number of frames. */
174 /* Call return_command with from_tty argument equal to 0 so as to
175 avoid being queried. */
176 return_command (args
, 0);
178 /* Call return_command with from_tty argument equal to 0 so as to
179 avoid being queried. */
180 return_command (NULL
, 0);
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 (NULL
), 1, LOC_AND_ADDRESS
);
190 mi_cmd_exec_continue (char *args
, int from_tty
)
192 /* FIXME: Should call a libgdb function, not a cli wrapper */
193 return mi_execute_async_cli_command ("continue", args
, from_tty
);
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
202 mi_cmd_exec_interrupt (char *args
, int from_tty
)
204 if (!target_executing
)
206 mi_error_message
= xstrprintf ("mi_cmd_exec_interrupt: Inferior not executing.");
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
;
218 mi_out_put (uiout
, raw_stdout
);
219 mi_out_rewind (uiout
);
220 fputs_unfiltered ("\n", raw_stdout
);
225 mi_cmd_thread_select (char *command
, char **argv
, int argc
)
231 mi_error_message
= xstrprintf ("mi_cmd_thread_select: USAGE: threadnum.");
235 rc
= gdb_thread_select (uiout
, argv
[0], &mi_error_message
);
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
)
241 else if ((int) rc
>= 0 && rc
== GDB_RC_FAIL
)
248 mi_cmd_thread_list_ids (char *command
, char **argv
, int argc
)
250 enum gdb_rc rc
= MI_CMD_DONE
;
254 mi_error_message
= xstrprintf ("mi_cmd_thread_list_ids: No arguments required.");
258 rc
= gdb_list_thread_ids (uiout
, &mi_error_message
);
260 if (rc
== GDB_RC_FAIL
)
267 mi_cmd_data_list_register_names (char *command
, char **argv
, int argc
)
271 struct cleanup
*cleanup
;
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. */
279 numregs
= NUM_REGS
+ NUM_PSEUDO_REGS
;
281 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "register-names");
283 if (argc
== 0) /* No args, just do all the regs */
289 if (REGISTER_NAME (regnum
) == NULL
290 || *(REGISTER_NAME (regnum
)) == '\0')
291 ui_out_field_string (uiout
, NULL
, "");
293 ui_out_field_string (uiout
, NULL
, REGISTER_NAME (regnum
));
297 /* Else, list of register #s, just do listed regs */
298 for (i
= 0; i
< argc
; i
++)
300 regnum
= atoi (argv
[i
]);
301 if (regnum
< 0 || regnum
>= numregs
)
303 do_cleanups (cleanup
);
304 mi_error_message
= xstrprintf ("bad register number");
307 if (REGISTER_NAME (regnum
) == NULL
308 || *(REGISTER_NAME (regnum
)) == '\0')
309 ui_out_field_string (uiout
, NULL
, "");
311 ui_out_field_string (uiout
, NULL
, REGISTER_NAME (regnum
));
313 do_cleanups (cleanup
);
318 mi_cmd_data_list_changed_registers (char *command
, char **argv
, int argc
)
320 int regnum
, numregs
, changed
;
322 struct cleanup
*cleanup
;
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. */
330 numregs
= NUM_REGS
+ NUM_PSEUDO_REGS
;
332 cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "changed-registers");
334 if (argc
== 0) /* No args, just do all the regs */
340 if (REGISTER_NAME (regnum
) == NULL
341 || *(REGISTER_NAME (regnum
)) == '\0')
343 changed
= register_changed_p (regnum
);
346 do_cleanups (cleanup
);
347 mi_error_message
= xstrprintf ("mi_cmd_data_list_changed_registers: Unable to read register contents.");
351 ui_out_field_int (uiout
, NULL
, regnum
);
355 /* Else, list of register #s, just do listed regs */
356 for (i
= 0; i
< argc
; i
++)
358 regnum
= atoi (argv
[i
]);
362 && REGISTER_NAME (regnum
) != NULL
363 && *REGISTER_NAME (regnum
) != '\000')
365 changed
= register_changed_p (regnum
);
368 do_cleanups (cleanup
);
369 mi_error_message
= xstrprintf ("mi_cmd_data_list_register_change: Unable to read register contents.");
373 ui_out_field_int (uiout
, NULL
, regnum
);
377 do_cleanups (cleanup
);
378 mi_error_message
= xstrprintf ("bad register number");
382 do_cleanups (cleanup
);
387 register_changed_p (int regnum
)
389 gdb_byte raw_buffer
[MAX_REGISTER_SIZE
];
391 if (! frame_register_read (get_selected_frame (NULL
), regnum
, raw_buffer
))
394 if (memcmp (&old_regs
[DEPRECATED_REGISTER_BYTE (regnum
)], raw_buffer
,
395 register_size (current_gdbarch
, regnum
)) == 0)
398 /* Found a changed register. Return 1. */
400 memcpy (&old_regs
[DEPRECATED_REGISTER_BYTE (regnum
)], raw_buffer
,
401 register_size (current_gdbarch
, regnum
));
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. */
414 mi_cmd_data_list_register_values (char *command
, char **argv
, int argc
)
416 int regnum
, numregs
, format
, result
;
418 struct cleanup
*list_cleanup
, *tuple_cleanup
;
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. */
426 numregs
= NUM_REGS
+ NUM_PSEUDO_REGS
;
430 mi_error_message
= xstrprintf ("mi_cmd_data_list_register_values: Usage: -data-list-register-values <format> [<regnum1>...<regnumN>]");
434 format
= (int) argv
[0][0];
436 list_cleanup
= make_cleanup_ui_out_list_begin_end (uiout
, "register-values");
438 if (argc
== 1) /* No args, beside the format: do all the regs */
444 if (REGISTER_NAME (regnum
) == NULL
445 || *(REGISTER_NAME (regnum
)) == '\0')
447 tuple_cleanup
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
448 ui_out_field_int (uiout
, "number", regnum
);
449 result
= get_register (regnum
, format
);
452 do_cleanups (list_cleanup
);
455 do_cleanups (tuple_cleanup
);
459 /* Else, list of register #s, just do listed regs */
460 for (i
= 1; i
< argc
; i
++)
462 regnum
= atoi (argv
[i
]);
466 && REGISTER_NAME (regnum
) != NULL
467 && *REGISTER_NAME (regnum
) != '\000')
469 tuple_cleanup
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
470 ui_out_field_int (uiout
, "number", regnum
);
471 result
= get_register (regnum
, format
);
474 do_cleanups (list_cleanup
);
477 do_cleanups (tuple_cleanup
);
481 do_cleanups (list_cleanup
);
482 mi_error_message
= xstrprintf ("bad register number");
486 do_cleanups (list_cleanup
);
490 /* Output one register's contents in the desired format. */
492 get_register (int regnum
, int format
)
494 gdb_byte buffer
[MAX_REGISTER_SIZE
];
499 static struct ui_stream
*stb
= NULL
;
501 stb
= ui_out_stream_new (uiout
);
506 frame_register (get_selected_frame (NULL
), regnum
, &optim
, &lval
, &addr
,
511 mi_error_message
= xstrprintf ("Optimized out");
518 char *ptr
, buf
[1024];
522 for (j
= 0; j
< register_size (current_gdbarch
, regnum
); j
++)
524 int idx
= TARGET_BYTE_ORDER
== BFD_ENDIAN_BIG
? j
525 : register_size (current_gdbarch
, regnum
) - 1 - j
;
526 sprintf (ptr
, "%02x", (unsigned char) buffer
[idx
]);
529 ui_out_field_string (uiout
, "value", buf
);
530 /*fputs_filtered (buf, gdb_stdout); */
534 val_print (register_type (current_gdbarch
, regnum
), buffer
, 0, 0,
535 stb
->stream
, format
, 1, 0, Val_pretty_default
);
536 ui_out_field_stream (uiout
, "value", stb
);
537 ui_out_stream_delete (stb
);
542 /* Write given values into registers. The registers and values are
543 given as pairs. The corresponding MI command is
544 -data-write-register-values <format> [<regnum1> <value1>...<regnumN> <valueN>]*/
546 mi_cmd_data_write_register_values (char *command
, char **argv
, int argc
)
554 /* Note that the test for a valid register must include checking the
555 REGISTER_NAME because NUM_REGS may be allocated for the union of
556 the register sets within a family of related processors. In this
557 case, some entries of REGISTER_NAME will change depending upon
558 the particular processor being debugged. */
560 numregs
= NUM_REGS
+ NUM_PSEUDO_REGS
;
564 mi_error_message
= xstrprintf ("mi_cmd_data_write_register_values: Usage: -data-write-register-values <format> [<regnum1> <value1>...<regnumN> <valueN>]");
568 format
= (int) argv
[0][0];
570 if (!target_has_registers
)
572 mi_error_message
= xstrprintf ("mi_cmd_data_write_register_values: No registers.");
578 mi_error_message
= xstrprintf ("mi_cmd_data_write_register_values: No regs and values specified.");
584 mi_error_message
= xstrprintf ("mi_cmd_data_write_register_values: Regs and vals are not in pairs.");
588 for (i
= 1; i
< argc
; i
= i
+ 2)
590 regnum
= atoi (argv
[i
]);
594 && REGISTER_NAME (regnum
) != NULL
595 && *REGISTER_NAME (regnum
) != '\000')
598 struct cleanup
*old_chain
;
600 /* Get the value as a number */
601 value
= parse_and_eval_address (argv
[i
+ 1]);
602 /* Get the value into an array */
603 buffer
= xmalloc (DEPRECATED_REGISTER_SIZE
);
604 old_chain
= make_cleanup (xfree
, buffer
);
605 store_signed_integer (buffer
, DEPRECATED_REGISTER_SIZE
, value
);
607 deprecated_write_register_bytes (DEPRECATED_REGISTER_BYTE (regnum
), buffer
, register_size (current_gdbarch
, regnum
));
608 /* Free the buffer. */
609 do_cleanups (old_chain
);
613 mi_error_message
= xstrprintf ("bad register number");
621 /*This is commented out because we decided it was not useful. I leave
622 it, just in case. ezannoni:1999-12-08 */
624 /* Assign a value to a variable. The expression argument must be in
625 the form A=2 or "A = 2" (I.e. if there are spaces it needs to be
628 mi_cmd_data_assign (char *command
, char **argv
, int argc
)
630 struct expression
*expr
;
631 struct cleanup
*old_chain
;
635 mi_error_message
= xstrprintf ("mi_cmd_data_assign: Usage: -data-assign expression");
639 /* NOTE what follows is a clone of set_command(). FIXME: ezannoni
640 01-12-1999: Need to decide what to do with this for libgdb purposes. */
642 expr
= parse_expression (argv
[0]);
643 old_chain
= make_cleanup (free_current_contents
, &expr
);
644 evaluate_expression (expr
);
645 do_cleanups (old_chain
);
650 /* Evaluate the value of the argument. The argument is an
651 expression. If the expression contains spaces it needs to be
652 included in double quotes. */
654 mi_cmd_data_evaluate_expression (char *command
, char **argv
, int argc
)
656 struct expression
*expr
;
657 struct cleanup
*old_chain
= NULL
;
659 struct ui_stream
*stb
= NULL
;
661 stb
= ui_out_stream_new (uiout
);
665 mi_error_message
= xstrprintf ("mi_cmd_data_evaluate_expression: Usage: -data-evaluate-expression expression");
669 expr
= parse_expression (argv
[0]);
671 old_chain
= make_cleanup (free_current_contents
, &expr
);
673 val
= evaluate_expression (expr
);
675 /* Print the result of the expression evaluation. */
676 val_print (value_type (val
), value_contents (val
),
677 value_embedded_offset (val
), VALUE_ADDRESS (val
),
678 stb
->stream
, 0, 0, 0, 0);
680 ui_out_field_stream (uiout
, "value", stb
);
681 ui_out_stream_delete (stb
);
683 do_cleanups (old_chain
);
689 mi_cmd_target_download (char *args
, int from_tty
)
692 struct cleanup
*old_cleanups
= NULL
;
694 run
= xstrprintf ("load %s", args
);
695 old_cleanups
= make_cleanup (xfree
, run
);
696 execute_command (run
, from_tty
);
698 do_cleanups (old_cleanups
);
702 /* Connect to the remote target. */
704 mi_cmd_target_select (char *args
, int from_tty
)
707 struct cleanup
*old_cleanups
= NULL
;
709 run
= xstrprintf ("target %s", args
);
710 old_cleanups
= make_cleanup (xfree
, run
);
712 /* target-select is always synchronous. once the call has returned
713 we know that we are connected. */
714 /* NOTE: At present all targets that are connected are also
715 (implicitly) talking to a halted target. In the future this may
717 execute_command (run
, from_tty
);
719 do_cleanups (old_cleanups
);
721 /* Issue the completion message here. */
722 if (last_async_command
)
723 fputs_unfiltered (last_async_command
, raw_stdout
);
724 fputs_unfiltered ("^connected", raw_stdout
);
725 mi_out_put (uiout
, raw_stdout
);
726 mi_out_rewind (uiout
);
727 fputs_unfiltered ("\n", raw_stdout
);
728 do_exec_cleanups (ALL_CLEANUPS
);
734 ADDR: start address of data to be dumped.
735 WORD-FORMAT: a char indicating format for the ``word''. See
737 WORD-SIZE: size of each ``word''; 1,2,4, or 8 bytes
738 NR_ROW: Number of rows.
739 NR_COL: The number of colums (words per row).
740 ASCHAR: (OPTIONAL) Append an ascii character dump to each row. Use
741 ASCHAR for unprintable characters.
743 Reads SIZE*NR_ROW*NR_COL bytes starting at ADDR from memory and
744 displayes them. Returns:
746 {addr="...",rowN={wordN="..." ,... [,ascii="..."]}, ...}
749 The number of bytes read is SIZE*ROW*COL. */
752 mi_cmd_data_read_memory (char *command
, char **argv
, int argc
)
754 struct cleanup
*cleanups
= make_cleanup (null_cleanup
, NULL
);
760 struct type
*word_type
;
773 static struct mi_opt opts
[] =
775 {"o", OFFSET_OPT
, 1},
781 int opt
= mi_getopt ("mi_cmd_data_read_memory", argc
, argv
, opts
,
785 switch ((enum opt
) opt
)
788 offset
= atol (optarg
);
795 if (argc
< 5 || argc
> 6)
797 mi_error_message
= xstrprintf ("mi_cmd_data_read_memory: Usage: ADDR WORD-FORMAT WORD-SIZE NR-ROWS NR-COLS [ASCHAR].");
801 /* Extract all the arguments. */
803 /* Start address of the memory dump. */
804 addr
= parse_and_eval_address (argv
[0]) + offset
;
805 /* The format character to use when displaying a memory word. See
806 the ``x'' command. */
807 word_format
= argv
[1][0];
808 /* The size of the memory word. */
809 word_size
= atol (argv
[2]);
813 word_type
= builtin_type_int8
;
817 word_type
= builtin_type_int16
;
821 word_type
= builtin_type_int32
;
825 word_type
= builtin_type_int64
;
829 word_type
= builtin_type_int8
;
832 /* The number of rows */
833 nr_rows
= atol (argv
[3]);
836 mi_error_message
= xstrprintf ("mi_cmd_data_read_memory: invalid number of rows.");
839 /* number of bytes per row. */
840 nr_cols
= atol (argv
[4]);
843 mi_error_message
= xstrprintf ("mi_cmd_data_read_memory: invalid number of columns.");
846 /* The un-printable character when printing ascii. */
852 /* create a buffer and read it in. */
853 total_bytes
= word_size
* nr_rows
* nr_cols
;
854 mbuf
= xcalloc (total_bytes
, 1);
855 make_cleanup (xfree
, mbuf
);
857 nr_bytes
= target_read (¤t_target
, TARGET_OBJECT_MEMORY
, NULL
,
858 mbuf
, addr
, total_bytes
);
861 do_cleanups (cleanups
);
862 mi_error_message
= xstrdup ("Unable to read memory.");
866 /* output the header information. */
867 ui_out_field_core_addr (uiout
, "addr", addr
);
868 ui_out_field_int (uiout
, "nr-bytes", nr_bytes
);
869 ui_out_field_int (uiout
, "total-bytes", total_bytes
);
870 ui_out_field_core_addr (uiout
, "next-row", addr
+ word_size
* nr_cols
);
871 ui_out_field_core_addr (uiout
, "prev-row", addr
- word_size
* nr_cols
);
872 ui_out_field_core_addr (uiout
, "next-page", addr
+ total_bytes
);
873 ui_out_field_core_addr (uiout
, "prev-page", addr
- total_bytes
);
875 /* Build the result as a two dimentional table. */
877 struct ui_stream
*stream
= ui_out_stream_new (uiout
);
878 struct cleanup
*cleanup_list_memory
;
881 cleanup_list_memory
= make_cleanup_ui_out_list_begin_end (uiout
, "memory");
882 for (row
= 0, row_byte
= 0;
884 row
++, row_byte
+= nr_cols
* word_size
)
888 struct cleanup
*cleanup_tuple
;
889 struct cleanup
*cleanup_list_data
;
890 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
891 ui_out_field_core_addr (uiout
, "addr", addr
+ row_byte
);
892 /* ui_out_field_core_addr_symbolic (uiout, "saddr", addr + row_byte); */
893 cleanup_list_data
= make_cleanup_ui_out_list_begin_end (uiout
, "data");
894 for (col
= 0, col_byte
= row_byte
;
896 col
++, col_byte
+= word_size
)
898 if (col_byte
+ word_size
> nr_bytes
)
900 ui_out_field_string (uiout
, NULL
, "N/A");
904 ui_file_rewind (stream
->stream
);
905 print_scalar_formatted (mbuf
+ col_byte
, word_type
, word_format
,
906 word_asize
, stream
->stream
);
907 ui_out_field_stream (uiout
, NULL
, stream
);
910 do_cleanups (cleanup_list_data
);
914 ui_file_rewind (stream
->stream
);
915 for (byte
= row_byte
; byte
< row_byte
+ word_size
* nr_cols
; byte
++)
917 if (byte
>= nr_bytes
)
919 fputc_unfiltered ('X', stream
->stream
);
921 else if (mbuf
[byte
] < 32 || mbuf
[byte
] > 126)
923 fputc_unfiltered (aschar
, stream
->stream
);
926 fputc_unfiltered (mbuf
[byte
], stream
->stream
);
928 ui_out_field_stream (uiout
, "ascii", stream
);
930 do_cleanups (cleanup_tuple
);
932 ui_out_stream_delete (stream
);
933 do_cleanups (cleanup_list_memory
);
935 do_cleanups (cleanups
);
939 /* DATA-MEMORY-WRITE:
941 COLUMN_OFFSET: optional argument. Must be preceeded by '-o'. The
942 offset from the beginning of the memory grid row where the cell to
944 ADDR: start address of the row in the memory grid where the memory
945 cell is, if OFFSET_COLUMN is specified. Otherwise, the address of
946 the location to write to.
947 FORMAT: a char indicating format for the ``word''. See
949 WORD_SIZE: size of each ``word''; 1,2,4, or 8 bytes
950 VALUE: value to be written into the memory address.
952 Writes VALUE into ADDR + (COLUMN_OFFSET * WORD_SIZE).
956 mi_cmd_data_write_memory (char *command
, char **argv
, int argc
)
961 /* FIXME: ezannoni 2000-02-17 LONGEST could possibly not be big
962 enough when using a compiler other than GCC. */
965 struct cleanup
*old_chain
;
973 static struct mi_opt opts
[] =
975 {"o", OFFSET_OPT
, 1},
981 int opt
= mi_getopt ("mi_cmd_data_write_memory", argc
, argv
, opts
,
985 switch ((enum opt
) opt
)
988 offset
= atol (optarg
);
997 mi_error_message
= xstrprintf ("mi_cmd_data_write_memory: Usage: [-o COLUMN_OFFSET] ADDR FORMAT WORD-SIZE VALUE.");
1001 /* Extract all the arguments. */
1002 /* Start address of the memory dump. */
1003 addr
= parse_and_eval_address (argv
[0]);
1004 /* The format character to use when displaying a memory word. See
1005 the ``x'' command. */
1006 word_format
= argv
[1][0];
1007 /* The size of the memory word. */
1008 word_size
= atol (argv
[2]);
1010 /* Calculate the real address of the write destination. */
1011 addr
+= (offset
* word_size
);
1013 /* Get the value as a number */
1014 value
= parse_and_eval_address (argv
[3]);
1015 /* Get the value into an array */
1016 buffer
= xmalloc (word_size
);
1017 old_chain
= make_cleanup (xfree
, buffer
);
1018 store_signed_integer (buffer
, word_size
, value
);
1019 /* Write it down to memory */
1020 write_memory (addr
, buffer
, word_size
);
1021 /* Free the buffer. */
1022 do_cleanups (old_chain
);
1027 /* Execute a command within a safe environment.
1028 Return <0 for error; >=0 for ok.
1030 args->action will tell mi_execute_command what action
1031 to perfrom after the given command has executed (display/supress
1032 prompt, display error). */
1035 captured_mi_execute_command (struct ui_out
*uiout
, void *data
)
1037 struct captured_mi_execute_command_args
*args
=
1038 (struct captured_mi_execute_command_args
*) data
;
1039 struct mi_parse
*context
= args
->command
;
1041 switch (context
->op
)
1045 /* A MI command was read from the input stream */
1047 /* FIXME: gdb_???? */
1048 fprintf_unfiltered (raw_stdout
, " token=`%s' command=`%s' args=`%s'\n",
1049 context
->token
, context
->command
, context
->args
);
1050 /* FIXME: cagney/1999-09-25: Rather than this convoluted
1051 condition expression, each function should return an
1052 indication of what action is required and then switch on
1054 args
->action
= EXECUTE_COMMAND_DISPLAY_PROMPT
;
1055 args
->rc
= mi_cmd_execute (context
);
1057 if (!target_can_async_p () || !target_executing
)
1059 /* print the result if there were no errors
1061 Remember that on the way out of executing a command, you have
1062 to directly use the mi_interp's uiout, since the command could
1063 have reset the interpreter, in which case the current uiout
1064 will most likely crash in the mi_out_* routines. */
1065 if (args
->rc
== MI_CMD_DONE
)
1067 fputs_unfiltered (context
->token
, raw_stdout
);
1068 fputs_unfiltered ("^done", raw_stdout
);
1069 mi_out_put (uiout
, raw_stdout
);
1070 mi_out_rewind (uiout
);
1071 fputs_unfiltered ("\n", raw_stdout
);
1073 else if (args
->rc
== MI_CMD_ERROR
)
1075 if (mi_error_message
)
1077 fputs_unfiltered (context
->token
, raw_stdout
);
1078 fputs_unfiltered ("^error,msg=\"", raw_stdout
);
1079 fputstr_unfiltered (mi_error_message
, '"', raw_stdout
);
1080 xfree (mi_error_message
);
1081 fputs_unfiltered ("\"\n", raw_stdout
);
1083 mi_out_rewind (uiout
);
1086 mi_out_rewind (uiout
);
1088 else if (sync_execution
)
1090 /* Don't print the prompt. We are executing the target in
1091 synchronous mode. */
1092 args
->action
= EXECUTE_COMMAND_SUPRESS_PROMPT
;
1100 /* A CLI command was read from the input stream. */
1101 /* This "feature" will be removed as soon as we have a
1102 complete set of mi commands. */
1103 /* Echo the command on the console. */
1104 fprintf_unfiltered (gdb_stdlog
, "%s\n", context
->command
);
1105 /* Call the "console" interpreter. */
1106 argv
[0] = "console";
1107 argv
[1] = context
->command
;
1108 args
->rc
= mi_cmd_interpreter_exec ("-interpreter-exec", argv
, 2);
1110 /* If we changed interpreters, DON'T print out anything. */
1111 if (current_interp_named_p (INTERP_MI
)
1112 || current_interp_named_p (INTERP_MI1
)
1113 || current_interp_named_p (INTERP_MI2
)
1114 || current_interp_named_p (INTERP_MI3
))
1116 if (args
->rc
== MI_CMD_DONE
)
1118 fputs_unfiltered (context
->token
, raw_stdout
);
1119 fputs_unfiltered ("^done", raw_stdout
);
1120 mi_out_put (uiout
, raw_stdout
);
1121 mi_out_rewind (uiout
);
1122 fputs_unfiltered ("\n", raw_stdout
);
1123 args
->action
= EXECUTE_COMMAND_DISPLAY_PROMPT
;
1125 else if (args
->rc
== MI_CMD_ERROR
)
1127 if (mi_error_message
)
1129 fputs_unfiltered (context
->token
, raw_stdout
);
1130 fputs_unfiltered ("^error,msg=\"", raw_stdout
);
1131 fputstr_unfiltered (mi_error_message
, '"', raw_stdout
);
1132 xfree (mi_error_message
);
1133 fputs_unfiltered ("\"\n", raw_stdout
);
1135 mi_out_rewind (uiout
);
1138 mi_out_rewind (uiout
);
1150 mi_execute_command (char *cmd
, int from_tty
)
1152 struct mi_parse
*command
;
1153 struct captured_mi_execute_command_args args
;
1154 struct ui_out
*saved_uiout
= uiout
;
1156 /* This is to handle EOF (^D). We just quit gdb. */
1157 /* FIXME: we should call some API function here. */
1159 quit_force (NULL
, from_tty
);
1161 command
= mi_parse (cmd
);
1163 if (command
!= NULL
)
1165 struct gdb_exception result
;
1166 /* FIXME: cagney/1999-11-04: Can this use of catch_exceptions either
1167 be pushed even further down or even eliminated? */
1168 args
.command
= command
;
1169 result
= catch_exception (uiout
, captured_mi_execute_command
, &args
,
1171 exception_print (gdb_stderr
, result
);
1173 if (args
.action
== EXECUTE_COMMAND_SUPRESS_PROMPT
)
1175 /* The command is executing synchronously. Bail out early
1176 suppressing the finished prompt. */
1177 mi_parse_free (command
);
1180 if (result
.reason
< 0)
1182 /* The command execution failed and error() was called
1184 fputs_unfiltered (command
->token
, raw_stdout
);
1185 fputs_unfiltered ("^error,msg=\"", raw_stdout
);
1186 fputstr_unfiltered (result
.message
, '"', raw_stdout
);
1187 fputs_unfiltered ("\"\n", raw_stdout
);
1188 mi_out_rewind (uiout
);
1190 mi_parse_free (command
);
1193 fputs_unfiltered ("(gdb) \n", raw_stdout
);
1194 gdb_flush (raw_stdout
);
1195 /* print any buffered hook code */
1199 static enum mi_cmd_result
1200 mi_cmd_execute (struct mi_parse
*parse
)
1202 if (parse
->cmd
->argv_func
!= NULL
1203 || parse
->cmd
->args_func
!= NULL
)
1205 /* FIXME: We need to save the token because the command executed
1206 may be asynchronous and need to print the token again.
1207 In the future we can pass the token down to the func
1208 and get rid of the last_async_command */
1209 /* The problem here is to keep the token around when we launch
1210 the target, and we want to interrupt it later on. The
1211 interrupt command will have its own token, but when the
1212 target stops, we must display the token corresponding to the
1213 last execution command given. So we have another string where
1214 we copy the token (previous_async_command), if this was
1215 indeed the token of an execution command, and when we stop we
1216 print that one. This is possible because the interrupt
1217 command, when over, will copy that token back into the
1218 default token string (last_async_command). */
1220 if (target_executing
)
1222 if (!previous_async_command
)
1223 previous_async_command
= xstrdup (last_async_command
);
1224 if (strcmp (parse
->command
, "exec-interrupt"))
1226 fputs_unfiltered (parse
->token
, raw_stdout
);
1227 fputs_unfiltered ("^error,msg=\"", raw_stdout
);
1228 fputs_unfiltered ("Cannot execute command ", raw_stdout
);
1229 fputstr_unfiltered (parse
->command
, '"', raw_stdout
);
1230 fputs_unfiltered (" while target running", raw_stdout
);
1231 fputs_unfiltered ("\"\n", raw_stdout
);
1232 return MI_CMD_ERROR
;
1235 last_async_command
= xstrdup (parse
->token
);
1236 make_exec_cleanup (free_current_contents
, &last_async_command
);
1237 /* FIXME: DELETE THIS! */
1238 if (parse
->cmd
->args_func
!= NULL
)
1239 return parse
->cmd
->args_func (parse
->args
, 0 /*from_tty */ );
1240 return parse
->cmd
->argv_func (parse
->command
, parse
->argv
, parse
->argc
);
1242 else if (parse
->cmd
->cli
.cmd
!= 0)
1244 /* FIXME: DELETE THIS. */
1245 /* The operation is still implemented by a cli command */
1246 /* Must be a synchronous one */
1247 mi_execute_cli_command (parse
->cmd
->cli
.cmd
, parse
->cmd
->cli
.args_p
,
1253 /* FIXME: DELETE THIS. */
1254 fputs_unfiltered (parse
->token
, raw_stdout
);
1255 fputs_unfiltered ("^error,msg=\"", raw_stdout
);
1256 fputs_unfiltered ("Undefined mi command: ", raw_stdout
);
1257 fputstr_unfiltered (parse
->command
, '"', raw_stdout
);
1258 fputs_unfiltered (" (missing implementation)", raw_stdout
);
1259 fputs_unfiltered ("\"\n", raw_stdout
);
1260 return MI_CMD_ERROR
;
1264 /* FIXME: This is just a hack so we can get some extra commands going.
1265 We don't want to channel things through the CLI, but call libgdb directly */
1266 /* Use only for synchronous commands */
1269 mi_execute_cli_command (const char *cmd
, int args_p
, const char *args
)
1273 struct cleanup
*old_cleanups
;
1276 run
= xstrprintf ("%s %s", cmd
, args
);
1278 run
= xstrdup (cmd
);
1280 /* FIXME: gdb_???? */
1281 fprintf_unfiltered (gdb_stdout
, "cli=%s run=%s\n",
1283 old_cleanups
= make_cleanup (xfree
, run
);
1284 execute_command ( /*ui */ run
, 0 /*from_tty */ );
1285 do_cleanups (old_cleanups
);
1291 mi_execute_async_cli_command (char *mi
, char *args
, int from_tty
)
1293 struct cleanup
*old_cleanups
;
1297 if (target_can_async_p ())
1299 async_args
= (char *) xmalloc (strlen (args
) + 2);
1300 make_exec_cleanup (free
, async_args
);
1301 strcpy (async_args
, args
);
1302 strcat (async_args
, "&");
1303 run
= xstrprintf ("%s %s", mi
, async_args
);
1304 make_exec_cleanup (free
, run
);
1305 add_continuation (mi_exec_async_cli_cmd_continuation
, NULL
);
1306 old_cleanups
= NULL
;
1310 run
= xstrprintf ("%s %s", mi
, args
);
1311 old_cleanups
= make_cleanup (xfree
, run
);
1314 if (!target_can_async_p ())
1316 /* NOTE: For synchronous targets asynchronous behavour is faked by
1317 printing out the GDB prompt before we even try to execute the
1319 if (last_async_command
)
1320 fputs_unfiltered (last_async_command
, raw_stdout
);
1321 fputs_unfiltered ("^running\n", raw_stdout
);
1322 fputs_unfiltered ("(gdb) \n", raw_stdout
);
1323 gdb_flush (raw_stdout
);
1327 /* FIXME: cagney/1999-11-29: Printing this message before
1328 calling execute_command is wrong. It should only be printed
1329 once gdb has confirmed that it really has managed to send a
1330 run command to the target. */
1331 if (last_async_command
)
1332 fputs_unfiltered (last_async_command
, raw_stdout
);
1333 fputs_unfiltered ("^running\n", raw_stdout
);
1336 execute_command ( /*ui */ run
, 0 /*from_tty */ );
1338 if (!target_can_async_p ())
1340 /* Do this before doing any printing. It would appear that some
1341 print code leaves garbage around in the buffer. */
1342 do_cleanups (old_cleanups
);
1343 /* If the target was doing the operation synchronously we fake
1344 the stopped message. */
1345 if (last_async_command
)
1346 fputs_unfiltered (last_async_command
, raw_stdout
);
1347 fputs_unfiltered ("*stopped", raw_stdout
);
1348 mi_out_put (uiout
, raw_stdout
);
1349 mi_out_rewind (uiout
);
1350 fputs_unfiltered ("\n", raw_stdout
);
1351 return MI_CMD_QUIET
;
1357 mi_exec_async_cli_cmd_continuation (struct continuation_arg
*arg
)
1359 if (last_async_command
)
1360 fputs_unfiltered (last_async_command
, raw_stdout
);
1361 fputs_unfiltered ("*stopped", raw_stdout
);
1362 mi_out_put (uiout
, raw_stdout
);
1363 fputs_unfiltered ("\n", raw_stdout
);
1364 fputs_unfiltered ("(gdb) \n", raw_stdout
);
1365 gdb_flush (raw_stdout
);
1366 do_exec_cleanups (ALL_CLEANUPS
);
1370 mi_load_progress (const char *section_name
,
1371 unsigned long sent_so_far
,
1372 unsigned long total_section
,
1373 unsigned long total_sent
,
1374 unsigned long grand_total
)
1376 struct timeval time_now
, delta
, update_threshold
;
1377 static struct timeval last_update
;
1378 static char *previous_sect_name
= NULL
;
1380 struct ui_out
*saved_uiout
;
1382 /* This function is called through deprecated_show_load_progress
1383 which means uiout may not be correct. Fix it for the duration
1384 of this function. */
1385 saved_uiout
= uiout
;
1387 if (current_interp_named_p (INTERP_MI
))
1388 uiout
= mi_out_new (2);
1389 else if (current_interp_named_p (INTERP_MI1
))
1390 uiout
= mi_out_new (1);
1394 update_threshold
.tv_sec
= 0;
1395 update_threshold
.tv_usec
= 500000;
1396 gettimeofday (&time_now
, NULL
);
1398 delta
.tv_usec
= time_now
.tv_usec
- last_update
.tv_usec
;
1399 delta
.tv_sec
= time_now
.tv_sec
- last_update
.tv_sec
;
1401 if (delta
.tv_usec
< 0)
1404 delta
.tv_usec
+= 1000000;
1407 new_section
= (previous_sect_name
?
1408 strcmp (previous_sect_name
, section_name
) : 1);
1411 struct cleanup
*cleanup_tuple
;
1412 xfree (previous_sect_name
);
1413 previous_sect_name
= xstrdup (section_name
);
1415 if (last_async_command
)
1416 fputs_unfiltered (last_async_command
, raw_stdout
);
1417 fputs_unfiltered ("+download", raw_stdout
);
1418 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1419 ui_out_field_string (uiout
, "section", section_name
);
1420 ui_out_field_int (uiout
, "section-size", total_section
);
1421 ui_out_field_int (uiout
, "total-size", grand_total
);
1422 do_cleanups (cleanup_tuple
);
1423 mi_out_put (uiout
, raw_stdout
);
1424 fputs_unfiltered ("\n", raw_stdout
);
1425 gdb_flush (raw_stdout
);
1428 if (delta
.tv_sec
>= update_threshold
.tv_sec
&&
1429 delta
.tv_usec
>= update_threshold
.tv_usec
)
1431 struct cleanup
*cleanup_tuple
;
1432 last_update
.tv_sec
= time_now
.tv_sec
;
1433 last_update
.tv_usec
= time_now
.tv_usec
;
1434 if (last_async_command
)
1435 fputs_unfiltered (last_async_command
, raw_stdout
);
1436 fputs_unfiltered ("+download", raw_stdout
);
1437 cleanup_tuple
= make_cleanup_ui_out_tuple_begin_end (uiout
, NULL
);
1438 ui_out_field_string (uiout
, "section", section_name
);
1439 ui_out_field_int (uiout
, "section-sent", sent_so_far
);
1440 ui_out_field_int (uiout
, "section-size", total_section
);
1441 ui_out_field_int (uiout
, "total-sent", total_sent
);
1442 ui_out_field_int (uiout
, "total-size", grand_total
);
1443 do_cleanups (cleanup_tuple
);
1444 mi_out_put (uiout
, raw_stdout
);
1445 fputs_unfiltered ("\n", raw_stdout
);
1446 gdb_flush (raw_stdout
);
1450 uiout
= saved_uiout
;
1454 mi_setup_architecture_data (void)
1456 old_regs
= xmalloc ((NUM_REGS
+ NUM_PSEUDO_REGS
) * MAX_REGISTER_SIZE
+ 1);
1457 memset (old_regs
, 0, (NUM_REGS
+ NUM_PSEUDO_REGS
) * MAX_REGISTER_SIZE
+ 1);
1461 _initialize_mi_main (void)
1463 DEPRECATED_REGISTER_GDBARCH_SWAP (old_regs
);
1464 deprecated_register_gdbarch_swap (NULL
, 0, mi_setup_architecture_data
);