* symfile.c (alloc_section_addr_info): Update header. Don't set
[deliverable/binutils-gdb.git] / gdb / maint.c
CommitLineData
c906108c 1/* Support for GDB maintenance commands.
c6f0559b 2
28e7fd62 3 Copyright (C) 1992-2013 Free Software Foundation, Inc.
c6f0559b 4
c906108c
SS
5 Written by Fred Fish at Cygnus Support.
6
c5aa993b 7 This file is part of GDB.
c906108c 8
c5aa993b
JM
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
a9762ec7 11 the Free Software Foundation; either version 3 of the License, or
c5aa993b 12 (at your option) any later version.
c906108c 13
c5aa993b
JM
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
c906108c 18
c5aa993b 19 You should have received a copy of the GNU General Public License
a9762ec7 20 along with this program. If not, see <http://www.gnu.org/licenses/>. */
c906108c
SS
21
22
23#include "defs.h"
e17c207e 24#include "arch-utils.h"
c906108c
SS
25#include <ctype.h>
26#include <signal.h>
27#include "command.h"
28#include "gdbcmd.h"
29#include "symtab.h"
30#include "gdbtypes.h"
31#include "demangle.h"
32#include "gdbcore.h"
c5aa993b 33#include "expression.h" /* For language.h */
c906108c
SS
34#include "language.h"
35#include "symfile.h"
36#include "objfiles.h"
37#include "value.h"
c14c28ba 38#include "gdb_assert.h"
c906108c 39
18a642a1 40#include "cli/cli-decode.h"
529480d0 41#include "cli/cli-utils.h"
18a642a1 42
a14ed312 43extern void _initialize_maint_cmds (void);
392a587b 44
a14ed312 45static void maintenance_command (char *, int);
c906108c 46
a14ed312 47static void maintenance_internal_error (char *args, int from_tty);
7be570e7 48
a14ed312 49static void maintenance_demangle (char *, int);
c906108c 50
a14ed312 51static void maintenance_time_display (char *, int);
c906108c 52
a14ed312 53static void maintenance_space_display (char *, int);
c906108c 54
a14ed312 55static void maintenance_info_command (char *, int);
c906108c 56
a14ed312 57static void maintenance_info_sections (char *, int);
c906108c 58
a14ed312 59static void maintenance_print_command (char *, int);
c906108c 60
1c689132
DB
61static void maintenance_do_deprecate (char *, int);
62
c906108c
SS
63/* Set this to the maximum number of seconds to wait instead of waiting forever
64 in target_wait(). If this timer times out, then it generates an error and
65 the command is aborted. This replaces most of the need for timeouts in the
66 GDB test suite, and makes it possible to distinguish between a hung target
67 and one with slow communications. */
68
69int watchdog = 0;
920d2a44
AC
70static void
71show_watchdog (struct ui_file *file, int from_tty,
72 struct cmd_list_element *c, const char *value)
73{
74 fprintf_filtered (file, _("Watchdog timer is %s.\n"), value);
75}
c906108c 76
7f86f058 77/* Access the maintenance subcommands. */
c906108c
SS
78
79static void
fba45db2 80maintenance_command (char *args, int from_tty)
c906108c 81{
3e43a32a
MS
82 printf_unfiltered (_("\"maintenance\" must be followed by "
83 "the name of a maintenance command.\n"));
c906108c
SS
84 help_list (maintenancelist, "maintenance ", -1, gdb_stdout);
85}
86
87#ifndef _WIN32
c906108c 88static void
fba45db2 89maintenance_dump_me (char *args, int from_tty)
c906108c 90{
9e2f0ad4 91 if (query (_("Should GDB dump core? ")))
c906108c 92 {
7be570e7
JM
93#ifdef __DJGPP__
94 /* SIGQUIT by default is ignored, so use SIGABRT instead. */
95 signal (SIGABRT, SIG_DFL);
96 kill (getpid (), SIGABRT);
97#else
c906108c
SS
98 signal (SIGQUIT, SIG_DFL);
99 kill (getpid (), SIGQUIT);
7be570e7 100#endif
c906108c
SS
101 }
102}
103#endif
104
7be570e7
JM
105/* Stimulate the internal error mechanism that GDB uses when an
106 internal problem is detected. Allows testing of the mechanism.
107 Also useful when the user wants to drop a core file but not exit
025bb325 108 GDB. */
7be570e7
JM
109
110static void
111maintenance_internal_error (char *args, int from_tty)
112{
dec43320
AC
113 internal_error (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
114}
115
116/* Stimulate the internal error mechanism that GDB uses when an
117 internal problem is detected. Allows testing of the mechanism.
118 Also useful when the user wants to drop a core file but not exit
025bb325 119 GDB. */
dec43320
AC
120
121static void
122maintenance_internal_warning (char *args, int from_tty)
123{
124 internal_warning (__FILE__, __LINE__, "%s", (args == NULL ? "" : args));
7be570e7
JM
125}
126
33f91161
AC
127/* Someday we should allow demangling for things other than just
128 explicit strings. For example, we might want to be able to specify
129 the address of a string in either GDB's process space or the
130 debuggee's process space, and have gdb fetch and demangle that
131 string. If we have a char* pointer "ptr" that points to a string,
132 we might want to be able to given just the name and have GDB
025bb325 133 demangle and print what it points to, etc. (FIXME) */
c906108c
SS
134
135static void
fba45db2 136maintenance_demangle (char *args, int from_tty)
c906108c
SS
137{
138 char *demangled;
139
140 if (args == NULL || *args == '\0')
141 {
3e43a32a
MS
142 printf_unfiltered (_("\"maintenance demangle\" takes "
143 "an argument to demangle.\n"));
c906108c
SS
144 }
145 else
146 {
9a3d7dfd
AF
147 demangled = language_demangle (current_language, args,
148 DMGL_ANSI | DMGL_PARAMS);
c906108c
SS
149 if (demangled != NULL)
150 {
151 printf_unfiltered ("%s\n", demangled);
b8c9b27d 152 xfree (demangled);
c906108c
SS
153 }
154 else
155 {
a3f17187 156 printf_unfiltered (_("Can't demangle \"%s\"\n"), args);
c906108c
SS
157 }
158 }
159}
160
161static void
fba45db2 162maintenance_time_display (char *args, int from_tty)
c906108c 163{
c906108c 164 if (args == NULL || *args == '\0')
a3f17187 165 printf_unfiltered (_("\"maintenance time\" takes a numeric argument.\n"));
c906108c 166 else
0f3bb72e 167 set_display_time (strtol (args, NULL, 10));
c906108c
SS
168}
169
170static void
fba45db2 171maintenance_space_display (char *args, int from_tty)
c906108c 172{
c906108c
SS
173 if (args == NULL || *args == '\0')
174 printf_unfiltered ("\"maintenance space\" takes a numeric argument.\n");
175 else
0f3bb72e 176 set_display_space (strtol (args, NULL, 10));
c906108c
SS
177}
178
33f91161
AC
179/* The "maintenance info" command is defined as a prefix, with
180 allow_unknown 0. Therefore, its own definition is called only for
181 "maintenance info" with no args. */
c906108c 182
c906108c 183static void
fba45db2 184maintenance_info_command (char *arg, int from_tty)
c906108c 185{
3e43a32a
MS
186 printf_unfiltered (_("\"maintenance info\" must be followed "
187 "by the name of an info command.\n"));
c906108c
SS
188 help_list (maintenanceinfolist, "maintenance info ", -1, gdb_stdout);
189}
190
a532ca62
MS
191/* Mini tokenizing lexer for 'maint info sections' command. */
192
193static int
473e38f3 194match_substring (const char *string, const char *substr)
a532ca62
MS
195{
196 int substr_len = strlen(substr);
473e38f3 197 const char *tok;
a532ca62
MS
198
199 while ((tok = strstr (string, substr)) != NULL)
200 {
025bb325 201 /* Got a partial match. Is it a whole word? */
b01d807c
MS
202 if (tok == string
203 || tok[-1] == ' '
204 || tok[-1] == '\t')
a532ca62 205 {
025bb325 206 /* Token is delimited at the front... */
b01d807c
MS
207 if (tok[substr_len] == ' '
208 || tok[substr_len] == '\t'
209 || tok[substr_len] == '\0')
a532ca62
MS
210 {
211 /* Token is delimited at the rear. Got a whole-word match. */
212 return 1;
213 }
214 }
215 /* Token didn't match as a whole word. Advance and try again. */
216 string = tok + 1;
217 }
218 return 0;
219}
220
43155bc1
MS
221static int
222match_bfd_flags (char *string, flagword flags)
c906108c 223{
43155bc1 224 if (flags & SEC_ALLOC)
a532ca62 225 if (match_substring (string, "ALLOC"))
43155bc1
MS
226 return 1;
227 if (flags & SEC_LOAD)
a532ca62 228 if (match_substring (string, "LOAD"))
43155bc1
MS
229 return 1;
230 if (flags & SEC_RELOC)
a532ca62 231 if (match_substring (string, "RELOC"))
43155bc1
MS
232 return 1;
233 if (flags & SEC_READONLY)
a532ca62 234 if (match_substring (string, "READONLY"))
43155bc1
MS
235 return 1;
236 if (flags & SEC_CODE)
a532ca62 237 if (match_substring (string, "CODE"))
43155bc1
MS
238 return 1;
239 if (flags & SEC_DATA)
a532ca62 240 if (match_substring (string, "DATA"))
43155bc1
MS
241 return 1;
242 if (flags & SEC_ROM)
a532ca62 243 if (match_substring (string, "ROM"))
43155bc1
MS
244 return 1;
245 if (flags & SEC_CONSTRUCTOR)
a532ca62 246 if (match_substring (string, "CONSTRUCTOR"))
43155bc1
MS
247 return 1;
248 if (flags & SEC_HAS_CONTENTS)
a532ca62 249 if (match_substring (string, "HAS_CONTENTS"))
43155bc1
MS
250 return 1;
251 if (flags & SEC_NEVER_LOAD)
a532ca62 252 if (match_substring (string, "NEVER_LOAD"))
43155bc1
MS
253 return 1;
254 if (flags & SEC_COFF_SHARED_LIBRARY)
a532ca62 255 if (match_substring (string, "COFF_SHARED_LIBRARY"))
43155bc1
MS
256 return 1;
257 if (flags & SEC_IS_COMMON)
a532ca62 258 if (match_substring (string, "IS_COMMON"))
43155bc1 259 return 1;
c906108c 260
43155bc1
MS
261 return 0;
262}
c906108c 263
43155bc1
MS
264static void
265print_bfd_flags (flagword flags)
266{
c906108c
SS
267 if (flags & SEC_ALLOC)
268 printf_filtered (" ALLOC");
269 if (flags & SEC_LOAD)
270 printf_filtered (" LOAD");
271 if (flags & SEC_RELOC)
272 printf_filtered (" RELOC");
273 if (flags & SEC_READONLY)
274 printf_filtered (" READONLY");
275 if (flags & SEC_CODE)
276 printf_filtered (" CODE");
277 if (flags & SEC_DATA)
278 printf_filtered (" DATA");
279 if (flags & SEC_ROM)
280 printf_filtered (" ROM");
281 if (flags & SEC_CONSTRUCTOR)
282 printf_filtered (" CONSTRUCTOR");
283 if (flags & SEC_HAS_CONTENTS)
284 printf_filtered (" HAS_CONTENTS");
285 if (flags & SEC_NEVER_LOAD)
286 printf_filtered (" NEVER_LOAD");
287 if (flags & SEC_COFF_SHARED_LIBRARY)
288 printf_filtered (" COFF_SHARED_LIBRARY");
289 if (flags & SEC_IS_COMMON)
290 printf_filtered (" IS_COMMON");
43155bc1
MS
291}
292
293static void
67a2b77e
AC
294maint_print_section_info (const char *name, flagword flags,
295 CORE_ADDR addr, CORE_ADDR endaddr,
5af949e3 296 unsigned long filepos, int addr_size)
43155bc1 297{
5af949e3
UW
298 printf_filtered (" %s", hex_string_custom (addr, addr_size));
299 printf_filtered ("->%s", hex_string_custom (endaddr, addr_size));
3ab13650 300 printf_filtered (" at %s",
bb599908 301 hex_string_custom ((unsigned long) filepos, 8));
e3d3bfda
MS
302 printf_filtered (": %s", name);
303 print_bfd_flags (flags);
304 printf_filtered ("\n");
305}
c906108c 306
e3d3bfda
MS
307static void
308print_bfd_section_info (bfd *abfd,
309 asection *asect,
310 void *arg)
311{
312 flagword flags = bfd_get_section_flags (abfd, asect);
313 const char *name = bfd_section_name (abfd, asect);
314
b01d807c
MS
315 if (arg == NULL || *((char *) arg) == '\0'
316 || match_substring ((char *) arg, name)
317 || match_bfd_flags ((char *) arg, flags))
e3d3bfda 318 {
5af949e3
UW
319 struct gdbarch *gdbarch = gdbarch_from_bfd (abfd);
320 int addr_size = gdbarch_addr_bit (gdbarch) / 8;
e3d3bfda
MS
321 CORE_ADDR addr, endaddr;
322
323 addr = bfd_section_vma (abfd, asect);
324 endaddr = addr + bfd_section_size (abfd, asect);
5af949e3
UW
325 maint_print_section_info (name, flags, addr, endaddr,
326 asect->filepos, addr_size);
e3d3bfda
MS
327 }
328}
329
330static void
331print_objfile_section_info (bfd *abfd,
332 struct obj_section *asect,
333 char *string)
334{
335 flagword flags = bfd_get_section_flags (abfd, asect->the_bfd_section);
336 const char *name = bfd_section_name (abfd, asect->the_bfd_section);
43155bc1 337
b01d807c
MS
338 if (string == NULL || *string == '\0'
339 || match_substring (string, name)
340 || match_bfd_flags (string, flags))
43155bc1 341 {
5af949e3
UW
342 struct gdbarch *gdbarch = gdbarch_from_bfd (abfd);
343 int addr_size = gdbarch_addr_bit (gdbarch) / 8;
b8d56208 344
f1f6aadf
PA
345 maint_print_section_info (name, flags,
346 obj_section_addr (asect),
347 obj_section_endaddr (asect),
5af949e3
UW
348 asect->the_bfd_section->filepos,
349 addr_size);
43155bc1 350 }
c906108c
SS
351}
352
c906108c 353static void
fba45db2 354maintenance_info_sections (char *arg, int from_tty)
c906108c
SS
355{
356 if (exec_bfd)
357 {
a3f17187 358 printf_filtered (_("Exec file:\n"));
c5aa993b 359 printf_filtered (" `%s', ", bfd_get_filename (exec_bfd));
c906108c 360 wrap_here (" ");
a3f17187 361 printf_filtered (_("file type %s.\n"), bfd_get_target (exec_bfd));
a532ca62 362 if (arg && *arg && match_substring (arg, "ALLOBJ"))
e3d3bfda
MS
363 {
364 struct objfile *ofile;
365 struct obj_section *osect;
366
367 /* Only this function cares about the 'ALLOBJ' argument;
368 if 'ALLOBJ' is the only argument, discard it rather than
369 passing it down to print_objfile_section_info (which
370 wouldn't know how to handle it). */
371 if (strcmp (arg, "ALLOBJ") == 0)
372 arg = NULL;
373
374 ALL_OBJFILES (ofile)
375 {
a3f17187 376 printf_filtered (_(" Object file: %s\n"),
e3d3bfda
MS
377 bfd_get_filename (ofile->obfd));
378 ALL_OBJFILE_OSECTIONS (ofile, osect)
379 {
380 print_objfile_section_info (ofile->obfd, osect, arg);
381 }
382 }
383 }
384 else
385 bfd_map_over_sections (exec_bfd, print_bfd_section_info, arg);
c906108c
SS
386 }
387
388 if (core_bfd)
389 {
a3f17187 390 printf_filtered (_("Core file:\n"));
c5aa993b 391 printf_filtered (" `%s', ", bfd_get_filename (core_bfd));
c906108c 392 wrap_here (" ");
a3f17187 393 printf_filtered (_("file type %s.\n"), bfd_get_target (core_bfd));
e3d3bfda 394 bfd_map_over_sections (core_bfd, print_bfd_section_info, arg);
c906108c
SS
395 }
396}
397
025cfdb2 398static void
fba45db2 399maintenance_print_statistics (char *args, int from_tty)
c906108c
SS
400{
401 print_objfile_statistics ();
402 print_symbol_bcache_statistics ();
403}
404
b9362cc7 405static void
4b9b3959
AC
406maintenance_print_architecture (char *args, int from_tty)
407{
e17c207e
UW
408 struct gdbarch *gdbarch = get_current_arch ();
409
4b9b3959 410 if (args == NULL)
e17c207e 411 gdbarch_dump (gdbarch, gdb_stdout);
4b9b3959
AC
412 else
413 {
724b958c 414 struct cleanup *cleanups;
4b9b3959 415 struct ui_file *file = gdb_fopen (args, "w");
b8d56208 416
4b9b3959 417 if (file == NULL)
e2e0b3e5 418 perror_with_name (_("maintenance print architecture"));
724b958c 419 cleanups = make_cleanup_ui_file_delete (file);
e17c207e 420 gdbarch_dump (gdbarch, file);
724b958c 421 do_cleanups (cleanups);
4b9b3959
AC
422 }
423}
424
33f91161
AC
425/* The "maintenance print" command is defined as a prefix, with
426 allow_unknown 0. Therefore, its own definition is called only for
427 "maintenance print" with no args. */
c906108c 428
c906108c 429static void
fba45db2 430maintenance_print_command (char *arg, int from_tty)
c906108c 431{
3e43a32a
MS
432 printf_unfiltered (_("\"maintenance print\" must be followed "
433 "by the name of a print command.\n"));
c906108c
SS
434 help_list (maintenanceprintlist, "maintenance print ", -1, gdb_stdout);
435}
436
437/* The "maintenance translate-address" command converts a section and address
438 to a symbol. This can be called in two ways:
c5aa993b 439 maintenance translate-address <secname> <addr>
025bb325 440 or maintenance translate-address <addr>. */
c906108c
SS
441
442static void
fba45db2 443maintenance_translate_address (char *arg, int from_tty)
c906108c
SS
444{
445 CORE_ADDR address;
714835d5 446 struct obj_section *sect;
c906108c
SS
447 char *p;
448 struct minimal_symbol *sym;
449 struct objfile *objfile;
450
451 if (arg == NULL || *arg == 0)
8a3fe4f8 452 error (_("requires argument (address or section + address)"));
c906108c
SS
453
454 sect = NULL;
455 p = arg;
456
457 if (!isdigit (*p))
025bb325
MS
458 { /* See if we have a valid section name. */
459 while (*p && !isspace (*p)) /* Find end of section name. */
c906108c 460 p++;
025bb325 461 if (*p == '\000') /* End of command? */
8a3fe4f8 462 error (_("Need to specify <section-name> and <address>"));
c906108c 463 *p++ = '\000';
529480d0 464 p = skip_spaces (p);
c906108c 465
714835d5 466 ALL_OBJSECTIONS (objfile, sect)
c5aa993b 467 {
714835d5 468 if (strcmp (sect->the_bfd_section->name, arg) == 0)
c5aa993b
JM
469 break;
470 }
c906108c 471
15c99a44 472 if (!objfile)
8a3fe4f8 473 error (_("Unknown section %s."), arg);
c906108c
SS
474 }
475
476 address = parse_and_eval_address (p);
477
478 if (sect)
479 sym = lookup_minimal_symbol_by_pc_section (address, sect);
480 else
481 sym = lookup_minimal_symbol_by_pc (address);
482
483 if (sym)
c14c28ba
PP
484 {
485 const char *symbol_name = SYMBOL_PRINT_NAME (sym);
3e43a32a
MS
486 const char *symbol_offset
487 = pulongest (address - SYMBOL_VALUE_ADDRESS (sym));
c14c28ba
PP
488
489 sect = SYMBOL_OBJ_SECTION(sym);
490 if (sect != NULL)
491 {
492 const char *section_name;
493 const char *obj_name;
494
495 gdb_assert (sect->the_bfd_section && sect->the_bfd_section->name);
496 section_name = sect->the_bfd_section->name;
497
498 gdb_assert (sect->objfile && sect->objfile->name);
499 obj_name = sect->objfile->name;
500
501 if (MULTI_OBJFILE_P ())
502 printf_filtered (_("%s + %s in section %s of %s\n"),
3e43a32a
MS
503 symbol_name, symbol_offset,
504 section_name, obj_name);
c14c28ba
PP
505 else
506 printf_filtered (_("%s + %s in section %s\n"),
507 symbol_name, symbol_offset, section_name);
508 }
509 else
510 printf_filtered (_("%s + %s\n"), symbol_name, symbol_offset);
511 }
c906108c 512 else if (sect)
5af949e3
UW
513 printf_filtered (_("no symbol at %s:%s\n"),
514 sect->the_bfd_section->name, hex_string (address));
c906108c 515 else
5af949e3 516 printf_filtered (_("no symbol at %s\n"), hex_string (address));
c906108c
SS
517
518 return;
519}
520
56382845 521
c114dcd5 522/* When a command is deprecated the user will be warned the first time
33f91161 523 the command is used. If possible, a replacement will be
025bb325 524 offered. */
56382845
FN
525
526static void
527maintenance_deprecate (char *args, int from_tty)
528{
529 if (args == NULL || *args == '\0')
530 {
cce7e648
PA
531 printf_unfiltered (_("\"maintenance deprecate\" takes an argument,\n\
532the command you want to deprecate, and optionally the replacement command\n\
a3f17187 533enclosed in quotes.\n"));
56382845 534 }
33f91161 535
56382845
FN
536 maintenance_do_deprecate (args, 1);
537
538}
539
540
541static void
542maintenance_undeprecate (char *args, int from_tty)
543{
544 if (args == NULL || *args == '\0')
545 {
a3f17187
AC
546 printf_unfiltered (_("\"maintenance undeprecate\" takes an argument, \n\
547the command you want to undeprecate.\n"));
56382845 548 }
33f91161 549
56382845 550 maintenance_do_deprecate (args, 0);
33f91161 551
56382845
FN
552}
553
025bb325 554/* You really shouldn't be using this. It is just for the testsuite.
33f91161
AC
555 Rather, you should use deprecate_cmd() when the command is created
556 in _initialize_blah().
557
558 This function deprecates a command and optionally assigns it a
559 replacement. */
560
8399535b 561static void
33f91161
AC
562maintenance_do_deprecate (char *text, int deprecate)
563{
33f91161
AC
564 struct cmd_list_element *alias = NULL;
565 struct cmd_list_element *prefix_cmd = NULL;
566 struct cmd_list_element *cmd = NULL;
567
568 char *start_ptr = NULL;
569 char *end_ptr = NULL;
56382845 570 int len;
33f91161
AC
571 char *replacement = NULL;
572
1c689132
DB
573 if (text == NULL)
574 return;
56382845 575
33f91161
AC
576 if (!lookup_cmd_composition (text, &alias, &prefix_cmd, &cmd))
577 {
a3f17187 578 printf_filtered (_("Can't find command '%s' to deprecate.\n"), text);
33f91161
AC
579 return;
580 }
56382845 581
56382845
FN
582 if (deprecate)
583 {
025bb325 584 /* Look for a replacement command. */
80ce1ecb
AC
585 start_ptr = strchr (text, '\"');
586 if (start_ptr != NULL)
33f91161
AC
587 {
588 start_ptr++;
80ce1ecb
AC
589 end_ptr = strrchr (start_ptr, '\"');
590 if (end_ptr != NULL)
33f91161
AC
591 {
592 len = end_ptr - start_ptr;
593 start_ptr[len] = '\0';
594 replacement = xstrdup (start_ptr);
595 }
596 }
56382845 597 }
33f91161 598
56382845
FN
599 if (!start_ptr || !end_ptr)
600 replacement = NULL;
33f91161
AC
601
602
56382845 603 /* If they used an alias, we only want to deprecate the alias.
33f91161 604
56382845
FN
605 Note the MALLOCED_REPLACEMENT test. If the command's replacement
606 string was allocated at compile time we don't want to free the
025bb325 607 memory. */
56382845
FN
608 if (alias)
609 {
56382845 610 if (alias->flags & MALLOCED_REPLACEMENT)
b8c9b27d 611 xfree (alias->replacement);
33f91161 612
56382845 613 if (deprecate)
33f91161 614 alias->flags |= (DEPRECATED_WARN_USER | CMD_DEPRECATED);
56382845 615 else
33f91161
AC
616 alias->flags &= ~(DEPRECATED_WARN_USER | CMD_DEPRECATED);
617 alias->replacement = replacement;
56382845
FN
618 alias->flags |= MALLOCED_REPLACEMENT;
619 return;
620 }
621 else if (cmd)
622 {
623 if (cmd->flags & MALLOCED_REPLACEMENT)
b8c9b27d 624 xfree (cmd->replacement);
56382845
FN
625
626 if (deprecate)
33f91161 627 cmd->flags |= (DEPRECATED_WARN_USER | CMD_DEPRECATED);
56382845 628 else
33f91161
AC
629 cmd->flags &= ~(DEPRECATED_WARN_USER | CMD_DEPRECATED);
630 cmd->replacement = replacement;
56382845
FN
631 cmd->flags |= MALLOCED_REPLACEMENT;
632 return;
633 }
240f9570 634 xfree (replacement);
56382845
FN
635}
636
4f337972
AC
637/* Maintenance set/show framework. */
638
ae038cb0
DJ
639struct cmd_list_element *maintenance_set_cmdlist;
640struct cmd_list_element *maintenance_show_cmdlist;
4f337972
AC
641
642static void
643maintenance_set_cmd (char *args, int from_tty)
644{
3e43a32a
MS
645 printf_unfiltered (_("\"maintenance set\" must be followed "
646 "by the name of a set command.\n"));
4f337972
AC
647 help_list (maintenance_set_cmdlist, "maintenance set ", -1, gdb_stdout);
648}
649
650static void
651maintenance_show_cmd (char *args, int from_tty)
652{
653 cmd_show_list (maintenance_show_cmdlist, from_tty, "");
654}
655
4f337972
AC
656/* Profiling support. */
657
658static int maintenance_profile_p;
920d2a44
AC
659static void
660show_maintenance_profile_p (struct ui_file *file, int from_tty,
661 struct cmd_list_element *c, const char *value)
662{
663 fprintf_filtered (file, _("Internal profiling is %s.\n"), value);
664}
d9feb4e7 665
b0b1c2c0
MK
666#ifdef HAVE__ETEXT
667extern char _etext;
668#define TEXTEND &_etext
01fe12f6 669#elif defined (HAVE_ETEXT)
b0b1c2c0
MK
670extern char etext;
671#define TEXTEND &etext
672#endif
673
01fe12f6
JB
674#if defined (HAVE_MONSTARTUP) && defined (HAVE__MCLEANUP) && defined (TEXTEND)
675
d28f9cdf
DJ
676static int profiling_state;
677
678static void
679mcleanup_wrapper (void)
680{
681 extern void _mcleanup (void);
682
683 if (profiling_state)
684 _mcleanup ();
685}
4f337972
AC
686
687static void
3e43a32a
MS
688maintenance_set_profile_cmd (char *args, int from_tty,
689 struct cmd_list_element *c)
4f337972 690{
d28f9cdf
DJ
691 if (maintenance_profile_p == profiling_state)
692 return;
693
694 profiling_state = maintenance_profile_p;
695
696 if (maintenance_profile_p)
697 {
698 static int profiling_initialized;
699
700 extern void monstartup (unsigned long, unsigned long);
d28f9cdf
DJ
701 extern int main();
702
703 if (!profiling_initialized)
704 {
705 atexit (mcleanup_wrapper);
706 profiling_initialized = 1;
707 }
708
709 /* "main" is now always the first function in the text segment, so use
710 its address for monstartup. */
b0b1c2c0 711 monstartup ((unsigned long) &main, (unsigned long) TEXTEND);
d28f9cdf
DJ
712 }
713 else
714 {
715 extern void _mcleanup (void);
b8d56208 716
d28f9cdf
DJ
717 _mcleanup ();
718 }
4f337972 719}
d9feb4e7
DJ
720#else
721static void
3e43a32a
MS
722maintenance_set_profile_cmd (char *args, int from_tty,
723 struct cmd_list_element *c)
d9feb4e7 724{
8a3fe4f8 725 error (_("Profiling support is not available on this system."));
d9feb4e7
DJ
726}
727#endif
56382845 728
c906108c 729void
fba45db2 730_initialize_maint_cmds (void)
c906108c 731{
1bedd215
AC
732 add_prefix_cmd ("maintenance", class_maintenance, maintenance_command, _("\
733Commands for use by GDB maintainers.\n\
c906108c
SS
734Includes commands to dump specific internal GDB structures in\n\
735a human readable form, to cause GDB to deliberately dump core,\n\
1bedd215 736to test internal functions such as the C++/ObjC demangler, etc."),
c906108c
SS
737 &maintenancelist, "maintenance ", 0,
738 &cmdlist);
739
740 add_com_alias ("mt", "maintenance", class_maintenance, 1);
741
1bedd215
AC
742 add_prefix_cmd ("info", class_maintenance, maintenance_info_command, _("\
743Commands for showing internal info about the program being debugged."),
c906108c
SS
744 &maintenanceinfolist, "maintenance info ", 0,
745 &maintenancelist);
90515c23 746 add_alias_cmd ("i", "info", class_maintenance, 1, &maintenancelist);
c906108c 747
1a966eab
AC
748 add_cmd ("sections", class_maintenance, maintenance_info_sections, _("\
749List the BFD sections of the exec and core files. \n\
e3d3bfda
MS
750Arguments may be any combination of:\n\
751 [one or more section names]\n\
752 ALLOC LOAD RELOC READONLY CODE DATA ROM CONSTRUCTOR\n\
753 HAS_CONTENTS NEVER_LOAD COFF_SHARED_LIBRARY IS_COMMON\n\
754Sections matching any argument will be listed (no argument\n\
755implies all sections). In addition, the special argument\n\
756 ALLOBJ\n\
1a966eab 757lists all sections from all object files, including shared libraries."),
c906108c
SS
758 &maintenanceinfolist);
759
760 add_prefix_cmd ("print", class_maintenance, maintenance_print_command,
1bedd215 761 _("Maintenance command for printing GDB internal state."),
c906108c
SS
762 &maintenanceprintlist, "maintenance print ", 0,
763 &maintenancelist);
764
1bedd215 765 add_prefix_cmd ("set", class_maintenance, maintenance_set_cmd, _("\
4f337972 766Set GDB internal variables used by the GDB maintainer.\n\
1bedd215 767Configure variables internal to GDB that aid in GDB's maintenance"),
4f337972
AC
768 &maintenance_set_cmdlist, "maintenance set ",
769 0/*allow-unknown*/,
770 &maintenancelist);
771
1bedd215 772 add_prefix_cmd ("show", class_maintenance, maintenance_show_cmd, _("\
4f337972 773Show GDB internal variables used by the GDB maintainer.\n\
1bedd215 774Configure variables internal to GDB that aid in GDB's maintenance"),
4f337972
AC
775 &maintenance_show_cmdlist, "maintenance show ",
776 0/*allow-unknown*/,
777 &maintenancelist);
778
c906108c 779#ifndef _WIN32
1a966eab
AC
780 add_cmd ("dump-me", class_maintenance, maintenance_dump_me, _("\
781Get fatal error; make debugger dump its core.\n\
8308e54c 782GDB sets its handling of SIGQUIT back to SIG_DFL and then sends\n\
1a966eab 783itself a SIGQUIT signal."),
c906108c
SS
784 &maintenancelist);
785#endif
786
1a966eab
AC
787 add_cmd ("internal-error", class_maintenance,
788 maintenance_internal_error, _("\
789Give GDB an internal error.\n\
790Cause GDB to behave as if an internal error was detected."),
7be570e7
JM
791 &maintenancelist);
792
1a966eab
AC
793 add_cmd ("internal-warning", class_maintenance,
794 maintenance_internal_warning, _("\
795Give GDB an internal warning.\n\
796Cause GDB to behave as if an internal warning was reported."),
dec43320
AC
797 &maintenancelist);
798
1a966eab
AC
799 add_cmd ("demangle", class_maintenance, maintenance_demangle, _("\
800Demangle a C++/ObjC mangled name.\n\
c906108c 801Call internal GDB demangler routine to demangle a C++ link name\n\
1a966eab 802and prints the result."),
c906108c
SS
803 &maintenancelist);
804
1a966eab
AC
805 add_cmd ("time", class_maintenance, maintenance_time_display, _("\
806Set the display of time usage.\n\
c906108c 807If nonzero, will cause the execution time for each command to be\n\
1a966eab 808displayed, following the command's output."),
c906108c
SS
809 &maintenancelist);
810
1a966eab
AC
811 add_cmd ("space", class_maintenance, maintenance_space_display, _("\
812Set the display of space usage.\n\
c906108c 813If nonzero, will cause the execution space for each command to be\n\
1a966eab 814displayed, following the command's output."),
c906108c
SS
815 &maintenancelist);
816
1a966eab
AC
817 add_cmd ("type", class_maintenance, maintenance_print_type, _("\
818Print a type chain for a given symbol.\n\
c906108c 819For each node in a type chain, print the raw data for each member of\n\
1a966eab 820the type structure, and the interpretation of the data."),
c906108c
SS
821 &maintenanceprintlist);
822
c906108c 823 add_cmd ("statistics", class_maintenance, maintenance_print_statistics,
1a966eab 824 _("Print statistics about internal gdb state."),
c906108c
SS
825 &maintenanceprintlist);
826
1a966eab
AC
827 add_cmd ("architecture", class_maintenance,
828 maintenance_print_architecture, _("\
829Print the internal architecture configuration.\n\
830Takes an optional file parameter."),
4b9b3959
AC
831 &maintenanceprintlist);
832
3e43a32a
MS
833 add_cmd ("translate-address", class_maintenance,
834 maintenance_translate_address,
1a966eab 835 _("Translate a section name and address to a symbol."),
c906108c
SS
836 &maintenancelist);
837
1a966eab
AC
838 add_cmd ("deprecate", class_maintenance, maintenance_deprecate, _("\
839Deprecate a command. Note that this is just in here so the \n\
ef4cb050 840testsuite can check the command deprecator. You probably shouldn't use this,\n\
56382845 841rather you should use the C function deprecate_cmd(). If you decide you \n\
6f122dc9 842want to use it: maintenance deprecate 'commandname' \"replacement\". The \n\
1a966eab 843replacement is optional."), &maintenancelist);
56382845 844
1a966eab
AC
845 add_cmd ("undeprecate", class_maintenance, maintenance_undeprecate, _("\
846Undeprecate a command. Note that this is just in here so the \n\
ef4cb050 847testsuite can check the command deprecator. You probably shouldn't use this,\n\
1a966eab 848If you decide you want to use it: maintenance undeprecate 'commandname'"),
33f91161 849 &maintenancelist);
56382845 850
85c07804
AC
851 add_setshow_zinteger_cmd ("watchdog", class_maintenance, &watchdog, _("\
852Set watchdog timer."), _("\
853Show watchdog timer."), _("\
cb1a6d5f
AC
854When non-zero, this timeout is used instead of waiting forever for a target\n\
855to finish a low-level step or continue operation. If the specified amount\n\
85c07804
AC
856of time passes without a response from the target, an error occurs."),
857 NULL,
920d2a44 858 show_watchdog,
85c07804 859 &setlist, &showlist);
4f337972 860
d28f9cdf 861 add_setshow_boolean_cmd ("profile", class_maintenance,
7915a72c
AC
862 &maintenance_profile_p, _("\
863Set internal profiling."), _("\
864Show internal profiling."), _("\
865When enabled GDB is profiled."),
2c5b56ce 866 maintenance_set_profile_cmd,
920d2a44 867 show_maintenance_profile_p,
d28f9cdf
DJ
868 &maintenance_set_cmdlist,
869 &maintenance_show_cmdlist);
c906108c 870}
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