Commit | Line | Data |
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c906108c | 1 | /* Core dump and executable file functions below target vector, for GDB. |
4646aa9d | 2 | |
e2882c85 | 3 | Copyright (C) 1986-2018 Free Software Foundation, Inc. |
c906108c | 4 | |
c5aa993b | 5 | This file is part of GDB. |
c906108c | 6 | |
c5aa993b JM |
7 | This program is free software; you can redistribute it and/or modify |
8 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
c5aa993b | 10 | (at your option) any later version. |
c906108c | 11 | |
c5aa993b JM |
12 | This program is distributed in the hope that it will be useful, |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
c906108c | 16 | |
c5aa993b | 17 | You should have received a copy of the GNU General Public License |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
c906108c SS |
19 | |
20 | #include "defs.h" | |
0e24ac5d | 21 | #include "arch-utils.h" |
c906108c SS |
22 | #include <signal.h> |
23 | #include <fcntl.h> | |
fc24370e MS |
24 | #ifdef HAVE_SYS_FILE_H |
25 | #include <sys/file.h> /* needed for F_OK and friends */ | |
26 | #endif | |
c5aa993b | 27 | #include "frame.h" /* required by inferior.h */ |
c906108c | 28 | #include "inferior.h" |
45741a9c | 29 | #include "infrun.h" |
c906108c SS |
30 | #include "symtab.h" |
31 | #include "command.h" | |
32 | #include "bfd.h" | |
33 | #include "target.h" | |
34 | #include "gdbcore.h" | |
35 | #include "gdbthread.h" | |
4e052eda | 36 | #include "regcache.h" |
0e24ac5d | 37 | #include "regset.h" |
990f9fe3 | 38 | #include "symfile.h" |
4646aa9d | 39 | #include "exec.h" |
dbda9972 | 40 | #include "readline/readline.h" |
a77053c2 | 41 | #include "solib.h" |
f90c07ac | 42 | #include "filenames.h" |
6c95b8df | 43 | #include "progspace.h" |
516ba659 | 44 | #include "objfiles.h" |
cbb099e8 | 45 | #include "gdb_bfd.h" |
9852c492 | 46 | #include "completer.h" |
614c279d | 47 | #include "filestuff.h" |
8e860359 | 48 | |
ee28ca0f AC |
49 | #ifndef O_LARGEFILE |
50 | #define O_LARGEFILE 0 | |
51 | #endif | |
52 | ||
f6ac5f3d PA |
53 | /* The core file target. */ |
54 | ||
d9f719f1 PA |
55 | static const target_info core_target_info = { |
56 | "core", | |
57 | N_("Local core dump file"), | |
58 | N_("Use a core file as a target. Specify the filename of the core file.") | |
59 | }; | |
60 | ||
f6ac5f3d PA |
61 | class core_target final : public target_ops |
62 | { | |
63 | public: | |
64 | core_target () | |
65 | { to_stratum = process_stratum; } | |
66 | ||
d9f719f1 PA |
67 | const target_info &info () const override |
68 | { return core_target_info; } | |
f6ac5f3d | 69 | |
f6ac5f3d PA |
70 | void close () override; |
71 | void detach (inferior *, int) override; | |
72 | void fetch_registers (struct regcache *, int) override; | |
73 | ||
74 | enum target_xfer_status xfer_partial (enum target_object object, | |
75 | const char *annex, | |
76 | gdb_byte *readbuf, | |
77 | const gdb_byte *writebuf, | |
78 | ULONGEST offset, ULONGEST len, | |
79 | ULONGEST *xfered_len) override; | |
80 | void files_info () override; | |
81 | ||
57810aa7 | 82 | bool thread_alive (ptid_t ptid) override; |
f6ac5f3d PA |
83 | const struct target_desc *read_description () override; |
84 | ||
85 | const char *pid_to_str (ptid_t) override; | |
86 | ||
87 | const char *thread_name (struct thread_info *) override; | |
88 | ||
57810aa7 PA |
89 | bool has_memory () override; |
90 | bool has_stack () override; | |
91 | bool has_registers () override; | |
f6ac5f3d PA |
92 | bool info_proc (const char *, enum info_proc_what) override; |
93 | }; | |
94 | ||
00e32a35 AC |
95 | /* List of all available core_fns. On gdb startup, each core file |
96 | register reader calls deprecated_add_core_fns() to register | |
97 | information on each core format it is prepared to read. */ | |
c906108c SS |
98 | |
99 | static struct core_fns *core_file_fns = NULL; | |
100 | ||
aff410f1 MS |
101 | /* The core_fns for a core file handler that is prepared to read the |
102 | core file currently open on core_bfd. */ | |
2acceee2 JM |
103 | |
104 | static struct core_fns *core_vec = NULL; | |
105 | ||
0e24ac5d MK |
106 | /* FIXME: kettenis/20031023: Eventually this variable should |
107 | disappear. */ | |
108 | ||
6a3bfc5c | 109 | static struct gdbarch *core_gdbarch = NULL; |
0e24ac5d | 110 | |
07b82ea5 PA |
111 | /* Per-core data. Currently, only the section table. Note that these |
112 | target sections are *not* mapped in the current address spaces' set | |
113 | of target sections --- those should come only from pure executable | |
114 | or shared library bfds. The core bfd sections are an | |
115 | implementation detail of the core target, just like ptrace is for | |
116 | unix child targets. */ | |
117 | static struct target_section_table *core_data; | |
118 | ||
a14ed312 | 119 | static struct core_fns *sniff_core_bfd (bfd *); |
2acceee2 | 120 | |
020cc13c | 121 | static int gdb_check_format (bfd *); |
2acceee2 | 122 | |
74b7792f AC |
123 | static void core_close_cleanup (void *ignore); |
124 | ||
4efb68b1 | 125 | static void add_to_thread_list (bfd *, asection *, void *); |
c906108c | 126 | |
f6ac5f3d | 127 | static core_target core_ops; |
c906108c | 128 | |
7f9f62ba PA |
129 | /* An arbitrary identifier for the core inferior. */ |
130 | #define CORELOW_PID 1 | |
131 | ||
aff410f1 MS |
132 | /* Link a new core_fns into the global core_file_fns list. Called on |
133 | gdb startup by the _initialize routine in each core file register | |
b021a221 | 134 | reader, to register information about each format the reader is |
aff410f1 | 135 | prepared to handle. */ |
c906108c SS |
136 | |
137 | void | |
00e32a35 | 138 | deprecated_add_core_fns (struct core_fns *cf) |
c906108c | 139 | { |
c5aa993b | 140 | cf->next = core_file_fns; |
c906108c SS |
141 | core_file_fns = cf; |
142 | } | |
143 | ||
2acceee2 JM |
144 | /* The default function that core file handlers can use to examine a |
145 | core file BFD and decide whether or not to accept the job of | |
aff410f1 | 146 | reading the core file. */ |
2acceee2 JM |
147 | |
148 | int | |
fba45db2 | 149 | default_core_sniffer (struct core_fns *our_fns, bfd *abfd) |
2acceee2 JM |
150 | { |
151 | int result; | |
152 | ||
153 | result = (bfd_get_flavour (abfd) == our_fns -> core_flavour); | |
154 | return (result); | |
155 | } | |
156 | ||
157 | /* Walk through the list of core functions to find a set that can | |
06b9f45f | 158 | handle the core file open on ABFD. Returns pointer to set that is |
aff410f1 | 159 | selected. */ |
2acceee2 JM |
160 | |
161 | static struct core_fns * | |
fba45db2 | 162 | sniff_core_bfd (bfd *abfd) |
2acceee2 JM |
163 | { |
164 | struct core_fns *cf; | |
165 | struct core_fns *yummy = NULL; | |
45eba0ab | 166 | int matches = 0; |
2acceee2 | 167 | |
aff410f1 MS |
168 | /* Don't sniff if we have support for register sets in |
169 | CORE_GDBARCH. */ | |
29082443 | 170 | if (core_gdbarch && gdbarch_iterate_over_regset_sections_p (core_gdbarch)) |
0e24ac5d MK |
171 | return NULL; |
172 | ||
2acceee2 JM |
173 | for (cf = core_file_fns; cf != NULL; cf = cf->next) |
174 | { | |
175 | if (cf->core_sniffer (cf, abfd)) | |
176 | { | |
177 | yummy = cf; | |
178 | matches++; | |
179 | } | |
180 | } | |
181 | if (matches > 1) | |
182 | { | |
8a3fe4f8 | 183 | warning (_("\"%s\": ambiguous core format, %d handlers match"), |
2acceee2 JM |
184 | bfd_get_filename (abfd), matches); |
185 | } | |
186 | else if (matches == 0) | |
06b9f45f JK |
187 | error (_("\"%s\": no core file handler recognizes format"), |
188 | bfd_get_filename (abfd)); | |
189 | ||
2acceee2 JM |
190 | return (yummy); |
191 | } | |
192 | ||
193 | /* The default is to reject every core file format we see. Either | |
194 | BFD has to recognize it, or we have to provide a function in the | |
aff410f1 | 195 | core file handler that recognizes it. */ |
2acceee2 JM |
196 | |
197 | int | |
fba45db2 | 198 | default_check_format (bfd *abfd) |
2acceee2 JM |
199 | { |
200 | return (0); | |
201 | } | |
202 | ||
aff410f1 | 203 | /* Attempt to recognize core file formats that BFD rejects. */ |
2acceee2 | 204 | |
020cc13c | 205 | static int |
fba45db2 | 206 | gdb_check_format (bfd *abfd) |
2acceee2 JM |
207 | { |
208 | struct core_fns *cf; | |
209 | ||
210 | for (cf = core_file_fns; cf != NULL; cf = cf->next) | |
211 | { | |
212 | if (cf->check_format (abfd)) | |
213 | { | |
81a9a963 | 214 | return (1); |
2acceee2 JM |
215 | } |
216 | } | |
81a9a963 | 217 | return (0); |
2acceee2 | 218 | } |
c906108c | 219 | |
aff410f1 MS |
220 | /* Discard all vestiges of any previous core file and mark data and |
221 | stack spaces as empty. */ | |
c906108c | 222 | |
c906108c | 223 | static void |
f6ac5f3d | 224 | core_close () |
c906108c | 225 | { |
c906108c SS |
226 | if (core_bfd) |
227 | { | |
959b8724 | 228 | int pid = ptid_get_pid (inferior_ptid); |
aff410f1 MS |
229 | inferior_ptid = null_ptid; /* Avoid confusion from thread |
230 | stuff. */ | |
06b9f45f JK |
231 | if (pid != 0) |
232 | exit_inferior_silent (pid); | |
c906108c | 233 | |
aff410f1 MS |
234 | /* Clear out solib state while the bfd is still open. See |
235 | comments in clear_solib in solib.c. */ | |
a77053c2 | 236 | clear_solib (); |
7a292a7a | 237 | |
06b9f45f JK |
238 | if (core_data) |
239 | { | |
240 | xfree (core_data->sections); | |
241 | xfree (core_data); | |
242 | core_data = NULL; | |
243 | } | |
07b82ea5 | 244 | |
cbb099e8 | 245 | gdb_bfd_unref (core_bfd); |
c906108c | 246 | core_bfd = NULL; |
c906108c | 247 | } |
2acceee2 | 248 | core_vec = NULL; |
0e24ac5d | 249 | core_gdbarch = NULL; |
c906108c SS |
250 | } |
251 | ||
74b7792f AC |
252 | static void |
253 | core_close_cleanup (void *ignore) | |
254 | { | |
f6ac5f3d PA |
255 | core_close (); |
256 | } | |
257 | ||
258 | void | |
259 | core_target::close () | |
260 | { | |
261 | core_close (); | |
74b7792f AC |
262 | } |
263 | ||
aff410f1 MS |
264 | /* Look for sections whose names start with `.reg/' so that we can |
265 | extract the list of threads in a core file. */ | |
c906108c SS |
266 | |
267 | static void | |
4efb68b1 | 268 | add_to_thread_list (bfd *abfd, asection *asect, void *reg_sect_arg) |
c906108c | 269 | { |
0de3b513 | 270 | ptid_t ptid; |
3cdd9356 PA |
271 | int core_tid; |
272 | int pid, lwpid; | |
c906108c | 273 | asection *reg_sect = (asection *) reg_sect_arg; |
88f38a04 PA |
274 | int fake_pid_p = 0; |
275 | struct inferior *inf; | |
c906108c | 276 | |
61012eef | 277 | if (!startswith (bfd_section_name (abfd, asect), ".reg/")) |
c906108c SS |
278 | return; |
279 | ||
3cdd9356 | 280 | core_tid = atoi (bfd_section_name (abfd, asect) + 5); |
c906108c | 281 | |
261b8d08 PA |
282 | pid = bfd_core_file_pid (core_bfd); |
283 | if (pid == 0) | |
3cdd9356 | 284 | { |
88f38a04 | 285 | fake_pid_p = 1; |
3cdd9356 | 286 | pid = CORELOW_PID; |
3cdd9356 | 287 | } |
0de3b513 | 288 | |
261b8d08 PA |
289 | lwpid = core_tid; |
290 | ||
88f38a04 PA |
291 | inf = current_inferior (); |
292 | if (inf->pid == 0) | |
293 | { | |
294 | inferior_appeared (inf, pid); | |
295 | inf->fake_pid_p = fake_pid_p; | |
296 | } | |
3cdd9356 PA |
297 | |
298 | ptid = ptid_build (pid, lwpid, 0); | |
299 | ||
300 | add_thread (ptid); | |
c906108c SS |
301 | |
302 | /* Warning, Will Robinson, looking at BFD private data! */ | |
303 | ||
304 | if (reg_sect != NULL | |
aff410f1 MS |
305 | && asect->filepos == reg_sect->filepos) /* Did we find .reg? */ |
306 | inferior_ptid = ptid; /* Yes, make it current. */ | |
c906108c SS |
307 | } |
308 | ||
451953fa PA |
309 | /* Issue a message saying we have no core to debug, if FROM_TTY. */ |
310 | ||
311 | static void | |
312 | maybe_say_no_core_file_now (int from_tty) | |
313 | { | |
314 | if (from_tty) | |
315 | printf_filtered (_("No core file now.\n")); | |
316 | } | |
317 | ||
318 | /* Backward compatability with old way of specifying core files. */ | |
319 | ||
320 | void | |
321 | core_file_command (const char *filename, int from_tty) | |
322 | { | |
323 | dont_repeat (); /* Either way, seems bogus. */ | |
324 | ||
325 | if (filename == NULL) | |
326 | { | |
327 | if (core_bfd != NULL) | |
328 | { | |
329 | target_detach (current_inferior (), from_tty); | |
330 | gdb_assert (core_bfd == NULL); | |
331 | } | |
332 | else | |
333 | maybe_say_no_core_file_now (from_tty); | |
334 | } | |
335 | else | |
336 | core_target_open (filename, from_tty); | |
337 | } | |
338 | ||
d9f719f1 | 339 | /* See gdbcore.h. */ |
c906108c | 340 | |
f6ac5f3d | 341 | void |
d9f719f1 | 342 | core_target_open (const char *arg, int from_tty) |
c906108c SS |
343 | { |
344 | const char *p; | |
345 | int siggy; | |
346 | struct cleanup *old_chain; | |
c906108c | 347 | int scratch_chan; |
ee28ca0f | 348 | int flags; |
c906108c SS |
349 | |
350 | target_preopen (from_tty); | |
014f9477 | 351 | if (!arg) |
c906108c | 352 | { |
8a3fe4f8 | 353 | if (core_bfd) |
3e43a32a MS |
354 | error (_("No core file specified. (Use `detach' " |
355 | "to stop debugging a core file.)")); | |
8a3fe4f8 AC |
356 | else |
357 | error (_("No core file specified.")); | |
c906108c SS |
358 | } |
359 | ||
ee0c3293 TT |
360 | gdb::unique_xmalloc_ptr<char> filename (tilde_expand (arg)); |
361 | if (!IS_ABSOLUTE_PATH (filename.get ())) | |
362 | filename.reset (concat (current_directory, "/", | |
363 | filename.get (), (char *) NULL)); | |
c906108c | 364 | |
ee28ca0f AC |
365 | flags = O_BINARY | O_LARGEFILE; |
366 | if (write_files) | |
367 | flags |= O_RDWR; | |
368 | else | |
369 | flags |= O_RDONLY; | |
ee0c3293 | 370 | scratch_chan = gdb_open_cloexec (filename.get (), flags, 0); |
c906108c | 371 | if (scratch_chan < 0) |
ee0c3293 | 372 | perror_with_name (filename.get ()); |
c906108c | 373 | |
ee0c3293 | 374 | gdb_bfd_ref_ptr temp_bfd (gdb_bfd_fopen (filename.get (), gnutarget, |
192b62ce TT |
375 | write_files ? FOPEN_RUB : FOPEN_RB, |
376 | scratch_chan)); | |
c906108c | 377 | if (temp_bfd == NULL) |
ee0c3293 | 378 | perror_with_name (filename.get ()); |
c906108c | 379 | |
192b62ce TT |
380 | if (!bfd_check_format (temp_bfd.get (), bfd_core) |
381 | && !gdb_check_format (temp_bfd.get ())) | |
c906108c SS |
382 | { |
383 | /* Do it after the err msg */ | |
aff410f1 MS |
384 | /* FIXME: should be checking for errors from bfd_close (for one |
385 | thing, on error it does not free all the storage associated | |
386 | with the bfd). */ | |
8a3fe4f8 | 387 | error (_("\"%s\" is not a core dump: %s"), |
ee0c3293 | 388 | filename.get (), bfd_errmsg (bfd_get_error ())); |
c906108c SS |
389 | } |
390 | ||
aff410f1 MS |
391 | /* Looks semi-reasonable. Toss the old core file and work on the |
392 | new. */ | |
c906108c | 393 | |
c906108c | 394 | unpush_target (&core_ops); |
192b62ce | 395 | core_bfd = temp_bfd.release (); |
74b7792f | 396 | old_chain = make_cleanup (core_close_cleanup, 0 /*ignore*/); |
c906108c | 397 | |
0e24ac5d MK |
398 | core_gdbarch = gdbarch_from_bfd (core_bfd); |
399 | ||
2acceee2 JM |
400 | /* Find a suitable core file handler to munch on core_bfd */ |
401 | core_vec = sniff_core_bfd (core_bfd); | |
402 | ||
c906108c SS |
403 | validate_files (); |
404 | ||
41bf6aca | 405 | core_data = XCNEW (struct target_section_table); |
07b82ea5 | 406 | |
c906108c | 407 | /* Find the data section */ |
07b82ea5 | 408 | if (build_section_table (core_bfd, |
aff410f1 MS |
409 | &core_data->sections, |
410 | &core_data->sections_end)) | |
8a3fe4f8 | 411 | error (_("\"%s\": Can't find sections: %s"), |
c906108c SS |
412 | bfd_get_filename (core_bfd), bfd_errmsg (bfd_get_error ())); |
413 | ||
2f1b5984 MK |
414 | /* If we have no exec file, try to set the architecture from the |
415 | core file. We don't do this unconditionally since an exec file | |
416 | typically contains more information that helps us determine the | |
417 | architecture than a core file. */ | |
418 | if (!exec_bfd) | |
419 | set_gdbarch_from_file (core_bfd); | |
cbda0a99 | 420 | |
87ab71f0 | 421 | push_target (&core_ops); |
c906108c SS |
422 | discard_cleanups (old_chain); |
423 | ||
0de3b513 PA |
424 | /* Do this before acknowledging the inferior, so if |
425 | post_create_inferior throws (can happen easilly if you're loading | |
426 | a core file with the wrong exec), we aren't left with threads | |
427 | from the previous inferior. */ | |
428 | init_thread_list (); | |
429 | ||
3cdd9356 | 430 | inferior_ptid = null_ptid; |
0de3b513 | 431 | |
739fc47a PA |
432 | /* Need to flush the register cache (and the frame cache) from a |
433 | previous debug session. If inferior_ptid ends up the same as the | |
434 | last debug session --- e.g., b foo; run; gcore core1; step; gcore | |
435 | core2; core core1; core core2 --- then there's potential for | |
436 | get_current_regcache to return the cached regcache of the | |
437 | previous session, and the frame cache being stale. */ | |
438 | registers_changed (); | |
439 | ||
0de3b513 PA |
440 | /* Build up thread list from BFD sections, and possibly set the |
441 | current thread to the .reg/NN section matching the .reg | |
aff410f1 | 442 | section. */ |
0de3b513 PA |
443 | bfd_map_over_sections (core_bfd, add_to_thread_list, |
444 | bfd_get_section_by_name (core_bfd, ".reg")); | |
445 | ||
3cdd9356 PA |
446 | if (ptid_equal (inferior_ptid, null_ptid)) |
447 | { | |
448 | /* Either we found no .reg/NN section, and hence we have a | |
449 | non-threaded core (single-threaded, from gdb's perspective), | |
450 | or for some reason add_to_thread_list couldn't determine | |
451 | which was the "main" thread. The latter case shouldn't | |
452 | usually happen, but we're dealing with input here, which can | |
453 | always be broken in different ways. */ | |
454 | struct thread_info *thread = first_thread_of_process (-1); | |
c5504eaf | 455 | |
3cdd9356 PA |
456 | if (thread == NULL) |
457 | { | |
c45ceae0 | 458 | inferior_appeared (current_inferior (), CORELOW_PID); |
3cdd9356 PA |
459 | inferior_ptid = pid_to_ptid (CORELOW_PID); |
460 | add_thread_silent (inferior_ptid); | |
461 | } | |
462 | else | |
463 | switch_to_thread (thread->ptid); | |
464 | } | |
465 | ||
959b8724 PA |
466 | post_create_inferior (&core_ops, from_tty); |
467 | ||
0de3b513 PA |
468 | /* Now go through the target stack looking for threads since there |
469 | may be a thread_stratum target loaded on top of target core by | |
470 | now. The layer above should claim threads found in the BFD | |
471 | sections. */ | |
492d29ea | 472 | TRY |
8e7b59a5 | 473 | { |
e8032dde | 474 | target_update_thread_list (); |
8e7b59a5 KS |
475 | } |
476 | ||
492d29ea PA |
477 | CATCH (except, RETURN_MASK_ERROR) |
478 | { | |
479 | exception_print (gdb_stderr, except); | |
480 | } | |
481 | END_CATCH | |
0de3b513 | 482 | |
c906108c SS |
483 | p = bfd_core_file_failing_command (core_bfd); |
484 | if (p) | |
a3f17187 | 485 | printf_filtered (_("Core was generated by `%s'.\n"), p); |
c906108c | 486 | |
0c557179 SDJ |
487 | /* Clearing any previous state of convenience variables. */ |
488 | clear_exit_convenience_vars (); | |
489 | ||
c906108c SS |
490 | siggy = bfd_core_file_failing_signal (core_bfd); |
491 | if (siggy > 0) | |
423ec54c | 492 | { |
22203bbf | 493 | /* If we don't have a CORE_GDBARCH to work with, assume a native |
1f8cf220 PA |
494 | core (map gdb_signal from host signals). If we do have |
495 | CORE_GDBARCH to work with, but no gdb_signal_from_target | |
496 | implementation for that gdbarch, as a fallback measure, | |
497 | assume the host signal mapping. It'll be correct for native | |
498 | cores, but most likely incorrect for cross-cores. */ | |
2ea28649 | 499 | enum gdb_signal sig = (core_gdbarch != NULL |
1f8cf220 PA |
500 | && gdbarch_gdb_signal_from_target_p (core_gdbarch) |
501 | ? gdbarch_gdb_signal_from_target (core_gdbarch, | |
502 | siggy) | |
503 | : gdb_signal_from_host (siggy)); | |
423ec54c | 504 | |
2d503272 PM |
505 | printf_filtered (_("Program terminated with signal %s, %s.\n"), |
506 | gdb_signal_to_name (sig), gdb_signal_to_string (sig)); | |
0c557179 SDJ |
507 | |
508 | /* Set the value of the internal variable $_exitsignal, | |
509 | which holds the signal uncaught by the inferior. */ | |
510 | set_internalvar_integer (lookup_internalvar ("_exitsignal"), | |
511 | siggy); | |
423ec54c | 512 | } |
c906108c | 513 | |
87ab71f0 PA |
514 | /* Fetch all registers from core file. */ |
515 | target_fetch_registers (get_current_regcache (), -1); | |
c906108c | 516 | |
87ab71f0 PA |
517 | /* Now, set up the frame cache, and print the top of stack. */ |
518 | reinit_frame_cache (); | |
08d72866 | 519 | print_stack_frame (get_selected_frame (NULL), 1, SRC_AND_LOC, 1); |
f0e8c4c5 JK |
520 | |
521 | /* Current thread should be NUM 1 but the user does not know that. | |
522 | If a program is single threaded gdb in general does not mention | |
523 | anything about threads. That is why the test is >= 2. */ | |
524 | if (thread_count () >= 2) | |
525 | { | |
492d29ea | 526 | TRY |
f0e8c4c5 JK |
527 | { |
528 | thread_command (NULL, from_tty); | |
529 | } | |
492d29ea PA |
530 | CATCH (except, RETURN_MASK_ERROR) |
531 | { | |
532 | exception_print (gdb_stderr, except); | |
533 | } | |
534 | END_CATCH | |
f0e8c4c5 | 535 | } |
c906108c SS |
536 | } |
537 | ||
f6ac5f3d PA |
538 | void |
539 | core_target::detach (inferior *inf, int from_tty) | |
c906108c | 540 | { |
f6ac5f3d | 541 | unpush_target (this); |
c906108c | 542 | reinit_frame_cache (); |
451953fa | 543 | maybe_say_no_core_file_now (from_tty); |
c906108c SS |
544 | } |
545 | ||
de57eccd JM |
546 | /* Try to retrieve registers from a section in core_bfd, and supply |
547 | them to core_vec->core_read_registers, as the register set numbered | |
548 | WHICH. | |
549 | ||
11a33714 SM |
550 | If ptid's lwp member is zero, do the single-threaded |
551 | thing: look for a section named NAME. If ptid's lwp | |
0de3b513 PA |
552 | member is non-zero, do the multi-threaded thing: look for a section |
553 | named "NAME/LWP", where LWP is the shortest ASCII decimal | |
11a33714 | 554 | representation of ptid's lwp member. |
de57eccd JM |
555 | |
556 | HUMAN_NAME is a human-readable name for the kind of registers the | |
557 | NAME section contains, for use in error messages. | |
558 | ||
559 | If REQUIRED is non-zero, print an error if the core file doesn't | |
aff410f1 MS |
560 | have a section by the appropriate name. Otherwise, just do |
561 | nothing. */ | |
de57eccd JM |
562 | |
563 | static void | |
9eefc95f | 564 | get_core_register_section (struct regcache *regcache, |
8f0435f7 | 565 | const struct regset *regset, |
1b1818e4 | 566 | const char *name, |
8f0435f7 | 567 | int min_size, |
de57eccd | 568 | int which, |
1b1818e4 | 569 | const char *human_name, |
de57eccd JM |
570 | int required) |
571 | { | |
7be0c536 | 572 | struct bfd_section *section; |
de57eccd JM |
573 | bfd_size_type size; |
574 | char *contents; | |
874a1c8c AT |
575 | bool variable_size_section = (regset != NULL |
576 | && regset->flags & REGSET_VARIABLE_SIZE); | |
de57eccd | 577 | |
3c3ae77e | 578 | thread_section_name section_name (name, regcache->ptid ()); |
de57eccd | 579 | |
3c3ae77e | 580 | section = bfd_get_section_by_name (core_bfd, section_name.c_str ()); |
de57eccd JM |
581 | if (! section) |
582 | { | |
583 | if (required) | |
aff410f1 MS |
584 | warning (_("Couldn't find %s registers in core file."), |
585 | human_name); | |
de57eccd JM |
586 | return; |
587 | } | |
588 | ||
589 | size = bfd_section_size (core_bfd, section); | |
8f0435f7 AA |
590 | if (size < min_size) |
591 | { | |
3c3ae77e PA |
592 | warning (_("Section `%s' in core file too small."), |
593 | section_name.c_str ()); | |
8f0435f7 AA |
594 | return; |
595 | } | |
874a1c8c | 596 | if (size != min_size && !variable_size_section) |
f962539a AA |
597 | { |
598 | warning (_("Unexpected size of section `%s' in core file."), | |
3c3ae77e | 599 | section_name.c_str ()); |
f962539a | 600 | } |
8f0435f7 | 601 | |
224c3ddb | 602 | contents = (char *) alloca (size); |
de57eccd JM |
603 | if (! bfd_get_section_contents (core_bfd, section, contents, |
604 | (file_ptr) 0, size)) | |
605 | { | |
8a3fe4f8 | 606 | warning (_("Couldn't read %s registers from `%s' section in core file."), |
3c3ae77e | 607 | human_name, section_name.c_str ()); |
de57eccd JM |
608 | return; |
609 | } | |
610 | ||
8f0435f7 AA |
611 | if (regset != NULL) |
612 | { | |
9eefc95f | 613 | regset->supply_regset (regset, regcache, -1, contents, size); |
0e24ac5d MK |
614 | return; |
615 | } | |
616 | ||
617 | gdb_assert (core_vec); | |
9eefc95f | 618 | core_vec->core_read_registers (regcache, contents, size, which, |
de57eccd JM |
619 | ((CORE_ADDR) |
620 | bfd_section_vma (core_bfd, section))); | |
621 | } | |
622 | ||
5aa82d05 AA |
623 | /* Callback for get_core_registers that handles a single core file |
624 | register note section. */ | |
625 | ||
626 | static void | |
627 | get_core_registers_cb (const char *sect_name, int size, | |
8f0435f7 | 628 | const struct regset *regset, |
5aa82d05 AA |
629 | const char *human_name, void *cb_data) |
630 | { | |
631 | struct regcache *regcache = (struct regcache *) cb_data; | |
8f0435f7 | 632 | int required = 0; |
5aa82d05 AA |
633 | |
634 | if (strcmp (sect_name, ".reg") == 0) | |
8f0435f7 AA |
635 | { |
636 | required = 1; | |
637 | if (human_name == NULL) | |
638 | human_name = "general-purpose"; | |
639 | } | |
5aa82d05 | 640 | else if (strcmp (sect_name, ".reg2") == 0) |
8f0435f7 AA |
641 | { |
642 | if (human_name == NULL) | |
643 | human_name = "floating-point"; | |
644 | } | |
645 | ||
646 | /* The 'which' parameter is only used when no regset is provided. | |
647 | Thus we just set it to -1. */ | |
648 | get_core_register_section (regcache, regset, sect_name, | |
649 | size, -1, human_name, required); | |
5aa82d05 | 650 | } |
de57eccd | 651 | |
c906108c SS |
652 | /* Get the registers out of a core file. This is the machine- |
653 | independent part. Fetch_core_registers is the machine-dependent | |
aff410f1 MS |
654 | part, typically implemented in the xm-file for each |
655 | architecture. */ | |
c906108c SS |
656 | |
657 | /* We just get all the registers, so we don't use regno. */ | |
658 | ||
f6ac5f3d PA |
659 | void |
660 | core_target::fetch_registers (struct regcache *regcache, int regno) | |
c906108c | 661 | { |
9c5ea4d9 | 662 | int i; |
5aa82d05 | 663 | struct gdbarch *gdbarch; |
c906108c | 664 | |
29082443 | 665 | if (!(core_gdbarch && gdbarch_iterate_over_regset_sections_p (core_gdbarch)) |
0e24ac5d | 666 | && (core_vec == NULL || core_vec->core_read_registers == NULL)) |
c906108c SS |
667 | { |
668 | fprintf_filtered (gdb_stderr, | |
c5aa993b | 669 | "Can't fetch registers from this type of core file\n"); |
c906108c SS |
670 | return; |
671 | } | |
672 | ||
ac7936df | 673 | gdbarch = regcache->arch (); |
5aa82d05 AA |
674 | if (gdbarch_iterate_over_regset_sections_p (gdbarch)) |
675 | gdbarch_iterate_over_regset_sections (gdbarch, | |
676 | get_core_registers_cb, | |
677 | (void *) regcache, NULL); | |
1b1818e4 UW |
678 | else |
679 | { | |
8f0435f7 AA |
680 | get_core_register_section (regcache, NULL, |
681 | ".reg", 0, 0, "general-purpose", 1); | |
682 | get_core_register_section (regcache, NULL, | |
683 | ".reg2", 0, 2, "floating-point", 0); | |
1b1818e4 | 684 | } |
c906108c | 685 | |
ee99023e | 686 | /* Mark all registers not found in the core as unavailable. */ |
ac7936df | 687 | for (i = 0; i < gdbarch_num_regs (regcache->arch ()); i++) |
ee99023e | 688 | if (regcache_register_status (regcache, i) == REG_UNKNOWN) |
9c5ea4d9 | 689 | regcache_raw_supply (regcache, i, NULL); |
c906108c SS |
690 | } |
691 | ||
f6ac5f3d PA |
692 | void |
693 | core_target::files_info () | |
c906108c | 694 | { |
07b82ea5 | 695 | print_section_info (core_data, core_bfd); |
c906108c | 696 | } |
e2544d02 | 697 | \f |
efcbbd14 UW |
698 | struct spuid_list |
699 | { | |
700 | gdb_byte *buf; | |
701 | ULONGEST offset; | |
702 | LONGEST len; | |
703 | ULONGEST pos; | |
704 | ULONGEST written; | |
705 | }; | |
706 | ||
707 | static void | |
708 | add_to_spuid_list (bfd *abfd, asection *asect, void *list_p) | |
709 | { | |
9a3c8263 | 710 | struct spuid_list *list = (struct spuid_list *) list_p; |
efcbbd14 | 711 | enum bfd_endian byte_order |
aff410f1 | 712 | = bfd_big_endian (abfd) ? BFD_ENDIAN_BIG : BFD_ENDIAN_LITTLE; |
efcbbd14 UW |
713 | int fd, pos = 0; |
714 | ||
715 | sscanf (bfd_section_name (abfd, asect), "SPU/%d/regs%n", &fd, &pos); | |
716 | if (pos == 0) | |
717 | return; | |
718 | ||
719 | if (list->pos >= list->offset && list->pos + 4 <= list->offset + list->len) | |
720 | { | |
721 | store_unsigned_integer (list->buf + list->pos - list->offset, | |
722 | 4, byte_order, fd); | |
723 | list->written += 4; | |
724 | } | |
725 | list->pos += 4; | |
726 | } | |
727 | ||
f6ac5f3d PA |
728 | enum target_xfer_status |
729 | core_target::xfer_partial (enum target_object object, const char *annex, | |
730 | gdb_byte *readbuf, const gdb_byte *writebuf, | |
731 | ULONGEST offset, ULONGEST len, ULONGEST *xfered_len) | |
e2544d02 RM |
732 | { |
733 | switch (object) | |
734 | { | |
735 | case TARGET_OBJECT_MEMORY: | |
07b82ea5 | 736 | return section_table_xfer_memory_partial (readbuf, writebuf, |
9b409511 | 737 | offset, len, xfered_len, |
07b82ea5 PA |
738 | core_data->sections, |
739 | core_data->sections_end, | |
740 | NULL); | |
e2544d02 RM |
741 | |
742 | case TARGET_OBJECT_AUXV: | |
743 | if (readbuf) | |
744 | { | |
745 | /* When the aux vector is stored in core file, BFD | |
746 | represents this with a fake section called ".auxv". */ | |
747 | ||
c4c5b7ba | 748 | struct bfd_section *section; |
e2544d02 | 749 | bfd_size_type size; |
e2544d02 RM |
750 | |
751 | section = bfd_get_section_by_name (core_bfd, ".auxv"); | |
752 | if (section == NULL) | |
2ed4b548 | 753 | return TARGET_XFER_E_IO; |
e2544d02 RM |
754 | |
755 | size = bfd_section_size (core_bfd, section); | |
756 | if (offset >= size) | |
9b409511 | 757 | return TARGET_XFER_EOF; |
e2544d02 RM |
758 | size -= offset; |
759 | if (size > len) | |
760 | size = len; | |
9b409511 YQ |
761 | |
762 | if (size == 0) | |
763 | return TARGET_XFER_EOF; | |
764 | if (!bfd_get_section_contents (core_bfd, section, readbuf, | |
765 | (file_ptr) offset, size)) | |
e2544d02 | 766 | { |
8a3fe4f8 | 767 | warning (_("Couldn't read NT_AUXV note in core file.")); |
2ed4b548 | 768 | return TARGET_XFER_E_IO; |
e2544d02 RM |
769 | } |
770 | ||
9b409511 YQ |
771 | *xfered_len = (ULONGEST) size; |
772 | return TARGET_XFER_OK; | |
e2544d02 | 773 | } |
2ed4b548 | 774 | return TARGET_XFER_E_IO; |
e2544d02 | 775 | |
403e1656 MK |
776 | case TARGET_OBJECT_WCOOKIE: |
777 | if (readbuf) | |
778 | { | |
779 | /* When the StackGhost cookie is stored in core file, BFD | |
aff410f1 MS |
780 | represents this with a fake section called |
781 | ".wcookie". */ | |
403e1656 MK |
782 | |
783 | struct bfd_section *section; | |
784 | bfd_size_type size; | |
403e1656 MK |
785 | |
786 | section = bfd_get_section_by_name (core_bfd, ".wcookie"); | |
787 | if (section == NULL) | |
2ed4b548 | 788 | return TARGET_XFER_E_IO; |
403e1656 MK |
789 | |
790 | size = bfd_section_size (core_bfd, section); | |
791 | if (offset >= size) | |
96c4f946 | 792 | return TARGET_XFER_EOF; |
403e1656 MK |
793 | size -= offset; |
794 | if (size > len) | |
795 | size = len; | |
9b409511 YQ |
796 | |
797 | if (size == 0) | |
798 | return TARGET_XFER_EOF; | |
799 | if (!bfd_get_section_contents (core_bfd, section, readbuf, | |
800 | (file_ptr) offset, size)) | |
403e1656 | 801 | { |
8a3fe4f8 | 802 | warning (_("Couldn't read StackGhost cookie in core file.")); |
2ed4b548 | 803 | return TARGET_XFER_E_IO; |
403e1656 MK |
804 | } |
805 | ||
9b409511 YQ |
806 | *xfered_len = (ULONGEST) size; |
807 | return TARGET_XFER_OK; | |
808 | ||
403e1656 | 809 | } |
2ed4b548 | 810 | return TARGET_XFER_E_IO; |
403e1656 | 811 | |
de584861 PA |
812 | case TARGET_OBJECT_LIBRARIES: |
813 | if (core_gdbarch | |
814 | && gdbarch_core_xfer_shared_libraries_p (core_gdbarch)) | |
815 | { | |
816 | if (writebuf) | |
2ed4b548 | 817 | return TARGET_XFER_E_IO; |
9b409511 YQ |
818 | else |
819 | { | |
820 | *xfered_len = gdbarch_core_xfer_shared_libraries (core_gdbarch, | |
821 | readbuf, | |
822 | offset, len); | |
823 | ||
824 | if (*xfered_len == 0) | |
825 | return TARGET_XFER_EOF; | |
826 | else | |
827 | return TARGET_XFER_OK; | |
828 | } | |
de584861 PA |
829 | } |
830 | /* FALL THROUGH */ | |
831 | ||
356a5233 JB |
832 | case TARGET_OBJECT_LIBRARIES_AIX: |
833 | if (core_gdbarch | |
834 | && gdbarch_core_xfer_shared_libraries_aix_p (core_gdbarch)) | |
835 | { | |
836 | if (writebuf) | |
2ed4b548 | 837 | return TARGET_XFER_E_IO; |
9b409511 YQ |
838 | else |
839 | { | |
840 | *xfered_len | |
841 | = gdbarch_core_xfer_shared_libraries_aix (core_gdbarch, | |
842 | readbuf, offset, | |
843 | len); | |
844 | ||
845 | if (*xfered_len == 0) | |
846 | return TARGET_XFER_EOF; | |
847 | else | |
848 | return TARGET_XFER_OK; | |
849 | } | |
356a5233 JB |
850 | } |
851 | /* FALL THROUGH */ | |
852 | ||
efcbbd14 UW |
853 | case TARGET_OBJECT_SPU: |
854 | if (readbuf && annex) | |
855 | { | |
856 | /* When the SPU contexts are stored in a core file, BFD | |
aff410f1 MS |
857 | represents this with a fake section called |
858 | "SPU/<annex>". */ | |
efcbbd14 UW |
859 | |
860 | struct bfd_section *section; | |
861 | bfd_size_type size; | |
efcbbd14 | 862 | char sectionstr[100]; |
c5504eaf | 863 | |
efcbbd14 UW |
864 | xsnprintf (sectionstr, sizeof sectionstr, "SPU/%s", annex); |
865 | ||
866 | section = bfd_get_section_by_name (core_bfd, sectionstr); | |
867 | if (section == NULL) | |
2ed4b548 | 868 | return TARGET_XFER_E_IO; |
efcbbd14 UW |
869 | |
870 | size = bfd_section_size (core_bfd, section); | |
871 | if (offset >= size) | |
9b409511 | 872 | return TARGET_XFER_EOF; |
efcbbd14 UW |
873 | size -= offset; |
874 | if (size > len) | |
875 | size = len; | |
9b409511 YQ |
876 | |
877 | if (size == 0) | |
878 | return TARGET_XFER_EOF; | |
879 | if (!bfd_get_section_contents (core_bfd, section, readbuf, | |
880 | (file_ptr) offset, size)) | |
efcbbd14 UW |
881 | { |
882 | warning (_("Couldn't read SPU section in core file.")); | |
2ed4b548 | 883 | return TARGET_XFER_E_IO; |
efcbbd14 UW |
884 | } |
885 | ||
9b409511 YQ |
886 | *xfered_len = (ULONGEST) size; |
887 | return TARGET_XFER_OK; | |
efcbbd14 UW |
888 | } |
889 | else if (readbuf) | |
890 | { | |
891 | /* NULL annex requests list of all present spuids. */ | |
892 | struct spuid_list list; | |
c5504eaf | 893 | |
efcbbd14 UW |
894 | list.buf = readbuf; |
895 | list.offset = offset; | |
896 | list.len = len; | |
897 | list.pos = 0; | |
898 | list.written = 0; | |
899 | bfd_map_over_sections (core_bfd, add_to_spuid_list, &list); | |
9b409511 YQ |
900 | |
901 | if (list.written == 0) | |
902 | return TARGET_XFER_EOF; | |
903 | else | |
904 | { | |
905 | *xfered_len = (ULONGEST) list.written; | |
906 | return TARGET_XFER_OK; | |
907 | } | |
efcbbd14 | 908 | } |
2ed4b548 | 909 | return TARGET_XFER_E_IO; |
efcbbd14 | 910 | |
9015683b TT |
911 | case TARGET_OBJECT_SIGNAL_INFO: |
912 | if (readbuf) | |
9b409511 | 913 | { |
382b69bb JB |
914 | if (core_gdbarch |
915 | && gdbarch_core_xfer_siginfo_p (core_gdbarch)) | |
9b409511 | 916 | { |
382b69bb JB |
917 | LONGEST l = gdbarch_core_xfer_siginfo (core_gdbarch, readbuf, |
918 | offset, len); | |
919 | ||
920 | if (l >= 0) | |
921 | { | |
922 | *xfered_len = l; | |
923 | if (l == 0) | |
924 | return TARGET_XFER_EOF; | |
925 | else | |
926 | return TARGET_XFER_OK; | |
927 | } | |
9b409511 YQ |
928 | } |
929 | } | |
2ed4b548 | 930 | return TARGET_XFER_E_IO; |
9015683b | 931 | |
e2544d02 | 932 | default: |
f6ac5f3d PA |
933 | return this->beneath->xfer_partial (object, annex, readbuf, |
934 | writebuf, offset, len, | |
935 | xfered_len); | |
e2544d02 RM |
936 | } |
937 | } | |
938 | ||
c906108c | 939 | \f |
c906108c SS |
940 | |
941 | /* Okay, let's be honest: threads gleaned from a core file aren't | |
942 | exactly lively, are they? On the other hand, if we don't claim | |
943 | that each & every one is alive, then we don't get any of them | |
944 | to appear in an "info thread" command, which is quite a useful | |
945 | behaviour. | |
c5aa993b | 946 | */ |
57810aa7 | 947 | bool |
f6ac5f3d | 948 | core_target::thread_alive (ptid_t ptid) |
c906108c | 949 | { |
57810aa7 | 950 | return true; |
c906108c SS |
951 | } |
952 | ||
4eb0ad19 DJ |
953 | /* Ask the current architecture what it knows about this core file. |
954 | That will be used, in turn, to pick a better architecture. This | |
955 | wrapper could be avoided if targets got a chance to specialize | |
956 | core_ops. */ | |
957 | ||
f6ac5f3d PA |
958 | const struct target_desc * |
959 | core_target::read_description () | |
4eb0ad19 | 960 | { |
a78c2d62 | 961 | if (core_gdbarch && gdbarch_core_read_description_p (core_gdbarch)) |
2117c711 TT |
962 | { |
963 | const struct target_desc *result; | |
964 | ||
f6ac5f3d | 965 | result = gdbarch_core_read_description (core_gdbarch, this, core_bfd); |
2117c711 TT |
966 | if (result != NULL) |
967 | return result; | |
968 | } | |
4eb0ad19 | 969 | |
f6ac5f3d | 970 | return this->beneath->read_description (); |
4eb0ad19 DJ |
971 | } |
972 | ||
f6ac5f3d PA |
973 | const char * |
974 | core_target::pid_to_str (ptid_t ptid) | |
0de3b513 PA |
975 | { |
976 | static char buf[64]; | |
88f38a04 | 977 | struct inferior *inf; |
a5ee0f0c | 978 | int pid; |
0de3b513 | 979 | |
a5ee0f0c PA |
980 | /* The preferred way is to have a gdbarch/OS specific |
981 | implementation. */ | |
28439f5e PA |
982 | if (core_gdbarch |
983 | && gdbarch_core_pid_to_str_p (core_gdbarch)) | |
a5ee0f0c | 984 | return gdbarch_core_pid_to_str (core_gdbarch, ptid); |
c5504eaf | 985 | |
a5ee0f0c PA |
986 | /* Otherwise, if we don't have one, we'll just fallback to |
987 | "process", with normal_pid_to_str. */ | |
28439f5e | 988 | |
a5ee0f0c PA |
989 | /* Try the LWPID field first. */ |
990 | pid = ptid_get_lwp (ptid); | |
991 | if (pid != 0) | |
992 | return normal_pid_to_str (pid_to_ptid (pid)); | |
993 | ||
994 | /* Otherwise, this isn't a "threaded" core -- use the PID field, but | |
995 | only if it isn't a fake PID. */ | |
c9657e70 | 996 | inf = find_inferior_ptid (ptid); |
88f38a04 | 997 | if (inf != NULL && !inf->fake_pid_p) |
a5ee0f0c | 998 | return normal_pid_to_str (ptid); |
0de3b513 | 999 | |
a5ee0f0c PA |
1000 | /* No luck. We simply don't have a valid PID to print. */ |
1001 | xsnprintf (buf, sizeof buf, "<main task>"); | |
0de3b513 PA |
1002 | return buf; |
1003 | } | |
1004 | ||
f6ac5f3d PA |
1005 | const char * |
1006 | core_target::thread_name (struct thread_info *thr) | |
4dfc5dbc JB |
1007 | { |
1008 | if (core_gdbarch | |
1009 | && gdbarch_core_thread_name_p (core_gdbarch)) | |
1010 | return gdbarch_core_thread_name (core_gdbarch, thr); | |
1011 | return NULL; | |
1012 | } | |
1013 | ||
57810aa7 | 1014 | bool |
f6ac5f3d | 1015 | core_target::has_memory () |
c35b1492 PA |
1016 | { |
1017 | return (core_bfd != NULL); | |
1018 | } | |
1019 | ||
57810aa7 | 1020 | bool |
f6ac5f3d | 1021 | core_target::has_stack () |
c35b1492 PA |
1022 | { |
1023 | return (core_bfd != NULL); | |
1024 | } | |
1025 | ||
57810aa7 | 1026 | bool |
f6ac5f3d | 1027 | core_target::has_registers () |
c35b1492 PA |
1028 | { |
1029 | return (core_bfd != NULL); | |
1030 | } | |
1031 | ||
451b7c33 TT |
1032 | /* Implement the to_info_proc method. */ |
1033 | ||
f6ac5f3d PA |
1034 | bool |
1035 | core_target::info_proc (const char *args, enum info_proc_what request) | |
451b7c33 TT |
1036 | { |
1037 | struct gdbarch *gdbarch = get_current_arch (); | |
1038 | ||
1039 | /* Since this is the core file target, call the 'core_info_proc' | |
1040 | method on gdbarch, not 'info_proc'. */ | |
1041 | if (gdbarch_core_info_proc_p (gdbarch)) | |
1042 | gdbarch_core_info_proc (gdbarch, args, request); | |
c906108c | 1043 | |
f6ac5f3d | 1044 | return true; |
c906108c SS |
1045 | } |
1046 | ||
c906108c | 1047 | void |
fba45db2 | 1048 | _initialize_corelow (void) |
c906108c | 1049 | { |
d9f719f1 | 1050 | add_target (core_target_info, core_target_open, filename_completer); |
c906108c | 1051 | } |