Commit | Line | Data |
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cfa9d6d9 DJ |
1 | /* Definitions for targets which report shared library events. |
2 | ||
61baf725 | 3 | Copyright (C) 2007-2017 Free Software Foundation, Inc. |
cfa9d6d9 DJ |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
a9762ec7 | 9 | the Free Software Foundation; either version 3 of the License, or |
cfa9d6d9 DJ |
10 | (at your option) any later version. |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
a9762ec7 | 18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ |
cfa9d6d9 DJ |
19 | |
20 | #include "defs.h" | |
21 | #include "objfiles.h" | |
22 | #include "solist.h" | |
23 | #include "symtab.h" | |
24 | #include "symfile.h" | |
25 | #include "target.h" | |
26 | #include "vec.h" | |
8d465389 | 27 | #include "solib-target.h" |
cfa9d6d9 | 28 | |
cfa9d6d9 | 29 | /* Private data for each loaded library. */ |
d0e449a1 | 30 | struct lm_info_target : public lm_info_base |
cfa9d6d9 | 31 | { |
51046d9e SM |
32 | ~lm_info_target () |
33 | { | |
34 | VEC_free (CORE_ADDR, this->segment_bases); | |
35 | VEC_free (CORE_ADDR, this->section_bases); | |
36 | } | |
37 | ||
cfa9d6d9 DJ |
38 | /* The library's name. The name is normally kept in the struct |
39 | so_list; it is only here during XML parsing. */ | |
51046d9e | 40 | std::string name; |
cfa9d6d9 | 41 | |
1fddbabb PA |
42 | /* The target can either specify segment bases or section bases, not |
43 | both. */ | |
44 | ||
cfa9d6d9 DJ |
45 | /* The base addresses for each independently relocatable segment of |
46 | this shared library. */ | |
51046d9e | 47 | VEC(CORE_ADDR) *segment_bases = NULL; |
cfa9d6d9 | 48 | |
1fddbabb PA |
49 | /* The base addresses for each independently allocatable, |
50 | relocatable section of this shared library. */ | |
51046d9e | 51 | VEC(CORE_ADDR) *section_bases = NULL; |
1fddbabb | 52 | |
cfa9d6d9 | 53 | /* The cached offsets for each section of this shared library, |
1fddbabb | 54 | determined from SEGMENT_BASES, or SECTION_BASES. */ |
51046d9e | 55 | section_offsets *offsets = NULL; |
cfa9d6d9 DJ |
56 | }; |
57 | ||
d0e449a1 SM |
58 | typedef lm_info_target *lm_info_target_p; |
59 | DEF_VEC_P(lm_info_target_p); | |
cfa9d6d9 DJ |
60 | |
61 | #if !defined(HAVE_LIBEXPAT) | |
62 | ||
d0e449a1 | 63 | static VEC(lm_info_target_p) * |
cfa9d6d9 DJ |
64 | solib_target_parse_libraries (const char *library) |
65 | { | |
66 | static int have_warned; | |
67 | ||
68 | if (!have_warned) | |
69 | { | |
70 | have_warned = 1; | |
71 | warning (_("Can not parse XML library list; XML support was disabled " | |
72 | "at compile time")); | |
73 | } | |
74 | ||
75 | return NULL; | |
76 | } | |
77 | ||
78 | #else /* HAVE_LIBEXPAT */ | |
79 | ||
80 | #include "xml-support.h" | |
81 | ||
82 | /* Handle the start of a <segment> element. */ | |
83 | ||
84 | static void | |
85 | library_list_start_segment (struct gdb_xml_parser *parser, | |
86 | const struct gdb_xml_element *element, | |
87 | void *user_data, VEC(gdb_xml_value_s) *attributes) | |
88 | { | |
d0e449a1 SM |
89 | VEC(lm_info_target_p) **list = (VEC(lm_info_target_p) **) user_data; |
90 | lm_info_target *last = VEC_last (lm_info_target_p, *list); | |
19ba03f4 | 91 | ULONGEST *address_p |
bc84451b | 92 | = (ULONGEST *) xml_find_attribute (attributes, "address")->value; |
358eb95e | 93 | CORE_ADDR address = (CORE_ADDR) *address_p; |
cfa9d6d9 | 94 | |
1fddbabb PA |
95 | if (last->section_bases != NULL) |
96 | gdb_xml_error (parser, | |
97 | _("Library list with both segments and sections")); | |
98 | ||
267f6504 | 99 | VEC_safe_push (CORE_ADDR, last->segment_bases, address); |
cfa9d6d9 DJ |
100 | } |
101 | ||
1fddbabb PA |
102 | static void |
103 | library_list_start_section (struct gdb_xml_parser *parser, | |
104 | const struct gdb_xml_element *element, | |
105 | void *user_data, VEC(gdb_xml_value_s) *attributes) | |
106 | { | |
d0e449a1 SM |
107 | VEC(lm_info_target_p) **list = (VEC(lm_info_target_p) **) user_data; |
108 | lm_info_target *last = VEC_last (lm_info_target_p, *list); | |
19ba03f4 | 109 | ULONGEST *address_p |
bc84451b | 110 | = (ULONGEST *) xml_find_attribute (attributes, "address")->value; |
1fddbabb PA |
111 | CORE_ADDR address = (CORE_ADDR) *address_p; |
112 | ||
113 | if (last->segment_bases != NULL) | |
114 | gdb_xml_error (parser, | |
115 | _("Library list with both segments and sections")); | |
116 | ||
267f6504 | 117 | VEC_safe_push (CORE_ADDR, last->section_bases, address); |
1fddbabb PA |
118 | } |
119 | ||
cfa9d6d9 DJ |
120 | /* Handle the start of a <library> element. */ |
121 | ||
122 | static void | |
123 | library_list_start_library (struct gdb_xml_parser *parser, | |
124 | const struct gdb_xml_element *element, | |
125 | void *user_data, VEC(gdb_xml_value_s) *attributes) | |
126 | { | |
d0e449a1 | 127 | VEC(lm_info_target_p) **list = (VEC(lm_info_target_p) **) user_data; |
51046d9e | 128 | lm_info_target *item = new lm_info_target; |
19ba03f4 SM |
129 | const char *name |
130 | = (const char *) xml_find_attribute (attributes, "name")->value; | |
cfa9d6d9 DJ |
131 | |
132 | item->name = xstrdup (name); | |
d0e449a1 | 133 | VEC_safe_push (lm_info_target_p, *list, item); |
cfa9d6d9 DJ |
134 | } |
135 | ||
1fddbabb PA |
136 | static void |
137 | library_list_end_library (struct gdb_xml_parser *parser, | |
138 | const struct gdb_xml_element *element, | |
139 | void *user_data, const char *body_text) | |
140 | { | |
d0e449a1 SM |
141 | VEC(lm_info_target_p) **list = (VEC(lm_info_target_p) **) user_data; |
142 | lm_info_target *lm_info = VEC_last (lm_info_target_p, *list); | |
433759f7 | 143 | |
1fddbabb PA |
144 | if (lm_info->segment_bases == NULL |
145 | && lm_info->section_bases == NULL) | |
146 | gdb_xml_error (parser, | |
147 | _("No segment or section bases defined")); | |
148 | } | |
149 | ||
150 | ||
cfa9d6d9 DJ |
151 | /* Handle the start of a <library-list> element. */ |
152 | ||
153 | static void | |
154 | library_list_start_list (struct gdb_xml_parser *parser, | |
155 | const struct gdb_xml_element *element, | |
156 | void *user_data, VEC(gdb_xml_value_s) *attributes) | |
157 | { | |
24c05f46 | 158 | struct gdb_xml_value *version = xml_find_attribute (attributes, "version"); |
cfa9d6d9 | 159 | |
24c05f46 | 160 | /* #FIXED attribute may be omitted, Expat returns NULL in such case. */ |
8847cac2 | 161 | if (version != NULL) |
24c05f46 | 162 | { |
19ba03f4 | 163 | const char *string = (const char *) version->value; |
24c05f46 JK |
164 | |
165 | if (strcmp (string, "1.0") != 0) | |
166 | gdb_xml_error (parser, | |
167 | _("Library list has unsupported version \"%s\""), | |
21047726 | 168 | string); |
24c05f46 | 169 | } |
cfa9d6d9 DJ |
170 | } |
171 | ||
172 | /* Discard the constructed library list. */ | |
173 | ||
174 | static void | |
175 | solib_target_free_library_list (void *p) | |
176 | { | |
d0e449a1 SM |
177 | VEC(lm_info_target_p) **result = (VEC(lm_info_target_p) **) p; |
178 | lm_info_target *info; | |
cfa9d6d9 DJ |
179 | int ix; |
180 | ||
d0e449a1 | 181 | for (ix = 0; VEC_iterate (lm_info_target_p, *result, ix, info); ix++) |
51046d9e SM |
182 | delete info; |
183 | ||
d0e449a1 | 184 | VEC_free (lm_info_target_p, *result); |
cfa9d6d9 DJ |
185 | *result = NULL; |
186 | } | |
187 | ||
188 | /* The allowed elements and attributes for an XML library list. | |
189 | The root element is a <library-list>. */ | |
190 | ||
d6c10e95 | 191 | static const struct gdb_xml_attribute segment_attributes[] = { |
cfa9d6d9 DJ |
192 | { "address", GDB_XML_AF_NONE, gdb_xml_parse_attr_ulongest, NULL }, |
193 | { NULL, GDB_XML_AF_NONE, NULL, NULL } | |
194 | }; | |
195 | ||
d6c10e95 | 196 | static const struct gdb_xml_attribute section_attributes[] = { |
1fddbabb PA |
197 | { "address", GDB_XML_AF_NONE, gdb_xml_parse_attr_ulongest, NULL }, |
198 | { NULL, GDB_XML_AF_NONE, NULL, NULL } | |
199 | }; | |
200 | ||
d6c10e95 | 201 | static const struct gdb_xml_element library_children[] = { |
1fddbabb PA |
202 | { "segment", segment_attributes, NULL, |
203 | GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL, | |
cfa9d6d9 | 204 | library_list_start_segment, NULL }, |
1fddbabb PA |
205 | { "section", section_attributes, NULL, |
206 | GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL, | |
207 | library_list_start_section, NULL }, | |
cfa9d6d9 DJ |
208 | { NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL } |
209 | }; | |
210 | ||
d6c10e95 | 211 | static const struct gdb_xml_attribute library_attributes[] = { |
cfa9d6d9 DJ |
212 | { "name", GDB_XML_AF_NONE, NULL, NULL }, |
213 | { NULL, GDB_XML_AF_NONE, NULL, NULL } | |
214 | }; | |
215 | ||
d6c10e95 | 216 | static const struct gdb_xml_element library_list_children[] = { |
cfa9d6d9 DJ |
217 | { "library", library_attributes, library_children, |
218 | GDB_XML_EF_REPEATABLE | GDB_XML_EF_OPTIONAL, | |
1fddbabb | 219 | library_list_start_library, library_list_end_library }, |
cfa9d6d9 DJ |
220 | { NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL } |
221 | }; | |
222 | ||
d6c10e95 | 223 | static const struct gdb_xml_attribute library_list_attributes[] = { |
24c05f46 | 224 | { "version", GDB_XML_AF_OPTIONAL, NULL, NULL }, |
cfa9d6d9 DJ |
225 | { NULL, GDB_XML_AF_NONE, NULL, NULL } |
226 | }; | |
227 | ||
d6c10e95 | 228 | static const struct gdb_xml_element library_list_elements[] = { |
cfa9d6d9 DJ |
229 | { "library-list", library_list_attributes, library_list_children, |
230 | GDB_XML_EF_NONE, library_list_start_list, NULL }, | |
231 | { NULL, NULL, NULL, GDB_XML_EF_NONE, NULL, NULL } | |
232 | }; | |
233 | ||
d0e449a1 | 234 | static VEC(lm_info_target_p) * |
cfa9d6d9 DJ |
235 | solib_target_parse_libraries (const char *library) |
236 | { | |
d0e449a1 | 237 | VEC(lm_info_target_p) *result = NULL; |
efc0eabd PA |
238 | struct cleanup *back_to = make_cleanup (solib_target_free_library_list, |
239 | &result); | |
cfa9d6d9 | 240 | |
efc0eabd PA |
241 | if (gdb_xml_parse_quick (_("target library list"), "library-list.dtd", |
242 | library_list_elements, library, &result) == 0) | |
243 | { | |
244 | /* Parsed successfully, keep the result. */ | |
245 | discard_cleanups (back_to); | |
246 | return result; | |
247 | } | |
cfa9d6d9 DJ |
248 | |
249 | do_cleanups (back_to); | |
efc0eabd | 250 | return NULL; |
cfa9d6d9 DJ |
251 | } |
252 | #endif | |
253 | ||
254 | static struct so_list * | |
255 | solib_target_current_sos (void) | |
256 | { | |
257 | struct so_list *new_solib, *start = NULL, *last = NULL; | |
b25d79d4 PM |
258 | char *library_document; |
259 | struct cleanup *old_chain; | |
d0e449a1 SM |
260 | VEC(lm_info_target_p) *library_list; |
261 | lm_info_target *info; | |
cfa9d6d9 DJ |
262 | int ix; |
263 | ||
264 | /* Fetch the list of shared libraries. */ | |
265 | library_document = target_read_stralloc (¤t_target, | |
266 | TARGET_OBJECT_LIBRARIES, | |
267 | NULL); | |
268 | if (library_document == NULL) | |
269 | return NULL; | |
270 | ||
b25d79d4 PM |
271 | /* solib_target_parse_libraries may throw, so we use a cleanup. */ |
272 | old_chain = make_cleanup (xfree, library_document); | |
273 | ||
cfa9d6d9 DJ |
274 | /* Parse the list. */ |
275 | library_list = solib_target_parse_libraries (library_document); | |
b25d79d4 PM |
276 | |
277 | /* library_document string is not needed behind this point. */ | |
278 | do_cleanups (old_chain); | |
279 | ||
cfa9d6d9 DJ |
280 | if (library_list == NULL) |
281 | return NULL; | |
282 | ||
283 | /* Build a struct so_list for each entry on the list. */ | |
d0e449a1 | 284 | for (ix = 0; VEC_iterate (lm_info_target_p, library_list, ix, info); ix++) |
cfa9d6d9 | 285 | { |
41bf6aca | 286 | new_solib = XCNEW (struct so_list); |
51046d9e SM |
287 | strncpy (new_solib->so_name, info->name.c_str (), |
288 | SO_NAME_MAX_PATH_SIZE - 1); | |
cfa9d6d9 | 289 | new_solib->so_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0'; |
51046d9e | 290 | strncpy (new_solib->so_original_name, info->name.c_str (), |
cfa9d6d9 DJ |
291 | SO_NAME_MAX_PATH_SIZE - 1); |
292 | new_solib->so_original_name[SO_NAME_MAX_PATH_SIZE - 1] = '\0'; | |
293 | new_solib->lm_info = info; | |
294 | ||
295 | /* We no longer need this copy of the name. */ | |
51046d9e | 296 | info->name.clear (); |
cfa9d6d9 DJ |
297 | |
298 | /* Add it to the list. */ | |
299 | if (!start) | |
300 | last = start = new_solib; | |
301 | else | |
302 | { | |
303 | last->next = new_solib; | |
304 | last = new_solib; | |
305 | } | |
306 | } | |
307 | ||
308 | /* Free the library list, but not its members. */ | |
d0e449a1 | 309 | VEC_free (lm_info_target_p, library_list); |
cfa9d6d9 DJ |
310 | |
311 | return start; | |
312 | } | |
313 | ||
cfa9d6d9 | 314 | static void |
268a4a75 | 315 | solib_target_solib_create_inferior_hook (int from_tty) |
cfa9d6d9 DJ |
316 | { |
317 | /* Nothing needed. */ | |
318 | } | |
319 | ||
320 | static void | |
321 | solib_target_clear_solib (void) | |
322 | { | |
323 | /* Nothing needed. */ | |
324 | } | |
325 | ||
326 | static void | |
327 | solib_target_free_so (struct so_list *so) | |
328 | { | |
d0e449a1 SM |
329 | lm_info_target *li = (lm_info_target *) so->lm_info; |
330 | ||
51046d9e SM |
331 | gdb_assert (li->name.empty ()); |
332 | ||
333 | delete li; | |
cfa9d6d9 DJ |
334 | } |
335 | ||
336 | static void | |
337 | solib_target_relocate_section_addresses (struct so_list *so, | |
0542c86d | 338 | struct target_section *sec) |
cfa9d6d9 | 339 | { |
cfa9d6d9 | 340 | CORE_ADDR offset; |
d0e449a1 | 341 | lm_info_target *li = (lm_info_target *) so->lm_info; |
cfa9d6d9 DJ |
342 | |
343 | /* Build the offset table only once per object file. We can not do | |
344 | it any earlier, since we need to open the file first. */ | |
d0e449a1 | 345 | if (li->offsets == NULL) |
cfa9d6d9 | 346 | { |
d445b2f6 | 347 | int num_sections = gdb_bfd_count_sections (so->abfd); |
cfa9d6d9 | 348 | |
d0e449a1 | 349 | li->offsets |
224c3ddb SM |
350 | = ((struct section_offsets *) |
351 | xzalloc (SIZEOF_N_SECTION_OFFSETS (num_sections))); | |
cfa9d6d9 | 352 | |
d0e449a1 | 353 | if (li->section_bases) |
cfa9d6d9 | 354 | { |
cfa9d6d9 | 355 | int i; |
1fddbabb PA |
356 | asection *sect; |
357 | int num_section_bases | |
d0e449a1 | 358 | = VEC_length (CORE_ADDR, li->section_bases); |
1fddbabb PA |
359 | int num_alloc_sections = 0; |
360 | ||
361 | for (i = 0, sect = so->abfd->sections; | |
362 | sect != NULL; | |
363 | i++, sect = sect->next) | |
364 | if ((bfd_get_section_flags (so->abfd, sect) & SEC_ALLOC)) | |
365 | num_alloc_sections++; | |
366 | ||
367 | if (num_alloc_sections != num_section_bases) | |
368 | warning (_("\ | |
369 | Could not relocate shared library \"%s\": wrong number of ALLOC sections"), | |
cfa9d6d9 | 370 | so->so_name); |
1fddbabb | 371 | else |
cfa9d6d9 | 372 | { |
1fddbabb PA |
373 | int bases_index = 0; |
374 | int found_range = 0; | |
375 | CORE_ADDR *section_bases; | |
433759f7 | 376 | |
1fddbabb | 377 | section_bases = VEC_address (CORE_ADDR, |
d0e449a1 | 378 | li->section_bases); |
1fddbabb PA |
379 | |
380 | so->addr_low = ~(CORE_ADDR) 0; | |
381 | so->addr_high = 0; | |
382 | for (i = 0, sect = so->abfd->sections; | |
383 | sect != NULL; | |
384 | i++, sect = sect->next) | |
385 | { | |
386 | if (!(bfd_get_section_flags (so->abfd, sect) & SEC_ALLOC)) | |
387 | continue; | |
388 | if (bfd_section_size (so->abfd, sect) > 0) | |
389 | { | |
390 | CORE_ADDR low, high; | |
433759f7 | 391 | |
1fddbabb PA |
392 | low = section_bases[i]; |
393 | high = low + bfd_section_size (so->abfd, sect) - 1; | |
394 | ||
395 | if (low < so->addr_low) | |
396 | so->addr_low = low; | |
397 | if (high > so->addr_high) | |
398 | so->addr_high = high; | |
399 | gdb_assert (so->addr_low <= so->addr_high); | |
400 | found_range = 1; | |
401 | } | |
d0e449a1 | 402 | li->offsets->offsets[i] |
3e43a32a | 403 | = section_bases[bases_index]; |
1fddbabb PA |
404 | bases_index++; |
405 | } | |
406 | if (!found_range) | |
407 | so->addr_low = so->addr_high = 0; | |
408 | gdb_assert (so->addr_low <= so->addr_high); | |
409 | } | |
410 | } | |
d0e449a1 | 411 | else if (li->segment_bases) |
1fddbabb PA |
412 | { |
413 | struct symfile_segment_data *data; | |
433759f7 | 414 | |
1fddbabb PA |
415 | data = get_symfile_segment_data (so->abfd); |
416 | if (data == NULL) | |
417 | warning (_("\ | |
418 | Could not relocate shared library \"%s\": no segments"), so->so_name); | |
419 | else | |
420 | { | |
421 | ULONGEST orig_delta; | |
422 | int i; | |
423 | int num_bases; | |
424 | CORE_ADDR *segment_bases; | |
425 | ||
d0e449a1 SM |
426 | num_bases = VEC_length (CORE_ADDR, li->segment_bases); |
427 | segment_bases = VEC_address (CORE_ADDR, li->segment_bases); | |
1fddbabb | 428 | |
d0e449a1 | 429 | if (!symfile_map_offsets_to_segments (so->abfd, data, li->offsets, |
1fddbabb PA |
430 | num_bases, segment_bases)) |
431 | warning (_("\ | |
432 | Could not relocate shared library \"%s\": bad offsets"), so->so_name); | |
433 | ||
434 | /* Find the range of addresses to report for this library in | |
435 | "info sharedlibrary". Report any consecutive segments | |
436 | which were relocated as a single unit. */ | |
437 | gdb_assert (num_bases > 0); | |
438 | orig_delta = segment_bases[0] - data->segment_bases[0]; | |
439 | ||
440 | for (i = 1; i < data->num_segments; i++) | |
441 | { | |
442 | /* If we have run out of offsets, assume all | |
443 | remaining segments have the same offset. */ | |
444 | if (i >= num_bases) | |
445 | continue; | |
446 | ||
447 | /* If this segment does not have the same offset, do | |
448 | not include it in the library's range. */ | |
449 | if (segment_bases[i] - data->segment_bases[i] != orig_delta) | |
450 | break; | |
451 | } | |
452 | ||
453 | so->addr_low = segment_bases[0]; | |
454 | so->addr_high = (data->segment_bases[i - 1] | |
455 | + data->segment_sizes[i - 1] | |
456 | + orig_delta); | |
457 | gdb_assert (so->addr_low <= so->addr_high); | |
458 | ||
459 | free_symfile_segment_data (data); | |
cfa9d6d9 | 460 | } |
cfa9d6d9 DJ |
461 | } |
462 | } | |
463 | ||
d0e449a1 SM |
464 | offset = li->offsets->offsets[gdb_bfd_section_index |
465 | (sec->the_bfd_section->owner, | |
466 | sec->the_bfd_section)]; | |
cfa9d6d9 DJ |
467 | sec->addr += offset; |
468 | sec->endaddr += offset; | |
469 | } | |
470 | ||
471 | static int | |
472 | solib_target_open_symbol_file_object (void *from_ttyp) | |
473 | { | |
474 | /* We can't locate the main symbol file based on the target's | |
475 | knowledge; the user has to specify it. */ | |
476 | return 0; | |
477 | } | |
478 | ||
479 | static int | |
480 | solib_target_in_dynsym_resolve_code (CORE_ADDR pc) | |
481 | { | |
482 | /* We don't have a range of addresses for the dynamic linker; there | |
483 | may not be one in the program's address space. So only report | |
484 | PLT entries (which may be import stubs). */ | |
3e5d3a5a | 485 | return in_plt_section (pc); |
cfa9d6d9 DJ |
486 | } |
487 | ||
8d465389 | 488 | struct target_so_ops solib_target_so_ops; |
cfa9d6d9 | 489 | |
3e43a32a MS |
490 | /* -Wmissing-prototypes */ |
491 | extern initialize_file_ftype _initialize_solib_target; | |
cfa9d6d9 DJ |
492 | |
493 | void | |
494 | _initialize_solib_target (void) | |
495 | { | |
496 | solib_target_so_ops.relocate_section_addresses | |
497 | = solib_target_relocate_section_addresses; | |
498 | solib_target_so_ops.free_so = solib_target_free_so; | |
499 | solib_target_so_ops.clear_solib = solib_target_clear_solib; | |
500 | solib_target_so_ops.solib_create_inferior_hook | |
501 | = solib_target_solib_create_inferior_hook; | |
cfa9d6d9 DJ |
502 | solib_target_so_ops.current_sos = solib_target_current_sos; |
503 | solib_target_so_ops.open_symbol_file_object | |
504 | = solib_target_open_symbol_file_object; | |
505 | solib_target_so_ops.in_dynsym_resolve_code | |
506 | = solib_target_in_dynsym_resolve_code; | |
831a0c44 | 507 | solib_target_so_ops.bfd_open = solib_bfd_open; |
98d64339 PA |
508 | |
509 | /* Set current_target_so_ops to solib_target_so_ops if not already | |
510 | set. */ | |
511 | if (current_target_so_ops == 0) | |
512 | current_target_so_ops = &solib_target_so_ops; | |
cfa9d6d9 | 513 | } |