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bb140953 JL |
1 | /* Handle HP SOM shared libraries for GDB, the GNU Debugger. |
2 | Copyright 1993 Free Software Foundation, Inc. | |
b1c6705a | 3 | |
bb140953 JL |
4 | This file is part of GDB. |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | ||
20 | Written by the Center for Software Science at the Univerity of Utah | |
21 | and by Cygnus Support. */ | |
22 | ||
23 | ||
24 | #include "defs.h" | |
25 | ||
26 | #include "frame.h" | |
27 | #include "bfd.h" | |
28 | #include "som.h" | |
29 | #include "libhppa.h" | |
30 | #include "gdbcore.h" | |
31 | #include "symtab.h" | |
32 | #include "breakpoint.h" | |
33 | #include "symfile.h" | |
34 | #include "objfiles.h" | |
35 | #include "inferior.h" | |
36 | ||
b1c6705a JL |
37 | /* TODO: |
38 | ||
39 | * Relocate data addresses in the shared library. | |
40 | ||
41 | * Most of this code should work for hp300 shared libraries. Does | |
42 | anyone care enough to weed out any SOM-isms. | |
43 | ||
44 | * Do we need/want a command to load a shared library? | |
45 | ||
46 | * Test attaching to running dynamically linked code. | |
47 | ||
48 | * Support for hpux8 dynamic linker. | |
49 | ||
50 | * Support for tracking user calls to dld_load, dld_unload. */ | |
51 | ||
52 | /* The basic structure which describes a dynamically loaded object. This | |
53 | data structure is private to the dynamic linker and isn't found in | |
54 | any HPUX include file. */ | |
bb140953 JL |
55 | |
56 | struct som_solib_mapped_entry | |
57 | { | |
58 | /* The name of the library. */ | |
59 | char *name; | |
60 | ||
b1c6705a | 61 | /* Version of this structure (it is expected to change again in hpux10). */ |
bb140953 JL |
62 | unsigned char struct_version; |
63 | ||
64 | /* Binding mode for this library. */ | |
65 | unsigned char bind_mode; | |
66 | ||
67 | /* Version of this library. */ | |
68 | short library_version; | |
69 | ||
70 | /* Start of text address, link-time text location, end of text address. */ | |
71 | CORE_ADDR text_addr; | |
72 | CORE_ADDR text_link_addr; | |
73 | CORE_ADDR text_end; | |
74 | ||
75 | /* Start of data, start of bss and end of data. */ | |
76 | CORE_ADDR data_start; | |
77 | CORE_ADDR bss_start; | |
78 | CORE_ADDR data_end; | |
79 | ||
80 | /* Value of linkage pointer (%r19). */ | |
81 | CORE_ADDR got_value; | |
82 | ||
83 | /* Next entry. */ | |
84 | struct som_solib_mapped_entry *next; | |
85 | ||
86 | /* There are other fields, but I don't have information as to what is | |
87 | contained in them. */ | |
88 | }; | |
89 | ||
b1c6705a JL |
90 | /* A structure to keep track of all the known shared objects. */ |
91 | struct so_list | |
92 | { | |
93 | struct som_solib_mapped_entry som_solib; | |
94 | struct objfile *objfile; | |
95 | bfd *abfd; | |
96 | struct section_table *sections; | |
97 | struct section_table *sections_end; | |
98 | struct so_list *next; | |
99 | }; | |
100 | ||
101 | static struct so_list *so_list_head; | |
102 | ||
103 | static void som_sharedlibrary_info_command PARAMS ((char *, int)); | |
104 | ||
bb140953 JL |
105 | /* Add symbols from shared libraries into the symtab list. */ |
106 | ||
107 | void | |
108 | som_solib_add (arg_string, from_tty, target) | |
109 | char *arg_string; | |
110 | int from_tty; | |
111 | struct target_ops *target; | |
b1c6705a | 112 | { |
bb140953 | 113 | struct minimal_symbol *msymbol; |
b1c6705a | 114 | struct so_list *so_list_tail; |
bb140953 | 115 | CORE_ADDR addr; |
b1c6705a | 116 | asection *shlib_info; |
bb140953 | 117 | int status; |
c2e00af6 | 118 | unsigned int dld_flags; |
bb140953 JL |
119 | char buf[4]; |
120 | ||
c2e00af6 JL |
121 | /* If we're debugging a core file, or have attached to a running |
122 | process, then som_solib_create_inferior_hook will not have been | |
123 | called. | |
124 | ||
b1c6705a JL |
125 | We need to first determine if we're dealing with a dynamically |
126 | linked executable. If not, then return without an error or warning. | |
127 | ||
128 | We also need to examine __dld_flags to determine if the shared library | |
129 | list is valid and to determine if the libraries have been privately | |
c2e00af6 | 130 | mapped. */ |
b1c6705a JL |
131 | /* First see if the objfile was dynamically linked. */ |
132 | shlib_info = bfd_get_section_by_name (symfile_objfile->obfd, "$SHLIB_INFO$"); | |
133 | if (!shlib_info) | |
134 | return; | |
135 | ||
136 | /* It's got a $SHLIB_INFO$ section, make sure it's not empty. */ | |
137 | if (bfd_section_size (symfile_objfile->obfd, shlib_info) == 0) | |
138 | return; | |
139 | ||
c2e00af6 JL |
140 | msymbol = lookup_minimal_symbol ("__dld_flags", (struct objfile *) NULL); |
141 | if (msymbol == NULL) | |
142 | { | |
143 | error ("Unable to find __dld_flags symbol in object file.\n"); | |
144 | return; | |
145 | } | |
146 | ||
147 | addr = SYMBOL_VALUE_ADDRESS (msymbol); | |
148 | /* Read the current contents. */ | |
149 | status = target_read_memory (addr, buf, 4); | |
150 | if (status != 0) | |
151 | { | |
152 | error ("Unable to read __dld_flags\n"); | |
153 | return; | |
154 | } | |
155 | dld_flags = extract_unsigned_integer (buf, 4); | |
156 | ||
157 | /* __dld_list may not be valid. If it's not valid tell the user. */ | |
158 | if ((dld_flags & 4) == 0) | |
159 | { | |
160 | error ("__dld_list is not valid according to __dld_flags.\n"); | |
161 | return; | |
162 | } | |
163 | ||
164 | /* If the libraries were not mapped private, warn the user. */ | |
165 | if ((dld_flags & 1) == 0) | |
b1c6705a | 166 | warning ("The shared libraries were not privately mapped; setting a\nbreakpoint in a shared library will not work until you rerun the program.\n"); |
c2e00af6 | 167 | |
bb140953 JL |
168 | msymbol = lookup_minimal_symbol ("__dld_list", (struct objfile *) NULL); |
169 | if (!msymbol) | |
170 | { | |
171 | /* Older crt0.o files (hpux8) don't have __dld_list as a symbol, | |
172 | but the data is still available if you know where to look. */ | |
173 | msymbol = lookup_minimal_symbol ("__dld_flags", (struct objfile *)NULL); | |
174 | if (!msymbol) | |
175 | { | |
176 | error ("Unable to find dynamic library list.\n"); | |
177 | return; | |
178 | } | |
179 | addr = SYMBOL_VALUE_ADDRESS (msymbol) - 8; | |
180 | } | |
181 | else | |
182 | addr = SYMBOL_VALUE_ADDRESS (msymbol); | |
183 | ||
184 | status = target_read_memory (addr, buf, 4); | |
185 | if (status != 0) | |
186 | { | |
187 | error ("Unable to find dynamic library list.\n"); | |
188 | return; | |
189 | } | |
190 | ||
191 | addr = extract_unsigned_integer (buf, 4); | |
192 | ||
193 | /* If addr is zero, then we're using an old dynamic loader which | |
194 | doesn't maintain __dld_list. We'll have to use a completely | |
195 | different approach to get shared library information. */ | |
196 | if (addr == 0) | |
197 | goto old_dld; | |
198 | ||
199 | /* Using the information in __dld_list is the preferred method | |
200 | to get at shared library information. It doesn't depend on | |
201 | any functions in /usr/lib/end.o and has a chance of working | |
202 | with hpux10 when it is released. */ | |
203 | status = target_read_memory (addr, buf, 4); | |
204 | if (status != 0) | |
205 | { | |
206 | error ("Unable to find dynamic library list.\n"); | |
207 | return; | |
208 | } | |
209 | ||
210 | /* addr now holds the address of the first entry in the dynamic | |
211 | library list. */ | |
212 | addr = extract_unsigned_integer (buf, 4); | |
213 | ||
214 | /* Now that we have a pointer to the dynamic library list, walk | |
215 | through it and add the symbols for each library. | |
216 | ||
217 | Skip the first entry since it's our executable. */ | |
218 | status = target_read_memory (addr + 36, buf, 4); | |
219 | if (status != 0) | |
b1c6705a JL |
220 | goto err; |
221 | ||
bb140953 JL |
222 | addr = extract_unsigned_integer (buf, 4); |
223 | ||
b1c6705a JL |
224 | so_list_tail = so_list_head; |
225 | /* Find the end of the list of shared objects. */ | |
226 | while (so_list_tail && so_list_tail->next) | |
227 | so_list_tail = so_list_tail->next; | |
228 | ||
bb140953 JL |
229 | while (1) |
230 | { | |
231 | CORE_ADDR name_addr, text_addr; | |
232 | unsigned int name_len; | |
233 | char *name; | |
b1c6705a JL |
234 | struct so_list *new_so; |
235 | struct section_table *p; | |
236 | ||
bb140953 JL |
237 | if (addr == 0) |
238 | break; | |
239 | ||
240 | /* Get a pointer to the name of this library. */ | |
241 | status = target_read_memory (addr, buf, 4); | |
242 | if (status != 0) | |
b1c6705a JL |
243 | goto err; |
244 | ||
bb140953 JL |
245 | name_addr = extract_unsigned_integer (buf, 4); |
246 | name_len = 0; | |
247 | while (1) | |
248 | { | |
249 | target_read_memory (name_addr + name_len, buf, 1); | |
250 | if (status != 0) | |
b1c6705a JL |
251 | goto err; |
252 | ||
bb140953 JL |
253 | name_len++; |
254 | if (*buf == '\0') | |
255 | break; | |
256 | } | |
257 | name = alloca (name_len); | |
258 | status = target_read_memory (name_addr, name, name_len); | |
259 | if (status != 0) | |
b1c6705a JL |
260 | goto err; |
261 | ||
bb140953 JL |
262 | name = obsavestring (name, name_len - 1, |
263 | &symfile_objfile->symbol_obstack); | |
264 | ||
265 | status = target_read_memory (addr + 8, buf, 4); | |
266 | if (status != 0) | |
b1c6705a JL |
267 | goto err; |
268 | ||
269 | text_addr = extract_unsigned_integer (buf, 4); | |
270 | ||
271 | ||
272 | new_so = (struct so_list *) malloc (sizeof (struct so_list)); | |
273 | memset ((char *)new_so, 0, sizeof (struct so_list)); | |
274 | if (so_list_head == NULL) | |
bb140953 | 275 | { |
b1c6705a JL |
276 | so_list_head = new_so; |
277 | so_list_tail = new_so; | |
bb140953 | 278 | } |
b1c6705a JL |
279 | else |
280 | { | |
281 | so_list_tail->next = new_so; | |
282 | so_list_tail = new_so; | |
283 | } | |
284 | ||
285 | /* Fill in all the entries in GDB's shared library list. */ | |
286 | new_so->som_solib.name = name; | |
287 | status = target_read_memory (addr + 4, buf, 4); | |
288 | if (status != 0) | |
289 | goto err; | |
290 | ||
291 | new_so->som_solib.struct_version = extract_unsigned_integer (buf + 3, 1); | |
292 | new_so->som_solib.bind_mode = extract_unsigned_integer (buf + 2, 1); | |
293 | new_so->som_solib.library_version = extract_unsigned_integer (buf, 2); | |
294 | new_so->som_solib.text_addr = text_addr; | |
295 | ||
296 | status = target_read_memory (addr + 12, buf, 4); | |
297 | if (status != 0) | |
298 | goto err; | |
299 | ||
300 | new_so->som_solib.text_link_addr = extract_unsigned_integer (buf, 4); | |
bb140953 | 301 | |
b1c6705a JL |
302 | status = target_read_memory (addr + 16, buf, 4); |
303 | if (status != 0) | |
304 | goto err; | |
305 | ||
306 | new_so->som_solib.text_end = extract_unsigned_integer (buf, 4); | |
307 | ||
308 | status = target_read_memory (addr + 20, buf, 4); | |
309 | if (status != 0) | |
310 | goto err; | |
311 | ||
312 | new_so->som_solib.data_start = extract_unsigned_integer (buf, 4); | |
313 | ||
314 | status = target_read_memory (addr + 24, buf, 4); | |
315 | if (status != 0) | |
316 | goto err; | |
317 | ||
318 | new_so->som_solib.bss_start = extract_unsigned_integer (buf, 4); | |
319 | ||
320 | status = target_read_memory (addr + 28, buf, 4); | |
321 | if (status != 0) | |
322 | goto err; | |
323 | ||
324 | new_so->som_solib.data_end = extract_unsigned_integer (buf, 4); | |
325 | ||
326 | status = target_read_memory (addr + 32, buf, 4); | |
327 | if (status != 0) | |
328 | goto err; | |
329 | ||
330 | new_so->som_solib.got_value = extract_unsigned_integer (buf, 4); | |
bb140953 | 331 | |
bb140953 JL |
332 | status = target_read_memory (addr + 36, buf, 4); |
333 | if (status != 0) | |
b1c6705a JL |
334 | goto err; |
335 | ||
336 | new_so->som_solib.next = (void *)extract_unsigned_integer (buf, 4); | |
337 | addr = (CORE_ADDR)new_so->som_solib.next; | |
338 | ||
339 | new_so->objfile = symbol_file_add (name, from_tty, text_addr, 0, 0, 0); | |
340 | new_so->abfd = bfd_openr (name, gnutarget); | |
341 | new_so->abfd->cacheable = true; | |
342 | ||
343 | if (!bfd_check_format (new_so->abfd, bfd_object)) | |
344 | { | |
345 | error ("\"%s\": not in executable format: %s.", | |
346 | name, bfd_errmsg (bfd_get_error ())); | |
347 | } | |
348 | ||
349 | /* Now we need to build a section table for this library since | |
350 | we might be debugging a core file from a dynamically linked | |
351 | executable in which the libraries were not privately mapped. */ | |
352 | if (build_section_table (new_so->abfd, | |
353 | &new_so->sections, | |
354 | &new_so->sections_end)) | |
bb140953 | 355 | { |
b1c6705a | 356 | error ("Unable to build section table for shared library\n."); |
bb140953 JL |
357 | return; |
358 | } | |
b1c6705a JL |
359 | |
360 | /* Relocate all the sections based on where they got loaded. */ | |
361 | for (p = new_so->sections; p < new_so->sections_end; p++) | |
362 | { | |
363 | if (p->the_bfd_section->flags & SEC_CODE) | |
364 | { | |
365 | p->addr += text_addr - new_so->som_solib.text_link_addr; | |
366 | p->endaddr += text_addr - new_so->som_solib.text_link_addr; | |
367 | } | |
368 | else if (p->the_bfd_section->flags & SEC_DATA) | |
369 | { | |
370 | p->addr += new_so->som_solib.data_start; | |
371 | p->endaddr += new_so->som_solib.data_start; | |
372 | } | |
373 | } | |
374 | ||
375 | /* Now see if we need to map in the text and data for this shared | |
376 | library (for example debugging a core file which does not use | |
377 | private shared libraries.). | |
378 | ||
379 | Carefully peek at the first text address in the library. If the | |
380 | read succeeds, then the libraries were privately mapped and were | |
381 | included in the core dump file. | |
382 | ||
383 | If the peek failed, then the libraries were not privately mapped | |
384 | and are not in the core file, we'll have to read them in ourselves. */ | |
385 | status = target_read_memory (text_addr, buf, 4); | |
386 | if (status != 0) | |
387 | { | |
388 | int old; | |
389 | ||
390 | /* Add sections from the shared library to the core target. */ | |
391 | if (target->to_sections) | |
392 | { | |
393 | old = target->to_sections_end - target->to_sections; | |
394 | target->to_sections = (struct section_table *) | |
395 | xrealloc ((char *)target->to_sections, | |
396 | ((sizeof (struct section_table)) | |
397 | * (old + bfd_count_sections (new_so->abfd)))); | |
398 | } | |
399 | else | |
400 | { | |
401 | old = 0; | |
402 | target->to_sections = (struct section_table *) | |
403 | xmalloc ((sizeof (struct section_table)) | |
404 | * bfd_count_sections (new_so->abfd)); | |
405 | } | |
406 | target->to_sections_end = (target->to_sections | |
407 | + old + bfd_count_sections (new_so->abfd)); | |
408 | memcpy ((char *)(target->to_sections + old), | |
409 | new_so->sections, | |
410 | ((sizeof (struct section_table)) | |
411 | * bfd_count_sections (new_so->abfd))); | |
412 | } | |
bb140953 JL |
413 | } |
414 | ||
415 | /* Getting new symbols may change our opinion about what is | |
416 | frameless. */ | |
417 | reinit_frame_cache (); | |
418 | return; | |
419 | ||
420 | old_dld: | |
421 | error ("Debugging dynamic executables loaded via the hpux8 dld.sl is not supported.\n"); | |
422 | return; | |
b1c6705a JL |
423 | |
424 | err: | |
425 | error ("Error while reading dynamic library list.\n"); | |
426 | return; | |
bb140953 JL |
427 | } |
428 | ||
b1c6705a | 429 | |
bb140953 JL |
430 | /* This hook gets called just before the first instruction in the |
431 | inferior process is executed. | |
432 | ||
433 | This is our opportunity to set magic flags in the inferior so | |
434 | that GDB can be notified when a shared library is mapped in and | |
435 | to tell the dynamic linker that a private copy of the library is | |
436 | needed (so GDB can set breakpoints in the library). | |
437 | ||
438 | __dld_flags is the location of the magic flags; as of this implementation | |
439 | there are 3 flags of interest: | |
440 | ||
441 | bit 0 when set indicates that private copies of the libraries are needed | |
442 | bit 1 when set indicates that the callback hook routine is valid | |
443 | bit 2 when set indicates that the dynamic linker should maintain the | |
444 | __dld_list structure when loading/unloading libraries. | |
445 | ||
446 | Note that shared libraries are not mapped in at this time, so we have | |
447 | run the inferior until the libraries are mapped in. Typically this | |
448 | means running until the "_start" is called. */ | |
b1c6705a JL |
449 | |
450 | void | |
bb140953 JL |
451 | som_solib_create_inferior_hook() |
452 | { | |
453 | struct minimal_symbol *msymbol; | |
bb140953 | 454 | unsigned int dld_flags, status; |
b1c6705a | 455 | asection *shlib_info; |
bb140953 JL |
456 | char shadow_contents[BREAKPOINT_MAX], buf[4]; |
457 | CORE_ADDR anaddr; | |
458 | ||
459 | /* First see if the objfile was dynamically linked. */ | |
460 | shlib_info = bfd_get_section_by_name (symfile_objfile->obfd, "$SHLIB_INFO$"); | |
461 | if (!shlib_info) | |
462 | return; | |
463 | ||
464 | /* It's got a $SHLIB_INFO$ section, make sure it's not empty. */ | |
465 | if (bfd_section_size (symfile_objfile->obfd, shlib_info) == 0) | |
466 | return; | |
467 | ||
468 | /* Get the address of __dld_flags, if no such symbol exists, then we can | |
469 | not debug the shared code. */ | |
470 | msymbol = lookup_minimal_symbol ("__dld_flags", (struct objfile *) NULL); | |
471 | if (msymbol == NULL) | |
472 | { | |
473 | error ("Unable to find __dld_flags symbol in object file.\n"); | |
474 | return; | |
475 | } | |
476 | ||
477 | anaddr = SYMBOL_VALUE_ADDRESS (msymbol); | |
478 | /* Read the current contents. */ | |
479 | status = target_read_memory (anaddr, buf, 4); | |
480 | if (status != 0) | |
481 | { | |
482 | error ("Unable to read __dld_flags\n"); | |
483 | return; | |
484 | } | |
485 | dld_flags = extract_unsigned_integer (buf, 4); | |
486 | ||
487 | /* Turn on the flags we care about. */ | |
488 | dld_flags |= 0x5; | |
489 | store_unsigned_integer (buf, 4, dld_flags); | |
490 | status = target_write_memory (anaddr, buf, 4); | |
491 | if (status != 0) | |
492 | { | |
493 | error ("Unable to write __dld_flags\n"); | |
494 | return; | |
495 | } | |
496 | ||
497 | /* Now find the address of _start and set a breakpoint there. */ | |
498 | msymbol = lookup_minimal_symbol ("_start", symfile_objfile); | |
499 | if (msymbol == NULL) | |
500 | { | |
501 | error ("Unable to find _start symbol in object file.\n"); | |
502 | return; | |
503 | } | |
504 | ||
505 | anaddr = SYMBOL_VALUE_ADDRESS (msymbol); | |
506 | if (target_insert_breakpoint (anaddr, shadow_contents)) | |
507 | { | |
508 | error ("Unable to set breakpoint at _start.\n"); | |
509 | return; | |
510 | } | |
511 | ||
b1c6705a JL |
512 | /* Wipe out all knowledge of old shared libraries since their |
513 | mapping can change from one exec to another! */ | |
514 | while (so_list_head) | |
515 | { | |
516 | struct so_list *temp; | |
517 | ||
518 | free_objfile (so_list_head->objfile); | |
519 | temp = so_list_head; | |
520 | free (so_list_head); | |
521 | so_list_head = temp->next; | |
522 | } | |
523 | ||
bb140953 JL |
524 | /* Start the process again and wait for it to hit our breakpoint. */ |
525 | clear_proceed_status (); | |
526 | stop_soon_quietly = 1; | |
527 | stop_signal = TARGET_SIGNAL_0; | |
528 | do | |
529 | { | |
530 | target_resume (-1, 0, stop_signal); | |
531 | wait_for_inferior (); | |
532 | } | |
533 | while (stop_signal != TARGET_SIGNAL_TRAP); | |
534 | stop_soon_quietly = 0; | |
535 | ||
536 | /* All the libraries should be mapped in now. Remove our breakpoint and | |
537 | read in the symbol tables from the shared libraries. */ | |
538 | if (target_remove_breakpoint (anaddr, shadow_contents)) | |
539 | { | |
540 | error ("Unable to remove breakpoint at _start.\n"); | |
541 | return; | |
542 | } | |
543 | ||
544 | som_solib_add ((char *) 0, 0, (struct target_ops *) 0); | |
545 | } | |
b1c6705a JL |
546 | |
547 | /* Dump information about all the currently loaded shared libraries. */ | |
548 | ||
549 | static void | |
550 | som_sharedlibrary_info_command (ignore, from_tty) | |
551 | char *ignore; | |
552 | int from_tty; | |
553 | { | |
554 | struct so_list *so_list = so_list_head; | |
555 | ||
556 | if (exec_bfd == NULL) | |
557 | { | |
558 | printf_unfiltered ("no exec file.\n"); | |
559 | return; | |
560 | } | |
561 | ||
562 | if (so_list == NULL) | |
563 | { | |
564 | printf_unfiltered ("No shared libraries loaded at this time.\n"); | |
565 | return; | |
566 | } | |
567 | ||
568 | printf_unfiltered ("Shared Object Libraries\n"); | |
569 | printf_unfiltered (" %-12s%-12s%-12s%-12s%-12s%-12s\n", | |
570 | " flags", " tstart", " tend", " dstart", " dend", " dlt"); | |
571 | while (so_list) | |
572 | { | |
573 | unsigned int flags; | |
574 | ||
575 | flags = so_list->som_solib.struct_version << 24; | |
576 | flags |= so_list->som_solib.bind_mode << 16; | |
577 | flags |= so_list->som_solib.library_version; | |
578 | printf_unfiltered ("%s\n", so_list->som_solib.name); | |
579 | printf_unfiltered (" %-12s", local_hex_string_custom (flags, "08l")); | |
580 | printf_unfiltered ("%-12s", | |
581 | local_hex_string_custom (so_list->som_solib.text_addr, "08l")); | |
582 | printf_unfiltered ("%-12s", | |
583 | local_hex_string_custom (so_list->som_solib.text_end, "08l")); | |
584 | printf_unfiltered ("%-12s", | |
585 | local_hex_string_custom (so_list->som_solib.data_start, "08l")); | |
586 | printf_unfiltered ("%-12s", | |
587 | local_hex_string_custom (so_list->som_solib.data_end, "08l")); | |
588 | printf_unfiltered ("%-12s\n", | |
589 | local_hex_string_custom (so_list->som_solib.got_value, "08l")); | |
590 | so_list = so_list->next; | |
591 | } | |
592 | } | |
593 | ||
594 | void | |
595 | _initialize_som_solib () | |
596 | { | |
597 | add_info ("sharedlibrary", som_sharedlibrary_info_command, | |
598 | "Status of loaded shared object libraries."); | |
599 | } |