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252b5132 RH |
1 | # This shell script emits a C file. -*- C -*- |
2 | # It does some substitutions. | |
3 | # This file is now misnamed, because it supports both 32 bit and 64 bit | |
4 | # ELF emulations. | |
5 | test -z "${ELFSIZE}" && ELFSIZE=32 | |
6 | cat >e${EMULATION_NAME}.c <<EOF | |
7 | /* This file is is generated by a shell script. DO NOT EDIT! */ | |
8 | ||
9 | /* ${ELFSIZE} bit ELF emulation code for ${EMULATION_NAME} | |
87f2a346 ILT |
10 | Copyright (C) 1991, 93, 94, 95, 96, 97, 98, 1999 |
11 | Free Software Foundation, Inc. | |
252b5132 RH |
12 | Written by Steve Chamberlain <sac@cygnus.com> |
13 | ELF support by Ian Lance Taylor <ian@cygnus.com> | |
14 | ||
15 | This file is part of GLD, the Gnu Linker. | |
16 | ||
17 | This program is free software; you can redistribute it and/or modify | |
18 | it under the terms of the GNU General Public License as published by | |
19 | the Free Software Foundation; either version 2 of the License, or | |
20 | (at your option) any later version. | |
21 | ||
22 | This program is distributed in the hope that it will be useful, | |
23 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
24 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
25 | GNU General Public License for more details. | |
26 | ||
27 | You should have received a copy of the GNU General Public License | |
28 | along with this program; if not, write to the Free Software | |
29 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
30 | ||
31 | #define TARGET_IS_${EMULATION_NAME} | |
32 | ||
33 | #include "bfd.h" | |
34 | #include "sysdep.h" | |
35 | ||
36 | #include <ctype.h> | |
37 | ||
38 | #include "bfdlink.h" | |
39 | ||
40 | #include "ld.h" | |
41 | #include "ldmain.h" | |
42 | #include "ldemul.h" | |
43 | #include "ldfile.h" | |
44 | #include "ldmisc.h" | |
45 | #include "ldexp.h" | |
46 | #include "ldlang.h" | |
47 | #include "ldgram.h" | |
48 | ||
49 | static void gld${EMULATION_NAME}_before_parse PARAMS ((void)); | |
50 | static boolean gld${EMULATION_NAME}_open_dynamic_archive | |
51 | PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *)); | |
52 | static void gld${EMULATION_NAME}_after_open PARAMS ((void)); | |
53 | static void gld${EMULATION_NAME}_check_needed | |
54 | PARAMS ((lang_input_statement_type *)); | |
55 | static void gld${EMULATION_NAME}_stat_needed | |
56 | PARAMS ((lang_input_statement_type *)); | |
57 | static boolean gld${EMULATION_NAME}_search_needed | |
58 | PARAMS ((const char *, const char *, int)); | |
59 | static boolean gld${EMULATION_NAME}_try_needed PARAMS ((const char *, int)); | |
60 | static void gld${EMULATION_NAME}_vercheck | |
61 | PARAMS ((lang_input_statement_type *)); | |
62 | static void gld${EMULATION_NAME}_before_allocation PARAMS ((void)); | |
63 | static void gld${EMULATION_NAME}_find_statement_assignment | |
64 | PARAMS ((lang_statement_union_type *)); | |
65 | static void gld${EMULATION_NAME}_find_exp_assignment PARAMS ((etree_type *)); | |
66 | static boolean gld${EMULATION_NAME}_place_orphan | |
67 | PARAMS ((lang_input_statement_type *, asection *)); | |
68 | static void gld${EMULATION_NAME}_place_section | |
69 | PARAMS ((lang_statement_union_type *)); | |
70 | static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile)); | |
71 | ||
72 | static void | |
73 | gld${EMULATION_NAME}_before_parse() | |
74 | { | |
75 | ldfile_output_architecture = bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`; | |
76 | config.dynamic_link = ${DYNAMIC_LINK-true}; | |
77 | config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo true ; else echo false ; fi`; | |
78 | } | |
79 | ||
80 | /* Try to open a dynamic archive. This is where we know that ELF | |
070f1aed JL |
81 | dynamic libraries have an extension of .so (or .sl on oddball systems |
82 | like hpux). */ | |
252b5132 RH |
83 | |
84 | static boolean | |
85 | gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry) | |
86 | const char *arch; | |
87 | search_dirs_type *search; | |
88 | lang_input_statement_type *entry; | |
89 | { | |
90 | const char *filename; | |
91 | char *string; | |
92 | ||
93 | if (! entry->is_archive) | |
94 | return false; | |
95 | ||
96 | filename = entry->filename; | |
97 | ||
98 | string = (char *) xmalloc (strlen (search->name) | |
99 | + strlen (filename) | |
100 | + strlen (arch) | |
101 | + sizeof "/lib.so"); | |
102 | ||
103 | sprintf (string, "%s/lib%s%s.so", search->name, filename, arch); | |
104 | ||
105 | if (! ldfile_try_open_bfd (string, entry)) | |
106 | { | |
070f1aed JL |
107 | /* It failed using .so, try again with .sl for oddball systems |
108 | that use a different naming scheme (ie hpux). */ | |
109 | sprintf (string, "%s/lib%s%s.sl", search->name, filename, arch); | |
110 | ||
111 | if (! ldfile_try_open_bfd (string, entry)) | |
112 | { | |
113 | free (string); | |
114 | return false; | |
115 | } | |
252b5132 RH |
116 | } |
117 | ||
118 | entry->filename = string; | |
119 | ||
120 | /* We have found a dynamic object to include in the link. The ELF | |
121 | backend linker will create a DT_NEEDED entry in the .dynamic | |
122 | section naming this file. If this file includes a DT_SONAME | |
123 | entry, it will be used. Otherwise, the ELF linker will just use | |
124 | the name of the file. For an archive found by searching, like | |
125 | this one, the DT_NEEDED entry should consist of just the name of | |
126 | the file, without the path information used to find it. Note | |
127 | that we only need to do this if we have a dynamic object; an | |
128 | archive will never be referenced by a DT_NEEDED entry. | |
129 | ||
130 | FIXME: This approach--using bfd_elf_set_dt_needed_name--is not | |
131 | very pretty. I haven't been able to think of anything that is | |
132 | pretty, though. */ | |
133 | if (bfd_check_format (entry->the_bfd, bfd_object) | |
134 | && (entry->the_bfd->flags & DYNAMIC) != 0) | |
135 | { | |
d3cc5bd6 | 136 | char *filname, *needed_name; |
252b5132 RH |
137 | |
138 | ASSERT (entry->is_archive && entry->search_dirs_flag); | |
d3cc5bd6 JL |
139 | |
140 | /* Rather than duplicating the logic above. Just use the | |
141 | filename we recorded earlier.o | |
142 | ||
143 | First strip off everything before the last '/'. */ | |
144 | filename = strrchr (entry->filename, '/'); | |
145 | filename++; | |
146 | ||
9f5b33d7 | 147 | needed_name = (char *) xmalloc (strlen (filename) + 1); |
d3cc5bd6 | 148 | strcpy (needed_name, filename); |
252b5132 RH |
149 | bfd_elf_set_dt_needed_name (entry->the_bfd, needed_name); |
150 | } | |
151 | ||
152 | return true; | |
153 | } | |
154 | ||
155 | EOF | |
156 | if [ "x${host}" = "x${target}" ] ; then | |
f97f7300 RH |
157 | case " ${EMULATION_LIBPATH} " in |
158 | *" ${EMULATION_NAME} "*) | |
252b5132 RH |
159 | cat >>e${EMULATION_NAME}.c <<EOF |
160 | ||
161 | /* For a native linker, check the file /etc/ld.so.conf for directories | |
162 | in which we may find shared libraries. /etc/ld.so.conf is really | |
163 | only meaningful on Linux, but we check it on other systems anyhow. */ | |
164 | ||
165 | static boolean gld${EMULATION_NAME}_check_ld_so_conf | |
166 | PARAMS ((const char *, int)); | |
167 | ||
168 | static boolean | |
169 | gld${EMULATION_NAME}_check_ld_so_conf (name, force) | |
170 | const char *name; | |
171 | int force; | |
172 | { | |
173 | static boolean initialized; | |
174 | static char *ld_so_conf; | |
175 | ||
176 | if (! initialized) | |
177 | { | |
178 | FILE *f; | |
179 | ||
180 | f = fopen ("/etc/ld.so.conf", FOPEN_RT); | |
181 | if (f != NULL) | |
182 | { | |
183 | char *b; | |
184 | size_t len, alloc; | |
185 | int c; | |
186 | ||
187 | len = 0; | |
188 | alloc = 100; | |
189 | b = (char *) xmalloc (alloc); | |
190 | ||
191 | while ((c = getc (f)) != EOF) | |
192 | { | |
193 | if (len + 1 >= alloc) | |
194 | { | |
195 | alloc *= 2; | |
196 | b = (char *) xrealloc (b, alloc); | |
197 | } | |
198 | if (c != ':' | |
199 | && c != ' ' | |
200 | && c != '\t' | |
201 | && c != '\n' | |
202 | && c != ',') | |
203 | { | |
204 | b[len] = c; | |
205 | ++len; | |
206 | } | |
207 | else | |
208 | { | |
209 | if (len > 0 && b[len - 1] != ':') | |
210 | { | |
211 | b[len] = ':'; | |
212 | ++len; | |
213 | } | |
214 | } | |
215 | } | |
216 | ||
217 | if (len > 0 && b[len - 1] == ':') | |
218 | --len; | |
219 | ||
220 | if (len > 0) | |
221 | b[len] = '\0'; | |
222 | else | |
223 | { | |
224 | free (b); | |
225 | b = NULL; | |
226 | } | |
227 | ||
228 | fclose (f); | |
229 | ||
230 | ld_so_conf = b; | |
231 | } | |
232 | ||
233 | initialized = true; | |
234 | } | |
235 | ||
236 | if (ld_so_conf == NULL) | |
237 | return false; | |
238 | ||
239 | return gld${EMULATION_NAME}_search_needed (ld_so_conf, name, force); | |
240 | } | |
241 | ||
242 | EOF | |
f97f7300 RH |
243 | ;; |
244 | esac | |
252b5132 RH |
245 | fi |
246 | cat >>e${EMULATION_NAME}.c <<EOF | |
247 | ||
248 | /* These variables are required to pass information back and forth | |
249 | between after_open and check_needed and stat_needed and vercheck. */ | |
250 | ||
251 | static struct bfd_link_needed_list *global_needed; | |
252 | static struct stat global_stat; | |
253 | static boolean global_found; | |
254 | static struct bfd_link_needed_list *global_vercheck_needed; | |
255 | static boolean global_vercheck_failed; | |
256 | ||
257 | /* This is called after all the input files have been opened. */ | |
258 | ||
259 | static void | |
260 | gld${EMULATION_NAME}_after_open () | |
261 | { | |
262 | struct bfd_link_needed_list *needed, *l; | |
263 | ||
264 | /* We only need to worry about this when doing a final link. */ | |
265 | if (link_info.relocateable || link_info.shared) | |
266 | return; | |
267 | ||
268 | /* Get the list of files which appear in DT_NEEDED entries in | |
269 | dynamic objects included in the link (often there will be none). | |
270 | For each such file, we want to track down the corresponding | |
271 | library, and include the symbol table in the link. This is what | |
272 | the runtime dynamic linker will do. Tracking the files down here | |
273 | permits one dynamic object to include another without requiring | |
274 | special action by the person doing the link. Note that the | |
275 | needed list can actually grow while we are stepping through this | |
276 | loop. */ | |
277 | needed = bfd_elf_get_needed_list (output_bfd, &link_info); | |
278 | for (l = needed; l != NULL; l = l->next) | |
279 | { | |
280 | struct bfd_link_needed_list *ll; | |
281 | int force; | |
282 | ||
283 | /* If we've already seen this file, skip it. */ | |
284 | for (ll = needed; ll != l; ll = ll->next) | |
285 | if (strcmp (ll->name, l->name) == 0) | |
286 | break; | |
287 | if (ll != l) | |
288 | continue; | |
289 | ||
290 | /* See if this file was included in the link explicitly. */ | |
291 | global_needed = l; | |
292 | global_found = false; | |
293 | lang_for_each_input_file (gld${EMULATION_NAME}_check_needed); | |
294 | if (global_found) | |
295 | continue; | |
296 | ||
297 | /* We need to find this file and include the symbol table. We | |
298 | want to search for the file in the same way that the dynamic | |
299 | linker will search. That means that we want to use | |
300 | rpath_link, rpath, then the environment variable | |
301 | LD_LIBRARY_PATH (native only), then the linker script | |
302 | LIB_SEARCH_DIRS. We do not search using the -L arguments. | |
303 | ||
304 | We search twice. The first time, we skip objects which may | |
305 | introduce version mismatches. The second time, we force | |
306 | their use. See gld${EMULATION_NAME}_vercheck comment. */ | |
307 | for (force = 0; force < 2; force++) | |
308 | { | |
309 | const char *lib_path; | |
310 | size_t len; | |
311 | search_dirs_type *search; | |
312 | ||
313 | if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link, | |
314 | l->name, force)) | |
315 | break; | |
316 | if (gld${EMULATION_NAME}_search_needed (command_line.rpath, | |
317 | l->name, force)) | |
318 | break; | |
319 | if (command_line.rpath_link == NULL | |
320 | && command_line.rpath == NULL) | |
321 | { | |
322 | lib_path = (const char *) getenv ("LD_RUN_PATH"); | |
323 | if (gld${EMULATION_NAME}_search_needed (lib_path, l->name, | |
324 | force)) | |
325 | break; | |
326 | } | |
327 | EOF | |
328 | if [ "x${host}" = "x${target}" ] ; then | |
f97f7300 RH |
329 | case " ${EMULATION_LIBPATH} " in |
330 | *" ${EMULATION_NAME} "*) | |
252b5132 RH |
331 | cat >>e${EMULATION_NAME}.c <<EOF |
332 | lib_path = (const char *) getenv ("LD_LIBRARY_PATH"); | |
333 | if (gld${EMULATION_NAME}_search_needed (lib_path, l->name, force)) | |
334 | break; | |
335 | EOF | |
f97f7300 RH |
336 | ;; |
337 | esac | |
252b5132 RH |
338 | fi |
339 | cat >>e${EMULATION_NAME}.c <<EOF | |
340 | len = strlen (l->name); | |
341 | for (search = search_head; search != NULL; search = search->next) | |
342 | { | |
343 | char *filename; | |
344 | ||
345 | if (search->cmdline) | |
346 | continue; | |
347 | filename = (char *) xmalloc (strlen (search->name) + len + 2); | |
348 | sprintf (filename, "%s/%s", search->name, l->name); | |
349 | if (gld${EMULATION_NAME}_try_needed (filename, force)) | |
350 | break; | |
351 | free (filename); | |
352 | } | |
353 | if (search != NULL) | |
354 | break; | |
355 | EOF | |
356 | if [ "x${host}" = "x${target}" ] ; then | |
f97f7300 RH |
357 | case " ${EMULATION_LIBPATH} " in |
358 | *" ${EMULATION_NAME} "*) | |
252b5132 RH |
359 | cat >>e${EMULATION_NAME}.c <<EOF |
360 | if (gld${EMULATION_NAME}_check_ld_so_conf (l->name, force)) | |
361 | break; | |
362 | EOF | |
f97f7300 RH |
363 | ;; |
364 | esac | |
252b5132 RH |
365 | fi |
366 | cat >>e${EMULATION_NAME}.c <<EOF | |
367 | } | |
368 | ||
369 | if (force < 2) | |
370 | continue; | |
371 | ||
372 | einfo ("%P: warning: %s, needed by %B, not found (try using --rpath)\n", | |
373 | l->name, l->by); | |
374 | } | |
375 | } | |
376 | ||
377 | /* Search for a needed file in a path. */ | |
378 | ||
379 | static boolean | |
380 | gld${EMULATION_NAME}_search_needed (path, name, force) | |
381 | const char *path; | |
382 | const char *name; | |
383 | int force; | |
384 | { | |
385 | const char *s; | |
386 | size_t len; | |
387 | ||
388 | if (path == NULL || *path == '\0') | |
389 | return false; | |
390 | len = strlen (name); | |
391 | while (1) | |
392 | { | |
393 | char *filename, *sset; | |
394 | ||
395 | s = strchr (path, ':'); | |
396 | if (s == NULL) | |
397 | s = path + strlen (path); | |
398 | ||
399 | filename = (char *) xmalloc (s - path + len + 2); | |
400 | if (s == path) | |
401 | sset = filename; | |
402 | else | |
403 | { | |
404 | memcpy (filename, path, s - path); | |
405 | filename[s - path] = '/'; | |
406 | sset = filename + (s - path) + 1; | |
407 | } | |
408 | strcpy (sset, name); | |
409 | ||
410 | if (gld${EMULATION_NAME}_try_needed (filename, force)) | |
411 | return true; | |
412 | ||
413 | free (filename); | |
414 | ||
415 | if (*s == '\0') | |
416 | break; | |
417 | path = s + 1; | |
418 | } | |
419 | ||
420 | return false; | |
421 | } | |
422 | ||
423 | /* This function is called for each possible name for a dynamic object | |
424 | named by a DT_NEEDED entry. The FORCE parameter indicates whether | |
425 | to skip the check for a conflicting version. */ | |
426 | ||
427 | static boolean | |
428 | gld${EMULATION_NAME}_try_needed (name, force) | |
429 | const char *name; | |
430 | int force; | |
431 | { | |
432 | bfd *abfd; | |
433 | ||
434 | abfd = bfd_openr (name, bfd_get_target (output_bfd)); | |
435 | if (abfd == NULL) | |
436 | return false; | |
437 | if (! bfd_check_format (abfd, bfd_object)) | |
438 | { | |
439 | (void) bfd_close (abfd); | |
440 | return false; | |
441 | } | |
442 | if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0) | |
443 | { | |
444 | (void) bfd_close (abfd); | |
445 | return false; | |
446 | } | |
447 | ||
448 | /* Check whether this object would include any conflicting library | |
449 | versions. If FORCE is set, then we skip this check; we use this | |
450 | the second time around, if we couldn't find any compatible | |
451 | instance of the shared library. */ | |
452 | ||
453 | if (! force) | |
454 | { | |
455 | struct bfd_link_needed_list *needed; | |
456 | ||
457 | if (! bfd_elf_get_bfd_needed_list (abfd, &needed)) | |
458 | einfo ("%F%P:%B: bfd_elf_get_bfd_needed_list failed: %E\n", abfd); | |
459 | ||
460 | if (needed != NULL) | |
461 | { | |
462 | global_vercheck_needed = needed; | |
463 | global_vercheck_failed = false; | |
464 | lang_for_each_input_file (gld${EMULATION_NAME}_vercheck); | |
465 | if (global_vercheck_failed) | |
466 | { | |
467 | (void) bfd_close (abfd); | |
468 | /* Return false to force the caller to move on to try | |
469 | another file on the search path. */ | |
470 | return false; | |
471 | } | |
472 | ||
473 | /* But wait! It gets much worse. On Linux, if a shared | |
474 | library does not use libc at all, we are supposed to skip | |
475 | it the first time around in case we encounter a shared | |
476 | library later on with the same name which does use the | |
477 | version of libc that we want. This is much too horrible | |
478 | to use on any system other than Linux. */ | |
479 | ||
480 | EOF | |
481 | case ${target} in | |
482 | *-*-linux-gnu*) | |
483 | cat >>e${EMULATION_NAME}.c <<EOF | |
484 | { | |
485 | struct bfd_link_needed_list *l; | |
486 | ||
487 | for (l = needed; l != NULL; l = l->next) | |
488 | if (strncmp (l->name, "libc.so", 7) == 0) | |
489 | break; | |
490 | if (l == NULL) | |
491 | { | |
492 | (void) bfd_close (abfd); | |
493 | return false; | |
494 | } | |
495 | } | |
496 | ||
497 | EOF | |
498 | ;; | |
499 | esac | |
500 | cat >>e${EMULATION_NAME}.c <<EOF | |
501 | } | |
502 | } | |
503 | ||
504 | /* We've found a dynamic object matching the DT_NEEDED entry. */ | |
505 | ||
506 | /* We have already checked that there is no other input file of the | |
507 | same name. We must now check again that we are not including the | |
508 | same file twice. We need to do this because on many systems | |
509 | libc.so is a symlink to, e.g., libc.so.1. The SONAME entry will | |
510 | reference libc.so.1. If we have already included libc.so, we | |
511 | don't want to include libc.so.1 if they are the same file, and we | |
512 | can only check that using stat. */ | |
513 | ||
514 | if (bfd_stat (abfd, &global_stat) != 0) | |
515 | einfo ("%F%P:%B: bfd_stat failed: %E\n", abfd); | |
516 | global_found = false; | |
517 | lang_for_each_input_file (gld${EMULATION_NAME}_stat_needed); | |
518 | if (global_found) | |
519 | { | |
520 | /* Return true to indicate that we found the file, even though | |
521 | we aren't going to do anything with it. */ | |
522 | return true; | |
523 | } | |
524 | ||
525 | /* Tell the ELF backend that don't want the output file to have a | |
526 | DT_NEEDED entry for this file. */ | |
527 | bfd_elf_set_dt_needed_name (abfd, ""); | |
528 | ||
529 | /* Add this file into the symbol table. */ | |
530 | if (! bfd_link_add_symbols (abfd, &link_info)) | |
531 | einfo ("%F%B: could not read symbols: %E\n", abfd); | |
532 | ||
533 | return true; | |
534 | } | |
535 | ||
536 | /* See if an input file matches a DT_NEEDED entry by name. */ | |
537 | ||
538 | static void | |
539 | gld${EMULATION_NAME}_check_needed (s) | |
540 | lang_input_statement_type *s; | |
541 | { | |
542 | if (global_found) | |
543 | return; | |
544 | ||
545 | if (s->filename != NULL | |
546 | && strcmp (s->filename, global_needed->name) == 0) | |
547 | { | |
548 | global_found = true; | |
549 | return; | |
550 | } | |
551 | ||
552 | if (s->the_bfd != NULL) | |
553 | { | |
554 | const char *soname; | |
555 | ||
556 | soname = bfd_elf_get_dt_soname (s->the_bfd); | |
557 | if (soname != NULL | |
558 | && strcmp (soname, global_needed->name) == 0) | |
559 | { | |
560 | global_found = true; | |
561 | return; | |
562 | } | |
563 | } | |
564 | ||
565 | if (s->search_dirs_flag | |
566 | && s->filename != NULL | |
567 | && strchr (global_needed->name, '/') == NULL) | |
568 | { | |
569 | const char *f; | |
570 | ||
571 | f = strrchr (s->filename, '/'); | |
572 | if (f != NULL | |
573 | && strcmp (f + 1, global_needed->name) == 0) | |
574 | { | |
575 | global_found = true; | |
576 | return; | |
577 | } | |
578 | } | |
579 | } | |
580 | ||
581 | /* See if an input file matches a DT_NEEDED entry by running stat on | |
582 | the file. */ | |
583 | ||
584 | static void | |
585 | gld${EMULATION_NAME}_stat_needed (s) | |
586 | lang_input_statement_type *s; | |
587 | { | |
588 | struct stat st; | |
589 | const char *suffix; | |
590 | const char *soname; | |
591 | const char *f; | |
592 | ||
593 | if (global_found) | |
594 | return; | |
595 | if (s->the_bfd == NULL) | |
596 | return; | |
597 | ||
598 | if (bfd_stat (s->the_bfd, &st) != 0) | |
599 | { | |
600 | einfo ("%P:%B: bfd_stat failed: %E\n", s->the_bfd); | |
601 | return; | |
602 | } | |
603 | ||
604 | if (st.st_dev == global_stat.st_dev | |
605 | && st.st_ino == global_stat.st_ino) | |
606 | { | |
607 | global_found = true; | |
608 | return; | |
609 | } | |
610 | ||
611 | /* We issue a warning if it looks like we are including two | |
612 | different versions of the same shared library. For example, | |
613 | there may be a problem if -lc picks up libc.so.6 but some other | |
614 | shared library has a DT_NEEDED entry of libc.so.5. This is a | |
615 | hueristic test, and it will only work if the name looks like | |
616 | NAME.so.VERSION. FIXME: Depending on file names is error-prone. | |
617 | If we really want to issue warnings about mixing version numbers | |
618 | of shared libraries, we need to find a better way. */ | |
619 | ||
620 | if (strchr (global_needed->name, '/') != NULL) | |
621 | return; | |
622 | suffix = strstr (global_needed->name, ".so."); | |
623 | if (suffix == NULL) | |
624 | return; | |
625 | suffix += sizeof ".so." - 1; | |
626 | ||
627 | soname = bfd_elf_get_dt_soname (s->the_bfd); | |
628 | if (soname == NULL) | |
629 | soname = s->filename; | |
630 | ||
631 | f = strrchr (soname, '/'); | |
632 | if (f != NULL) | |
633 | ++f; | |
634 | else | |
635 | f = soname; | |
636 | ||
637 | if (strncmp (f, global_needed->name, suffix - global_needed->name) == 0) | |
638 | einfo ("%P: warning: %s, needed by %B, may conflict with %s\n", | |
639 | global_needed->name, global_needed->by, f); | |
640 | } | |
641 | ||
642 | /* On Linux, it's possible to have different versions of the same | |
643 | shared library linked against different versions of libc. The | |
644 | dynamic linker somehow tags which libc version to use in | |
645 | /etc/ld.so.cache, and, based on the libc that it sees in the | |
646 | executable, chooses which version of the shared library to use. | |
647 | ||
648 | We try to do a similar check here by checking whether this shared | |
649 | library needs any other shared libraries which may conflict with | |
650 | libraries we have already included in the link. If it does, we | |
651 | skip it, and try to find another shared library farther on down the | |
652 | link path. | |
653 | ||
654 | This is called via lang_for_each_input_file. | |
655 | GLOBAL_VERCHECK_NEEDED is the list of objects needed by the object | |
656 | which we ar checking. This sets GLOBAL_VERCHECK_FAILED if we find | |
657 | a conflicting version. */ | |
658 | ||
659 | static void | |
660 | gld${EMULATION_NAME}_vercheck (s) | |
661 | lang_input_statement_type *s; | |
662 | { | |
663 | const char *soname, *f; | |
664 | struct bfd_link_needed_list *l; | |
665 | ||
666 | if (global_vercheck_failed) | |
667 | return; | |
668 | if (s->the_bfd == NULL | |
669 | || (bfd_get_file_flags (s->the_bfd) & DYNAMIC) == 0) | |
670 | return; | |
671 | ||
672 | soname = bfd_elf_get_dt_soname (s->the_bfd); | |
673 | if (soname == NULL) | |
674 | soname = bfd_get_filename (s->the_bfd); | |
675 | ||
676 | f = strrchr (soname, '/'); | |
677 | if (f != NULL) | |
678 | ++f; | |
679 | else | |
680 | f = soname; | |
681 | ||
682 | for (l = global_vercheck_needed; l != NULL; l = l->next) | |
683 | { | |
684 | const char *suffix; | |
685 | ||
686 | if (strcmp (f, l->name) == 0) | |
687 | { | |
688 | /* Probably can't happen, but it's an easy check. */ | |
689 | continue; | |
690 | } | |
691 | ||
692 | if (strchr (l->name, '/') != NULL) | |
693 | continue; | |
694 | ||
695 | suffix = strstr (l->name, ".so."); | |
696 | if (suffix == NULL) | |
697 | continue; | |
698 | ||
699 | suffix += sizeof ".so." - 1; | |
700 | ||
701 | if (strncmp (f, l->name, suffix - l->name) == 0) | |
702 | { | |
703 | /* Here we know that S is a dynamic object FOO.SO.VER1, and | |
704 | the object we are considering needs a dynamic object | |
705 | FOO.SO.VER2, and VER1 and VER2 are different. This | |
706 | appears to be a version mismatch, so we tell the caller | |
707 | to try a different version of this library. */ | |
708 | global_vercheck_failed = true; | |
709 | return; | |
710 | } | |
711 | } | |
712 | } | |
713 | ||
714 | /* This is called after the sections have been attached to output | |
715 | sections, but before any sizes or addresses have been set. */ | |
716 | ||
717 | static void | |
718 | gld${EMULATION_NAME}_before_allocation () | |
719 | { | |
720 | const char *rpath; | |
721 | asection *sinterp; | |
722 | ||
723 | /* If we are going to make any variable assignments, we need to let | |
724 | the ELF backend know about them in case the variables are | |
725 | referred to by dynamic objects. */ | |
726 | lang_for_each_statement (gld${EMULATION_NAME}_find_statement_assignment); | |
727 | ||
728 | /* Let the ELF backend work out the sizes of any sections required | |
729 | by dynamic linking. */ | |
730 | rpath = command_line.rpath; | |
731 | if (rpath == NULL) | |
732 | rpath = (const char *) getenv ("LD_RUN_PATH"); | |
733 | if (! (bfd_elf${ELFSIZE}_size_dynamic_sections | |
734 | (output_bfd, command_line.soname, rpath, | |
735 | command_line.export_dynamic, command_line.filter_shlib, | |
736 | (const char * const *) command_line.auxiliary_filters, | |
737 | &link_info, &sinterp, lang_elf_version_info))) | |
738 | einfo ("%P%F: failed to set dynamic section sizes: %E\n"); | |
739 | ||
740 | /* Let the user override the dynamic linker we are using. */ | |
741 | if (command_line.interpreter != NULL | |
742 | && sinterp != NULL) | |
743 | { | |
744 | sinterp->contents = (bfd_byte *) command_line.interpreter; | |
745 | sinterp->_raw_size = strlen (command_line.interpreter) + 1; | |
746 | } | |
747 | ||
748 | /* Look for any sections named .gnu.warning. As a GNU extensions, | |
749 | we treat such sections as containing warning messages. We print | |
750 | out the warning message, and then zero out the section size so | |
751 | that it does not get copied into the output file. */ | |
752 | ||
753 | { | |
754 | LANG_FOR_EACH_INPUT_STATEMENT (is) | |
755 | { | |
756 | asection *s; | |
757 | bfd_size_type sz; | |
758 | char *msg; | |
759 | boolean ret; | |
760 | ||
761 | if (is->just_syms_flag) | |
762 | continue; | |
763 | ||
764 | s = bfd_get_section_by_name (is->the_bfd, ".gnu.warning"); | |
765 | if (s == NULL) | |
766 | continue; | |
767 | ||
768 | sz = bfd_section_size (is->the_bfd, s); | |
769 | msg = xmalloc ((size_t) sz + 1); | |
770 | if (! bfd_get_section_contents (is->the_bfd, s, msg, (file_ptr) 0, sz)) | |
771 | einfo ("%F%B: Can't read contents of section .gnu.warning: %E\n", | |
772 | is->the_bfd); | |
773 | msg[sz] = '\0'; | |
774 | ret = link_info.callbacks->warning (&link_info, msg, | |
775 | (const char *) NULL, | |
776 | is->the_bfd, (asection *) NULL, | |
777 | (bfd_vma) 0); | |
778 | ASSERT (ret); | |
779 | free (msg); | |
780 | ||
781 | /* Clobber the section size, so that we don't waste copying the | |
782 | warning into the output file. */ | |
783 | s->_raw_size = 0; | |
784 | } | |
785 | } | |
786 | } | |
787 | ||
788 | /* This is called by the before_allocation routine via | |
789 | lang_for_each_statement. It locates any assignment statements, and | |
790 | tells the ELF backend about them, in case they are assignments to | |
791 | symbols which are referred to by dynamic objects. */ | |
792 | ||
793 | static void | |
794 | gld${EMULATION_NAME}_find_statement_assignment (s) | |
795 | lang_statement_union_type *s; | |
796 | { | |
797 | if (s->header.type == lang_assignment_statement_enum) | |
798 | gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp); | |
799 | } | |
800 | ||
801 | /* Look through an expression for an assignment statement. */ | |
802 | ||
803 | static void | |
804 | gld${EMULATION_NAME}_find_exp_assignment (exp) | |
805 | etree_type *exp; | |
806 | { | |
807 | struct bfd_link_hash_entry *h; | |
808 | ||
809 | switch (exp->type.node_class) | |
810 | { | |
811 | case etree_provide: | |
812 | h = bfd_link_hash_lookup (link_info.hash, exp->assign.dst, | |
813 | false, false, false); | |
814 | if (h == NULL) | |
815 | break; | |
816 | ||
817 | /* We call record_link_assignment even if the symbol is defined. | |
818 | This is because if it is defined by a dynamic object, we | |
819 | actually want to use the value defined by the linker script, | |
820 | not the value from the dynamic object (because we are setting | |
821 | symbols like etext). If the symbol is defined by a regular | |
822 | object, then, as it happens, calling record_link_assignment | |
823 | will do no harm. */ | |
824 | ||
825 | /* Fall through. */ | |
826 | case etree_assign: | |
827 | if (strcmp (exp->assign.dst, ".") != 0) | |
828 | { | |
829 | if (! (bfd_elf${ELFSIZE}_record_link_assignment | |
830 | (output_bfd, &link_info, exp->assign.dst, | |
831 | exp->type.node_class == etree_provide ? true : false))) | |
832 | einfo ("%P%F: failed to record assignment to %s: %E\n", | |
833 | exp->assign.dst); | |
834 | } | |
835 | gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src); | |
836 | break; | |
837 | ||
838 | case etree_binary: | |
839 | gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs); | |
840 | gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs); | |
841 | break; | |
842 | ||
843 | case etree_trinary: | |
844 | gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond); | |
845 | gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs); | |
846 | gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs); | |
847 | break; | |
848 | ||
849 | case etree_unary: | |
850 | gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child); | |
851 | break; | |
852 | ||
853 | default: | |
854 | break; | |
855 | } | |
856 | } | |
857 | ||
858 | /* Place an orphan section. We use this to put random SHF_ALLOC | |
859 | sections in the right segment. */ | |
860 | ||
861 | static asection *hold_section; | |
862 | static lang_output_section_statement_type *hold_use; | |
863 | static lang_output_section_statement_type *hold_text; | |
864 | static lang_output_section_statement_type *hold_rodata; | |
865 | static lang_output_section_statement_type *hold_data; | |
866 | static lang_output_section_statement_type *hold_bss; | |
867 | static lang_output_section_statement_type *hold_rel; | |
868 | static lang_output_section_statement_type *hold_interp; | |
869 | ||
870 | /*ARGSUSED*/ | |
871 | static boolean | |
872 | gld${EMULATION_NAME}_place_orphan (file, s) | |
873 | lang_input_statement_type *file; | |
874 | asection *s; | |
875 | { | |
876 | lang_output_section_statement_type *place; | |
877 | asection *snew, **pps; | |
878 | lang_statement_list_type *old; | |
879 | lang_statement_list_type add; | |
880 | etree_type *address; | |
881 | const char *secname, *ps; | |
882 | const char *outsecname; | |
883 | lang_output_section_statement_type *os; | |
884 | ||
885 | if ((s->flags & SEC_ALLOC) == 0) | |
886 | return false; | |
887 | ||
888 | /* Look through the script to see where to place this section. */ | |
889 | hold_section = s; | |
890 | hold_use = NULL; | |
891 | lang_for_each_statement (gld${EMULATION_NAME}_place_section); | |
892 | ||
893 | if (hold_use != NULL) | |
894 | { | |
895 | /* We have already placed a section with this name. */ | |
896 | wild_doit (&hold_use->children, s, hold_use, file); | |
897 | return true; | |
898 | } | |
899 | ||
900 | secname = bfd_get_section_name (s->owner, s); | |
901 | ||
902 | /* If this is a final link, then always put .gnu.warning.SYMBOL | |
903 | sections into the .text section to get them out of the way. */ | |
904 | if (! link_info.shared | |
905 | && ! link_info.relocateable | |
906 | && strncmp (secname, ".gnu.warning.", sizeof ".gnu.warning." - 1) == 0 | |
907 | && hold_text != NULL) | |
908 | { | |
909 | wild_doit (&hold_text->children, s, hold_text, file); | |
910 | return true; | |
911 | } | |
912 | ||
913 | /* Decide which segment the section should go in based on the | |
914 | section name and section flags. We put loadable .note sections | |
915 | right after the .interp section, so that the PT_NOTE segment is | |
916 | stored right after the program headers where the OS can read it | |
917 | in the first page. */ | |
918 | place = NULL; | |
919 | if (s->flags & SEC_EXCLUDE) | |
920 | return false; | |
921 | else if ((s->flags & SEC_LOAD) != 0 | |
922 | && strncmp (secname, ".note", 4) == 0 | |
923 | && hold_interp != NULL) | |
924 | place = hold_interp; | |
925 | else if ((s->flags & SEC_HAS_CONTENTS) == 0 | |
926 | && hold_bss != NULL) | |
927 | place = hold_bss; | |
928 | else if ((s->flags & SEC_READONLY) == 0 | |
929 | && hold_data != NULL) | |
930 | place = hold_data; | |
931 | else if (strncmp (secname, ".rel", 4) == 0 | |
932 | && hold_rel != NULL) | |
933 | place = hold_rel; | |
934 | else if ((s->flags & SEC_CODE) == 0 | |
935 | && (s->flags & SEC_READONLY) != 0 | |
936 | && hold_rodata != NULL) | |
937 | place = hold_rodata; | |
938 | else if ((s->flags & SEC_READONLY) != 0 | |
939 | && hold_text != NULL) | |
940 | place = hold_text; | |
941 | if (place == NULL) | |
942 | return false; | |
943 | ||
944 | /* Choose a unique name for the section. This will be needed if the | |
945 | same section name appears in the input file with different | |
946 | loadable or allocateable characteristics. */ | |
947 | outsecname = secname; | |
948 | if (bfd_get_section_by_name (output_bfd, outsecname) != NULL) | |
949 | { | |
950 | unsigned int len; | |
951 | char *newname; | |
952 | unsigned int i; | |
953 | ||
954 | len = strlen (outsecname); | |
955 | newname = xmalloc (len + 5); | |
956 | strcpy (newname, outsecname); | |
957 | i = 0; | |
958 | do | |
959 | { | |
960 | sprintf (newname + len, "%d", i); | |
961 | ++i; | |
962 | } | |
963 | while (bfd_get_section_by_name (output_bfd, newname) != NULL); | |
964 | ||
965 | outsecname = newname; | |
966 | } | |
967 | ||
968 | /* Create the section in the output file, and put it in the right | |
969 | place. This shuffling is to make the output file look neater. */ | |
970 | snew = bfd_make_section (output_bfd, outsecname); | |
971 | if (snew == NULL) | |
972 | einfo ("%P%F: output format %s cannot represent section called %s\n", | |
973 | output_bfd->xvec->name, outsecname); | |
974 | if (place->bfd_section != NULL) | |
975 | { | |
976 | for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next) | |
977 | ; | |
978 | *pps = snew->next; | |
979 | snew->next = place->bfd_section->next; | |
980 | place->bfd_section->next = snew; | |
981 | } | |
982 | ||
983 | /* Start building a list of statements for this section. */ | |
984 | old = stat_ptr; | |
985 | stat_ptr = &add; | |
986 | lang_list_init (stat_ptr); | |
987 | ||
988 | /* If the name of the section is representable in C, then create | |
989 | symbols to mark the start and the end of the section. */ | |
990 | for (ps = outsecname; *ps != '\0'; ps++) | |
991 | if (! isalnum ((unsigned char) *ps) && *ps != '_') | |
992 | break; | |
993 | if (*ps == '\0' && config.build_constructors) | |
994 | { | |
995 | char *symname; | |
996 | ||
997 | symname = (char *) xmalloc (ps - outsecname + sizeof "__start_"); | |
998 | sprintf (symname, "__start_%s", outsecname); | |
999 | lang_add_assignment (exp_assop ('=', symname, | |
1000 | exp_unop (ALIGN_K, | |
1001 | exp_intop ((bfd_vma) 1 | |
1002 | << s->alignment_power)))); | |
1003 | } | |
1004 | ||
1005 | if (! link_info.relocateable) | |
1006 | address = NULL; | |
1007 | else | |
1008 | address = exp_intop ((bfd_vma) 0); | |
1009 | ||
1010 | lang_enter_output_section_statement (outsecname, address, 0, | |
1011 | (bfd_vma) 0, | |
1012 | (etree_type *) NULL, | |
1013 | (etree_type *) NULL, | |
1014 | (etree_type *) NULL); | |
1015 | ||
1016 | os = lang_output_section_statement_lookup (outsecname); | |
1017 | wild_doit (&os->children, s, os, file); | |
1018 | ||
1019 | lang_leave_output_section_statement | |
1020 | ((bfd_vma) 0, "*default*", (struct lang_output_section_phdr_list *) NULL); | |
1021 | stat_ptr = &add; | |
1022 | ||
1023 | if (*ps == '\0' && config.build_constructors) | |
1024 | { | |
1025 | char *symname; | |
1026 | ||
1027 | symname = (char *) xmalloc (ps - outsecname + sizeof "__stop_"); | |
1028 | sprintf (symname, "__stop_%s", outsecname); | |
1029 | lang_add_assignment (exp_assop ('=', symname, | |
1030 | exp_nameop (NAME, "."))); | |
1031 | } | |
1032 | ||
1033 | /* Now stick the new statement list right after PLACE. */ | |
1034 | *add.tail = place->header.next; | |
1035 | place->header.next = add.head; | |
1036 | ||
1037 | stat_ptr = old; | |
1038 | ||
1039 | return true; | |
1040 | } | |
1041 | ||
1042 | static void | |
1043 | gld${EMULATION_NAME}_place_section (s) | |
1044 | lang_statement_union_type *s; | |
1045 | { | |
1046 | lang_output_section_statement_type *os; | |
1047 | ||
1048 | if (s->header.type != lang_output_section_statement_enum) | |
1049 | return; | |
1050 | ||
1051 | os = &s->output_section_statement; | |
1052 | ||
1053 | if (strcmp (os->name, hold_section->name) == 0 | |
1054 | && os->bfd_section != NULL | |
1055 | && ((hold_section->flags & (SEC_LOAD | SEC_ALLOC)) | |
1056 | == (os->bfd_section->flags & (SEC_LOAD | SEC_ALLOC)))) | |
1057 | hold_use = os; | |
1058 | ||
1059 | if (strcmp (os->name, ".text") == 0) | |
1060 | hold_text = os; | |
1061 | else if (strcmp (os->name, ".rodata") == 0) | |
1062 | hold_rodata = os; | |
1063 | else if (strcmp (os->name, ".data") == 0) | |
1064 | hold_data = os; | |
1065 | else if (strcmp (os->name, ".bss") == 0) | |
1066 | hold_bss = os; | |
1067 | else if (hold_rel == NULL | |
1068 | && os->bfd_section != NULL | |
1069 | && (os->bfd_section->flags & SEC_ALLOC) != 0 | |
1070 | && strncmp (os->name, ".rel", 4) == 0) | |
1071 | hold_rel = os; | |
1072 | else if (strcmp (os->name, ".interp") == 0) | |
1073 | hold_interp = os; | |
1074 | } | |
1075 | ||
1076 | static char * | |
1077 | gld${EMULATION_NAME}_get_script(isfile) | |
1078 | int *isfile; | |
1079 | EOF | |
1080 | ||
1081 | if test -n "$COMPILE_IN" | |
1082 | then | |
1083 | # Scripts compiled in. | |
1084 | ||
1085 | # sed commands to quote an ld script as a C string. | |
597e2591 | 1086 | sc="-f stringify.sed" |
252b5132 RH |
1087 | |
1088 | cat >>e${EMULATION_NAME}.c <<EOF | |
1089 | { | |
1090 | *isfile = 0; | |
1091 | ||
1092 | if (link_info.relocateable == true && config.build_constructors == true) | |
597e2591 | 1093 | return |
252b5132 | 1094 | EOF |
597e2591 ILT |
1095 | sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c |
1096 | echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c | |
1097 | sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c | |
1098 | echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c | |
1099 | sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c | |
1100 | echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c | |
1101 | sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c | |
252b5132 RH |
1102 | |
1103 | if test -n "$GENERATE_SHLIB_SCRIPT" ; then | |
597e2591 ILT |
1104 | echo ' ; else if (link_info.shared) return' >> e${EMULATION_NAME}.c |
1105 | sed $sc ldscripts/${EMULATION_NAME}.xs >> e${EMULATION_NAME}.c | |
252b5132 RH |
1106 | fi |
1107 | ||
597e2591 ILT |
1108 | echo ' ; else return' >> e${EMULATION_NAME}.c |
1109 | sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c | |
1110 | echo '; }' >> e${EMULATION_NAME}.c | |
252b5132 RH |
1111 | |
1112 | else | |
1113 | # Scripts read from the filesystem. | |
1114 | ||
1115 | cat >>e${EMULATION_NAME}.c <<EOF | |
1116 | { | |
1117 | *isfile = 1; | |
1118 | ||
1119 | if (link_info.relocateable == true && config.build_constructors == true) | |
1120 | return "ldscripts/${EMULATION_NAME}.xu"; | |
1121 | else if (link_info.relocateable == true) | |
1122 | return "ldscripts/${EMULATION_NAME}.xr"; | |
1123 | else if (!config.text_read_only) | |
1124 | return "ldscripts/${EMULATION_NAME}.xbn"; | |
1125 | else if (!config.magic_demand_paged) | |
1126 | return "ldscripts/${EMULATION_NAME}.xn"; | |
1127 | else if (link_info.shared) | |
1128 | return "ldscripts/${EMULATION_NAME}.xs"; | |
1129 | else | |
1130 | return "ldscripts/${EMULATION_NAME}.x"; | |
1131 | } | |
1132 | EOF | |
1133 | ||
1134 | fi | |
1135 | ||
3b108066 NC |
1136 | if test -n "$PARSE_AND_LIST_ARGS" ; then |
1137 | cat >>e${EMULATION_NAME}.c <<EOF | |
1138 | static int gld_${EMULATION_NAME}_parse_args PARAMS ((int, char **)); | |
1139 | static void gld_${EMULATION_NAME}_list_options PARAMS ((FILE * file)); | |
1140 | ||
1141 | $PARSE_AND_LIST_ARGS | |
1142 | EOF | |
1143 | else | |
1144 | ||
1145 | cat >>e${EMULATION_NAME}.c <<EOF | |
1146 | #define gld_${EMULATION_NAME}_parse_args NULL | |
1147 | #define gld_${EMULATION_NAME}_list_options NULL | |
1148 | EOF | |
1149 | ||
1150 | fi | |
1151 | ||
252b5132 RH |
1152 | cat >>e${EMULATION_NAME}.c <<EOF |
1153 | ||
1154 | struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation = | |
1155 | { | |
1156 | gld${EMULATION_NAME}_before_parse, | |
1157 | syslib_default, | |
1158 | hll_default, | |
1159 | after_parse_default, | |
1160 | gld${EMULATION_NAME}_after_open, | |
1161 | after_allocation_default, | |
1162 | set_output_arch_default, | |
1163 | ldemul_default_target, | |
1164 | gld${EMULATION_NAME}_before_allocation, | |
1165 | gld${EMULATION_NAME}_get_script, | |
1166 | "${EMULATION_NAME}", | |
1167 | "${OUTPUT_FORMAT}", | |
3b108066 NC |
1168 | NULL, /* finish */ |
1169 | NULL, /* create output section statements */ | |
252b5132 | 1170 | gld${EMULATION_NAME}_open_dynamic_archive, |
5d341b0e | 1171 | gld${EMULATION_NAME}_place_orphan, |
87f2a346 | 1172 | NULL, /* set_symbols */ |
3b108066 | 1173 | gld_${EMULATION_NAME}_parse_args, |
87f2a346 | 1174 | NULL, /* unrecognized_file */ |
3b108066 | 1175 | gld_${EMULATION_NAME}_list_options, |
87f2a346 | 1176 | NULL /* recognized_file */ |
252b5132 RH |
1177 | }; |
1178 | EOF |