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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.
5test -z "${ELFSIZE}" && ELFSIZE=32
86af25fe
L
6if [ -z "$MACHINE" ]; then
7 OUTPUT_ARCH=${ARCH}
8else
9 OUTPUT_ARCH=${ARCH}:${MACHINE}
10fi
92b93329 11fragment <<EOF
252b5132
RH
12/* This file is is generated by a shell script. DO NOT EDIT! */
13
14/* ${ELFSIZE} bit ELF emulation code for ${EMULATION_NAME}
e3dc8847 15 Copyright 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
aa820537
AM
16 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009
17 Free Software Foundation, Inc.
252b5132
RH
18 Written by Steve Chamberlain <sac@cygnus.com>
19 ELF support by Ian Lance Taylor <ian@cygnus.com>
20
f96b4a7b
NC
21 This file is part of the GNU Binutils.
22
23 This program is free software; you can redistribute it and/or modify
24 it under the terms of the GNU General Public License as published by
25 the Free Software Foundation; either version 3 of the License, or
26 (at your option) any later version.
27
28 This program is distributed in the hope that it will be useful,
29 but WITHOUT ANY WARRANTY; without even the implied warranty of
30 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
31 GNU General Public License for more details.
32
33 You should have received a copy of the GNU General Public License
34 along with this program; if not, write to the Free Software
35 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
36 MA 02110-1301, USA. */
252b5132
RH
37
38#define TARGET_IS_${EMULATION_NAME}
39
252b5132 40#include "sysdep.h"
3db64b00 41#include "bfd.h"
1c9acd94 42#include "libiberty.h"
3882b010 43#include "safe-ctype.h"
fcf65871 44#include "getopt.h"
24382dca
RM
45#include "md5.h"
46#include "sha1.h"
47#include <fcntl.h>
252b5132
RH
48
49#include "bfdlink.h"
50
51#include "ld.h"
52#include "ldmain.h"
252b5132
RH
53#include "ldmisc.h"
54#include "ldexp.h"
55#include "ldlang.h"
b71e2778
AM
56#include "ldfile.h"
57#include "ldemul.h"
df2a7313 58#include <ldgram.h>
e0ee487b 59#include "elf/common.h"
ecca9871 60#include "elf-bfd.h"
252b5132 61
0c7a8e5a
AM
62/* Declare functions used by various EXTRA_EM_FILEs. */
63static void gld${EMULATION_NAME}_before_parse (void);
64static void gld${EMULATION_NAME}_after_open (void);
65static void gld${EMULATION_NAME}_before_allocation (void);
eaeb0a9d 66static void gld${EMULATION_NAME}_after_allocation (void);
c2edb4b8 67static lang_output_section_statement_type *gld${EMULATION_NAME}_place_orphan
8a99a385 68 (asection *, const char *, int);
41392f03
AM
69EOF
70
d3989512
JJ
71if [ "x${USE_LIBPATH}" = xyes ] ; then
72 case ${target} in
711c0baa 73 *-*-linux-* | *-*-k*bsd*-*)
92b93329 74 fragment <<EOF
0b48acfe 75#ifdef HAVE_GLOB
d3989512 76#include <glob.h>
0b48acfe 77#endif
d3989512
JJ
78EOF
79 ;;
80 esac
81fi
82
41392f03
AM
83# Import any needed special functions and/or overrides.
84#
92b93329 85source_em ${srcdir}/emultempl/elf-generic.em
41392f03 86if test -n "$EXTRA_EM_FILE" ; then
92b93329 87 source_em ${srcdir}/emultempl/${EXTRA_EM_FILE}.em
41392f03
AM
88fi
89
f813923c 90# Functions in this file can be overridden by setting the LDEMUL_* shell
41392f03
AM
91# variables. If the name of the overriding function is the same as is
92# defined in this file, then don't output this file's version.
93# If a different overriding name is given then output the standard function
94# as presumably it is called from the overriding function.
95#
96if test x"$LDEMUL_BEFORE_PARSE" != xgld"$EMULATION_NAME"_before_parse; then
92b93329 97fragment <<EOF
41392f03 98
252b5132 99static void
0c7a8e5a 100gld${EMULATION_NAME}_before_parse (void)
252b5132 101{
5e2f1575 102 ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
b34976b6
AM
103 config.dynamic_link = ${DYNAMIC_LINK-TRUE};
104 config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo TRUE ; else echo FALSE ; fi`;
252b5132
RH
105}
106
41392f03
AM
107EOF
108fi
109
4a43e768 110if test x"$LDEMUL_RECOGNIZED_FILE" != xgld"${EMULATION_NAME}"_load_symbols; then
92b93329 111fragment <<EOF
4a43e768
AM
112/* Handle as_needed DT_NEEDED. */
113
114static bfd_boolean
115gld${EMULATION_NAME}_load_symbols (lang_input_statement_type *entry)
116{
96d56e9f 117 int link_class = 0;
4a43e768
AM
118
119 /* Tell the ELF linker that we don't want the output file to have a
120 DT_NEEDED entry for this file, unless it is used to resolve
121 references in a regular object. */
e56f61be 122 if (entry->as_needed)
96d56e9f 123 link_class = DYN_AS_NEEDED;
e56f61be
L
124
125 /* Tell the ELF linker that we don't want the output file to have a
126 DT_NEEDED entry for any dynamic library in DT_NEEDED tags from
127 this file at all. */
128 if (!entry->add_needed)
96d56e9f 129 link_class |= DYN_NO_ADD_NEEDED;
e56f61be 130
12b9ff6c
L
131 if (entry->just_syms_flag
132 && (bfd_get_file_flags (entry->the_bfd) & DYNAMIC) != 0)
133 einfo (_("%P%F: --just-symbols may not be used on DSO: %B\n"),
134 entry->the_bfd);
135
96d56e9f 136 if (!link_class
e56f61be
L
137 || (bfd_get_file_flags (entry->the_bfd) & DYNAMIC) == 0)
138 return FALSE;
139
1e9cc1c2
NC
140 bfd_elf_set_dyn_lib_class (entry->the_bfd,
141 (enum dynamic_lib_link_class) link_class);
4a43e768
AM
142
143 /* Continue on with normal load_symbols processing. */
144 return FALSE;
145}
146EOF
147fi
148
92b93329 149fragment <<EOF
252b5132
RH
150
151/* These variables are required to pass information back and forth
152 between after_open and check_needed and stat_needed and vercheck. */
153
154static struct bfd_link_needed_list *global_needed;
155static struct stat global_stat;
e13629bc 156static lang_input_statement_type *global_found;
252b5132 157static struct bfd_link_needed_list *global_vercheck_needed;
b34976b6 158static bfd_boolean global_vercheck_failed;
252b5132 159
252b5132 160
04925e1e
AM
161/* On Linux, it's possible to have different versions of the same
162 shared library linked against different versions of libc. The
163 dynamic linker somehow tags which libc version to use in
164 /etc/ld.so.cache, and, based on the libc that it sees in the
165 executable, chooses which version of the shared library to use.
252b5132 166
04925e1e
AM
167 We try to do a similar check here by checking whether this shared
168 library needs any other shared libraries which may conflict with
169 libraries we have already included in the link. If it does, we
170 skip it, and try to find another shared library farther on down the
171 link path.
252b5132 172
04925e1e
AM
173 This is called via lang_for_each_input_file.
174 GLOBAL_VERCHECK_NEEDED is the list of objects needed by the object
f813923c 175 which we are checking. This sets GLOBAL_VERCHECK_FAILED if we find
04925e1e 176 a conflicting version. */
252b5132 177
04925e1e 178static void
0c7a8e5a 179gld${EMULATION_NAME}_vercheck (lang_input_statement_type *s)
04925e1e 180{
1c9acd94 181 const char *soname;
04925e1e 182 struct bfd_link_needed_list *l;
252b5132 183
04925e1e
AM
184 if (global_vercheck_failed)
185 return;
186 if (s->the_bfd == NULL
187 || (bfd_get_file_flags (s->the_bfd) & DYNAMIC) == 0)
188 return;
252b5132 189
04925e1e
AM
190 soname = bfd_elf_get_dt_soname (s->the_bfd);
191 if (soname == NULL)
fed2999d 192 soname = lbasename (bfd_get_filename (s->the_bfd));
04925e1e
AM
193
194 for (l = global_vercheck_needed; l != NULL; l = l->next)
195 {
196 const char *suffix;
197
1c9acd94 198 if (strcmp (soname, l->name) == 0)
04925e1e
AM
199 {
200 /* Probably can't happen, but it's an easy check. */
201 continue;
252b5132
RH
202 }
203
04925e1e 204 if (strchr (l->name, '/') != NULL)
252b5132
RH
205 continue;
206
04925e1e
AM
207 suffix = strstr (l->name, ".so.");
208 if (suffix == NULL)
209 continue;
210
211 suffix += sizeof ".so." - 1;
212
1c9acd94 213 if (strncmp (soname, l->name, suffix - l->name) == 0)
04925e1e
AM
214 {
215 /* Here we know that S is a dynamic object FOO.SO.VER1, and
0c7a8e5a
AM
216 the object we are considering needs a dynamic object
217 FOO.SO.VER2, and VER1 and VER2 are different. This
218 appears to be a version mismatch, so we tell the caller
219 to try a different version of this library. */
b34976b6 220 global_vercheck_failed = TRUE;
04925e1e
AM
221 return;
222 }
252b5132
RH
223 }
224}
225
252b5132 226
04925e1e
AM
227/* See if an input file matches a DT_NEEDED entry by running stat on
228 the file. */
229
230static void
0c7a8e5a 231gld${EMULATION_NAME}_stat_needed (lang_input_statement_type *s)
252b5132 232{
04925e1e
AM
233 struct stat st;
234 const char *suffix;
235 const char *soname;
252b5132 236
e13629bc 237 if (global_found != NULL)
04925e1e
AM
238 return;
239 if (s->the_bfd == NULL)
240 return;
e13629bc
AM
241
242 /* If this input file was an as-needed entry, and wasn't found to be
243 needed at the stage it was linked, then don't say we have loaded it. */
244 if ((bfd_elf_get_dyn_lib_class (s->the_bfd) & DYN_AS_NEEDED) != 0)
7cedef86 245 return;
04925e1e
AM
246
247 if (bfd_stat (s->the_bfd, &st) != 0)
252b5132 248 {
04925e1e
AM
249 einfo ("%P:%B: bfd_stat failed: %E\n", s->the_bfd);
250 return;
251 }
252b5132 252
9eabd475
ZW
253 /* Some operating systems, e.g. Windows, do not provide a meaningful
254 st_ino; they always set it to zero. (Windows does provide a
255 meaningful st_dev.) Do not indicate a duplicate library in that
256 case. While there is no guarantee that a system that provides
257 meaningful inode numbers will never set st_ino to zero, this is
258 merely an optimization, so we do not need to worry about false
259 negatives. */
04925e1e 260 if (st.st_dev == global_stat.st_dev
9eabd475
ZW
261 && st.st_ino == global_stat.st_ino
262 && st.st_ino != 0)
04925e1e 263 {
e13629bc 264 global_found = s;
04925e1e
AM
265 return;
266 }
252b5132 267
04925e1e
AM
268 /* We issue a warning if it looks like we are including two
269 different versions of the same shared library. For example,
270 there may be a problem if -lc picks up libc.so.6 but some other
271 shared library has a DT_NEEDED entry of libc.so.5. This is a
f813923c 272 heuristic test, and it will only work if the name looks like
04925e1e
AM
273 NAME.so.VERSION. FIXME: Depending on file names is error-prone.
274 If we really want to issue warnings about mixing version numbers
275 of shared libraries, we need to find a better way. */
252b5132 276
04925e1e
AM
277 if (strchr (global_needed->name, '/') != NULL)
278 return;
279 suffix = strstr (global_needed->name, ".so.");
280 if (suffix == NULL)
281 return;
282 suffix += sizeof ".so." - 1;
252b5132 283
04925e1e
AM
284 soname = bfd_elf_get_dt_soname (s->the_bfd);
285 if (soname == NULL)
fed2999d 286 soname = lbasename (s->filename);
252b5132 287
cde43e70 288 if (strncmp (soname, global_needed->name, suffix - global_needed->name) == 0)
04925e1e 289 einfo ("%P: warning: %s, needed by %B, may conflict with %s\n",
1c9acd94 290 global_needed->name, global_needed->by, soname);
252b5132
RH
291}
292
e56f61be
L
293struct dt_needed
294{
295 bfd *by;
296 const char *name;
297};
04925e1e 298
252b5132
RH
299/* This function is called for each possible name for a dynamic object
300 named by a DT_NEEDED entry. The FORCE parameter indicates whether
301 to skip the check for a conflicting version. */
302
b34976b6 303static bfd_boolean
e56f61be
L
304gld${EMULATION_NAME}_try_needed (struct dt_needed *needed,
305 int force)
252b5132
RH
306{
307 bfd *abfd;
e56f61be 308 const char *name = needed->name;
ec4eb78a 309 const char *soname;
96d56e9f 310 int link_class;
252b5132 311
f13a99db 312 abfd = bfd_openr (name, bfd_get_target (link_info.output_bfd));
252b5132 313 if (abfd == NULL)
b34976b6 314 return FALSE;
252b5132
RH
315 if (! bfd_check_format (abfd, bfd_object))
316 {
cde43e70 317 bfd_close (abfd);
b34976b6 318 return FALSE;
252b5132
RH
319 }
320 if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
321 {
cde43e70 322 bfd_close (abfd);
b34976b6 323 return FALSE;
252b5132
RH
324 }
325
c4bb8067 326 /* For DT_NEEDED, they have to match. */
f13a99db 327 if (abfd->xvec != link_info.output_bfd->xvec)
c4bb8067
L
328 {
329 bfd_close (abfd);
b34976b6 330 return FALSE;
c4bb8067
L
331 }
332
252b5132
RH
333 /* Check whether this object would include any conflicting library
334 versions. If FORCE is set, then we skip this check; we use this
335 the second time around, if we couldn't find any compatible
336 instance of the shared library. */
337
338 if (! force)
339 {
340 struct bfd_link_needed_list *needed;
341
342 if (! bfd_elf_get_bfd_needed_list (abfd, &needed))
343 einfo ("%F%P:%B: bfd_elf_get_bfd_needed_list failed: %E\n", abfd);
344
345 if (needed != NULL)
346 {
347 global_vercheck_needed = needed;
b34976b6 348 global_vercheck_failed = FALSE;
252b5132
RH
349 lang_for_each_input_file (gld${EMULATION_NAME}_vercheck);
350 if (global_vercheck_failed)
351 {
cde43e70 352 bfd_close (abfd);
b34976b6 353 /* Return FALSE to force the caller to move on to try
0c7a8e5a 354 another file on the search path. */
b34976b6 355 return FALSE;
252b5132
RH
356 }
357
358 /* But wait! It gets much worse. On Linux, if a shared
0c7a8e5a
AM
359 library does not use libc at all, we are supposed to skip
360 it the first time around in case we encounter a shared
361 library later on with the same name which does use the
362 version of libc that we want. This is much too horrible
363 to use on any system other than Linux. */
252b5132
RH
364
365EOF
366case ${target} in
711c0baa 367 *-*-linux-* | *-*-k*bsd*-*)
92b93329 368 fragment <<EOF
252b5132
RH
369 {
370 struct bfd_link_needed_list *l;
371
372 for (l = needed; l != NULL; l = l->next)
0112cd26 373 if (CONST_STRNEQ (l->name, "libc.so"))
252b5132
RH
374 break;
375 if (l == NULL)
376 {
cde43e70 377 bfd_close (abfd);
b34976b6 378 return FALSE;
252b5132
RH
379 }
380 }
381
382EOF
383 ;;
384esac
92b93329 385fragment <<EOF
252b5132
RH
386 }
387 }
388
389 /* We've found a dynamic object matching the DT_NEEDED entry. */
390
04925e1e
AM
391 /* We have already checked that there is no other input file of the
392 same name. We must now check again that we are not including the
393 same file twice. We need to do this because on many systems
394 libc.so is a symlink to, e.g., libc.so.1. The SONAME entry will
395 reference libc.so.1. If we have already included libc.so, we
396 don't want to include libc.so.1 if they are the same file, and we
397 can only check that using stat. */
398
399 if (bfd_stat (abfd, &global_stat) != 0)
400 einfo ("%F%P:%B: bfd_stat failed: %E\n", abfd);
ec4eb78a
L
401
402 /* First strip off everything before the last '/'. */
fed2999d 403 soname = lbasename (abfd->filename);
ec4eb78a
L
404
405 if (trace_file_tries)
406 info_msg (_("found %s at %s\n"), soname, name);
407
e13629bc 408 global_found = NULL;
04925e1e 409 lang_for_each_input_file (gld${EMULATION_NAME}_stat_needed);
e13629bc 410 if (global_found != NULL)
04925e1e 411 {
b34976b6 412 /* Return TRUE to indicate that we found the file, even though
0c7a8e5a 413 we aren't going to do anything with it. */
b34976b6 414 return TRUE;
04925e1e
AM
415 }
416
4a43e768
AM
417 /* Specify the soname to use. */
418 bfd_elf_set_dt_needed_name (abfd, soname);
04925e1e 419
4a43e768
AM
420 /* Tell the ELF linker that we don't want the output file to have a
421 DT_NEEDED entry for this file, unless it is used to resolve
422 references in a regular object. */
96d56e9f 423 link_class = DYN_DT_NEEDED;
e56f61be
L
424
425 /* Tell the ELF linker that we don't want the output file to have a
426 DT_NEEDED entry for this file at all if the entry is from a file
427 with DYN_NO_ADD_NEEDED. */
7e9f0867
AM
428 if (needed->by != NULL
429 && (bfd_elf_get_dyn_lib_class (needed->by) & DYN_NO_ADD_NEEDED) != 0)
96d56e9f 430 link_class |= DYN_NO_NEEDED | DYN_NO_ADD_NEEDED;
e56f61be 431
1e9cc1c2 432 bfd_elf_set_dyn_lib_class (abfd, (enum dynamic_lib_link_class) link_class);
04925e1e
AM
433
434 /* Add this file into the symbol table. */
435 if (! bfd_link_add_symbols (abfd, &link_info))
436 einfo ("%F%B: could not read symbols: %E\n", abfd);
437
b34976b6 438 return TRUE;
04925e1e
AM
439}
440
441
442/* Search for a needed file in a path. */
443
b34976b6 444static bfd_boolean
e56f61be
L
445gld${EMULATION_NAME}_search_needed (const char *path,
446 struct dt_needed *n, int force)
04925e1e
AM
447{
448 const char *s;
e56f61be 449 const char *name = n->name;
04925e1e 450 size_t len;
e56f61be 451 struct dt_needed needed;
04925e1e 452
cc5ce052 453 if (name[0] == '/')
e56f61be 454 return gld${EMULATION_NAME}_try_needed (n, force);
cc5ce052 455
04925e1e 456 if (path == NULL || *path == '\0')
b34976b6 457 return FALSE;
e56f61be
L
458
459 needed.by = n->by;
460 needed.name = n->name;
461
04925e1e
AM
462 len = strlen (name);
463 while (1)
464 {
465 char *filename, *sset;
466
c76308d2 467 s = strchr (path, config.rpath_separator);
04925e1e
AM
468 if (s == NULL)
469 s = path + strlen (path);
470
471 filename = (char *) xmalloc (s - path + len + 2);
472 if (s == path)
473 sset = filename;
474 else
475 {
476 memcpy (filename, path, s - path);
477 filename[s - path] = '/';
478 sset = filename + (s - path) + 1;
479 }
480 strcpy (sset, name);
481
e56f61be
L
482 needed.name = filename;
483 if (gld${EMULATION_NAME}_try_needed (&needed, force))
b34976b6 484 return TRUE;
04925e1e
AM
485
486 free (filename);
487
488 if (*s == '\0')
489 break;
490 path = s + 1;
491 }
492
b34976b6 493 return FALSE;
04925e1e
AM
494}
495
496EOF
9c8ebd6a 497if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 498 fragment <<EOF
9c8ebd6a 499
c76308d2
RS
500/* Add the sysroot to every entry in a path separated by
501 config.rpath_separator. */
9c8ebd6a
DJ
502
503static char *
0c7a8e5a 504gld${EMULATION_NAME}_add_sysroot (const char *path)
9c8ebd6a
DJ
505{
506 int len, colons, i;
507 char *ret, *p;
508
509 len = strlen (path);
510 colons = 0;
511 i = 0;
512 while (path[i])
c76308d2 513 if (path[i++] == config.rpath_separator)
9c8ebd6a
DJ
514 colons++;
515
516 if (path[i])
517 colons++;
518
42644a89 519 len = len + (colons + 1) * strlen (ld_sysroot);
9c8ebd6a
DJ
520 ret = xmalloc (len + 1);
521 strcpy (ret, ld_sysroot);
522 p = ret + strlen (ret);
523 i = 0;
524 while (path[i])
c76308d2 525 if (path[i] == config.rpath_separator)
9c8ebd6a 526 {
0c7a8e5a 527 *p++ = path[i++];
9c8ebd6a
DJ
528 strcpy (p, ld_sysroot);
529 p = p + strlen (p);
9c8ebd6a
DJ
530 }
531 else
532 *p++ = path[i++];
533
534 *p = 0;
535 return ret;
536}
04925e1e 537
3dc16cab
DJ
538EOF
539 case ${target} in
ebe1fac1 540 *-*-freebsd* | *-*-dragonfly*)
92b93329 541 fragment <<EOF
ebe1fac1
NC
542/* Read the system search path the FreeBSD way rather than the Linux way. */
543#ifdef HAVE_ELF_HINTS_H
544#include <elf-hints.h>
545#else
546#include "elf-hints-local.h"
547#endif
548
549static bfd_boolean
550gld${EMULATION_NAME}_check_ld_elf_hints (const char *name, int force)
551{
552 static bfd_boolean initialized;
553 static char *ld_elf_hints;
554 struct dt_needed needed;
555
556 if (!initialized)
557 {
558 FILE *f;
559 char *tmppath;
560
ff7a0acf 561 tmppath = concat (ld_sysroot, _PATH_ELF_HINTS, (const char *) NULL);
ebe1fac1
NC
562 f = fopen (tmppath, FOPEN_RB);
563 free (tmppath);
564 if (f != NULL)
565 {
566 struct elfhints_hdr hdr;
567
568 if (fread (&hdr, 1, sizeof (hdr), f) == sizeof (hdr)
569 && hdr.magic == ELFHINTS_MAGIC
570 && hdr.version == 1)
571 {
572 if (fseek (f, hdr.strtab + hdr.dirlist, SEEK_SET) != -1)
573 {
574 char *b;
575
576 b = xmalloc (hdr.dirlistlen + 1);
577 if (fread (b, 1, hdr.dirlistlen + 1, f) ==
578 hdr.dirlistlen + 1)
579 ld_elf_hints = gld${EMULATION_NAME}_add_sysroot (b);
e13629bc 580
ebe1fac1
NC
581 free (b);
582 }
583 }
584 fclose (f);
585 }
586
587 initialized = TRUE;
588 }
589
590 if (ld_elf_hints == NULL)
591 return FALSE;
592
593 needed.by = NULL;
594 needed.name = name;
595 return gld${EMULATION_NAME}_search_needed (ld_elf_hints, & needed,
e13629bc 596 force);
ebe1fac1
NC
597}
598EOF
599 # FreeBSD
600 ;;
601
711c0baa 602 *-*-linux-* | *-*-k*bsd*-*)
92b93329 603 fragment <<EOF
04925e1e
AM
604/* For a native linker, check the file /etc/ld.so.conf for directories
605 in which we may find shared libraries. /etc/ld.so.conf is really
482e8b32 606 only meaningful on Linux. */
04925e1e 607
d3989512 608struct gld${EMULATION_NAME}_ld_so_conf
04925e1e 609{
d3989512
JJ
610 char *path;
611 size_t len, alloc;
612};
04925e1e 613
dfcffada 614static bfd_boolean
d3989512
JJ
615gld${EMULATION_NAME}_parse_ld_so_conf
616 (struct gld${EMULATION_NAME}_ld_so_conf *info, const char *filename);
617
618static void
619gld${EMULATION_NAME}_parse_ld_so_conf_include
620 (struct gld${EMULATION_NAME}_ld_so_conf *info, const char *filename,
621 const char *pattern)
622{
623 char *newp = NULL;
0b48acfe 624#ifdef HAVE_GLOB
d3989512 625 glob_t gl;
0b48acfe 626#endif
d3989512
JJ
627
628 if (pattern[0] != '/')
04925e1e 629 {
d3989512
JJ
630 char *p = strrchr (filename, '/');
631 size_t patlen = strlen (pattern) + 1;
04925e1e 632
d3989512
JJ
633 newp = xmalloc (p - filename + 1 + patlen);
634 memcpy (newp, filename, p - filename + 1);
635 memcpy (newp + (p - filename + 1), pattern, patlen);
636 pattern = newp;
637 }
04925e1e 638
0b48acfe 639#ifdef HAVE_GLOB
d3989512
JJ
640 if (glob (pattern, 0, NULL, &gl) == 0)
641 {
642 size_t i;
643
644 for (i = 0; i < gl.gl_pathc; ++i)
645 gld${EMULATION_NAME}_parse_ld_so_conf (info, gl.gl_pathv[i]);
646 globfree (&gl);
647 }
0b48acfe
MM
648#else
649 /* If we do not have glob, treat the pattern as a literal filename. */
650 gld${EMULATION_NAME}_parse_ld_so_conf (info, pattern);
651#endif
d3989512
JJ
652
653 if (newp)
654 free (newp);
655}
656
dfcffada 657static bfd_boolean
d3989512
JJ
658gld${EMULATION_NAME}_parse_ld_so_conf
659 (struct gld${EMULATION_NAME}_ld_so_conf *info, const char *filename)
660{
661 FILE *f = fopen (filename, FOPEN_RT);
563f4125
JJ
662 char *line;
663 size_t linelen;
d3989512
JJ
664
665 if (f == NULL)
dfcffada 666 return FALSE;
d3989512 667
563f4125
JJ
668 linelen = 256;
669 line = xmalloc (linelen);
670 do
d3989512 671 {
563f4125
JJ
672 char *p = line, *q;
673
674 /* Normally this would use getline(3), but we need to be portable. */
675 while ((q = fgets (p, linelen - (p - line), f)) != NULL
676 && strlen (q) == linelen - (p - line) - 1
677 && line[linelen - 2] != '\n')
678 {
679 line = xrealloc (line, 2 * linelen);
680 p = line + linelen - 1;
681 linelen += linelen;
682 }
683
684 if (q == NULL && p == line)
685 break;
d3989512
JJ
686
687 p = strchr (line, '\n');
688 if (p)
689 *p = '\0';
690
691 /* Because the file format does not know any form of quoting we
692 can search forward for the next '#' character and if found
693 make it terminating the line. */
694 p = strchr (line, '#');
695 if (p)
696 *p = '\0';
697
698 /* Remove leading whitespace. NUL is no whitespace character. */
699 p = line;
700 while (*p == ' ' || *p == '\f' || *p == '\r' || *p == '\t' || *p == '\v')
701 ++p;
702
703 /* If the line is blank it is ignored. */
704 if (p[0] == '\0')
705 continue;
04925e1e 706
0112cd26 707 if (CONST_STRNEQ (p, "include") && (p[7] == ' ' || p[7] == '\t'))
d3989512
JJ
708 {
709 char *dir, c;
710 p += 8;
711 do
04925e1e 712 {
d3989512
JJ
713 while (*p == ' ' || *p == '\t')
714 ++p;
04925e1e 715
d3989512
JJ
716 if (*p == '\0')
717 break;
252b5132 718
d3989512
JJ
719 dir = p;
720
721 while (*p != ' ' && *p != '\t' && *p)
722 ++p;
723
724 c = *p;
725 *p++ = '\0';
726 if (dir[0] != '\0')
727 gld${EMULATION_NAME}_parse_ld_so_conf_include (info, filename,
728 dir);
729 }
730 while (c != '\0');
731 }
732 else
733 {
734 char *dir = p;
735 while (*p && *p != '=' && *p != ' ' && *p != '\t' && *p != '\f'
736 && *p != '\r' && *p != '\v')
737 ++p;
738
739 while (p != dir && p[-1] == '/')
740 --p;
741 if (info->path == NULL)
742 {
743 info->alloc = p - dir + 1 + 256;
744 info->path = xmalloc (info->alloc);
745 info->len = 0;
746 }
04925e1e
AM
747 else
748 {
d3989512
JJ
749 if (info->len + 1 + (p - dir) >= info->alloc)
750 {
751 info->alloc += p - dir + 256;
752 info->path = xrealloc (info->path, info->alloc);
753 }
c76308d2 754 info->path[info->len++] = config.rpath_separator;
04925e1e 755 }
d3989512
JJ
756 memcpy (info->path + info->len, dir, p - dir);
757 info->len += p - dir;
758 info->path[info->len] = '\0';
759 }
760 }
563f4125 761 while (! feof (f));
d3989512
JJ
762 free (line);
763 fclose (f);
dfcffada 764 return TRUE;
d3989512 765}
252b5132 766
d3989512
JJ
767static bfd_boolean
768gld${EMULATION_NAME}_check_ld_so_conf (const char *name, int force)
769{
770 static bfd_boolean initialized;
771 static char *ld_so_conf;
772 struct dt_needed needed;
252b5132 773
d3989512
JJ
774 if (! initialized)
775 {
776 char *tmppath;
777 struct gld${EMULATION_NAME}_ld_so_conf info;
9c8ebd6a 778
d3989512
JJ
779 info.path = NULL;
780 info.len = info.alloc = 0;
ff7a0acf
AM
781 tmppath = concat (ld_sysroot, "${prefix}/etc/ld.so.conf",
782 (const char *) NULL);
dfcffada
AM
783 if (!gld${EMULATION_NAME}_parse_ld_so_conf (&info, tmppath))
784 {
785 free (tmppath);
ff7a0acf
AM
786 tmppath = concat (ld_sysroot, "/etc/ld.so.conf",
787 (const char *) NULL);
dfcffada
AM
788 gld${EMULATION_NAME}_parse_ld_so_conf (&info, tmppath);
789 }
d3989512 790 free (tmppath);
dfcffada 791
d3989512
JJ
792 if (info.path)
793 {
794 char *d = gld${EMULATION_NAME}_add_sysroot (info.path);
795 free (info.path);
796 ld_so_conf = d;
04925e1e 797 }
b34976b6 798 initialized = TRUE;
04925e1e 799 }
49e56c49 800
04925e1e 801 if (ld_so_conf == NULL)
b34976b6 802 return FALSE;
252b5132 803
e56f61be
L
804
805 needed.by = NULL;
806 needed.name = name;
807 return gld${EMULATION_NAME}_search_needed (ld_so_conf, &needed, force);
252b5132
RH
808}
809
04925e1e 810EOF
9c8ebd6a
DJ
811 # Linux
812 ;;
04925e1e
AM
813 esac
814fi
92b93329 815fragment <<EOF
04925e1e 816
252b5132
RH
817/* See if an input file matches a DT_NEEDED entry by name. */
818
819static void
0c7a8e5a 820gld${EMULATION_NAME}_check_needed (lang_input_statement_type *s)
252b5132 821{
e13629bc
AM
822 const char *soname;
823
824 /* Stop looking if we've found a loaded lib. */
825 if (global_found != NULL
826 && (bfd_elf_get_dyn_lib_class (global_found->the_bfd)
827 & DYN_AS_NEEDED) == 0)
252b5132
RH
828 return;
829
e13629bc
AM
830 if (s->filename == NULL || s->the_bfd == NULL)
831 return;
832
833 /* Don't look for a second non-loaded as-needed lib. */
834 if (global_found != NULL
835 && (bfd_elf_get_dyn_lib_class (s->the_bfd) & DYN_AS_NEEDED) != 0)
7cedef86
AM
836 return;
837
e13629bc 838 if (strcmp (s->filename, global_needed->name) == 0)
252b5132 839 {
e13629bc
AM
840 global_found = s;
841 return;
842 }
577a0623 843
e13629bc
AM
844 if (s->search_dirs_flag)
845 {
846 const char *f = strrchr (s->filename, '/');
847 if (f != NULL
848 && strcmp (f + 1, global_needed->name) == 0)
577a0623 849 {
e13629bc 850 global_found = s;
577a0623
AM
851 return;
852 }
252b5132
RH
853 }
854
e13629bc
AM
855 soname = bfd_elf_get_dt_soname (s->the_bfd);
856 if (soname != NULL
857 && strcmp (soname, global_needed->name) == 0)
252b5132 858 {
e13629bc
AM
859 global_found = s;
860 return;
252b5132 861 }
252b5132
RH
862}
863
41392f03
AM
864EOF
865
866if test x"$LDEMUL_AFTER_OPEN" != xgld"$EMULATION_NAME"_after_open; then
92b93329 867fragment <<EOF
04925e1e 868
24382dca
RM
869static bfd_size_type
870gld${EMULATION_NAME}_id_note_section_size (bfd *abfd,
871 struct bfd_link_info *link_info)
872{
873 const char *style = link_info->emit_note_gnu_build_id;
874 bfd_size_type size;
875
876 abfd = abfd;
877
878 size = offsetof (Elf_External_Note, name[sizeof "GNU"]);
879 size = (size + 3) & -(bfd_size_type) 4;
880
881 if (!strcmp (style, "md5") || !strcmp (style, "uuid"))
882 size += 128 / 8;
883 else if (!strcmp (style, "sha1"))
884 size += 160 / 8;
885 else if (!strncmp (style, "0x", 2))
886 {
887 /* ID is in string form (hex). Convert to bits. */
888 const char *id = style + 2;
889 do
890 {
891 if (ISXDIGIT (id[0]) && ISXDIGIT (id[1]))
892 {
893 ++size;
894 id += 2;
895 }
896 else if (*id == '-' || *id == ':')
897 ++id;
898 else
899 {
900 size = 0;
901 break;
902 }
903 } while (*id != '\0');
904 }
905 else
906 size = 0;
907
908 return size;
909}
910
911static unsigned char
912read_hex (const char xdigit)
913{
914 if (ISDIGIT (xdigit))
915 return xdigit - '0';
916 if (ISUPPER (xdigit))
917 return xdigit - 'A' + 0xa;
918 if (ISLOWER (xdigit))
919 return xdigit - 'a' + 0xa;
920 abort ();
921 return 0;
922}
923
924struct build_id_info
925{
926 const char *style;
927 asection *sec;
928};
929
930static bfd_boolean
931gld${EMULATION_NAME}_write_build_id_section (bfd *abfd)
932{
933 const struct elf_backend_data *bed = get_elf_backend_data (abfd);
1e9cc1c2 934 struct build_id_info *info = (struct build_id_info *)
24382dca
RM
935 elf_tdata (abfd)->after_write_object_contents_info;
936 asection *asec;
937 Elf_Internal_Shdr *i_shdr;
938 unsigned char *contents, *id_bits;
939 bfd_size_type size;
940 Elf_External_Note *e_note;
941
942 asec = info->sec;
83e4970b 943 if (bfd_is_abs_section (asec->output_section))
24382dca 944 {
83e4970b
AM
945 einfo (_("%P: warning: .note.gnu.build-id section discarded,"
946 " --build-id ignored.\n"));
947 return TRUE;
24382dca
RM
948 }
949 i_shdr = &elf_section_data (asec->output_section)->this_hdr;
950
951 if (i_shdr->contents == NULL)
952 {
b2ff8454 953 if (asec->contents == NULL)
1e9cc1c2 954 asec->contents = (unsigned char *) xmalloc (asec->size);
b2ff8454 955 contents = asec->contents;
24382dca 956 }
b2ff8454
RM
957 else
958 contents = i_shdr->contents + asec->output_offset;
24382dca 959
1e9cc1c2 960 e_note = (Elf_External_Note *) contents;
24382dca
RM
961 size = offsetof (Elf_External_Note, name[sizeof "GNU"]);
962 size = (size + 3) & -(bfd_size_type) 4;
963 id_bits = contents + size;
964 size = asec->size - size;
965
966 bfd_h_put_32 (abfd, sizeof "GNU", &e_note->namesz);
967 bfd_h_put_32 (abfd, size, &e_note->descsz);
968 bfd_h_put_32 (abfd, NT_GNU_BUILD_ID, &e_note->type);
969 memcpy (e_note->name, "GNU", sizeof "GNU");
970
971 if (!strcmp (info->style, "md5"))
972 {
973 struct md5_ctx ctx;
974 md5_init_ctx (&ctx);
975 if (bed->s->checksum_contents (abfd,
976 (void (*) (const void *, size_t, void *))
977 &md5_process_bytes,
978 &ctx))
979 md5_finish_ctx (&ctx, id_bits);
980 else
981 return FALSE;
982 }
983 else if (!strcmp (info->style, "sha1"))
984 {
985 struct sha1_ctx ctx;
986 sha1_init_ctx (&ctx);
987 if (bed->s->checksum_contents (abfd,
988 (void (*) (const void *, size_t, void *))
989 &sha1_process_bytes,
990 &ctx))
991 sha1_finish_ctx (&ctx, id_bits);
992 else
993 return FALSE;
994 }
995 else if (!strcmp (info->style, "uuid"))
996 {
997 int n;
998 int fd = open ("/dev/urandom", O_RDONLY);
999 if (fd < 0)
1000 return FALSE;
1001 n = read (fd, id_bits, size);
1002 close (fd);
1003 if (n < (int) size)
1004 return FALSE;
1005 }
1006 else if (!strncmp (info->style, "0x", 2))
1007 {
1008 /* ID is in string form (hex). Convert to bits. */
1009 const char *id = info->style + 2;
1010 size_t n = 0;
1011 do
1012 {
1013 if (ISXDIGIT (id[0]) && ISXDIGIT (id[1]))
1014 {
1015 id_bits[n] = read_hex (*id++) << 4;
1016 id_bits[n++] |= read_hex (*id++);
1017 }
1018 else if (*id == '-' || *id == ':')
1019 ++id;
1020 else
1021 abort (); /* Should have been validated earlier. */
1022 } while (*id != '\0');
1023 }
1024 else
1025 abort (); /* Should have been validated earlier. */
1026
b2ff8454
RM
1027 size = asec->size;
1028 return (bfd_seek (abfd,
1029 i_shdr->sh_offset + asec->output_offset, SEEK_SET) == 0
1030 && bfd_bwrite (contents, size, abfd) == size);
24382dca
RM
1031}
1032
1033
04925e1e 1034/* This is called after all the input files have been opened. */
252b5132
RH
1035
1036static void
0c7a8e5a 1037gld${EMULATION_NAME}_after_open (void)
252b5132 1038{
04925e1e 1039 struct bfd_link_needed_list *needed, *l;
d10e7fcc
AM
1040 struct elf_link_hash_table *htab;
1041
1042 htab = elf_hash_table (&link_info);
1043 if (!is_elf_hash_table (htab))
1044 return;
252b5132 1045
c0065db7
RM
1046 if (link_info.emit_note_gnu_build_id)
1047 {
1048 bfd *abfd;
1049 asection *s;
1050 bfd_size_type size;
1051
1052 abfd = link_info.input_bfds;
1053
e9e0a58e 1054 if (abfd == NULL)
c0065db7 1055 {
e9e0a58e
NC
1056 /* PR 10555: If there are no input files do not
1057 try to create a .note.gnu-build-id section. */
c0065db7
RM
1058 free (link_info.emit_note_gnu_build_id);
1059 link_info.emit_note_gnu_build_id = NULL;
1060 }
1061 else
1062 {
e9e0a58e
NC
1063 size = gld${EMULATION_NAME}_id_note_section_size (abfd, &link_info);
1064 if (size == 0)
c0065db7 1065 {
e9e0a58e
NC
1066 einfo ("%P: warning: unrecognized --build-id style ignored.\n");
1067 free (link_info.emit_note_gnu_build_id);
1068 link_info.emit_note_gnu_build_id = NULL;
c0065db7
RM
1069 }
1070 else
1071 {
e9e0a58e
NC
1072 s = bfd_make_section_with_flags (abfd, ".note.gnu.build-id",
1073 SEC_ALLOC | SEC_LOAD
1074 | SEC_IN_MEMORY | SEC_LINKER_CREATED
1075 | SEC_READONLY | SEC_DATA);
1076 if (s != NULL && bfd_set_section_alignment (abfd, s, 2))
1077 {
1078 struct elf_obj_tdata *t = elf_tdata (link_info.output_bfd);
1e9cc1c2
NC
1079 struct build_id_info *b =
1080 (struct build_id_info *) xmalloc (sizeof *b);
e9e0a58e
NC
1081
1082 b->style = link_info.emit_note_gnu_build_id;
1083 b->sec = s;
1084 elf_section_type (s) = SHT_NOTE;
1085 s->size = size;
1086 t->after_write_object_contents
1087 = &gld${EMULATION_NAME}_write_build_id_section;
1088 t->after_write_object_contents_info = b;
1089 }
1090 else
1091 {
1092 einfo ("%P: warning: Cannot create .note.gnu.build-id section,"
1093 " --build-id ignored.\n");
1094 free (link_info.emit_note_gnu_build_id);
1095 link_info.emit_note_gnu_build_id = NULL;
1096 }
c0065db7
RM
1097 }
1098 }
1099 }
1100
d10e7fcc
AM
1101 if (link_info.relocatable)
1102 return;
1103
eb3d5f3b 1104 if (link_info.eh_frame_hdr
d10e7fcc 1105 && !link_info.traditional_format)
eb3d5f3b 1106 {
d10e7fcc
AM
1107 bfd *abfd;
1108 asection *s;
eb3d5f3b 1109
d10e7fcc 1110 for (abfd = link_info.input_bfds; abfd; abfd = abfd->link_next)
eb3d5f3b 1111 {
d10e7fcc
AM
1112 s = bfd_get_section_by_name (abfd, ".eh_frame");
1113 if (s && s->size > 8 && !bfd_is_abs_section (s->output_section))
1114 break;
1115 }
1116 if (abfd)
1117 {
1118 const struct elf_backend_data *bed;
1119
1120 bed = get_elf_backend_data (abfd);
1121 s = bfd_make_section_with_flags (abfd, ".eh_frame_hdr",
1122 bed->dynamic_sec_flags
1123 | SEC_READONLY);
1124 if (s != NULL
1125 && bfd_set_section_alignment (abfd, s, 2))
1126 htab->eh_info.hdr_sec = s;
1127 else
1128 einfo ("%P: warning: Cannot create .eh_frame_hdr section,"
1129 " --eh-frame-hdr ignored.\n");
eb3d5f3b
JB
1130 }
1131 }
1132
04925e1e
AM
1133 /* Get the list of files which appear in DT_NEEDED entries in
1134 dynamic objects included in the link (often there will be none).
1135 For each such file, we want to track down the corresponding
1136 library, and include the symbol table in the link. This is what
1137 the runtime dynamic linker will do. Tracking the files down here
1138 permits one dynamic object to include another without requiring
1139 special action by the person doing the link. Note that the
1140 needed list can actually grow while we are stepping through this
1141 loop. */
d10e7fcc
AM
1142 if (!link_info.executable)
1143 return;
f13a99db 1144 needed = bfd_elf_get_needed_list (link_info.output_bfd, &link_info);
04925e1e 1145 for (l = needed; l != NULL; l = l->next)
252b5132 1146 {
04925e1e 1147 struct bfd_link_needed_list *ll;
e56f61be 1148 struct dt_needed n, nn;
04925e1e 1149 int force;
252b5132 1150
7e9f0867
AM
1151 /* If the lib that needs this one was --as-needed and wasn't
1152 found to be needed, then this lib isn't needed either. */
1153 if (l->by != NULL
1154 && (bfd_elf_get_dyn_lib_class (l->by) & DYN_AS_NEEDED) != 0)
1155 continue;
1156
04925e1e
AM
1157 /* If we've already seen this file, skip it. */
1158 for (ll = needed; ll != l; ll = ll->next)
7e9f0867
AM
1159 if ((ll->by == NULL
1160 || (bfd_elf_get_dyn_lib_class (ll->by) & DYN_AS_NEEDED) == 0)
1161 && strcmp (ll->name, l->name) == 0)
04925e1e
AM
1162 break;
1163 if (ll != l)
1164 continue;
252b5132 1165
04925e1e
AM
1166 /* See if this file was included in the link explicitly. */
1167 global_needed = l;
e13629bc 1168 global_found = NULL;
04925e1e 1169 lang_for_each_input_file (gld${EMULATION_NAME}_check_needed);
e13629bc
AM
1170 if (global_found != NULL
1171 && (bfd_elf_get_dyn_lib_class (global_found->the_bfd)
1172 & DYN_AS_NEEDED) == 0)
04925e1e 1173 continue;
252b5132 1174
e56f61be
L
1175 n.by = l->by;
1176 n.name = l->name;
1177 nn.by = l->by;
ec4eb78a
L
1178 if (trace_file_tries)
1179 info_msg (_("%s needed by %B\n"), l->name, l->by);
1180
e13629bc
AM
1181 /* As-needed libs specified on the command line (or linker script)
1182 take priority over libs found in search dirs. */
1183 if (global_found != NULL)
1184 {
1185 nn.name = global_found->filename;
1186 if (gld${EMULATION_NAME}_try_needed (&nn, TRUE))
1187 continue;
1188 }
1189
04925e1e
AM
1190 /* We need to find this file and include the symbol table. We
1191 want to search for the file in the same way that the dynamic
1192 linker will search. That means that we want to use
1193 rpath_link, rpath, then the environment variable
ec4eb78a
L
1194 LD_LIBRARY_PATH (native only), then the DT_RPATH/DT_RUNPATH
1195 entries (native only), then the linker script LIB_SEARCH_DIRS.
1196 We do not search using the -L arguments.
252b5132 1197
04925e1e
AM
1198 We search twice. The first time, we skip objects which may
1199 introduce version mismatches. The second time, we force
1200 their use. See gld${EMULATION_NAME}_vercheck comment. */
1201 for (force = 0; force < 2; force++)
1202 {
04925e1e
AM
1203 size_t len;
1204 search_dirs_type *search;
6dd8c765 1205EOF
ff925e69 1206if [ "x${NATIVE}" = xyes ] ; then
92b93329 1207fragment <<EOF
dcb0bd0e 1208 const char *lib_path;
ff925e69
KK
1209EOF
1210fi
1211if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 1212fragment <<EOF
6dd8c765
L
1213 struct bfd_link_needed_list *rp;
1214 int found;
1215EOF
6dd8c765 1216fi
92b93329 1217fragment <<EOF
252b5132 1218
04925e1e 1219 if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link,
e56f61be 1220 &n, force))
04925e1e 1221 break;
dcb0bd0e 1222EOF
9c8ebd6a 1223if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 1224fragment <<EOF
04925e1e 1225 if (gld${EMULATION_NAME}_search_needed (command_line.rpath,
e56f61be 1226 &n, force))
04925e1e 1227 break;
9c8ebd6a
DJ
1228EOF
1229fi
1230if [ "x${NATIVE}" = xyes ] ; then
92b93329 1231fragment <<EOF
04925e1e
AM
1232 if (command_line.rpath_link == NULL
1233 && command_line.rpath == NULL)
1234 {
1235 lib_path = (const char *) getenv ("LD_RUN_PATH");
e56f61be 1236 if (gld${EMULATION_NAME}_search_needed (lib_path, &n,
04925e1e
AM
1237 force))
1238 break;
1239 }
04925e1e 1240 lib_path = (const char *) getenv ("LD_LIBRARY_PATH");
e56f61be 1241 if (gld${EMULATION_NAME}_search_needed (lib_path, &n, force))
04925e1e 1242 break;
9c8ebd6a
DJ
1243EOF
1244fi
1245if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 1246fragment <<EOF
ec4eb78a 1247 found = 0;
f13a99db 1248 rp = bfd_elf_get_runpath_list (link_info.output_bfd, &link_info);
6dd8c765 1249 for (; !found && rp != NULL; rp = rp->next)
ec4eb78a 1250 {
9c8ebd6a 1251 char *tmpname = gld${EMULATION_NAME}_add_sysroot (rp->name);
ec4eb78a 1252 found = (rp->by == l->by
9c8ebd6a 1253 && gld${EMULATION_NAME}_search_needed (tmpname,
e56f61be 1254 &n,
ec4eb78a 1255 force));
9c8ebd6a 1256 free (tmpname);
ec4eb78a
L
1257 }
1258 if (found)
1259 break;
1260
04925e1e 1261EOF
04925e1e 1262fi
c1446dba
L
1263if [ "x${USE_LIBPATH}" = xyes ] ; then
1264 case ${target} in
ebe1fac1 1265 *-*-freebsd* | *-*-dragonfly*)
92b93329 1266 fragment <<EOF
ebe1fac1
NC
1267 if (gld${EMULATION_NAME}_check_ld_elf_hints (l->name, force))
1268 break;
1269EOF
1270 # FreeBSD
1271 ;;
1272
c1446dba
L
1273 *-*-linux-* | *-*-k*bsd*-*)
1274 # Linux
92b93329 1275 fragment <<EOF
c1446dba
L
1276 if (gld${EMULATION_NAME}_check_ld_so_conf (l->name, force))
1277 break;
1278
1279EOF
1280 ;;
1281 esac
1282fi
92b93329 1283fragment <<EOF
04925e1e
AM
1284 len = strlen (l->name);
1285 for (search = search_head; search != NULL; search = search->next)
1286 {
1287 char *filename;
252b5132 1288
04925e1e
AM
1289 if (search->cmdline)
1290 continue;
1291 filename = (char *) xmalloc (strlen (search->name) + len + 2);
1292 sprintf (filename, "%s/%s", search->name, l->name);
e56f61be
L
1293 nn.name = filename;
1294 if (gld${EMULATION_NAME}_try_needed (&nn, force))
04925e1e
AM
1295 break;
1296 free (filename);
1297 }
1298 if (search != NULL)
1299 break;
1300EOF
92b93329 1301fragment <<EOF
04925e1e 1302 }
252b5132 1303
04925e1e
AM
1304 if (force < 2)
1305 continue;
252b5132 1306
e374f1d9 1307 einfo ("%P: warning: %s, needed by %B, not found (try using -rpath or -rpath-link)\n",
04925e1e
AM
1308 l->name, l->by);
1309 }
1310}
252b5132 1311
41392f03
AM
1312EOF
1313fi
1314
92b93329 1315fragment <<EOF
252b5132 1316
04925e1e 1317/* Look through an expression for an assignment statement. */
252b5132 1318
04925e1e 1319static void
0c7a8e5a 1320gld${EMULATION_NAME}_find_exp_assignment (etree_type *exp)
04925e1e 1321{
4ea42fb7 1322 bfd_boolean provide = FALSE;
04925e1e
AM
1323
1324 switch (exp->type.node_class)
252b5132 1325 {
04925e1e 1326 case etree_provide:
4ea42fb7
AM
1327 provide = TRUE;
1328 /* Fall thru */
1329 case etree_assign:
04925e1e
AM
1330 /* We call record_link_assignment even if the symbol is defined.
1331 This is because if it is defined by a dynamic object, we
1332 actually want to use the value defined by the linker script,
1333 not the value from the dynamic object (because we are setting
1334 symbols like etext). If the symbol is defined by a regular
1335 object, then, as it happens, calling record_link_assignment
1336 will do no harm. */
04925e1e 1337 if (strcmp (exp->assign.dst, ".") != 0)
252b5132 1338 {
f13a99db
AM
1339 if (!bfd_elf_record_link_assignment (link_info.output_bfd,
1340 &link_info,
fe21a8fc
L
1341 exp->assign.dst, provide,
1342 exp->assign.hidden))
04925e1e
AM
1343 einfo ("%P%F: failed to record assignment to %s: %E\n",
1344 exp->assign.dst);
252b5132 1345 }
04925e1e
AM
1346 gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src);
1347 break;
252b5132 1348
04925e1e
AM
1349 case etree_binary:
1350 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs);
1351 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs);
1352 break;
252b5132 1353
04925e1e
AM
1354 case etree_trinary:
1355 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond);
1356 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs);
1357 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs);
1358 break;
252b5132 1359
04925e1e
AM
1360 case etree_unary:
1361 gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child);
1362 break;
252b5132 1363
04925e1e
AM
1364 default:
1365 break;
252b5132
RH
1366 }
1367}
1368
04925e1e
AM
1369
1370/* This is called by the before_allocation routine via
1371 lang_for_each_statement. It locates any assignment statements, and
1372 tells the ELF backend about them, in case they are assignments to
1373 symbols which are referred to by dynamic objects. */
1374
1375static void
0c7a8e5a 1376gld${EMULATION_NAME}_find_statement_assignment (lang_statement_union_type *s)
04925e1e
AM
1377{
1378 if (s->header.type == lang_assignment_statement_enum)
1379 gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp);
1380}
1381
41392f03
AM
1382EOF
1383
1384if test x"$LDEMUL_BEFORE_ALLOCATION" != xgld"$EMULATION_NAME"_before_allocation; then
57e6abd2
AO
1385 if test x"${ELF_INTERPRETER_NAME+set}" = xset; then
1386 ELF_INTERPRETER_SET_DEFAULT="
1387 if (sinterp != NULL)
1388 {
5718918d
AM
1389 sinterp->contents = (unsigned char *) ${ELF_INTERPRETER_NAME};
1390 sinterp->size = strlen ((char *) sinterp->contents) + 1;
57e6abd2
AO
1391 }
1392
1393"
1394 else
1395 ELF_INTERPRETER_SET_DEFAULT=
1396 fi
92b93329 1397fragment <<EOF
04925e1e 1398
252b5132
RH
1399/* This is called after the sections have been attached to output
1400 sections, but before any sizes or addresses have been set. */
1401
1402static void
0c7a8e5a 1403gld${EMULATION_NAME}_before_allocation (void)
252b5132
RH
1404{
1405 const char *rpath;
1406 asection *sinterp;
1407
fd574c46 1408 if (link_info.hash->type == bfd_link_elf_hash_table)
f13a99db 1409 _bfd_elf_tls_setup (link_info.output_bfd, &link_info);
e1918d23 1410
252b5132
RH
1411 /* If we are going to make any variable assignments, we need to let
1412 the ELF backend know about them in case the variables are
1413 referred to by dynamic objects. */
1414 lang_for_each_statement (gld${EMULATION_NAME}_find_statement_assignment);
1415
1416 /* Let the ELF backend work out the sizes of any sections required
1417 by dynamic linking. */
1418 rpath = command_line.rpath;
1419 if (rpath == NULL)
1420 rpath = (const char *) getenv ("LD_RUN_PATH");
5a580b3a 1421 if (! (bfd_elf_size_dynamic_sections
f13a99db 1422 (link_info.output_bfd, command_line.soname, rpath,
605d9b3a 1423 command_line.filter_shlib,
252b5132
RH
1424 (const char * const *) command_line.auxiliary_filters,
1425 &link_info, &sinterp, lang_elf_version_info)))
1426 einfo ("%P%F: failed to set dynamic section sizes: %E\n");
8423293d 1427
57e6abd2 1428${ELF_INTERPRETER_SET_DEFAULT}
252b5132
RH
1429 /* Let the user override the dynamic linker we are using. */
1430 if (command_line.interpreter != NULL
1431 && sinterp != NULL)
1432 {
1433 sinterp->contents = (bfd_byte *) command_line.interpreter;
eea6121a 1434 sinterp->size = strlen (command_line.interpreter) + 1;
252b5132
RH
1435 }
1436
1437 /* Look for any sections named .gnu.warning. As a GNU extensions,
1438 we treat such sections as containing warning messages. We print
1439 out the warning message, and then zero out the section size so
1440 that it does not get copied into the output file. */
1441
1442 {
1443 LANG_FOR_EACH_INPUT_STATEMENT (is)
1444 {
1445 asection *s;
1446 bfd_size_type sz;
1447 char *msg;
b34976b6 1448 bfd_boolean ret;
252b5132
RH
1449
1450 if (is->just_syms_flag)
1451 continue;
1452
1453 s = bfd_get_section_by_name (is->the_bfd, ".gnu.warning");
1454 if (s == NULL)
1455 continue;
1456
eea6121a 1457 sz = s->size;
1e9cc1c2 1458 msg = (char *) xmalloc ((size_t) (sz + 1));
bc251d50 1459 if (! bfd_get_section_contents (is->the_bfd, s, msg,
8c675694 1460 (file_ptr) 0, sz))
252b5132
RH
1461 einfo ("%F%B: Can't read contents of section .gnu.warning: %E\n",
1462 is->the_bfd);
bc251d50 1463 msg[sz] = '\0';
252b5132
RH
1464 ret = link_info.callbacks->warning (&link_info, msg,
1465 (const char *) NULL,
1466 is->the_bfd, (asection *) NULL,
1467 (bfd_vma) 0);
1468 ASSERT (ret);
1469 free (msg);
1470
9e3be61d
AM
1471 /* Clobber the section size, so that we don't waste space
1472 copying the warning into the output file. If we've already
1473 sized the output section, adjust its size. The adjustment
1474 is on rawsize because targets that size sections early will
1475 have called lang_reset_memory_regions after sizing. */
1476 if (s->output_section != NULL
1477 && s->output_section->rawsize >= s->size)
1478 s->output_section->rawsize -= s->size;
1479
eea6121a 1480 s->size = 0;
11d2f718 1481
9e3be61d
AM
1482 /* Also set SEC_EXCLUDE, so that local symbols defined in the
1483 warning section don't get copied to the output. */
a14a5de3 1484 s->flags |= SEC_EXCLUDE | SEC_KEEP;
252b5132
RH
1485 }
1486 }
8423293d 1487
1e035701 1488 before_allocation_default ();
8423293d 1489
f13a99db 1490 if (!bfd_elf_size_dynsym_hash_dynstr (link_info.output_bfd, &link_info))
8423293d 1491 einfo ("%P%F: failed to set dynamic section sizes: %E\n");
252b5132
RH
1492}
1493
41392f03
AM
1494EOF
1495fi
1496
1497if test x"$LDEMUL_OPEN_DYNAMIC_ARCHIVE" != xgld"$EMULATION_NAME"_open_dynamic_archive; then
92b93329 1498fragment <<EOF
252b5132 1499
04925e1e
AM
1500/* Try to open a dynamic archive. This is where we know that ELF
1501 dynamic libraries have an extension of .so (or .sl on oddball systems
1502 like hpux). */
1503
b34976b6 1504static bfd_boolean
0c7a8e5a
AM
1505gld${EMULATION_NAME}_open_dynamic_archive
1506 (const char *arch, search_dirs_type *search, lang_input_statement_type *entry)
252b5132 1507{
04925e1e
AM
1508 const char *filename;
1509 char *string;
252b5132 1510
04925e1e 1511 if (! entry->is_archive)
b34976b6 1512 return FALSE;
252b5132 1513
04925e1e 1514 filename = entry->filename;
252b5132 1515
04925e1e
AM
1516 /* This allocates a few bytes too many when EXTRA_SHLIB_EXTENSION
1517 is defined, but it does not seem worth the headache to optimize
1518 away those two bytes of space. */
1519 string = (char *) xmalloc (strlen (search->name)
1520 + strlen (filename)
1521 + strlen (arch)
1522#ifdef EXTRA_SHLIB_EXTENSION
1523 + strlen (EXTRA_SHLIB_EXTENSION)
1524#endif
1525 + sizeof "/lib.so");
1526
1527 sprintf (string, "%s/lib%s%s.so", search->name, filename, arch);
1528
1529#ifdef EXTRA_SHLIB_EXTENSION
1530 /* Try the .so extension first. If that fails build a new filename
1531 using EXTRA_SHLIB_EXTENSION. */
1532 if (! ldfile_try_open_bfd (string, entry))
a26cc967
AM
1533 {
1534 sprintf (string, "%s/lib%s%s%s", search->name,
1535 filename, arch, EXTRA_SHLIB_EXTENSION);
04925e1e
AM
1536#endif
1537
1538 if (! ldfile_try_open_bfd (string, entry))
252b5132 1539 {
04925e1e 1540 free (string);
b34976b6 1541 return FALSE;
04925e1e 1542 }
a26cc967
AM
1543#ifdef EXTRA_SHLIB_EXTENSION
1544 }
1545#endif
252b5132 1546
04925e1e 1547 entry->filename = string;
252b5132 1548
04925e1e
AM
1549 /* We have found a dynamic object to include in the link. The ELF
1550 backend linker will create a DT_NEEDED entry in the .dynamic
1551 section naming this file. If this file includes a DT_SONAME
1552 entry, it will be used. Otherwise, the ELF linker will just use
1553 the name of the file. For an archive found by searching, like
1554 this one, the DT_NEEDED entry should consist of just the name of
1555 the file, without the path information used to find it. Note
1556 that we only need to do this if we have a dynamic object; an
1557 archive will never be referenced by a DT_NEEDED entry.
252b5132 1558
04925e1e
AM
1559 FIXME: This approach--using bfd_elf_set_dt_needed_name--is not
1560 very pretty. I haven't been able to think of anything that is
1561 pretty, though. */
1562 if (bfd_check_format (entry->the_bfd, bfd_object)
1563 && (entry->the_bfd->flags & DYNAMIC) != 0)
1564 {
04925e1e 1565 ASSERT (entry->is_archive && entry->search_dirs_flag);
252b5132 1566
04925e1e 1567 /* Rather than duplicating the logic above. Just use the
1c9acd94 1568 filename we recorded earlier. */
04925e1e 1569
fed2999d 1570 filename = lbasename (entry->filename);
1c9acd94 1571 bfd_elf_set_dt_needed_name (entry->the_bfd, filename);
04925e1e
AM
1572 }
1573
b34976b6 1574 return TRUE;
04925e1e
AM
1575}
1576
41392f03
AM
1577EOF
1578fi
cde43e70
AM
1579
1580if test x"$LDEMUL_PLACE_ORPHAN" != xgld"$EMULATION_NAME"_place_orphan; then
92b93329 1581fragment <<EOF
41392f03 1582
afd7a018 1583/* A variant of lang_output_section_find used by place_orphan. */
04925e1e 1584
04925e1e 1585static lang_output_section_statement_type *
2a36a117 1586output_rel_find (asection *sec, int isdyn)
04925e1e 1587{
04925e1e 1588 lang_output_section_statement_type *lookup;
ba493122 1589 lang_output_section_statement_type *last = NULL;
2a36a117 1590 lang_output_section_statement_type *last_alloc = NULL;
48f2ff54 1591 lang_output_section_statement_type *last_ro_alloc = NULL;
ba493122
AM
1592 lang_output_section_statement_type *last_rel = NULL;
1593 lang_output_section_statement_type *last_rel_alloc = NULL;
24cdb50a 1594 int rela = sec->name[4] == 'a';
04925e1e 1595
afd7a018
AM
1596 for (lookup = &lang_output_section_statement.head->output_section_statement;
1597 lookup != NULL;
1598 lookup = lookup->next)
04925e1e 1599 {
66c103b7 1600 if (lookup->constraint >= 0
0112cd26 1601 && CONST_STRNEQ (lookup->name, ".rel"))
04925e1e 1602 {
24cdb50a 1603 int lookrela = lookup->name[4] == 'a';
ba493122 1604
2a36a117
AM
1605 /* .rel.dyn must come before all other reloc sections, to suit
1606 GNU ld.so. */
1607 if (isdyn)
1608 break;
1609
1610 /* Don't place after .rel.plt as doing so results in wrong
1611 dynamic tags. */
1612 if (strcmp (".plt", lookup->name + 4 + lookrela) == 0)
ba493122 1613 break;
2a36a117
AM
1614
1615 if (rela == lookrela || last_rel == NULL)
24cdb50a 1616 last_rel = lookup;
2a36a117
AM
1617 if ((rela == lookrela || last_rel_alloc == NULL)
1618 && lookup->bfd_section != NULL
ba493122
AM
1619 && (lookup->bfd_section->flags & SEC_ALLOC) != 0)
1620 last_rel_alloc = lookup;
04925e1e 1621 }
2a36a117
AM
1622
1623 last = lookup;
1624 if (lookup->bfd_section != NULL
1625 && (lookup->bfd_section->flags & SEC_ALLOC) != 0)
48f2ff54
AM
1626 {
1627 last_alloc = lookup;
1628 if ((lookup->bfd_section->flags & SEC_READONLY) != 0)
1629 last_ro_alloc = lookup;
1630 }
252b5132 1631 }
ba493122
AM
1632
1633 if (last_rel_alloc)
1634 return last_rel_alloc;
1635
1636 if (last_rel)
1637 return last_rel;
1638
48f2ff54
AM
1639 if (last_ro_alloc)
1640 return last_ro_alloc;
1641
2a36a117
AM
1642 if (last_alloc)
1643 return last_alloc;
1644
ba493122 1645 return last;
252b5132
RH
1646}
1647
1648/* Place an orphan section. We use this to put random SHF_ALLOC
1649 sections in the right segment. */
1650
c2edb4b8 1651static lang_output_section_statement_type *
8a99a385
AM
1652gld${EMULATION_NAME}_place_orphan (asection *s,
1653 const char *secname,
1654 int constraint)
252b5132 1655{
afd7a018
AM
1656 static struct orphan_save hold[] =
1657 {
1658 { ".text",
1659 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE,
1660 0, 0, 0, 0 },
1661 { ".rodata",
1662 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1663 0, 0, 0, 0 },
1664 { ".data",
1665 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
1666 0, 0, 0, 0 },
1667 { ".bss",
1668 SEC_ALLOC,
1669 0, 0, 0, 0 },
1670 { 0,
1671 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1672 0, 0, 0, 0 },
1673 { ".interp",
1674 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1675 0, 0, 0, 0 },
1676 { ".sdata",
1677 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA | SEC_SMALL_DATA,
07890c07
AM
1678 0, 0, 0, 0 },
1679 { 0,
1680 SEC_HAS_CONTENTS,
1681 0, 0, 0, 0 },
afd7a018
AM
1682 };
1683 enum orphan_save_index
1684 {
1685 orphan_text = 0,
1686 orphan_rodata,
1687 orphan_data,
1688 orphan_bss,
1689 orphan_rel,
1690 orphan_interp,
07890c07
AM
1691 orphan_sdata,
1692 orphan_nonalloc
afd7a018
AM
1693 };
1694 static int orphan_init_done = 0;
6a345e87 1695 struct orphan_save *place;
afd7a018 1696 lang_output_section_statement_type *after;
252b5132 1697 lang_output_section_statement_type *os;
24cdb50a 1698 int isdyn = 0;
ecca9871
L
1699 int iself = s->owner->xvec->flavour == bfd_target_elf_flavour;
1700 unsigned int sh_type = iself ? elf_section_type (s) : SHT_NULL;
252b5132 1701
1049f94e 1702 if (! link_info.relocatable
24cdb50a 1703 && link_info.combreloc
ecca9871 1704 && (s->flags & SEC_ALLOC))
24cdb50a 1705 {
ecca9871
L
1706 if (iself)
1707 switch (sh_type)
1708 {
1709 case SHT_RELA:
1710 secname = ".rela.dyn";
1711 isdyn = 1;
1712 break;
1713 case SHT_REL:
1714 secname = ".rel.dyn";
1715 isdyn = 1;
1716 break;
1717 default:
1718 break;
1719 }
0112cd26 1720 else if (CONST_STRNEQ (secname, ".rel"))
ecca9871
L
1721 {
1722 secname = secname[4] == 'a' ? ".rela.dyn" : ".rel.dyn";
1723 isdyn = 1;
1724 }
24cdb50a 1725 }
aea4bd9d 1726
bcacc0f5 1727 /* Look through the script to see where to place this section. */
d127ecce
AM
1728 if (constraint == 0)
1729 for (os = lang_output_section_find (secname);
1730 os != NULL;
1731 os = next_matching_output_section_statement (os, 0))
1732 {
1733 /* If we don't match an existing output section, tell
1734 lang_insert_orphan to create a new output section. */
1735 constraint = SPECIAL;
1736
1737 if (os->bfd_section != NULL
1738 && (os->bfd_section->flags == 0
1739 || (_bfd_elf_match_sections_by_type (link_info.output_bfd,
1740 os->bfd_section,
1741 s->owner, s)
1742 && ((s->flags ^ os->bfd_section->flags)
1743 & (SEC_LOAD | SEC_ALLOC)) == 0)))
1744 {
1745 /* We already have an output section statement with this
1746 name, and its bfd section has compatible flags.
1747 If the section already exists but does not have any flags
1748 set, then it has been created by the linker, probably as a
1749 result of a --section-start command line switch. */
1750 lang_add_section (&os->children, s, os);
1751 return os;
1752 }
1753 }
252b5132 1754
afd7a018
AM
1755 if (!orphan_init_done)
1756 {
07890c07 1757 lang_output_section_statement_type *lookup;
afd7a018 1758 struct orphan_save *ho;
07890c07 1759
afd7a018
AM
1760 for (ho = hold; ho < hold + sizeof (hold) / sizeof (hold[0]); ++ho)
1761 if (ho->name != NULL)
1762 {
1763 ho->os = lang_output_section_find (ho->name);
1764 if (ho->os != NULL && ho->os->flags == 0)
1765 ho->os->flags = ho->flags;
1766 }
07890c07
AM
1767 lookup = hold[orphan_bss].os;
1768 if (lookup == NULL)
1769 lookup = &lang_output_section_statement.head->output_section_statement;
1770 for (; lookup != NULL; lookup = lookup->next)
1771 if ((lookup->bfd_section != NULL
1772 && (lookup->bfd_section->flags & SEC_DEBUGGING) != 0)
1773 || strcmp (lookup->name, ".comment") == 0)
1774 break;
1775 hold[orphan_nonalloc].os = lookup ? lookup->prev : NULL;
1776 hold[orphan_nonalloc].name = ".comment";
afd7a018
AM
1777 orphan_init_done = 1;
1778 }
252b5132
RH
1779
1780 /* If this is a final link, then always put .gnu.warning.SYMBOL
1781 sections into the .text section to get them out of the way. */
36af4a4e 1782 if (link_info.executable
1049f94e 1783 && ! link_info.relocatable
bcacc0f5 1784 && CONST_STRNEQ (s->name, ".gnu.warning.")
afd7a018 1785 && hold[orphan_text].os != NULL)
252b5132 1786 {
c2edb4b8
AM
1787 os = hold[orphan_text].os;
1788 lang_add_section (&os->children, s, os);
1789 return os;
252b5132
RH
1790 }
1791
1792 /* Decide which segment the section should go in based on the
1793 section name and section flags. We put loadable .note sections
1794 right after the .interp section, so that the PT_NOTE segment is
1795 stored right after the program headers where the OS can read it
1796 in the first page. */
aea4bd9d 1797
71bfc0ae 1798 place = NULL;
07890c07
AM
1799 if ((s->flags & (SEC_ALLOC | SEC_DEBUGGING)) == 0)
1800 place = &hold[orphan_nonalloc];
1801 else if ((s->flags & SEC_ALLOC) == 0)
71bfc0ae 1802 ;
252b5132 1803 else if ((s->flags & SEC_LOAD) != 0
ecca9871 1804 && ((iself && sh_type == SHT_NOTE)
0112cd26 1805 || (!iself && CONST_STRNEQ (secname, ".note"))))
afd7a018
AM
1806 place = &hold[orphan_interp];
1807 else if ((s->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
1808 place = &hold[orphan_bss];
1809 else if ((s->flags & SEC_SMALL_DATA) != 0)
1810 place = &hold[orphan_sdata];
1811 else if ((s->flags & SEC_READONLY) == 0)
1812 place = &hold[orphan_data];
ecca9871 1813 else if (((iself && (sh_type == SHT_RELA || sh_type == SHT_REL))
0112cd26 1814 || (!iself && CONST_STRNEQ (secname, ".rel")))
afd7a018
AM
1815 && (s->flags & SEC_LOAD) != 0)
1816 place = &hold[orphan_rel];
1817 else if ((s->flags & SEC_CODE) == 0)
1818 place = &hold[orphan_rodata];
1819 else
1820 place = &hold[orphan_text];
71bfc0ae 1821
afd7a018 1822 after = NULL;
5ba47421 1823 if (place != NULL)
252b5132 1824 {
afd7a018 1825 if (place->os == NULL)
5ba47421 1826 {
afd7a018
AM
1827 if (place->name != NULL)
1828 place->os = lang_output_section_find (place->name);
1829 else
1830 place->os = output_rel_find (s, isdyn);
5ba47421 1831 }
afd7a018
AM
1832 after = place->os;
1833 if (after == NULL)
390fbbf1
AM
1834 after = lang_output_section_find_by_flags
1835 (s, &place->os, _bfd_elf_match_sections_by_type);
afd7a018
AM
1836 if (after == NULL)
1837 /* *ABS* is always the first output section statement. */
1838 after = &lang_output_section_statement.head->output_section_statement;
252b5132
RH
1839 }
1840
c2edb4b8 1841 return lang_insert_orphan (s, secname, constraint, after, place, NULL, NULL);
252b5132 1842}
c56feb2b
AM
1843EOF
1844fi
1845
eaeb0a9d 1846if test x"$LDEMUL_AFTER_ALLOCATION" != xgld"$EMULATION_NAME"_after_allocation; then
92b93329 1847fragment <<EOF
252b5132 1848
deb04cdb 1849static void
eaeb0a9d 1850gld${EMULATION_NAME}_after_allocation (void)
deb04cdb 1851{
f13a99db
AM
1852 bfd_boolean need_layout = bfd_elf_discard_info (link_info.output_bfd,
1853 &link_info);
8ded5a0f 1854 gld${EMULATION_NAME}_map_segments (need_layout);
73d074b4 1855}
41392f03
AM
1856EOF
1857fi
1858
1859if test x"$LDEMUL_GET_SCRIPT" != xgld"$EMULATION_NAME"_get_script; then
92b93329 1860fragment <<EOF
252b5132
RH
1861
1862static char *
0c7a8e5a 1863gld${EMULATION_NAME}_get_script (int *isfile)
252b5132
RH
1864EOF
1865
1866if test -n "$COMPILE_IN"
1867then
1868# Scripts compiled in.
1869
1870# sed commands to quote an ld script as a C string.
597e2591 1871sc="-f stringify.sed"
252b5132 1872
92b93329 1873fragment <<EOF
60bcf0fa 1874{
252b5132
RH
1875 *isfile = 0;
1876
1049f94e 1877 if (link_info.relocatable && config.build_constructors)
597e2591 1878 return
252b5132 1879EOF
afd7a018
AM
1880sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
1881echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
1882sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
1883echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
1884sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
61585df2 1885if cmp -s ldscripts/${EMULATION_NAME}.x ldscripts/${EMULATION_NAME}.xn; then : ; else
afd7a018
AM
1886echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
1887sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
db6751f2 1888fi
36af4a4e
JJ
1889if test -n "$GENERATE_PIE_SCRIPT" ; then
1890if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b
JJ
1891echo ' ; else if (link_info.pie && link_info.combreloc' >> e${EMULATION_NAME}.c
1892echo ' && link_info.relro' >> e${EMULATION_NAME}.c
fbfca19e 1893echo ' && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018 1894sed $sc ldscripts/${EMULATION_NAME}.xdw >> e${EMULATION_NAME}.c
36af4a4e 1895echo ' ; else if (link_info.pie && link_info.combreloc) return' >> e${EMULATION_NAME}.c
afd7a018 1896sed $sc ldscripts/${EMULATION_NAME}.xdc >> e${EMULATION_NAME}.c
36af4a4e 1897fi
afd7a018
AM
1898echo ' ; else if (link_info.pie) return' >> e${EMULATION_NAME}.c
1899sed $sc ldscripts/${EMULATION_NAME}.xd >> e${EMULATION_NAME}.c
36af4a4e 1900fi
252b5132 1901if test -n "$GENERATE_SHLIB_SCRIPT" ; then
82434356 1902if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b
JJ
1903echo ' ; else if (link_info.shared && link_info.combreloc' >> e${EMULATION_NAME}.c
1904echo ' && link_info.relro' >> e${EMULATION_NAME}.c
fbfca19e 1905echo ' && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018 1906sed $sc ldscripts/${EMULATION_NAME}.xsw >> e${EMULATION_NAME}.c
db6751f2 1907echo ' ; else if (link_info.shared && link_info.combreloc) return' >> e${EMULATION_NAME}.c
afd7a018 1908sed $sc ldscripts/${EMULATION_NAME}.xsc >> e${EMULATION_NAME}.c
82434356 1909fi
afd7a018
AM
1910echo ' ; else if (link_info.shared) return' >> e${EMULATION_NAME}.c
1911sed $sc ldscripts/${EMULATION_NAME}.xs >> e${EMULATION_NAME}.c
252b5132 1912fi
82434356 1913if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b 1914echo ' ; else if (link_info.combreloc && link_info.relro' >> e${EMULATION_NAME}.c
fbfca19e 1915echo ' && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018
AM
1916sed $sc ldscripts/${EMULATION_NAME}.xw >> e${EMULATION_NAME}.c
1917echo ' ; else if (link_info.combreloc) return' >> e${EMULATION_NAME}.c
1918sed $sc ldscripts/${EMULATION_NAME}.xc >> e${EMULATION_NAME}.c
82434356 1919fi
afd7a018
AM
1920echo ' ; else return' >> e${EMULATION_NAME}.c
1921sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
1922echo '; }' >> e${EMULATION_NAME}.c
252b5132
RH
1923
1924else
1925# Scripts read from the filesystem.
1926
92b93329 1927fragment <<EOF
60bcf0fa 1928{
252b5132
RH
1929 *isfile = 1;
1930
1049f94e 1931 if (link_info.relocatable && config.build_constructors)
252b5132 1932 return "ldscripts/${EMULATION_NAME}.xu";
1049f94e 1933 else if (link_info.relocatable)
252b5132
RH
1934 return "ldscripts/${EMULATION_NAME}.xr";
1935 else if (!config.text_read_only)
1936 return "ldscripts/${EMULATION_NAME}.xbn";
a060b769
AM
1937EOF
1938if cmp -s ldscripts/${EMULATION_NAME}.x ldscripts/${EMULATION_NAME}.xn; then :
1939else
92b93329 1940fragment <<EOF
252b5132
RH
1941 else if (!config.magic_demand_paged)
1942 return "ldscripts/${EMULATION_NAME}.xn";
a060b769
AM
1943EOF
1944fi
36af4a4e
JJ
1945if test -n "$GENERATE_PIE_SCRIPT" ; then
1946if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
92b93329 1947fragment <<EOF
8c37241b 1948 else if (link_info.pie && link_info.combreloc
fbfca19e 1949 && link_info.relro && (link_info.flags & DF_BIND_NOW))
8c37241b 1950 return "ldscripts/${EMULATION_NAME}.xdw";
36af4a4e
JJ
1951 else if (link_info.pie && link_info.combreloc)
1952 return "ldscripts/${EMULATION_NAME}.xdc";
1953EOF
1954fi
92b93329 1955fragment <<EOF
36af4a4e
JJ
1956 else if (link_info.pie)
1957 return "ldscripts/${EMULATION_NAME}.xd";
1958EOF
1959fi
a060b769
AM
1960if test -n "$GENERATE_SHLIB_SCRIPT" ; then
1961if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
92b93329 1962fragment <<EOF
8c37241b 1963 else if (link_info.shared && link_info.combreloc
fbfca19e 1964 && link_info.relro && (link_info.flags & DF_BIND_NOW))
8c37241b 1965 return "ldscripts/${EMULATION_NAME}.xsw";
a060b769
AM
1966 else if (link_info.shared && link_info.combreloc)
1967 return "ldscripts/${EMULATION_NAME}.xsc";
1968EOF
1969fi
92b93329 1970fragment <<EOF
252b5132
RH
1971 else if (link_info.shared)
1972 return "ldscripts/${EMULATION_NAME}.xs";
a060b769
AM
1973EOF
1974fi
1975if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
92b93329 1976fragment <<EOF
8c37241b 1977 else if (link_info.combreloc && link_info.relro
fbfca19e 1978 && (link_info.flags & DF_BIND_NOW))
8c37241b 1979 return "ldscripts/${EMULATION_NAME}.xw";
a060b769
AM
1980 else if (link_info.combreloc)
1981 return "ldscripts/${EMULATION_NAME}.xc";
1982EOF
1983fi
92b93329 1984fragment <<EOF
252b5132
RH
1985 else
1986 return "ldscripts/${EMULATION_NAME}.x";
1987}
252b5132 1988
3b108066 1989EOF
41392f03
AM
1990fi
1991fi
3b108066 1992
41392f03 1993if test -n "$PARSE_AND_LIST_ARGS_CASES" -o x"$GENERATE_SHLIB_SCRIPT" = xyes; then
3b108066 1994
e0ee487b 1995if test -n "$PARSE_AND_LIST_PROLOGUE" ; then
92b93329 1996fragment <<EOF
e0ee487b
L
1997 $PARSE_AND_LIST_PROLOGUE
1998EOF
1999fi
2000
92b93329 2001fragment <<EOF
e0ee487b 2002
6c1439be
L
2003#define OPTION_DISABLE_NEW_DTAGS (400)
2004#define OPTION_ENABLE_NEW_DTAGS (OPTION_DISABLE_NEW_DTAGS + 1)
a1ab1d2a 2005#define OPTION_GROUP (OPTION_ENABLE_NEW_DTAGS + 1)
65765700 2006#define OPTION_EH_FRAME_HDR (OPTION_GROUP + 1)
b58f81ae 2007#define OPTION_EXCLUDE_LIBS (OPTION_EH_FRAME_HDR + 1)
fdc90cb4 2008#define OPTION_HASH_STYLE (OPTION_EXCLUDE_LIBS + 1)
c0065db7 2009#define OPTION_BUILD_ID (OPTION_HASH_STYLE + 1)
e13629bc 2010
3bcf5557 2011static void
0c7a8e5a
AM
2012gld${EMULATION_NAME}_add_options
2013 (int ns, char **shortopts, int nl, struct option **longopts,
2014 int nrl ATTRIBUTE_UNUSED, struct option **really_longopts ATTRIBUTE_UNUSED)
e0ee487b 2015{
3bcf5557
AM
2016 static const char xtra_short[] = "${PARSE_AND_LIST_SHORTOPTS}z:";
2017 static const struct option xtra_long[] = {
c0065db7 2018 {"build-id", optional_argument, NULL, OPTION_BUILD_ID},
e0ee487b 2019EOF
e0ee487b
L
2020
2021if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
92b93329 2022fragment <<EOF
3bcf5557
AM
2023 {"disable-new-dtags", no_argument, NULL, OPTION_DISABLE_NEW_DTAGS},
2024 {"enable-new-dtags", no_argument, NULL, OPTION_ENABLE_NEW_DTAGS},
2025 {"eh-frame-hdr", no_argument, NULL, OPTION_EH_FRAME_HDR},
b58f81ae 2026 {"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
fdc90cb4 2027 {"hash-style", required_argument, NULL, OPTION_HASH_STYLE},
3bcf5557 2028 {"Bgroup", no_argument, NULL, OPTION_GROUP},
e0ee487b
L
2029EOF
2030fi
2031
2032if test -n "$PARSE_AND_LIST_LONGOPTS" ; then
92b93329 2033fragment <<EOF
3bcf5557 2034 $PARSE_AND_LIST_LONGOPTS
e0ee487b
L
2035EOF
2036fi
2037
92b93329 2038fragment <<EOF
3bcf5557
AM
2039 {NULL, no_argument, NULL, 0}
2040 };
2041
2042 *shortopts = (char *) xrealloc (*shortopts, ns + sizeof (xtra_short));
2043 memcpy (*shortopts + ns, &xtra_short, sizeof (xtra_short));
2044 *longopts = (struct option *)
2045 xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
2046 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
2047}
04925e1e 2048
24382dca 2049#define DEFAULT_BUILD_ID_STYLE "sha1"
c0065db7 2050
3bcf5557 2051static bfd_boolean
0c7a8e5a 2052gld${EMULATION_NAME}_handle_option (int optc)
e0ee487b 2053{
e0ee487b
L
2054 switch (optc)
2055 {
2056 default:
3bcf5557 2057 return FALSE;
6c1439be 2058
c0065db7
RM
2059 case OPTION_BUILD_ID:
2060 if (link_info.emit_note_gnu_build_id != NULL)
2061 {
2062 free (link_info.emit_note_gnu_build_id);
2063 link_info.emit_note_gnu_build_id = NULL;
2064 }
2065 if (optarg == NULL)
2066 optarg = DEFAULT_BUILD_ID_STYLE;
2067 if (strcmp (optarg, "none"))
2068 link_info.emit_note_gnu_build_id = xstrdup (optarg);
2069 break;
2070
e0ee487b 2071EOF
e0ee487b
L
2072
2073if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
92b93329 2074fragment <<EOF
6c1439be 2075 case OPTION_DISABLE_NEW_DTAGS:
b34976b6 2076 link_info.new_dtags = FALSE;
6c1439be
L
2077 break;
2078
2079 case OPTION_ENABLE_NEW_DTAGS:
b34976b6 2080 link_info.new_dtags = TRUE;
6c1439be
L
2081 break;
2082
65765700 2083 case OPTION_EH_FRAME_HDR:
b34976b6 2084 link_info.eh_frame_hdr = TRUE;
65765700
JJ
2085 break;
2086
a1ab1d2a
UD
2087 case OPTION_GROUP:
2088 link_info.flags_1 |= (bfd_vma) DF_1_GROUP;
2089 /* Groups must be self-contained. */
560e09e9
NC
2090 link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
2091 link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
a1ab1d2a
UD
2092 break;
2093
b58f81ae
DJ
2094 case OPTION_EXCLUDE_LIBS:
2095 add_excluded_libs (optarg);
2096 break;
2097
fdc90cb4
JJ
2098 case OPTION_HASH_STYLE:
2099 link_info.emit_hash = FALSE;
2100 link_info.emit_gnu_hash = FALSE;
2101 if (strcmp (optarg, "sysv") == 0)
2102 link_info.emit_hash = TRUE;
2103 else if (strcmp (optarg, "gnu") == 0)
2104 link_info.emit_gnu_hash = TRUE;
2105 else if (strcmp (optarg, "both") == 0)
2106 {
2107 link_info.emit_hash = TRUE;
2108 link_info.emit_gnu_hash = TRUE;
2109 }
2110 else
2111 einfo (_("%P%F: invalid hash style \`%s'\n"), optarg);
2112 break;
2113
e0ee487b
L
2114 case 'z':
2115 if (strcmp (optarg, "initfirst") == 0)
2116 link_info.flags_1 |= (bfd_vma) DF_1_INITFIRST;
2117 else if (strcmp (optarg, "interpose") == 0)
2118 link_info.flags_1 |= (bfd_vma) DF_1_INTERPOSE;
2119 else if (strcmp (optarg, "loadfltr") == 0)
2120 link_info.flags_1 |= (bfd_vma) DF_1_LOADFLTR;
2121 else if (strcmp (optarg, "nodefaultlib") == 0)
2122 link_info.flags_1 |= (bfd_vma) DF_1_NODEFLIB;
2123 else if (strcmp (optarg, "nodelete") == 0)
2124 link_info.flags_1 |= (bfd_vma) DF_1_NODELETE;
2125 else if (strcmp (optarg, "nodlopen") == 0)
2126 link_info.flags_1 |= (bfd_vma) DF_1_NOOPEN;
2127 else if (strcmp (optarg, "nodump") == 0)
2128 link_info.flags_1 |= (bfd_vma) DF_1_NODUMP;
2129 else if (strcmp (optarg, "now") == 0)
2130 {
2131 link_info.flags |= (bfd_vma) DF_BIND_NOW;
2132 link_info.flags_1 |= (bfd_vma) DF_1_NOW;
2133 }
5fa222e4
AM
2134 else if (strcmp (optarg, "lazy") == 0)
2135 {
2136 link_info.flags &= ~(bfd_vma) DF_BIND_NOW;
2137 link_info.flags_1 &= ~(bfd_vma) DF_1_NOW;
2138 }
e0ee487b
L
2139 else if (strcmp (optarg, "origin") == 0)
2140 {
2141 link_info.flags |= (bfd_vma) DF_ORIGIN;
2142 link_info.flags_1 |= (bfd_vma) DF_1_ORIGIN;
2143 }
a1ab1d2a 2144 else if (strcmp (optarg, "defs") == 0)
560e09e9 2145 link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
aa713662 2146 else if (strcmp (optarg, "muldefs") == 0)
b34976b6 2147 link_info.allow_multiple_definition = TRUE;
db6751f2 2148 else if (strcmp (optarg, "combreloc") == 0)
b34976b6 2149 link_info.combreloc = TRUE;
db6751f2 2150 else if (strcmp (optarg, "nocombreloc") == 0)
b34976b6 2151 link_info.combreloc = FALSE;
8bd621d8 2152 else if (strcmp (optarg, "nocopyreloc") == 0)
0c7a8e5a 2153 link_info.nocopyreloc = TRUE;
9ee5e499
JJ
2154 else if (strcmp (optarg, "execstack") == 0)
2155 {
2156 link_info.execstack = TRUE;
2157 link_info.noexecstack = FALSE;
2158 }
2159 else if (strcmp (optarg, "noexecstack") == 0)
2160 {
2161 link_info.noexecstack = TRUE;
2162 link_info.execstack = FALSE;
2163 }
88b882e9
L
2164EOF
2165
2166 if test -n "$COMMONPAGESIZE"; then
92b93329 2167fragment <<EOF
8c37241b
JJ
2168 else if (strcmp (optarg, "relro") == 0)
2169 link_info.relro = TRUE;
2170 else if (strcmp (optarg, "norelro") == 0)
2171 link_info.relro = FALSE;
88b882e9
L
2172EOF
2173 fi
2174
92b93329 2175fragment <<EOF
0112cd26 2176 else if (CONST_STRNEQ (optarg, "max-page-size="))
24718e3b
L
2177 {
2178 char *end;
0112cd26 2179
24718e3b 2180 config.maxpagesize = strtoul (optarg + 14, &end, 0);
b8142865 2181 if (*end || (config.maxpagesize & (config.maxpagesize - 1)) != 0)
24718e3b
L
2182 einfo (_("%P%F: invalid maxium page size \`%s'\n"),
2183 optarg + 14);
2184 }
0112cd26 2185 else if (CONST_STRNEQ (optarg, "common-page-size="))
24718e3b
L
2186 {
2187 char *end;
2188 config.commonpagesize = strtoul (optarg + 17, &end, 0);
b8142865
L
2189 if (*end
2190 || (config.commonpagesize & (config.commonpagesize - 1)) != 0)
24718e3b
L
2191 einfo (_("%P%F: invalid common page size \`%s'\n"),
2192 optarg + 17);
2193 }
e0ee487b 2194 /* What about the other Solaris -z options? FIXME. */
6c1439be 2195 break;
e0ee487b
L
2196EOF
2197fi
2198
2199if test -n "$PARSE_AND_LIST_ARGS_CASES" ; then
92b93329 2200fragment <<EOF
e0ee487b
L
2201 $PARSE_AND_LIST_ARGS_CASES
2202EOF
2203fi
2204
92b93329 2205fragment <<EOF
e0ee487b
L
2206 }
2207
3bcf5557 2208 return TRUE;
e0ee487b
L
2209}
2210
41392f03 2211EOF
41392f03 2212
4b209b22 2213if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
92b93329 2214fragment <<EOF
41392f03 2215
e0ee487b 2216static void
0c7a8e5a 2217gld${EMULATION_NAME}_list_options (FILE * file)
e0ee487b 2218{
442996ee
AM
2219 fprintf (file, _("\
2220 --build-id[=STYLE] Generate build ID note\n"));
e0ee487b 2221EOF
e0ee487b
L
2222
2223if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
92b93329 2224fragment <<EOF
442996ee
AM
2225 fprintf (file, _("\
2226 -Bgroup Selects group name lookup rules for DSO\n"));
2227 fprintf (file, _("\
2228 --disable-new-dtags Disable new dynamic tags\n"));
2229 fprintf (file, _("\
2230 --enable-new-dtags Enable new dynamic tags\n"));
2231 fprintf (file, _("\
2232 --eh-frame-hdr Create .eh_frame_hdr section\n"));
2233 fprintf (file, _("\
2234 --hash-style=STYLE Set hash style to sysv, gnu or both\n"));
2235 fprintf (file, _("\
2236 -z combreloc Merge dynamic relocs into one section and sort\n"));
2237 fprintf (file, _("\
2238 -z defs Report unresolved symbols in object files.\n"));
2239 fprintf (file, _("\
2240 -z execstack Mark executable as requiring executable stack\n"));
2241 fprintf (file, _("\
2242 -z initfirst Mark DSO to be initialized first at runtime\n"));
2243 fprintf (file, _("\
2244 -z interpose Mark object to interpose all DSOs but executable\n"));
2245 fprintf (file, _("\
2246 -z lazy Mark object lazy runtime binding (default)\n"));
2247 fprintf (file, _("\
2248 -z loadfltr Mark object requiring immediate process\n"));
2249 fprintf (file, _("\
2250 -z muldefs Allow multiple definitions\n"));
2251 fprintf (file, _("\
2252 -z nocombreloc Don't merge dynamic relocs into one section\n"));
2253 fprintf (file, _("\
2254 -z nocopyreloc Don't create copy relocs\n"));
2255 fprintf (file, _("\
2256 -z nodefaultlib Mark object not to use default search paths\n"));
2257 fprintf (file, _("\
2258 -z nodelete Mark DSO non-deletable at runtime\n"));
2259 fprintf (file, _("\
2260 -z nodlopen Mark DSO not available to dlopen\n"));
2261 fprintf (file, _("\
2262 -z nodump Mark DSO not available to dldump\n"));
2263 fprintf (file, _("\
2264 -z noexecstack Mark executable as not requiring executable stack\n"));
88b882e9
L
2265EOF
2266
2267 if test -n "$COMMONPAGESIZE"; then
92b93329 2268fragment <<EOF
442996ee
AM
2269 fprintf (file, _("\
2270 -z norelro Don't create RELRO program header\n"));
88b882e9
L
2271EOF
2272 fi
2273
92b93329 2274fragment <<EOF
442996ee
AM
2275 fprintf (file, _("\
2276 -z now Mark object non-lazy runtime binding\n"));
2277 fprintf (file, _("\
2278 -z origin Mark object requiring immediate \$ORIGIN\n\
2279 processing at runtime\n"));
88b882e9
L
2280EOF
2281
2282 if test -n "$COMMONPAGESIZE"; then
92b93329 2283fragment <<EOF
442996ee
AM
2284 fprintf (file, _("\
2285 -z relro Create RELRO program header\n"));
88b882e9
L
2286EOF
2287 fi
2288
92b93329 2289fragment <<EOF
442996ee
AM
2290 fprintf (file, _("\
2291 -z max-page-size=SIZE Set maximum page size to SIZE\n"));
2292 fprintf (file, _("\
2293 -z common-page-size=SIZE Set common page size to SIZE\n"));
2294 fprintf (file, _("\
2295 -z KEYWORD Ignored for Solaris compatibility\n"));
e0ee487b
L
2296EOF
2297fi
2298
2299if test -n "$PARSE_AND_LIST_OPTIONS" ; then
92b93329 2300fragment <<EOF
e0ee487b
L
2301 $PARSE_AND_LIST_OPTIONS
2302EOF
2303fi
2304
92b93329 2305fragment <<EOF
e0ee487b
L
2306}
2307EOF
e0ee487b
L
2308
2309if test -n "$PARSE_AND_LIST_EPILOGUE" ; then
92b93329 2310fragment <<EOF
e0ee487b
L
2311 $PARSE_AND_LIST_EPILOGUE
2312EOF
2313fi
41392f03
AM
2314fi
2315else
92b93329 2316fragment <<EOF
3bcf5557
AM
2317#define gld${EMULATION_NAME}_add_options NULL
2318#define gld${EMULATION_NAME}_handle_option NULL
41392f03 2319EOF
4b209b22 2320if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
92b93329 2321fragment <<EOF
4b209b22 2322#define gld${EMULATION_NAME}_list_options NULL
41392f03
AM
2323EOF
2324fi
2325fi
e0ee487b 2326
92b93329 2327fragment <<EOF
252b5132 2328
60bcf0fa 2329struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
252b5132 2330{
41392f03
AM
2331 ${LDEMUL_BEFORE_PARSE-gld${EMULATION_NAME}_before_parse},
2332 ${LDEMUL_SYSLIB-syslib_default},
2333 ${LDEMUL_HLL-hll_default},
2334 ${LDEMUL_AFTER_PARSE-after_parse_default},
2335 ${LDEMUL_AFTER_OPEN-gld${EMULATION_NAME}_after_open},
eaeb0a9d 2336 ${LDEMUL_AFTER_ALLOCATION-gld${EMULATION_NAME}_after_allocation},
41392f03
AM
2337 ${LDEMUL_SET_OUTPUT_ARCH-set_output_arch_default},
2338 ${LDEMUL_CHOOSE_TARGET-ldemul_default_target},
2339 ${LDEMUL_BEFORE_ALLOCATION-gld${EMULATION_NAME}_before_allocation},
2340 ${LDEMUL_GET_SCRIPT-gld${EMULATION_NAME}_get_script},
252b5132
RH
2341 "${EMULATION_NAME}",
2342 "${OUTPUT_FORMAT}",
eaeb0a9d 2343 ${LDEMUL_FINISH-finish_default},
41392f03
AM
2344 ${LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS-NULL},
2345 ${LDEMUL_OPEN_DYNAMIC_ARCHIVE-gld${EMULATION_NAME}_open_dynamic_archive},
2346 ${LDEMUL_PLACE_ORPHAN-gld${EMULATION_NAME}_place_orphan},
2347 ${LDEMUL_SET_SYMBOLS-NULL},
3bcf5557
AM
2348 ${LDEMUL_PARSE_ARGS-NULL},
2349 gld${EMULATION_NAME}_add_options,
2350 gld${EMULATION_NAME}_handle_option,
41392f03 2351 ${LDEMUL_UNRECOGNIZED_FILE-NULL},
4b209b22 2352 ${LDEMUL_LIST_OPTIONS-gld${EMULATION_NAME}_list_options},
4a43e768 2353 ${LDEMUL_RECOGNIZED_FILE-gld${EMULATION_NAME}_load_symbols},
41392f03 2354 ${LDEMUL_FIND_POTENTIAL_LIBRARIES-NULL},
fac1652d 2355 ${LDEMUL_NEW_VERS_PATTERN-NULL}
252b5132
RH
2356};
2357EOF