Rewrite SPU overlay handling code. Put overlay calls stubs in the
[deliverable/binutils-gdb.git] / ld / emultempl / elf32.em
CommitLineData
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 ${EMULATION_NAME}
e3dc8847 15 Copyright 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
3db64b00 16 2002, 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
252b5132
RH
17 Written by Steve Chamberlain <sac@cygnus.com>
18 ELF support by Ian Lance Taylor <ian@cygnus.com>
19
f96b4a7b
NC
20 This file is part of the GNU Binutils.
21
22 This program is free software; you can redistribute it and/or modify
23 it under the terms of the GNU General Public License as published by
24 the Free Software Foundation; either version 3 of the License, or
25 (at your option) any later version.
26
27 This program is distributed in the hope that it will be useful,
28 but WITHOUT ANY WARRANTY; without even the implied warranty of
29 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30 GNU General Public License for more details.
31
32 You should have received a copy of the GNU General Public License
33 along with this program; if not, write to the Free Software
34 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
35 MA 02110-1301, USA. */
252b5132
RH
36
37#define TARGET_IS_${EMULATION_NAME}
38
252b5132 39#include "sysdep.h"
3db64b00 40#include "bfd.h"
1c9acd94 41#include "libiberty.h"
3882b010 42#include "safe-ctype.h"
fcf65871 43#include "getopt.h"
24382dca
RM
44#include "md5.h"
45#include "sha1.h"
46#include <fcntl.h>
252b5132
RH
47
48#include "bfdlink.h"
49
50#include "ld.h"
51#include "ldmain.h"
252b5132
RH
52#include "ldmisc.h"
53#include "ldexp.h"
54#include "ldlang.h"
b71e2778
AM
55#include "ldfile.h"
56#include "ldemul.h"
df2a7313 57#include <ldgram.h>
e0ee487b 58#include "elf/common.h"
ecca9871 59#include "elf-bfd.h"
252b5132 60
0c7a8e5a
AM
61/* Declare functions used by various EXTRA_EM_FILEs. */
62static void gld${EMULATION_NAME}_before_parse (void);
63static void gld${EMULATION_NAME}_after_open (void);
64static void gld${EMULATION_NAME}_before_allocation (void);
7b986e99 65static bfd_boolean gld${EMULATION_NAME}_place_orphan (asection *s);
8ded5a0f 66static void gld${EMULATION_NAME}_finish (void);
252b5132 67
41392f03
AM
68EOF
69
d3989512
JJ
70if [ "x${USE_LIBPATH}" = xyes ] ; then
71 case ${target} in
711c0baa 72 *-*-linux-* | *-*-k*bsd*-*)
92b93329 73 fragment <<EOF
0b48acfe 74#ifdef HAVE_GLOB
d3989512 75#include <glob.h>
0b48acfe 76#endif
d3989512
JJ
77EOF
78 ;;
79 esac
80fi
81
41392f03
AM
82# Import any needed special functions and/or overrides.
83#
92b93329 84source_em ${srcdir}/emultempl/elf-generic.em
41392f03 85if test -n "$EXTRA_EM_FILE" ; then
92b93329 86 source_em ${srcdir}/emultempl/${EXTRA_EM_FILE}.em
41392f03
AM
87fi
88
f813923c 89# Functions in this file can be overridden by setting the LDEMUL_* shell
41392f03
AM
90# variables. If the name of the overriding function is the same as is
91# defined in this file, then don't output this file's version.
92# If a different overriding name is given then output the standard function
93# as presumably it is called from the overriding function.
94#
95if test x"$LDEMUL_BEFORE_PARSE" != xgld"$EMULATION_NAME"_before_parse; then
92b93329 96fragment <<EOF
41392f03 97
252b5132 98static void
0c7a8e5a 99gld${EMULATION_NAME}_before_parse (void)
252b5132 100{
5e2f1575 101 ldfile_set_output_arch ("${OUTPUT_ARCH}", bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`);
b34976b6
AM
102 config.dynamic_link = ${DYNAMIC_LINK-TRUE};
103 config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo TRUE ; else echo FALSE ; fi`;
252b5132
RH
104}
105
41392f03
AM
106EOF
107fi
108
4a43e768 109if test x"$LDEMUL_RECOGNIZED_FILE" != xgld"${EMULATION_NAME}"_load_symbols; then
92b93329 110fragment <<EOF
4a43e768
AM
111/* Handle as_needed DT_NEEDED. */
112
113static bfd_boolean
114gld${EMULATION_NAME}_load_symbols (lang_input_statement_type *entry)
115{
e56f61be 116 int class = 0;
4a43e768
AM
117
118 /* Tell the ELF linker that we don't want the output file to have a
119 DT_NEEDED entry for this file, unless it is used to resolve
120 references in a regular object. */
e56f61be
L
121 if (entry->as_needed)
122 class = DYN_AS_NEEDED;
123
124 /* Tell the ELF linker that we don't want the output file to have a
125 DT_NEEDED entry for any dynamic library in DT_NEEDED tags from
126 this file at all. */
127 if (!entry->add_needed)
128 class |= DYN_NO_ADD_NEEDED;
129
12b9ff6c
L
130 if (entry->just_syms_flag
131 && (bfd_get_file_flags (entry->the_bfd) & DYNAMIC) != 0)
132 einfo (_("%P%F: --just-symbols may not be used on DSO: %B\n"),
133 entry->the_bfd);
134
e56f61be
L
135 if (!class
136 || (bfd_get_file_flags (entry->the_bfd) & DYNAMIC) == 0)
137 return FALSE;
138
139 bfd_elf_set_dyn_lib_class (entry->the_bfd, class);
4a43e768
AM
140
141 /* Continue on with normal load_symbols processing. */
142 return FALSE;
143}
144EOF
145fi
146
92b93329 147fragment <<EOF
252b5132
RH
148
149/* These variables are required to pass information back and forth
150 between after_open and check_needed and stat_needed and vercheck. */
151
152static struct bfd_link_needed_list *global_needed;
153static struct stat global_stat;
e13629bc 154static lang_input_statement_type *global_found;
252b5132 155static struct bfd_link_needed_list *global_vercheck_needed;
b34976b6 156static bfd_boolean global_vercheck_failed;
252b5132 157
252b5132 158
04925e1e
AM
159/* On Linux, it's possible to have different versions of the same
160 shared library linked against different versions of libc. The
161 dynamic linker somehow tags which libc version to use in
162 /etc/ld.so.cache, and, based on the libc that it sees in the
163 executable, chooses which version of the shared library to use.
252b5132 164
04925e1e
AM
165 We try to do a similar check here by checking whether this shared
166 library needs any other shared libraries which may conflict with
167 libraries we have already included in the link. If it does, we
168 skip it, and try to find another shared library farther on down the
169 link path.
252b5132 170
04925e1e
AM
171 This is called via lang_for_each_input_file.
172 GLOBAL_VERCHECK_NEEDED is the list of objects needed by the object
f813923c 173 which we are checking. This sets GLOBAL_VERCHECK_FAILED if we find
04925e1e 174 a conflicting version. */
252b5132 175
04925e1e 176static void
0c7a8e5a 177gld${EMULATION_NAME}_vercheck (lang_input_statement_type *s)
04925e1e 178{
1c9acd94 179 const char *soname;
04925e1e 180 struct bfd_link_needed_list *l;
252b5132 181
04925e1e
AM
182 if (global_vercheck_failed)
183 return;
184 if (s->the_bfd == NULL
185 || (bfd_get_file_flags (s->the_bfd) & DYNAMIC) == 0)
186 return;
252b5132 187
04925e1e
AM
188 soname = bfd_elf_get_dt_soname (s->the_bfd);
189 if (soname == NULL)
fed2999d 190 soname = lbasename (bfd_get_filename (s->the_bfd));
04925e1e
AM
191
192 for (l = global_vercheck_needed; l != NULL; l = l->next)
193 {
194 const char *suffix;
195
1c9acd94 196 if (strcmp (soname, l->name) == 0)
04925e1e
AM
197 {
198 /* Probably can't happen, but it's an easy check. */
199 continue;
252b5132
RH
200 }
201
04925e1e 202 if (strchr (l->name, '/') != NULL)
252b5132
RH
203 continue;
204
04925e1e
AM
205 suffix = strstr (l->name, ".so.");
206 if (suffix == NULL)
207 continue;
208
209 suffix += sizeof ".so." - 1;
210
1c9acd94 211 if (strncmp (soname, l->name, suffix - l->name) == 0)
04925e1e
AM
212 {
213 /* Here we know that S is a dynamic object FOO.SO.VER1, and
0c7a8e5a
AM
214 the object we are considering needs a dynamic object
215 FOO.SO.VER2, and VER1 and VER2 are different. This
216 appears to be a version mismatch, so we tell the caller
217 to try a different version of this library. */
b34976b6 218 global_vercheck_failed = TRUE;
04925e1e
AM
219 return;
220 }
252b5132
RH
221 }
222}
223
252b5132 224
04925e1e
AM
225/* See if an input file matches a DT_NEEDED entry by running stat on
226 the file. */
227
228static void
0c7a8e5a 229gld${EMULATION_NAME}_stat_needed (lang_input_statement_type *s)
252b5132 230{
04925e1e
AM
231 struct stat st;
232 const char *suffix;
233 const char *soname;
252b5132 234
e13629bc 235 if (global_found != NULL)
04925e1e
AM
236 return;
237 if (s->the_bfd == NULL)
238 return;
e13629bc
AM
239
240 /* If this input file was an as-needed entry, and wasn't found to be
241 needed at the stage it was linked, then don't say we have loaded it. */
242 if ((bfd_elf_get_dyn_lib_class (s->the_bfd) & DYN_AS_NEEDED) != 0)
7cedef86 243 return;
04925e1e
AM
244
245 if (bfd_stat (s->the_bfd, &st) != 0)
252b5132 246 {
04925e1e
AM
247 einfo ("%P:%B: bfd_stat failed: %E\n", s->the_bfd);
248 return;
249 }
252b5132 250
9eabd475
ZW
251 /* Some operating systems, e.g. Windows, do not provide a meaningful
252 st_ino; they always set it to zero. (Windows does provide a
253 meaningful st_dev.) Do not indicate a duplicate library in that
254 case. While there is no guarantee that a system that provides
255 meaningful inode numbers will never set st_ino to zero, this is
256 merely an optimization, so we do not need to worry about false
257 negatives. */
04925e1e 258 if (st.st_dev == global_stat.st_dev
9eabd475
ZW
259 && st.st_ino == global_stat.st_ino
260 && st.st_ino != 0)
04925e1e 261 {
e13629bc 262 global_found = s;
04925e1e
AM
263 return;
264 }
252b5132 265
04925e1e
AM
266 /* We issue a warning if it looks like we are including two
267 different versions of the same shared library. For example,
268 there may be a problem if -lc picks up libc.so.6 but some other
269 shared library has a DT_NEEDED entry of libc.so.5. This is a
f813923c 270 heuristic test, and it will only work if the name looks like
04925e1e
AM
271 NAME.so.VERSION. FIXME: Depending on file names is error-prone.
272 If we really want to issue warnings about mixing version numbers
273 of shared libraries, we need to find a better way. */
252b5132 274
04925e1e
AM
275 if (strchr (global_needed->name, '/') != NULL)
276 return;
277 suffix = strstr (global_needed->name, ".so.");
278 if (suffix == NULL)
279 return;
280 suffix += sizeof ".so." - 1;
252b5132 281
04925e1e
AM
282 soname = bfd_elf_get_dt_soname (s->the_bfd);
283 if (soname == NULL)
fed2999d 284 soname = lbasename (s->filename);
252b5132 285
cde43e70 286 if (strncmp (soname, global_needed->name, suffix - global_needed->name) == 0)
04925e1e 287 einfo ("%P: warning: %s, needed by %B, may conflict with %s\n",
1c9acd94 288 global_needed->name, global_needed->by, soname);
252b5132
RH
289}
290
e56f61be
L
291struct dt_needed
292{
293 bfd *by;
294 const char *name;
295};
04925e1e 296
252b5132
RH
297/* This function is called for each possible name for a dynamic object
298 named by a DT_NEEDED entry. The FORCE parameter indicates whether
299 to skip the check for a conflicting version. */
300
b34976b6 301static bfd_boolean
e56f61be
L
302gld${EMULATION_NAME}_try_needed (struct dt_needed *needed,
303 int force)
252b5132
RH
304{
305 bfd *abfd;
e56f61be 306 const char *name = needed->name;
ec4eb78a 307 const char *soname;
e56f61be 308 int class;
252b5132
RH
309
310 abfd = bfd_openr (name, bfd_get_target (output_bfd));
311 if (abfd == NULL)
b34976b6 312 return FALSE;
252b5132
RH
313 if (! bfd_check_format (abfd, bfd_object))
314 {
cde43e70 315 bfd_close (abfd);
b34976b6 316 return FALSE;
252b5132
RH
317 }
318 if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
319 {
cde43e70 320 bfd_close (abfd);
b34976b6 321 return FALSE;
252b5132
RH
322 }
323
c4bb8067
L
324 /* For DT_NEEDED, they have to match. */
325 if (abfd->xvec != output_bfd->xvec)
326 {
327 bfd_close (abfd);
b34976b6 328 return FALSE;
c4bb8067
L
329 }
330
252b5132
RH
331 /* Check whether this object would include any conflicting library
332 versions. If FORCE is set, then we skip this check; we use this
333 the second time around, if we couldn't find any compatible
334 instance of the shared library. */
335
336 if (! force)
337 {
338 struct bfd_link_needed_list *needed;
339
340 if (! bfd_elf_get_bfd_needed_list (abfd, &needed))
341 einfo ("%F%P:%B: bfd_elf_get_bfd_needed_list failed: %E\n", abfd);
342
343 if (needed != NULL)
344 {
345 global_vercheck_needed = needed;
b34976b6 346 global_vercheck_failed = FALSE;
252b5132
RH
347 lang_for_each_input_file (gld${EMULATION_NAME}_vercheck);
348 if (global_vercheck_failed)
349 {
cde43e70 350 bfd_close (abfd);
b34976b6 351 /* Return FALSE to force the caller to move on to try
0c7a8e5a 352 another file on the search path. */
b34976b6 353 return FALSE;
252b5132
RH
354 }
355
356 /* But wait! It gets much worse. On Linux, if a shared
0c7a8e5a
AM
357 library does not use libc at all, we are supposed to skip
358 it the first time around in case we encounter a shared
359 library later on with the same name which does use the
360 version of libc that we want. This is much too horrible
361 to use on any system other than Linux. */
252b5132
RH
362
363EOF
364case ${target} in
711c0baa 365 *-*-linux-* | *-*-k*bsd*-*)
92b93329 366 fragment <<EOF
252b5132
RH
367 {
368 struct bfd_link_needed_list *l;
369
370 for (l = needed; l != NULL; l = l->next)
0112cd26 371 if (CONST_STRNEQ (l->name, "libc.so"))
252b5132
RH
372 break;
373 if (l == NULL)
374 {
cde43e70 375 bfd_close (abfd);
b34976b6 376 return FALSE;
252b5132
RH
377 }
378 }
379
380EOF
381 ;;
382esac
92b93329 383fragment <<EOF
252b5132
RH
384 }
385 }
386
387 /* We've found a dynamic object matching the DT_NEEDED entry. */
388
04925e1e
AM
389 /* We have already checked that there is no other input file of the
390 same name. We must now check again that we are not including the
391 same file twice. We need to do this because on many systems
392 libc.so is a symlink to, e.g., libc.so.1. The SONAME entry will
393 reference libc.so.1. If we have already included libc.so, we
394 don't want to include libc.so.1 if they are the same file, and we
395 can only check that using stat. */
396
397 if (bfd_stat (abfd, &global_stat) != 0)
398 einfo ("%F%P:%B: bfd_stat failed: %E\n", abfd);
ec4eb78a
L
399
400 /* First strip off everything before the last '/'. */
fed2999d 401 soname = lbasename (abfd->filename);
ec4eb78a
L
402
403 if (trace_file_tries)
404 info_msg (_("found %s at %s\n"), soname, name);
405
e13629bc 406 global_found = NULL;
04925e1e 407 lang_for_each_input_file (gld${EMULATION_NAME}_stat_needed);
e13629bc 408 if (global_found != NULL)
04925e1e 409 {
b34976b6 410 /* Return TRUE to indicate that we found the file, even though
0c7a8e5a 411 we aren't going to do anything with it. */
b34976b6 412 return TRUE;
04925e1e
AM
413 }
414
4a43e768
AM
415 /* Specify the soname to use. */
416 bfd_elf_set_dt_needed_name (abfd, soname);
04925e1e 417
4a43e768
AM
418 /* Tell the ELF linker that we don't want the output file to have a
419 DT_NEEDED entry for this file, unless it is used to resolve
420 references in a regular object. */
e56f61be
L
421 class = DYN_DT_NEEDED;
422
423 /* Tell the ELF linker that we don't want the output file to have a
424 DT_NEEDED entry for this file at all if the entry is from a file
425 with DYN_NO_ADD_NEEDED. */
7e9f0867
AM
426 if (needed->by != NULL
427 && (bfd_elf_get_dyn_lib_class (needed->by) & DYN_NO_ADD_NEEDED) != 0)
e56f61be
L
428 class |= DYN_NO_NEEDED | DYN_NO_ADD_NEEDED;
429
430 bfd_elf_set_dyn_lib_class (abfd, class);
04925e1e
AM
431
432 /* Add this file into the symbol table. */
433 if (! bfd_link_add_symbols (abfd, &link_info))
434 einfo ("%F%B: could not read symbols: %E\n", abfd);
435
b34976b6 436 return TRUE;
04925e1e
AM
437}
438
439
440/* Search for a needed file in a path. */
441
b34976b6 442static bfd_boolean
e56f61be
L
443gld${EMULATION_NAME}_search_needed (const char *path,
444 struct dt_needed *n, int force)
04925e1e
AM
445{
446 const char *s;
e56f61be 447 const char *name = n->name;
04925e1e 448 size_t len;
e56f61be 449 struct dt_needed needed;
04925e1e 450
cc5ce052 451 if (name[0] == '/')
e56f61be 452 return gld${EMULATION_NAME}_try_needed (n, force);
cc5ce052 453
04925e1e 454 if (path == NULL || *path == '\0')
b34976b6 455 return FALSE;
e56f61be
L
456
457 needed.by = n->by;
458 needed.name = n->name;
459
04925e1e
AM
460 len = strlen (name);
461 while (1)
462 {
463 char *filename, *sset;
464
c76308d2 465 s = strchr (path, config.rpath_separator);
04925e1e
AM
466 if (s == NULL)
467 s = path + strlen (path);
468
469 filename = (char *) xmalloc (s - path + len + 2);
470 if (s == path)
471 sset = filename;
472 else
473 {
474 memcpy (filename, path, s - path);
475 filename[s - path] = '/';
476 sset = filename + (s - path) + 1;
477 }
478 strcpy (sset, name);
479
e56f61be
L
480 needed.name = filename;
481 if (gld${EMULATION_NAME}_try_needed (&needed, force))
b34976b6 482 return TRUE;
04925e1e
AM
483
484 free (filename);
485
486 if (*s == '\0')
487 break;
488 path = s + 1;
489 }
490
b34976b6 491 return FALSE;
04925e1e
AM
492}
493
494EOF
9c8ebd6a 495if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 496 fragment <<EOF
9c8ebd6a 497
c76308d2
RS
498/* Add the sysroot to every entry in a path separated by
499 config.rpath_separator. */
9c8ebd6a
DJ
500
501static char *
0c7a8e5a 502gld${EMULATION_NAME}_add_sysroot (const char *path)
9c8ebd6a
DJ
503{
504 int len, colons, i;
505 char *ret, *p;
506
507 len = strlen (path);
508 colons = 0;
509 i = 0;
510 while (path[i])
c76308d2 511 if (path[i++] == config.rpath_separator)
9c8ebd6a
DJ
512 colons++;
513
514 if (path[i])
515 colons++;
516
42644a89 517 len = len + (colons + 1) * strlen (ld_sysroot);
9c8ebd6a
DJ
518 ret = xmalloc (len + 1);
519 strcpy (ret, ld_sysroot);
520 p = ret + strlen (ret);
521 i = 0;
522 while (path[i])
c76308d2 523 if (path[i] == config.rpath_separator)
9c8ebd6a 524 {
0c7a8e5a 525 *p++ = path[i++];
9c8ebd6a
DJ
526 strcpy (p, ld_sysroot);
527 p = p + strlen (p);
9c8ebd6a
DJ
528 }
529 else
530 *p++ = path[i++];
531
532 *p = 0;
533 return ret;
534}
04925e1e 535
3dc16cab
DJ
536EOF
537 case ${target} in
ebe1fac1 538 *-*-freebsd* | *-*-dragonfly*)
92b93329 539 fragment <<EOF
ebe1fac1
NC
540/* Read the system search path the FreeBSD way rather than the Linux way. */
541#ifdef HAVE_ELF_HINTS_H
542#include <elf-hints.h>
543#else
544#include "elf-hints-local.h"
545#endif
546
547static bfd_boolean
548gld${EMULATION_NAME}_check_ld_elf_hints (const char *name, int force)
549{
550 static bfd_boolean initialized;
551 static char *ld_elf_hints;
552 struct dt_needed needed;
553
554 if (!initialized)
555 {
556 FILE *f;
557 char *tmppath;
558
559 tmppath = concat (ld_sysroot, _PATH_ELF_HINTS, NULL);
560 f = fopen (tmppath, FOPEN_RB);
561 free (tmppath);
562 if (f != NULL)
563 {
564 struct elfhints_hdr hdr;
565
566 if (fread (&hdr, 1, sizeof (hdr), f) == sizeof (hdr)
567 && hdr.magic == ELFHINTS_MAGIC
568 && hdr.version == 1)
569 {
570 if (fseek (f, hdr.strtab + hdr.dirlist, SEEK_SET) != -1)
571 {
572 char *b;
573
574 b = xmalloc (hdr.dirlistlen + 1);
575 if (fread (b, 1, hdr.dirlistlen + 1, f) ==
576 hdr.dirlistlen + 1)
577 ld_elf_hints = gld${EMULATION_NAME}_add_sysroot (b);
e13629bc 578
ebe1fac1
NC
579 free (b);
580 }
581 }
582 fclose (f);
583 }
584
585 initialized = TRUE;
586 }
587
588 if (ld_elf_hints == NULL)
589 return FALSE;
590
591 needed.by = NULL;
592 needed.name = name;
593 return gld${EMULATION_NAME}_search_needed (ld_elf_hints, & needed,
e13629bc 594 force);
ebe1fac1
NC
595}
596EOF
597 # FreeBSD
598 ;;
599
711c0baa 600 *-*-linux-* | *-*-k*bsd*-*)
92b93329 601 fragment <<EOF
04925e1e
AM
602/* For a native linker, check the file /etc/ld.so.conf for directories
603 in which we may find shared libraries. /etc/ld.so.conf is really
482e8b32 604 only meaningful on Linux. */
04925e1e 605
d3989512 606struct gld${EMULATION_NAME}_ld_so_conf
04925e1e 607{
d3989512
JJ
608 char *path;
609 size_t len, alloc;
610};
04925e1e 611
dfcffada 612static bfd_boolean
d3989512
JJ
613gld${EMULATION_NAME}_parse_ld_so_conf
614 (struct gld${EMULATION_NAME}_ld_so_conf *info, const char *filename);
615
616static void
617gld${EMULATION_NAME}_parse_ld_so_conf_include
618 (struct gld${EMULATION_NAME}_ld_so_conf *info, const char *filename,
619 const char *pattern)
620{
621 char *newp = NULL;
0b48acfe 622#ifdef HAVE_GLOB
d3989512 623 glob_t gl;
0b48acfe 624#endif
d3989512
JJ
625
626 if (pattern[0] != '/')
04925e1e 627 {
d3989512
JJ
628 char *p = strrchr (filename, '/');
629 size_t patlen = strlen (pattern) + 1;
04925e1e 630
d3989512
JJ
631 newp = xmalloc (p - filename + 1 + patlen);
632 memcpy (newp, filename, p - filename + 1);
633 memcpy (newp + (p - filename + 1), pattern, patlen);
634 pattern = newp;
635 }
04925e1e 636
0b48acfe 637#ifdef HAVE_GLOB
d3989512
JJ
638 if (glob (pattern, 0, NULL, &gl) == 0)
639 {
640 size_t i;
641
642 for (i = 0; i < gl.gl_pathc; ++i)
643 gld${EMULATION_NAME}_parse_ld_so_conf (info, gl.gl_pathv[i]);
644 globfree (&gl);
645 }
0b48acfe
MM
646#else
647 /* If we do not have glob, treat the pattern as a literal filename. */
648 gld${EMULATION_NAME}_parse_ld_so_conf (info, pattern);
649#endif
d3989512
JJ
650
651 if (newp)
652 free (newp);
653}
654
dfcffada 655static bfd_boolean
d3989512
JJ
656gld${EMULATION_NAME}_parse_ld_so_conf
657 (struct gld${EMULATION_NAME}_ld_so_conf *info, const char *filename)
658{
659 FILE *f = fopen (filename, FOPEN_RT);
563f4125
JJ
660 char *line;
661 size_t linelen;
d3989512
JJ
662
663 if (f == NULL)
dfcffada 664 return FALSE;
d3989512 665
563f4125
JJ
666 linelen = 256;
667 line = xmalloc (linelen);
668 do
d3989512 669 {
563f4125
JJ
670 char *p = line, *q;
671
672 /* Normally this would use getline(3), but we need to be portable. */
673 while ((q = fgets (p, linelen - (p - line), f)) != NULL
674 && strlen (q) == linelen - (p - line) - 1
675 && line[linelen - 2] != '\n')
676 {
677 line = xrealloc (line, 2 * linelen);
678 p = line + linelen - 1;
679 linelen += linelen;
680 }
681
682 if (q == NULL && p == line)
683 break;
d3989512
JJ
684
685 p = strchr (line, '\n');
686 if (p)
687 *p = '\0';
688
689 /* Because the file format does not know any form of quoting we
690 can search forward for the next '#' character and if found
691 make it terminating the line. */
692 p = strchr (line, '#');
693 if (p)
694 *p = '\0';
695
696 /* Remove leading whitespace. NUL is no whitespace character. */
697 p = line;
698 while (*p == ' ' || *p == '\f' || *p == '\r' || *p == '\t' || *p == '\v')
699 ++p;
700
701 /* If the line is blank it is ignored. */
702 if (p[0] == '\0')
703 continue;
04925e1e 704
0112cd26 705 if (CONST_STRNEQ (p, "include") && (p[7] == ' ' || p[7] == '\t'))
d3989512
JJ
706 {
707 char *dir, c;
708 p += 8;
709 do
04925e1e 710 {
d3989512
JJ
711 while (*p == ' ' || *p == '\t')
712 ++p;
04925e1e 713
d3989512
JJ
714 if (*p == '\0')
715 break;
252b5132 716
d3989512
JJ
717 dir = p;
718
719 while (*p != ' ' && *p != '\t' && *p)
720 ++p;
721
722 c = *p;
723 *p++ = '\0';
724 if (dir[0] != '\0')
725 gld${EMULATION_NAME}_parse_ld_so_conf_include (info, filename,
726 dir);
727 }
728 while (c != '\0');
729 }
730 else
731 {
732 char *dir = p;
733 while (*p && *p != '=' && *p != ' ' && *p != '\t' && *p != '\f'
734 && *p != '\r' && *p != '\v')
735 ++p;
736
737 while (p != dir && p[-1] == '/')
738 --p;
739 if (info->path == NULL)
740 {
741 info->alloc = p - dir + 1 + 256;
742 info->path = xmalloc (info->alloc);
743 info->len = 0;
744 }
04925e1e
AM
745 else
746 {
d3989512
JJ
747 if (info->len + 1 + (p - dir) >= info->alloc)
748 {
749 info->alloc += p - dir + 256;
750 info->path = xrealloc (info->path, info->alloc);
751 }
c76308d2 752 info->path[info->len++] = config.rpath_separator;
04925e1e 753 }
d3989512
JJ
754 memcpy (info->path + info->len, dir, p - dir);
755 info->len += p - dir;
756 info->path[info->len] = '\0';
757 }
758 }
563f4125 759 while (! feof (f));
d3989512
JJ
760 free (line);
761 fclose (f);
dfcffada 762 return TRUE;
d3989512 763}
252b5132 764
d3989512
JJ
765static bfd_boolean
766gld${EMULATION_NAME}_check_ld_so_conf (const char *name, int force)
767{
768 static bfd_boolean initialized;
769 static char *ld_so_conf;
770 struct dt_needed needed;
252b5132 771
d3989512
JJ
772 if (! initialized)
773 {
774 char *tmppath;
775 struct gld${EMULATION_NAME}_ld_so_conf info;
9c8ebd6a 776
d3989512
JJ
777 info.path = NULL;
778 info.len = info.alloc = 0;
dfcffada
AM
779 tmppath = concat (ld_sysroot, "${prefix}/etc/ld.so.conf", NULL);
780 if (!gld${EMULATION_NAME}_parse_ld_so_conf (&info, tmppath))
781 {
782 free (tmppath);
783 tmppath = concat (ld_sysroot, "/etc/ld.so.conf", NULL);
784 gld${EMULATION_NAME}_parse_ld_so_conf (&info, tmppath);
785 }
d3989512 786 free (tmppath);
dfcffada 787
d3989512
JJ
788 if (info.path)
789 {
790 char *d = gld${EMULATION_NAME}_add_sysroot (info.path);
791 free (info.path);
792 ld_so_conf = d;
04925e1e 793 }
b34976b6 794 initialized = TRUE;
04925e1e 795 }
49e56c49 796
04925e1e 797 if (ld_so_conf == NULL)
b34976b6 798 return FALSE;
252b5132 799
e56f61be
L
800
801 needed.by = NULL;
802 needed.name = name;
803 return gld${EMULATION_NAME}_search_needed (ld_so_conf, &needed, force);
252b5132
RH
804}
805
04925e1e 806EOF
9c8ebd6a
DJ
807 # Linux
808 ;;
04925e1e
AM
809 esac
810fi
92b93329 811fragment <<EOF
04925e1e 812
252b5132
RH
813/* See if an input file matches a DT_NEEDED entry by name. */
814
815static void
0c7a8e5a 816gld${EMULATION_NAME}_check_needed (lang_input_statement_type *s)
252b5132 817{
e13629bc
AM
818 const char *soname;
819
820 /* Stop looking if we've found a loaded lib. */
821 if (global_found != NULL
822 && (bfd_elf_get_dyn_lib_class (global_found->the_bfd)
823 & DYN_AS_NEEDED) == 0)
252b5132
RH
824 return;
825
e13629bc
AM
826 if (s->filename == NULL || s->the_bfd == NULL)
827 return;
828
829 /* Don't look for a second non-loaded as-needed lib. */
830 if (global_found != NULL
831 && (bfd_elf_get_dyn_lib_class (s->the_bfd) & DYN_AS_NEEDED) != 0)
7cedef86
AM
832 return;
833
e13629bc 834 if (strcmp (s->filename, global_needed->name) == 0)
252b5132 835 {
e13629bc
AM
836 global_found = s;
837 return;
838 }
577a0623 839
e13629bc
AM
840 if (s->search_dirs_flag)
841 {
842 const char *f = strrchr (s->filename, '/');
843 if (f != NULL
844 && strcmp (f + 1, global_needed->name) == 0)
577a0623 845 {
e13629bc 846 global_found = s;
577a0623
AM
847 return;
848 }
252b5132
RH
849 }
850
e13629bc
AM
851 soname = bfd_elf_get_dt_soname (s->the_bfd);
852 if (soname != NULL
853 && strcmp (soname, global_needed->name) == 0)
252b5132 854 {
e13629bc
AM
855 global_found = s;
856 return;
252b5132 857 }
252b5132
RH
858}
859
41392f03
AM
860EOF
861
862if test x"$LDEMUL_AFTER_OPEN" != xgld"$EMULATION_NAME"_after_open; then
92b93329 863fragment <<EOF
04925e1e 864
24382dca
RM
865static bfd_size_type
866gld${EMULATION_NAME}_id_note_section_size (bfd *abfd,
867 struct bfd_link_info *link_info)
868{
869 const char *style = link_info->emit_note_gnu_build_id;
870 bfd_size_type size;
871
872 abfd = abfd;
873
874 size = offsetof (Elf_External_Note, name[sizeof "GNU"]);
875 size = (size + 3) & -(bfd_size_type) 4;
876
877 if (!strcmp (style, "md5") || !strcmp (style, "uuid"))
878 size += 128 / 8;
879 else if (!strcmp (style, "sha1"))
880 size += 160 / 8;
881 else if (!strncmp (style, "0x", 2))
882 {
883 /* ID is in string form (hex). Convert to bits. */
884 const char *id = style + 2;
885 do
886 {
887 if (ISXDIGIT (id[0]) && ISXDIGIT (id[1]))
888 {
889 ++size;
890 id += 2;
891 }
892 else if (*id == '-' || *id == ':')
893 ++id;
894 else
895 {
896 size = 0;
897 break;
898 }
899 } while (*id != '\0');
900 }
901 else
902 size = 0;
903
904 return size;
905}
906
907static unsigned char
908read_hex (const char xdigit)
909{
910 if (ISDIGIT (xdigit))
911 return xdigit - '0';
912 if (ISUPPER (xdigit))
913 return xdigit - 'A' + 0xa;
914 if (ISLOWER (xdigit))
915 return xdigit - 'a' + 0xa;
916 abort ();
917 return 0;
918}
919
920struct build_id_info
921{
922 const char *style;
923 asection *sec;
924};
925
926static bfd_boolean
927gld${EMULATION_NAME}_write_build_id_section (bfd *abfd)
928{
929 const struct elf_backend_data *bed = get_elf_backend_data (abfd);
930 struct build_id_info *info =
931 elf_tdata (abfd)->after_write_object_contents_info;
932 asection *asec;
933 Elf_Internal_Shdr *i_shdr;
934 unsigned char *contents, *id_bits;
935 bfd_size_type size;
936 Elf_External_Note *e_note;
937
938 asec = info->sec;
83e4970b 939 if (bfd_is_abs_section (asec->output_section))
24382dca 940 {
83e4970b
AM
941 einfo (_("%P: warning: .note.gnu.build-id section discarded,"
942 " --build-id ignored.\n"));
943 return TRUE;
24382dca
RM
944 }
945 i_shdr = &elf_section_data (asec->output_section)->this_hdr;
946
947 if (i_shdr->contents == NULL)
948 {
b2ff8454
RM
949 if (asec->contents == NULL)
950 asec->contents = xmalloc (asec->size);
951 contents = asec->contents;
24382dca 952 }
b2ff8454
RM
953 else
954 contents = i_shdr->contents + asec->output_offset;
24382dca
RM
955
956 e_note = (void *) contents;
957 size = offsetof (Elf_External_Note, name[sizeof "GNU"]);
958 size = (size + 3) & -(bfd_size_type) 4;
959 id_bits = contents + size;
960 size = asec->size - size;
961
962 bfd_h_put_32 (abfd, sizeof "GNU", &e_note->namesz);
963 bfd_h_put_32 (abfd, size, &e_note->descsz);
964 bfd_h_put_32 (abfd, NT_GNU_BUILD_ID, &e_note->type);
965 memcpy (e_note->name, "GNU", sizeof "GNU");
966
967 if (!strcmp (info->style, "md5"))
968 {
969 struct md5_ctx ctx;
970 md5_init_ctx (&ctx);
971 if (bed->s->checksum_contents (abfd,
972 (void (*) (const void *, size_t, void *))
973 &md5_process_bytes,
974 &ctx))
975 md5_finish_ctx (&ctx, id_bits);
976 else
977 return FALSE;
978 }
979 else if (!strcmp (info->style, "sha1"))
980 {
981 struct sha1_ctx ctx;
982 sha1_init_ctx (&ctx);
983 if (bed->s->checksum_contents (abfd,
984 (void (*) (const void *, size_t, void *))
985 &sha1_process_bytes,
986 &ctx))
987 sha1_finish_ctx (&ctx, id_bits);
988 else
989 return FALSE;
990 }
991 else if (!strcmp (info->style, "uuid"))
992 {
993 int n;
994 int fd = open ("/dev/urandom", O_RDONLY);
995 if (fd < 0)
996 return FALSE;
997 n = read (fd, id_bits, size);
998 close (fd);
999 if (n < (int) size)
1000 return FALSE;
1001 }
1002 else if (!strncmp (info->style, "0x", 2))
1003 {
1004 /* ID is in string form (hex). Convert to bits. */
1005 const char *id = info->style + 2;
1006 size_t n = 0;
1007 do
1008 {
1009 if (ISXDIGIT (id[0]) && ISXDIGIT (id[1]))
1010 {
1011 id_bits[n] = read_hex (*id++) << 4;
1012 id_bits[n++] |= read_hex (*id++);
1013 }
1014 else if (*id == '-' || *id == ':')
1015 ++id;
1016 else
1017 abort (); /* Should have been validated earlier. */
1018 } while (*id != '\0');
1019 }
1020 else
1021 abort (); /* Should have been validated earlier. */
1022
b2ff8454
RM
1023 size = asec->size;
1024 return (bfd_seek (abfd,
1025 i_shdr->sh_offset + asec->output_offset, SEEK_SET) == 0
1026 && bfd_bwrite (contents, size, abfd) == size);
24382dca
RM
1027}
1028
1029
04925e1e 1030/* This is called after all the input files have been opened. */
252b5132
RH
1031
1032static void
0c7a8e5a 1033gld${EMULATION_NAME}_after_open (void)
252b5132 1034{
04925e1e 1035 struct bfd_link_needed_list *needed, *l;
d10e7fcc
AM
1036 struct elf_link_hash_table *htab;
1037
1038 htab = elf_hash_table (&link_info);
1039 if (!is_elf_hash_table (htab))
1040 return;
252b5132 1041
c0065db7
RM
1042 if (link_info.emit_note_gnu_build_id)
1043 {
1044 bfd *abfd;
1045 asection *s;
1046 bfd_size_type size;
1047
1048 abfd = link_info.input_bfds;
1049
24382dca 1050 size = gld${EMULATION_NAME}_id_note_section_size (abfd, &link_info);
c0065db7
RM
1051 if (size == 0)
1052 {
1053 einfo ("%P: warning: unrecognized --build-id style ignored.\n");
1054 free (link_info.emit_note_gnu_build_id);
1055 link_info.emit_note_gnu_build_id = NULL;
1056 }
1057 else
1058 {
1059 s = bfd_make_section_with_flags (abfd, ".note.gnu.build-id",
1060 SEC_ALLOC | SEC_LOAD
1061 | SEC_IN_MEMORY | SEC_LINKER_CREATED
1062 | SEC_READONLY | SEC_DATA);
1063 if (s != NULL && bfd_set_section_alignment (abfd, s, 2))
1064 {
1065 struct elf_obj_tdata *t = elf_tdata (output_bfd);
24382dca
RM
1066 struct build_id_info *b = xmalloc (sizeof *b);
1067 b->style = link_info.emit_note_gnu_build_id;
1068 b->sec = s;
c0065db7
RM
1069 elf_section_type (s) = SHT_NOTE;
1070 s->size = size;
24382dca
RM
1071 t->after_write_object_contents
1072 = &gld${EMULATION_NAME}_write_build_id_section;
1073 t->after_write_object_contents_info = b;
c0065db7
RM
1074 }
1075 else
1076 {
1077 einfo ("%P: warning: Cannot create .note.gnu.build-id section,"
1078 " --build-id ignored.\n");
1079 free (link_info.emit_note_gnu_build_id);
1080 link_info.emit_note_gnu_build_id = NULL;
1081 }
1082 }
1083 }
1084
d10e7fcc
AM
1085 if (link_info.relocatable)
1086 return;
1087
eb3d5f3b 1088 if (link_info.eh_frame_hdr
d10e7fcc 1089 && !link_info.traditional_format)
eb3d5f3b 1090 {
d10e7fcc
AM
1091 bfd *abfd;
1092 asection *s;
eb3d5f3b 1093
d10e7fcc 1094 for (abfd = link_info.input_bfds; abfd; abfd = abfd->link_next)
eb3d5f3b 1095 {
d10e7fcc
AM
1096 s = bfd_get_section_by_name (abfd, ".eh_frame");
1097 if (s && s->size > 8 && !bfd_is_abs_section (s->output_section))
1098 break;
1099 }
1100 if (abfd)
1101 {
1102 const struct elf_backend_data *bed;
1103
1104 bed = get_elf_backend_data (abfd);
1105 s = bfd_make_section_with_flags (abfd, ".eh_frame_hdr",
1106 bed->dynamic_sec_flags
1107 | SEC_READONLY);
1108 if (s != NULL
1109 && bfd_set_section_alignment (abfd, s, 2))
1110 htab->eh_info.hdr_sec = s;
1111 else
1112 einfo ("%P: warning: Cannot create .eh_frame_hdr section,"
1113 " --eh-frame-hdr ignored.\n");
eb3d5f3b
JB
1114 }
1115 }
1116
04925e1e
AM
1117 /* Get the list of files which appear in DT_NEEDED entries in
1118 dynamic objects included in the link (often there will be none).
1119 For each such file, we want to track down the corresponding
1120 library, and include the symbol table in the link. This is what
1121 the runtime dynamic linker will do. Tracking the files down here
1122 permits one dynamic object to include another without requiring
1123 special action by the person doing the link. Note that the
1124 needed list can actually grow while we are stepping through this
1125 loop. */
d10e7fcc
AM
1126 if (!link_info.executable)
1127 return;
04925e1e
AM
1128 needed = bfd_elf_get_needed_list (output_bfd, &link_info);
1129 for (l = needed; l != NULL; l = l->next)
252b5132 1130 {
04925e1e 1131 struct bfd_link_needed_list *ll;
e56f61be 1132 struct dt_needed n, nn;
04925e1e 1133 int force;
252b5132 1134
7e9f0867
AM
1135 /* If the lib that needs this one was --as-needed and wasn't
1136 found to be needed, then this lib isn't needed either. */
1137 if (l->by != NULL
1138 && (bfd_elf_get_dyn_lib_class (l->by) & DYN_AS_NEEDED) != 0)
1139 continue;
1140
04925e1e
AM
1141 /* If we've already seen this file, skip it. */
1142 for (ll = needed; ll != l; ll = ll->next)
7e9f0867
AM
1143 if ((ll->by == NULL
1144 || (bfd_elf_get_dyn_lib_class (ll->by) & DYN_AS_NEEDED) == 0)
1145 && strcmp (ll->name, l->name) == 0)
04925e1e
AM
1146 break;
1147 if (ll != l)
1148 continue;
252b5132 1149
04925e1e
AM
1150 /* See if this file was included in the link explicitly. */
1151 global_needed = l;
e13629bc 1152 global_found = NULL;
04925e1e 1153 lang_for_each_input_file (gld${EMULATION_NAME}_check_needed);
e13629bc
AM
1154 if (global_found != NULL
1155 && (bfd_elf_get_dyn_lib_class (global_found->the_bfd)
1156 & DYN_AS_NEEDED) == 0)
04925e1e 1157 continue;
252b5132 1158
e56f61be
L
1159 n.by = l->by;
1160 n.name = l->name;
1161 nn.by = l->by;
ec4eb78a
L
1162 if (trace_file_tries)
1163 info_msg (_("%s needed by %B\n"), l->name, l->by);
1164
e13629bc
AM
1165 /* As-needed libs specified on the command line (or linker script)
1166 take priority over libs found in search dirs. */
1167 if (global_found != NULL)
1168 {
1169 nn.name = global_found->filename;
1170 if (gld${EMULATION_NAME}_try_needed (&nn, TRUE))
1171 continue;
1172 }
1173
04925e1e
AM
1174 /* We need to find this file and include the symbol table. We
1175 want to search for the file in the same way that the dynamic
1176 linker will search. That means that we want to use
1177 rpath_link, rpath, then the environment variable
ec4eb78a
L
1178 LD_LIBRARY_PATH (native only), then the DT_RPATH/DT_RUNPATH
1179 entries (native only), then the linker script LIB_SEARCH_DIRS.
1180 We do not search using the -L arguments.
252b5132 1181
04925e1e
AM
1182 We search twice. The first time, we skip objects which may
1183 introduce version mismatches. The second time, we force
1184 their use. See gld${EMULATION_NAME}_vercheck comment. */
1185 for (force = 0; force < 2; force++)
1186 {
04925e1e
AM
1187 size_t len;
1188 search_dirs_type *search;
6dd8c765 1189EOF
ff925e69 1190if [ "x${NATIVE}" = xyes ] ; then
92b93329 1191fragment <<EOF
dcb0bd0e 1192 const char *lib_path;
ff925e69
KK
1193EOF
1194fi
1195if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 1196fragment <<EOF
6dd8c765
L
1197 struct bfd_link_needed_list *rp;
1198 int found;
1199EOF
6dd8c765 1200fi
92b93329 1201fragment <<EOF
252b5132 1202
04925e1e 1203 if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link,
e56f61be 1204 &n, force))
04925e1e 1205 break;
dcb0bd0e 1206EOF
9c8ebd6a 1207if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 1208fragment <<EOF
04925e1e 1209 if (gld${EMULATION_NAME}_search_needed (command_line.rpath,
e56f61be 1210 &n, force))
04925e1e 1211 break;
9c8ebd6a
DJ
1212EOF
1213fi
1214if [ "x${NATIVE}" = xyes ] ; then
92b93329 1215fragment <<EOF
04925e1e
AM
1216 if (command_line.rpath_link == NULL
1217 && command_line.rpath == NULL)
1218 {
1219 lib_path = (const char *) getenv ("LD_RUN_PATH");
e56f61be 1220 if (gld${EMULATION_NAME}_search_needed (lib_path, &n,
04925e1e
AM
1221 force))
1222 break;
1223 }
04925e1e 1224 lib_path = (const char *) getenv ("LD_LIBRARY_PATH");
e56f61be 1225 if (gld${EMULATION_NAME}_search_needed (lib_path, &n, force))
04925e1e 1226 break;
9c8ebd6a
DJ
1227EOF
1228fi
1229if [ "x${USE_LIBPATH}" = xyes ] ; then
92b93329 1230fragment <<EOF
ec4eb78a 1231 found = 0;
6dd8c765
L
1232 rp = bfd_elf_get_runpath_list (output_bfd, &link_info);
1233 for (; !found && rp != NULL; rp = rp->next)
ec4eb78a 1234 {
9c8ebd6a 1235 char *tmpname = gld${EMULATION_NAME}_add_sysroot (rp->name);
ec4eb78a 1236 found = (rp->by == l->by
9c8ebd6a 1237 && gld${EMULATION_NAME}_search_needed (tmpname,
e56f61be 1238 &n,
ec4eb78a 1239 force));
9c8ebd6a 1240 free (tmpname);
ec4eb78a
L
1241 }
1242 if (found)
1243 break;
1244
04925e1e 1245EOF
04925e1e 1246fi
c1446dba
L
1247if [ "x${USE_LIBPATH}" = xyes ] ; then
1248 case ${target} in
ebe1fac1 1249 *-*-freebsd* | *-*-dragonfly*)
92b93329 1250 fragment <<EOF
ebe1fac1
NC
1251 if (gld${EMULATION_NAME}_check_ld_elf_hints (l->name, force))
1252 break;
1253EOF
1254 # FreeBSD
1255 ;;
1256
c1446dba
L
1257 *-*-linux-* | *-*-k*bsd*-*)
1258 # Linux
92b93329 1259 fragment <<EOF
c1446dba
L
1260 if (gld${EMULATION_NAME}_check_ld_so_conf (l->name, force))
1261 break;
1262
1263EOF
1264 ;;
1265 esac
1266fi
92b93329 1267fragment <<EOF
04925e1e
AM
1268 len = strlen (l->name);
1269 for (search = search_head; search != NULL; search = search->next)
1270 {
1271 char *filename;
252b5132 1272
04925e1e
AM
1273 if (search->cmdline)
1274 continue;
1275 filename = (char *) xmalloc (strlen (search->name) + len + 2);
1276 sprintf (filename, "%s/%s", search->name, l->name);
e56f61be
L
1277 nn.name = filename;
1278 if (gld${EMULATION_NAME}_try_needed (&nn, force))
04925e1e
AM
1279 break;
1280 free (filename);
1281 }
1282 if (search != NULL)
1283 break;
1284EOF
92b93329 1285fragment <<EOF
04925e1e 1286 }
252b5132 1287
04925e1e
AM
1288 if (force < 2)
1289 continue;
252b5132 1290
e374f1d9 1291 einfo ("%P: warning: %s, needed by %B, not found (try using -rpath or -rpath-link)\n",
04925e1e
AM
1292 l->name, l->by);
1293 }
1294}
252b5132 1295
41392f03
AM
1296EOF
1297fi
1298
92b93329 1299fragment <<EOF
252b5132 1300
04925e1e 1301/* Look through an expression for an assignment statement. */
252b5132 1302
04925e1e 1303static void
0c7a8e5a 1304gld${EMULATION_NAME}_find_exp_assignment (etree_type *exp)
04925e1e 1305{
4ea42fb7 1306 bfd_boolean provide = FALSE;
04925e1e
AM
1307
1308 switch (exp->type.node_class)
252b5132 1309 {
04925e1e 1310 case etree_provide:
4ea42fb7
AM
1311 provide = TRUE;
1312 /* Fall thru */
1313 case etree_assign:
04925e1e
AM
1314 /* We call record_link_assignment even if the symbol is defined.
1315 This is because if it is defined by a dynamic object, we
1316 actually want to use the value defined by the linker script,
1317 not the value from the dynamic object (because we are setting
1318 symbols like etext). If the symbol is defined by a regular
1319 object, then, as it happens, calling record_link_assignment
1320 will do no harm. */
04925e1e 1321 if (strcmp (exp->assign.dst, ".") != 0)
252b5132 1322 {
fe21a8fc
L
1323 if (!bfd_elf_record_link_assignment (output_bfd, &link_info,
1324 exp->assign.dst, provide,
1325 exp->assign.hidden))
04925e1e
AM
1326 einfo ("%P%F: failed to record assignment to %s: %E\n",
1327 exp->assign.dst);
252b5132 1328 }
04925e1e
AM
1329 gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src);
1330 break;
252b5132 1331
04925e1e
AM
1332 case etree_binary:
1333 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs);
1334 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs);
1335 break;
252b5132 1336
04925e1e
AM
1337 case etree_trinary:
1338 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond);
1339 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs);
1340 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs);
1341 break;
252b5132 1342
04925e1e
AM
1343 case etree_unary:
1344 gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child);
1345 break;
252b5132 1346
04925e1e
AM
1347 default:
1348 break;
252b5132
RH
1349 }
1350}
1351
04925e1e
AM
1352
1353/* This is called by the before_allocation routine via
1354 lang_for_each_statement. It locates any assignment statements, and
1355 tells the ELF backend about them, in case they are assignments to
1356 symbols which are referred to by dynamic objects. */
1357
1358static void
0c7a8e5a 1359gld${EMULATION_NAME}_find_statement_assignment (lang_statement_union_type *s)
04925e1e
AM
1360{
1361 if (s->header.type == lang_assignment_statement_enum)
1362 gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp);
1363}
1364
41392f03
AM
1365EOF
1366
1367if test x"$LDEMUL_BEFORE_ALLOCATION" != xgld"$EMULATION_NAME"_before_allocation; then
57e6abd2
AO
1368 if test x"${ELF_INTERPRETER_NAME+set}" = xset; then
1369 ELF_INTERPRETER_SET_DEFAULT="
1370 if (sinterp != NULL)
1371 {
5718918d
AM
1372 sinterp->contents = (unsigned char *) ${ELF_INTERPRETER_NAME};
1373 sinterp->size = strlen ((char *) sinterp->contents) + 1;
57e6abd2
AO
1374 }
1375
1376"
1377 else
1378 ELF_INTERPRETER_SET_DEFAULT=
1379 fi
92b93329 1380fragment <<EOF
04925e1e 1381
252b5132
RH
1382/* This is called after the sections have been attached to output
1383 sections, but before any sizes or addresses have been set. */
1384
1385static void
0c7a8e5a 1386gld${EMULATION_NAME}_before_allocation (void)
252b5132
RH
1387{
1388 const char *rpath;
1389 asection *sinterp;
1390
fd574c46 1391 if (link_info.hash->type == bfd_link_elf_hash_table)
e1918d23
AM
1392 _bfd_elf_tls_setup (output_bfd, &link_info);
1393
252b5132
RH
1394 /* If we are going to make any variable assignments, we need to let
1395 the ELF backend know about them in case the variables are
1396 referred to by dynamic objects. */
1397 lang_for_each_statement (gld${EMULATION_NAME}_find_statement_assignment);
1398
1399 /* Let the ELF backend work out the sizes of any sections required
1400 by dynamic linking. */
1401 rpath = command_line.rpath;
1402 if (rpath == NULL)
1403 rpath = (const char *) getenv ("LD_RUN_PATH");
5a580b3a 1404 if (! (bfd_elf_size_dynamic_sections
0c7a8e5a 1405 (output_bfd, command_line.soname, rpath,
605d9b3a 1406 command_line.filter_shlib,
252b5132
RH
1407 (const char * const *) command_line.auxiliary_filters,
1408 &link_info, &sinterp, lang_elf_version_info)))
1409 einfo ("%P%F: failed to set dynamic section sizes: %E\n");
8423293d 1410
57e6abd2 1411${ELF_INTERPRETER_SET_DEFAULT}
252b5132
RH
1412 /* Let the user override the dynamic linker we are using. */
1413 if (command_line.interpreter != NULL
1414 && sinterp != NULL)
1415 {
1416 sinterp->contents = (bfd_byte *) command_line.interpreter;
eea6121a 1417 sinterp->size = strlen (command_line.interpreter) + 1;
252b5132
RH
1418 }
1419
1420 /* Look for any sections named .gnu.warning. As a GNU extensions,
1421 we treat such sections as containing warning messages. We print
1422 out the warning message, and then zero out the section size so
1423 that it does not get copied into the output file. */
1424
1425 {
1426 LANG_FOR_EACH_INPUT_STATEMENT (is)
1427 {
1428 asection *s;
1429 bfd_size_type sz;
1430 char *msg;
b34976b6 1431 bfd_boolean ret;
252b5132
RH
1432
1433 if (is->just_syms_flag)
1434 continue;
1435
1436 s = bfd_get_section_by_name (is->the_bfd, ".gnu.warning");
1437 if (s == NULL)
1438 continue;
1439
eea6121a 1440 sz = s->size;
bc251d50
VP
1441 msg = xmalloc ((size_t) (sz + 1));
1442 if (! bfd_get_section_contents (is->the_bfd, s, msg,
8c675694 1443 (file_ptr) 0, sz))
252b5132
RH
1444 einfo ("%F%B: Can't read contents of section .gnu.warning: %E\n",
1445 is->the_bfd);
bc251d50 1446 msg[sz] = '\0';
252b5132
RH
1447 ret = link_info.callbacks->warning (&link_info, msg,
1448 (const char *) NULL,
1449 is->the_bfd, (asection *) NULL,
1450 (bfd_vma) 0);
1451 ASSERT (ret);
1452 free (msg);
1453
9e3be61d
AM
1454 /* Clobber the section size, so that we don't waste space
1455 copying the warning into the output file. If we've already
1456 sized the output section, adjust its size. The adjustment
1457 is on rawsize because targets that size sections early will
1458 have called lang_reset_memory_regions after sizing. */
1459 if (s->output_section != NULL
1460 && s->output_section->rawsize >= s->size)
1461 s->output_section->rawsize -= s->size;
1462
eea6121a 1463 s->size = 0;
11d2f718 1464
9e3be61d
AM
1465 /* Also set SEC_EXCLUDE, so that local symbols defined in the
1466 warning section don't get copied to the output. */
a14a5de3 1467 s->flags |= SEC_EXCLUDE | SEC_KEEP;
252b5132
RH
1468 }
1469 }
8423293d 1470
1e035701 1471 before_allocation_default ();
8423293d
AM
1472
1473 if (!bfd_elf_size_dynsym_hash_dynstr (output_bfd, &link_info))
1474 einfo ("%P%F: failed to set dynamic section sizes: %E\n");
252b5132
RH
1475}
1476
41392f03
AM
1477EOF
1478fi
1479
1480if test x"$LDEMUL_OPEN_DYNAMIC_ARCHIVE" != xgld"$EMULATION_NAME"_open_dynamic_archive; then
92b93329 1481fragment <<EOF
252b5132 1482
04925e1e
AM
1483/* Try to open a dynamic archive. This is where we know that ELF
1484 dynamic libraries have an extension of .so (or .sl on oddball systems
1485 like hpux). */
1486
b34976b6 1487static bfd_boolean
0c7a8e5a
AM
1488gld${EMULATION_NAME}_open_dynamic_archive
1489 (const char *arch, search_dirs_type *search, lang_input_statement_type *entry)
252b5132 1490{
04925e1e
AM
1491 const char *filename;
1492 char *string;
252b5132 1493
04925e1e 1494 if (! entry->is_archive)
b34976b6 1495 return FALSE;
252b5132 1496
04925e1e 1497 filename = entry->filename;
252b5132 1498
04925e1e
AM
1499 /* This allocates a few bytes too many when EXTRA_SHLIB_EXTENSION
1500 is defined, but it does not seem worth the headache to optimize
1501 away those two bytes of space. */
1502 string = (char *) xmalloc (strlen (search->name)
1503 + strlen (filename)
1504 + strlen (arch)
1505#ifdef EXTRA_SHLIB_EXTENSION
1506 + strlen (EXTRA_SHLIB_EXTENSION)
1507#endif
1508 + sizeof "/lib.so");
1509
1510 sprintf (string, "%s/lib%s%s.so", search->name, filename, arch);
1511
1512#ifdef EXTRA_SHLIB_EXTENSION
1513 /* Try the .so extension first. If that fails build a new filename
1514 using EXTRA_SHLIB_EXTENSION. */
1515 if (! ldfile_try_open_bfd (string, entry))
1516 sprintf (string, "%s/lib%s%s%s", search->name,
1517 filename, arch, EXTRA_SHLIB_EXTENSION);
1518#endif
1519
1520 if (! ldfile_try_open_bfd (string, entry))
252b5132 1521 {
04925e1e 1522 free (string);
b34976b6 1523 return FALSE;
04925e1e 1524 }
252b5132 1525
04925e1e 1526 entry->filename = string;
252b5132 1527
04925e1e
AM
1528 /* We have found a dynamic object to include in the link. The ELF
1529 backend linker will create a DT_NEEDED entry in the .dynamic
1530 section naming this file. If this file includes a DT_SONAME
1531 entry, it will be used. Otherwise, the ELF linker will just use
1532 the name of the file. For an archive found by searching, like
1533 this one, the DT_NEEDED entry should consist of just the name of
1534 the file, without the path information used to find it. Note
1535 that we only need to do this if we have a dynamic object; an
1536 archive will never be referenced by a DT_NEEDED entry.
252b5132 1537
04925e1e
AM
1538 FIXME: This approach--using bfd_elf_set_dt_needed_name--is not
1539 very pretty. I haven't been able to think of anything that is
1540 pretty, though. */
1541 if (bfd_check_format (entry->the_bfd, bfd_object)
1542 && (entry->the_bfd->flags & DYNAMIC) != 0)
1543 {
04925e1e 1544 ASSERT (entry->is_archive && entry->search_dirs_flag);
252b5132 1545
04925e1e 1546 /* Rather than duplicating the logic above. Just use the
1c9acd94 1547 filename we recorded earlier. */
04925e1e 1548
fed2999d 1549 filename = lbasename (entry->filename);
1c9acd94 1550 bfd_elf_set_dt_needed_name (entry->the_bfd, filename);
04925e1e
AM
1551 }
1552
b34976b6 1553 return TRUE;
04925e1e
AM
1554}
1555
41392f03
AM
1556EOF
1557fi
cde43e70
AM
1558
1559if test x"$LDEMUL_PLACE_ORPHAN" != xgld"$EMULATION_NAME"_place_orphan; then
92b93329 1560fragment <<EOF
41392f03 1561
afd7a018 1562/* A variant of lang_output_section_find used by place_orphan. */
04925e1e 1563
04925e1e 1564static lang_output_section_statement_type *
2a36a117 1565output_rel_find (asection *sec, int isdyn)
04925e1e 1566{
04925e1e 1567 lang_output_section_statement_type *lookup;
ba493122 1568 lang_output_section_statement_type *last = NULL;
2a36a117 1569 lang_output_section_statement_type *last_alloc = NULL;
48f2ff54 1570 lang_output_section_statement_type *last_ro_alloc = NULL;
ba493122
AM
1571 lang_output_section_statement_type *last_rel = NULL;
1572 lang_output_section_statement_type *last_rel_alloc = NULL;
24cdb50a 1573 int rela = sec->name[4] == 'a';
04925e1e 1574
afd7a018
AM
1575 for (lookup = &lang_output_section_statement.head->output_section_statement;
1576 lookup != NULL;
1577 lookup = lookup->next)
04925e1e 1578 {
0841712e 1579 if (lookup->constraint != -1
0112cd26 1580 && CONST_STRNEQ (lookup->name, ".rel"))
04925e1e 1581 {
24cdb50a 1582 int lookrela = lookup->name[4] == 'a';
ba493122 1583
2a36a117
AM
1584 /* .rel.dyn must come before all other reloc sections, to suit
1585 GNU ld.so. */
1586 if (isdyn)
1587 break;
1588
1589 /* Don't place after .rel.plt as doing so results in wrong
1590 dynamic tags. */
1591 if (strcmp (".plt", lookup->name + 4 + lookrela) == 0)
ba493122 1592 break;
2a36a117
AM
1593
1594 if (rela == lookrela || last_rel == NULL)
24cdb50a 1595 last_rel = lookup;
2a36a117
AM
1596 if ((rela == lookrela || last_rel_alloc == NULL)
1597 && lookup->bfd_section != NULL
ba493122
AM
1598 && (lookup->bfd_section->flags & SEC_ALLOC) != 0)
1599 last_rel_alloc = lookup;
04925e1e 1600 }
2a36a117
AM
1601
1602 last = lookup;
1603 if (lookup->bfd_section != NULL
1604 && (lookup->bfd_section->flags & SEC_ALLOC) != 0)
48f2ff54
AM
1605 {
1606 last_alloc = lookup;
1607 if ((lookup->bfd_section->flags & SEC_READONLY) != 0)
1608 last_ro_alloc = lookup;
1609 }
252b5132 1610 }
ba493122
AM
1611
1612 if (last_rel_alloc)
1613 return last_rel_alloc;
1614
1615 if (last_rel)
1616 return last_rel;
1617
48f2ff54
AM
1618 if (last_ro_alloc)
1619 return last_ro_alloc;
1620
2a36a117
AM
1621 if (last_alloc)
1622 return last_alloc;
1623
ba493122 1624 return last;
252b5132
RH
1625}
1626
1627/* Place an orphan section. We use this to put random SHF_ALLOC
1628 sections in the right segment. */
1629
b34976b6 1630static bfd_boolean
7b986e99 1631gld${EMULATION_NAME}_place_orphan (asection *s)
252b5132 1632{
afd7a018
AM
1633 static struct orphan_save hold[] =
1634 {
1635 { ".text",
1636 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE,
1637 0, 0, 0, 0 },
1638 { ".rodata",
1639 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1640 0, 0, 0, 0 },
1641 { ".data",
1642 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
1643 0, 0, 0, 0 },
1644 { ".bss",
1645 SEC_ALLOC,
1646 0, 0, 0, 0 },
1647 { 0,
1648 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1649 0, 0, 0, 0 },
1650 { ".interp",
1651 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1652 0, 0, 0, 0 },
1653 { ".sdata",
1654 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA | SEC_SMALL_DATA,
1655 0, 0, 0, 0 }
1656 };
1657 enum orphan_save_index
1658 {
1659 orphan_text = 0,
1660 orphan_rodata,
1661 orphan_data,
1662 orphan_bss,
1663 orphan_rel,
1664 orphan_interp,
1665 orphan_sdata
1666 };
1667 static int orphan_init_done = 0;
6a345e87 1668 struct orphan_save *place;
a854a4a7 1669 const char *secname;
afd7a018 1670 lang_output_section_statement_type *after;
252b5132 1671 lang_output_section_statement_type *os;
24cdb50a 1672 int isdyn = 0;
ecca9871
L
1673 int iself = s->owner->xvec->flavour == bfd_target_elf_flavour;
1674 unsigned int sh_type = iself ? elf_section_type (s) : SHT_NULL;
252b5132 1675
aea4bd9d 1676 secname = bfd_get_section_name (s->owner, s);
9f61903d 1677
1049f94e 1678 if (! link_info.relocatable
24cdb50a 1679 && link_info.combreloc
ecca9871 1680 && (s->flags & SEC_ALLOC))
24cdb50a 1681 {
ecca9871
L
1682 if (iself)
1683 switch (sh_type)
1684 {
1685 case SHT_RELA:
1686 secname = ".rela.dyn";
1687 isdyn = 1;
1688 break;
1689 case SHT_REL:
1690 secname = ".rel.dyn";
1691 isdyn = 1;
1692 break;
1693 default:
1694 break;
1695 }
0112cd26 1696 else if (CONST_STRNEQ (secname, ".rel"))
ecca9871
L
1697 {
1698 secname = secname[4] == 'a' ? ".rela.dyn" : ".rel.dyn";
1699 isdyn = 1;
1700 }
24cdb50a 1701 }
aea4bd9d 1702
d0d6a25b 1703 if (isdyn || (!config.unique_orphan_sections && !unique_section_p (s)))
252b5132 1704 {
6d02a667 1705 /* Look through the script to see where to place this section. */
a854a4a7
AM
1706 os = lang_output_section_find (secname);
1707
1708 if (os != NULL
0f33d40b 1709 && (os->bfd_section == NULL
afd7a018 1710 || os->bfd_section->flags == 0
390fbbf1
AM
1711 || (_bfd_elf_match_sections_by_type (output_bfd,
1712 os->bfd_section,
1713 s->owner, s)
ecca9871
L
1714 && ((s->flags ^ os->bfd_section->flags)
1715 & (SEC_LOAD | SEC_ALLOC)) == 0)))
a854a4a7 1716 {
0f33d40b 1717 /* We already have an output section statement with this
afd7a018
AM
1718 name, and its bfd section, if any, has compatible flags.
1719 If the section already exists but does not have any flags
1720 set, then it has been created by the linker, probably as a
1721 result of a --section-start command line switch. */
7b986e99 1722 lang_add_section (&os->children, s, os);
b34976b6 1723 return TRUE;
a854a4a7 1724 }
252b5132
RH
1725 }
1726
afd7a018
AM
1727 if (!orphan_init_done)
1728 {
1729 struct orphan_save *ho;
1730 for (ho = hold; ho < hold + sizeof (hold) / sizeof (hold[0]); ++ho)
1731 if (ho->name != NULL)
1732 {
1733 ho->os = lang_output_section_find (ho->name);
1734 if (ho->os != NULL && ho->os->flags == 0)
1735 ho->os->flags = ho->flags;
1736 }
1737 orphan_init_done = 1;
1738 }
252b5132
RH
1739
1740 /* If this is a final link, then always put .gnu.warning.SYMBOL
1741 sections into the .text section to get them out of the way. */
36af4a4e 1742 if (link_info.executable
1049f94e 1743 && ! link_info.relocatable
0112cd26 1744 && CONST_STRNEQ (secname, ".gnu.warning.")
afd7a018 1745 && hold[orphan_text].os != NULL)
252b5132 1746 {
afd7a018 1747 lang_add_section (&hold[orphan_text].os->children, s,
7b986e99 1748 hold[orphan_text].os);
b34976b6 1749 return TRUE;
252b5132
RH
1750 }
1751
1752 /* Decide which segment the section should go in based on the
1753 section name and section flags. We put loadable .note sections
1754 right after the .interp section, so that the PT_NOTE segment is
1755 stored right after the program headers where the OS can read it
1756 in the first page. */
aea4bd9d 1757
71bfc0ae
AM
1758 place = NULL;
1759 if ((s->flags & SEC_ALLOC) == 0)
1760 ;
252b5132 1761 else if ((s->flags & SEC_LOAD) != 0
ecca9871 1762 && ((iself && sh_type == SHT_NOTE)
0112cd26 1763 || (!iself && CONST_STRNEQ (secname, ".note"))))
afd7a018
AM
1764 place = &hold[orphan_interp];
1765 else if ((s->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
1766 place = &hold[orphan_bss];
1767 else if ((s->flags & SEC_SMALL_DATA) != 0)
1768 place = &hold[orphan_sdata];
1769 else if ((s->flags & SEC_READONLY) == 0)
1770 place = &hold[orphan_data];
ecca9871 1771 else if (((iself && (sh_type == SHT_RELA || sh_type == SHT_REL))
0112cd26 1772 || (!iself && CONST_STRNEQ (secname, ".rel")))
afd7a018
AM
1773 && (s->flags & SEC_LOAD) != 0)
1774 place = &hold[orphan_rel];
1775 else if ((s->flags & SEC_CODE) == 0)
1776 place = &hold[orphan_rodata];
1777 else
1778 place = &hold[orphan_text];
71bfc0ae 1779
afd7a018 1780 after = NULL;
5ba47421 1781 if (place != NULL)
252b5132 1782 {
afd7a018 1783 if (place->os == NULL)
5ba47421 1784 {
afd7a018
AM
1785 if (place->name != NULL)
1786 place->os = lang_output_section_find (place->name);
1787 else
1788 place->os = output_rel_find (s, isdyn);
5ba47421 1789 }
afd7a018
AM
1790 after = place->os;
1791 if (after == NULL)
390fbbf1
AM
1792 after = lang_output_section_find_by_flags
1793 (s, &place->os, _bfd_elf_match_sections_by_type);
afd7a018
AM
1794 if (after == NULL)
1795 /* *ABS* is always the first output section statement. */
1796 after = &lang_output_section_statement.head->output_section_statement;
252b5132
RH
1797 }
1798
afd7a018
AM
1799 /* Choose a unique name for the section. This will be needed if the
1800 same section name appears in the input file with different
1801 loadable or allocatable characteristics. */
1802 if (bfd_get_section_by_name (output_bfd, secname) != NULL)
252b5132 1803 {
afd7a018
AM
1804 static int count = 1;
1805 secname = bfd_get_unique_section_name (output_bfd, secname, &count);
1806 if (secname == NULL)
1807 einfo ("%F%P: place_orphan failed: %E\n");
71bfc0ae 1808 }
5ba47421 1809
7b986e99 1810 lang_insert_orphan (s, secname, after, place, NULL, NULL);
252b5132 1811
b34976b6 1812 return TRUE;
252b5132 1813}
c56feb2b
AM
1814EOF
1815fi
1816
1817if test x"$LDEMUL_FINISH" != xgld"$EMULATION_NAME"_finish; then
92b93329 1818fragment <<EOF
252b5132 1819
deb04cdb
AM
1820static void
1821gld${EMULATION_NAME}_finish (void)
1822{
8ded5a0f 1823 bfd_boolean need_layout = bfd_elf_discard_info (output_bfd, &link_info);
81e1b023 1824
8ded5a0f 1825 gld${EMULATION_NAME}_map_segments (need_layout);
1e035701 1826 finish_default ();
73d074b4 1827}
41392f03
AM
1828EOF
1829fi
1830
1831if test x"$LDEMUL_GET_SCRIPT" != xgld"$EMULATION_NAME"_get_script; then
92b93329 1832fragment <<EOF
252b5132
RH
1833
1834static char *
0c7a8e5a 1835gld${EMULATION_NAME}_get_script (int *isfile)
252b5132
RH
1836EOF
1837
1838if test -n "$COMPILE_IN"
1839then
1840# Scripts compiled in.
1841
1842# sed commands to quote an ld script as a C string.
597e2591 1843sc="-f stringify.sed"
252b5132 1844
92b93329 1845fragment <<EOF
60bcf0fa 1846{
252b5132
RH
1847 *isfile = 0;
1848
1049f94e 1849 if (link_info.relocatable && config.build_constructors)
597e2591 1850 return
252b5132 1851EOF
afd7a018
AM
1852sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
1853echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
1854sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
1855echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
1856sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
61585df2 1857if cmp -s ldscripts/${EMULATION_NAME}.x ldscripts/${EMULATION_NAME}.xn; then : ; else
afd7a018
AM
1858echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
1859sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
db6751f2 1860fi
36af4a4e
JJ
1861if test -n "$GENERATE_PIE_SCRIPT" ; then
1862if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b
JJ
1863echo ' ; else if (link_info.pie && link_info.combreloc' >> e${EMULATION_NAME}.c
1864echo ' && link_info.relro' >> e${EMULATION_NAME}.c
fbfca19e 1865echo ' && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018 1866sed $sc ldscripts/${EMULATION_NAME}.xdw >> e${EMULATION_NAME}.c
36af4a4e 1867echo ' ; else if (link_info.pie && link_info.combreloc) return' >> e${EMULATION_NAME}.c
afd7a018 1868sed $sc ldscripts/${EMULATION_NAME}.xdc >> e${EMULATION_NAME}.c
36af4a4e 1869fi
afd7a018
AM
1870echo ' ; else if (link_info.pie) return' >> e${EMULATION_NAME}.c
1871sed $sc ldscripts/${EMULATION_NAME}.xd >> e${EMULATION_NAME}.c
36af4a4e 1872fi
252b5132 1873if test -n "$GENERATE_SHLIB_SCRIPT" ; then
82434356 1874if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b
JJ
1875echo ' ; else if (link_info.shared && link_info.combreloc' >> e${EMULATION_NAME}.c
1876echo ' && link_info.relro' >> e${EMULATION_NAME}.c
fbfca19e 1877echo ' && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018 1878sed $sc ldscripts/${EMULATION_NAME}.xsw >> e${EMULATION_NAME}.c
db6751f2 1879echo ' ; else if (link_info.shared && link_info.combreloc) return' >> e${EMULATION_NAME}.c
afd7a018 1880sed $sc ldscripts/${EMULATION_NAME}.xsc >> e${EMULATION_NAME}.c
82434356 1881fi
afd7a018
AM
1882echo ' ; else if (link_info.shared) return' >> e${EMULATION_NAME}.c
1883sed $sc ldscripts/${EMULATION_NAME}.xs >> e${EMULATION_NAME}.c
252b5132 1884fi
82434356 1885if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b 1886echo ' ; else if (link_info.combreloc && link_info.relro' >> e${EMULATION_NAME}.c
fbfca19e 1887echo ' && (link_info.flags & DF_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018
AM
1888sed $sc ldscripts/${EMULATION_NAME}.xw >> e${EMULATION_NAME}.c
1889echo ' ; else if (link_info.combreloc) return' >> e${EMULATION_NAME}.c
1890sed $sc ldscripts/${EMULATION_NAME}.xc >> e${EMULATION_NAME}.c
82434356 1891fi
afd7a018
AM
1892echo ' ; else return' >> e${EMULATION_NAME}.c
1893sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
1894echo '; }' >> e${EMULATION_NAME}.c
252b5132
RH
1895
1896else
1897# Scripts read from the filesystem.
1898
92b93329 1899fragment <<EOF
60bcf0fa 1900{
252b5132
RH
1901 *isfile = 1;
1902
1049f94e 1903 if (link_info.relocatable && config.build_constructors)
252b5132 1904 return "ldscripts/${EMULATION_NAME}.xu";
1049f94e 1905 else if (link_info.relocatable)
252b5132
RH
1906 return "ldscripts/${EMULATION_NAME}.xr";
1907 else if (!config.text_read_only)
1908 return "ldscripts/${EMULATION_NAME}.xbn";
a060b769
AM
1909EOF
1910if cmp -s ldscripts/${EMULATION_NAME}.x ldscripts/${EMULATION_NAME}.xn; then :
1911else
92b93329 1912fragment <<EOF
252b5132
RH
1913 else if (!config.magic_demand_paged)
1914 return "ldscripts/${EMULATION_NAME}.xn";
a060b769
AM
1915EOF
1916fi
36af4a4e
JJ
1917if test -n "$GENERATE_PIE_SCRIPT" ; then
1918if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
92b93329 1919fragment <<EOF
8c37241b 1920 else if (link_info.pie && link_info.combreloc
fbfca19e 1921 && link_info.relro && (link_info.flags & DF_BIND_NOW))
8c37241b 1922 return "ldscripts/${EMULATION_NAME}.xdw";
36af4a4e
JJ
1923 else if (link_info.pie && link_info.combreloc)
1924 return "ldscripts/${EMULATION_NAME}.xdc";
1925EOF
1926fi
92b93329 1927fragment <<EOF
36af4a4e
JJ
1928 else if (link_info.pie)
1929 return "ldscripts/${EMULATION_NAME}.xd";
1930EOF
1931fi
a060b769
AM
1932if test -n "$GENERATE_SHLIB_SCRIPT" ; then
1933if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
92b93329 1934fragment <<EOF
8c37241b 1935 else if (link_info.shared && link_info.combreloc
fbfca19e 1936 && link_info.relro && (link_info.flags & DF_BIND_NOW))
8c37241b 1937 return "ldscripts/${EMULATION_NAME}.xsw";
a060b769
AM
1938 else if (link_info.shared && link_info.combreloc)
1939 return "ldscripts/${EMULATION_NAME}.xsc";
1940EOF
1941fi
92b93329 1942fragment <<EOF
252b5132
RH
1943 else if (link_info.shared)
1944 return "ldscripts/${EMULATION_NAME}.xs";
a060b769
AM
1945EOF
1946fi
1947if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
92b93329 1948fragment <<EOF
8c37241b 1949 else if (link_info.combreloc && link_info.relro
fbfca19e 1950 && (link_info.flags & DF_BIND_NOW))
8c37241b 1951 return "ldscripts/${EMULATION_NAME}.xw";
a060b769
AM
1952 else if (link_info.combreloc)
1953 return "ldscripts/${EMULATION_NAME}.xc";
1954EOF
1955fi
92b93329 1956fragment <<EOF
252b5132
RH
1957 else
1958 return "ldscripts/${EMULATION_NAME}.x";
1959}
252b5132 1960
3b108066 1961EOF
41392f03
AM
1962fi
1963fi
3b108066 1964
41392f03 1965if test -n "$PARSE_AND_LIST_ARGS_CASES" -o x"$GENERATE_SHLIB_SCRIPT" = xyes; then
3b108066 1966
e0ee487b 1967if test -n "$PARSE_AND_LIST_PROLOGUE" ; then
92b93329 1968fragment <<EOF
e0ee487b
L
1969 $PARSE_AND_LIST_PROLOGUE
1970EOF
1971fi
1972
92b93329 1973fragment <<EOF
e0ee487b 1974
6c1439be
L
1975#define OPTION_DISABLE_NEW_DTAGS (400)
1976#define OPTION_ENABLE_NEW_DTAGS (OPTION_DISABLE_NEW_DTAGS + 1)
a1ab1d2a 1977#define OPTION_GROUP (OPTION_ENABLE_NEW_DTAGS + 1)
65765700 1978#define OPTION_EH_FRAME_HDR (OPTION_GROUP + 1)
b58f81ae 1979#define OPTION_EXCLUDE_LIBS (OPTION_EH_FRAME_HDR + 1)
fdc90cb4 1980#define OPTION_HASH_STYLE (OPTION_EXCLUDE_LIBS + 1)
c0065db7 1981#define OPTION_BUILD_ID (OPTION_HASH_STYLE + 1)
e13629bc 1982
3bcf5557 1983static void
0c7a8e5a
AM
1984gld${EMULATION_NAME}_add_options
1985 (int ns, char **shortopts, int nl, struct option **longopts,
1986 int nrl ATTRIBUTE_UNUSED, struct option **really_longopts ATTRIBUTE_UNUSED)
e0ee487b 1987{
3bcf5557
AM
1988 static const char xtra_short[] = "${PARSE_AND_LIST_SHORTOPTS}z:";
1989 static const struct option xtra_long[] = {
c0065db7 1990 {"build-id", optional_argument, NULL, OPTION_BUILD_ID},
e0ee487b 1991EOF
e0ee487b
L
1992
1993if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
92b93329 1994fragment <<EOF
3bcf5557
AM
1995 {"disable-new-dtags", no_argument, NULL, OPTION_DISABLE_NEW_DTAGS},
1996 {"enable-new-dtags", no_argument, NULL, OPTION_ENABLE_NEW_DTAGS},
1997 {"eh-frame-hdr", no_argument, NULL, OPTION_EH_FRAME_HDR},
b58f81ae 1998 {"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
fdc90cb4 1999 {"hash-style", required_argument, NULL, OPTION_HASH_STYLE},
3bcf5557 2000 {"Bgroup", no_argument, NULL, OPTION_GROUP},
e0ee487b
L
2001EOF
2002fi
2003
2004if test -n "$PARSE_AND_LIST_LONGOPTS" ; then
92b93329 2005fragment <<EOF
3bcf5557 2006 $PARSE_AND_LIST_LONGOPTS
e0ee487b
L
2007EOF
2008fi
2009
92b93329 2010fragment <<EOF
3bcf5557
AM
2011 {NULL, no_argument, NULL, 0}
2012 };
2013
2014 *shortopts = (char *) xrealloc (*shortopts, ns + sizeof (xtra_short));
2015 memcpy (*shortopts + ns, &xtra_short, sizeof (xtra_short));
2016 *longopts = (struct option *)
2017 xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
2018 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
2019}
04925e1e 2020
24382dca 2021#define DEFAULT_BUILD_ID_STYLE "sha1"
c0065db7 2022
3bcf5557 2023static bfd_boolean
0c7a8e5a 2024gld${EMULATION_NAME}_handle_option (int optc)
e0ee487b 2025{
e0ee487b
L
2026 switch (optc)
2027 {
2028 default:
3bcf5557 2029 return FALSE;
6c1439be 2030
c0065db7
RM
2031 case OPTION_BUILD_ID:
2032 if (link_info.emit_note_gnu_build_id != NULL)
2033 {
2034 free (link_info.emit_note_gnu_build_id);
2035 link_info.emit_note_gnu_build_id = NULL;
2036 }
2037 if (optarg == NULL)
2038 optarg = DEFAULT_BUILD_ID_STYLE;
2039 if (strcmp (optarg, "none"))
2040 link_info.emit_note_gnu_build_id = xstrdup (optarg);
2041 break;
2042
e0ee487b 2043EOF
e0ee487b
L
2044
2045if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
92b93329 2046fragment <<EOF
6c1439be 2047 case OPTION_DISABLE_NEW_DTAGS:
b34976b6 2048 link_info.new_dtags = FALSE;
6c1439be
L
2049 break;
2050
2051 case OPTION_ENABLE_NEW_DTAGS:
b34976b6 2052 link_info.new_dtags = TRUE;
6c1439be
L
2053 break;
2054
65765700 2055 case OPTION_EH_FRAME_HDR:
b34976b6 2056 link_info.eh_frame_hdr = TRUE;
65765700
JJ
2057 break;
2058
a1ab1d2a
UD
2059 case OPTION_GROUP:
2060 link_info.flags_1 |= (bfd_vma) DF_1_GROUP;
2061 /* Groups must be self-contained. */
560e09e9
NC
2062 link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
2063 link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
a1ab1d2a
UD
2064 break;
2065
b58f81ae
DJ
2066 case OPTION_EXCLUDE_LIBS:
2067 add_excluded_libs (optarg);
2068 break;
2069
fdc90cb4
JJ
2070 case OPTION_HASH_STYLE:
2071 link_info.emit_hash = FALSE;
2072 link_info.emit_gnu_hash = FALSE;
2073 if (strcmp (optarg, "sysv") == 0)
2074 link_info.emit_hash = TRUE;
2075 else if (strcmp (optarg, "gnu") == 0)
2076 link_info.emit_gnu_hash = TRUE;
2077 else if (strcmp (optarg, "both") == 0)
2078 {
2079 link_info.emit_hash = TRUE;
2080 link_info.emit_gnu_hash = TRUE;
2081 }
2082 else
2083 einfo (_("%P%F: invalid hash style \`%s'\n"), optarg);
2084 break;
2085
e0ee487b
L
2086 case 'z':
2087 if (strcmp (optarg, "initfirst") == 0)
2088 link_info.flags_1 |= (bfd_vma) DF_1_INITFIRST;
2089 else if (strcmp (optarg, "interpose") == 0)
2090 link_info.flags_1 |= (bfd_vma) DF_1_INTERPOSE;
2091 else if (strcmp (optarg, "loadfltr") == 0)
2092 link_info.flags_1 |= (bfd_vma) DF_1_LOADFLTR;
2093 else if (strcmp (optarg, "nodefaultlib") == 0)
2094 link_info.flags_1 |= (bfd_vma) DF_1_NODEFLIB;
2095 else if (strcmp (optarg, "nodelete") == 0)
2096 link_info.flags_1 |= (bfd_vma) DF_1_NODELETE;
2097 else if (strcmp (optarg, "nodlopen") == 0)
2098 link_info.flags_1 |= (bfd_vma) DF_1_NOOPEN;
2099 else if (strcmp (optarg, "nodump") == 0)
2100 link_info.flags_1 |= (bfd_vma) DF_1_NODUMP;
2101 else if (strcmp (optarg, "now") == 0)
2102 {
2103 link_info.flags |= (bfd_vma) DF_BIND_NOW;
2104 link_info.flags_1 |= (bfd_vma) DF_1_NOW;
2105 }
5fa222e4
AM
2106 else if (strcmp (optarg, "lazy") == 0)
2107 {
2108 link_info.flags &= ~(bfd_vma) DF_BIND_NOW;
2109 link_info.flags_1 &= ~(bfd_vma) DF_1_NOW;
2110 }
e0ee487b
L
2111 else if (strcmp (optarg, "origin") == 0)
2112 {
2113 link_info.flags |= (bfd_vma) DF_ORIGIN;
2114 link_info.flags_1 |= (bfd_vma) DF_1_ORIGIN;
2115 }
a1ab1d2a 2116 else if (strcmp (optarg, "defs") == 0)
560e09e9 2117 link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
aa713662 2118 else if (strcmp (optarg, "muldefs") == 0)
b34976b6 2119 link_info.allow_multiple_definition = TRUE;
db6751f2 2120 else if (strcmp (optarg, "combreloc") == 0)
b34976b6 2121 link_info.combreloc = TRUE;
db6751f2 2122 else if (strcmp (optarg, "nocombreloc") == 0)
b34976b6 2123 link_info.combreloc = FALSE;
8bd621d8 2124 else if (strcmp (optarg, "nocopyreloc") == 0)
0c7a8e5a 2125 link_info.nocopyreloc = TRUE;
9ee5e499
JJ
2126 else if (strcmp (optarg, "execstack") == 0)
2127 {
2128 link_info.execstack = TRUE;
2129 link_info.noexecstack = FALSE;
2130 }
2131 else if (strcmp (optarg, "noexecstack") == 0)
2132 {
2133 link_info.noexecstack = TRUE;
2134 link_info.execstack = FALSE;
2135 }
88b882e9
L
2136EOF
2137
2138 if test -n "$COMMONPAGESIZE"; then
92b93329 2139fragment <<EOF
8c37241b
JJ
2140 else if (strcmp (optarg, "relro") == 0)
2141 link_info.relro = TRUE;
2142 else if (strcmp (optarg, "norelro") == 0)
2143 link_info.relro = FALSE;
88b882e9
L
2144EOF
2145 fi
2146
92b93329 2147fragment <<EOF
0112cd26 2148 else if (CONST_STRNEQ (optarg, "max-page-size="))
24718e3b
L
2149 {
2150 char *end;
0112cd26 2151
24718e3b 2152 config.maxpagesize = strtoul (optarg + 14, &end, 0);
b8142865 2153 if (*end || (config.maxpagesize & (config.maxpagesize - 1)) != 0)
24718e3b
L
2154 einfo (_("%P%F: invalid maxium page size \`%s'\n"),
2155 optarg + 14);
b8142865
L
2156 ASSERT (default_target != NULL);
2157 bfd_emul_set_maxpagesize (default_target, config.maxpagesize);
24718e3b 2158 }
0112cd26 2159 else if (CONST_STRNEQ (optarg, "common-page-size="))
24718e3b
L
2160 {
2161 char *end;
2162 config.commonpagesize = strtoul (optarg + 17, &end, 0);
b8142865
L
2163 if (*end
2164 || (config.commonpagesize & (config.commonpagesize - 1)) != 0)
24718e3b
L
2165 einfo (_("%P%F: invalid common page size \`%s'\n"),
2166 optarg + 17);
b8142865
L
2167 ASSERT (default_target != NULL);
2168 bfd_emul_set_commonpagesize (default_target,
2169 config.commonpagesize);
24718e3b 2170 }
e0ee487b 2171 /* What about the other Solaris -z options? FIXME. */
6c1439be 2172 break;
e0ee487b
L
2173EOF
2174fi
2175
2176if test -n "$PARSE_AND_LIST_ARGS_CASES" ; then
92b93329 2177fragment <<EOF
e0ee487b
L
2178 $PARSE_AND_LIST_ARGS_CASES
2179EOF
2180fi
2181
92b93329 2182fragment <<EOF
e0ee487b
L
2183 }
2184
3bcf5557 2185 return TRUE;
e0ee487b
L
2186}
2187
41392f03 2188EOF
41392f03 2189
4b209b22 2190if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
92b93329 2191fragment <<EOF
41392f03 2192
e0ee487b 2193static void
0c7a8e5a 2194gld${EMULATION_NAME}_list_options (FILE * file)
e0ee487b 2195{
442996ee
AM
2196 fprintf (file, _("\
2197 --build-id[=STYLE] Generate build ID note\n"));
e0ee487b 2198EOF
e0ee487b
L
2199
2200if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
92b93329 2201fragment <<EOF
442996ee
AM
2202 fprintf (file, _("\
2203 -Bgroup Selects group name lookup rules for DSO\n"));
2204 fprintf (file, _("\
2205 --disable-new-dtags Disable new dynamic tags\n"));
2206 fprintf (file, _("\
2207 --enable-new-dtags Enable new dynamic tags\n"));
2208 fprintf (file, _("\
2209 --eh-frame-hdr Create .eh_frame_hdr section\n"));
2210 fprintf (file, _("\
2211 --hash-style=STYLE Set hash style to sysv, gnu or both\n"));
2212 fprintf (file, _("\
2213 -z combreloc Merge dynamic relocs into one section and sort\n"));
2214 fprintf (file, _("\
2215 -z defs Report unresolved symbols in object files.\n"));
2216 fprintf (file, _("\
2217 -z execstack Mark executable as requiring executable stack\n"));
2218 fprintf (file, _("\
2219 -z initfirst Mark DSO to be initialized first at runtime\n"));
2220 fprintf (file, _("\
2221 -z interpose Mark object to interpose all DSOs but executable\n"));
2222 fprintf (file, _("\
2223 -z lazy Mark object lazy runtime binding (default)\n"));
2224 fprintf (file, _("\
2225 -z loadfltr Mark object requiring immediate process\n"));
2226 fprintf (file, _("\
2227 -z muldefs Allow multiple definitions\n"));
2228 fprintf (file, _("\
2229 -z nocombreloc Don't merge dynamic relocs into one section\n"));
2230 fprintf (file, _("\
2231 -z nocopyreloc Don't create copy relocs\n"));
2232 fprintf (file, _("\
2233 -z nodefaultlib Mark object not to use default search paths\n"));
2234 fprintf (file, _("\
2235 -z nodelete Mark DSO non-deletable at runtime\n"));
2236 fprintf (file, _("\
2237 -z nodlopen Mark DSO not available to dlopen\n"));
2238 fprintf (file, _("\
2239 -z nodump Mark DSO not available to dldump\n"));
2240 fprintf (file, _("\
2241 -z noexecstack Mark executable as not requiring executable stack\n"));
88b882e9
L
2242EOF
2243
2244 if test -n "$COMMONPAGESIZE"; then
92b93329 2245fragment <<EOF
442996ee
AM
2246 fprintf (file, _("\
2247 -z norelro Don't create RELRO program header\n"));
88b882e9
L
2248EOF
2249 fi
2250
92b93329 2251fragment <<EOF
442996ee
AM
2252 fprintf (file, _("\
2253 -z now Mark object non-lazy runtime binding\n"));
2254 fprintf (file, _("\
2255 -z origin Mark object requiring immediate \$ORIGIN\n\
2256 processing at runtime\n"));
88b882e9
L
2257EOF
2258
2259 if test -n "$COMMONPAGESIZE"; then
92b93329 2260fragment <<EOF
442996ee
AM
2261 fprintf (file, _("\
2262 -z relro Create RELRO program header\n"));
88b882e9
L
2263EOF
2264 fi
2265
92b93329 2266fragment <<EOF
442996ee
AM
2267 fprintf (file, _("\
2268 -z max-page-size=SIZE Set maximum page size to SIZE\n"));
2269 fprintf (file, _("\
2270 -z common-page-size=SIZE Set common page size to SIZE\n"));
2271 fprintf (file, _("\
2272 -z KEYWORD Ignored for Solaris compatibility\n"));
e0ee487b
L
2273EOF
2274fi
2275
2276if test -n "$PARSE_AND_LIST_OPTIONS" ; then
92b93329 2277fragment <<EOF
e0ee487b
L
2278 $PARSE_AND_LIST_OPTIONS
2279EOF
2280fi
2281
92b93329 2282fragment <<EOF
e0ee487b
L
2283}
2284EOF
e0ee487b
L
2285
2286if test -n "$PARSE_AND_LIST_EPILOGUE" ; then
92b93329 2287fragment <<EOF
e0ee487b
L
2288 $PARSE_AND_LIST_EPILOGUE
2289EOF
2290fi
41392f03
AM
2291fi
2292else
92b93329 2293fragment <<EOF
3bcf5557
AM
2294#define gld${EMULATION_NAME}_add_options NULL
2295#define gld${EMULATION_NAME}_handle_option NULL
41392f03 2296EOF
4b209b22 2297if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
92b93329 2298fragment <<EOF
4b209b22 2299#define gld${EMULATION_NAME}_list_options NULL
41392f03
AM
2300EOF
2301fi
2302fi
e0ee487b 2303
92b93329 2304fragment <<EOF
252b5132 2305
60bcf0fa 2306struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
252b5132 2307{
41392f03
AM
2308 ${LDEMUL_BEFORE_PARSE-gld${EMULATION_NAME}_before_parse},
2309 ${LDEMUL_SYSLIB-syslib_default},
2310 ${LDEMUL_HLL-hll_default},
2311 ${LDEMUL_AFTER_PARSE-after_parse_default},
2312 ${LDEMUL_AFTER_OPEN-gld${EMULATION_NAME}_after_open},
2313 ${LDEMUL_AFTER_ALLOCATION-after_allocation_default},
2314 ${LDEMUL_SET_OUTPUT_ARCH-set_output_arch_default},
2315 ${LDEMUL_CHOOSE_TARGET-ldemul_default_target},
2316 ${LDEMUL_BEFORE_ALLOCATION-gld${EMULATION_NAME}_before_allocation},
2317 ${LDEMUL_GET_SCRIPT-gld${EMULATION_NAME}_get_script},
252b5132
RH
2318 "${EMULATION_NAME}",
2319 "${OUTPUT_FORMAT}",
c56feb2b 2320 ${LDEMUL_FINISH-gld${EMULATION_NAME}_finish},
41392f03
AM
2321 ${LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS-NULL},
2322 ${LDEMUL_OPEN_DYNAMIC_ARCHIVE-gld${EMULATION_NAME}_open_dynamic_archive},
2323 ${LDEMUL_PLACE_ORPHAN-gld${EMULATION_NAME}_place_orphan},
2324 ${LDEMUL_SET_SYMBOLS-NULL},
3bcf5557
AM
2325 ${LDEMUL_PARSE_ARGS-NULL},
2326 gld${EMULATION_NAME}_add_options,
2327 gld${EMULATION_NAME}_handle_option,
41392f03 2328 ${LDEMUL_UNRECOGNIZED_FILE-NULL},
4b209b22 2329 ${LDEMUL_LIST_OPTIONS-gld${EMULATION_NAME}_list_options},
4a43e768 2330 ${LDEMUL_RECOGNIZED_FILE-gld${EMULATION_NAME}_load_symbols},
41392f03 2331 ${LDEMUL_FIND_POTENTIAL_LIBRARIES-NULL},
fac1652d 2332 ${LDEMUL_NEW_VERS_PATTERN-NULL}
252b5132
RH
2333};
2334EOF
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