PR binutils/4797
[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}:${MACHINE}
10fi
252b5132
RH
11cat >e${EMULATION_NAME}.c <<EOF
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 ${target} in
711c0baa 72 *-*-linux-* | *-*-k*bsd*-*)
d3989512 73 cat >>e${EMULATION_NAME}.c <<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#
8ded5a0f 84. ${srcdir}/emultempl/elf-generic.em
41392f03
AM
85if test -n "$EXTRA_EM_FILE" ; then
86. ${srcdir}/emultempl/${EXTRA_EM_FILE}.em
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
96cat >>e${EMULATION_NAME}.c <<EOF
97
252b5132 98static void
0c7a8e5a 99gld${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
AM
109if test x"$LDEMUL_RECOGNIZED_FILE" != xgld"${EMULATION_NAME}"_load_symbols; then
110cat >>e${EMULATION_NAME}.c <<EOF
111/* Handle as_needed DT_NEEDED. */
112
113static bfd_boolean
114gld${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
41392f03 147cat >>e${EMULATION_NAME}.c <<EOF
252b5132
RH
148
149/* These variables are required to pass information back and forth
150 between after_open and check_needed and stat_needed and vercheck. */
151
152static struct bfd_link_needed_list *global_needed;
153static struct stat global_stat;
e13629bc 154static lang_input_statement_type *global_found;
252b5132 155static struct bfd_link_needed_list *global_vercheck_needed;
b34976b6 156static bfd_boolean global_vercheck_failed;
252b5132 157
252b5132 158
04925e1e
AM
159/* On Linux, it's possible to have different versions of the same
160 shared library linked against different versions of libc. The
161 dynamic linker somehow tags which libc version to use in
162 /etc/ld.so.cache, and, based on the libc that it sees in the
163 executable, chooses which version of the shared library to use.
252b5132 164
04925e1e
AM
165 We try to do a similar check here by checking whether this shared
166 library needs any other shared libraries which may conflict with
167 libraries we have already included in the link. If it does, we
168 skip it, and try to find another shared library farther on down the
169 link path.
252b5132 170
04925e1e
AM
171 This is called via lang_for_each_input_file.
172 GLOBAL_VERCHECK_NEEDED is the list of objects needed by the object
f813923c 173 which we are checking. This sets GLOBAL_VERCHECK_FAILED if we find
04925e1e 174 a conflicting version. */
252b5132 175
04925e1e 176static void
0c7a8e5a 177gld${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 ${target} in
711c0baa 365 *-*-linux-* | *-*-k*bsd*-*)
252b5132
RH
366 cat >>e${EMULATION_NAME}.c <<EOF
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
383cat >>e${EMULATION_NAME}.c <<EOF
384 }
385 }
386
387 /* We've found a dynamic object matching the DT_NEEDED entry. */
388
04925e1e
AM
389 /* We have already checked that there is no other input file of the
390 same name. We must now check again that we are not including the
391 same file twice. We need to do this because on many systems
392 libc.so is a symlink to, e.g., libc.so.1. The SONAME entry will
393 reference libc.so.1. If we have already included libc.so, we
394 don't want to include libc.so.1 if they are the same file, and we
395 can only check that using stat. */
396
397 if (bfd_stat (abfd, &global_stat) != 0)
398 einfo ("%F%P:%B: bfd_stat failed: %E\n", abfd);
ec4eb78a
L
399
400 /* First strip off everything before the last '/'. */
fed2999d 401 soname = lbasename (abfd->filename);
ec4eb78a
L
402
403 if (trace_file_tries)
404 info_msg (_("found %s at %s\n"), soname, name);
405
e13629bc 406 global_found = NULL;
04925e1e 407 lang_for_each_input_file (gld${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
3dc16cab 496 cat >>e${EMULATION_NAME}.c <<EOF
9c8ebd6a 497
c76308d2
RS
498/* Add the sysroot to every entry in a path separated by
499 config.rpath_separator. */
9c8ebd6a
DJ
500
501static char *
0c7a8e5a 502gld${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 ${target} in
ebe1fac1
NC
538 *-*-freebsd* | *-*-dragonfly*)
539 cat >>e${EMULATION_NAME}.c <<EOF
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${EMULATION_NAME}_search_needed (ld_elf_hints, & needed,
e13629bc 594 force);
ebe1fac1
NC
595}
596EOF
597 # FreeBSD
598 ;;
599
711c0baa 600 *-*-linux-* | *-*-k*bsd*-*)
3dc16cab 601 cat >>e${EMULATION_NAME}.c <<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${EMULATION_NAME}_search_needed (ld_so_conf, &needed, force);
252b5132
RH
804}
805
04925e1e 806EOF
9c8ebd6a
DJ
807 # Linux
808 ;;
04925e1e
AM
809 esac
810fi
811cat >>e${EMULATION_NAME}.c <<EOF
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"$EMULATION_NAME"_after_open; then
863cat >>e${EMULATION_NAME}.c <<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;
939 if (asec->output_section == NULL)
940 {
941 einfo (_("%P: .note.gnu.build-id section missing"));
942 return FALSE;
943 }
944 i_shdr = &elf_section_data (asec->output_section)->this_hdr;
945
946 if (i_shdr->contents == NULL)
947 {
b2ff8454
RM
948 if (asec->contents == NULL)
949 asec->contents = xmalloc (asec->size);
950 contents = asec->contents;
24382dca 951 }
b2ff8454
RM
952 else
953 contents = i_shdr->contents + asec->output_offset;
24382dca
RM
954
955 e_note = (void *) contents;
956 size = offsetof (Elf_External_Note, name[sizeof "GNU"]);
957 size = (size + 3) & -(bfd_size_type) 4;
958 id_bits = contents + size;
959 size = asec->size - size;
960
961 bfd_h_put_32 (abfd, sizeof "GNU", &e_note->namesz);
962 bfd_h_put_32 (abfd, size, &e_note->descsz);
963 bfd_h_put_32 (abfd, NT_GNU_BUILD_ID, &e_note->type);
964 memcpy (e_note->name, "GNU", sizeof "GNU");
965
966 if (!strcmp (info->style, "md5"))
967 {
968 struct md5_ctx ctx;
969 md5_init_ctx (&ctx);
970 if (bed->s->checksum_contents (abfd,
971 (void (*) (const void *, size_t, void *))
972 &md5_process_bytes,
973 &ctx))
974 md5_finish_ctx (&ctx, id_bits);
975 else
976 return FALSE;
977 }
978 else if (!strcmp (info->style, "sha1"))
979 {
980 struct sha1_ctx ctx;
981 sha1_init_ctx (&ctx);
982 if (bed->s->checksum_contents (abfd,
983 (void (*) (const void *, size_t, void *))
984 &sha1_process_bytes,
985 &ctx))
986 sha1_finish_ctx (&ctx, id_bits);
987 else
988 return FALSE;
989 }
990 else if (!strcmp (info->style, "uuid"))
991 {
992 int n;
993 int fd = open ("/dev/urandom", O_RDONLY);
994 if (fd < 0)
995 return FALSE;
996 n = read (fd, id_bits, size);
997 close (fd);
998 if (n < (int) size)
999 return FALSE;
1000 }
1001 else if (!strncmp (info->style, "0x", 2))
1002 {
1003 /* ID is in string form (hex). Convert to bits. */
1004 const char *id = info->style + 2;
1005 size_t n = 0;
1006 do
1007 {
1008 if (ISXDIGIT (id[0]) && ISXDIGIT (id[1]))
1009 {
1010 id_bits[n] = read_hex (*id++) << 4;
1011 id_bits[n++] |= read_hex (*id++);
1012 }
1013 else if (*id == '-' || *id == ':')
1014 ++id;
1015 else
1016 abort (); /* Should have been validated earlier. */
1017 } while (*id != '\0');
1018 }
1019 else
1020 abort (); /* Should have been validated earlier. */
1021
b2ff8454
RM
1022 size = asec->size;
1023 return (bfd_seek (abfd,
1024 i_shdr->sh_offset + asec->output_offset, SEEK_SET) == 0
1025 && bfd_bwrite (contents, size, abfd) == size);
24382dca
RM
1026}
1027
1028
04925e1e 1029/* This is called after all the input files have been opened. */
252b5132
RH
1030
1031static void
0c7a8e5a 1032gld${EMULATION_NAME}_after_open (void)
252b5132 1033{
04925e1e 1034 struct bfd_link_needed_list *needed, *l;
252b5132 1035
c0065db7
RM
1036 if (link_info.emit_note_gnu_build_id)
1037 {
1038 bfd *abfd;
1039 asection *s;
1040 bfd_size_type size;
1041
1042 abfd = link_info.input_bfds;
1043
24382dca 1044 size = gld${EMULATION_NAME}_id_note_section_size (abfd, &link_info);
c0065db7
RM
1045 if (size == 0)
1046 {
1047 einfo ("%P: warning: unrecognized --build-id style ignored.\n");
1048 free (link_info.emit_note_gnu_build_id);
1049 link_info.emit_note_gnu_build_id = NULL;
1050 }
1051 else
1052 {
1053 s = bfd_make_section_with_flags (abfd, ".note.gnu.build-id",
1054 SEC_ALLOC | SEC_LOAD
1055 | SEC_IN_MEMORY | SEC_LINKER_CREATED
1056 | SEC_READONLY | SEC_DATA);
1057 if (s != NULL && bfd_set_section_alignment (abfd, s, 2))
1058 {
1059 struct elf_obj_tdata *t = elf_tdata (output_bfd);
24382dca
RM
1060 struct build_id_info *b = xmalloc (sizeof *b);
1061 b->style = link_info.emit_note_gnu_build_id;
1062 b->sec = s;
c0065db7
RM
1063 elf_section_type (s) = SHT_NOTE;
1064 s->size = size;
24382dca
RM
1065 t->after_write_object_contents
1066 = &gld${EMULATION_NAME}_write_build_id_section;
1067 t->after_write_object_contents_info = b;
c0065db7
RM
1068 }
1069 else
1070 {
1071 einfo ("%P: warning: Cannot create .note.gnu.build-id section,"
1072 " --build-id ignored.\n");
1073 free (link_info.emit_note_gnu_build_id);
1074 link_info.emit_note_gnu_build_id = NULL;
1075 }
1076 }
1077 }
1078
eb3d5f3b
JB
1079 if (link_info.eh_frame_hdr
1080 && ! link_info.traditional_format
1081 && ! link_info.relocatable)
1082 {
1083 struct elf_link_hash_table *htab;
1084
1085 htab = elf_hash_table (&link_info);
1086 if (is_elf_hash_table (htab))
1087 {
1088 bfd *abfd;
1089 asection *s;
1090
1091 for (abfd = link_info.input_bfds; abfd; abfd = abfd->link_next)
1092 {
1093 s = bfd_get_section_by_name (abfd, ".eh_frame");
1094 if (s && s->size > 8 && !bfd_is_abs_section (s->output_section))
1095 break;
1096 }
1097 if (abfd)
1098 {
1099 const struct elf_backend_data *bed;
1100
1101 bed = get_elf_backend_data (abfd);
1102 s = bfd_make_section_with_flags (abfd, ".eh_frame_hdr",
1103 bed->dynamic_sec_flags
1104 | SEC_READONLY);
1105 if (s != NULL
1106 && bfd_set_section_alignment (abfd, s, 2))
1107 htab->eh_info.hdr_sec = s;
1108 else
1109 einfo ("%P: warning: Cannot create .eh_frame_hdr section,"
1110 " --eh-frame-hdr ignored.\n");
1111 }
1112 }
1113 }
1114
04925e1e 1115 /* We only need to worry about this when doing a final link. */
1049f94e 1116 if (link_info.relocatable || !link_info.executable)
252b5132
RH
1117 return;
1118
04925e1e
AM
1119 /* Get the list of files which appear in DT_NEEDED entries in
1120 dynamic objects included in the link (often there will be none).
1121 For each such file, we want to track down the corresponding
1122 library, and include the symbol table in the link. This is what
1123 the runtime dynamic linker will do. Tracking the files down here
1124 permits one dynamic object to include another without requiring
1125 special action by the person doing the link. Note that the
1126 needed list can actually grow while we are stepping through this
1127 loop. */
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${NATIVE}" = xyes ] ; then
6dd8c765 1191cat >>e${EMULATION_NAME}.c <<EOF
dcb0bd0e 1192 const char *lib_path;
ff925e69
KK
1193EOF
1194fi
1195if [ "x${USE_LIBPATH}" = xyes ] ; then
1196cat >>e${EMULATION_NAME}.c <<EOF
6dd8c765
L
1197 struct bfd_link_needed_list *rp;
1198 int found;
1199EOF
6dd8c765
L
1200fi
1201cat >>e${EMULATION_NAME}.c <<EOF
252b5132 1202
04925e1e 1203 if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link,
e56f61be 1204 &n, force))
04925e1e 1205 break;
dcb0bd0e 1206EOF
9c8ebd6a 1207if [ "x${USE_LIBPATH}" = xyes ] ; then
dcb0bd0e 1208cat >>e${EMULATION_NAME}.c <<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
1215cat >>e${EMULATION_NAME}.c <<EOF
04925e1e
AM
1216 if (command_line.rpath_link == NULL
1217 && command_line.rpath == NULL)
1218 {
1219 lib_path = (const char *) getenv ("LD_RUN_PATH");
e56f61be 1220 if (gld${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
1230cat >>e${EMULATION_NAME}.c <<EOF
ec4eb78a 1231 found = 0;
6dd8c765
L
1232 rp = bfd_elf_get_runpath_list (output_bfd, &link_info);
1233 for (; !found && rp != NULL; rp = rp->next)
ec4eb78a 1234 {
9c8ebd6a 1235 char *tmpname = gld${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 ${target} in
ebe1fac1
NC
1249 *-*-freebsd* | *-*-dragonfly*)
1250 cat >>e${EMULATION_NAME}.c <<EOF
1251 if (gld${EMULATION_NAME}_check_ld_elf_hints (l->name, force))
1252 break;
1253EOF
1254 # FreeBSD
1255 ;;
1256
c1446dba
L
1257 *-*-linux-* | *-*-k*bsd*-*)
1258 # Linux
1259 cat >>e${EMULATION_NAME}.c <<EOF
1260 if (gld${EMULATION_NAME}_check_ld_so_conf (l->name, force))
1261 break;
1262
1263EOF
1264 ;;
1265 esac
1266fi
04925e1e
AM
1267cat >>e${EMULATION_NAME}.c <<EOF
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${EMULATION_NAME}_try_needed (&nn, force))
04925e1e
AM
1279 break;
1280 free (filename);
1281 }
1282 if (search != NULL)
1283 break;
1284EOF
04925e1e
AM
1285cat >>e${EMULATION_NAME}.c <<EOF
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
1299cat >>e${EMULATION_NAME}.c <<EOF
252b5132 1300
04925e1e 1301/* Look through an expression for an assignment statement. */
252b5132 1302
04925e1e 1303static void
0c7a8e5a 1304gld${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 *) ${ELF_INTERPRETER_NAME};
1373 sinterp->size = strlen ((char *) sinterp->contents) + 1;
57e6abd2
AO
1374 }
1375
1376"
1377 else
1378 ELF_INTERPRETER_SET_DEFAULT=
1379 fi
41392f03 1380cat >>e${EMULATION_NAME}.c <<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"$EMULATION_NAME"_open_dynamic_archive; then
1481cat >>e${EMULATION_NAME}.c <<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"$EMULATION_NAME"_place_orphan; then
41392f03
AM
1560cat >>e${EMULATION_NAME}.c <<EOF
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;
ba493122
AM
1570 lang_output_section_statement_type *last_rel = NULL;
1571 lang_output_section_statement_type *last_rel_alloc = NULL;
24cdb50a 1572 int rela = sec->name[4] == 'a';
04925e1e 1573
afd7a018
AM
1574 for (lookup = &lang_output_section_statement.head->output_section_statement;
1575 lookup != NULL;
1576 lookup = lookup->next)
04925e1e 1577 {
0841712e 1578 if (lookup->constraint != -1
0112cd26 1579 && CONST_STRNEQ (lookup->name, ".rel"))
04925e1e 1580 {
24cdb50a 1581 int lookrela = lookup->name[4] == 'a';
ba493122 1582
2a36a117
AM
1583 /* .rel.dyn must come before all other reloc sections, to suit
1584 GNU ld.so. */
1585 if (isdyn)
1586 break;
1587
1588 /* Don't place after .rel.plt as doing so results in wrong
1589 dynamic tags. */
1590 if (strcmp (".plt", lookup->name + 4 + lookrela) == 0)
ba493122 1591 break;
2a36a117
AM
1592
1593 if (rela == lookrela || last_rel == NULL)
24cdb50a 1594 last_rel = lookup;
2a36a117
AM
1595 if ((rela == lookrela || last_rel_alloc == NULL)
1596 && lookup->bfd_section != NULL
ba493122
AM
1597 && (lookup->bfd_section->flags & SEC_ALLOC) != 0)
1598 last_rel_alloc = lookup;
04925e1e 1599 }
2a36a117
AM
1600
1601 last = lookup;
1602 if (lookup->bfd_section != NULL
1603 && (lookup->bfd_section->flags & SEC_ALLOC) != 0)
1604 last_alloc = lookup;
252b5132 1605 }
ba493122
AM
1606
1607 if (last_rel_alloc)
1608 return last_rel_alloc;
1609
1610 if (last_rel)
1611 return last_rel;
1612
2a36a117
AM
1613 if (last_alloc)
1614 return last_alloc;
1615
ba493122 1616 return last;
252b5132
RH
1617}
1618
1619/* Place an orphan section. We use this to put random SHF_ALLOC
1620 sections in the right segment. */
1621
b34976b6 1622static bfd_boolean
7b986e99 1623gld${EMULATION_NAME}_place_orphan (asection *s)
252b5132 1624{
afd7a018
AM
1625 static struct orphan_save hold[] =
1626 {
1627 { ".text",
1628 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE,
1629 0, 0, 0, 0 },
1630 { ".rodata",
1631 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1632 0, 0, 0, 0 },
1633 { ".data",
1634 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA,
1635 0, 0, 0, 0 },
1636 { ".bss",
1637 SEC_ALLOC,
1638 0, 0, 0, 0 },
1639 { 0,
1640 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1641 0, 0, 0, 0 },
1642 { ".interp",
1643 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_DATA,
1644 0, 0, 0, 0 },
1645 { ".sdata",
1646 SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_DATA | SEC_SMALL_DATA,
1647 0, 0, 0, 0 }
1648 };
1649 enum orphan_save_index
1650 {
1651 orphan_text = 0,
1652 orphan_rodata,
1653 orphan_data,
1654 orphan_bss,
1655 orphan_rel,
1656 orphan_interp,
1657 orphan_sdata
1658 };
1659 static int orphan_init_done = 0;
6a345e87 1660 struct orphan_save *place;
a854a4a7 1661 const char *secname;
afd7a018 1662 lang_output_section_statement_type *after;
252b5132 1663 lang_output_section_statement_type *os;
24cdb50a 1664 int isdyn = 0;
ecca9871
L
1665 int iself = s->owner->xvec->flavour == bfd_target_elf_flavour;
1666 unsigned int sh_type = iself ? elf_section_type (s) : SHT_NULL;
252b5132 1667
aea4bd9d 1668 secname = bfd_get_section_name (s->owner, s);
9f61903d 1669
1049f94e 1670 if (! link_info.relocatable
24cdb50a 1671 && link_info.combreloc
ecca9871 1672 && (s->flags & SEC_ALLOC))
24cdb50a 1673 {
ecca9871
L
1674 if (iself)
1675 switch (sh_type)
1676 {
1677 case SHT_RELA:
1678 secname = ".rela.dyn";
1679 isdyn = 1;
1680 break;
1681 case SHT_REL:
1682 secname = ".rel.dyn";
1683 isdyn = 1;
1684 break;
1685 default:
1686 break;
1687 }
0112cd26 1688 else if (CONST_STRNEQ (secname, ".rel"))
ecca9871
L
1689 {
1690 secname = secname[4] == 'a' ? ".rela.dyn" : ".rel.dyn";
1691 isdyn = 1;
1692 }
24cdb50a 1693 }
aea4bd9d 1694
d0d6a25b 1695 if (isdyn || (!config.unique_orphan_sections && !unique_section_p (s)))
252b5132 1696 {
6d02a667 1697 /* Look through the script to see where to place this section. */
a854a4a7
AM
1698 os = lang_output_section_find (secname);
1699
1700 if (os != NULL
0f33d40b 1701 && (os->bfd_section == NULL
afd7a018 1702 || os->bfd_section->flags == 0
390fbbf1
AM
1703 || (_bfd_elf_match_sections_by_type (output_bfd,
1704 os->bfd_section,
1705 s->owner, s)
ecca9871
L
1706 && ((s->flags ^ os->bfd_section->flags)
1707 & (SEC_LOAD | SEC_ALLOC)) == 0)))
a854a4a7 1708 {
0f33d40b 1709 /* We already have an output section statement with this
afd7a018
AM
1710 name, and its bfd section, if any, has compatible flags.
1711 If the section already exists but does not have any flags
1712 set, then it has been created by the linker, probably as a
1713 result of a --section-start command line switch. */
7b986e99 1714 lang_add_section (&os->children, s, os);
b34976b6 1715 return TRUE;
a854a4a7 1716 }
252b5132
RH
1717 }
1718
afd7a018
AM
1719 if (!orphan_init_done)
1720 {
1721 struct orphan_save *ho;
1722 for (ho = hold; ho < hold + sizeof (hold) / sizeof (hold[0]); ++ho)
1723 if (ho->name != NULL)
1724 {
1725 ho->os = lang_output_section_find (ho->name);
1726 if (ho->os != NULL && ho->os->flags == 0)
1727 ho->os->flags = ho->flags;
1728 }
1729 orphan_init_done = 1;
1730 }
252b5132
RH
1731
1732 /* If this is a final link, then always put .gnu.warning.SYMBOL
1733 sections into the .text section to get them out of the way. */
36af4a4e 1734 if (link_info.executable
1049f94e 1735 && ! link_info.relocatable
0112cd26 1736 && CONST_STRNEQ (secname, ".gnu.warning.")
afd7a018 1737 && hold[orphan_text].os != NULL)
252b5132 1738 {
afd7a018 1739 lang_add_section (&hold[orphan_text].os->children, s,
7b986e99 1740 hold[orphan_text].os);
b34976b6 1741 return TRUE;
252b5132
RH
1742 }
1743
1744 /* Decide which segment the section should go in based on the
1745 section name and section flags. We put loadable .note sections
1746 right after the .interp section, so that the PT_NOTE segment is
1747 stored right after the program headers where the OS can read it
1748 in the first page. */
aea4bd9d 1749
71bfc0ae
AM
1750 place = NULL;
1751 if ((s->flags & SEC_ALLOC) == 0)
1752 ;
252b5132 1753 else if ((s->flags & SEC_LOAD) != 0
ecca9871 1754 && ((iself && sh_type == SHT_NOTE)
0112cd26 1755 || (!iself && CONST_STRNEQ (secname, ".note"))))
afd7a018
AM
1756 place = &hold[orphan_interp];
1757 else if ((s->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0)
1758 place = &hold[orphan_bss];
1759 else if ((s->flags & SEC_SMALL_DATA) != 0)
1760 place = &hold[orphan_sdata];
1761 else if ((s->flags & SEC_READONLY) == 0)
1762 place = &hold[orphan_data];
ecca9871 1763 else if (((iself && (sh_type == SHT_RELA || sh_type == SHT_REL))
0112cd26 1764 || (!iself && CONST_STRNEQ (secname, ".rel")))
afd7a018
AM
1765 && (s->flags & SEC_LOAD) != 0)
1766 place = &hold[orphan_rel];
1767 else if ((s->flags & SEC_CODE) == 0)
1768 place = &hold[orphan_rodata];
1769 else
1770 place = &hold[orphan_text];
71bfc0ae 1771
afd7a018 1772 after = NULL;
5ba47421 1773 if (place != NULL)
252b5132 1774 {
afd7a018 1775 if (place->os == NULL)
5ba47421 1776 {
afd7a018
AM
1777 if (place->name != NULL)
1778 place->os = lang_output_section_find (place->name);
1779 else
1780 place->os = output_rel_find (s, isdyn);
5ba47421 1781 }
afd7a018
AM
1782 after = place->os;
1783 if (after == NULL)
390fbbf1
AM
1784 after = lang_output_section_find_by_flags
1785 (s, &place->os, _bfd_elf_match_sections_by_type);
afd7a018
AM
1786 if (after == NULL)
1787 /* *ABS* is always the first output section statement. */
1788 after = &lang_output_section_statement.head->output_section_statement;
252b5132
RH
1789 }
1790
afd7a018
AM
1791 /* Choose a unique name for the section. This will be needed if the
1792 same section name appears in the input file with different
1793 loadable or allocatable characteristics. */
1794 if (bfd_get_section_by_name (output_bfd, secname) != NULL)
252b5132 1795 {
afd7a018
AM
1796 static int count = 1;
1797 secname = bfd_get_unique_section_name (output_bfd, secname, &count);
1798 if (secname == NULL)
1799 einfo ("%F%P: place_orphan failed: %E\n");
71bfc0ae 1800 }
5ba47421 1801
7b986e99 1802 lang_insert_orphan (s, secname, after, place, NULL, NULL);
252b5132 1803
b34976b6 1804 return TRUE;
252b5132 1805}
c56feb2b
AM
1806EOF
1807fi
1808
1809if test x"$LDEMUL_FINISH" != xgld"$EMULATION_NAME"_finish; then
1810cat >>e${EMULATION_NAME}.c <<EOF
252b5132 1811
deb04cdb
AM
1812static void
1813gld${EMULATION_NAME}_finish (void)
1814{
8ded5a0f 1815 bfd_boolean need_layout = bfd_elf_discard_info (output_bfd, &link_info);
81e1b023 1816
8ded5a0f 1817 gld${EMULATION_NAME}_map_segments (need_layout);
1e035701 1818 finish_default ();
73d074b4 1819}
41392f03
AM
1820EOF
1821fi
1822
1823if test x"$LDEMUL_GET_SCRIPT" != xgld"$EMULATION_NAME"_get_script; then
1824cat >>e${EMULATION_NAME}.c <<EOF
252b5132
RH
1825
1826static char *
0c7a8e5a 1827gld${EMULATION_NAME}_get_script (int *isfile)
252b5132
RH
1828EOF
1829
1830if test -n "$COMPILE_IN"
1831then
1832# Scripts compiled in.
1833
1834# sed commands to quote an ld script as a C string.
597e2591 1835sc="-f stringify.sed"
252b5132
RH
1836
1837cat >>e${EMULATION_NAME}.c <<EOF
60bcf0fa 1838{
252b5132
RH
1839 *isfile = 0;
1840
1049f94e 1841 if (link_info.relocatable && config.build_constructors)
597e2591 1842 return
252b5132 1843EOF
afd7a018
AM
1844sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
1845echo ' ; else if (link_info.relocatable) return' >> e${EMULATION_NAME}.c
1846sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
1847echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
1848sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
61585df2 1849if cmp -s ldscripts/${EMULATION_NAME}.x ldscripts/${EMULATION_NAME}.xn; then : ; else
afd7a018
AM
1850echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
1851sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
db6751f2 1852fi
36af4a4e
JJ
1853if test -n "$GENERATE_PIE_SCRIPT" ; then
1854if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b
JJ
1855echo ' ; else if (link_info.pie && link_info.combreloc' >> e${EMULATION_NAME}.c
1856echo ' && link_info.relro' >> e${EMULATION_NAME}.c
1857echo ' && (link_info.flags & DT_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018 1858sed $sc ldscripts/${EMULATION_NAME}.xdw >> e${EMULATION_NAME}.c
36af4a4e 1859echo ' ; else if (link_info.pie && link_info.combreloc) return' >> e${EMULATION_NAME}.c
afd7a018 1860sed $sc ldscripts/${EMULATION_NAME}.xdc >> e${EMULATION_NAME}.c
36af4a4e 1861fi
afd7a018
AM
1862echo ' ; else if (link_info.pie) return' >> e${EMULATION_NAME}.c
1863sed $sc ldscripts/${EMULATION_NAME}.xd >> e${EMULATION_NAME}.c
36af4a4e 1864fi
252b5132 1865if test -n "$GENERATE_SHLIB_SCRIPT" ; then
82434356 1866if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b
JJ
1867echo ' ; else if (link_info.shared && link_info.combreloc' >> e${EMULATION_NAME}.c
1868echo ' && link_info.relro' >> e${EMULATION_NAME}.c
1869echo ' && (link_info.flags & DT_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018 1870sed $sc ldscripts/${EMULATION_NAME}.xsw >> e${EMULATION_NAME}.c
db6751f2 1871echo ' ; else if (link_info.shared && link_info.combreloc) return' >> e${EMULATION_NAME}.c
afd7a018 1872sed $sc ldscripts/${EMULATION_NAME}.xsc >> e${EMULATION_NAME}.c
82434356 1873fi
afd7a018
AM
1874echo ' ; else if (link_info.shared) return' >> e${EMULATION_NAME}.c
1875sed $sc ldscripts/${EMULATION_NAME}.xs >> e${EMULATION_NAME}.c
252b5132 1876fi
82434356 1877if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
8c37241b
JJ
1878echo ' ; else if (link_info.combreloc && link_info.relro' >> e${EMULATION_NAME}.c
1879echo ' && (link_info.flags & DT_BIND_NOW)) return' >> e${EMULATION_NAME}.c
afd7a018
AM
1880sed $sc ldscripts/${EMULATION_NAME}.xw >> e${EMULATION_NAME}.c
1881echo ' ; else if (link_info.combreloc) return' >> e${EMULATION_NAME}.c
1882sed $sc ldscripts/${EMULATION_NAME}.xc >> e${EMULATION_NAME}.c
82434356 1883fi
afd7a018
AM
1884echo ' ; else return' >> e${EMULATION_NAME}.c
1885sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
1886echo '; }' >> e${EMULATION_NAME}.c
252b5132
RH
1887
1888else
1889# Scripts read from the filesystem.
1890
1891cat >>e${EMULATION_NAME}.c <<EOF
60bcf0fa 1892{
252b5132
RH
1893 *isfile = 1;
1894
1049f94e 1895 if (link_info.relocatable && config.build_constructors)
252b5132 1896 return "ldscripts/${EMULATION_NAME}.xu";
1049f94e 1897 else if (link_info.relocatable)
252b5132
RH
1898 return "ldscripts/${EMULATION_NAME}.xr";
1899 else if (!config.text_read_only)
1900 return "ldscripts/${EMULATION_NAME}.xbn";
a060b769
AM
1901EOF
1902if cmp -s ldscripts/${EMULATION_NAME}.x ldscripts/${EMULATION_NAME}.xn; then :
1903else
1904cat >>e${EMULATION_NAME}.c <<EOF
252b5132
RH
1905 else if (!config.magic_demand_paged)
1906 return "ldscripts/${EMULATION_NAME}.xn";
a060b769
AM
1907EOF
1908fi
36af4a4e
JJ
1909if test -n "$GENERATE_PIE_SCRIPT" ; then
1910if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
1911cat >>e${EMULATION_NAME}.c <<EOF
8c37241b
JJ
1912 else if (link_info.pie && link_info.combreloc
1913 && link_info.relro && (link_info.flags & DT_BIND_NOW))
1914 return "ldscripts/${EMULATION_NAME}.xdw";
36af4a4e
JJ
1915 else if (link_info.pie && link_info.combreloc)
1916 return "ldscripts/${EMULATION_NAME}.xdc";
1917EOF
1918fi
1919cat >>e${EMULATION_NAME}.c <<EOF
1920 else if (link_info.pie)
1921 return "ldscripts/${EMULATION_NAME}.xd";
1922EOF
1923fi
a060b769
AM
1924if test -n "$GENERATE_SHLIB_SCRIPT" ; then
1925if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
1926cat >>e${EMULATION_NAME}.c <<EOF
8c37241b
JJ
1927 else if (link_info.shared && link_info.combreloc
1928 && link_info.relro && (link_info.flags & DT_BIND_NOW))
1929 return "ldscripts/${EMULATION_NAME}.xsw";
a060b769
AM
1930 else if (link_info.shared && link_info.combreloc)
1931 return "ldscripts/${EMULATION_NAME}.xsc";
1932EOF
1933fi
1934cat >>e${EMULATION_NAME}.c <<EOF
252b5132
RH
1935 else if (link_info.shared)
1936 return "ldscripts/${EMULATION_NAME}.xs";
a060b769
AM
1937EOF
1938fi
1939if test -n "$GENERATE_COMBRELOC_SCRIPT" ; then
1940cat >>e${EMULATION_NAME}.c <<EOF
8c37241b
JJ
1941 else if (link_info.combreloc && link_info.relro
1942 && (link_info.flags & DT_BIND_NOW))
1943 return "ldscripts/${EMULATION_NAME}.xw";
a060b769
AM
1944 else if (link_info.combreloc)
1945 return "ldscripts/${EMULATION_NAME}.xc";
1946EOF
1947fi
1948cat >>e${EMULATION_NAME}.c <<EOF
252b5132
RH
1949 else
1950 return "ldscripts/${EMULATION_NAME}.x";
1951}
252b5132 1952
3b108066 1953EOF
41392f03
AM
1954fi
1955fi
3b108066 1956
41392f03 1957if test -n "$PARSE_AND_LIST_ARGS_CASES" -o x"$GENERATE_SHLIB_SCRIPT" = xyes; then
3b108066 1958
e0ee487b
L
1959if test -n "$PARSE_AND_LIST_PROLOGUE" ; then
1960cat >>e${EMULATION_NAME}.c <<EOF
1961 $PARSE_AND_LIST_PROLOGUE
1962EOF
1963fi
1964
e0ee487b
L
1965cat >>e${EMULATION_NAME}.c <<EOF
1966
6c1439be
L
1967#define OPTION_DISABLE_NEW_DTAGS (400)
1968#define OPTION_ENABLE_NEW_DTAGS (OPTION_DISABLE_NEW_DTAGS + 1)
a1ab1d2a 1969#define OPTION_GROUP (OPTION_ENABLE_NEW_DTAGS + 1)
65765700 1970#define OPTION_EH_FRAME_HDR (OPTION_GROUP + 1)
b58f81ae 1971#define OPTION_EXCLUDE_LIBS (OPTION_EH_FRAME_HDR + 1)
fdc90cb4 1972#define OPTION_HASH_STYLE (OPTION_EXCLUDE_LIBS + 1)
c0065db7 1973#define OPTION_BUILD_ID (OPTION_HASH_STYLE + 1)
e13629bc 1974
3bcf5557 1975static void
0c7a8e5a
AM
1976gld${EMULATION_NAME}_add_options
1977 (int ns, char **shortopts, int nl, struct option **longopts,
1978 int nrl ATTRIBUTE_UNUSED, struct option **really_longopts ATTRIBUTE_UNUSED)
e0ee487b 1979{
3bcf5557
AM
1980 static const char xtra_short[] = "${PARSE_AND_LIST_SHORTOPTS}z:";
1981 static const struct option xtra_long[] = {
c0065db7 1982 {"build-id", optional_argument, NULL, OPTION_BUILD_ID},
e0ee487b 1983EOF
e0ee487b
L
1984
1985if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
1986cat >>e${EMULATION_NAME}.c <<EOF
3bcf5557
AM
1987 {"disable-new-dtags", no_argument, NULL, OPTION_DISABLE_NEW_DTAGS},
1988 {"enable-new-dtags", no_argument, NULL, OPTION_ENABLE_NEW_DTAGS},
1989 {"eh-frame-hdr", no_argument, NULL, OPTION_EH_FRAME_HDR},
b58f81ae 1990 {"exclude-libs", required_argument, NULL, OPTION_EXCLUDE_LIBS},
fdc90cb4 1991 {"hash-style", required_argument, NULL, OPTION_HASH_STYLE},
3bcf5557 1992 {"Bgroup", no_argument, NULL, OPTION_GROUP},
e0ee487b
L
1993EOF
1994fi
1995
1996if test -n "$PARSE_AND_LIST_LONGOPTS" ; then
1997cat >>e${EMULATION_NAME}.c <<EOF
3bcf5557 1998 $PARSE_AND_LIST_LONGOPTS
e0ee487b
L
1999EOF
2000fi
2001
e0ee487b 2002cat >>e${EMULATION_NAME}.c <<EOF
3bcf5557
AM
2003 {NULL, no_argument, NULL, 0}
2004 };
2005
2006 *shortopts = (char *) xrealloc (*shortopts, ns + sizeof (xtra_short));
2007 memcpy (*shortopts + ns, &xtra_short, sizeof (xtra_short));
2008 *longopts = (struct option *)
2009 xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
2010 memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
2011}
04925e1e 2012
24382dca 2013#define DEFAULT_BUILD_ID_STYLE "sha1"
c0065db7 2014
3bcf5557 2015static bfd_boolean
0c7a8e5a 2016gld${EMULATION_NAME}_handle_option (int optc)
e0ee487b 2017{
e0ee487b
L
2018 switch (optc)
2019 {
2020 default:
3bcf5557 2021 return FALSE;
6c1439be 2022
c0065db7
RM
2023 case OPTION_BUILD_ID:
2024 if (link_info.emit_note_gnu_build_id != NULL)
2025 {
2026 free (link_info.emit_note_gnu_build_id);
2027 link_info.emit_note_gnu_build_id = NULL;
2028 }
2029 if (optarg == NULL)
2030 optarg = DEFAULT_BUILD_ID_STYLE;
2031 if (strcmp (optarg, "none"))
2032 link_info.emit_note_gnu_build_id = xstrdup (optarg);
2033 break;
2034
e0ee487b 2035EOF
e0ee487b
L
2036
2037if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
2038cat >>e${EMULATION_NAME}.c <<EOF
6c1439be 2039 case OPTION_DISABLE_NEW_DTAGS:
b34976b6 2040 link_info.new_dtags = FALSE;
6c1439be
L
2041 break;
2042
2043 case OPTION_ENABLE_NEW_DTAGS:
b34976b6 2044 link_info.new_dtags = TRUE;
6c1439be
L
2045 break;
2046
65765700 2047 case OPTION_EH_FRAME_HDR:
b34976b6 2048 link_info.eh_frame_hdr = TRUE;
65765700
JJ
2049 break;
2050
a1ab1d2a
UD
2051 case OPTION_GROUP:
2052 link_info.flags_1 |= (bfd_vma) DF_1_GROUP;
2053 /* Groups must be self-contained. */
560e09e9
NC
2054 link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
2055 link_info.unresolved_syms_in_shared_libs = RM_GENERATE_ERROR;
a1ab1d2a
UD
2056 break;
2057
b58f81ae
DJ
2058 case OPTION_EXCLUDE_LIBS:
2059 add_excluded_libs (optarg);
2060 break;
2061
fdc90cb4
JJ
2062 case OPTION_HASH_STYLE:
2063 link_info.emit_hash = FALSE;
2064 link_info.emit_gnu_hash = FALSE;
2065 if (strcmp (optarg, "sysv") == 0)
2066 link_info.emit_hash = TRUE;
2067 else if (strcmp (optarg, "gnu") == 0)
2068 link_info.emit_gnu_hash = TRUE;
2069 else if (strcmp (optarg, "both") == 0)
2070 {
2071 link_info.emit_hash = TRUE;
2072 link_info.emit_gnu_hash = TRUE;
2073 }
2074 else
2075 einfo (_("%P%F: invalid hash style \`%s'\n"), optarg);
2076 break;
2077
e0ee487b
L
2078 case 'z':
2079 if (strcmp (optarg, "initfirst") == 0)
2080 link_info.flags_1 |= (bfd_vma) DF_1_INITFIRST;
2081 else if (strcmp (optarg, "interpose") == 0)
2082 link_info.flags_1 |= (bfd_vma) DF_1_INTERPOSE;
2083 else if (strcmp (optarg, "loadfltr") == 0)
2084 link_info.flags_1 |= (bfd_vma) DF_1_LOADFLTR;
2085 else if (strcmp (optarg, "nodefaultlib") == 0)
2086 link_info.flags_1 |= (bfd_vma) DF_1_NODEFLIB;
2087 else if (strcmp (optarg, "nodelete") == 0)
2088 link_info.flags_1 |= (bfd_vma) DF_1_NODELETE;
2089 else if (strcmp (optarg, "nodlopen") == 0)
2090 link_info.flags_1 |= (bfd_vma) DF_1_NOOPEN;
2091 else if (strcmp (optarg, "nodump") == 0)
2092 link_info.flags_1 |= (bfd_vma) DF_1_NODUMP;
2093 else if (strcmp (optarg, "now") == 0)
2094 {
2095 link_info.flags |= (bfd_vma) DF_BIND_NOW;
2096 link_info.flags_1 |= (bfd_vma) DF_1_NOW;
2097 }
5fa222e4
AM
2098 else if (strcmp (optarg, "lazy") == 0)
2099 {
2100 link_info.flags &= ~(bfd_vma) DF_BIND_NOW;
2101 link_info.flags_1 &= ~(bfd_vma) DF_1_NOW;
2102 }
e0ee487b
L
2103 else if (strcmp (optarg, "origin") == 0)
2104 {
2105 link_info.flags |= (bfd_vma) DF_ORIGIN;
2106 link_info.flags_1 |= (bfd_vma) DF_1_ORIGIN;
2107 }
a1ab1d2a 2108 else if (strcmp (optarg, "defs") == 0)
560e09e9 2109 link_info.unresolved_syms_in_objects = RM_GENERATE_ERROR;
aa713662 2110 else if (strcmp (optarg, "muldefs") == 0)
b34976b6 2111 link_info.allow_multiple_definition = TRUE;
db6751f2 2112 else if (strcmp (optarg, "combreloc") == 0)
b34976b6 2113 link_info.combreloc = TRUE;
db6751f2 2114 else if (strcmp (optarg, "nocombreloc") == 0)
b34976b6 2115 link_info.combreloc = FALSE;
8bd621d8 2116 else if (strcmp (optarg, "nocopyreloc") == 0)
0c7a8e5a 2117 link_info.nocopyreloc = TRUE;
9ee5e499
JJ
2118 else if (strcmp (optarg, "execstack") == 0)
2119 {
2120 link_info.execstack = TRUE;
2121 link_info.noexecstack = FALSE;
2122 }
2123 else if (strcmp (optarg, "noexecstack") == 0)
2124 {
2125 link_info.noexecstack = TRUE;
2126 link_info.execstack = FALSE;
2127 }
88b882e9
L
2128EOF
2129
2130 if test -n "$COMMONPAGESIZE"; then
2131cat >>e${EMULATION_NAME}.c <<EOF
8c37241b
JJ
2132 else if (strcmp (optarg, "relro") == 0)
2133 link_info.relro = TRUE;
2134 else if (strcmp (optarg, "norelro") == 0)
2135 link_info.relro = FALSE;
88b882e9
L
2136EOF
2137 fi
2138
2139cat >>e${EMULATION_NAME}.c <<EOF
0112cd26 2140 else if (CONST_STRNEQ (optarg, "max-page-size="))
24718e3b
L
2141 {
2142 char *end;
0112cd26 2143
24718e3b 2144 config.maxpagesize = strtoul (optarg + 14, &end, 0);
b8142865 2145 if (*end || (config.maxpagesize & (config.maxpagesize - 1)) != 0)
24718e3b
L
2146 einfo (_("%P%F: invalid maxium page size \`%s'\n"),
2147 optarg + 14);
b8142865
L
2148 ASSERT (default_target != NULL);
2149 bfd_emul_set_maxpagesize (default_target, config.maxpagesize);
24718e3b 2150 }
0112cd26 2151 else if (CONST_STRNEQ (optarg, "common-page-size="))
24718e3b
L
2152 {
2153 char *end;
2154 config.commonpagesize = strtoul (optarg + 17, &end, 0);
b8142865
L
2155 if (*end
2156 || (config.commonpagesize & (config.commonpagesize - 1)) != 0)
24718e3b
L
2157 einfo (_("%P%F: invalid common page size \`%s'\n"),
2158 optarg + 17);
b8142865
L
2159 ASSERT (default_target != NULL);
2160 bfd_emul_set_commonpagesize (default_target,
2161 config.commonpagesize);
24718e3b 2162 }
e0ee487b 2163 /* What about the other Solaris -z options? FIXME. */
6c1439be 2164 break;
e0ee487b
L
2165EOF
2166fi
2167
2168if test -n "$PARSE_AND_LIST_ARGS_CASES" ; then
2169cat >>e${EMULATION_NAME}.c <<EOF
2170 $PARSE_AND_LIST_ARGS_CASES
2171EOF
2172fi
2173
e0ee487b
L
2174cat >>e${EMULATION_NAME}.c <<EOF
2175 }
2176
3bcf5557 2177 return TRUE;
e0ee487b
L
2178}
2179
41392f03 2180EOF
41392f03 2181
4b209b22 2182if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
41392f03
AM
2183cat >>e${EMULATION_NAME}.c <<EOF
2184
e0ee487b 2185static void
0c7a8e5a 2186gld${EMULATION_NAME}_list_options (FILE * file)
e0ee487b 2187{
c0065db7 2188 fprintf (file, _(" --build-id[=STYLE]\tGenerate build ID note\n"));
e0ee487b 2189EOF
e0ee487b
L
2190
2191if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
2192cat >>e${EMULATION_NAME}.c <<EOF
a1ab1d2a 2193 fprintf (file, _(" -Bgroup\t\tSelects group name lookup rules for DSO\n"));
6c1439be
L
2194 fprintf (file, _(" --disable-new-dtags\tDisable new dynamic tags\n"));
2195 fprintf (file, _(" --enable-new-dtags\tEnable new dynamic tags\n"));
65765700 2196 fprintf (file, _(" --eh-frame-hdr\tCreate .eh_frame_hdr section\n"));
fdc90cb4 2197 fprintf (file, _(" --hash-style=STYLE\tSet hash style to sysv, gnu or both\n"));
ec38dd05 2198 fprintf (file, _(" -z combreloc\t\tMerge dynamic relocs into one section and sort\n"));
560e09e9 2199 fprintf (file, _(" -z defs\t\tReport unresolved symbols in object files.\n"));
9ee5e499 2200 fprintf (file, _(" -z execstack\t\tMark executable as requiring executable stack\n"));
f813923c
HPN
2201 fprintf (file, _(" -z initfirst\t\tMark DSO to be initialized first at runtime\n"));
2202 fprintf (file, _(" -z interpose\t\tMark object to interpose all DSOs but executable\n"));
5fa222e4 2203 fprintf (file, _(" -z lazy\t\tMark object lazy runtime binding (default)\n"));
e0ee487b 2204 fprintf (file, _(" -z loadfltr\t\tMark object requiring immediate process\n"));
aa713662 2205 fprintf (file, _(" -z muldefs\t\tAllow multiple definitions\n"));
146e7110
AM
2206 fprintf (file, _(" -z nocombreloc\tDon't merge dynamic relocs into one section\n"));
2207 fprintf (file, _(" -z nocopyreloc\tDon't create copy relocs\n"));
e0ee487b
L
2208 fprintf (file, _(" -z nodefaultlib\tMark object not to use default search paths\n"));
2209 fprintf (file, _(" -z nodelete\t\tMark DSO non-deletable at runtime\n"));
f813923c
HPN
2210 fprintf (file, _(" -z nodlopen\t\tMark DSO not available to dlopen\n"));
2211 fprintf (file, _(" -z nodump\t\tMark DSO not available to dldump\n"));
10b4329d 2212 fprintf (file, _(" -z noexecstack\tMark executable as not requiring executable stack\n"));
88b882e9
L
2213EOF
2214
2215 if test -n "$COMMONPAGESIZE"; then
2216cat >>e${EMULATION_NAME}.c <<EOF
8c37241b 2217 fprintf (file, _(" -z norelro\t\tDon't create RELRO program header\n"));
88b882e9
L
2218EOF
2219 fi
2220
2221cat >>e${EMULATION_NAME}.c <<EOF
e0ee487b 2222 fprintf (file, _(" -z now\t\tMark object non-lazy runtime binding\n"));
73e87d70 2223 fprintf (file, _(" -z origin\t\tMark object requiring immediate \$ORIGIN processing\n\t\t\t at runtime\n"));
88b882e9
L
2224EOF
2225
2226 if test -n "$COMMONPAGESIZE"; then
2227cat >>e${EMULATION_NAME}.c <<EOF
8c37241b 2228 fprintf (file, _(" -z relro\t\tCreate RELRO program header\n"));
88b882e9
L
2229EOF
2230 fi
2231
2232cat >>e${EMULATION_NAME}.c <<EOF
24718e3b
L
2233 fprintf (file, _(" -z max-page-size=SIZE\tSet maximum page size to SIZE\n"));
2234 fprintf (file, _(" -z common-page-size=SIZE\n\t\t\tSet common page size to SIZE\n"));
19e3be22 2235 fprintf (file, _(" -z KEYWORD\t\tIgnored for Solaris compatibility\n"));
e0ee487b
L
2236EOF
2237fi
2238
2239if test -n "$PARSE_AND_LIST_OPTIONS" ; then
2240cat >>e${EMULATION_NAME}.c <<EOF
2241 $PARSE_AND_LIST_OPTIONS
2242EOF
2243fi
2244
e0ee487b
L
2245cat >>e${EMULATION_NAME}.c <<EOF
2246}
2247EOF
e0ee487b
L
2248
2249if test -n "$PARSE_AND_LIST_EPILOGUE" ; then
2250cat >>e${EMULATION_NAME}.c <<EOF
2251 $PARSE_AND_LIST_EPILOGUE
2252EOF
2253fi
41392f03
AM
2254fi
2255else
41392f03 2256cat >>e${EMULATION_NAME}.c <<EOF
3bcf5557
AM
2257#define gld${EMULATION_NAME}_add_options NULL
2258#define gld${EMULATION_NAME}_handle_option NULL
41392f03 2259EOF
4b209b22 2260if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
41392f03 2261cat >>e${EMULATION_NAME}.c <<EOF
4b209b22 2262#define gld${EMULATION_NAME}_list_options NULL
41392f03
AM
2263EOF
2264fi
2265fi
e0ee487b 2266
252b5132
RH
2267cat >>e${EMULATION_NAME}.c <<EOF
2268
60bcf0fa 2269struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
252b5132 2270{
41392f03
AM
2271 ${LDEMUL_BEFORE_PARSE-gld${EMULATION_NAME}_before_parse},
2272 ${LDEMUL_SYSLIB-syslib_default},
2273 ${LDEMUL_HLL-hll_default},
2274 ${LDEMUL_AFTER_PARSE-after_parse_default},
2275 ${LDEMUL_AFTER_OPEN-gld${EMULATION_NAME}_after_open},
2276 ${LDEMUL_AFTER_ALLOCATION-after_allocation_default},
2277 ${LDEMUL_SET_OUTPUT_ARCH-set_output_arch_default},
2278 ${LDEMUL_CHOOSE_TARGET-ldemul_default_target},
2279 ${LDEMUL_BEFORE_ALLOCATION-gld${EMULATION_NAME}_before_allocation},
2280 ${LDEMUL_GET_SCRIPT-gld${EMULATION_NAME}_get_script},
252b5132
RH
2281 "${EMULATION_NAME}",
2282 "${OUTPUT_FORMAT}",
c56feb2b 2283 ${LDEMUL_FINISH-gld${EMULATION_NAME}_finish},
41392f03
AM
2284 ${LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS-NULL},
2285 ${LDEMUL_OPEN_DYNAMIC_ARCHIVE-gld${EMULATION_NAME}_open_dynamic_archive},
2286 ${LDEMUL_PLACE_ORPHAN-gld${EMULATION_NAME}_place_orphan},
2287 ${LDEMUL_SET_SYMBOLS-NULL},
3bcf5557
AM
2288 ${LDEMUL_PARSE_ARGS-NULL},
2289 gld${EMULATION_NAME}_add_options,
2290 gld${EMULATION_NAME}_handle_option,
41392f03 2291 ${LDEMUL_UNRECOGNIZED_FILE-NULL},
4b209b22 2292 ${LDEMUL_LIST_OPTIONS-gld${EMULATION_NAME}_list_options},
4a43e768 2293 ${LDEMUL_RECOGNIZED_FILE-gld${EMULATION_NAME}_load_symbols},
41392f03 2294 ${LDEMUL_FIND_POTENTIAL_LIBRARIES-NULL},
fac1652d 2295 ${LDEMUL_NEW_VERS_PATTERN-NULL}
252b5132
RH
2296};
2297EOF
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