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
5 test -z "${ELFSIZE}" && ELFSIZE=32
6 if [ -z "$MACHINE" ]; then
9 OUTPUT_ARCH=${ARCH}:${MACHINE}
11 cat >e${EMULATION_NAME}.c <<EOF
12 /* This file is is generated by a shell script. DO NOT EDIT! */
14 /* ${ELFSIZE} bit ELF emulation code for ${EMULATION_NAME}
15 Copyright 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
16 2002 Free Software Foundation, Inc.
17 Written by Steve Chamberlain <sac@cygnus.com>
18 ELF support by Ian Lance Taylor <ian@cygnus.com>
20 This file is part of GLD, the Gnu Linker.
22 This program is free software; you can redistribute it and/or modify
23 it under the terms of the GNU General Public License as published by
24 the Free Software Foundation; either version 2 of the License, or
25 (at your option) any later version.
27 This program is distributed in the hope that it will be useful,
28 but WITHOUT ANY WARRANTY; without even the implied warranty of
29 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30 GNU General Public License for more details.
32 You should have received a copy of the GNU General Public License
33 along with this program; if not, write to the Free Software
34 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
36 #define TARGET_IS_${EMULATION_NAME}
40 #include "libiberty.h"
41 #include "safe-ctype.h"
53 #include "elf/common.h"
55 static void gld${EMULATION_NAME}_before_parse
57 static void gld${EMULATION_NAME}_vercheck
58 PARAMS ((lang_input_statement_type *));
59 static void gld${EMULATION_NAME}_stat_needed
60 PARAMS ((lang_input_statement_type *));
61 static boolean gld${EMULATION_NAME}_try_needed
62 PARAMS ((const char *, int));
63 static boolean gld${EMULATION_NAME}_search_needed
64 PARAMS ((const char *, const char *, int));
65 static void gld${EMULATION_NAME}_check_needed
66 PARAMS ((lang_input_statement_type *));
67 static void gld${EMULATION_NAME}_after_open
69 static void gld${EMULATION_NAME}_find_exp_assignment
70 PARAMS ((etree_type *));
71 static void gld${EMULATION_NAME}_find_statement_assignment
72 PARAMS ((lang_statement_union_type *));
73 static void gld${EMULATION_NAME}_before_allocation
75 static boolean gld${EMULATION_NAME}_open_dynamic_archive
76 PARAMS ((const char *, search_dirs_type *, lang_input_statement_type *));
77 static lang_output_section_statement_type *output_rel_find
79 static asection *output_prev_sec_find
80 PARAMS ((lang_output_section_statement_type *));
81 static boolean gld${EMULATION_NAME}_place_orphan
82 PARAMS ((lang_input_statement_type *, asection *));
83 static void gld${EMULATION_NAME}_finish
85 static char *gld${EMULATION_NAME}_get_script
86 PARAMS ((int *isfile));
90 # Import any needed special functions and/or overrides.
92 if test -n "$EXTRA_EM_FILE" ; then
93 . ${srcdir}/emultempl/${EXTRA_EM_FILE}.em
96 # Functions in this file can be overridden by setting the LDEMUL_* shell
97 # variables. If the name of the overriding function is the same as is
98 # defined in this file, then don't output this file's version.
99 # If a different overriding name is given then output the standard function
100 # as presumably it is called from the overriding function.
102 if test x"$LDEMUL_BEFORE_PARSE" != xgld"$EMULATION_NAME"_before_parse; then
103 cat >>e${EMULATION_NAME}.c <<EOF
106 gld${EMULATION_NAME}_before_parse ()
108 const bfd_arch_info_type *arch = bfd_scan_arch ("${OUTPUT_ARCH}");
111 ldfile_output_architecture = arch->arch;
112 ldfile_output_machine = arch->mach;
113 ldfile_output_machine_name = arch->printable_name;
116 ldfile_output_architecture = bfd_arch_`echo ${ARCH} | sed -e 's/:.*//'`;
117 config.dynamic_link = ${DYNAMIC_LINK-true};
118 config.has_shared = `if test -n "$GENERATE_SHLIB_SCRIPT" ; then echo true ; else echo false ; fi`;
124 cat >>e${EMULATION_NAME}.c <<EOF
126 /* These variables are required to pass information back and forth
127 between after_open and check_needed and stat_needed and vercheck. */
129 static struct bfd_link_needed_list *global_needed;
130 static struct stat global_stat;
131 static boolean global_found;
132 static struct bfd_link_needed_list *global_vercheck_needed;
133 static boolean global_vercheck_failed;
136 /* On Linux, it's possible to have different versions of the same
137 shared library linked against different versions of libc. The
138 dynamic linker somehow tags which libc version to use in
139 /etc/ld.so.cache, and, based on the libc that it sees in the
140 executable, chooses which version of the shared library to use.
142 We try to do a similar check here by checking whether this shared
143 library needs any other shared libraries which may conflict with
144 libraries we have already included in the link. If it does, we
145 skip it, and try to find another shared library farther on down the
148 This is called via lang_for_each_input_file.
149 GLOBAL_VERCHECK_NEEDED is the list of objects needed by the object
150 which we are checking. This sets GLOBAL_VERCHECK_FAILED if we find
151 a conflicting version. */
154 gld${EMULATION_NAME}_vercheck (s)
155 lang_input_statement_type *s;
158 struct bfd_link_needed_list *l;
160 if (global_vercheck_failed)
162 if (s->the_bfd == NULL
163 || (bfd_get_file_flags (s->the_bfd) & DYNAMIC) == 0)
166 soname = bfd_elf_get_dt_soname (s->the_bfd);
168 soname = lbasename (bfd_get_filename (s->the_bfd));
170 for (l = global_vercheck_needed; l != NULL; l = l->next)
174 if (strcmp (soname, l->name) == 0)
176 /* Probably can't happen, but it's an easy check. */
180 if (strchr (l->name, '/') != NULL)
183 suffix = strstr (l->name, ".so.");
187 suffix += sizeof ".so." - 1;
189 if (strncmp (soname, l->name, suffix - l->name) == 0)
191 /* Here we know that S is a dynamic object FOO.SO.VER1, and
192 the object we are considering needs a dynamic object
193 FOO.SO.VER2, and VER1 and VER2 are different. This
194 appears to be a version mismatch, so we tell the caller
195 to try a different version of this library. */
196 global_vercheck_failed = true;
203 /* See if an input file matches a DT_NEEDED entry by running stat on
207 gld${EMULATION_NAME}_stat_needed (s)
208 lang_input_statement_type *s;
216 if (s->the_bfd == NULL)
219 if (bfd_stat (s->the_bfd, &st) != 0)
221 einfo ("%P:%B: bfd_stat failed: %E\n", s->the_bfd);
225 if (st.st_dev == global_stat.st_dev
226 && st.st_ino == global_stat.st_ino)
232 /* We issue a warning if it looks like we are including two
233 different versions of the same shared library. For example,
234 there may be a problem if -lc picks up libc.so.6 but some other
235 shared library has a DT_NEEDED entry of libc.so.5. This is a
236 heuristic test, and it will only work if the name looks like
237 NAME.so.VERSION. FIXME: Depending on file names is error-prone.
238 If we really want to issue warnings about mixing version numbers
239 of shared libraries, we need to find a better way. */
241 if (strchr (global_needed->name, '/') != NULL)
243 suffix = strstr (global_needed->name, ".so.");
246 suffix += sizeof ".so." - 1;
248 soname = bfd_elf_get_dt_soname (s->the_bfd);
250 soname = lbasename (s->filename);
252 if (strncmp (soname, global_needed->name, suffix - global_needed->name) == 0)
253 einfo ("%P: warning: %s, needed by %B, may conflict with %s\n",
254 global_needed->name, global_needed->by, soname);
258 /* This function is called for each possible name for a dynamic object
259 named by a DT_NEEDED entry. The FORCE parameter indicates whether
260 to skip the check for a conflicting version. */
263 gld${EMULATION_NAME}_try_needed (name, force)
270 abfd = bfd_openr (name, bfd_get_target (output_bfd));
273 if (! bfd_check_format (abfd, bfd_object))
278 if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
284 /* For DT_NEEDED, they have to match. */
285 if (abfd->xvec != output_bfd->xvec)
291 /* Check whether this object would include any conflicting library
292 versions. If FORCE is set, then we skip this check; we use this
293 the second time around, if we couldn't find any compatible
294 instance of the shared library. */
298 struct bfd_link_needed_list *needed;
300 if (! bfd_elf_get_bfd_needed_list (abfd, &needed))
301 einfo ("%F%P:%B: bfd_elf_get_bfd_needed_list failed: %E\n", abfd);
305 global_vercheck_needed = needed;
306 global_vercheck_failed = false;
307 lang_for_each_input_file (gld${EMULATION_NAME}_vercheck);
308 if (global_vercheck_failed)
311 /* Return false to force the caller to move on to try
312 another file on the search path. */
316 /* But wait! It gets much worse. On Linux, if a shared
317 library does not use libc at all, we are supposed to skip
318 it the first time around in case we encounter a shared
319 library later on with the same name which does use the
320 version of libc that we want. This is much too horrible
321 to use on any system other than Linux. */
326 cat >>e${EMULATION_NAME}.c <<EOF
328 struct bfd_link_needed_list *l;
330 for (l = needed; l != NULL; l = l->next)
331 if (strncmp (l->name, "libc.so", 7) == 0)
343 cat >>e${EMULATION_NAME}.c <<EOF
347 /* We've found a dynamic object matching the DT_NEEDED entry. */
349 /* We have already checked that there is no other input file of the
350 same name. We must now check again that we are not including the
351 same file twice. We need to do this because on many systems
352 libc.so is a symlink to, e.g., libc.so.1. The SONAME entry will
353 reference libc.so.1. If we have already included libc.so, we
354 don't want to include libc.so.1 if they are the same file, and we
355 can only check that using stat. */
357 if (bfd_stat (abfd, &global_stat) != 0)
358 einfo ("%F%P:%B: bfd_stat failed: %E\n", abfd);
360 /* First strip off everything before the last '/'. */
361 soname = lbasename (abfd->filename);
363 if (trace_file_tries)
364 info_msg (_("found %s at %s\n"), soname, name);
366 global_found = false;
367 lang_for_each_input_file (gld${EMULATION_NAME}_stat_needed);
370 /* Return true to indicate that we found the file, even though
371 we aren't going to do anything with it. */
375 /* Tell the ELF backend that we don't want the output file to have a
376 DT_NEEDED entry for this file. */
377 bfd_elf_set_dt_needed_name (abfd, "");
379 /* Tell the ELF backend that the output file needs a DT_NEEDED
380 entry for this file if it is used to resolve the reference in
382 bfd_elf_set_dt_needed_soname (abfd, soname);
384 /* Add this file into the symbol table. */
385 if (! bfd_link_add_symbols (abfd, &link_info))
386 einfo ("%F%B: could not read symbols: %E\n", abfd);
392 /* Search for a needed file in a path. */
395 gld${EMULATION_NAME}_search_needed (path, name, force)
404 return gld${EMULATION_NAME}_try_needed (name, force);
406 if (path == NULL || *path == '\0')
411 char *filename, *sset;
413 s = strchr (path, ':');
415 s = path + strlen (path);
417 filename = (char *) xmalloc (s - path + len + 2);
422 memcpy (filename, path, s - path);
423 filename[s - path] = '/';
424 sset = filename + (s - path) + 1;
428 if (gld${EMULATION_NAME}_try_needed (filename, force))
442 if [ "x${host}" = "x${target}" ] ; then
443 case " ${EMULATION_LIBPATH} " in
444 *" ${EMULATION_NAME} "*)
447 cat >>e${EMULATION_NAME}.c <<EOF
449 /* For a native linker, check the file /etc/ld.so.conf for directories
450 in which we may find shared libraries. /etc/ld.so.conf is really
451 only meaningful on Linux. */
453 static boolean gld${EMULATION_NAME}_check_ld_so_conf
454 PARAMS ((const char *, int));
457 gld${EMULATION_NAME}_check_ld_so_conf (name, force)
461 static boolean initialized;
462 static char *ld_so_conf;
468 f = fopen ("/etc/ld.so.conf", FOPEN_RT);
477 b = (char *) xmalloc (alloc);
479 while ((c = getc (f)) != EOF)
481 if (len + 1 >= alloc)
484 b = (char *) xrealloc (b, alloc);
497 if (len > 0 && b[len - 1] != ':')
505 if (len > 0 && b[len - 1] == ':')
524 if (ld_so_conf == NULL)
527 return gld${EMULATION_NAME}_search_needed (ld_so_conf, name, force);
536 cat >>e${EMULATION_NAME}.c <<EOF
538 /* See if an input file matches a DT_NEEDED entry by name. */
541 gld${EMULATION_NAME}_check_needed (s)
542 lang_input_statement_type *s;
547 if (s->filename != NULL)
551 if (strcmp (s->filename, global_needed->name) == 0)
557 if (s->search_dirs_flag)
559 f = strrchr (s->filename, '/');
561 && strcmp (f + 1, global_needed->name) == 0)
569 if (s->the_bfd != NULL)
573 soname = bfd_elf_get_dt_soname (s->the_bfd);
575 && strcmp (soname, global_needed->name) == 0)
585 if test x"$LDEMUL_AFTER_OPEN" != xgld"$EMULATION_NAME"_after_open; then
586 cat >>e${EMULATION_NAME}.c <<EOF
588 /* This is called after all the input files have been opened. */
591 gld${EMULATION_NAME}_after_open ()
593 struct bfd_link_needed_list *needed, *l;
595 /* We only need to worry about this when doing a final link. */
596 if (link_info.relocateable || link_info.shared)
599 /* Get the list of files which appear in DT_NEEDED entries in
600 dynamic objects included in the link (often there will be none).
601 For each such file, we want to track down the corresponding
602 library, and include the symbol table in the link. This is what
603 the runtime dynamic linker will do. Tracking the files down here
604 permits one dynamic object to include another without requiring
605 special action by the person doing the link. Note that the
606 needed list can actually grow while we are stepping through this
608 needed = bfd_elf_get_needed_list (output_bfd, &link_info);
609 for (l = needed; l != NULL; l = l->next)
611 struct bfd_link_needed_list *ll;
614 /* If we've already seen this file, skip it. */
615 for (ll = needed; ll != l; ll = ll->next)
616 if (strcmp (ll->name, l->name) == 0)
621 /* See if this file was included in the link explicitly. */
623 global_found = false;
624 lang_for_each_input_file (gld${EMULATION_NAME}_check_needed);
628 if (trace_file_tries)
629 info_msg (_("%s needed by %B\n"), l->name, l->by);
631 /* We need to find this file and include the symbol table. We
632 want to search for the file in the same way that the dynamic
633 linker will search. That means that we want to use
634 rpath_link, rpath, then the environment variable
635 LD_LIBRARY_PATH (native only), then the DT_RPATH/DT_RUNPATH
636 entries (native only), then the linker script LIB_SEARCH_DIRS.
637 We do not search using the -L arguments.
639 We search twice. The first time, we skip objects which may
640 introduce version mismatches. The second time, we force
641 their use. See gld${EMULATION_NAME}_vercheck comment. */
642 for (force = 0; force < 2; force++)
645 search_dirs_type *search;
647 if [ "x${host}" = "x${target}" ] ; then
648 case " ${EMULATION_LIBPATH} " in
649 *" ${EMULATION_NAME} "*)
650 cat >>e${EMULATION_NAME}.c <<EOF
651 const char *lib_path;
652 struct bfd_link_needed_list *rp;
658 cat >>e${EMULATION_NAME}.c <<EOF
660 if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link,
664 if [ "x${host}" = "x${target}" ] ; then
665 case " ${EMULATION_LIBPATH} " in
666 *" ${EMULATION_NAME} "*)
667 cat >>e${EMULATION_NAME}.c <<EOF
668 if (gld${EMULATION_NAME}_search_needed (command_line.rpath,
671 if (command_line.rpath_link == NULL
672 && command_line.rpath == NULL)
674 lib_path = (const char *) getenv ("LD_RUN_PATH");
675 if (gld${EMULATION_NAME}_search_needed (lib_path, l->name,
679 lib_path = (const char *) getenv ("LD_LIBRARY_PATH");
680 if (gld${EMULATION_NAME}_search_needed (lib_path, l->name, force))
684 rp = bfd_elf_get_runpath_list (output_bfd, &link_info);
685 for (; !found && rp != NULL; rp = rp->next)
687 found = (rp->by == l->by
688 && gld${EMULATION_NAME}_search_needed (rp->name,
699 cat >>e${EMULATION_NAME}.c <<EOF
700 len = strlen (l->name);
701 for (search = search_head; search != NULL; search = search->next)
707 filename = (char *) xmalloc (strlen (search->name) + len + 2);
708 sprintf (filename, "%s/%s", search->name, l->name);
709 if (gld${EMULATION_NAME}_try_needed (filename, force))
716 if [ "x${host}" = "x${target}" ] ; then
717 case " ${EMULATION_LIBPATH} " in
718 *" ${EMULATION_NAME} "*)
721 cat >>e${EMULATION_NAME}.c <<EOF
722 if (gld${EMULATION_NAME}_check_ld_so_conf (l->name, force))
731 cat >>e${EMULATION_NAME}.c <<EOF
737 einfo ("%P: warning: %s, needed by %B, not found (try using -rpath or -rpath-link)\n",
745 cat >>e${EMULATION_NAME}.c <<EOF
747 /* Look through an expression for an assignment statement. */
750 gld${EMULATION_NAME}_find_exp_assignment (exp)
753 struct bfd_link_hash_entry *h;
755 switch (exp->type.node_class)
758 h = bfd_link_hash_lookup (link_info.hash, exp->assign.dst,
759 false, false, false);
763 /* We call record_link_assignment even if the symbol is defined.
764 This is because if it is defined by a dynamic object, we
765 actually want to use the value defined by the linker script,
766 not the value from the dynamic object (because we are setting
767 symbols like etext). If the symbol is defined by a regular
768 object, then, as it happens, calling record_link_assignment
773 if (strcmp (exp->assign.dst, ".") != 0)
775 if (! (bfd_elf${ELFSIZE}_record_link_assignment
776 (output_bfd, &link_info, exp->assign.dst,
777 exp->type.node_class == etree_provide ? true : false)))
778 einfo ("%P%F: failed to record assignment to %s: %E\n",
781 gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src);
785 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs);
786 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs);
790 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond);
791 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs);
792 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs);
796 gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child);
805 /* This is called by the before_allocation routine via
806 lang_for_each_statement. It locates any assignment statements, and
807 tells the ELF backend about them, in case they are assignments to
808 symbols which are referred to by dynamic objects. */
811 gld${EMULATION_NAME}_find_statement_assignment (s)
812 lang_statement_union_type *s;
814 if (s->header.type == lang_assignment_statement_enum)
815 gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp);
820 if test x"$LDEMUL_BEFORE_ALLOCATION" != xgld"$EMULATION_NAME"_before_allocation; then
821 if test x"${ELF_INTERPRETER_NAME+set}" = xset; then
822 ELF_INTERPRETER_SET_DEFAULT="
825 sinterp->contents = ${ELF_INTERPRETER_NAME};
826 sinterp->_raw_size = strlen (sinterp->contents) + 1;
831 ELF_INTERPRETER_SET_DEFAULT=
833 cat >>e${EMULATION_NAME}.c <<EOF
835 /* This is called after the sections have been attached to output
836 sections, but before any sizes or addresses have been set. */
839 gld${EMULATION_NAME}_before_allocation ()
844 /* If we are going to make any variable assignments, we need to let
845 the ELF backend know about them in case the variables are
846 referred to by dynamic objects. */
847 lang_for_each_statement (gld${EMULATION_NAME}_find_statement_assignment);
849 /* Let the ELF backend work out the sizes of any sections required
850 by dynamic linking. */
851 rpath = command_line.rpath;
853 rpath = (const char *) getenv ("LD_RUN_PATH");
854 if (! (bfd_elf${ELFSIZE}_size_dynamic_sections
855 (output_bfd, command_line.soname, rpath,
856 command_line.filter_shlib,
857 (const char * const *) command_line.auxiliary_filters,
858 &link_info, &sinterp, lang_elf_version_info)))
859 einfo ("%P%F: failed to set dynamic section sizes: %E\n");
860 ${ELF_INTERPRETER_SET_DEFAULT}
861 /* Let the user override the dynamic linker we are using. */
862 if (command_line.interpreter != NULL
865 sinterp->contents = (bfd_byte *) command_line.interpreter;
866 sinterp->_raw_size = strlen (command_line.interpreter) + 1;
869 /* Look for any sections named .gnu.warning. As a GNU extensions,
870 we treat such sections as containing warning messages. We print
871 out the warning message, and then zero out the section size so
872 that it does not get copied into the output file. */
875 LANG_FOR_EACH_INPUT_STATEMENT (is)
882 if (is->just_syms_flag)
885 s = bfd_get_section_by_name (is->the_bfd, ".gnu.warning");
889 sz = bfd_section_size (is->the_bfd, s);
890 msg = xmalloc ((size_t) sz + 1);
891 if (! bfd_get_section_contents (is->the_bfd, s, msg, (file_ptr) 0, sz))
892 einfo ("%F%B: Can't read contents of section .gnu.warning: %E\n",
895 ret = link_info.callbacks->warning (&link_info, msg,
897 is->the_bfd, (asection *) NULL,
902 /* Clobber the section size, so that we don't waste copying the
903 warning into the output file. */
912 if test x"$LDEMUL_OPEN_DYNAMIC_ARCHIVE" != xgld"$EMULATION_NAME"_open_dynamic_archive; then
913 cat >>e${EMULATION_NAME}.c <<EOF
915 /* Try to open a dynamic archive. This is where we know that ELF
916 dynamic libraries have an extension of .so (or .sl on oddball systems
920 gld${EMULATION_NAME}_open_dynamic_archive (arch, search, entry)
922 search_dirs_type *search;
923 lang_input_statement_type *entry;
925 const char *filename;
928 if (! entry->is_archive)
931 filename = entry->filename;
933 /* This allocates a few bytes too many when EXTRA_SHLIB_EXTENSION
934 is defined, but it does not seem worth the headache to optimize
935 away those two bytes of space. */
936 string = (char *) xmalloc (strlen (search->name)
939 #ifdef EXTRA_SHLIB_EXTENSION
940 + strlen (EXTRA_SHLIB_EXTENSION)
944 sprintf (string, "%s/lib%s%s.so", search->name, filename, arch);
946 #ifdef EXTRA_SHLIB_EXTENSION
947 /* Try the .so extension first. If that fails build a new filename
948 using EXTRA_SHLIB_EXTENSION. */
949 if (! ldfile_try_open_bfd (string, entry))
950 sprintf (string, "%s/lib%s%s%s", search->name,
951 filename, arch, EXTRA_SHLIB_EXTENSION);
954 if (! ldfile_try_open_bfd (string, entry))
960 entry->filename = string;
962 /* We have found a dynamic object to include in the link. The ELF
963 backend linker will create a DT_NEEDED entry in the .dynamic
964 section naming this file. If this file includes a DT_SONAME
965 entry, it will be used. Otherwise, the ELF linker will just use
966 the name of the file. For an archive found by searching, like
967 this one, the DT_NEEDED entry should consist of just the name of
968 the file, without the path information used to find it. Note
969 that we only need to do this if we have a dynamic object; an
970 archive will never be referenced by a DT_NEEDED entry.
972 FIXME: This approach--using bfd_elf_set_dt_needed_name--is not
973 very pretty. I haven't been able to think of anything that is
975 if (bfd_check_format (entry->the_bfd, bfd_object)
976 && (entry->the_bfd->flags & DYNAMIC) != 0)
978 ASSERT (entry->is_archive && entry->search_dirs_flag);
980 /* Rather than duplicating the logic above. Just use the
981 filename we recorded earlier. */
983 filename = lbasename (entry->filename);
984 bfd_elf_set_dt_needed_name (entry->the_bfd, filename);
993 if test x"$LDEMUL_PLACE_ORPHAN" != xgld"$EMULATION_NAME"_place_orphan; then
994 cat >>e${EMULATION_NAME}.c <<EOF
996 /* A variant of lang_output_section_find. Used by place_orphan. */
998 static lang_output_section_statement_type *
1001 lang_statement_union_type *u;
1002 lang_output_section_statement_type *lookup;
1004 for (u = lang_output_section_statement.head;
1005 u != (lang_statement_union_type *) NULL;
1008 lookup = &u->output_section_statement;
1009 if (strncmp (".rel", lookup->name, 4) == 0
1010 && lookup->bfd_section != NULL
1011 && (lookup->bfd_section->flags & SEC_ALLOC) != 0)
1016 return (lang_output_section_statement_type *) NULL;
1019 /* Find the last output section before given output statement.
1020 Used by place_orphan. */
1023 output_prev_sec_find (os)
1024 lang_output_section_statement_type *os;
1026 asection *s = (asection *) NULL;
1027 lang_statement_union_type *u;
1028 lang_output_section_statement_type *lookup;
1030 for (u = lang_output_section_statement.head;
1031 u != (lang_statement_union_type *) NULL;
1034 lookup = &u->output_section_statement;
1038 if (lookup->bfd_section != NULL && lookup->bfd_section->owner != NULL)
1039 s = lookup->bfd_section;
1045 /* Place an orphan section. We use this to put random SHF_ALLOC
1046 sections in the right segment. */
1048 struct orphan_save {
1049 lang_output_section_statement_type *os;
1051 lang_statement_union_type **stmt;
1055 gld${EMULATION_NAME}_place_orphan (file, s)
1056 lang_input_statement_type *file;
1059 static struct orphan_save hold_text;
1060 static struct orphan_save hold_rodata;
1061 static struct orphan_save hold_data;
1062 static struct orphan_save hold_bss;
1063 static struct orphan_save hold_rel;
1064 static struct orphan_save hold_interp;
1065 static struct orphan_save hold_sdata;
1066 static int count = 1;
1067 struct orphan_save *place;
1068 lang_statement_list_type *old;
1069 lang_statement_list_type add;
1070 etree_type *address;
1071 const char *secname;
1072 const char *outsecname;
1073 const char *ps = NULL;
1074 lang_output_section_statement_type *os;
1076 secname = bfd_get_section_name (s->owner, s);
1078 if (! config.unique_orphan_sections && ! unique_section_p (secname))
1080 /* Look through the script to see where to place this section. */
1081 os = lang_output_section_find (secname);
1084 && (os->bfd_section == NULL
1085 || ((s->flags ^ os->bfd_section->flags)
1086 & (SEC_LOAD | SEC_ALLOC)) == 0))
1088 /* We already have an output section statement with this
1089 name, and its bfd section, if any, has compatible flags. */
1090 lang_add_section (&os->children, s, os, file);
1095 if (hold_text.os == NULL)
1096 hold_text.os = lang_output_section_find (".text");
1098 /* If this is a final link, then always put .gnu.warning.SYMBOL
1099 sections into the .text section to get them out of the way. */
1100 if (! link_info.shared
1101 && ! link_info.relocateable
1102 && strncmp (secname, ".gnu.warning.", sizeof ".gnu.warning." - 1) == 0
1103 && hold_text.os != NULL)
1105 lang_add_section (&hold_text.os->children, s, hold_text.os, file);
1109 /* Decide which segment the section should go in based on the
1110 section name and section flags. We put loadable .note sections
1111 right after the .interp section, so that the PT_NOTE segment is
1112 stored right after the program headers where the OS can read it
1113 in the first page. */
1114 #define HAVE_SECTION(hold, name) \
1115 (hold.os != NULL || (hold.os = lang_output_section_find (name)) != NULL)
1117 if ((s->flags & SEC_EXCLUDE) != 0 && !link_info.relocateable)
1119 if (s->output_section == NULL)
1120 s->output_section = bfd_abs_section_ptr;
1125 if ((s->flags & SEC_ALLOC) == 0)
1127 else if ((s->flags & SEC_LOAD) != 0
1128 && strncmp (secname, ".note", 5) == 0
1129 && HAVE_SECTION (hold_interp, ".interp"))
1130 place = &hold_interp;
1131 else if ((s->flags & SEC_HAS_CONTENTS) == 0
1132 && HAVE_SECTION (hold_bss, ".bss"))
1134 else if ((s->flags & SEC_SMALL_DATA) != 0
1135 && HAVE_SECTION (hold_sdata, ".sdata"))
1136 place = &hold_sdata;
1137 else if ((s->flags & SEC_READONLY) == 0
1138 && HAVE_SECTION (hold_data, ".data"))
1140 else if (strncmp (secname, ".rel", 4) == 0
1141 && (hold_rel.os != NULL
1142 || (hold_rel.os = output_rel_find ()) != NULL))
1144 if (! link_info.relocateable && link_info.combreloc)
1146 if (strncmp (secname, ".rela", 5) == 0)
1147 os = lang_output_section_find (".rela.dyn");
1149 os = lang_output_section_find (".rel.dyn");
1152 && os->bfd_section != NULL
1153 && ((s->flags ^ os->bfd_section->flags)
1154 & (SEC_LOAD | SEC_ALLOC)) == 0)
1156 lang_add_section (&os->children, s, os, file);
1162 else if ((s->flags & (SEC_CODE | SEC_READONLY)) == SEC_READONLY
1163 && HAVE_SECTION (hold_rodata, ".rodata"))
1164 place = &hold_rodata;
1165 else if ((s->flags & (SEC_CODE | SEC_READONLY)) == (SEC_CODE | SEC_READONLY)
1166 && hold_text.os != NULL)
1171 /* Choose a unique name for the section. This will be needed if the
1172 same section name appears in the input file with different
1173 loadable or allocatable characteristics. */
1174 outsecname = secname;
1175 if (bfd_get_section_by_name (output_bfd, outsecname) != NULL)
1177 outsecname = bfd_get_unique_section_name (output_bfd,
1180 if (outsecname == NULL)
1181 einfo ("%F%P: place_orphan failed: %E\n");
1184 /* Start building a list of statements for this section.
1185 First save the current statement pointer. */
1188 /* If we have found an appropriate place for the output section
1189 statements for this orphan, add them to our own private list,
1190 inserting them later into the global statement list. */
1194 lang_list_init (stat_ptr);
1197 if (config.build_constructors)
1199 /* If the name of the section is representable in C, then create
1200 symbols to mark the start and the end of the section. */
1201 for (ps = outsecname; *ps != '\0'; ps++)
1202 if (! ISALNUM (*ps) && *ps != '_')
1207 etree_type *e_align;
1209 symname = (char *) xmalloc (ps - outsecname + sizeof "__start_");
1210 sprintf (symname, "__start_%s", outsecname);
1211 e_align = exp_unop (ALIGN_K,
1212 exp_intop ((bfd_vma) 1 << s->alignment_power));
1213 lang_add_assignment (exp_assop ('=', symname, e_align));
1217 if (link_info.relocateable || (s->flags & (SEC_LOAD | SEC_ALLOC)) == 0)
1218 address = exp_intop ((bfd_vma) 0);
1222 os = lang_enter_output_section_statement (outsecname, address, 0,
1224 (etree_type *) NULL,
1225 (etree_type *) NULL,
1226 (etree_type *) NULL);
1228 lang_add_section (&os->children, s, os, file);
1230 lang_leave_output_section_statement
1231 ((bfd_vma) 0, "*default*",
1232 (struct lang_output_section_phdr_list *) NULL, NULL);
1234 if (config.build_constructors && *ps == '\0')
1238 /* lang_leave_ouput_section_statement resets stat_ptr. Put
1239 stat_ptr back where we want it. */
1243 symname = (char *) xmalloc (ps - outsecname + sizeof "__stop_");
1244 sprintf (symname, "__stop_%s", outsecname);
1245 lang_add_assignment (exp_assop ('=', symname,
1246 exp_nameop (NAME, ".")));
1249 /* Restore the global list pointer. */
1254 asection *snew, **pps;
1256 snew = os->bfd_section;
1258 /* Shuffle the bfd section list to make the output file look
1259 neater. This is really only cosmetic. */
1260 if (place->section == NULL)
1262 asection *bfd_section = place->os->bfd_section;
1264 /* If the output statement hasn't been used to place
1265 any input sections (and thus doesn't have an output
1266 bfd_section), look for the closest prior output statement
1267 having an output section. */
1268 if (bfd_section == NULL)
1269 bfd_section = output_prev_sec_find (place->os);
1271 if (bfd_section != NULL && bfd_section != snew)
1272 place->section = &bfd_section->next;
1275 if (place->section != NULL)
1277 /* Unlink the section. */
1278 for (pps = &output_bfd->sections; *pps != snew; pps = &(*pps)->next)
1280 bfd_section_list_remove (output_bfd, pps);
1282 /* Now tack it on to the "place->os" section list. */
1283 bfd_section_list_insert (output_bfd, place->section, snew);
1286 /* Save the end of this list. Further ophans of this type will
1287 follow the one we've just added. */
1288 place->section = &snew->next;
1290 /* The following is non-cosmetic. We try to put the output
1291 statements in some sort of reasonable order here, because
1292 they determine the final load addresses of the orphan
1293 sections. In addition, placing output statements in the
1294 wrong order may require extra segments. For instance,
1295 given a typical situation of all read-only sections placed
1296 in one segment and following that a segment containing all
1297 the read-write sections, we wouldn't want to place an orphan
1298 read/write section before or amongst the read-only ones. */
1299 if (add.head != NULL)
1301 if (place->stmt == NULL)
1303 /* Put the new statement list right at the head. */
1304 *add.tail = place->os->header.next;
1305 place->os->header.next = add.head;
1309 /* Put it after the last orphan statement we added. */
1310 *add.tail = *place->stmt;
1311 *place->stmt = add.head;
1314 /* Fix the global list pointer if we happened to tack our
1315 new list at the tail. */
1316 if (*old->tail == add.head)
1317 old->tail = add.tail;
1319 /* Save the end of this list. */
1320 place->stmt = add.tail;
1329 if test x"$LDEMUL_FINISH" != xgld"$EMULATION_NAME"_finish; then
1330 cat >>e${EMULATION_NAME}.c <<EOF
1333 gld${EMULATION_NAME}_finish ()
1335 if (bfd_elf${ELFSIZE}_discard_info (output_bfd, &link_info))
1337 lang_reset_memory_regions ();
1339 /* Resize the sections. */
1340 lang_size_sections (stat_ptr->head, abs_output_section,
1341 &stat_ptr->head, 0, (bfd_vma) 0, NULL);
1343 /* Redo special stuff. */
1344 ldemul_after_allocation ();
1346 /* Do the assignments again. */
1347 lang_do_assignments (stat_ptr->head, abs_output_section,
1348 (fill_type *) 0, (bfd_vma) 0);
1354 if test x"$LDEMUL_GET_SCRIPT" != xgld"$EMULATION_NAME"_get_script; then
1355 cat >>e${EMULATION_NAME}.c <<EOF
1358 gld${EMULATION_NAME}_get_script (isfile)
1362 if test -n "$COMPILE_IN"
1364 # Scripts compiled in.
1366 # sed commands to quote an ld script as a C string.
1367 sc="-f stringify.sed"
1369 cat >>e${EMULATION_NAME}.c <<EOF
1373 if (link_info.relocateable == true && config.build_constructors == true)
1376 sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
1377 echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c
1378 sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
1379 echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
1380 sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
1381 if cmp -s ldscripts/${EMULATION_NAME}.x ldscripts/${EMULATION_NAME}.xn; then : ; else
1382 echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
1383 sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
1385 if test -n "$GENERATE_SHLIB_SCRIPT" ; then
1386 echo ' ; else if (link_info.shared && link_info.combreloc) return' >> e${EMULATION_NAME}.c
1387 sed $sc ldscripts/${EMULATION_NAME}.xsc >> e${EMULATION_NAME}.c
1388 echo ' ; else if (link_info.shared) return' >> e${EMULATION_NAME}.c
1389 sed $sc ldscripts/${EMULATION_NAME}.xs >> e${EMULATION_NAME}.c
1391 echo ' ; else if (link_info.combreloc) return' >> e${EMULATION_NAME}.c
1392 sed $sc ldscripts/${EMULATION_NAME}.xc >> e${EMULATION_NAME}.c
1393 echo ' ; else return' >> e${EMULATION_NAME}.c
1394 sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
1395 echo '; }' >> e${EMULATION_NAME}.c
1398 # Scripts read from the filesystem.
1400 cat >>e${EMULATION_NAME}.c <<EOF
1404 if (link_info.relocateable == true && config.build_constructors == true)
1405 return "ldscripts/${EMULATION_NAME}.xu";
1406 else if (link_info.relocateable == true)
1407 return "ldscripts/${EMULATION_NAME}.xr";
1408 else if (!config.text_read_only)
1409 return "ldscripts/${EMULATION_NAME}.xbn";
1410 else if (!config.magic_demand_paged)
1411 return "ldscripts/${EMULATION_NAME}.xn";
1412 else if (link_info.shared)
1413 return "ldscripts/${EMULATION_NAME}.xs";
1415 return "ldscripts/${EMULATION_NAME}.x";
1422 if test -n "$PARSE_AND_LIST_ARGS_CASES" -o x"$GENERATE_SHLIB_SCRIPT" = xyes; then
1424 if test x"$LDEMUL_PARSE_ARGS" != xgld"$EMULATION_NAME"_parse_args; then
1426 if test -n "$PARSE_AND_LIST_PROLOGUE" ; then
1427 cat >>e${EMULATION_NAME}.c <<EOF
1428 $PARSE_AND_LIST_PROLOGUE
1432 cat >>e${EMULATION_NAME}.c <<EOF
1436 #define OPTION_DISABLE_NEW_DTAGS (400)
1437 #define OPTION_ENABLE_NEW_DTAGS (OPTION_DISABLE_NEW_DTAGS + 1)
1438 #define OPTION_GROUP (OPTION_ENABLE_NEW_DTAGS + 1)
1439 #define OPTION_EH_FRAME_HDR (OPTION_GROUP + 1)
1441 static struct option longopts[] =
1445 if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
1446 cat >>e${EMULATION_NAME}.c <<EOF
1447 /* getopt allows abbreviations, so we do this to stop it from
1448 treating -d/-e as abbreviations for these options. */
1449 {"disable-new-dtags", no_argument, NULL, OPTION_DISABLE_NEW_DTAGS},
1450 {"disable-new-dtags", no_argument, NULL, OPTION_DISABLE_NEW_DTAGS},
1451 {"enable-new-dtags", no_argument, NULL, OPTION_ENABLE_NEW_DTAGS},
1452 {"enable-new-dtags", no_argument, NULL, OPTION_ENABLE_NEW_DTAGS},
1453 {"eh-frame-hdr", no_argument, NULL, OPTION_EH_FRAME_HDR},
1454 {"Bgroup", no_argument, NULL, OPTION_GROUP},
1455 {"Bgroup", no_argument, NULL, OPTION_GROUP},
1459 if test -n "$PARSE_AND_LIST_LONGOPTS" ; then
1460 cat >>e${EMULATION_NAME}.c <<EOF
1461 $PARSE_AND_LIST_LONGOPTS
1465 cat >>e${EMULATION_NAME}.c <<EOF
1466 {NULL, no_argument, NULL, 0}
1470 static int gld${EMULATION_NAME}_parse_args PARAMS ((int, char **));
1473 gld${EMULATION_NAME}_parse_args (argc, argv)
1479 static int prevoptind = -1;
1480 int prevopterr = opterr;
1483 if (prevoptind != optind)
1487 prevoptind = optind;
1489 optc = getopt_long_only (argc, argv,
1490 "-${PARSE_AND_LIST_SHORTOPTS}z:", longopts,
1492 opterr = prevopterr;
1499 optind = prevoptind;
1504 if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
1505 cat >>e${EMULATION_NAME}.c <<EOF
1506 case OPTION_DISABLE_NEW_DTAGS:
1507 link_info.new_dtags = false;
1510 case OPTION_ENABLE_NEW_DTAGS:
1511 link_info.new_dtags = true;
1514 case OPTION_EH_FRAME_HDR:
1515 link_info.eh_frame_hdr = true;
1519 link_info.flags_1 |= (bfd_vma) DF_1_GROUP;
1520 /* Groups must be self-contained. */
1521 link_info.no_undefined = true;
1525 if (strcmp (optarg, "initfirst") == 0)
1526 link_info.flags_1 |= (bfd_vma) DF_1_INITFIRST;
1527 else if (strcmp (optarg, "interpose") == 0)
1528 link_info.flags_1 |= (bfd_vma) DF_1_INTERPOSE;
1529 else if (strcmp (optarg, "loadfltr") == 0)
1530 link_info.flags_1 |= (bfd_vma) DF_1_LOADFLTR;
1531 else if (strcmp (optarg, "nodefaultlib") == 0)
1532 link_info.flags_1 |= (bfd_vma) DF_1_NODEFLIB;
1533 else if (strcmp (optarg, "nodelete") == 0)
1534 link_info.flags_1 |= (bfd_vma) DF_1_NODELETE;
1535 else if (strcmp (optarg, "nodlopen") == 0)
1536 link_info.flags_1 |= (bfd_vma) DF_1_NOOPEN;
1537 else if (strcmp (optarg, "nodump") == 0)
1538 link_info.flags_1 |= (bfd_vma) DF_1_NODUMP;
1539 else if (strcmp (optarg, "now") == 0)
1541 link_info.flags |= (bfd_vma) DF_BIND_NOW;
1542 link_info.flags_1 |= (bfd_vma) DF_1_NOW;
1544 else if (strcmp (optarg, "origin") == 0)
1546 link_info.flags |= (bfd_vma) DF_ORIGIN;
1547 link_info.flags_1 |= (bfd_vma) DF_1_ORIGIN;
1549 else if (strcmp (optarg, "defs") == 0)
1550 link_info.no_undefined = true;
1551 else if (strcmp (optarg, "muldefs") == 0)
1552 link_info.allow_multiple_definition = true;
1553 else if (strcmp (optarg, "combreloc") == 0)
1554 link_info.combreloc = true;
1555 else if (strcmp (optarg, "nocombreloc") == 0)
1556 link_info.combreloc = false;
1557 else if (strcmp (optarg, "nocopyreloc") == 0)
1558 link_info.nocopyreloc = true;
1559 /* What about the other Solaris -z options? FIXME. */
1564 if test -n "$PARSE_AND_LIST_ARGS_CASES" ; then
1565 cat >>e${EMULATION_NAME}.c <<EOF
1566 $PARSE_AND_LIST_ARGS_CASES
1570 cat >>e${EMULATION_NAME}.c <<EOF
1579 if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
1580 cat >>e${EMULATION_NAME}.c <<EOF
1582 static void gld${EMULATION_NAME}_list_options PARAMS ((FILE * file));
1585 gld${EMULATION_NAME}_list_options (file)
1590 if test x"$GENERATE_SHLIB_SCRIPT" = xyes; then
1591 cat >>e${EMULATION_NAME}.c <<EOF
1592 fprintf (file, _(" -Bgroup\t\tSelects group name lookup rules for DSO\n"));
1593 fprintf (file, _(" --disable-new-dtags\tDisable new dynamic tags\n"));
1594 fprintf (file, _(" --enable-new-dtags\tEnable new dynamic tags\n"));
1595 fprintf (file, _(" --eh-frame-hdr\tCreate .eh_frame_hdr section\n"));
1596 fprintf (file, _(" -z combreloc\t\tMerge dynamic relocs into one section and sort\n"));
1597 fprintf (file, _(" -z defs\t\tDisallows undefined symbols\n"));
1598 fprintf (file, _(" -z initfirst\t\tMark DSO to be initialized first at runtime\n"));
1599 fprintf (file, _(" -z interpose\t\tMark object to interpose all DSOs but executable\n"));
1600 fprintf (file, _(" -z loadfltr\t\tMark object requiring immediate process\n"));
1601 fprintf (file, _(" -z muldefs\t\tAllow multiple definitions\n"));
1602 fprintf (file, _(" -z nocombreloc\tDon't merge dynamic relocs into one section\n"));
1603 fprintf (file, _(" -z nocopyreloc\tDon't create copy relocs\n"));
1604 fprintf (file, _(" -z nodefaultlib\tMark object not to use default search paths\n"));
1605 fprintf (file, _(" -z nodelete\t\tMark DSO non-deletable at runtime\n"));
1606 fprintf (file, _(" -z nodlopen\t\tMark DSO not available to dlopen\n"));
1607 fprintf (file, _(" -z nodump\t\tMark DSO not available to dldump\n"));
1608 fprintf (file, _(" -z now\t\tMark object non-lazy runtime binding\n"));
1609 fprintf (file, _(" -z origin\t\tMark object requiring immediate \$ORIGIN processing\n\t\t\t at runtime\n"));
1610 fprintf (file, _(" -z KEYWORD\t\tIgnored for Solaris compatibility\n"));
1614 if test -n "$PARSE_AND_LIST_OPTIONS" ; then
1615 cat >>e${EMULATION_NAME}.c <<EOF
1616 $PARSE_AND_LIST_OPTIONS
1620 cat >>e${EMULATION_NAME}.c <<EOF
1624 if test -n "$PARSE_AND_LIST_EPILOGUE" ; then
1625 cat >>e${EMULATION_NAME}.c <<EOF
1626 $PARSE_AND_LIST_EPILOGUE
1631 if test x"$LDEMUL_PARSE_ARGS" != xgld"$EMULATION_NAME"_parse_args; then
1632 cat >>e${EMULATION_NAME}.c <<EOF
1633 #define gld${EMULATION_NAME}_parse_args NULL
1636 if test x"$LDEMUL_LIST_OPTIONS" != xgld"$EMULATION_NAME"_list_options; then
1637 cat >>e${EMULATION_NAME}.c <<EOF
1638 #define gld${EMULATION_NAME}_list_options NULL
1643 cat >>e${EMULATION_NAME}.c <<EOF
1645 struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
1647 ${LDEMUL_BEFORE_PARSE-gld${EMULATION_NAME}_before_parse},
1648 ${LDEMUL_SYSLIB-syslib_default},
1649 ${LDEMUL_HLL-hll_default},
1650 ${LDEMUL_AFTER_PARSE-after_parse_default},
1651 ${LDEMUL_AFTER_OPEN-gld${EMULATION_NAME}_after_open},
1652 ${LDEMUL_AFTER_ALLOCATION-after_allocation_default},
1653 ${LDEMUL_SET_OUTPUT_ARCH-set_output_arch_default},
1654 ${LDEMUL_CHOOSE_TARGET-ldemul_default_target},
1655 ${LDEMUL_BEFORE_ALLOCATION-gld${EMULATION_NAME}_before_allocation},
1656 ${LDEMUL_GET_SCRIPT-gld${EMULATION_NAME}_get_script},
1657 "${EMULATION_NAME}",
1659 ${LDEMUL_FINISH-gld${EMULATION_NAME}_finish},
1660 ${LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS-NULL},
1661 ${LDEMUL_OPEN_DYNAMIC_ARCHIVE-gld${EMULATION_NAME}_open_dynamic_archive},
1662 ${LDEMUL_PLACE_ORPHAN-gld${EMULATION_NAME}_place_orphan},
1663 ${LDEMUL_SET_SYMBOLS-NULL},
1664 ${LDEMUL_PARSE_ARGS-gld${EMULATION_NAME}_parse_args},
1665 ${LDEMUL_UNRECOGNIZED_FILE-NULL},
1666 ${LDEMUL_LIST_OPTIONS-gld${EMULATION_NAME}_list_options},
1667 ${LDEMUL_RECOGNIZED_FILE-NULL},
1668 ${LDEMUL_FIND_POTENTIAL_LIBRARIES-NULL},
1669 ${LDEMUL_NEW_VERS_PATTERN-NULL}