1 # This shell script emits a C file. -*- C -*-
2 # It does some substitutions.
3 if [ -z "$MACHINE" ]; then
6 OUTPUT_ARCH=${ARCH}:${MACHINE}
8 cat >e${EMULATION_NAME}.c <<EOF
9 /* This file is is generated by a shell script. DO NOT EDIT! */
11 /* SunOS emulation code for ${EMULATION_NAME}
12 Copyright 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
13 Free Software Foundation, Inc.
14 Written by Steve Chamberlain <sac@cygnus.com>
15 SunOS shared library support by Ian Lance Taylor <ian@cygnus.com>
17 This file is part of GLD, the Gnu Linker.
19 This program is free software; you can redistribute it and/or modify
20 it under the terms of the GNU General Public License as published by
21 the Free Software Foundation; either version 2 of the License, or
22 (at your option) any later version.
24 This program is distributed in the hope that it will be useful,
25 but WITHOUT ANY WARRANTY; without even the implied warranty of
26 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 GNU General Public License for more details.
29 You should have received a copy of the GNU General Public License
30 along with this program; if not, write to the Free Software
31 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
33 #define TARGET_IS_${EMULATION_NAME}
38 #include "libiberty.h"
39 #include "safe-ctype.h"
52 # define dirent direct
53 # ifdef HAVE_SYS_NDIR_H
54 # include <sys/ndir.h>
56 # ifdef HAVE_SYS_DIR_H
64 static void gld${EMULATION_NAME}_before_parse PARAMS ((void));
65 static void gld${EMULATION_NAME}_set_symbols PARAMS ((void));
66 static void gld${EMULATION_NAME}_create_output_section_statements
68 static void gld${EMULATION_NAME}_find_so
69 PARAMS ((lang_input_statement_type *));
70 static char *gld${EMULATION_NAME}_search_dir
71 PARAMS ((const char *, const char *, boolean *));
72 static void gld${EMULATION_NAME}_after_open PARAMS ((void));
73 static void gld${EMULATION_NAME}_check_needed
74 PARAMS ((lang_input_statement_type *));
75 static boolean gld${EMULATION_NAME}_search_needed
76 PARAMS ((const char *, const char *));
77 static boolean gld${EMULATION_NAME}_try_needed
78 PARAMS ((const char *, const char *));
79 static void gld${EMULATION_NAME}_before_allocation PARAMS ((void));
80 static void gld${EMULATION_NAME}_find_assignment
81 PARAMS ((lang_statement_union_type *));
82 static void gld${EMULATION_NAME}_find_exp_assignment PARAMS ((etree_type *));
83 static void gld${EMULATION_NAME}_count_need
84 PARAMS ((lang_input_statement_type *));
85 static void gld${EMULATION_NAME}_set_need
86 PARAMS ((lang_input_statement_type *));
87 static char *gld${EMULATION_NAME}_get_script PARAMS ((int *isfile));
90 gld${EMULATION_NAME}_before_parse()
92 const bfd_arch_info_type *arch = bfd_scan_arch ("${OUTPUT_ARCH}");
95 ldfile_output_architecture = arch->arch;
96 ldfile_output_machine = arch->mach;
97 ldfile_output_machine_name = arch->printable_name;
100 ldfile_output_architecture = bfd_arch_${ARCH};
101 config.dynamic_link = true;
102 config.has_shared = true;
105 /* This is called after the command line arguments have been parsed,
106 but before the linker script has been read. If this is a native
107 linker, we add the directories in LD_LIBRARY_PATH to the search
111 gld${EMULATION_NAME}_set_symbols ()
114 if [ "x${host}" = "x${target}" ] ; then
115 case " ${EMULATION_LIBPATH} " in
116 *" ${EMULATION_NAME} "*)
117 cat >>e${EMULATION_NAME}.c <<EOF
120 env = (const char *) getenv ("LD_LIBRARY_PATH");
134 ldfile_add_library_path (l, false);
144 cat >>e${EMULATION_NAME}.c <<EOF
147 /* Despite the name, we use this routine to search for dynamic
148 libraries. On SunOS this requires a directory search. We need to
149 find the .so file with the highest version number. The user may
150 restrict the major version by saying, e.g., -lc.1. Also, if we
151 find a .so file, we need to look for a the same file after
152 replacing .so with .sa; if it exists, it will be an archive which
153 provide some initializations for data symbols, and we need to
154 search it after including the .so file. */
157 gld${EMULATION_NAME}_create_output_section_statements ()
159 lang_for_each_input_file (gld${EMULATION_NAME}_find_so);
162 /* Search the directory for a .so file for each library search. */
165 gld${EMULATION_NAME}_find_so (inp)
166 lang_input_statement_type *inp;
168 search_dirs_type *search;
173 if (! inp->search_dirs_flag
178 ASSERT (strncmp (inp->local_sym_name, "-l", 2) == 0);
180 for (search = search_head; search != NULL; search = search->next)
182 boolean found_static;
184 found = gld${EMULATION_NAME}_search_dir (search->name, inp->filename,
186 if (found != NULL || found_static)
192 /* We did not find a matching .so file. This isn't an error,
193 since there might still be a matching .a file, which will be
194 found by the usual search. */
198 /* Replace the filename with the one we have found. */
199 alc = (char *) xmalloc (strlen (search->name) + strlen (found) + 2);
200 sprintf (alc, "%s/%s", search->name, found);
203 /* Turn off the search_dirs_flag to prevent ldfile_open_file from
204 searching for this file again. */
205 inp->search_dirs_flag = false;
209 /* Now look for the same file name, but with .sa instead of .so. If
210 found, add it to the list of input files. */
211 alc = (char *) xmalloc (strlen (inp->filename) + 1);
212 strcpy (alc, inp->filename);
213 strstr (alc + strlen (search->name), ".so")[2] = 'a';
214 if (stat (alc, &st) != 0)
218 lang_input_statement_type *sa;
220 /* Add the .sa file to the statement list just before the .so
221 file. This is really a hack. */
222 sa = ((lang_input_statement_type *)
223 xmalloc (sizeof (lang_input_statement_type)));
227 inp->local_sym_name = alc;
229 inp->header.next = (lang_statement_union_type *) sa;
230 inp->next_real_file = (lang_statement_union_type *) sa;
234 /* Search a directory for a .so file. */
237 gld${EMULATION_NAME}_search_dir (dirname, filename, found_static)
239 const char *filename;
240 boolean *found_static;
242 int force_maj, force_min;
247 int max_maj, max_min;
249 struct dirent *entry;
250 unsigned int dirnamelen;
255 *found_static = false;
259 dot = strchr (filename, '.');
262 len = strlen (filename);
267 force_maj = atoi (dot + 1);
269 len = dot - filename;
270 alc = (char *) xmalloc (len + 1);
271 strncpy (alc, filename, len);
275 dot = strchr (dot + 1, '.');
277 force_min = atoi (dot + 1);
281 max_maj = max_min = 0;
283 dir = opendir (dirname);
286 dirnamelen = strlen (dirname);
288 while ((entry = readdir (dir)) != NULL)
291 int found_maj, found_min;
293 if (strncmp (entry->d_name, "lib", 3) != 0
294 || strncmp (entry->d_name + 3, filename, len) != 0)
298 && strcmp (entry->d_name + 3 + len, ".a") == 0)
300 *found_static = true;
304 /* We accept libfoo.so without a version number, even though the
305 native linker does not. This is more convenient for packages
306 which just generate .so files for shared libraries, as on ELF
308 if (strncmp (entry->d_name + 3 + len, ".so", 3) != 0)
310 if (entry->d_name[6 + len] == '\0')
312 else if (entry->d_name[6 + len] == '.'
313 && ISDIGIT (entry->d_name[7 + len]))
318 for (s = entry->d_name + 6 + len; *s != '\0'; s++)
319 if (*s != '.' && ! ISDIGIT (*s))
324 /* We've found a .so file. Work out the major and minor
328 sscanf (entry->d_name + 3 + len, ".so.%d.%d",
329 &found_maj, &found_min);
331 if ((force_maj != -1 && force_maj != found_maj)
332 || (force_min != -1 && force_min != found_min))
335 /* Make sure the file really exists (ignore broken symlinks). */
336 full_path = xmalloc (dirnamelen + 1 + strlen (entry->d_name) + 1);
337 sprintf (full_path, "%s/%s", dirname, entry->d_name);
338 statval = stat (full_path, &st);
343 /* We've found a match for the name we are searching for. See
344 if this is the version we should use. If the major and minor
345 versions match, we use the last entry in alphabetical order;
346 I don't know if this is how SunOS distinguishes libc.so.1.8
347 from libc.so.1.8.1, but it ought to suffice. */
349 || (found_maj > max_maj)
350 || (found_maj == max_maj
351 && (found_min > max_min
352 || (found_min == max_min
353 && strcmp (entry->d_name, found) > 0))))
357 found = (char *) xmalloc (strlen (entry->d_name) + 1);
358 strcpy (found, entry->d_name);
372 /* These variables are required to pass information back and forth
373 between after_open and check_needed. */
375 static struct bfd_link_needed_list *global_needed;
376 static boolean global_found;
378 /* This is called after all the input files have been opened. */
381 gld${EMULATION_NAME}_after_open ()
383 struct bfd_link_needed_list *needed, *l;
385 /* We only need to worry about this when doing a final link. */
386 if (link_info.relocateable || link_info.shared)
389 /* Get the list of files which appear in ld_need entries in dynamic
390 objects included in the link. For each such file, we want to
391 track down the corresponding library, and include the symbol
392 table in the link. This is what the runtime dynamic linker will
393 do. Tracking the files down here permits one dynamic object to
394 include another without requiring special action by the person
395 doing the link. Note that the needed list can actually grow
396 while we are stepping through this loop. */
397 needed = bfd_sunos_get_needed_list (output_bfd, &link_info);
398 for (l = needed; l != NULL; l = l->next)
400 struct bfd_link_needed_list *ll;
402 search_dirs_type *search;
406 /* If we've already seen this file, skip it. */
407 for (ll = needed; ll != l; ll = ll->next)
408 if (strcmp (ll->name, lname) == 0)
413 /* See if this file was included in the link explicitly. */
415 global_found = false;
416 lang_for_each_input_file (gld${EMULATION_NAME}_check_needed);
420 if (strncmp (lname, "-l", 2) != 0)
424 abfd = bfd_openr (lname, bfd_get_target (output_bfd));
427 if (! bfd_check_format (abfd, bfd_object))
429 (void) bfd_close (abfd);
435 if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
437 (void) bfd_close (abfd);
443 /* We've found the needed dynamic object. */
444 if (! bfd_link_add_symbols (abfd, &link_info))
445 einfo ("%F%B: could not read symbols: %E\n", abfd);
449 einfo ("%P: warning: %s, needed by %B, not found\n",
458 /* We want to search for the file in the same way that the
459 dynamic linker will search. That means that we want to use
460 rpath_link, rpath or -L, then the environment variable
461 LD_LIBRARY_PATH (native only), then (if rpath was used) the
462 linker script LIB_SEARCH_DIRS. */
463 if (gld${EMULATION_NAME}_search_needed (command_line.rpath_link,
466 if (command_line.rpath != NULL)
468 if (gld${EMULATION_NAME}_search_needed (command_line.rpath, lname))
473 for (search = search_head; search != NULL; search = search->next)
474 if (gld${EMULATION_NAME}_try_needed (search->name, lname))
480 if [ "x${host}" = "x${target}" ] ; then
481 case " ${EMULATION_LIBPATH} " in
482 *" ${EMULATION_NAME} "*)
483 cat >>e${EMULATION_NAME}.c <<EOF
485 const char *lib_path;
487 lib_path = (const char *) getenv ("LD_LIBRARY_PATH");
488 if (gld${EMULATION_NAME}_search_needed (lib_path, lname))
495 cat >>e${EMULATION_NAME}.c <<EOF
496 if (command_line.rpath != NULL)
498 for (search = search_head; search != NULL; search = search->next)
502 if (gld${EMULATION_NAME}_try_needed (search->name, lname))
509 einfo ("%P: warning: %s, needed by %B, not found\n",
514 /* Search for a needed file in a path. */
517 gld${EMULATION_NAME}_search_needed (path, name)
523 if (path == NULL || *path == '\0')
530 s = strchr (path, ':');
538 dircopy = (char *) xmalloc (s - path + 1);
539 memcpy (dircopy, path, s - path);
540 dircopy[s - path] = '\0';
544 if (gld${EMULATION_NAME}_try_needed (dir, name))
558 /* This function is called for each possible directory for a needed
562 gld${EMULATION_NAME}_try_needed (dir, name)
571 file = gld${EMULATION_NAME}_search_dir (dir, name, &ignore);
575 alc = (char *) xmalloc (strlen (dir) + strlen (file) + 2);
576 sprintf (alc, "%s/%s", dir, file);
578 abfd = bfd_openr (alc, bfd_get_target (output_bfd));
581 if (! bfd_check_format (abfd, bfd_object))
583 (void) bfd_close (abfd);
586 if ((bfd_get_file_flags (abfd) & DYNAMIC) == 0)
588 (void) bfd_close (abfd);
592 /* We've found the needed dynamic object. */
594 /* Add this file into the symbol table. */
595 if (! bfd_link_add_symbols (abfd, &link_info))
596 einfo ("%F%B: could not read symbols: %E\n", abfd);
601 /* See if we have already included a needed object in the link. This
602 does not have to be precise, as it does no harm to include a
603 dynamic object more than once. */
606 gld${EMULATION_NAME}_check_needed (s)
607 lang_input_statement_type *s;
609 if (s->filename == NULL)
611 if (strncmp (global_needed->name, "-l", 2) != 0)
613 if (strcmp (s->filename, global_needed->name) == 0)
618 const char *sname, *lname;
619 const char *sdot, *ldot;
620 int lmaj, lmin, smaj, smin;
622 lname = global_needed->name + 2;
624 sname = strrchr (s->filename, '/');
630 if (strncmp (sname, "lib", 3) != 0)
634 ldot = strchr (lname, '.');
636 ldot = lname + strlen (lname);
638 sdot = strstr (sname, ".so.");
642 if (sdot - sname != ldot - lname
643 || strncmp (lname, sname, sdot - sname) != 0)
647 sscanf (ldot, ".%d.%d", &lmaj, &lmin);
649 sscanf (sdot, ".so.%d.%d", &smaj, &smin);
650 if ((smaj != lmaj && smaj != -1 && lmaj != -1)
651 || (smin != lmin && smin != -1 && lmin != -1))
658 /* We need to use static variables to pass information around the call
659 to lang_for_each_statement. Ick. */
661 static const char *find_assign;
662 static boolean found_assign;
664 /* We need to use static variables to pass information around the call
665 to lang_for_each_input_file. Ick. */
667 static bfd_size_type need_size;
668 static bfd_size_type need_entries;
669 static bfd_byte *need_contents;
670 static bfd_byte *need_pinfo;
671 static bfd_byte *need_pnames;
673 /* The size of one entry in the .need section, not including the file
676 #define NEED_ENTRY_SIZE (16)
678 /* This is called after the sections have been attached to output
679 sections, but before any sizes or addresses have been set. */
682 gld${EMULATION_NAME}_before_allocation ()
684 struct bfd_link_hash_entry *hdyn = NULL;
689 /* The SunOS native linker creates a shared library whenever there
690 are any undefined symbols in a link, unless -e is used. This is
691 pretty weird, but we are compatible. */
692 if (! link_info.shared && ! link_info.relocateable && ! entry_from_cmdline)
694 struct bfd_link_hash_entry *h;
696 for (h = link_info.hash->undefs; h != NULL; h = h->next)
698 if (h->type == bfd_link_hash_undefined
699 && h->u.undef.abfd != NULL
700 && (h->u.undef.abfd->flags & DYNAMIC) == 0
701 && strcmp (h->root.string, "__DYNAMIC") != 0
702 && strcmp (h->root.string, "__GLOBAL_OFFSET_TABLE_") != 0)
704 find_assign = h->root.string;
705 found_assign = false;
706 lang_for_each_statement (gld${EMULATION_NAME}_find_assignment);
709 link_info.shared = true;
716 if (link_info.shared)
718 lang_output_section_statement_type *os;
720 /* Set the .text section to start at 0x20, not 0x2020. FIXME:
721 This is too magical. */
722 os = lang_output_section_statement_lookup (".text");
723 if (os->addr_tree == NULL)
724 os->addr_tree = exp_intop (0x20);
727 /* We need to create a __DYNAMIC symbol. We don't do this in the
728 linker script because we want to set the value to the start of
729 the dynamic section if there is one, or to zero if there isn't
730 one. We need to create the symbol before calling
731 size_dynamic_sections, although we can't set the value until
733 if (! link_info.relocateable)
735 hdyn = bfd_link_hash_lookup (link_info.hash, "__DYNAMIC", true, false,
738 einfo ("%P%F: bfd_link_hash_lookup: %E\n");
739 if (! bfd_sunos_record_link_assignment (output_bfd, &link_info,
741 einfo ("%P%F: failed to record assignment to __DYNAMIC: %E\n");
744 /* If we are going to make any variable assignments, we need to let
745 the backend linker know about them in case the variables are
746 referred to by dynamic objects. */
747 lang_for_each_statement (gld${EMULATION_NAME}_find_assignment);
749 /* Let the backend linker work out the sizes of any sections
750 required by dynamic linking. */
751 if (! bfd_sunos_size_dynamic_sections (output_bfd, &link_info, &sdyn,
753 einfo ("%P%F: failed to set dynamic section sizes: %E\n");
757 /* Set up the .need section. See the description of the ld_need
758 field in include/aout/sun4.h. */
763 lang_for_each_input_file (gld${EMULATION_NAME}_count_need);
765 /* We should only have a .need section if we have at least one
767 ASSERT (need_entries != 0);
769 sneed->_raw_size = need_size;
770 sneed->contents = (bfd_byte *) xmalloc (need_size);
772 need_contents = sneed->contents;
773 need_pinfo = sneed->contents;
774 need_pnames = sneed->contents + need_entries * 16;
776 lang_for_each_input_file (gld${EMULATION_NAME}_set_need);
778 ASSERT ((bfd_size_type) (need_pnames - sneed->contents) == need_size);
783 /* Set up the .rules section. This is just a PATH like string
784 of the -L arguments given on the command line. We permit the
785 user to specify the directories using the -rpath command line
787 if (command_line.rpath)
789 srules->_raw_size = strlen (command_line.rpath);
790 srules->contents = (bfd_byte *) command_line.rpath;
795 search_dirs_type *search;
798 for (search = search_head; search != NULL; search = search->next)
800 size += strlen (search->name) + 1;
801 srules->_raw_size = size;
806 srules->contents = (bfd_byte *) xmalloc (size);
807 p = (char *) srules->contents;
809 for (search = search_head; search != NULL; search = search->next)
813 if (p != (char *) srules->contents)
815 strcpy (p, search->name);
823 /* We must assign a value to __DYNAMIC. It should be zero if we are
824 not doing a dynamic link, or the start of the .dynamic section if
826 if (! link_info.relocateable)
828 hdyn->type = bfd_link_hash_defined;
829 hdyn->u.def.value = 0;
831 hdyn->u.def.section = sdyn;
833 hdyn->u.def.section = bfd_abs_section_ptr;
837 /* This is called by the before_allocation routine via
838 lang_for_each_statement. It does one of two things: if the
839 variable find_assign is set, it sets found_assign if it finds an
840 assignment to that variable; otherwise it tells the backend linker
841 about all assignment statements, in case they are assignments to
842 symbols which are referred to by dynamic objects. */
845 gld${EMULATION_NAME}_find_assignment (s)
846 lang_statement_union_type *s;
848 if (s->header.type == lang_assignment_statement_enum
849 && (find_assign == NULL || ! found_assign))
850 gld${EMULATION_NAME}_find_exp_assignment (s->assignment_statement.exp);
853 /* Look through an expression for an assignment statement. */
856 gld${EMULATION_NAME}_find_exp_assignment (exp)
859 switch (exp->type.node_class)
862 if (find_assign != NULL)
864 if (strcmp (find_assign, exp->assign.dst) == 0)
869 if (strcmp (exp->assign.dst, ".") != 0)
871 if (! bfd_sunos_record_link_assignment (output_bfd, &link_info,
873 einfo ("%P%F: failed to record assignment to %s: %E\n",
876 gld${EMULATION_NAME}_find_exp_assignment (exp->assign.src);
880 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.lhs);
881 gld${EMULATION_NAME}_find_exp_assignment (exp->binary.rhs);
885 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.cond);
886 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.lhs);
887 gld${EMULATION_NAME}_find_exp_assignment (exp->trinary.rhs);
891 gld${EMULATION_NAME}_find_exp_assignment (exp->unary.child);
899 /* Work out the size of the .need section, and the number of entries.
900 The backend will set the ld_need field of the dynamic linking
901 information to point to the .need section. See include/aout/sun4.h
902 for more information. */
905 gld${EMULATION_NAME}_count_need (inp)
906 lang_input_statement_type *inp;
908 if (inp->the_bfd != NULL
909 && (inp->the_bfd->flags & DYNAMIC) != 0)
912 need_size += NEED_ENTRY_SIZE;
913 if (! inp->is_archive)
914 need_size += strlen (inp->filename) + 1;
917 ASSERT (inp->local_sym_name[0] == '-'
918 && inp->local_sym_name[1] == 'l');
919 need_size += strlen (inp->local_sym_name + 2) + 1;
924 /* Fill in the contents of the .need section. */
927 gld${EMULATION_NAME}_set_need (inp)
928 lang_input_statement_type *inp;
930 if (inp->the_bfd != NULL
931 && (inp->the_bfd->flags & DYNAMIC) != 0)
935 /* To really fill in the .need section contents, we need to know
936 the final file position of the section, but we don't.
937 Instead, we use offsets, and rely on the BFD backend to
938 finish the section up correctly. FIXME: Talk about lack of
939 referential locality. */
940 bfd_put_32 (output_bfd, need_pnames - need_contents, need_pinfo);
941 if (! inp->is_archive)
943 bfd_put_32 (output_bfd, (bfd_vma) 0, need_pinfo + 4);
944 bfd_put_16 (output_bfd, (bfd_vma) 0, need_pinfo + 8);
945 bfd_put_16 (output_bfd, (bfd_vma) 0, need_pinfo + 10);
946 strcpy (need_pnames, inp->filename);
953 bfd_put_32 (output_bfd, (bfd_vma) 0x80000000, need_pinfo + 4);
956 verstr = strstr (inp->filename, ".so.");
958 sscanf (verstr, ".so.%d.%d", &maj, &min);
959 bfd_put_16 (output_bfd, (bfd_vma) maj, need_pinfo + 8);
960 bfd_put_16 (output_bfd, (bfd_vma) min, need_pinfo + 10);
961 strcpy (need_pnames, inp->local_sym_name + 2);
964 c = (need_pinfo - need_contents) / NEED_ENTRY_SIZE;
965 if (c + 1 >= need_entries)
966 bfd_put_32 (output_bfd, (bfd_vma) 0, need_pinfo + 12);
968 bfd_put_32 (output_bfd, (bfd_vma) (c + 1) * NEED_ENTRY_SIZE,
971 need_pinfo += NEED_ENTRY_SIZE;
972 need_pnames += strlen (need_pnames) + 1;
977 gld${EMULATION_NAME}_get_script(isfile)
981 if test -n "$COMPILE_IN"
983 # Scripts compiled in.
985 # sed commands to quote an ld script as a C string.
986 sc="-f stringify.sed"
988 cat >>e${EMULATION_NAME}.c <<EOF
992 if (link_info.relocateable == true && config.build_constructors == true)
995 sed $sc ldscripts/${EMULATION_NAME}.xu >> e${EMULATION_NAME}.c
996 echo ' ; else if (link_info.relocateable == true) return' >> e${EMULATION_NAME}.c
997 sed $sc ldscripts/${EMULATION_NAME}.xr >> e${EMULATION_NAME}.c
998 echo ' ; else if (!config.text_read_only) return' >> e${EMULATION_NAME}.c
999 sed $sc ldscripts/${EMULATION_NAME}.xbn >> e${EMULATION_NAME}.c
1000 echo ' ; else if (!config.magic_demand_paged) return' >> e${EMULATION_NAME}.c
1001 sed $sc ldscripts/${EMULATION_NAME}.xn >> e${EMULATION_NAME}.c
1002 echo ' ; else return' >> e${EMULATION_NAME}.c
1003 sed $sc ldscripts/${EMULATION_NAME}.x >> e${EMULATION_NAME}.c
1004 echo '; }' >> e${EMULATION_NAME}.c
1007 # Scripts read from the filesystem.
1009 cat >>e${EMULATION_NAME}.c <<EOF
1013 if (link_info.relocateable == true && config.build_constructors == true)
1014 return "ldscripts/${EMULATION_NAME}.xu";
1015 else if (link_info.relocateable == true)
1016 return "ldscripts/${EMULATION_NAME}.xr";
1017 else if (!config.text_read_only)
1018 return "ldscripts/${EMULATION_NAME}.xbn";
1019 else if (!config.magic_demand_paged)
1020 return "ldscripts/${EMULATION_NAME}.xn";
1022 return "ldscripts/${EMULATION_NAME}.x";
1028 cat >>e${EMULATION_NAME}.c <<EOF
1030 struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
1032 gld${EMULATION_NAME}_before_parse,
1035 after_parse_default,
1036 gld${EMULATION_NAME}_after_open,
1037 after_allocation_default,
1038 set_output_arch_default,
1039 ldemul_default_target,
1040 gld${EMULATION_NAME}_before_allocation,
1041 gld${EMULATION_NAME}_get_script,
1042 "${EMULATION_NAME}",
1045 gld${EMULATION_NAME}_create_output_section_statements,
1046 NULL, /* open dynamic archive */
1047 NULL, /* place orphan */
1048 gld${EMULATION_NAME}_set_symbols,
1049 NULL, /* parse args */
1050 NULL, /* unrecognized file */
1051 NULL, /* list options */
1052 NULL, /* recognized file */
1053 NULL /* find_potential_libraries */