bfd/aout-target.h

   1 /* Define a target vector and some small routines for a variant of a.out.
   2    Copyright (C) 1990-2017 Free Software Foundation, Inc.
   3
   4    This file is part of BFD, the Binary File Descriptor library.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
  19    MA 02110-1301, USA.  */
  20
  21 #include "aout/aout64.h"
  22 #include "aout/stab_gnu.h"
  23 #include "aout/ar.h"
  24 /*#include "libaout.h"*/
  25
  26 #ifndef SEGMENT_SIZE
  27 #define SEGMENT_SIZE TARGET_PAGE_SIZE
  28 #endif
  29
  30 extern reloc_howto_type * NAME (aout, reloc_type_lookup) (bfd *, bfd_reloc_code_real_type);
  31 extern reloc_howto_type * NAME (aout, reloc_name_lookup) (bfd *, const char *);
  32
  33 /* Set parameters about this a.out file that are machine-dependent.
  34    This routine is called from some_aout_object_p just before it returns.  */
  35 #ifndef MY_callback
  36
  37 static const bfd_target *
  38 MY (callback) (bfd *abfd)
  39 {
  40   struct internal_exec *execp = exec_hdr (abfd);
  41   unsigned int arch_align_power;
  42   unsigned long arch_align;
  43
  44   /* Calculate the file positions of the parts of a newly read aout header.  */
  45   obj_textsec (abfd)->size = N_TXTSIZE (execp);
  46
  47   /* The virtual memory addresses of the sections.  */
  48   obj_textsec (abfd)->vma = N_TXTADDR (execp);
  49   obj_datasec (abfd)->vma = N_DATADDR (execp);
  50   obj_bsssec  (abfd)->vma = N_BSSADDR (execp);
  51
  52   /* For some targets, if the entry point is not in the same page
  53      as the start of the text, then adjust the VMA so that it is.
  54      FIXME: Do this with a macro like SET_ARCH_MACH instead?  */
  55   if (aout_backend_info (abfd)->entry_is_text_address
  56       && execp->a_entry > obj_textsec (abfd)->vma)
  57     {
  58       bfd_vma adjust;
  59
  60       adjust = execp->a_entry - obj_textsec (abfd)->vma;
  61       /* Adjust only by whole pages.  */
  62       adjust &= ~(TARGET_PAGE_SIZE - 1);
  63       obj_textsec (abfd)->vma += adjust;
  64       obj_datasec (abfd)->vma += adjust;
  65       obj_bsssec (abfd)->vma += adjust;
  66     }
  67
  68   /* Set the load addresses to be the same as the virtual addresses.  */
  69   obj_textsec (abfd)->lma = obj_textsec (abfd)->vma;
  70   obj_datasec (abfd)->lma = obj_datasec (abfd)->vma;
  71   obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma;
  72
  73   /* The file offsets of the sections.  */
  74   obj_textsec (abfd)->filepos = N_TXTOFF (execp);
  75   obj_datasec (abfd)->filepos = N_DATOFF (execp);
  76
  77   /* The file offsets of the relocation info.  */
  78   obj_textsec (abfd)->rel_filepos = N_TRELOFF (execp);
  79   obj_datasec (abfd)->rel_filepos = N_DRELOFF (execp);
  80
  81   /* The file offsets of the string table and symbol table.  */
  82   obj_sym_filepos (abfd) = N_SYMOFF (execp);
  83   obj_str_filepos (abfd) = N_STROFF (execp);
  84
  85   /* Determine the architecture and machine type of the object file.  */
  86 #ifdef SET_ARCH_MACH
  87   SET_ARCH_MACH (abfd, execp);
  88 #else
  89   bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0);
  90 #endif
  91
  92   /* The number of relocation records.  This must be called after
  93      SET_ARCH_MACH.  It assumes that SET_ARCH_MACH will set
  94      obj_reloc_entry_size correctly, if the reloc size is not
  95      RELOC_STD_SIZE.  */
  96   obj_textsec (abfd)->reloc_count =
  97     execp->a_trsize / obj_reloc_entry_size (abfd);
  98   obj_datasec (abfd)->reloc_count =
  99     execp->a_drsize / obj_reloc_entry_size (abfd);
 100
 101   /* Now that we know the architecture, set the alignments of the
 102      sections.  This is normally done by NAME (aout,new_section_hook),
 103      but when the initial sections were created the architecture had
 104      not yet been set.  However, for backward compatibility, we don't
 105      set the alignment power any higher than as required by the size
 106      of the section.  */
 107   arch_align_power = bfd_get_arch_info (abfd)->section_align_power;
 108   arch_align = 1 << arch_align_power;
 109   if ((BFD_ALIGN (obj_textsec (abfd)->size, arch_align)
 110        == obj_textsec (abfd)->size)
 111       && (BFD_ALIGN (obj_datasec (abfd)->size, arch_align)
 112           == obj_datasec (abfd)->size)
 113       && (BFD_ALIGN (obj_bsssec (abfd)->size, arch_align)
 114           == obj_bsssec (abfd)->size))
 115     {
 116       obj_textsec (abfd)->alignment_power = arch_align_power;
 117       obj_datasec (abfd)->alignment_power = arch_align_power;
 118       obj_bsssec (abfd)->alignment_power = arch_align_power;
 119     }
 120
 121   /* Don't set sizes now -- can't be sure until we know arch & mach.
 122      Sizes get set in set_sizes callback, later.  */
 123
 124   return abfd->xvec;
 125 }
 126 #endif
 127
 128 #ifndef MY_object_p
 129 /* Finish up the reading of an a.out file header.  */
 130
 131 static const bfd_target *
 132 MY (object_p) (bfd *abfd)
 133 {
 134   struct external_exec exec_bytes;      /* Raw exec header from file.  */
 135   struct internal_exec exec;            /* Cleaned-up exec header.  */
 136   const bfd_target *target;
 137   bfd_size_type amt = EXEC_BYTES_SIZE;
 138
 139   if (bfd_bread ((void *) &exec_bytes, amt, abfd) != amt)
 140     {
 141       if (bfd_get_error () != bfd_error_system_call)
 142         bfd_set_error (bfd_error_wrong_format);
 143       return 0;
 144     }
 145
 146 #ifdef SWAP_MAGIC
 147   exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
 148 #else
 149   exec.a_info = GET_MAGIC (abfd, exec_bytes.e_info);
 150 #endif
 151
 152   if (N_BADMAG (&exec))
 153     return 0;
 154
 155 #ifdef MACHTYPE_OK
 156   if (!(MACHTYPE_OK (N_MACHTYPE (&exec))))
 157     return 0;
 158 #endif
 159
 160   NAME (aout, swap_exec_header_in) (abfd, &exec_bytes, &exec);
 161
 162 #ifdef SWAP_MAGIC
 163   /* Swap_exec_header_in read in a_info with the wrong byte order.  */
 164   exec.a_info = SWAP_MAGIC (exec_bytes.e_info);
 165 #endif
 166
 167   target = NAME (aout, some_aout_object_p) (abfd, &exec, MY (callback));
 168
 169 #ifdef ENTRY_CAN_BE_ZERO
 170   /* The NEWSOS3 entry-point is/was 0, which (amongst other lossage)
 171      means that it isn't obvious if EXEC_P should be set.
 172      All of the following must be true for an executable:
 173      There must be no relocations, the bfd can be neither an
 174      archive nor an archive element, and the file must be executable.  */
 175
 176   if (exec.a_trsize + exec.a_drsize == 0
 177       && bfd_get_format(abfd) == bfd_object && abfd->my_archive == NULL)
 178     {
 179       struct stat buf;
 180 #ifndef S_IXUSR
 181 #define S_IXUSR 0100    /* Execute by owner.  */
 182 #endif
 183       if (stat(abfd->filename, &buf) == 0 && (buf.st_mode & S_IXUSR))
 184         abfd->flags |= EXEC_P;
 185     }
 186 #endif /* ENTRY_CAN_BE_ZERO */
 187
 188   return target;
 189 }
 190 #define MY_object_p MY (object_p)
 191 #endif
 192
 193 #ifndef MY_mkobject
 194
 195 static bfd_boolean
 196 MY (mkobject) (bfd *abfd)
 197 {
 198   return NAME (aout, mkobject (abfd));
 199 }
 200
 201 #define MY_mkobject MY (mkobject)
 202 #endif
 203
 204 #ifndef MY_bfd_copy_private_section_data
 205
 206 /* Copy private section data.  This actually does nothing with the
 207    sections.  It copies the subformat field.  We copy it here, because
 208    we need to know whether this is a QMAGIC file before we set the
 209    section contents, and copy_private_bfd_data is not called until
 210    after the section contents have been set.  */
 211
 212 static bfd_boolean
 213 MY_bfd_copy_private_section_data (bfd *ibfd,
 214                                   asection *isec ATTRIBUTE_UNUSED,
 215                                   bfd *obfd,
 216                                   asection *osec ATTRIBUTE_UNUSED)
 217 {
 218   if (bfd_get_flavour (ibfd) == bfd_target_aout_flavour
 219       && bfd_get_flavour (obfd) == bfd_target_aout_flavour)
 220     obj_aout_subformat (obfd) = obj_aout_subformat (ibfd);
 221   return TRUE;
 222 }
 223
 224 #endif
 225
 226 /* Write an object file.
 227    Section contents have already been written.  We write the
 228    file header, symbols, and relocation.  */
 229
 230 #ifndef MY_write_object_contents
 231
 232 static bfd_boolean
 233 MY (write_object_contents) (bfd *abfd)
 234 {
 235   struct external_exec exec_bytes;
 236   struct internal_exec *execp = exec_hdr (abfd);
 237
 238   obj_reloc_entry_size (abfd) = RELOC_STD_SIZE;
 239
 240   WRITE_HEADERS (abfd, execp);
 241
 242   return TRUE;
 243 }
 244 #define MY_write_object_contents MY (write_object_contents)
 245 #endif
 246
 247 #ifndef MY_set_sizes
 248
 249 static bfd_boolean
 250 MY (set_sizes) (bfd *abfd)
 251 {
 252   adata(abfd).page_size = TARGET_PAGE_SIZE;
 253   adata(abfd).segment_size = SEGMENT_SIZE;
 254
 255 #ifdef ZMAGIC_DISK_BLOCK_SIZE
 256   adata(abfd).zmagic_disk_block_size = ZMAGIC_DISK_BLOCK_SIZE;
 257 #else
 258   adata(abfd).zmagic_disk_block_size = TARGET_PAGE_SIZE;
 259 #endif
 260
 261   adata(abfd).exec_bytes_size = EXEC_BYTES_SIZE;
 262   return TRUE;
 263 }
 264 #define MY_set_sizes MY (set_sizes)
 265 #endif
 266
 267 #ifndef MY_exec_hdr_flags
 268 #define MY_exec_hdr_flags 0
 269 #endif
 270
 271 #ifndef MY_backend_data
 272
 273 #ifndef MY_zmagic_contiguous
 274 #define MY_zmagic_contiguous 0
 275 #endif
 276 #ifndef MY_text_includes_header
 277 #define MY_text_includes_header 0
 278 #endif
 279 #ifndef MY_entry_is_text_address
 280 #define MY_entry_is_text_address 0
 281 #endif
 282 #ifndef MY_exec_header_not_counted
 283 #define MY_exec_header_not_counted 0
 284 #endif
 285 #ifndef MY_add_dynamic_symbols
 286 #define MY_add_dynamic_symbols 0
 287 #endif
 288 #ifndef MY_add_one_symbol
 289 #define MY_add_one_symbol 0
 290 #endif
 291 #ifndef MY_link_dynamic_object
 292 #define MY_link_dynamic_object 0
 293 #endif
 294 #ifndef MY_write_dynamic_symbol
 295 #define MY_write_dynamic_symbol 0
 296 #endif
 297 #ifndef MY_check_dynamic_reloc
 298 #define MY_check_dynamic_reloc 0
 299 #endif
 300 #ifndef MY_finish_dynamic_link
 301 #define MY_finish_dynamic_link 0
 302 #endif
 303
 304 static const struct aout_backend_data MY (backend_data) =
 305 {
 306   MY_zmagic_contiguous,
 307   MY_text_includes_header,
 308   MY_entry_is_text_address,
 309   MY_exec_hdr_flags,
 310   0,                            /* Text vma?  */
 311   MY_set_sizes,
 312   MY_exec_header_not_counted,
 313   MY_add_dynamic_symbols,
 314   MY_add_one_symbol,
 315   MY_link_dynamic_object,
 316   MY_write_dynamic_symbol,
 317   MY_check_dynamic_reloc,
 318   MY_finish_dynamic_link
 319 };
 320 #define MY_backend_data &MY (backend_data)
 321 #endif
 322
 323 #ifndef MY_final_link_callback
 324
 325 /* Callback for the final_link routine to set the section offsets.  */
 326
 327 static void
 328 MY_final_link_callback (bfd *abfd,
 329                         file_ptr *ptreloff,
 330                         file_ptr *pdreloff,
 331                         file_ptr *psymoff)
 332 {
 333   struct internal_exec *execp = exec_hdr (abfd);
 334
 335   *ptreloff = N_TRELOFF (execp);
 336   *pdreloff = N_DRELOFF (execp);
 337   *psymoff = N_SYMOFF (execp);
 338 }
 339
 340 #endif
 341
 342 #ifndef MY_bfd_final_link
 343
 344 /* Final link routine.  We need to use a call back to get the correct
 345    offsets in the output file.  */
 346
 347 static bfd_boolean
 348 MY_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
 349 {
 350   return NAME (aout, final_link) (abfd, info, MY_final_link_callback);
 351 }
 352
 353 #endif
 354
 355 /* We assume BFD generic archive files.  */
 356 #ifndef MY_openr_next_archived_file
 357 #define MY_openr_next_archived_file     bfd_generic_openr_next_archived_file
 358 #endif
 359 #ifndef MY_get_elt_at_index
 360 #define MY_get_elt_at_index             _bfd_generic_get_elt_at_index
 361 #endif
 362 #ifndef MY_generic_stat_arch_elt
 363 #define MY_generic_stat_arch_elt        bfd_generic_stat_arch_elt
 364 #endif
 365 #ifndef MY_slurp_armap
 366 #define MY_slurp_armap                  bfd_slurp_bsd_armap
 367 #endif
 368 #ifndef MY_slurp_extended_name_table
 369 #define MY_slurp_extended_name_table    _bfd_slurp_extended_name_table
 370 #endif
 371 #ifndef MY_construct_extended_name_table
 372 #define MY_construct_extended_name_table \
 373   _bfd_archive_bsd_construct_extended_name_table
 374 #endif
 375 #ifndef MY_write_armap
 376 #define MY_write_armap          _bfd_bsd_write_armap
 377 #endif
 378 #ifndef MY_read_ar_hdr
 379 #define MY_read_ar_hdr          _bfd_generic_read_ar_hdr
 380 #endif
 381 #ifndef MY_write_ar_hdr
 382 #define MY_write_ar_hdr         _bfd_generic_write_ar_hdr
 383 #endif
 384 #ifndef MY_truncate_arname
 385 #define MY_truncate_arname              bfd_bsd_truncate_arname
 386 #endif
 387 #ifndef MY_update_armap_timestamp
 388 #define MY_update_armap_timestamp _bfd_archive_bsd_update_armap_timestamp
 389 #endif
 390
 391 /* No core file defined here -- configure in trad-core.c separately.  */
 392 #ifndef MY_core_file_failing_command
 393 #define MY_core_file_failing_command _bfd_nocore_core_file_failing_command
 394 #endif
 395 #ifndef MY_core_file_failing_signal
 396 #define MY_core_file_failing_signal     _bfd_nocore_core_file_failing_signal
 397 #endif
 398 #ifndef MY_core_file_matches_executable_p
 399 #define MY_core_file_matches_executable_p       \
 400                                 _bfd_nocore_core_file_matches_executable_p
 401 #endif
 402 #ifndef MY_core_file_pid
 403 #define MY_core_file_pid _bfd_nocore_core_file_pid
 404 #endif
 405 #ifndef MY_core_file_p
 406 #define MY_core_file_p          _bfd_dummy_target
 407 #endif
 408
 409 #ifndef MY_bfd_debug_info_start
 410 #define MY_bfd_debug_info_start         bfd_void
 411 #endif
 412 #ifndef MY_bfd_debug_info_end
 413 #define MY_bfd_debug_info_end           bfd_void
 414 #endif
 415 #ifndef MY_bfd_debug_info_accumulate
 416 #define MY_bfd_debug_info_accumulate    \
 417                 (void (*) (bfd *, struct bfd_section *)) bfd_void
 418 #endif
 419
 420 #ifndef MY_core_file_failing_command
 421 #define MY_core_file_failing_command NAME (aout, core_file_failing_command)
 422 #endif
 423 #ifndef MY_core_file_failing_signal
 424 #define MY_core_file_failing_signal NAME (aout, core_file_failing_signal)
 425 #endif
 426 #ifndef MY_core_file_matches_executable_p
 427 #define MY_core_file_matches_executable_p NAME (aout, core_file_matches_executable_p)
 428 #endif
 429 #ifndef MY_set_section_contents
 430 #define MY_set_section_contents NAME (aout, set_section_contents)
 431 #endif
 432 #ifndef MY_get_section_contents
 433 #define MY_get_section_contents NAME (aout, get_section_contents)
 434 #endif
 435 #ifndef MY_get_section_contents_in_window
 436 #define MY_get_section_contents_in_window _bfd_generic_get_section_contents_in_window
 437 #endif
 438 #ifndef MY_new_section_hook
 439 #define MY_new_section_hook NAME (aout, new_section_hook)
 440 #endif
 441 #ifndef MY_get_symtab_upper_bound
 442 #define MY_get_symtab_upper_bound NAME (aout, get_symtab_upper_bound)
 443 #endif
 444 #ifndef MY_canonicalize_symtab
 445 #define MY_canonicalize_symtab NAME (aout, canonicalize_symtab)
 446 #endif
 447 #ifndef MY_get_reloc_upper_bound
 448 #define MY_get_reloc_upper_bound NAME (aout,get_reloc_upper_bound)
 449 #endif
 450 #ifndef MY_canonicalize_reloc
 451 #define MY_canonicalize_reloc NAME (aout, canonicalize_reloc)
 452 #endif
 453 #ifndef MY_set_reloc
 454 #define MY_set_reloc _bfd_generic_set_reloc
 455 #endif
 456 #ifndef MY_make_empty_symbol
 457 #define MY_make_empty_symbol NAME (aout, make_empty_symbol)
 458 #endif
 459 #ifndef MY_print_symbol
 460 #define MY_print_symbol NAME (aout, print_symbol)
 461 #endif
 462 #ifndef MY_get_symbol_info
 463 #define MY_get_symbol_info NAME (aout, get_symbol_info)
 464 #endif
 465 #ifndef MY_get_symbol_version_string
 466 #define MY_get_symbol_version_string \
 467   _bfd_nosymbols_get_symbol_version_string
 468 #endif
 469 #ifndef MY_get_lineno
 470 #define MY_get_lineno NAME (aout, get_lineno)
 471 #endif
 472 #ifndef MY_set_arch_mach
 473 #define MY_set_arch_mach NAME (aout, set_arch_mach)
 474 #endif
 475 #ifndef MY_find_nearest_line
 476 #define MY_find_nearest_line NAME (aout, find_nearest_line)
 477 #endif
 478 #ifndef MY_find_line
 479 #define MY_find_line _bfd_nosymbols_find_line
 480 #endif
 481 #ifndef MY_find_inliner_info
 482 #define MY_find_inliner_info _bfd_nosymbols_find_inliner_info
 483 #endif
 484 #ifndef MY_sizeof_headers
 485 #define MY_sizeof_headers NAME (aout, sizeof_headers)
 486 #endif
 487 #ifndef MY_bfd_get_relocated_section_contents
 488 #define MY_bfd_get_relocated_section_contents \
 489                         bfd_generic_get_relocated_section_contents
 490 #endif
 491 #ifndef MY_bfd_relax_section
 492 #define MY_bfd_relax_section bfd_generic_relax_section
 493 #endif
 494 #ifndef MY_bfd_gc_sections
 495 #define MY_bfd_gc_sections bfd_generic_gc_sections
 496 #endif
 497 #ifndef MY_bfd_lookup_section_flags
 498 #define MY_bfd_lookup_section_flags bfd_generic_lookup_section_flags
 499 #endif
 500 #ifndef MY_bfd_merge_sections
 501 #define MY_bfd_merge_sections bfd_generic_merge_sections
 502 #endif
 503 #ifndef MY_bfd_is_group_section
 504 #define MY_bfd_is_group_section bfd_generic_is_group_section
 505 #endif
 506 #ifndef MY_bfd_discard_group
 507 #define MY_bfd_discard_group bfd_generic_discard_group
 508 #endif
 509 #ifndef MY_section_already_linked
 510 #define MY_section_already_linked \
 511   _bfd_generic_section_already_linked
 512 #endif
 513 #ifndef MY_bfd_define_common_symbol
 514 #define MY_bfd_define_common_symbol bfd_generic_define_common_symbol
 515 #endif
 516 #ifndef MY_bfd_define_start_stop
 517 #define MY_bfd_define_start_stop bfd_generic_define_start_stop
 518 #endif
 519 #ifndef MY_bfd_reloc_type_lookup
 520 #define MY_bfd_reloc_type_lookup NAME (aout, reloc_type_lookup)
 521 #endif
 522 #ifndef MY_bfd_reloc_name_lookup
 523 #define MY_bfd_reloc_name_lookup NAME (aout, reloc_name_lookup)
 524 #endif
 525 #ifndef MY_bfd_make_debug_symbol
 526 #define MY_bfd_make_debug_symbol 0
 527 #endif
 528 #ifndef MY_read_minisymbols
 529 #define MY_read_minisymbols NAME (aout, read_minisymbols)
 530 #endif
 531 #ifndef MY_minisymbol_to_symbol
 532 #define MY_minisymbol_to_symbol NAME (aout, minisymbol_to_symbol)
 533 #endif
 534 #ifndef MY_bfd_link_hash_table_create
 535 #define MY_bfd_link_hash_table_create NAME (aout, link_hash_table_create)
 536 #endif
 537 #ifndef MY_bfd_link_add_symbols
 538 #define MY_bfd_link_add_symbols NAME (aout, link_add_symbols)
 539 #endif
 540 #ifndef MY_bfd_link_just_syms
 541 #define MY_bfd_link_just_syms _bfd_generic_link_just_syms
 542 #endif
 543 #ifndef MY_bfd_copy_link_hash_symbol_type
 544 #define MY_bfd_copy_link_hash_symbol_type \
 545   _bfd_generic_copy_link_hash_symbol_type
 546 #endif
 547 #ifndef MY_bfd_link_split_section
 548 #define MY_bfd_link_split_section  _bfd_generic_link_split_section
 549 #endif
 550
 551 #ifndef MY_bfd_link_check_relocs
 552 #define MY_bfd_link_check_relocs   _bfd_generic_link_check_relocs
 553 #endif
 554
 555 #ifndef MY_bfd_copy_private_bfd_data
 556 #define MY_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data
 557 #endif
 558
 559 #ifndef MY_bfd_merge_private_bfd_data
 560 #define MY_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data
 561 #endif
 562
 563 #ifndef MY_bfd_copy_private_symbol_data
 564 #define MY_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data
 565 #endif
 566
 567 #ifndef MY_bfd_copy_private_header_data
 568 #define MY_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data
 569 #endif
 570
 571 #ifndef MY_bfd_print_private_bfd_data
 572 #define MY_bfd_print_private_bfd_data _bfd_generic_bfd_print_private_bfd_data
 573 #endif
 574
 575 #ifndef MY_bfd_set_private_flags
 576 #define MY_bfd_set_private_flags _bfd_generic_bfd_set_private_flags
 577 #endif
 578
 579 #ifndef MY_bfd_is_local_label_name
 580 #define MY_bfd_is_local_label_name bfd_generic_is_local_label_name
 581 #endif
 582
 583 #ifndef MY_bfd_is_target_special_symbol
 584 #define MY_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false)
 585 #endif
 586
 587 #ifndef MY_bfd_free_cached_info
 588 #define MY_bfd_free_cached_info NAME (aout, bfd_free_cached_info)
 589 #endif
 590
 591 #ifndef MY_close_and_cleanup
 592
 593 /* Handle closing of a BFD including the resource-releasing parts.  */
 594
 595 static bfd_boolean
 596 MY_close_and_cleanup (bfd *abfd)
 597 {
 598   if (!MY_bfd_free_cached_info (abfd))
 599     return FALSE;
 600
 601   return _bfd_generic_close_and_cleanup (abfd);
 602 }
 603
 604 #endif
 605
 606 #ifndef MY_get_dynamic_symtab_upper_bound
 607 #define MY_get_dynamic_symtab_upper_bound \
 608   _bfd_nodynamic_get_dynamic_symtab_upper_bound
 609 #endif
 610 #ifndef MY_canonicalize_dynamic_symtab
 611 #define MY_canonicalize_dynamic_symtab \
 612   _bfd_nodynamic_canonicalize_dynamic_symtab
 613 #endif
 614 #ifndef MY_get_synthetic_symtab
 615 #define MY_get_synthetic_symtab \
 616   _bfd_nodynamic_get_synthetic_symtab
 617 #endif
 618 #ifndef MY_get_dynamic_reloc_upper_bound
 619 #define MY_get_dynamic_reloc_upper_bound \
 620   _bfd_nodynamic_get_dynamic_reloc_upper_bound
 621 #endif
 622 #ifndef MY_canonicalize_dynamic_reloc
 623 #define MY_canonicalize_dynamic_reloc \
 624   _bfd_nodynamic_canonicalize_dynamic_reloc
 625 #endif
 626
 627 /* Aout symbols normally have leading underscores.  */
 628 #ifndef MY_symbol_leading_char
 629 #define MY_symbol_leading_char '_'
 630 #endif
 631
 632 /* Aout archives normally use spaces for padding.  */
 633 #ifndef AR_PAD_CHAR
 634 #define AR_PAD_CHAR ' '
 635 #endif
 636
 637 #ifndef MY_BFD_TARGET
 638 const bfd_target MY (vec) =
 639 {
 640   TARGETNAME,                   /* Name.  */
 641   bfd_target_aout_flavour,
 642 #ifdef TARGET_IS_BIG_ENDIAN_P
 643   BFD_ENDIAN_BIG,               /* Target byte order (big).  */
 644   BFD_ENDIAN_BIG,               /* Target headers byte order (big).  */
 645 #else
 646   BFD_ENDIAN_LITTLE,            /* Target byte order (little).  */
 647   BFD_ENDIAN_LITTLE,            /* Target headers byte order (little).  */
 648 #endif
 649   (HAS_RELOC | EXEC_P |         /* Object flags.  */
 650    HAS_LINENO | HAS_DEBUG |
 651    HAS_SYMS | HAS_LOCALS | DYNAMIC | WP_TEXT | D_PAGED),
 652   (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC | SEC_CODE | SEC_DATA),
 653   MY_symbol_leading_char,
 654   AR_PAD_CHAR,                  /* AR_pad_char.  */
 655   15,                           /* AR_max_namelen.  */
 656   0,                            /* match priority.  */
 657 #ifdef TARGET_IS_BIG_ENDIAN_P
 658   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 659      bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 660      bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data.  */
 661   bfd_getb64, bfd_getb_signed_64, bfd_putb64,
 662      bfd_getb32, bfd_getb_signed_32, bfd_putb32,
 663      bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers.  */
 664 #else
 665   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 666      bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 667      bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Data.  */
 668   bfd_getl64, bfd_getl_signed_64, bfd_putl64,
 669      bfd_getl32, bfd_getl_signed_32, bfd_putl32,
 670      bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* Headers.  */
 671 #endif
 672     {_bfd_dummy_target, MY_object_p,            /* bfd_check_format.  */
 673        bfd_generic_archive_p, MY_core_file_p},
 674     {bfd_false, MY_mkobject,                    /* bfd_set_format.  */
 675        _bfd_generic_mkarchive, bfd_false},
 676     {bfd_false, MY_write_object_contents,       /* bfd_write_contents.  */
 677        _bfd_write_archive_contents, bfd_false},
 678
 679      BFD_JUMP_TABLE_GENERIC (MY),
 680      BFD_JUMP_TABLE_COPY (MY),
 681      BFD_JUMP_TABLE_CORE (MY),
 682      BFD_JUMP_TABLE_ARCHIVE (MY),
 683      BFD_JUMP_TABLE_SYMBOLS (MY),
 684      BFD_JUMP_TABLE_RELOCS (MY),
 685      BFD_JUMP_TABLE_WRITE (MY),
 686      BFD_JUMP_TABLE_LINK (MY),
 687      BFD_JUMP_TABLE_DYNAMIC (MY),
 688
 689   /* Alternative_target.  */
 690   NULL,
 691
 692   MY_backend_data
 693 };
 694 #endif /* MY_BFD_TARGET */