| 1 | /* ar.c - Archive modify and extract. */ |
| 2 | /* |
| 3 | Bugs: should use getopt the way tar does (complete w/optional -) and |
| 4 | should have long options too. GNU ar used to check file against filesystem |
| 5 | in quick_update and replace operations (would check mtime). Doesn't warn |
| 6 | when name truncated. No way to specify pos_end. Error messages should be |
| 7 | more consistant. |
| 8 | */ |
| 9 | #include "sysdep.h" |
| 10 | #include "bfd.h" |
| 11 | #include "ar.h" |
| 12 | #include <stdio.h> |
| 13 | #include <sys/time.h> |
| 14 | #include <errno.h> |
| 15 | #define BUFSIZE 8192 |
| 16 | /* Not great to have these here. Should they be exported or not? */ |
| 17 | PROTO(size_t, bfd_read, (void *ptr, size_t size, size_t nitems, bfd * abfd)); |
| 18 | PROTO(size_t, bfd_write, (void *ptr, size_t size, size_t nitems, bfd * abfd)); |
| 19 | /* PROTO (void, open_inarch, (char *archive_filename)); */ |
| 20 | #ifdef __STDC__ |
| 21 | static void open_inarch(char *archive_filename); |
| 22 | #else |
| 23 | static void open_inarch(); |
| 24 | #endif /* __STDC__ */ |
| 25 | |
| 26 | PROTO(void, map_over_members, (void (*function) (), char **files, int count)); |
| 27 | PROTO(void, print_contents, (bfd * member)); |
| 28 | PROTO(void, extract_file, (bfd * abfd)); |
| 29 | PROTO(void, delete_members, (char **files_to_delete)); |
| 30 | PROTO(void, do_quick_append, (char *archive_filename, char **files_to_append)); |
| 31 | PROTO(void, move_members, (char **files_to_move)); |
| 32 | PROTO(void, replace_members, (char **files_to_replace)); |
| 33 | PROTO(void, print_descr, (bfd * abfd)); |
| 34 | PROTO(void, ranlib_only, (char *archname)); |
| 35 | |
| 36 | /** Globals and flags */ |
| 37 | |
| 38 | char *program_name = NULL; |
| 39 | bfd bogus_archive; |
| 40 | bfd *inarch; /* The input arch we're manipulating */ |
| 41 | |
| 42 | /* Nonzero means don't warn about creating the archive file if necessary. */ |
| 43 | int silent_create = 0; |
| 44 | /* Nonzero means describe each action performed. */ |
| 45 | int verbose = 0; |
| 46 | /* Nonzero means preserve dates of members when extracting them. */ |
| 47 | int preserve_dates = 0; |
| 48 | /* |
| 49 | Nonzero means don't replace existing members whose dates are more recent |
| 50 | than the corresponding files. |
| 51 | */ |
| 52 | int newer_only = 0; |
| 53 | /* write a __.SYMDEF member into the modified archive. */ |
| 54 | boolean write_armap = false; |
| 55 | /* |
| 56 | Nonzero means don't update __.SYMDEF unless command line explicitly |
| 57 | requested it |
| 58 | */ |
| 59 | int ignore_symdef = 0; |
| 60 | /* |
| 61 | Nonzero means it's the name of an existing member; position new or moved |
| 62 | files with respect to this one. |
| 63 | */ |
| 64 | char *posname = NULL; |
| 65 | /* |
| 66 | Sez how to use `posname': pos_before means position before that member. |
| 67 | pos_after means position after that member. pos_end means always at end. |
| 68 | pos_default means default appropriately. For the latter two, `posname' |
| 69 | should also be zero. |
| 70 | */ |
| 71 | enum pos { |
| 72 | pos_default, pos_before, pos_after, pos_end |
| 73 | } postype = pos_default; |
| 74 | |
| 75 | #ifdef GNU960 |
| 76 | char *default_target; |
| 77 | |
| 78 | void |
| 79 | gnu960_verify_target(abfd) |
| 80 | bfd *abfd; |
| 81 | { |
| 82 | if ( abfd->format == bfd_unknown ){ |
| 83 | bfd_check_format(abfd, bfd_object); |
| 84 | /* Don't really care if it's an object -- |
| 85 | * just want to get the correct xvec. |
| 86 | */ |
| 87 | } |
| 88 | if ( !BFD_COFF_FILE_P(abfd) ){ |
| 89 | fatal( "'%s' not a COFF file -- operation aborted", |
| 90 | abfd->filename ); |
| 91 | } |
| 92 | } |
| 93 | #endif |
| 94 | |
| 95 | |
| 96 | |
| 97 | boolean operation_alters_arch = false; |
| 98 | |
| 99 | /* |
| 100 | The option parsing should be in its own function. It will be when I have |
| 101 | getopt working. |
| 102 | */ |
| 103 | int |
| 104 | main(argc, argv) |
| 105 | int argc; |
| 106 | char **argv; |
| 107 | { |
| 108 | char *arg_ptr; |
| 109 | char c; |
| 110 | enum { |
| 111 | none = 0, delete, replace, print_table, |
| 112 | print_files, extract, move, quick_append |
| 113 | } operation = none; |
| 114 | int arg_index; |
| 115 | char **files; |
| 116 | char *inarch_filename; |
| 117 | char *temp; |
| 118 | |
| 119 | #ifdef GNU960 |
| 120 | check_v960( argc, argv ); |
| 121 | default_target = bfd_make_targ_name(BFD_COFF_FORMAT,HOST_BYTE_ORDER_BIG_P); |
| 122 | #endif |
| 123 | |
| 124 | program_name = argv[0]; |
| 125 | |
| 126 | temp = strrchr(program_name, '/'); |
| 127 | if (temp == (char *) NULL) |
| 128 | temp = program_name; /* shouldn't happen, but... */ |
| 129 | else |
| 130 | ++temp; |
| 131 | if (!strcmp(temp, "ranlib")) { |
| 132 | if (argc < 2) |
| 133 | fatal("Too few command arguments."); |
| 134 | ranlib_only(argv[1]); |
| 135 | } |
| 136 | |
| 137 | |
| 138 | if (argc < 3) |
| 139 | fatal("Too few command arguments."); |
| 140 | |
| 141 | arg_ptr = argv[1]; |
| 142 | |
| 143 | if (*arg_ptr == '-') |
| 144 | ++arg_ptr; /* compatibility */ |
| 145 | |
| 146 | while (c = *arg_ptr++) { |
| 147 | switch (c) { |
| 148 | case 'd': |
| 149 | case 'm': |
| 150 | case 'p': |
| 151 | case 'q': |
| 152 | case 'r': |
| 153 | case 't': |
| 154 | case 'x': |
| 155 | if (operation != none) |
| 156 | fatal("two different operation switches specified"); |
| 157 | switch (c) { |
| 158 | case 'd': |
| 159 | operation = delete; |
| 160 | operation_alters_arch = true; |
| 161 | break; |
| 162 | case 'm': |
| 163 | operation = move; |
| 164 | operation_alters_arch = true; |
| 165 | break; |
| 166 | case 'p': |
| 167 | operation = print_files; |
| 168 | break; |
| 169 | case 'q': |
| 170 | operation = quick_append; |
| 171 | operation_alters_arch = true; |
| 172 | break; |
| 173 | case 'r': |
| 174 | operation = replace; |
| 175 | operation_alters_arch = true; |
| 176 | break; |
| 177 | case 't': |
| 178 | operation = print_table; |
| 179 | break; |
| 180 | case 'x': |
| 181 | operation = extract; |
| 182 | break; |
| 183 | } |
| 184 | case 'l': |
| 185 | break; |
| 186 | case 'c': |
| 187 | silent_create = 1; |
| 188 | break; |
| 189 | case 'o': |
| 190 | preserve_dates = 1; |
| 191 | break; |
| 192 | case 's': |
| 193 | write_armap = true; |
| 194 | break; |
| 195 | case 'u': |
| 196 | newer_only = 1; |
| 197 | break; |
| 198 | case 'v': |
| 199 | verbose = 1; |
| 200 | break; |
| 201 | case 'a': |
| 202 | postype = pos_after; |
| 203 | break; |
| 204 | case 'b': |
| 205 | postype = pos_before; |
| 206 | break; |
| 207 | case 'i': |
| 208 | postype = pos_before; |
| 209 | break; |
| 210 | default: |
| 211 | fatal("invalid option %c", c); |
| 212 | } |
| 213 | } |
| 214 | |
| 215 | if (operation == none && write_armap) |
| 216 | ranlib_only(argv[2]); |
| 217 | |
| 218 | if (operation == none) |
| 219 | fatal("no operation specified"); |
| 220 | |
| 221 | if (newer_only && operation != replace) |
| 222 | fatal("'u' only meaningful with 'r' option."); |
| 223 | |
| 224 | arg_index = 2; |
| 225 | |
| 226 | if (postype != pos_default) |
| 227 | posname = argv[arg_index++]; |
| 228 | |
| 229 | inarch_filename = argv[arg_index++]; |
| 230 | |
| 231 | if (arg_index < argc) { |
| 232 | files = argv + arg_index; |
| 233 | while (arg_index < argc) |
| 234 | if (!strcmp(argv[arg_index++], "__.SYMDEF")) { |
| 235 | ignore_symdef = 1; |
| 236 | break; |
| 237 | } |
| 238 | } |
| 239 | else |
| 240 | files = NULL; |
| 241 | |
| 242 | if (operation == quick_append) { |
| 243 | if (files != NULL) |
| 244 | do_quick_append(inarch_filename, files); |
| 245 | exit(0); |
| 246 | } |
| 247 | |
| 248 | |
| 249 | open_inarch(inarch_filename); |
| 250 | /* |
| 251 | If we have no archive, and we've been asked to replace then create one |
| 252 | */ |
| 253 | #if 0 |
| 254 | if (operation == replace && inarch == &bogus_archive) { |
| 255 | silent_create = 1; |
| 256 | do_quick_append(inarch_filename, 0); |
| 257 | open_inarch(inarch_filename); |
| 258 | } |
| 259 | #endif |
| 260 | switch (operation) { |
| 261 | |
| 262 | case print_table: |
| 263 | map_over_members(print_descr, files, argc - 3); |
| 264 | break; |
| 265 | |
| 266 | case print_files: |
| 267 | map_over_members(print_contents, files, argc - 3); |
| 268 | break; |
| 269 | |
| 270 | case extract: |
| 271 | map_over_members(extract_file, files, argc - 3); |
| 272 | break; |
| 273 | |
| 274 | case delete: |
| 275 | if (files != NULL) |
| 276 | delete_members(files); |
| 277 | break; |
| 278 | |
| 279 | case move: |
| 280 | if (files != NULL) |
| 281 | move_members(files); |
| 282 | break; |
| 283 | |
| 284 | case replace: |
| 285 | if (files != NULL || write_armap) |
| 286 | replace_members(files); |
| 287 | break; |
| 288 | |
| 289 | /* Shouldn't happen! */ |
| 290 | default: |
| 291 | fprintf(stderr, "Sorry; this option not implemented.\n"); |
| 292 | } |
| 293 | |
| 294 | return (0); |
| 295 | } /* main() */ |
| 296 | |
| 297 | static |
| 298 | char *normalize(file) |
| 299 | char *file; |
| 300 | { |
| 301 | char * filename = strrchr(file, '/'); |
| 302 | if (filename != (char *)NULL) { |
| 303 | filename ++; |
| 304 | } |
| 305 | else { |
| 306 | filename = file; |
| 307 | } |
| 308 | return filename; |
| 309 | } |
| 310 | |
| 311 | static void |
| 312 | open_inarch(archive_filename) |
| 313 | char *archive_filename; |
| 314 | { |
| 315 | bfd **last_one; |
| 316 | bfd *next_one; |
| 317 | struct stat sbuf; |
| 318 | bfd_error = no_error; |
| 319 | if (stat(archive_filename, &sbuf) != 0) { |
| 320 | if (errno != ENOENT) |
| 321 | bfd_fatal(archive_filename); |
| 322 | if (!operation_alters_arch) { |
| 323 | fprintf (stderr, "%s: %s not found.\n", program_name, |
| 324 | archive_filename); |
| 325 | exit (1); |
| 326 | } |
| 327 | if (!silent_create) |
| 328 | fprintf(stderr, |
| 329 | "%s: creating %s\n", program_name, archive_filename); |
| 330 | |
| 331 | inarch = &bogus_archive; |
| 332 | inarch->filename = archive_filename; |
| 333 | inarch->has_armap = true; |
| 334 | |
| 335 | } |
| 336 | else { |
| 337 | #ifdef GNU960 |
| 338 | inarch = bfd_openr(archive_filename, default_target); |
| 339 | #else |
| 340 | inarch = bfd_openr(archive_filename, NULL); |
| 341 | #endif |
| 342 | if (inarch == NULL) { |
| 343 | bloser: |
| 344 | bfd_perror(archive_filename); |
| 345 | exit(1); |
| 346 | } |
| 347 | |
| 348 | if (bfd_check_format(inarch, bfd_archive) != true) |
| 349 | fatal("File %s is not an archive.", archive_filename); |
| 350 | #ifdef GNU960 |
| 351 | gnu960_verify_target(inarch); /* Exits on failure */ |
| 352 | #endif |
| 353 | last_one = &(inarch->next); |
| 354 | /* Read all the contents right away, regardless. */ |
| 355 | for (next_one = bfd_openr_next_archived_file(inarch, NULL); |
| 356 | next_one; |
| 357 | next_one = bfd_openr_next_archived_file(inarch, next_one)) { |
| 358 | *last_one = next_one; |
| 359 | last_one = &next_one->next; |
| 360 | } |
| 361 | *last_one = (bfd *) NULL; |
| 362 | if (bfd_error != no_more_archived_files) |
| 363 | goto bloser; |
| 364 | } |
| 365 | } |
| 366 | |
| 367 | |
| 368 | |
| 369 | /* |
| 370 | If count is 0, then function is called once on each entry. if nonzero, |
| 371 | count is the length of the files chain; function is called on each entry |
| 372 | whose name matches one in files |
| 373 | */ |
| 374 | void |
| 375 | map_over_members(function, files, count) |
| 376 | void (*function) (); |
| 377 | char **files; |
| 378 | int count; |
| 379 | { |
| 380 | bfd *head; |
| 381 | |
| 382 | |
| 383 | |
| 384 | |
| 385 | if (count == 0) { |
| 386 | for (head = inarch->next; head; head = head->next) |
| 387 | function(head); |
| 388 | return; |
| 389 | } |
| 390 | /* |
| 391 | This may appear to be a baroque way of accomplishing what we want. |
| 392 | however we have to iterate over the filenames in order to notice where |
| 393 | a filename is requested but does not exist in the archive. Ditto |
| 394 | mapping over each file each time -- we want to hack multiple |
| 395 | references. |
| 396 | */ |
| 397 | |
| 398 | for (; count > 0; files++, count--) { |
| 399 | boolean found = false; |
| 400 | for (head = inarch->next; head; head = head->next) |
| 401 | if ((head->filename != NULL) && |
| 402 | (!strcmp(*files, head->filename))) { |
| 403 | found = true; |
| 404 | function(head); |
| 405 | } |
| 406 | if (!found) |
| 407 | fprintf(stderr, "No entry %s in archive.\n", *files); |
| 408 | } |
| 409 | } |
| 410 | |
| 411 | |
| 412 | /* Things which are interesting to map over all or some of the files: */ |
| 413 | |
| 414 | void |
| 415 | print_descr(abfd) |
| 416 | bfd *abfd; |
| 417 | { |
| 418 | print_arelt_descr(abfd, verbose); |
| 419 | } |
| 420 | |
| 421 | void |
| 422 | print_contents(abfd) |
| 423 | bfd *abfd; |
| 424 | { |
| 425 | int ncopied = 0; |
| 426 | struct stat buf; |
| 427 | long size; |
| 428 | if (bfd_stat_arch_elt(abfd, &buf) != 0) |
| 429 | fatal("Internal stat error on %s", abfd->filename); |
| 430 | |
| 431 | if (verbose) |
| 432 | printf("\n<member %s>\n\n", abfd->filename); |
| 433 | |
| 434 | bfd_seek(abfd, 0, SEEK_SET); |
| 435 | |
| 436 | size = buf.st_size; |
| 437 | while (ncopied < size) { |
| 438 | char cbuf[BUFSIZE]; |
| 439 | int nread; |
| 440 | int tocopy = size - ncopied; |
| 441 | if (tocopy > BUFSIZE) |
| 442 | tocopy = BUFSIZE; |
| 443 | |
| 444 | nread = bfd_read(cbuf, 1, tocopy, abfd); /* oops -- broke |
| 445 | abstraction! */ |
| 446 | |
| 447 | if (nread != tocopy) |
| 448 | fatal("file %s not a valid archive", abfd->my_archive->filename); |
| 449 | fwrite(cbuf, 1, nread, stdout); |
| 450 | ncopied += tocopy; |
| 451 | } |
| 452 | } |
| 453 | |
| 454 | |
| 455 | /* |
| 456 | Extract a member of the archive into its own file. |
| 457 | |
| 458 | We defer opening the new file until after we have read a BUFSIZ chunk of the |
| 459 | old one, since we know we have just read the archive header for the old |
| 460 | one. Since most members are shorter than BUFSIZ, this means we will read |
| 461 | the old header, read the old data, write a new inode for the new file, and |
| 462 | write the new data, and be done. This 'optimization' is what comes from |
| 463 | sitting next to a bare disk and hearing it every time it seeks. -- Gnu |
| 464 | Gilmore |
| 465 | */ |
| 466 | |
| 467 | void |
| 468 | extract_file(abfd) |
| 469 | bfd *abfd; |
| 470 | { |
| 471 | FILE *ostream; |
| 472 | char cbuf[BUFSIZE]; |
| 473 | int nread, |
| 474 | tocopy; |
| 475 | int ncopied = 0; |
| 476 | long size; |
| 477 | struct stat buf; |
| 478 | if (bfd_stat_arch_elt(abfd, &buf) != 0) |
| 479 | fatal("Internal stat error on %s", abfd->filename); |
| 480 | size = buf.st_size; |
| 481 | |
| 482 | if (verbose) |
| 483 | printf("x - %s\n", abfd->filename); |
| 484 | |
| 485 | bfd_seek(abfd, 0, SEEK_SET); |
| 486 | |
| 487 | ostream = 0; |
| 488 | if (size == 0) { |
| 489 | /* Seems like an abstraction violation, eh? Well it's OK! */ |
| 490 | ostream = fopen(abfd->filename, "w"); |
| 491 | if (!ostream) { |
| 492 | perror(abfd->filename); |
| 493 | exit(1); |
| 494 | } |
| 495 | } else |
| 496 | while (ncopied < size) { |
| 497 | tocopy = size - ncopied; |
| 498 | if (tocopy > BUFSIZE) |
| 499 | tocopy = BUFSIZE; |
| 500 | |
| 501 | nread = bfd_read(cbuf, 1, tocopy, abfd); |
| 502 | if (nread != tocopy) |
| 503 | fatal("file %s not a valid archive", abfd->my_archive->filename); |
| 504 | |
| 505 | /* See comment above; this saves disk arm motion */ |
| 506 | if (!ostream) { |
| 507 | /* Seems like an abstraction violation, eh? Well it's OK! */ |
| 508 | ostream = fopen(abfd->filename, "w"); |
| 509 | if (!ostream) { |
| 510 | perror(abfd->filename); |
| 511 | exit(1); |
| 512 | } |
| 513 | } |
| 514 | fwrite(cbuf, 1, nread, ostream); |
| 515 | ncopied += tocopy; |
| 516 | } |
| 517 | |
| 518 | fclose(ostream); |
| 519 | chmod(abfd->filename, buf.st_mode); |
| 520 | |
| 521 | if (preserve_dates) { |
| 522 | #ifdef USG |
| 523 | long tb[2]; |
| 524 | tb[0] = buf.st_mtime; |
| 525 | tb[1] = buf.st_mtime; |
| 526 | utime(abfd->filename, tb); /* FIXME check result */ |
| 527 | #else |
| 528 | struct timeval tv[2]; |
| 529 | tv[0].tv_sec = buf.st_mtime; |
| 530 | tv[0].tv_usec = 0; |
| 531 | tv[1].tv_sec = buf.st_mtime; |
| 532 | tv[1].tv_usec = 0; |
| 533 | utimes(abfd->filename, tv); /* FIXME check result */ |
| 534 | #endif |
| 535 | } |
| 536 | } |
| 537 | |
| 538 | |
| 539 | /* Just do it quickly; don't worry about dups, armap, or anything like that */ |
| 540 | |
| 541 | /* This is ugly! XXX */ |
| 542 | |
| 543 | PROTO(struct ar_hdr *, bfd_special_undocumented_glue, (bfd *abfd, char *filename)); |
| 544 | |
| 545 | void |
| 546 | do_quick_append(archive_filename, files_to_append) |
| 547 | char *archive_filename; |
| 548 | char **files_to_append; |
| 549 | |
| 550 | { |
| 551 | FILE *ofile, |
| 552 | *ifile; |
| 553 | char buf[BUFSIZE]; |
| 554 | long tocopy, |
| 555 | thistime; |
| 556 | bfd *temp; |
| 557 | struct stat sbuf; |
| 558 | boolean newfile = false; |
| 559 | bfd_error = no_error; |
| 560 | |
| 561 | if (stat(archive_filename, &sbuf) != 0) { |
| 562 | if (errno != ENOENT) |
| 563 | bfd_fatal(archive_filename); |
| 564 | newfile = true; |
| 565 | } |
| 566 | |
| 567 | |
| 568 | ofile = fopen(archive_filename, "a+"); |
| 569 | if (ofile == NULL) { |
| 570 | perror(program_name); |
| 571 | exit(1); |
| 572 | } |
| 573 | |
| 574 | /* bletch */ |
| 575 | #ifdef GNU960 |
| 576 | temp = bfd_openr(archive_filename, default_target); |
| 577 | #else |
| 578 | temp = bfd_openr(archive_filename, NULL); |
| 579 | #endif |
| 580 | if (temp == NULL) { |
| 581 | bfd_perror(archive_filename); |
| 582 | exit(1); |
| 583 | } |
| 584 | if (newfile == false) { |
| 585 | if (bfd_check_format(temp, bfd_archive) != true) |
| 586 | fatal("File %s is not an archive.", archive_filename); |
| 587 | #ifdef GNU960 |
| 588 | gnu960_verify_target(temp); /* Exits on failure */ |
| 589 | #endif |
| 590 | } |
| 591 | else { |
| 592 | fwrite(ARMAG, 1, SARMAG, ofile); |
| 593 | if (!silent_create) |
| 594 | fprintf(stderr, "%s: creating %s\n", program_name, archive_filename); |
| 595 | } |
| 596 | |
| 597 | /* assume it's an achive, go straight to the end, sans $200 */ |
| 598 | fseek(ofile, 0, 2); |
| 599 | |
| 600 | for (; files_to_append && *files_to_append; ++files_to_append) { |
| 601 | struct ar_hdr *hdr = bfd_special_undocumented_glue(temp, *files_to_append); |
| 602 | if (hdr == NULL) { |
| 603 | bfd_perror(*files_to_append); |
| 604 | exit(1); |
| 605 | } |
| 606 | |
| 607 | BFD_SEND(temp, _bfd_truncate_arname, (temp, *files_to_append, (char *) hdr)); |
| 608 | |
| 609 | ifile = fopen(*files_to_append, "r"); |
| 610 | if (ifile == NULL) |
| 611 | bfd_perror(program_name); |
| 612 | |
| 613 | if (stat(*files_to_append, &sbuf) != 0) |
| 614 | bfd_perror(*files_to_append); |
| 615 | |
| 616 | tocopy = sbuf.st_size; |
| 617 | |
| 618 | /* XXX should do error-checking! */ |
| 619 | fwrite(hdr, 1, sizeof(struct ar_hdr), ofile); |
| 620 | |
| 621 | |
| 622 | while (tocopy > 0) { |
| 623 | thistime = tocopy; |
| 624 | if (thistime > BUFSIZE) |
| 625 | thistime = BUFSIZE; |
| 626 | fread(buf, 1, thistime, ifile); |
| 627 | fwrite(buf, 1, thistime, ofile); |
| 628 | tocopy -= thistime; |
| 629 | } |
| 630 | fclose(ifile); |
| 631 | if ((sbuf.st_size % 2) == 1) |
| 632 | putc('\n', ofile); |
| 633 | } |
| 634 | fclose(ofile); |
| 635 | bfd_close(temp); |
| 636 | } |
| 637 | |
| 638 | |
| 639 | void |
| 640 | write_archive() |
| 641 | { |
| 642 | bfd *obfd; |
| 643 | char *xmalloc(); |
| 644 | int namelen = strlen(inarch->filename); |
| 645 | char *new_name = xmalloc(namelen + 6); |
| 646 | bfd *contents_head = inarch->next; |
| 647 | #if 0 |
| 648 | if (inarch == &bogus_archive) { |
| 649 | /* How can this be ? */ |
| 650 | return; |
| 651 | } |
| 652 | else { |
| 653 | #endif |
| 654 | strcpy(new_name, inarch->filename); |
| 655 | strcpy(new_name + namelen, ".art"); |
| 656 | obfd = bfd_openw(new_name, |
| 657 | /* violates abstraction; need a better protocol */ |
| 658 | (inarch->xvec ? bfd_get_target(inarch) : NULL)); |
| 659 | |
| 660 | if (obfd == NULL) |
| 661 | bfd_fatal(inarch->filename); |
| 662 | |
| 663 | bfd_set_format(obfd, bfd_archive); |
| 664 | obfd->has_armap = write_armap; |
| 665 | |
| 666 | if (bfd_set_archive_head(obfd, contents_head) != true) |
| 667 | bfd_fatal(inarch->filename); |
| 668 | |
| 669 | if (!bfd_close(obfd)) |
| 670 | bfd_fatal(inarch->filename); |
| 671 | if (rename(new_name, inarch->filename) != 0) |
| 672 | bfd_fatal(inarch->filename); |
| 673 | #if 0 |
| 674 | } |
| 675 | #endif |
| 676 | } |
| 677 | |
| 678 | |
| 679 | |
| 680 | /* |
| 681 | returns a pointer to the pointer to the entry which should be rplacd'd |
| 682 | into when altering. default_pos should be how to interpret pos_default, |
| 683 | and should be a pos value. |
| 684 | */ |
| 685 | |
| 686 | bfd ** |
| 687 | get_pos_bfd(contents, default_pos) |
| 688 | bfd **contents; |
| 689 | enum pos default_pos; |
| 690 | { |
| 691 | bfd **after_bfd; |
| 692 | |
| 693 | enum pos realpos = (postype == pos_default ? default_pos : postype); |
| 694 | switch (realpos) { |
| 695 | |
| 696 | case pos_end: |
| 697 | after_bfd = contents; |
| 698 | while (*after_bfd) { |
| 699 | after_bfd = &((*after_bfd)->next); |
| 700 | } |
| 701 | |
| 702 | break; |
| 703 | #if 0 |
| 704 | case pos_after: |
| 705 | for (after_bfd = contents; after_bfd; after_bfd = after_bfd->next) |
| 706 | if (!strcpy(after_bfd->filename, posname)) |
| 707 | break; |
| 708 | break; |
| 709 | case pos_before: |
| 710 | for (after_bfd = contents; after_bfd; after_bfd = after_bfd->next) |
| 711 | if (after_bfd->next && (!strcpy(after_bfd->next->filename, posname))) |
| 712 | break; |
| 713 | #endif |
| 714 | } |
| 715 | |
| 716 | return after_bfd; |
| 717 | } |
| 718 | |
| 719 | |
| 720 | void |
| 721 | delete_members(files_to_delete) |
| 722 | char **files_to_delete; |
| 723 | { |
| 724 | bfd **current_ptr_ptr; |
| 725 | boolean found; |
| 726 | boolean something_changed = false; |
| 727 | for (; *files_to_delete != NULL; ++files_to_delete) { |
| 728 | /* |
| 729 | In a.out systems, the armap is optional. It's also called |
| 730 | __.SYMDEF. So if the user asked to delete it, we should remember |
| 731 | that fact. The name is NULL in COFF archives, so using this as a |
| 732 | key is as good as anything I suppose |
| 733 | */ |
| 734 | if (!strcmp(*files_to_delete, "__.SYMDEF")) { |
| 735 | inarch->has_armap = false; |
| 736 | write_armap = false; |
| 737 | continue; |
| 738 | } |
| 739 | |
| 740 | found = false; |
| 741 | current_ptr_ptr = &(inarch->next); |
| 742 | while (*current_ptr_ptr) { |
| 743 | if (strcmp(*files_to_delete, (*current_ptr_ptr)->filename) == 0) { |
| 744 | found = true; |
| 745 | something_changed = true; |
| 746 | if (verbose) |
| 747 | printf("d - %s\n", |
| 748 | *files_to_delete); |
| 749 | *current_ptr_ptr = ((*current_ptr_ptr)->next); |
| 750 | goto next_file; |
| 751 | |
| 752 | } |
| 753 | else { |
| 754 | current_ptr_ptr = &((*current_ptr_ptr)->next); |
| 755 | } |
| 756 | } |
| 757 | |
| 758 | if (verbose && found == false) { |
| 759 | printf("No member named `%s'\n", *files_to_delete); |
| 760 | } |
| 761 | next_file:; |
| 762 | |
| 763 | } |
| 764 | |
| 765 | if (something_changed == true) { |
| 766 | write_archive(); |
| 767 | } |
| 768 | } |
| 769 | |
| 770 | |
| 771 | /* Reposition existing members within an archive */ |
| 772 | |
| 773 | void |
| 774 | move_members(files_to_move) |
| 775 | char **files_to_move; |
| 776 | { |
| 777 | bfd **after_bfd; /* New entries go after this one */ |
| 778 | bfd **current_ptr_ptr; /* cdr pointer into contents */ |
| 779 | |
| 780 | |
| 781 | |
| 782 | |
| 783 | for (; *files_to_move; ++files_to_move) { |
| 784 | current_ptr_ptr = &(inarch->next); |
| 785 | while (*current_ptr_ptr) { |
| 786 | bfd *current_ptr = *current_ptr_ptr; |
| 787 | if (strcmp(normalize(*files_to_move), current_ptr->filename) == 0) { |
| 788 | /* |
| 789 | Move this file to the end of the list - first cut from |
| 790 | where it is. |
| 791 | */ |
| 792 | *current_ptr_ptr = current_ptr->next; |
| 793 | |
| 794 | /* Now glue to end */ |
| 795 | after_bfd = get_pos_bfd(&inarch->next, pos_end); |
| 796 | *after_bfd = current_ptr; |
| 797 | current_ptr->next = (bfd *) NULL; |
| 798 | |
| 799 | if (verbose) |
| 800 | printf("m - %s\n", *files_to_move); |
| 801 | |
| 802 | goto next_file; |
| 803 | } |
| 804 | current_ptr_ptr = &((*current_ptr_ptr)->next); |
| 805 | } |
| 806 | fprintf(stderr, "No entry %s in archive %s!\n", |
| 807 | *files_to_move, inarch->filename); |
| 808 | exit(1); |
| 809 | next_file:; |
| 810 | } |
| 811 | |
| 812 | write_archive(); |
| 813 | } |
| 814 | |
| 815 | |
| 816 | /* Ought to default to replacing in place, but this is existing practice! */ |
| 817 | |
| 818 | void |
| 819 | replace_members(files_to_move) |
| 820 | char **files_to_move; |
| 821 | { |
| 822 | bfd **after_bfd; /* New entries go after this one */ |
| 823 | bfd *current; |
| 824 | bfd **current_ptr; |
| 825 | bfd *temp; |
| 826 | /* |
| 827 | If the first item in the archive is an __.SYMDEF then remove it |
| 828 | */ |
| 829 | if (inarch->next && |
| 830 | strcmp(inarch->next->filename, "__.SYMDEF") == 0) { |
| 831 | inarch->next = inarch->next->next; |
| 832 | } |
| 833 | |
| 834 | |
| 835 | |
| 836 | while (files_to_move && *files_to_move) { |
| 837 | current_ptr = &inarch->next; |
| 838 | while (*current_ptr) { |
| 839 | current = *current_ptr; |
| 840 | |
| 841 | if (!strcmp(normalize(*files_to_move), current->filename)) { |
| 842 | if (newer_only) { |
| 843 | struct stat fsbuf, |
| 844 | asbuf; |
| 845 | |
| 846 | if (current->arelt_data == NULL) { |
| 847 | /* This can only happen if you specify a file on the |
| 848 | command line more than once. */ |
| 849 | fprintf (stderr, "Duplicate file specified: %s -- skipping.\n", *files_to_move); |
| 850 | goto next_file; |
| 851 | } |
| 852 | |
| 853 | if (stat(*files_to_move, &fsbuf) != 0) { |
| 854 | if (errno != ENOENT) |
| 855 | bfd_fatal(*files_to_move); |
| 856 | goto next_file; |
| 857 | } |
| 858 | if (bfd_stat_arch_elt(current, &asbuf) != 0) |
| 859 | fatal("Internal stat error on %s", current->filename); |
| 860 | |
| 861 | if (fsbuf.st_mtime <= asbuf.st_mtime) |
| 862 | goto next_file; |
| 863 | } |
| 864 | |
| 865 | /* snip out this entry from the chain */ |
| 866 | *current_ptr = current->next; |
| 867 | |
| 868 | after_bfd = get_pos_bfd(&inarch->next, pos_end); |
| 869 | temp = *after_bfd; |
| 870 | *after_bfd = bfd_openr(*files_to_move, NULL); |
| 871 | if (*after_bfd == (bfd *) NULL) { |
| 872 | fprintf(stderr, "Can't open file %s\n", *files_to_move); |
| 873 | exit(1); |
| 874 | } |
| 875 | #ifdef GNU960 |
| 876 | gnu960_verify_target(*after_bfd); /* Exits on failure */ |
| 877 | #endif |
| 878 | (*after_bfd)->next = temp; |
| 879 | |
| 880 | if (verbose) { |
| 881 | printf("%c - %s\n", (postype == pos_after ? 'r' : 'a'), |
| 882 | *files_to_move); |
| 883 | } |
| 884 | goto next_file; |
| 885 | } |
| 886 | current_ptr = &(current->next); |
| 887 | } |
| 888 | |
| 889 | /* It isn't in there, so add to end */ |
| 890 | |
| 891 | after_bfd = get_pos_bfd(&inarch->next, pos_end); |
| 892 | temp = *after_bfd; |
| 893 | *after_bfd = bfd_openr(*files_to_move, NULL); |
| 894 | if (*after_bfd == (bfd *) NULL) { |
| 895 | fprintf(stderr, "Can't open file %s\n", *files_to_move); |
| 896 | exit(1); |
| 897 | } |
| 898 | #ifdef GNU960 |
| 899 | gnu960_verify_target(*after_bfd); /* Exits on failure */ |
| 900 | #endif |
| 901 | if (verbose) { |
| 902 | printf("c - %s\n", *files_to_move); |
| 903 | } |
| 904 | |
| 905 | (*after_bfd)->next = temp; |
| 906 | |
| 907 | next_file:; |
| 908 | |
| 909 | files_to_move++; |
| 910 | } |
| 911 | |
| 912 | |
| 913 | write_archive(); |
| 914 | } |
| 915 | |
| 916 | void |
| 917 | ranlib_only(archname) |
| 918 | char *archname; |
| 919 | { |
| 920 | write_armap = true; |
| 921 | open_inarch(archname); |
| 922 | write_archive(); |
| 923 | exit(0); |
| 924 | } |
| 925 | |
| 926 | |