| 1 | /* arsup.c - Archive support for MRI compatibility |
| 2 | Copyright 1992, 1994, 1995, 1996, 1997, 1999, 2000, 2001, 2002, 2003, |
| 3 | 2004, 2007 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GNU Binutils. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 2 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| 20 | |
| 21 | |
| 22 | /* Contributed by Steve Chamberlain |
| 23 | sac@cygnus.com |
| 24 | |
| 25 | This file looks after requests from arparse.y, to provide the MRI |
| 26 | style librarian command syntax + 1 word LIST. */ |
| 27 | |
| 28 | #include "sysdep.h" |
| 29 | #include "bfd.h" |
| 30 | #include "libiberty.h" |
| 31 | #include "filenames.h" |
| 32 | #include "bucomm.h" |
| 33 | #include "arsup.h" |
| 34 | |
| 35 | static void map_over_list |
| 36 | (bfd *, void (*function) (bfd *, bfd *), struct list *); |
| 37 | static void ar_directory_doer (bfd *, bfd *); |
| 38 | static void ar_addlib_doer (bfd *, bfd *); |
| 39 | |
| 40 | extern int verbose; |
| 41 | |
| 42 | static bfd *obfd; |
| 43 | static char *real_name; |
| 44 | static FILE *outfile; |
| 45 | |
| 46 | static void |
| 47 | map_over_list (bfd *arch, void (*function) (bfd *, bfd *), struct list *list) |
| 48 | { |
| 49 | bfd *head; |
| 50 | |
| 51 | if (list == NULL) |
| 52 | { |
| 53 | bfd *next; |
| 54 | |
| 55 | head = arch->archive_next; |
| 56 | while (head != NULL) |
| 57 | { |
| 58 | next = head->archive_next; |
| 59 | function (head, (bfd *) NULL); |
| 60 | head = next; |
| 61 | } |
| 62 | } |
| 63 | else |
| 64 | { |
| 65 | struct list *ptr; |
| 66 | |
| 67 | /* This may appear to be a baroque way of accomplishing what we |
| 68 | want. however we have to iterate over the filenames in order |
| 69 | to notice where a filename is requested but does not exist in |
| 70 | the archive. Ditto mapping over each file each time -- we |
| 71 | want to hack multiple references. */ |
| 72 | for (ptr = list; ptr; ptr = ptr->next) |
| 73 | { |
| 74 | bfd_boolean found = FALSE; |
| 75 | bfd *prev = arch; |
| 76 | |
| 77 | for (head = arch->archive_next; head; head = head->archive_next) |
| 78 | { |
| 79 | if (head->filename != NULL |
| 80 | && FILENAME_CMP (ptr->name, head->filename) == 0) |
| 81 | { |
| 82 | found = TRUE; |
| 83 | function (head, prev); |
| 84 | } |
| 85 | prev = head; |
| 86 | } |
| 87 | if (! found) |
| 88 | fprintf (stderr, _("No entry %s in archive.\n"), ptr->name); |
| 89 | } |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | |
| 94 | |
| 95 | static void |
| 96 | ar_directory_doer (bfd *abfd, bfd *ignore ATTRIBUTE_UNUSED) |
| 97 | { |
| 98 | print_arelt_descr(outfile, abfd, verbose); |
| 99 | } |
| 100 | |
| 101 | void |
| 102 | ar_directory (char *ar_name, struct list *list, char *output) |
| 103 | { |
| 104 | bfd *arch; |
| 105 | |
| 106 | arch = open_inarch (ar_name, (char *) NULL); |
| 107 | if (output) |
| 108 | { |
| 109 | outfile = fopen(output,"w"); |
| 110 | if (outfile == 0) |
| 111 | { |
| 112 | outfile = stdout; |
| 113 | fprintf (stderr,_("Can't open file %s\n"), output); |
| 114 | output = 0; |
| 115 | } |
| 116 | } |
| 117 | else |
| 118 | outfile = stdout; |
| 119 | |
| 120 | map_over_list (arch, ar_directory_doer, list); |
| 121 | |
| 122 | bfd_close (arch); |
| 123 | |
| 124 | if (output) |
| 125 | fclose (outfile); |
| 126 | } |
| 127 | |
| 128 | void |
| 129 | prompt (void) |
| 130 | { |
| 131 | extern int interactive; |
| 132 | |
| 133 | if (interactive) |
| 134 | { |
| 135 | printf ("AR >"); |
| 136 | fflush (stdout); |
| 137 | } |
| 138 | } |
| 139 | |
| 140 | void |
| 141 | maybequit (void) |
| 142 | { |
| 143 | if (! interactive) |
| 144 | xexit (9); |
| 145 | } |
| 146 | |
| 147 | |
| 148 | void |
| 149 | ar_open (char *name, int t) |
| 150 | { |
| 151 | char *tname = (char *) xmalloc (strlen (name) + 10); |
| 152 | const char *bname = lbasename (name); |
| 153 | real_name = name; |
| 154 | |
| 155 | /* Prepend tmp- to the beginning, to avoid file-name clashes after |
| 156 | truncation on filesystems with limited namespaces (DOS). */ |
| 157 | sprintf (tname, "%.*stmp-%s", (int) (bname - name), name, bname); |
| 158 | obfd = bfd_openw (tname, NULL); |
| 159 | |
| 160 | if (!obfd) |
| 161 | { |
| 162 | fprintf (stderr, |
| 163 | _("%s: Can't open output archive %s\n"), |
| 164 | program_name, tname); |
| 165 | |
| 166 | maybequit (); |
| 167 | } |
| 168 | else |
| 169 | { |
| 170 | if (!t) |
| 171 | { |
| 172 | bfd **ptr; |
| 173 | bfd *element; |
| 174 | bfd *ibfd; |
| 175 | |
| 176 | ibfd = bfd_openr (name, NULL); |
| 177 | |
| 178 | if (!ibfd) |
| 179 | { |
| 180 | fprintf (stderr,_("%s: Can't open input archive %s\n"), |
| 181 | program_name, name); |
| 182 | maybequit (); |
| 183 | return; |
| 184 | } |
| 185 | |
| 186 | if (!bfd_check_format(ibfd, bfd_archive)) |
| 187 | { |
| 188 | fprintf (stderr, |
| 189 | _("%s: file %s is not an archive\n"), |
| 190 | program_name, name); |
| 191 | maybequit (); |
| 192 | return; |
| 193 | } |
| 194 | |
| 195 | ptr = &(obfd->archive_head); |
| 196 | element = bfd_openr_next_archived_file (ibfd, NULL); |
| 197 | |
| 198 | while (element) |
| 199 | { |
| 200 | *ptr = element; |
| 201 | ptr = &element->archive_next; |
| 202 | element = bfd_openr_next_archived_file (ibfd, element); |
| 203 | } |
| 204 | } |
| 205 | |
| 206 | bfd_set_format (obfd, bfd_archive); |
| 207 | |
| 208 | obfd->has_armap = 1; |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | static void |
| 213 | ar_addlib_doer (bfd *abfd, bfd *prev) |
| 214 | { |
| 215 | /* Add this module to the output bfd. */ |
| 216 | if (prev != NULL) |
| 217 | prev->archive_next = abfd->archive_next; |
| 218 | |
| 219 | abfd->archive_next = obfd->archive_head; |
| 220 | obfd->archive_head = abfd; |
| 221 | } |
| 222 | |
| 223 | void |
| 224 | ar_addlib (char *name, struct list *list) |
| 225 | { |
| 226 | if (obfd == NULL) |
| 227 | { |
| 228 | fprintf (stderr, _("%s: no output archive specified yet\n"), program_name); |
| 229 | maybequit (); |
| 230 | } |
| 231 | else |
| 232 | { |
| 233 | bfd *arch; |
| 234 | |
| 235 | arch = open_inarch (name, (char *) NULL); |
| 236 | if (arch != NULL) |
| 237 | map_over_list (arch, ar_addlib_doer, list); |
| 238 | |
| 239 | /* Don't close the bfd, since it will make the elements disappear. */ |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | void |
| 244 | ar_addmod (struct list *list) |
| 245 | { |
| 246 | if (!obfd) |
| 247 | { |
| 248 | fprintf (stderr, _("%s: no open output archive\n"), program_name); |
| 249 | maybequit (); |
| 250 | } |
| 251 | else |
| 252 | { |
| 253 | while (list) |
| 254 | { |
| 255 | bfd *abfd = bfd_openr (list->name, NULL); |
| 256 | |
| 257 | if (!abfd) |
| 258 | { |
| 259 | fprintf (stderr, _("%s: can't open file %s\n"), |
| 260 | program_name, list->name); |
| 261 | maybequit (); |
| 262 | } |
| 263 | else |
| 264 | { |
| 265 | abfd->archive_next = obfd->archive_head; |
| 266 | obfd->archive_head = abfd; |
| 267 | } |
| 268 | list = list->next; |
| 269 | } |
| 270 | } |
| 271 | } |
| 272 | |
| 273 | |
| 274 | void |
| 275 | ar_clear (void) |
| 276 | { |
| 277 | if (obfd) |
| 278 | obfd->archive_head = 0; |
| 279 | } |
| 280 | |
| 281 | void |
| 282 | ar_delete (struct list *list) |
| 283 | { |
| 284 | if (!obfd) |
| 285 | { |
| 286 | fprintf (stderr, _("%s: no open output archive\n"), program_name); |
| 287 | maybequit (); |
| 288 | } |
| 289 | else |
| 290 | { |
| 291 | while (list) |
| 292 | { |
| 293 | /* Find this name in the archive. */ |
| 294 | bfd *member = obfd->archive_head; |
| 295 | bfd **prev = &(obfd->archive_head); |
| 296 | int found = 0; |
| 297 | |
| 298 | while (member) |
| 299 | { |
| 300 | if (FILENAME_CMP(member->filename, list->name) == 0) |
| 301 | { |
| 302 | *prev = member->archive_next; |
| 303 | found = 1; |
| 304 | } |
| 305 | else |
| 306 | prev = &(member->archive_next); |
| 307 | |
| 308 | member = member->archive_next; |
| 309 | } |
| 310 | |
| 311 | if (!found) |
| 312 | { |
| 313 | fprintf (stderr, _("%s: can't find module file %s\n"), |
| 314 | program_name, list->name); |
| 315 | maybequit (); |
| 316 | } |
| 317 | |
| 318 | list = list->next; |
| 319 | } |
| 320 | } |
| 321 | } |
| 322 | |
| 323 | void |
| 324 | ar_save (void) |
| 325 | { |
| 326 | if (!obfd) |
| 327 | { |
| 328 | fprintf (stderr, _("%s: no open output archive\n"), program_name); |
| 329 | maybequit (); |
| 330 | } |
| 331 | else |
| 332 | { |
| 333 | char *ofilename = xstrdup (bfd_get_filename (obfd)); |
| 334 | |
| 335 | bfd_close (obfd); |
| 336 | |
| 337 | smart_rename (ofilename, real_name, 0); |
| 338 | obfd = 0; |
| 339 | free (ofilename); |
| 340 | } |
| 341 | } |
| 342 | |
| 343 | void |
| 344 | ar_replace (struct list *list) |
| 345 | { |
| 346 | if (!obfd) |
| 347 | { |
| 348 | fprintf (stderr, _("%s: no open output archive\n"), program_name); |
| 349 | maybequit (); |
| 350 | } |
| 351 | else |
| 352 | { |
| 353 | while (list) |
| 354 | { |
| 355 | /* Find this name in the archive. */ |
| 356 | bfd *member = obfd->archive_head; |
| 357 | bfd **prev = &(obfd->archive_head); |
| 358 | int found = 0; |
| 359 | |
| 360 | while (member) |
| 361 | { |
| 362 | if (FILENAME_CMP (member->filename, list->name) == 0) |
| 363 | { |
| 364 | /* Found the one to replace. */ |
| 365 | bfd *abfd = bfd_openr (list->name, 0); |
| 366 | |
| 367 | if (!abfd) |
| 368 | { |
| 369 | fprintf (stderr, _("%s: can't open file %s\n"), |
| 370 | program_name, list->name); |
| 371 | maybequit (); |
| 372 | } |
| 373 | else |
| 374 | { |
| 375 | *prev = abfd; |
| 376 | abfd->archive_next = member->archive_next; |
| 377 | found = 1; |
| 378 | } |
| 379 | } |
| 380 | else |
| 381 | { |
| 382 | prev = &(member->archive_next); |
| 383 | } |
| 384 | member = member->archive_next; |
| 385 | } |
| 386 | |
| 387 | if (!found) |
| 388 | { |
| 389 | bfd *abfd = bfd_openr (list->name, 0); |
| 390 | |
| 391 | fprintf (stderr,_("%s: can't find module file %s\n"), |
| 392 | program_name, list->name); |
| 393 | if (!abfd) |
| 394 | { |
| 395 | fprintf (stderr, _("%s: can't open file %s\n"), |
| 396 | program_name, list->name); |
| 397 | maybequit (); |
| 398 | } |
| 399 | else |
| 400 | *prev = abfd; |
| 401 | } |
| 402 | |
| 403 | list = list->next; |
| 404 | } |
| 405 | } |
| 406 | } |
| 407 | |
| 408 | /* And I added this one. */ |
| 409 | void |
| 410 | ar_list (void) |
| 411 | { |
| 412 | if (!obfd) |
| 413 | { |
| 414 | fprintf (stderr, _("%s: no open output archive\n"), program_name); |
| 415 | maybequit (); |
| 416 | } |
| 417 | else |
| 418 | { |
| 419 | bfd *abfd; |
| 420 | |
| 421 | outfile = stdout; |
| 422 | verbose =1 ; |
| 423 | printf (_("Current open archive is %s\n"), bfd_get_filename (obfd)); |
| 424 | |
| 425 | for (abfd = obfd->archive_head; |
| 426 | abfd != (bfd *)NULL; |
| 427 | abfd = abfd->archive_next) |
| 428 | ar_directory_doer (abfd, (bfd *) NULL); |
| 429 | } |
| 430 | } |
| 431 | |
| 432 | void |
| 433 | ar_end (void) |
| 434 | { |
| 435 | if (obfd) |
| 436 | { |
| 437 | bfd_cache_close (obfd); |
| 438 | unlink (bfd_get_filename (obfd)); |
| 439 | } |
| 440 | } |
| 441 | |
| 442 | void |
| 443 | ar_extract (struct list *list) |
| 444 | { |
| 445 | if (!obfd) |
| 446 | { |
| 447 | fprintf (stderr, _("%s: no open archive\n"), program_name); |
| 448 | maybequit (); |
| 449 | } |
| 450 | else |
| 451 | { |
| 452 | while (list) |
| 453 | { |
| 454 | /* Find this name in the archive. */ |
| 455 | bfd *member = obfd->archive_head; |
| 456 | int found = 0; |
| 457 | |
| 458 | while (member && !found) |
| 459 | { |
| 460 | if (FILENAME_CMP (member->filename, list->name) == 0) |
| 461 | { |
| 462 | extract_file (member); |
| 463 | found = 1; |
| 464 | } |
| 465 | |
| 466 | member = member->archive_next; |
| 467 | } |
| 468 | |
| 469 | if (!found) |
| 470 | { |
| 471 | bfd_openr (list->name, 0); |
| 472 | fprintf (stderr, _("%s: can't find module file %s\n"), |
| 473 | program_name, list->name); |
| 474 | } |
| 475 | |
| 476 | list = list->next; |
| 477 | } |
| 478 | } |
| 479 | } |