| 1 | /* dllwrap.c -- wrapper for DLLTOOL and GCC to generate PE style DLLs |
| 2 | Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007 |
| 3 | Free Software Foundation, Inc. |
| 4 | Contributed by Mumit Khan (khan@xraylith.wisc.edu). |
| 5 | |
| 6 | This file is part of GNU Binutils. |
| 7 | |
| 8 | This program is free software; you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation; either version 2 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | This program is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with this program; if not, write to the Free Software |
| 20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
| 21 | 02110-1301, USA. */ |
| 22 | |
| 23 | /* AIX requires this to be the first thing in the file. */ |
| 24 | #ifndef __GNUC__ |
| 25 | # ifdef _AIX |
| 26 | #pragma alloca |
| 27 | #endif |
| 28 | #endif |
| 29 | |
| 30 | #ifdef HAVE_CONFIG_H |
| 31 | #include "config.h" |
| 32 | #endif |
| 33 | |
| 34 | #include "bfd.h" |
| 35 | #include "libiberty.h" |
| 36 | #include "bucomm.h" |
| 37 | #include "getopt.h" |
| 38 | #include "dyn-string.h" |
| 39 | |
| 40 | #include <time.h> |
| 41 | #include <sys/stat.h> |
| 42 | #include <stdarg.h> |
| 43 | |
| 44 | #ifdef HAVE_SYS_WAIT_H |
| 45 | #include <sys/wait.h> |
| 46 | #else /* ! HAVE_SYS_WAIT_H */ |
| 47 | #if ! defined (_WIN32) || defined (__CYGWIN32__) |
| 48 | #ifndef WIFEXITED |
| 49 | #define WIFEXITED(w) (((w)&0377) == 0) |
| 50 | #endif |
| 51 | #ifndef WIFSIGNALED |
| 52 | #define WIFSIGNALED(w) (((w)&0377) != 0177 && ((w)&~0377) == 0) |
| 53 | #endif |
| 54 | #ifndef WTERMSIG |
| 55 | #define WTERMSIG(w) ((w) & 0177) |
| 56 | #endif |
| 57 | #ifndef WEXITSTATUS |
| 58 | #define WEXITSTATUS(w) (((w) >> 8) & 0377) |
| 59 | #endif |
| 60 | #else /* defined (_WIN32) && ! defined (__CYGWIN32__) */ |
| 61 | #ifndef WIFEXITED |
| 62 | #define WIFEXITED(w) (((w) & 0xff) == 0) |
| 63 | #endif |
| 64 | #ifndef WIFSIGNALED |
| 65 | #define WIFSIGNALED(w) (((w) & 0xff) != 0 && ((w) & 0xff) != 0x7f) |
| 66 | #endif |
| 67 | #ifndef WTERMSIG |
| 68 | #define WTERMSIG(w) ((w) & 0x7f) |
| 69 | #endif |
| 70 | #ifndef WEXITSTATUS |
| 71 | #define WEXITSTATUS(w) (((w) & 0xff00) >> 8) |
| 72 | #endif |
| 73 | #endif /* defined (_WIN32) && ! defined (__CYGWIN32__) */ |
| 74 | #endif /* ! HAVE_SYS_WAIT_H */ |
| 75 | |
| 76 | static char *driver_name = NULL; |
| 77 | static char *cygwin_driver_flags = |
| 78 | "-Wl,--dll -nostartfiles"; |
| 79 | static char *mingw32_driver_flags = "-mdll"; |
| 80 | static char *generic_driver_flags = "-Wl,--dll"; |
| 81 | |
| 82 | static char *entry_point; |
| 83 | |
| 84 | static char *dlltool_name = NULL; |
| 85 | |
| 86 | static char *target = TARGET; |
| 87 | |
| 88 | typedef enum { |
| 89 | UNKNOWN_TARGET, |
| 90 | CYGWIN_TARGET, |
| 91 | MINGW_TARGET |
| 92 | } |
| 93 | target_type; |
| 94 | |
| 95 | static target_type which_target = UNKNOWN_TARGET; |
| 96 | |
| 97 | static int dontdeltemps = 0; |
| 98 | static int dry_run = 0; |
| 99 | |
| 100 | static char *prog_name; |
| 101 | |
| 102 | static int verbose = 0; |
| 103 | |
| 104 | static char *dll_file_name; |
| 105 | static char *dll_name; |
| 106 | static char *base_file_name; |
| 107 | static char *exp_file_name; |
| 108 | static char *def_file_name; |
| 109 | static int delete_base_file = 1; |
| 110 | static int delete_exp_file = 1; |
| 111 | static int delete_def_file = 1; |
| 112 | |
| 113 | static int run (const char *, char *); |
| 114 | static char *mybasename (const char *); |
| 115 | static int strhash (const char *); |
| 116 | static void usage (FILE *, int); |
| 117 | static void display (const char *, va_list) ATTRIBUTE_PRINTF(1,0); |
| 118 | static void inform (const char *, ...) ATTRIBUTE_PRINTF_1; |
| 119 | static void warn (const char *, ...) ATTRIBUTE_PRINTF_1; |
| 120 | static char *look_for_prog (const char *, const char *, int); |
| 121 | static char *deduce_name (const char *); |
| 122 | static void delete_temp_files (void); |
| 123 | static void cleanup_and_exit (int); |
| 124 | |
| 125 | /**********************************************************************/ |
| 126 | |
| 127 | /* Please keep the following 4 routines in sync with dlltool.c: |
| 128 | display () |
| 129 | inform () |
| 130 | look_for_prog () |
| 131 | deduce_name () |
| 132 | It's not worth the hassle to break these out since dllwrap will |
| 133 | (hopefully) soon be retired in favor of `ld --shared. */ |
| 134 | |
| 135 | static void |
| 136 | display (const char * message, va_list args) |
| 137 | { |
| 138 | if (prog_name != NULL) |
| 139 | fprintf (stderr, "%s: ", prog_name); |
| 140 | |
| 141 | vfprintf (stderr, message, args); |
| 142 | fputc ('\n', stderr); |
| 143 | } |
| 144 | |
| 145 | |
| 146 | static void |
| 147 | inform VPARAMS ((const char *message, ...)) |
| 148 | { |
| 149 | VA_OPEN (args, message); |
| 150 | VA_FIXEDARG (args, const char *, message); |
| 151 | |
| 152 | if (!verbose) |
| 153 | return; |
| 154 | |
| 155 | display (message, args); |
| 156 | |
| 157 | VA_CLOSE (args); |
| 158 | } |
| 159 | |
| 160 | static void |
| 161 | warn VPARAMS ((const char *format, ...)) |
| 162 | { |
| 163 | VA_OPEN (args, format); |
| 164 | VA_FIXEDARG (args, const char *, format); |
| 165 | |
| 166 | display (format, args); |
| 167 | |
| 168 | VA_CLOSE (args); |
| 169 | } |
| 170 | |
| 171 | /* Look for the program formed by concatenating PROG_NAME and the |
| 172 | string running from PREFIX to END_PREFIX. If the concatenated |
| 173 | string contains a '/', try appending EXECUTABLE_SUFFIX if it is |
| 174 | appropriate. */ |
| 175 | |
| 176 | static char * |
| 177 | look_for_prog (const char *prog_name, const char *prefix, int end_prefix) |
| 178 | { |
| 179 | struct stat s; |
| 180 | char *cmd; |
| 181 | |
| 182 | cmd = xmalloc (strlen (prefix) |
| 183 | + strlen (prog_name) |
| 184 | #ifdef HAVE_EXECUTABLE_SUFFIX |
| 185 | + strlen (EXECUTABLE_SUFFIX) |
| 186 | #endif |
| 187 | + 10); |
| 188 | strcpy (cmd, prefix); |
| 189 | |
| 190 | sprintf (cmd + end_prefix, "%s", prog_name); |
| 191 | |
| 192 | if (strchr (cmd, '/') != NULL) |
| 193 | { |
| 194 | int found; |
| 195 | |
| 196 | found = (stat (cmd, &s) == 0 |
| 197 | #ifdef HAVE_EXECUTABLE_SUFFIX |
| 198 | || stat (strcat (cmd, EXECUTABLE_SUFFIX), &s) == 0 |
| 199 | #endif |
| 200 | ); |
| 201 | |
| 202 | if (! found) |
| 203 | { |
| 204 | /* xgettext:c-format */ |
| 205 | inform (_("Tried file: %s"), cmd); |
| 206 | free (cmd); |
| 207 | return NULL; |
| 208 | } |
| 209 | } |
| 210 | |
| 211 | /* xgettext:c-format */ |
| 212 | inform (_("Using file: %s"), cmd); |
| 213 | |
| 214 | return cmd; |
| 215 | } |
| 216 | |
| 217 | /* Deduce the name of the program we are want to invoke. |
| 218 | PROG_NAME is the basic name of the program we want to run, |
| 219 | eg "as" or "ld". The catch is that we might want actually |
| 220 | run "i386-pe-as" or "ppc-pe-ld". |
| 221 | |
| 222 | If argv[0] contains the full path, then try to find the program |
| 223 | in the same place, with and then without a target-like prefix. |
| 224 | |
| 225 | Given, argv[0] = /usr/local/bin/i586-cygwin32-dlltool, |
| 226 | deduce_name("as") uses the following search order: |
| 227 | |
| 228 | /usr/local/bin/i586-cygwin32-as |
| 229 | /usr/local/bin/as |
| 230 | as |
| 231 | |
| 232 | If there's an EXECUTABLE_SUFFIX, it'll use that as well; for each |
| 233 | name, it'll try without and then with EXECUTABLE_SUFFIX. |
| 234 | |
| 235 | Given, argv[0] = i586-cygwin32-dlltool, it will not even try "as" |
| 236 | as the fallback, but rather return i586-cygwin32-as. |
| 237 | |
| 238 | Oh, and given, argv[0] = dlltool, it'll return "as". |
| 239 | |
| 240 | Returns a dynamically allocated string. */ |
| 241 | |
| 242 | static char * |
| 243 | deduce_name (const char * name) |
| 244 | { |
| 245 | char *cmd; |
| 246 | const char *dash; |
| 247 | const char *slash; |
| 248 | const char *cp; |
| 249 | |
| 250 | dash = NULL; |
| 251 | slash = NULL; |
| 252 | for (cp = prog_name; *cp != '\0'; ++cp) |
| 253 | { |
| 254 | if (*cp == '-') |
| 255 | dash = cp; |
| 256 | |
| 257 | if ( |
| 258 | #if defined(__DJGPP__) || defined (__CYGWIN__) || defined(__WIN32__) |
| 259 | *cp == ':' || *cp == '\\' || |
| 260 | #endif |
| 261 | *cp == '/') |
| 262 | { |
| 263 | slash = cp; |
| 264 | dash = NULL; |
| 265 | } |
| 266 | } |
| 267 | |
| 268 | cmd = NULL; |
| 269 | |
| 270 | if (dash != NULL) |
| 271 | /* First, try looking for a prefixed NAME in the |
| 272 | PROG_NAME directory, with the same prefix as PROG_NAME. */ |
| 273 | cmd = look_for_prog (name, prog_name, dash - prog_name + 1); |
| 274 | |
| 275 | if (slash != NULL && cmd == NULL) |
| 276 | /* Next, try looking for a NAME in the same directory as |
| 277 | that of this program. */ |
| 278 | cmd = look_for_prog (name, prog_name, slash - prog_name + 1); |
| 279 | |
| 280 | if (cmd == NULL) |
| 281 | /* Just return NAME as is. */ |
| 282 | cmd = xstrdup (name); |
| 283 | |
| 284 | return cmd; |
| 285 | } |
| 286 | |
| 287 | static void |
| 288 | delete_temp_files (void) |
| 289 | { |
| 290 | if (delete_base_file && base_file_name) |
| 291 | { |
| 292 | if (verbose) |
| 293 | { |
| 294 | if (dontdeltemps) |
| 295 | warn (_("Keeping temporary base file %s"), base_file_name); |
| 296 | else |
| 297 | warn (_("Deleting temporary base file %s"), base_file_name); |
| 298 | } |
| 299 | if (! dontdeltemps) |
| 300 | { |
| 301 | unlink (base_file_name); |
| 302 | free (base_file_name); |
| 303 | } |
| 304 | } |
| 305 | |
| 306 | if (delete_exp_file && exp_file_name) |
| 307 | { |
| 308 | if (verbose) |
| 309 | { |
| 310 | if (dontdeltemps) |
| 311 | warn (_("Keeping temporary exp file %s"), exp_file_name); |
| 312 | else |
| 313 | warn (_("Deleting temporary exp file %s"), exp_file_name); |
| 314 | } |
| 315 | if (! dontdeltemps) |
| 316 | { |
| 317 | unlink (exp_file_name); |
| 318 | free (exp_file_name); |
| 319 | } |
| 320 | } |
| 321 | if (delete_def_file && def_file_name) |
| 322 | { |
| 323 | if (verbose) |
| 324 | { |
| 325 | if (dontdeltemps) |
| 326 | warn (_("Keeping temporary def file %s"), def_file_name); |
| 327 | else |
| 328 | warn (_("Deleting temporary def file %s"), def_file_name); |
| 329 | } |
| 330 | if (! dontdeltemps) |
| 331 | { |
| 332 | unlink (def_file_name); |
| 333 | free (def_file_name); |
| 334 | } |
| 335 | } |
| 336 | } |
| 337 | |
| 338 | static void |
| 339 | cleanup_and_exit (int status) |
| 340 | { |
| 341 | delete_temp_files (); |
| 342 | exit (status); |
| 343 | } |
| 344 | |
| 345 | static int |
| 346 | run (const char *what, char *args) |
| 347 | { |
| 348 | char *s; |
| 349 | int pid, wait_status, retcode; |
| 350 | int i; |
| 351 | const char **argv; |
| 352 | char *errmsg_fmt, *errmsg_arg; |
| 353 | char *temp_base = choose_temp_base (); |
| 354 | int in_quote; |
| 355 | char sep; |
| 356 | |
| 357 | if (verbose || dry_run) |
| 358 | fprintf (stderr, "%s %s\n", what, args); |
| 359 | |
| 360 | /* Count the args */ |
| 361 | i = 0; |
| 362 | for (s = args; *s; s++) |
| 363 | if (*s == ' ') |
| 364 | i++; |
| 365 | i++; |
| 366 | argv = alloca (sizeof (char *) * (i + 3)); |
| 367 | i = 0; |
| 368 | argv[i++] = what; |
| 369 | s = args; |
| 370 | while (1) |
| 371 | { |
| 372 | while (*s == ' ' && *s != 0) |
| 373 | s++; |
| 374 | if (*s == 0) |
| 375 | break; |
| 376 | in_quote = (*s == '\'' || *s == '"'); |
| 377 | sep = (in_quote) ? *s++ : ' '; |
| 378 | argv[i++] = s; |
| 379 | while (*s != sep && *s != 0) |
| 380 | s++; |
| 381 | if (*s == 0) |
| 382 | break; |
| 383 | *s++ = 0; |
| 384 | if (in_quote) |
| 385 | s++; |
| 386 | } |
| 387 | argv[i++] = NULL; |
| 388 | |
| 389 | if (dry_run) |
| 390 | return 0; |
| 391 | |
| 392 | pid = pexecute (argv[0], (char * const *) argv, prog_name, temp_base, |
| 393 | &errmsg_fmt, &errmsg_arg, PEXECUTE_ONE | PEXECUTE_SEARCH); |
| 394 | |
| 395 | if (pid == -1) |
| 396 | { |
| 397 | int errno_val = errno; |
| 398 | |
| 399 | fprintf (stderr, "%s: ", prog_name); |
| 400 | fprintf (stderr, errmsg_fmt, errmsg_arg); |
| 401 | fprintf (stderr, ": %s\n", strerror (errno_val)); |
| 402 | return 1; |
| 403 | } |
| 404 | |
| 405 | retcode = 0; |
| 406 | pid = pwait (pid, &wait_status, 0); |
| 407 | if (pid == -1) |
| 408 | { |
| 409 | warn ("wait: %s", strerror (errno)); |
| 410 | retcode = 1; |
| 411 | } |
| 412 | else if (WIFSIGNALED (wait_status)) |
| 413 | { |
| 414 | warn (_("subprocess got fatal signal %d"), WTERMSIG (wait_status)); |
| 415 | retcode = 1; |
| 416 | } |
| 417 | else if (WIFEXITED (wait_status)) |
| 418 | { |
| 419 | if (WEXITSTATUS (wait_status) != 0) |
| 420 | { |
| 421 | warn (_("%s exited with status %d"), what, WEXITSTATUS (wait_status)); |
| 422 | retcode = 1; |
| 423 | } |
| 424 | } |
| 425 | else |
| 426 | retcode = 1; |
| 427 | |
| 428 | return retcode; |
| 429 | } |
| 430 | |
| 431 | static char * |
| 432 | mybasename (const char *name) |
| 433 | { |
| 434 | const char *base = name; |
| 435 | |
| 436 | while (*name) |
| 437 | { |
| 438 | if (*name == '/' || *name == '\\') |
| 439 | { |
| 440 | base = name + 1; |
| 441 | } |
| 442 | ++name; |
| 443 | } |
| 444 | return (char *) base; |
| 445 | } |
| 446 | |
| 447 | static int |
| 448 | strhash (const char *str) |
| 449 | { |
| 450 | const unsigned char *s; |
| 451 | unsigned long hash; |
| 452 | unsigned int c; |
| 453 | unsigned int len; |
| 454 | |
| 455 | hash = 0; |
| 456 | len = 0; |
| 457 | s = (const unsigned char *) str; |
| 458 | while ((c = *s++) != '\0') |
| 459 | { |
| 460 | hash += c + (c << 17); |
| 461 | hash ^= hash >> 2; |
| 462 | ++len; |
| 463 | } |
| 464 | hash += len + (len << 17); |
| 465 | hash ^= hash >> 2; |
| 466 | |
| 467 | return hash; |
| 468 | } |
| 469 | |
| 470 | /**********************************************************************/ |
| 471 | |
| 472 | static void |
| 473 | usage (FILE *file, int status) |
| 474 | { |
| 475 | fprintf (file, _("Usage %s <option(s)> <object-file(s)>\n"), prog_name); |
| 476 | fprintf (file, _(" Generic options:\n")); |
| 477 | fprintf (file, _(" @<file> Read options from <file>\n")); |
| 478 | fprintf (file, _(" --quiet, -q Work quietly\n")); |
| 479 | fprintf (file, _(" --verbose, -v Verbose\n")); |
| 480 | fprintf (file, _(" --version Print dllwrap version\n")); |
| 481 | fprintf (file, _(" --implib <outname> Synonym for --output-lib\n")); |
| 482 | fprintf (file, _(" Options for %s:\n"), prog_name); |
| 483 | fprintf (file, _(" --driver-name <driver> Defaults to \"gcc\"\n")); |
| 484 | fprintf (file, _(" --driver-flags <flags> Override default ld flags\n")); |
| 485 | fprintf (file, _(" --dlltool-name <dlltool> Defaults to \"dlltool\"\n")); |
| 486 | fprintf (file, _(" --entry <entry> Specify alternate DLL entry point\n")); |
| 487 | fprintf (file, _(" --image-base <base> Specify image base address\n")); |
| 488 | fprintf (file, _(" --target <machine> i386-cygwin32 or i386-mingw32\n")); |
| 489 | fprintf (file, _(" --dry-run Show what needs to be run\n")); |
| 490 | fprintf (file, _(" --mno-cygwin Create Mingw DLL\n")); |
| 491 | fprintf (file, _(" Options passed to DLLTOOL:\n")); |
| 492 | fprintf (file, _(" --machine <machine>\n")); |
| 493 | fprintf (file, _(" --output-exp <outname> Generate export file.\n")); |
| 494 | fprintf (file, _(" --output-lib <outname> Generate input library.\n")); |
| 495 | fprintf (file, _(" --add-indirect Add dll indirects to export file.\n")); |
| 496 | fprintf (file, _(" --dllname <name> Name of input dll to put into output lib.\n")); |
| 497 | fprintf (file, _(" --def <deffile> Name input .def file\n")); |
| 498 | fprintf (file, _(" --output-def <deffile> Name output .def file\n")); |
| 499 | fprintf (file, _(" --export-all-symbols Export all symbols to .def\n")); |
| 500 | fprintf (file, _(" --no-export-all-symbols Only export .drectve symbols\n")); |
| 501 | fprintf (file, _(" --exclude-symbols <list> Exclude <list> from .def\n")); |
| 502 | fprintf (file, _(" --no-default-excludes Zap default exclude symbols\n")); |
| 503 | fprintf (file, _(" --base-file <basefile> Read linker generated base file\n")); |
| 504 | fprintf (file, _(" --no-idata4 Don't generate idata$4 section\n")); |
| 505 | fprintf (file, _(" --no-idata5 Don't generate idata$5 section\n")); |
| 506 | fprintf (file, _(" -U Add underscores to .lib\n")); |
| 507 | fprintf (file, _(" -k Kill @<n> from exported names\n")); |
| 508 | fprintf (file, _(" --add-stdcall-alias Add aliases without @<n>\n")); |
| 509 | fprintf (file, _(" --as <name> Use <name> for assembler\n")); |
| 510 | fprintf (file, _(" --nodelete Keep temp files.\n")); |
| 511 | fprintf (file, _(" Rest are passed unmodified to the language driver\n")); |
| 512 | fprintf (file, "\n\n"); |
| 513 | if (REPORT_BUGS_TO[0] && status == 0) |
| 514 | fprintf (file, _("Report bugs to %s\n"), REPORT_BUGS_TO); |
| 515 | exit (status); |
| 516 | } |
| 517 | |
| 518 | #define OPTION_START 149 |
| 519 | |
| 520 | /* GENERIC options. */ |
| 521 | #define OPTION_QUIET (OPTION_START + 1) |
| 522 | #define OPTION_VERBOSE (OPTION_QUIET + 1) |
| 523 | #define OPTION_VERSION (OPTION_VERBOSE + 1) |
| 524 | |
| 525 | /* DLLWRAP options. */ |
| 526 | #define OPTION_DRY_RUN (OPTION_VERSION + 1) |
| 527 | #define OPTION_DRIVER_NAME (OPTION_DRY_RUN + 1) |
| 528 | #define OPTION_DRIVER_FLAGS (OPTION_DRIVER_NAME + 1) |
| 529 | #define OPTION_DLLTOOL_NAME (OPTION_DRIVER_FLAGS + 1) |
| 530 | #define OPTION_ENTRY (OPTION_DLLTOOL_NAME + 1) |
| 531 | #define OPTION_IMAGE_BASE (OPTION_ENTRY + 1) |
| 532 | #define OPTION_TARGET (OPTION_IMAGE_BASE + 1) |
| 533 | #define OPTION_MNO_CYGWIN (OPTION_TARGET + 1) |
| 534 | |
| 535 | /* DLLTOOL options. */ |
| 536 | #define OPTION_NODELETE (OPTION_MNO_CYGWIN + 1) |
| 537 | #define OPTION_DLLNAME (OPTION_NODELETE + 1) |
| 538 | #define OPTION_NO_IDATA4 (OPTION_DLLNAME + 1) |
| 539 | #define OPTION_NO_IDATA5 (OPTION_NO_IDATA4 + 1) |
| 540 | #define OPTION_OUTPUT_EXP (OPTION_NO_IDATA5 + 1) |
| 541 | #define OPTION_OUTPUT_DEF (OPTION_OUTPUT_EXP + 1) |
| 542 | #define OPTION_EXPORT_ALL_SYMS (OPTION_OUTPUT_DEF + 1) |
| 543 | #define OPTION_NO_EXPORT_ALL_SYMS (OPTION_EXPORT_ALL_SYMS + 1) |
| 544 | #define OPTION_EXCLUDE_SYMS (OPTION_NO_EXPORT_ALL_SYMS + 1) |
| 545 | #define OPTION_NO_DEFAULT_EXCLUDES (OPTION_EXCLUDE_SYMS + 1) |
| 546 | #define OPTION_OUTPUT_LIB (OPTION_NO_DEFAULT_EXCLUDES + 1) |
| 547 | #define OPTION_DEF (OPTION_OUTPUT_LIB + 1) |
| 548 | #define OPTION_ADD_UNDERSCORE (OPTION_DEF + 1) |
| 549 | #define OPTION_KILLAT (OPTION_ADD_UNDERSCORE + 1) |
| 550 | #define OPTION_HELP (OPTION_KILLAT + 1) |
| 551 | #define OPTION_MACHINE (OPTION_HELP + 1) |
| 552 | #define OPTION_ADD_INDIRECT (OPTION_MACHINE + 1) |
| 553 | #define OPTION_BASE_FILE (OPTION_ADD_INDIRECT + 1) |
| 554 | #define OPTION_AS (OPTION_BASE_FILE + 1) |
| 555 | |
| 556 | static const struct option long_options[] = |
| 557 | { |
| 558 | /* generic options. */ |
| 559 | {"quiet", no_argument, NULL, 'q'}, |
| 560 | {"verbose", no_argument, NULL, 'v'}, |
| 561 | {"version", no_argument, NULL, OPTION_VERSION}, |
| 562 | {"implib", required_argument, NULL, OPTION_OUTPUT_LIB}, |
| 563 | |
| 564 | /* dllwrap options. */ |
| 565 | {"dry-run", no_argument, NULL, OPTION_DRY_RUN}, |
| 566 | {"driver-name", required_argument, NULL, OPTION_DRIVER_NAME}, |
| 567 | {"driver-flags", required_argument, NULL, OPTION_DRIVER_FLAGS}, |
| 568 | {"dlltool-name", required_argument, NULL, OPTION_DLLTOOL_NAME}, |
| 569 | {"entry", required_argument, NULL, 'e'}, |
| 570 | {"image-base", required_argument, NULL, OPTION_IMAGE_BASE}, |
| 571 | {"target", required_argument, NULL, OPTION_TARGET}, |
| 572 | |
| 573 | /* dlltool options. */ |
| 574 | {"no-delete", no_argument, NULL, 'n'}, |
| 575 | {"dllname", required_argument, NULL, OPTION_DLLNAME}, |
| 576 | {"no-idata4", no_argument, NULL, OPTION_NO_IDATA4}, |
| 577 | {"no-idata5", no_argument, NULL, OPTION_NO_IDATA5}, |
| 578 | {"output-exp", required_argument, NULL, OPTION_OUTPUT_EXP}, |
| 579 | {"output-def", required_argument, NULL, OPTION_OUTPUT_DEF}, |
| 580 | {"export-all-symbols", no_argument, NULL, OPTION_EXPORT_ALL_SYMS}, |
| 581 | {"no-export-all-symbols", no_argument, NULL, OPTION_NO_EXPORT_ALL_SYMS}, |
| 582 | {"exclude-symbols", required_argument, NULL, OPTION_EXCLUDE_SYMS}, |
| 583 | {"no-default-excludes", no_argument, NULL, OPTION_NO_DEFAULT_EXCLUDES}, |
| 584 | {"output-lib", required_argument, NULL, OPTION_OUTPUT_LIB}, |
| 585 | {"def", required_argument, NULL, OPTION_DEF}, |
| 586 | {"add-underscore", no_argument, NULL, 'U'}, |
| 587 | {"killat", no_argument, NULL, 'k'}, |
| 588 | {"add-stdcall-alias", no_argument, NULL, 'A'}, |
| 589 | {"help", no_argument, NULL, 'h'}, |
| 590 | {"machine", required_argument, NULL, OPTION_MACHINE}, |
| 591 | {"add-indirect", no_argument, NULL, OPTION_ADD_INDIRECT}, |
| 592 | {"base-file", required_argument, NULL, OPTION_BASE_FILE}, |
| 593 | {"as", required_argument, NULL, OPTION_AS}, |
| 594 | {0, 0, 0, 0} |
| 595 | }; |
| 596 | |
| 597 | int main (int, char **); |
| 598 | |
| 599 | int |
| 600 | main (int argc, char **argv) |
| 601 | { |
| 602 | int c; |
| 603 | int i; |
| 604 | |
| 605 | char **saved_argv = 0; |
| 606 | int cmdline_len = 0; |
| 607 | |
| 608 | int export_all = 0; |
| 609 | |
| 610 | int *dlltool_arg_indices; |
| 611 | int *driver_arg_indices; |
| 612 | |
| 613 | char *driver_flags = 0; |
| 614 | char *output_lib_file_name = 0; |
| 615 | |
| 616 | dyn_string_t dlltool_cmdline; |
| 617 | dyn_string_t driver_cmdline; |
| 618 | |
| 619 | int def_file_seen = 0; |
| 620 | |
| 621 | char *image_base_str = 0; |
| 622 | |
| 623 | prog_name = argv[0]; |
| 624 | |
| 625 | #if defined (HAVE_SETLOCALE) && defined (HAVE_LC_MESSAGES) |
| 626 | setlocale (LC_MESSAGES, ""); |
| 627 | #endif |
| 628 | #if defined (HAVE_SETLOCALE) |
| 629 | setlocale (LC_CTYPE, ""); |
| 630 | #endif |
| 631 | bindtextdomain (PACKAGE, LOCALEDIR); |
| 632 | textdomain (PACKAGE); |
| 633 | |
| 634 | expandargv (&argc, &argv); |
| 635 | |
| 636 | saved_argv = (char **) xmalloc (argc * sizeof (char*)); |
| 637 | dlltool_arg_indices = (int *) xmalloc (argc * sizeof (int)); |
| 638 | driver_arg_indices = (int *) xmalloc (argc * sizeof (int)); |
| 639 | for (i = 0; i < argc; ++i) |
| 640 | { |
| 641 | size_t len = strlen (argv[i]); |
| 642 | char *arg = (char *) xmalloc (len + 1); |
| 643 | strcpy (arg, argv[i]); |
| 644 | cmdline_len += len; |
| 645 | saved_argv[i] = arg; |
| 646 | dlltool_arg_indices[i] = 0; |
| 647 | driver_arg_indices[i] = 1; |
| 648 | } |
| 649 | cmdline_len++; |
| 650 | |
| 651 | /* We recognize dllwrap and dlltool options, and everything else is |
| 652 | passed onto the language driver (eg., to GCC). We collect options |
| 653 | to dlltool and driver in dlltool_args and driver_args. */ |
| 654 | |
| 655 | opterr = 0; |
| 656 | while ((c = getopt_long_only (argc, argv, "nkAqve:Uho:l:L:I:", |
| 657 | long_options, (int *) 0)) != EOF) |
| 658 | { |
| 659 | int dlltool_arg; |
| 660 | int driver_arg; |
| 661 | int single_word_option_value_pair; |
| 662 | |
| 663 | dlltool_arg = 0; |
| 664 | driver_arg = 1; |
| 665 | single_word_option_value_pair = 0; |
| 666 | |
| 667 | if (c != '?') |
| 668 | { |
| 669 | /* We recognize this option, so it has to be either dllwrap or |
| 670 | dlltool option. Do not pass to driver unless it's one of the |
| 671 | generic options that are passed to all the tools (such as -v) |
| 672 | which are dealt with later. */ |
| 673 | driver_arg = 0; |
| 674 | } |
| 675 | |
| 676 | /* deal with generic and dllwrap options first. */ |
| 677 | switch (c) |
| 678 | { |
| 679 | case 'h': |
| 680 | usage (stdout, 0); |
| 681 | break; |
| 682 | case 'q': |
| 683 | verbose = 0; |
| 684 | break; |
| 685 | case 'v': |
| 686 | verbose = 1; |
| 687 | break; |
| 688 | case OPTION_VERSION: |
| 689 | print_version (prog_name); |
| 690 | break; |
| 691 | case 'e': |
| 692 | entry_point = optarg; |
| 693 | break; |
| 694 | case OPTION_IMAGE_BASE: |
| 695 | image_base_str = optarg; |
| 696 | break; |
| 697 | case OPTION_DEF: |
| 698 | def_file_name = optarg; |
| 699 | def_file_seen = 1; |
| 700 | delete_def_file = 0; |
| 701 | break; |
| 702 | case 'n': |
| 703 | dontdeltemps = 1; |
| 704 | dlltool_arg = 1; |
| 705 | break; |
| 706 | case 'o': |
| 707 | dll_file_name = optarg; |
| 708 | break; |
| 709 | case 'I': |
| 710 | case 'l': |
| 711 | case 'L': |
| 712 | driver_arg = 1; |
| 713 | break; |
| 714 | case OPTION_DLLNAME: |
| 715 | dll_name = optarg; |
| 716 | break; |
| 717 | case OPTION_DRY_RUN: |
| 718 | dry_run = 1; |
| 719 | break; |
| 720 | case OPTION_DRIVER_NAME: |
| 721 | driver_name = optarg; |
| 722 | break; |
| 723 | case OPTION_DRIVER_FLAGS: |
| 724 | driver_flags = optarg; |
| 725 | break; |
| 726 | case OPTION_DLLTOOL_NAME: |
| 727 | dlltool_name = optarg; |
| 728 | break; |
| 729 | case OPTION_TARGET: |
| 730 | target = optarg; |
| 731 | break; |
| 732 | case OPTION_MNO_CYGWIN: |
| 733 | target = "i386-mingw32"; |
| 734 | break; |
| 735 | case OPTION_BASE_FILE: |
| 736 | base_file_name = optarg; |
| 737 | delete_base_file = 0; |
| 738 | break; |
| 739 | case OPTION_OUTPUT_EXP: |
| 740 | exp_file_name = optarg; |
| 741 | delete_exp_file = 0; |
| 742 | break; |
| 743 | case OPTION_EXPORT_ALL_SYMS: |
| 744 | export_all = 1; |
| 745 | break; |
| 746 | case OPTION_OUTPUT_LIB: |
| 747 | output_lib_file_name = optarg; |
| 748 | break; |
| 749 | case '?': |
| 750 | break; |
| 751 | default: |
| 752 | dlltool_arg = 1; |
| 753 | break; |
| 754 | } |
| 755 | |
| 756 | /* Handle passing through --option=value case. */ |
| 757 | if (optarg |
| 758 | && saved_argv[optind-1][0] == '-' |
| 759 | && saved_argv[optind-1][1] == '-' |
| 760 | && strchr (saved_argv[optind-1], '=')) |
| 761 | single_word_option_value_pair = 1; |
| 762 | |
| 763 | if (dlltool_arg) |
| 764 | { |
| 765 | dlltool_arg_indices[optind-1] = 1; |
| 766 | if (optarg && ! single_word_option_value_pair) |
| 767 | { |
| 768 | dlltool_arg_indices[optind-2] = 1; |
| 769 | } |
| 770 | } |
| 771 | |
| 772 | if (! driver_arg) |
| 773 | { |
| 774 | driver_arg_indices[optind-1] = 0; |
| 775 | if (optarg && ! single_word_option_value_pair) |
| 776 | { |
| 777 | driver_arg_indices[optind-2] = 0; |
| 778 | } |
| 779 | } |
| 780 | } |
| 781 | |
| 782 | /* Sanity checks. */ |
| 783 | if (! dll_name && ! dll_file_name) |
| 784 | { |
| 785 | warn (_("Must provide at least one of -o or --dllname options")); |
| 786 | exit (1); |
| 787 | } |
| 788 | else if (! dll_name) |
| 789 | { |
| 790 | dll_name = xstrdup (mybasename (dll_file_name)); |
| 791 | } |
| 792 | else if (! dll_file_name) |
| 793 | { |
| 794 | dll_file_name = xstrdup (dll_name); |
| 795 | } |
| 796 | |
| 797 | /* Deduce driver-name and dlltool-name from our own. */ |
| 798 | if (driver_name == NULL) |
| 799 | driver_name = deduce_name ("gcc"); |
| 800 | |
| 801 | if (dlltool_name == NULL) |
| 802 | dlltool_name = deduce_name ("dlltool"); |
| 803 | |
| 804 | if (! def_file_seen) |
| 805 | { |
| 806 | char *fileprefix = choose_temp_base (); |
| 807 | |
| 808 | def_file_name = (char *) xmalloc (strlen (fileprefix) + 5); |
| 809 | sprintf (def_file_name, "%s.def", |
| 810 | (dontdeltemps) ? mybasename (fileprefix) : fileprefix); |
| 811 | delete_def_file = 1; |
| 812 | free (fileprefix); |
| 813 | delete_def_file = 1; |
| 814 | warn (_("no export definition file provided.\n\ |
| 815 | Creating one, but that may not be what you want")); |
| 816 | } |
| 817 | |
| 818 | /* Set the target platform. */ |
| 819 | if (strstr (target, "cygwin")) |
| 820 | which_target = CYGWIN_TARGET; |
| 821 | else if (strstr (target, "mingw")) |
| 822 | which_target = MINGW_TARGET; |
| 823 | else |
| 824 | which_target = UNKNOWN_TARGET; |
| 825 | |
| 826 | /* Re-create the command lines as a string, taking care to quote stuff. */ |
| 827 | dlltool_cmdline = dyn_string_new (cmdline_len); |
| 828 | if (verbose) |
| 829 | dyn_string_append_cstr (dlltool_cmdline, " -v"); |
| 830 | |
| 831 | dyn_string_append_cstr (dlltool_cmdline, " --dllname "); |
| 832 | dyn_string_append_cstr (dlltool_cmdline, dll_name); |
| 833 | |
| 834 | for (i = 1; i < argc; ++i) |
| 835 | { |
| 836 | if (dlltool_arg_indices[i]) |
| 837 | { |
| 838 | char *arg = saved_argv[i]; |
| 839 | int quote = (strchr (arg, ' ') || strchr (arg, '\t')); |
| 840 | dyn_string_append_cstr (dlltool_cmdline, |
| 841 | (quote) ? " \"" : " "); |
| 842 | dyn_string_append_cstr (dlltool_cmdline, arg); |
| 843 | dyn_string_append_cstr (dlltool_cmdline, |
| 844 | (quote) ? "\"" : ""); |
| 845 | } |
| 846 | } |
| 847 | |
| 848 | driver_cmdline = dyn_string_new (cmdline_len); |
| 849 | if (! driver_flags || strlen (driver_flags) == 0) |
| 850 | { |
| 851 | switch (which_target) |
| 852 | { |
| 853 | case CYGWIN_TARGET: |
| 854 | driver_flags = cygwin_driver_flags; |
| 855 | break; |
| 856 | |
| 857 | case MINGW_TARGET: |
| 858 | driver_flags = mingw32_driver_flags; |
| 859 | break; |
| 860 | |
| 861 | default: |
| 862 | driver_flags = generic_driver_flags; |
| 863 | break; |
| 864 | } |
| 865 | } |
| 866 | dyn_string_append_cstr (driver_cmdline, driver_flags); |
| 867 | dyn_string_append_cstr (driver_cmdline, " -o "); |
| 868 | dyn_string_append_cstr (driver_cmdline, dll_file_name); |
| 869 | |
| 870 | if (! entry_point || strlen (entry_point) == 0) |
| 871 | { |
| 872 | switch (which_target) |
| 873 | { |
| 874 | case CYGWIN_TARGET: |
| 875 | entry_point = "__cygwin_dll_entry@12"; |
| 876 | break; |
| 877 | |
| 878 | case MINGW_TARGET: |
| 879 | entry_point = "_DllMainCRTStartup@12"; |
| 880 | break; |
| 881 | |
| 882 | default: |
| 883 | entry_point = "_DllMain@12"; |
| 884 | break; |
| 885 | } |
| 886 | } |
| 887 | dyn_string_append_cstr (driver_cmdline, " -Wl,-e,"); |
| 888 | dyn_string_append_cstr (driver_cmdline, entry_point); |
| 889 | dyn_string_append_cstr (dlltool_cmdline, " --exclude-symbol="); |
| 890 | dyn_string_append_cstr (dlltool_cmdline, |
| 891 | (entry_point[0] == '_') ? entry_point+1 : entry_point); |
| 892 | |
| 893 | if (! image_base_str || strlen (image_base_str) == 0) |
| 894 | { |
| 895 | char *tmpbuf = (char *) xmalloc (sizeof ("0x12345678") + 1); |
| 896 | unsigned long hash = strhash (dll_file_name); |
| 897 | sprintf (tmpbuf, "0x%.8lX", 0x60000000|((hash<<16)&0xFFC0000)); |
| 898 | image_base_str = tmpbuf; |
| 899 | } |
| 900 | |
| 901 | dyn_string_append_cstr (driver_cmdline, " -Wl,--image-base,"); |
| 902 | dyn_string_append_cstr (driver_cmdline, image_base_str); |
| 903 | |
| 904 | if (verbose) |
| 905 | { |
| 906 | dyn_string_append_cstr (driver_cmdline, " -v"); |
| 907 | } |
| 908 | |
| 909 | for (i = 1; i < argc; ++i) |
| 910 | { |
| 911 | if (driver_arg_indices[i]) |
| 912 | { |
| 913 | char *arg = saved_argv[i]; |
| 914 | int quote = (strchr (arg, ' ') || strchr (arg, '\t')); |
| 915 | dyn_string_append_cstr (driver_cmdline, |
| 916 | (quote) ? " \"" : " "); |
| 917 | dyn_string_append_cstr (driver_cmdline, arg); |
| 918 | dyn_string_append_cstr (driver_cmdline, |
| 919 | (quote) ? "\"" : ""); |
| 920 | } |
| 921 | } |
| 922 | |
| 923 | /* Step pre-1. If no --def <EXPORT_DEF> is specified, |
| 924 | then create it and then pass it on. */ |
| 925 | |
| 926 | if (! def_file_seen) |
| 927 | { |
| 928 | int i; |
| 929 | dyn_string_t step_pre1; |
| 930 | |
| 931 | step_pre1 = dyn_string_new (1024); |
| 932 | |
| 933 | dyn_string_append_cstr (step_pre1, dlltool_cmdline->s); |
| 934 | if (export_all) |
| 935 | { |
| 936 | dyn_string_append_cstr (step_pre1, " --export-all --exclude-symbol="); |
| 937 | dyn_string_append_cstr (step_pre1, |
| 938 | "_cygwin_dll_entry@12,DllMainCRTStartup@12,DllMain@12,DllEntryPoint@12"); |
| 939 | } |
| 940 | dyn_string_append_cstr (step_pre1, " --output-def "); |
| 941 | dyn_string_append_cstr (step_pre1, def_file_name); |
| 942 | |
| 943 | for (i = 1; i < argc; ++i) |
| 944 | { |
| 945 | if (driver_arg_indices[i]) |
| 946 | { |
| 947 | char *arg = saved_argv[i]; |
| 948 | size_t len = strlen (arg); |
| 949 | if (len >= 2 && arg[len-2] == '.' |
| 950 | && (arg[len-1] == 'o' || arg[len-1] == 'a')) |
| 951 | { |
| 952 | int quote = (strchr (arg, ' ') || strchr (arg, '\t')); |
| 953 | dyn_string_append_cstr (step_pre1, |
| 954 | (quote) ? " \"" : " "); |
| 955 | dyn_string_append_cstr (step_pre1, arg); |
| 956 | dyn_string_append_cstr (step_pre1, |
| 957 | (quote) ? "\"" : ""); |
| 958 | } |
| 959 | } |
| 960 | } |
| 961 | |
| 962 | if (run (dlltool_name, step_pre1->s)) |
| 963 | cleanup_and_exit (1); |
| 964 | |
| 965 | dyn_string_delete (step_pre1); |
| 966 | } |
| 967 | |
| 968 | dyn_string_append_cstr (dlltool_cmdline, " --def "); |
| 969 | dyn_string_append_cstr (dlltool_cmdline, def_file_name); |
| 970 | |
| 971 | if (verbose) |
| 972 | { |
| 973 | fprintf (stderr, _("DLLTOOL name : %s\n"), dlltool_name); |
| 974 | fprintf (stderr, _("DLLTOOL options : %s\n"), dlltool_cmdline->s); |
| 975 | fprintf (stderr, _("DRIVER name : %s\n"), driver_name); |
| 976 | fprintf (stderr, _("DRIVER options : %s\n"), driver_cmdline->s); |
| 977 | } |
| 978 | |
| 979 | /* Step 1. Call GCC/LD to create base relocation file. If using GCC, the |
| 980 | driver command line will look like the following: |
| 981 | |
| 982 | % gcc -Wl,--dll --Wl,--base-file,foo.base [rest of command line] |
| 983 | |
| 984 | If the user does not specify a base name, create temporary one that |
| 985 | is deleted at exit. */ |
| 986 | |
| 987 | if (! base_file_name) |
| 988 | { |
| 989 | char *fileprefix = choose_temp_base (); |
| 990 | base_file_name = (char *) xmalloc (strlen (fileprefix) + 6); |
| 991 | sprintf (base_file_name, "%s.base", |
| 992 | (dontdeltemps) ? mybasename (fileprefix) : fileprefix); |
| 993 | delete_base_file = 1; |
| 994 | free (fileprefix); |
| 995 | } |
| 996 | |
| 997 | { |
| 998 | int quote; |
| 999 | |
| 1000 | dyn_string_t step1 = dyn_string_new (driver_cmdline->length |
| 1001 | + strlen (base_file_name) |
| 1002 | + 20); |
| 1003 | dyn_string_append_cstr (step1, "-Wl,--base-file,"); |
| 1004 | quote = (strchr (base_file_name, ' ') |
| 1005 | || strchr (base_file_name, '\t')); |
| 1006 | dyn_string_append_cstr (step1, |
| 1007 | (quote) ? "\"" : ""); |
| 1008 | dyn_string_append_cstr (step1, base_file_name); |
| 1009 | dyn_string_append_cstr (step1, |
| 1010 | (quote) ? "\"" : ""); |
| 1011 | if (driver_cmdline->length) |
| 1012 | { |
| 1013 | dyn_string_append_cstr (step1, " "); |
| 1014 | dyn_string_append_cstr (step1, driver_cmdline->s); |
| 1015 | } |
| 1016 | |
| 1017 | if (run (driver_name, step1->s)) |
| 1018 | cleanup_and_exit (1); |
| 1019 | |
| 1020 | dyn_string_delete (step1); |
| 1021 | } |
| 1022 | |
| 1023 | /* Step 2. generate the exp file by running dlltool. |
| 1024 | dlltool command line will look like the following: |
| 1025 | |
| 1026 | % dlltool -Wl,--dll --Wl,--base-file,foo.base [rest of command line] |
| 1027 | |
| 1028 | If the user does not specify a base name, create temporary one that |
| 1029 | is deleted at exit. */ |
| 1030 | |
| 1031 | if (! exp_file_name) |
| 1032 | { |
| 1033 | char *p = strrchr (dll_name, '.'); |
| 1034 | size_t prefix_len = (p) ? (size_t) (p - dll_name) : strlen (dll_name); |
| 1035 | |
| 1036 | exp_file_name = (char *) xmalloc (prefix_len + 4 + 1); |
| 1037 | strncpy (exp_file_name, dll_name, prefix_len); |
| 1038 | exp_file_name[prefix_len] = '\0'; |
| 1039 | strcat (exp_file_name, ".exp"); |
| 1040 | delete_exp_file = 1; |
| 1041 | } |
| 1042 | |
| 1043 | { |
| 1044 | int quote; |
| 1045 | |
| 1046 | dyn_string_t step2 = dyn_string_new (dlltool_cmdline->length |
| 1047 | + strlen (base_file_name) |
| 1048 | + strlen (exp_file_name) |
| 1049 | + 20); |
| 1050 | |
| 1051 | dyn_string_append_cstr (step2, "--base-file "); |
| 1052 | quote = (strchr (base_file_name, ' ') |
| 1053 | || strchr (base_file_name, '\t')); |
| 1054 | dyn_string_append_cstr (step2, |
| 1055 | (quote) ? "\"" : ""); |
| 1056 | dyn_string_append_cstr (step2, base_file_name); |
| 1057 | dyn_string_append_cstr (step2, |
| 1058 | (quote) ? "\" " : " "); |
| 1059 | |
| 1060 | dyn_string_append_cstr (step2, "--output-exp "); |
| 1061 | quote = (strchr (exp_file_name, ' ') |
| 1062 | || strchr (exp_file_name, '\t')); |
| 1063 | dyn_string_append_cstr (step2, |
| 1064 | (quote) ? "\"" : ""); |
| 1065 | dyn_string_append_cstr (step2, exp_file_name); |
| 1066 | dyn_string_append_cstr (step2, |
| 1067 | (quote) ? "\"" : ""); |
| 1068 | |
| 1069 | if (dlltool_cmdline->length) |
| 1070 | { |
| 1071 | dyn_string_append_cstr (step2, " "); |
| 1072 | dyn_string_append_cstr (step2, dlltool_cmdline->s); |
| 1073 | } |
| 1074 | |
| 1075 | if (run (dlltool_name, step2->s)) |
| 1076 | cleanup_and_exit (1); |
| 1077 | |
| 1078 | dyn_string_delete (step2); |
| 1079 | } |
| 1080 | |
| 1081 | /* |
| 1082 | * Step 3. Call GCC/LD to again, adding the exp file this time. |
| 1083 | * driver command line will look like the following: |
| 1084 | * |
| 1085 | * % gcc -Wl,--dll --Wl,--base-file,foo.base foo.exp [rest ...] |
| 1086 | */ |
| 1087 | |
| 1088 | { |
| 1089 | int quote; |
| 1090 | |
| 1091 | dyn_string_t step3 = dyn_string_new (driver_cmdline->length |
| 1092 | + strlen (exp_file_name) |
| 1093 | + strlen (base_file_name) |
| 1094 | + 20); |
| 1095 | dyn_string_append_cstr (step3, "-Wl,--base-file,"); |
| 1096 | quote = (strchr (base_file_name, ' ') |
| 1097 | || strchr (base_file_name, '\t')); |
| 1098 | dyn_string_append_cstr (step3, |
| 1099 | (quote) ? "\"" : ""); |
| 1100 | dyn_string_append_cstr (step3, base_file_name); |
| 1101 | dyn_string_append_cstr (step3, |
| 1102 | (quote) ? "\" " : " "); |
| 1103 | |
| 1104 | quote = (strchr (exp_file_name, ' ') |
| 1105 | || strchr (exp_file_name, '\t')); |
| 1106 | dyn_string_append_cstr (step3, |
| 1107 | (quote) ? "\"" : ""); |
| 1108 | dyn_string_append_cstr (step3, exp_file_name); |
| 1109 | dyn_string_append_cstr (step3, |
| 1110 | (quote) ? "\"" : ""); |
| 1111 | |
| 1112 | if (driver_cmdline->length) |
| 1113 | { |
| 1114 | dyn_string_append_cstr (step3, " "); |
| 1115 | dyn_string_append_cstr (step3, driver_cmdline->s); |
| 1116 | } |
| 1117 | |
| 1118 | if (run (driver_name, step3->s)) |
| 1119 | cleanup_and_exit (1); |
| 1120 | |
| 1121 | dyn_string_delete (step3); |
| 1122 | } |
| 1123 | |
| 1124 | |
| 1125 | /* |
| 1126 | * Step 4. Run DLLTOOL again using the same command line. |
| 1127 | */ |
| 1128 | |
| 1129 | { |
| 1130 | int quote; |
| 1131 | dyn_string_t step4 = dyn_string_new (dlltool_cmdline->length |
| 1132 | + strlen (base_file_name) |
| 1133 | + strlen (exp_file_name) |
| 1134 | + 20); |
| 1135 | |
| 1136 | dyn_string_append_cstr (step4, "--base-file "); |
| 1137 | quote = (strchr (base_file_name, ' ') |
| 1138 | || strchr (base_file_name, '\t')); |
| 1139 | dyn_string_append_cstr (step4, |
| 1140 | (quote) ? "\"" : ""); |
| 1141 | dyn_string_append_cstr (step4, base_file_name); |
| 1142 | dyn_string_append_cstr (step4, |
| 1143 | (quote) ? "\" " : " "); |
| 1144 | |
| 1145 | dyn_string_append_cstr (step4, "--output-exp "); |
| 1146 | quote = (strchr (exp_file_name, ' ') |
| 1147 | || strchr (exp_file_name, '\t')); |
| 1148 | dyn_string_append_cstr (step4, |
| 1149 | (quote) ? "\"" : ""); |
| 1150 | dyn_string_append_cstr (step4, exp_file_name); |
| 1151 | dyn_string_append_cstr (step4, |
| 1152 | (quote) ? "\"" : ""); |
| 1153 | |
| 1154 | if (dlltool_cmdline->length) |
| 1155 | { |
| 1156 | dyn_string_append_cstr (step4, " "); |
| 1157 | dyn_string_append_cstr (step4, dlltool_cmdline->s); |
| 1158 | } |
| 1159 | |
| 1160 | if (output_lib_file_name) |
| 1161 | { |
| 1162 | dyn_string_append_cstr (step4, " --output-lib "); |
| 1163 | dyn_string_append_cstr (step4, output_lib_file_name); |
| 1164 | } |
| 1165 | |
| 1166 | if (run (dlltool_name, step4->s)) |
| 1167 | cleanup_and_exit (1); |
| 1168 | |
| 1169 | dyn_string_delete (step4); |
| 1170 | } |
| 1171 | |
| 1172 | |
| 1173 | /* |
| 1174 | * Step 5. Link it all together and be done with it. |
| 1175 | * driver command line will look like the following: |
| 1176 | * |
| 1177 | * % gcc -Wl,--dll foo.exp [rest ...] |
| 1178 | * |
| 1179 | */ |
| 1180 | |
| 1181 | { |
| 1182 | int quote; |
| 1183 | |
| 1184 | dyn_string_t step5 = dyn_string_new (driver_cmdline->length |
| 1185 | + strlen (exp_file_name) |
| 1186 | + 20); |
| 1187 | quote = (strchr (exp_file_name, ' ') |
| 1188 | || strchr (exp_file_name, '\t')); |
| 1189 | dyn_string_append_cstr (step5, |
| 1190 | (quote) ? "\"" : ""); |
| 1191 | dyn_string_append_cstr (step5, exp_file_name); |
| 1192 | dyn_string_append_cstr (step5, |
| 1193 | (quote) ? "\"" : ""); |
| 1194 | |
| 1195 | if (driver_cmdline->length) |
| 1196 | { |
| 1197 | dyn_string_append_cstr (step5, " "); |
| 1198 | dyn_string_append_cstr (step5, driver_cmdline->s); |
| 1199 | } |
| 1200 | |
| 1201 | if (run (driver_name, step5->s)) |
| 1202 | cleanup_and_exit (1); |
| 1203 | |
| 1204 | dyn_string_delete (step5); |
| 1205 | } |
| 1206 | |
| 1207 | cleanup_and_exit (0); |
| 1208 | |
| 1209 | return 0; |
| 1210 | } |