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bae7f79e ILT |
1 | // readsyms.cc -- read input file symbols for gold |
2 | ||
0f7c0701 | 3 | // Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc. |
6cb15b7f ILT |
4 | // Written by Ian Lance Taylor <iant@google.com>. |
5 | ||
6 | // This file is part of gold. | |
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 3 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, | |
21 | // MA 02110-1301, USA. | |
22 | ||
bae7f79e ILT |
23 | #include "gold.h" |
24 | ||
25 | #include <cstring> | |
26 | ||
27 | #include "elfcpp.h" | |
28 | #include "options.h" | |
29 | #include "dirsearch.h" | |
f6ce93d6 | 30 | #include "symtab.h" |
a2fb1b05 | 31 | #include "object.h" |
61ba1cf9 | 32 | #include "archive.h" |
dbe717ef | 33 | #include "script.h" |
61ba1cf9 | 34 | #include "readsyms.h" |
89fc3421 | 35 | #include "plugin.h" |
072fe7ce ILT |
36 | #include "layout.h" |
37 | #include "incremental.h" | |
bae7f79e ILT |
38 | |
39 | namespace gold | |
40 | { | |
41 | ||
ee6d2efe ILT |
42 | // If we fail to open the object, then we won't create an Add_symbols |
43 | // task. However, we still need to unblock the token, or else the | |
44 | // link won't proceed to generate more error messages. We can only | |
17a1d0a9 ILT |
45 | // unblock tokens when the workqueue lock is held, so we need a dummy |
46 | // task to do that. The dummy task has to maintain the right sequence | |
47 | // of blocks, so we need both this_blocker and next_blocker. | |
ee6d2efe ILT |
48 | |
49 | class Unblock_token : public Task | |
50 | { | |
51 | public: | |
52 | Unblock_token(Task_token* this_blocker, Task_token* next_blocker) | |
53 | : this_blocker_(this_blocker), next_blocker_(next_blocker) | |
54 | { } | |
55 | ||
56 | ~Unblock_token() | |
57 | { | |
58 | if (this->this_blocker_ != NULL) | |
59 | delete this->this_blocker_; | |
60 | } | |
61 | ||
17a1d0a9 ILT |
62 | Task_token* |
63 | is_runnable() | |
ee6d2efe ILT |
64 | { |
65 | if (this->this_blocker_ != NULL && this->this_blocker_->is_blocked()) | |
17a1d0a9 ILT |
66 | return this->this_blocker_; |
67 | return NULL; | |
ee6d2efe ILT |
68 | } |
69 | ||
17a1d0a9 ILT |
70 | void |
71 | locks(Task_locker* tl) | |
72 | { tl->add(this, this->next_blocker_); } | |
ee6d2efe ILT |
73 | |
74 | void | |
75 | run(Workqueue*) | |
76 | { } | |
77 | ||
c7912668 ILT |
78 | std::string |
79 | get_name() const | |
80 | { return "Unblock_token"; } | |
81 | ||
ee6d2efe ILT |
82 | private: |
83 | Task_token* this_blocker_; | |
84 | Task_token* next_blocker_; | |
85 | }; | |
86 | ||
bae7f79e ILT |
87 | // Class read_symbols. |
88 | ||
89 | Read_symbols::~Read_symbols() | |
90 | { | |
91 | // The this_blocker_ and next_blocker_ pointers are passed on to the | |
92 | // Add_symbols task. | |
93 | } | |
94 | ||
15f8229b ILT |
95 | // If appropriate, issue a warning about skipping an incompatible |
96 | // file. | |
97 | ||
98 | void | |
99 | Read_symbols::incompatible_warning(const Input_argument* input_argument, | |
100 | const Input_file* input_file) | |
101 | { | |
102 | if (parameters->options().warn_search_mismatch()) | |
103 | gold_warning("skipping incompatible %s while searching for %s", | |
104 | input_file->filename().c_str(), | |
105 | input_argument->file().name()); | |
106 | } | |
107 | ||
108 | // Requeue a Read_symbols task to search for the next object with the | |
109 | // same name. | |
110 | ||
111 | void | |
112 | Read_symbols::requeue(Workqueue* workqueue, Input_objects* input_objects, | |
113 | Symbol_table* symtab, Layout* layout, Dirsearch* dirpath, | |
114 | int dirindex, Mapfile* mapfile, | |
115 | const Input_argument* input_argument, | |
116 | Input_group* input_group, Task_token* next_blocker) | |
117 | { | |
118 | // Bump the directory search index. | |
119 | ++dirindex; | |
120 | ||
121 | // We don't need to worry about this_blocker, since we already | |
122 | // reached it. However, we are removing the blocker on next_blocker | |
123 | // because the calling task is completing. So we need to add a new | |
124 | // blocker. Since next_blocker may be shared by several tasks, we | |
125 | // need to increment the count with the workqueue lock held. | |
126 | workqueue->add_blocker(next_blocker); | |
127 | ||
128 | workqueue->queue(new Read_symbols(input_objects, symtab, layout, dirpath, | |
129 | dirindex, mapfile, input_argument, | |
130 | input_group, NULL, next_blocker)); | |
131 | } | |
132 | ||
ead1e424 ILT |
133 | // Return whether a Read_symbols task is runnable. We can read an |
134 | // ordinary input file immediately. For an archive specified using | |
135 | // -l, we have to wait until the search path is complete. | |
bae7f79e | 136 | |
17a1d0a9 ILT |
137 | Task_token* |
138 | Read_symbols::is_runnable() | |
bae7f79e | 139 | { |
dbe717ef | 140 | if (this->input_argument_->is_file() |
51dee2fe | 141 | && this->input_argument_->file().may_need_search() |
17a1d0a9 ILT |
142 | && this->dirpath_->token()->is_blocked()) |
143 | return this->dirpath_->token(); | |
bae7f79e | 144 | |
17a1d0a9 | 145 | return NULL; |
bae7f79e ILT |
146 | } |
147 | ||
148 | // Return a Task_locker for a Read_symbols task. We don't need any | |
149 | // locks here. | |
150 | ||
17a1d0a9 ILT |
151 | void |
152 | Read_symbols::locks(Task_locker*) | |
bae7f79e | 153 | { |
bae7f79e ILT |
154 | } |
155 | ||
ee6d2efe | 156 | // Run a Read_symbols task. |
bae7f79e ILT |
157 | |
158 | void | |
159 | Read_symbols::run(Workqueue* workqueue) | |
ee6d2efe ILT |
160 | { |
161 | // If we didn't queue a new task, then we need to explicitly unblock | |
162 | // the token. | |
163 | if (!this->do_read_symbols(workqueue)) | |
da769d56 ILT |
164 | workqueue->queue_soon(new Unblock_token(this->this_blocker_, |
165 | this->next_blocker_)); | |
ee6d2efe ILT |
166 | } |
167 | ||
168 | // Open the file and read the symbols. Return true if a new task was | |
169 | // queued, false if that could not happen due to some error. | |
170 | ||
171 | bool | |
172 | Read_symbols::do_read_symbols(Workqueue* workqueue) | |
bae7f79e | 173 | { |
dbe717ef | 174 | if (this->input_argument_->is_group()) |
ead1e424 | 175 | { |
a3ad94ed | 176 | gold_assert(this->input_group_ == NULL); |
ead1e424 | 177 | this->do_group(workqueue); |
ee6d2efe | 178 | return true; |
ead1e424 ILT |
179 | } |
180 | ||
5a6f7e2d | 181 | Input_file* input_file = new Input_file(&this->input_argument_->file()); |
15f8229b | 182 | if (!input_file->open(*this->dirpath_, this, &this->dirindex_)) |
ee6d2efe | 183 | return false; |
bae7f79e ILT |
184 | |
185 | // Read enough of the file to pick up the entire ELF header. | |
186 | ||
82dcae9d | 187 | off_t filesize = input_file->file().filesize(); |
bae3688d | 188 | |
82dcae9d ILT |
189 | if (filesize == 0) |
190 | { | |
75f2446e ILT |
191 | gold_error(_("%s: file is empty"), |
192 | input_file->file().filename().c_str()); | |
ee6d2efe | 193 | return false; |
82dcae9d ILT |
194 | } |
195 | ||
f6060a4d ILT |
196 | const unsigned char* ehdr; |
197 | int read_size; | |
198 | bool is_elf = is_elf_object(input_file, 0, &ehdr, &read_size); | |
82dcae9d | 199 | |
89fc3421 CC |
200 | if (read_size >= Archive::sarmag) |
201 | { | |
202 | bool is_thin_archive | |
203 | = memcmp(ehdr, Archive::armagt, Archive::sarmag) == 0; | |
072fe7ce | 204 | if (is_thin_archive |
89fc3421 CC |
205 | || memcmp(ehdr, Archive::armag, Archive::sarmag) == 0) |
206 | { | |
207 | // This is an archive. | |
208 | Archive* arch = new Archive(this->input_argument_->file().name(), | |
209 | input_file, is_thin_archive, | |
210 | this->dirpath_, this); | |
15f8229b | 211 | arch->setup(); |
072fe7ce ILT |
212 | |
213 | if (this->layout_->incremental_inputs()) | |
214 | { | |
215 | const Input_argument* ia = this->input_argument_; | |
216 | this->layout_->incremental_inputs()->report_archive(ia, arch); | |
217 | } | |
218 | ||
89fc3421 CC |
219 | // Unlock the archive so it can be used in the next task. |
220 | arch->unlock(this); | |
221 | ||
222 | workqueue->queue_next(new Add_archive_symbols(this->symtab_, | |
223 | this->layout_, | |
224 | this->input_objects_, | |
15f8229b ILT |
225 | this->dirpath_, |
226 | this->dirindex_, | |
89fc3421 | 227 | this->mapfile_, |
15f8229b | 228 | this->input_argument_, |
89fc3421 CC |
229 | arch, |
230 | this->input_group_, | |
231 | this->this_blocker_, | |
232 | this->next_blocker_)); | |
233 | return true; | |
234 | } | |
235 | } | |
236 | ||
237 | if (parameters->options().has_plugins()) | |
238 | { | |
239 | Pluginobj* obj = parameters->options().plugins()->claim_file(input_file, | |
240 | 0, filesize); | |
241 | if (obj != NULL) | |
242 | { | |
243 | // The input file was claimed by a plugin, and its symbols | |
244 | // have been provided by the plugin. | |
0f7c0701 CC |
245 | |
246 | // We are done with the file at this point, so unlock it. | |
247 | obj->unlock(this); | |
248 | ||
f488e4b0 CC |
249 | workqueue->queue_next(new Add_symbols(this->input_objects_, |
250 | this->symtab_, | |
251 | this->layout_, | |
15f8229b ILT |
252 | this->dirpath_, |
253 | this->dirindex_, | |
254 | this->mapfile_, | |
255 | this->input_argument_, | |
256 | this->input_group_, | |
257 | obj, | |
258 | NULL, | |
f488e4b0 CC |
259 | this->this_blocker_, |
260 | this->next_blocker_)); | |
89fc3421 CC |
261 | return true; |
262 | } | |
263 | } | |
264 | ||
f6060a4d | 265 | if (is_elf) |
bae7f79e | 266 | { |
f6060a4d | 267 | // This is an ELF object. |
a2fb1b05 | 268 | |
029ba973 ILT |
269 | bool unconfigured = false; |
270 | bool* punconfigured = (input_file->will_search_for() | |
271 | ? &unconfigured | |
272 | : NULL); | |
f6060a4d ILT |
273 | Object* obj = make_elf_object(input_file->filename(), |
274 | input_file, 0, ehdr, read_size, | |
029ba973 | 275 | punconfigured); |
f6060a4d ILT |
276 | if (obj == NULL) |
277 | { | |
029ba973 | 278 | if (unconfigured) |
15f8229b | 279 | { |
f6060a4d ILT |
280 | Read_symbols::incompatible_warning(this->input_argument_, |
281 | input_file); | |
282 | input_file->file().release(); | |
283 | input_file->file().unlock(this); | |
284 | delete input_file; | |
285 | ++this->dirindex_; | |
286 | return this->do_read_symbols(workqueue); | |
15f8229b | 287 | } |
f6060a4d ILT |
288 | return false; |
289 | } | |
dbe717ef | 290 | |
f6060a4d ILT |
291 | Read_symbols_data* sd = new Read_symbols_data; |
292 | obj->read_symbols(sd); | |
293 | ||
072fe7ce ILT |
294 | if (this->layout_->incremental_inputs()) |
295 | { | |
296 | const Input_argument* ia = this->input_argument_; | |
297 | this->layout_->incremental_inputs()->report_object(ia, obj); | |
298 | } | |
299 | ||
f6060a4d ILT |
300 | // Opening the file locked it, so now we need to unlock it. We |
301 | // need to unlock it before queuing the Add_symbols task, | |
302 | // because the workqueue doesn't know about our lock on the | |
303 | // file. If we queue the Add_symbols task first, it will be | |
304 | // stuck on the end of the file lock, but since the workqueue | |
305 | // doesn't know about that lock, it will never release the | |
306 | // Add_symbols task. | |
307 | ||
308 | input_file->file().unlock(this); | |
309 | ||
310 | // We use queue_next because everything is cached for this | |
311 | // task to run right away if possible. | |
312 | ||
313 | workqueue->queue_next(new Add_symbols(this->input_objects_, | |
314 | this->symtab_, this->layout_, | |
315 | this->dirpath_, | |
316 | this->dirindex_, | |
317 | this->mapfile_, | |
318 | this->input_argument_, | |
319 | this->input_group_, | |
320 | obj, | |
321 | sd, | |
322 | this->this_blocker_, | |
323 | this->next_blocker_)); | |
bae7f79e | 324 | |
f6060a4d | 325 | return true; |
bae7f79e ILT |
326 | } |
327 | ||
da769d56 ILT |
328 | // Queue up a task to try to parse this file as a script. We use a |
329 | // separate task so that the script will be read in order with other | |
330 | // objects named on the command line. Also so that we don't try to | |
331 | // read multiple scripts simultaneously, which could lead to | |
332 | // unpredictable changes to the General_options structure. | |
333 | ||
f1ed28fb | 334 | workqueue->queue_soon(new Read_script(this->symtab_, |
da769d56 ILT |
335 | this->layout_, |
336 | this->dirpath_, | |
15f8229b | 337 | this->dirindex_, |
da769d56 | 338 | this->input_objects_, |
7d9e3d98 | 339 | this->mapfile_, |
da769d56 ILT |
340 | this->input_group_, |
341 | this->input_argument_, | |
342 | input_file, | |
343 | this->this_blocker_, | |
344 | this->next_blocker_)); | |
345 | return true; | |
bae7f79e ILT |
346 | } |
347 | ||
ead1e424 ILT |
348 | // Handle a group. We need to walk through the arguments over and |
349 | // over until we don't see any new undefined symbols. We do this by | |
350 | // setting off Read_symbols Tasks as usual, but recording the archive | |
351 | // entries instead of deleting them. We also start a Finish_group | |
352 | // Task which runs after we've read all the symbols. In that task we | |
353 | // process the archives in a loop until we are done. | |
354 | ||
355 | void | |
356 | Read_symbols::do_group(Workqueue* workqueue) | |
357 | { | |
358 | Input_group* input_group = new Input_group(); | |
359 | ||
dbe717ef | 360 | const Input_file_group* group = this->input_argument_->group(); |
ead1e424 | 361 | Task_token* this_blocker = this->this_blocker_; |
17a1d0a9 | 362 | |
ead1e424 ILT |
363 | for (Input_file_group::const_iterator p = group->begin(); |
364 | p != group->end(); | |
365 | ++p) | |
366 | { | |
dbe717ef | 367 | const Input_argument* arg = &*p; |
a3ad94ed | 368 | gold_assert(arg->is_file()); |
ead1e424 | 369 | |
17a1d0a9 | 370 | Task_token* next_blocker = new Task_token(true); |
ead1e424 | 371 | next_blocker->add_blocker(); |
f1ed28fb | 372 | workqueue->queue_soon(new Read_symbols(this->input_objects_, |
da769d56 | 373 | this->symtab_, this->layout_, |
15f8229b ILT |
374 | this->dirpath_, this->dirindex_, |
375 | this->mapfile_, arg, input_group, | |
da769d56 | 376 | this_blocker, next_blocker)); |
ead1e424 ILT |
377 | this_blocker = next_blocker; |
378 | } | |
379 | ||
380 | const int saw_undefined = this->symtab_->saw_undefined(); | |
da769d56 ILT |
381 | workqueue->queue_soon(new Finish_group(this->input_objects_, |
382 | this->symtab_, | |
383 | this->layout_, | |
7d9e3d98 | 384 | this->mapfile_, |
da769d56 ILT |
385 | input_group, |
386 | saw_undefined, | |
387 | this_blocker, | |
388 | this->next_blocker_)); | |
ead1e424 ILT |
389 | } |
390 | ||
c7912668 ILT |
391 | // Return a debugging name for a Read_symbols task. |
392 | ||
393 | std::string | |
394 | Read_symbols::get_name() const | |
395 | { | |
396 | if (!this->input_argument_->is_group()) | |
397 | { | |
398 | std::string ret("Read_symbols "); | |
399 | if (this->input_argument_->file().is_lib()) | |
400 | ret += "-l"; | |
ae3b5189 CD |
401 | else if (this->input_argument_->file().is_searched_file()) |
402 | ret += "-l:"; | |
c7912668 ILT |
403 | ret += this->input_argument_->file().name(); |
404 | return ret; | |
405 | } | |
406 | ||
407 | std::string ret("Read_symbols group ("); | |
408 | bool add_space = false; | |
409 | const Input_file_group* group = this->input_argument_->group(); | |
410 | for (Input_file_group::const_iterator p = group->begin(); | |
411 | p != group->end(); | |
412 | ++p) | |
413 | { | |
414 | if (add_space) | |
415 | ret += ' '; | |
416 | ret += p->file().name(); | |
417 | add_space = true; | |
418 | } | |
419 | return ret + ')'; | |
420 | } | |
421 | ||
bae7f79e ILT |
422 | // Class Add_symbols. |
423 | ||
424 | Add_symbols::~Add_symbols() | |
425 | { | |
426 | if (this->this_blocker_ != NULL) | |
427 | delete this->this_blocker_; | |
428 | // next_blocker_ is deleted by the task associated with the next | |
429 | // input file. | |
430 | } | |
431 | ||
a2fb1b05 ILT |
432 | // We are blocked by this_blocker_. We block next_blocker_. We also |
433 | // lock the file. | |
bae7f79e | 434 | |
17a1d0a9 ILT |
435 | Task_token* |
436 | Add_symbols::is_runnable() | |
bae7f79e ILT |
437 | { |
438 | if (this->this_blocker_ != NULL && this->this_blocker_->is_blocked()) | |
17a1d0a9 | 439 | return this->this_blocker_; |
a2fb1b05 | 440 | if (this->object_->is_locked()) |
17a1d0a9 ILT |
441 | return this->object_->token(); |
442 | return NULL; | |
bae7f79e ILT |
443 | } |
444 | ||
17a1d0a9 ILT |
445 | void |
446 | Add_symbols::locks(Task_locker* tl) | |
bae7f79e | 447 | { |
17a1d0a9 ILT |
448 | tl->add(this, this->next_blocker_); |
449 | tl->add(this, this->object_->token()); | |
bae7f79e ILT |
450 | } |
451 | ||
ead1e424 ILT |
452 | // Add the symbols in the object to the symbol table. |
453 | ||
bae7f79e | 454 | void |
029ba973 | 455 | Add_symbols::run(Workqueue*) |
bae7f79e | 456 | { |
f488e4b0 CC |
457 | Pluginobj* pluginobj = this->object_->pluginobj(); |
458 | if (pluginobj != NULL) | |
459 | { | |
460 | this->object_->add_symbols(this->symtab_, this->sd_, this->layout_); | |
461 | return; | |
462 | } | |
463 | ||
029ba973 | 464 | if (!this->input_objects_->add_object(this->object_)) |
15f8229b ILT |
465 | { |
466 | this->object_->release(); | |
008db82e ILT |
467 | delete this->object_; |
468 | } | |
469 | else | |
470 | { | |
7e1edb90 | 471 | this->object_->layout(this->symtab_, this->layout_, this->sd_); |
f488e4b0 | 472 | this->object_->add_symbols(this->symtab_, this->sd_, this->layout_); |
17a1d0a9 | 473 | this->object_->release(); |
008db82e | 474 | } |
12e14209 ILT |
475 | delete this->sd_; |
476 | this->sd_ = NULL; | |
bae7f79e ILT |
477 | } |
478 | ||
ead1e424 ILT |
479 | // Class Finish_group. |
480 | ||
481 | Finish_group::~Finish_group() | |
482 | { | |
483 | if (this->this_blocker_ != NULL) | |
484 | delete this->this_blocker_; | |
485 | // next_blocker_ is deleted by the task associated with the next | |
486 | // input file following the group. | |
487 | } | |
488 | ||
489 | // We need to wait for THIS_BLOCKER_ and unblock NEXT_BLOCKER_. | |
490 | ||
17a1d0a9 ILT |
491 | Task_token* |
492 | Finish_group::is_runnable() | |
ead1e424 ILT |
493 | { |
494 | if (this->this_blocker_ != NULL && this->this_blocker_->is_blocked()) | |
17a1d0a9 ILT |
495 | return this->this_blocker_; |
496 | return NULL; | |
ead1e424 ILT |
497 | } |
498 | ||
17a1d0a9 ILT |
499 | void |
500 | Finish_group::locks(Task_locker* tl) | |
ead1e424 | 501 | { |
17a1d0a9 | 502 | tl->add(this, this->next_blocker_); |
ead1e424 ILT |
503 | } |
504 | ||
505 | // Loop over the archives until there are no new undefined symbols. | |
506 | ||
507 | void | |
508 | Finish_group::run(Workqueue*) | |
509 | { | |
510 | int saw_undefined = this->saw_undefined_; | |
511 | while (saw_undefined != this->symtab_->saw_undefined()) | |
512 | { | |
513 | saw_undefined = this->symtab_->saw_undefined(); | |
514 | ||
515 | for (Input_group::const_iterator p = this->input_group_->begin(); | |
516 | p != this->input_group_->end(); | |
517 | ++p) | |
518 | { | |
17a1d0a9 | 519 | Task_lock_obj<Archive> tl(this, *p); |
ead1e424 | 520 | |
7e1edb90 | 521 | (*p)->add_symbols(this->symtab_, this->layout_, |
7d9e3d98 | 522 | this->input_objects_, this->mapfile_); |
ead1e424 ILT |
523 | } |
524 | } | |
525 | ||
526 | // Delete all the archives now that we no longer need them. | |
527 | for (Input_group::const_iterator p = this->input_group_->begin(); | |
528 | p != this->input_group_->end(); | |
529 | ++p) | |
530 | delete *p; | |
531 | delete this->input_group_; | |
532 | } | |
533 | ||
da769d56 ILT |
534 | // Class Read_script |
535 | ||
536 | Read_script::~Read_script() | |
537 | { | |
538 | if (this->this_blocker_ != NULL) | |
539 | delete this->this_blocker_; | |
540 | // next_blocker_ is deleted by the task associated with the next | |
541 | // input file. | |
542 | } | |
543 | ||
544 | // We are blocked by this_blocker_. | |
545 | ||
546 | Task_token* | |
547 | Read_script::is_runnable() | |
548 | { | |
549 | if (this->this_blocker_ != NULL && this->this_blocker_->is_blocked()) | |
550 | return this->this_blocker_; | |
551 | return NULL; | |
552 | } | |
553 | ||
554 | // We don't unlock next_blocker_ here. If the script names any input | |
555 | // files, then the last file will be responsible for unlocking it. | |
556 | ||
557 | void | |
558 | Read_script::locks(Task_locker*) | |
559 | { | |
560 | } | |
561 | ||
562 | // Read the script, if it is a script. | |
563 | ||
564 | void | |
565 | Read_script::run(Workqueue* workqueue) | |
566 | { | |
567 | bool used_next_blocker; | |
f1ed28fb | 568 | if (!read_input_script(workqueue, this->symtab_, this->layout_, |
15f8229b | 569 | this->dirpath_, this->dirindex_, this->input_objects_, |
7d9e3d98 ILT |
570 | this->mapfile_, this->input_group_, |
571 | this->input_argument_, this->input_file_, | |
572 | this->next_blocker_, &used_next_blocker)) | |
da769d56 ILT |
573 | { |
574 | // Here we have to handle any other input file types we need. | |
575 | gold_error(_("%s: not an object or archive"), | |
576 | this->input_file_->file().filename().c_str()); | |
577 | } | |
578 | ||
579 | if (!used_next_blocker) | |
580 | { | |
581 | // Queue up a task to unlock next_blocker. We can't just unlock | |
582 | // it here, as we don't hold the workqueue lock. | |
583 | workqueue->queue_soon(new Unblock_token(NULL, this->next_blocker_)); | |
584 | } | |
585 | } | |
586 | ||
587 | // Return a debugging name for a Read_script task. | |
588 | ||
589 | std::string | |
590 | Read_script::get_name() const | |
591 | { | |
592 | std::string ret("Read_script "); | |
593 | if (this->input_argument_->file().is_lib()) | |
594 | ret += "-l"; | |
ae3b5189 CD |
595 | else if (this->input_argument_->file().is_searched_file()) |
596 | ret += "-l:"; | |
da769d56 ILT |
597 | ret += this->input_argument_->file().name(); |
598 | return ret; | |
599 | } | |
600 | ||
bae7f79e | 601 | } // End namespace gold. |