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89fc3421 CC |
1 | // plugin.h -- plugin manager for gold -*- C++ -*- |
2 | ||
b90efa5b | 3 | // Copyright (C) 2008-2015 Free Software Foundation, Inc. |
89fc3421 CC |
4 | // Written by Cary Coutant <ccoutant@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 | ||
23 | #ifndef GOLD_PLUGIN_H | |
24 | #define GOLD_PLUGIN_H | |
25 | ||
26 | #include <list> | |
27 | #include <string> | |
28 | ||
29 | #include "object.h" | |
30 | #include "plugin-api.h" | |
31 | #include "workqueue.h" | |
32 | ||
33 | namespace gold | |
34 | { | |
35 | ||
36 | class General_options; | |
37 | class Input_file; | |
38 | class Input_objects; | |
0f3b89d8 ILT |
39 | class Archive; |
40 | class Input_group; | |
41 | class Symbol; | |
89fc3421 CC |
42 | class Symbol_table; |
43 | class Layout; | |
44 | class Dirsearch; | |
45 | class Mapfile; | |
0f3b89d8 | 46 | class Task; |
89fc3421 CC |
47 | class Task_token; |
48 | class Pluginobj; | |
0f3b89d8 | 49 | class Plugin_rescan; |
89fc3421 CC |
50 | |
51 | // This class represents a single plugin library. | |
52 | ||
53 | class Plugin | |
54 | { | |
55 | public: | |
4674ecfc | 56 | Plugin(const char* filename) |
89fc3421 | 57 | : handle_(NULL), |
4674ecfc CC |
58 | filename_(filename), |
59 | args_(), | |
89fc3421 CC |
60 | claim_file_handler_(NULL), |
61 | all_symbols_read_handler_(NULL), | |
40f36857 CC |
62 | cleanup_handler_(NULL), |
63 | cleanup_done_(false) | |
89fc3421 CC |
64 | { } |
65 | ||
66 | ~Plugin() | |
67 | { } | |
68 | ||
69 | // Load the library and call its entry point. | |
70 | void | |
71 | load(); | |
72 | ||
73 | // Call the claim-file handler. | |
74 | bool | |
ca09d69a | 75 | claim_file(struct ld_plugin_input_file* plugin_input_file); |
89fc3421 CC |
76 | |
77 | // Call the all-symbols-read handler. | |
78 | void | |
79 | all_symbols_read(); | |
80 | ||
81 | // Call the cleanup handler. | |
82 | void | |
83 | cleanup(); | |
84 | ||
85 | // Register a claim-file handler. | |
86 | void | |
87 | set_claim_file_handler(ld_plugin_claim_file_handler handler) | |
88 | { this->claim_file_handler_ = handler; } | |
89 | ||
90 | // Register an all-symbols-read handler. | |
91 | void | |
92 | set_all_symbols_read_handler(ld_plugin_all_symbols_read_handler handler) | |
93 | { this->all_symbols_read_handler_ = handler; } | |
94 | ||
95 | // Register a claim-file handler. | |
96 | void | |
97 | set_cleanup_handler(ld_plugin_cleanup_handler handler) | |
98 | { this->cleanup_handler_ = handler; } | |
99 | ||
4674ecfc CC |
100 | // Add an argument |
101 | void | |
ca09d69a | 102 | add_option(const char* arg) |
4674ecfc CC |
103 | { |
104 | this->args_.push_back(arg); | |
105 | } | |
106 | ||
89fc3421 CC |
107 | private: |
108 | Plugin(const Plugin&); | |
109 | Plugin& operator=(const Plugin&); | |
110 | ||
111 | // The shared library handle returned by dlopen. | |
112 | void* handle_; | |
113 | // The argument string given to --plugin. | |
4674ecfc CC |
114 | std::string filename_; |
115 | // The list of argument string given to --plugin-opt. | |
116 | std::vector<std::string> args_; | |
89fc3421 CC |
117 | // The plugin's event handlers. |
118 | ld_plugin_claim_file_handler claim_file_handler_; | |
119 | ld_plugin_all_symbols_read_handler all_symbols_read_handler_; | |
120 | ld_plugin_cleanup_handler cleanup_handler_; | |
40f36857 CC |
121 | // TRUE if the cleanup handlers have been called. |
122 | bool cleanup_done_; | |
89fc3421 CC |
123 | }; |
124 | ||
125 | // A manager class for plugins. | |
126 | ||
127 | class Plugin_manager | |
128 | { | |
129 | public: | |
130 | Plugin_manager(const General_options& options) | |
5995b570 | 131 | : plugins_(), objects_(), deferred_layout_objects_(), input_file_(NULL), |
0f3b89d8 ILT |
132 | plugin_input_file_(), rescannable_(), undefined_symbols_(), |
133 | any_claimed_(false), in_replacement_phase_(false), any_added_(false), | |
e9552f7e | 134 | in_claim_file_handler_(false), |
0f7c0701 CC |
135 | options_(options), workqueue_(NULL), task_(NULL), input_objects_(NULL), |
136 | symtab_(NULL), layout_(NULL), dirpath_(NULL), mapfile_(NULL), | |
d37ffe25 ED |
137 | this_blocker_(NULL), extra_search_path_(), lock_(NULL), |
138 | initialize_lock_(&lock_) | |
89fc3421 CC |
139 | { this->current_ = plugins_.end(); } |
140 | ||
141 | ~Plugin_manager(); | |
142 | ||
143 | // Add a plugin library. | |
144 | void | |
4674ecfc CC |
145 | add_plugin(const char* filename) |
146 | { this->plugins_.push_back(new Plugin(filename)); } | |
147 | ||
148 | // Add an argument to the current plugin. | |
149 | void | |
150 | add_plugin_option(const char* opt) | |
151 | { | |
152 | Plugin* last = this->plugins_.back(); | |
153 | last->add_option(opt); | |
154 | } | |
89fc3421 CC |
155 | |
156 | // Load all plugin libraries. | |
157 | void | |
e9552f7e | 158 | load_plugins(Layout* layout); |
89fc3421 CC |
159 | |
160 | // Call the plugin claim-file handlers in turn to see if any claim the file. | |
161 | Pluginobj* | |
e9552f7e ST |
162 | claim_file(Input_file* input_file, off_t offset, off_t filesize, |
163 | Object* elf_object); | |
164 | ||
165 | // Get the object associated with the handle and check if it is an elf object. | |
166 | // If it is not a Pluginobj, it is an elf object. | |
167 | Object* | |
168 | get_elf_object(const void* handle); | |
169 | ||
170 | // True if the claim_file handler of the plugins is being called. | |
171 | bool | |
172 | in_claim_file_handler() | |
173 | { return in_claim_file_handler_; } | |
89fc3421 | 174 | |
0f3b89d8 ILT |
175 | // Let the plugin manager save an archive for later rescanning. |
176 | // This takes ownership of the Archive pointer. | |
177 | void | |
178 | save_archive(Archive*); | |
179 | ||
180 | // Let the plugin manager save an input group for later rescanning. | |
181 | // This takes ownership of the Input_group pointer. | |
182 | void | |
183 | save_input_group(Input_group*); | |
184 | ||
89fc3421 CC |
185 | // Call the all-symbols-read handlers. |
186 | void | |
0f7c0701 CC |
187 | all_symbols_read(Workqueue* workqueue, Task* task, |
188 | Input_objects* input_objects, Symbol_table* symtab, | |
e9552f7e | 189 | Dirsearch* dirpath, Mapfile* mapfile, |
0f7c0701 | 190 | Task_token** last_blocker); |
89fc3421 | 191 | |
0f3b89d8 ILT |
192 | // Tell the plugin manager that we've a new undefined symbol which |
193 | // may require rescanning. | |
194 | void | |
195 | new_undefined_symbol(Symbol*); | |
196 | ||
483620e8 | 197 | // Run deferred layout. |
89fc3421 | 198 | void |
483620e8 CC |
199 | layout_deferred_objects(); |
200 | ||
201 | // Call the cleanup handlers. | |
202 | void | |
203 | cleanup(); | |
89fc3421 CC |
204 | |
205 | // Register a claim-file handler. | |
206 | void | |
207 | set_claim_file_handler(ld_plugin_claim_file_handler handler) | |
208 | { | |
209 | gold_assert(this->current_ != plugins_.end()); | |
210 | (*this->current_)->set_claim_file_handler(handler); | |
211 | } | |
212 | ||
213 | // Register an all-symbols-read handler. | |
214 | void | |
215 | set_all_symbols_read_handler(ld_plugin_all_symbols_read_handler handler) | |
216 | { | |
217 | gold_assert(this->current_ != plugins_.end()); | |
218 | (*this->current_)->set_all_symbols_read_handler(handler); | |
219 | } | |
220 | ||
221 | // Register a claim-file handler. | |
222 | void | |
223 | set_cleanup_handler(ld_plugin_cleanup_handler handler) | |
224 | { | |
225 | gold_assert(this->current_ != plugins_.end()); | |
226 | (*this->current_)->set_cleanup_handler(handler); | |
227 | } | |
228 | ||
229 | // Make a new Pluginobj object. This is called when the plugin calls | |
230 | // the add_symbols API. | |
231 | Pluginobj* | |
232 | make_plugin_object(unsigned int handle); | |
233 | ||
e9552f7e ST |
234 | // Return the object associated with the given HANDLE. |
235 | Object* | |
89fc3421 CC |
236 | object(unsigned int handle) const |
237 | { | |
238 | if (handle >= this->objects_.size()) | |
239 | return NULL; | |
240 | return this->objects_[handle]; | |
241 | } | |
242 | ||
5995b570 CC |
243 | // Return TRUE if any input files have been claimed by a plugin |
244 | // and we are still in the initial input phase. | |
245 | bool | |
246 | should_defer_layout() const | |
a8279f82 | 247 | { return this->any_claimed_ && !this->in_replacement_phase_; } |
5995b570 CC |
248 | |
249 | // Add a regular object to the deferred layout list. These are | |
250 | // objects whose layout has been deferred until after the | |
251 | // replacement files have arrived. | |
252 | void | |
253 | add_deferred_layout_object(Relobj* obj) | |
254 | { this->deferred_layout_objects_.push_back(obj); } | |
255 | ||
0f7c0701 CC |
256 | // Get input file information with an open (possibly re-opened) |
257 | // file descriptor. | |
258 | ld_plugin_status | |
ca09d69a | 259 | get_input_file(unsigned int handle, struct ld_plugin_input_file* file); |
0f7c0701 | 260 | |
9c793f14 RÁE |
261 | ld_plugin_status |
262 | get_view(unsigned int handle, const void **viewp); | |
263 | ||
0f7c0701 CC |
264 | // Release an input file. |
265 | ld_plugin_status | |
266 | release_input_file(unsigned int handle); | |
267 | ||
89fc3421 CC |
268 | // Add a new input file. |
269 | ld_plugin_status | |
ca09d69a | 270 | add_input_file(const char* pathname, bool is_lib); |
89fc3421 | 271 | |
42218b9f RÁE |
272 | // Set the extra library path. |
273 | ld_plugin_status | |
ca09d69a | 274 | set_extra_library_path(const char* path); |
42218b9f | 275 | |
89fc3421 CC |
276 | // Return TRUE if we are in the replacement phase. |
277 | bool | |
278 | in_replacement_phase() const | |
279 | { return this->in_replacement_phase_; } | |
280 | ||
e9552f7e ST |
281 | Input_objects* |
282 | input_objects() const | |
283 | { return this->input_objects_; } | |
284 | ||
3c537f7f PC |
285 | Symbol_table* |
286 | symtab() | |
287 | { return this->symtab_; } | |
288 | ||
e9552f7e ST |
289 | Layout* |
290 | layout() | |
291 | { return this->layout_; } | |
292 | ||
89fc3421 CC |
293 | private: |
294 | Plugin_manager(const Plugin_manager&); | |
295 | Plugin_manager& operator=(const Plugin_manager&); | |
296 | ||
0f3b89d8 ILT |
297 | // Plugin_rescan is a Task which calls the private rescan method. |
298 | friend class Plugin_rescan; | |
299 | ||
300 | // An archive or input group which may have to be rescanned if a | |
301 | // plugin adds a new file. | |
302 | struct Rescannable | |
303 | { | |
304 | bool is_archive; | |
305 | union | |
306 | { | |
307 | Archive* archive; | |
308 | Input_group* input_group; | |
309 | } u; | |
310 | ||
311 | Rescannable(Archive* archive) | |
312 | : is_archive(true) | |
313 | { this->u.archive = archive; } | |
314 | ||
315 | Rescannable(Input_group* input_group) | |
316 | : is_archive(false) | |
317 | { this->u.input_group = input_group; } | |
318 | }; | |
319 | ||
89fc3421 | 320 | typedef std::list<Plugin*> Plugin_list; |
e9552f7e | 321 | typedef std::vector<Object*> Object_list; |
5995b570 | 322 | typedef std::vector<Relobj*> Deferred_layout_list; |
0f3b89d8 ILT |
323 | typedef std::vector<Rescannable> Rescannable_list; |
324 | typedef std::vector<Symbol*> Undefined_symbol_list; | |
325 | ||
326 | // Rescan archives for undefined symbols. | |
327 | void | |
328 | rescan(Task*); | |
329 | ||
330 | // See whether the rescannable at index I defines SYM. | |
331 | bool | |
332 | rescannable_defines(size_t i, Symbol* sym); | |
89fc3421 CC |
333 | |
334 | // The list of plugin libraries. | |
335 | Plugin_list plugins_; | |
336 | // A pointer to the current plugin. Used while loading plugins. | |
337 | Plugin_list::iterator current_; | |
338 | ||
339 | // The list of plugin objects. The index of an item in this list | |
340 | // serves as the "handle" that we pass to the plugins. | |
341 | Object_list objects_; | |
342 | ||
5995b570 CC |
343 | // The list of regular objects whose layout has been deferred. |
344 | Deferred_layout_list deferred_layout_objects_; | |
345 | ||
89fc3421 CC |
346 | // The file currently up for claim by the plugins. |
347 | Input_file* input_file_; | |
348 | struct ld_plugin_input_file plugin_input_file_; | |
349 | ||
0f3b89d8 ILT |
350 | // A list of archives and input groups being saved for possible |
351 | // later rescanning. | |
352 | Rescannable_list rescannable_; | |
353 | ||
354 | // A list of undefined symbols found in added files. | |
355 | Undefined_symbol_list undefined_symbols_; | |
356 | ||
357 | // Whether any input files have been claimed by a plugin. | |
358 | bool any_claimed_; | |
359 | ||
360 | // Set to true after the all symbols read event; indicates that we | |
361 | // are processing replacement files whose symbols should replace the | |
89fc3421 CC |
362 | // placeholder symbols from the Pluginobj objects. |
363 | bool in_replacement_phase_; | |
364 | ||
0f3b89d8 ILT |
365 | // Whether any input files or libraries were added by a plugin. |
366 | bool any_added_; | |
367 | ||
e9552f7e ST |
368 | // Set to true when the claim_file handler of a plugin is called. |
369 | bool in_claim_file_handler_; | |
370 | ||
89fc3421 CC |
371 | const General_options& options_; |
372 | Workqueue* workqueue_; | |
0f7c0701 | 373 | Task* task_; |
89fc3421 CC |
374 | Input_objects* input_objects_; |
375 | Symbol_table* symtab_; | |
376 | Layout* layout_; | |
377 | Dirsearch* dirpath_; | |
378 | Mapfile* mapfile_; | |
379 | Task_token* this_blocker_; | |
42218b9f RÁE |
380 | |
381 | // An extra directory to seach for the libraries passed by | |
382 | // add_input_library. | |
383 | std::string extra_search_path_; | |
d37ffe25 ED |
384 | Lock* lock_; |
385 | Initialize_lock initialize_lock_; | |
89fc3421 CC |
386 | }; |
387 | ||
388 | ||
389 | // An object file claimed by a plugin. This is an abstract base class. | |
390 | // The implementation is the template class Sized_pluginobj. | |
391 | ||
392 | class Pluginobj : public Object | |
393 | { | |
394 | public: | |
395 | ||
396 | typedef std::vector<Symbol*> Symbols; | |
397 | ||
0f7c0701 CC |
398 | Pluginobj(const std::string& name, Input_file* input_file, off_t offset, |
399 | off_t filesize); | |
89fc3421 CC |
400 | |
401 | // Fill in the symbol resolution status for the given plugin symbols. | |
402 | ld_plugin_status | |
3c537f7f PC |
403 | get_symbol_resolution_info(Symbol_table* symtab, |
404 | int nsyms, | |
235061c2 CC |
405 | ld_plugin_symbol* syms, |
406 | int version) const; | |
89fc3421 | 407 | |
89fc3421 CC |
408 | // Store the incoming symbols from the plugin for later processing. |
409 | void | |
410 | store_incoming_symbols(int nsyms, const struct ld_plugin_symbol* syms) | |
411 | { | |
412 | this->nsyms_ = nsyms; | |
413 | this->syms_ = syms; | |
414 | } | |
415 | ||
416 | // Return TRUE if the comdat group with key COMDAT_KEY from this object | |
417 | // should be kept. | |
418 | bool | |
419 | include_comdat_group(std::string comdat_key, Layout* layout); | |
420 | ||
0f7c0701 CC |
421 | // Return the filename. |
422 | const std::string& | |
423 | filename() const | |
424 | { return this->input_file()->filename(); } | |
425 | ||
426 | // Return the file descriptor. | |
427 | int | |
428 | descriptor() | |
429 | { return this->input_file()->file().descriptor(); } | |
430 | ||
431 | // Return the size of the file or archive member. | |
432 | off_t | |
433 | filesize() | |
434 | { return this->filesize_; } | |
435 | ||
48058663 L |
436 | // Return the word size of the object file. |
437 | int | |
438 | elfsize() const | |
439 | { gold_unreachable(); } | |
440 | ||
441 | // Return TRUE if this is a big-endian object file. | |
442 | bool | |
443 | is_big_endian() const | |
444 | { gold_unreachable(); } | |
445 | ||
89fc3421 CC |
446 | protected: |
447 | // Return TRUE if this is an object claimed by a plugin. | |
448 | virtual Pluginobj* | |
449 | do_pluginobj() | |
450 | { return this; } | |
451 | ||
89fc3421 CC |
452 | // The number of symbols provided by the plugin. |
453 | int nsyms_; | |
43819297 | 454 | |
89fc3421 CC |
455 | // The symbols provided by the plugin. |
456 | const struct ld_plugin_symbol* syms_; | |
457 | ||
458 | // The entries in the symbol table for the external symbols. | |
459 | Symbols symbols_; | |
460 | ||
461 | private: | |
0f7c0701 CC |
462 | // Size of the file (or archive member). |
463 | off_t filesize_; | |
89fc3421 CC |
464 | // Map a comdat key symbol to a boolean indicating whether the comdat |
465 | // group in this object with that key should be kept. | |
466 | typedef Unordered_map<std::string, bool> Comdat_map; | |
467 | Comdat_map comdat_map_; | |
468 | }; | |
469 | ||
470 | // A plugin object, size-specific version. | |
471 | ||
472 | template<int size, bool big_endian> | |
473 | class Sized_pluginobj : public Pluginobj | |
474 | { | |
475 | public: | |
476 | Sized_pluginobj(const std::string& name, Input_file* input_file, | |
0f7c0701 | 477 | off_t offset, off_t filesize); |
89fc3421 CC |
478 | |
479 | // Read the symbols. | |
480 | void | |
481 | do_read_symbols(Read_symbols_data*); | |
482 | ||
483 | // Lay out the input sections. | |
484 | void | |
485 | do_layout(Symbol_table*, Layout*, Read_symbols_data*); | |
486 | ||
487 | // Add the symbols to the symbol table. | |
488 | void | |
f488e4b0 | 489 | do_add_symbols(Symbol_table*, Read_symbols_data*, Layout*); |
89fc3421 | 490 | |
b0193076 | 491 | Archive::Should_include |
88a4108b | 492 | do_should_include_member(Symbol_table* symtab, Layout*, Read_symbols_data*, |
b0193076 RÁE |
493 | std::string* why); |
494 | ||
e0c52780 CC |
495 | // Iterate over global symbols, calling a visitor class V for each. |
496 | void | |
497 | do_for_all_global_symbols(Read_symbols_data* sd, | |
498 | Library_base::Symbol_visitor_base* v); | |
499 | ||
cdc29364 CC |
500 | // Iterate over local symbols, calling a visitor class V for each GOT offset |
501 | // associated with a local symbol. | |
502 | void | |
503 | do_for_all_local_got_entries(Got_offset_list::Visitor* v) const; | |
504 | ||
89fc3421 CC |
505 | // Get the size of a section. |
506 | uint64_t | |
507 | do_section_size(unsigned int shndx); | |
508 | ||
509 | // Get the name of a section. | |
510 | std::string | |
54674d38 | 511 | do_section_name(unsigned int shndx) const; |
89fc3421 CC |
512 | |
513 | // Return a view of the contents of a section. | |
c1027032 CC |
514 | const unsigned char* |
515 | do_section_contents(unsigned int shndx, section_size_type* plen, | |
516 | bool cache); | |
89fc3421 CC |
517 | |
518 | // Return section flags. | |
519 | uint64_t | |
520 | do_section_flags(unsigned int shndx); | |
521 | ||
ef15dade ST |
522 | // Return section entsize. |
523 | uint64_t | |
524 | do_section_entsize(unsigned int shndx); | |
525 | ||
89fc3421 CC |
526 | // Return section address. |
527 | uint64_t | |
528 | do_section_address(unsigned int shndx); | |
529 | ||
530 | // Return section type. | |
531 | unsigned int | |
532 | do_section_type(unsigned int shndx); | |
533 | ||
534 | // Return the section link field. | |
535 | unsigned int | |
536 | do_section_link(unsigned int shndx); | |
537 | ||
538 | // Return the section link field. | |
539 | unsigned int | |
540 | do_section_info(unsigned int shndx); | |
541 | ||
542 | // Return the section alignment. | |
543 | uint64_t | |
544 | do_section_addralign(unsigned int shndx); | |
545 | ||
546 | // Return the Xindex structure to use. | |
547 | Xindex* | |
548 | do_initialize_xindex(); | |
549 | ||
550 | // Get symbol counts. | |
551 | void | |
552 | do_get_global_symbol_counts(const Symbol_table*, size_t*, size_t*) const; | |
553 | ||
dde3f402 ILT |
554 | // Get global symbols. |
555 | const Symbols* | |
556 | do_get_global_symbols() const; | |
557 | ||
89fc3421 CC |
558 | // Add placeholder symbols from a claimed file. |
559 | ld_plugin_status | |
560 | add_symbols_from_plugin(int nsyms, const ld_plugin_symbol* syms); | |
561 | ||
562 | protected: | |
563 | ||
564 | private: | |
565 | }; | |
566 | ||
89fc3421 CC |
567 | // This Task handles handles the "all symbols read" event hook. |
568 | // The plugin may add additional input files at this time, which must | |
569 | // be queued for reading. | |
570 | ||
571 | class Plugin_hook : public Task | |
572 | { | |
573 | public: | |
574 | Plugin_hook(const General_options& options, Input_objects* input_objects, | |
43819297 | 575 | Symbol_table* symtab, Layout* /*layout*/, Dirsearch* dirpath, |
89fc3421 CC |
576 | Mapfile* mapfile, Task_token* this_blocker, |
577 | Task_token* next_blocker) | |
578 | : options_(options), input_objects_(input_objects), symtab_(symtab), | |
43819297 | 579 | dirpath_(dirpath), mapfile_(mapfile), |
89fc3421 CC |
580 | this_blocker_(this_blocker), next_blocker_(next_blocker) |
581 | { } | |
582 | ||
583 | ~Plugin_hook(); | |
584 | ||
585 | // The standard Task methods. | |
586 | ||
587 | Task_token* | |
588 | is_runnable(); | |
589 | ||
590 | void | |
591 | locks(Task_locker*); | |
592 | ||
593 | void | |
594 | run(Workqueue*); | |
595 | ||
596 | std::string | |
597 | get_name() const | |
598 | { return "Plugin_hook"; } | |
599 | ||
600 | private: | |
89fc3421 CC |
601 | const General_options& options_; |
602 | Input_objects* input_objects_; | |
603 | Symbol_table* symtab_; | |
89fc3421 CC |
604 | Dirsearch* dirpath_; |
605 | Mapfile* mapfile_; | |
606 | Task_token* this_blocker_; | |
607 | Task_token* next_blocker_; | |
608 | }; | |
609 | ||
610 | } // End namespace gold. | |
611 | ||
612 | #endif // !defined(GOLD_PLUGIN_H) |