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f6ce93d6 ILT |
1 | // dynobj.h -- dynamic object support for gold -*- C++ -*- |
2 | ||
6cb15b7f ILT |
3 | // Copyright 2006, 2007 Free Software Foundation, Inc. |
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 | ||
f6ce93d6 ILT |
23 | #ifndef GOLD_DYNOBJ_H |
24 | #define GOLD_DYNOBJ_H | |
25 | ||
dbe717ef ILT |
26 | #include <vector> |
27 | ||
14b31740 | 28 | #include "stringpool.h" |
f6ce93d6 ILT |
29 | #include "object.h" |
30 | ||
31 | namespace gold | |
32 | { | |
33 | ||
14b31740 | 34 | class General_options; |
09124467 | 35 | class Version_script_info; |
14b31740 | 36 | |
f6ce93d6 ILT |
37 | // A dynamic object (ET_DYN). This is an abstract base class itself. |
38 | // The implementations is the template class Sized_dynobj. | |
39 | ||
40 | class Dynobj : public Object | |
41 | { | |
42 | public: | |
e2827e5f ILT |
43 | // We keep a list of all the DT_NEEDED entries we find. |
44 | typedef std::vector<std::string> Needed; | |
45 | ||
a7a81c1d | 46 | Dynobj(const std::string& name, Input_file* input_file, off_t offset = 0); |
a3ad94ed ILT |
47 | |
48 | // Return the name to use in a DT_NEEDED entry for this object. | |
49 | const char* | |
e2827e5f ILT |
50 | soname() const |
51 | { return this->soname_.c_str(); } | |
52 | ||
53 | // Return the list of DT_NEEDED strings. | |
54 | const Needed& | |
55 | needed() const | |
56 | { return this->needed_; } | |
57 | ||
58 | // Return whether this dynamic object has any DT_NEEDED entries | |
59 | // which were not seen during the link. | |
60 | bool | |
61 | has_unknown_needed_entries() const | |
62 | { | |
63 | gold_assert(this->unknown_needed_ != UNKNOWN_NEEDED_UNSET); | |
64 | return this->unknown_needed_ == UNKNOWN_NEEDED_TRUE; | |
65 | } | |
66 | ||
67 | // Set whether this dynamic object has any DT_NEEDED entries which | |
68 | // were not seen during the link. | |
69 | void | |
70 | set_has_unknown_needed_entries(bool set) | |
71 | { | |
72 | gold_assert(this->unknown_needed_ == UNKNOWN_NEEDED_UNSET); | |
73 | this->unknown_needed_ = set ? UNKNOWN_NEEDED_TRUE : UNKNOWN_NEEDED_FALSE; | |
74 | } | |
a3ad94ed | 75 | |
14b31740 ILT |
76 | // Compute the ELF hash code for a string. |
77 | static uint32_t | |
78 | elf_hash(const char*); | |
79 | ||
a3ad94ed ILT |
80 | // Create a standard ELF hash table, setting *PPHASH and *PHASHLEN. |
81 | // DYNSYMS is the global dynamic symbols. LOCAL_DYNSYM_COUNT is the | |
82 | // number of local dynamic symbols, which is the index of the first | |
83 | // dynamic gobal symbol. | |
84 | static void | |
9025d29d | 85 | create_elf_hash_table(const std::vector<Symbol*>& dynsyms, |
a3ad94ed ILT |
86 | unsigned int local_dynsym_count, |
87 | unsigned char** pphash, | |
88 | unsigned int* phashlen); | |
89 | ||
90 | // Create a GNU hash table, setting *PPHASH and *PHASHLEN. DYNSYMS | |
91 | // is the global dynamic symbols. LOCAL_DYNSYM_COUNT is the number | |
92 | // of local dynamic symbols, which is the index of the first dynamic | |
93 | // gobal symbol. | |
94 | static void | |
9025d29d | 95 | create_gnu_hash_table(const std::vector<Symbol*>& dynsyms, |
a3ad94ed ILT |
96 | unsigned int local_dynsym_count, |
97 | unsigned char** pphash, unsigned int* phashlen); | |
98 | ||
99 | protected: | |
100 | // Set the DT_SONAME string. | |
101 | void | |
102 | set_soname_string(const char* s) | |
103 | { this->soname_.assign(s); } | |
104 | ||
e2827e5f ILT |
105 | // Add an entry to the list of DT_NEEDED strings. |
106 | void | |
107 | add_needed(const char* s) | |
108 | { this->needed_.push_back(std::string(s)); } | |
109 | ||
a3ad94ed | 110 | private: |
a3ad94ed ILT |
111 | // Compute the GNU hash code for a string. |
112 | static uint32_t | |
113 | gnu_hash(const char*); | |
114 | ||
115 | // Compute the number of hash buckets to use. | |
116 | static unsigned int | |
117 | compute_bucket_count(const std::vector<uint32_t>& hashcodes, | |
118 | bool for_gnu_hash_table); | |
119 | ||
120 | // Sized version of create_elf_hash_table. | |
121 | template<bool big_endian> | |
122 | static void | |
123 | sized_create_elf_hash_table(const std::vector<uint32_t>& bucket, | |
124 | const std::vector<uint32_t>& chain, | |
125 | unsigned char* phash, | |
126 | unsigned int hashlen); | |
127 | ||
128 | // Sized version of create_gnu_hash_table. | |
129 | template<int size, bool big_endian> | |
130 | static void | |
131 | sized_create_gnu_hash_table(const std::vector<Symbol*>& hashed_dynsyms, | |
132 | const std::vector<uint32_t>& dynsym_hashvals, | |
133 | unsigned int unhashed_dynsym_count, | |
134 | unsigned char** pphash, | |
135 | unsigned int* phashlen); | |
136 | ||
e2827e5f ILT |
137 | // Values for the has_unknown_needed_entries_ field. |
138 | enum Unknown_needed | |
139 | { | |
140 | UNKNOWN_NEEDED_UNSET, | |
141 | UNKNOWN_NEEDED_TRUE, | |
142 | UNKNOWN_NEEDED_FALSE | |
143 | }; | |
144 | ||
a3ad94ed ILT |
145 | // The DT_SONAME name, if any. |
146 | std::string soname_; | |
e2827e5f ILT |
147 | // The list of DT_NEEDED entries. |
148 | Needed needed_; | |
149 | // Whether this dynamic object has any DT_NEEDED entries not seen | |
150 | // during the link. | |
151 | Unknown_needed unknown_needed_; | |
f6ce93d6 ILT |
152 | }; |
153 | ||
154 | // A dynamic object, size and endian specific version. | |
155 | ||
156 | template<int size, bool big_endian> | |
157 | class Sized_dynobj : public Dynobj | |
158 | { | |
159 | public: | |
160 | Sized_dynobj(const std::string& name, Input_file* input_file, off_t offset, | |
161 | const typename elfcpp::Ehdr<size, big_endian>&); | |
162 | ||
dbe717ef ILT |
163 | // Set up the object file based on the ELF header. |
164 | void | |
165 | setup(const typename elfcpp::Ehdr<size, big_endian>&); | |
166 | ||
f6ce93d6 ILT |
167 | // Read the symbols. |
168 | void | |
169 | do_read_symbols(Read_symbols_data*); | |
170 | ||
171 | // Lay out the input sections. | |
172 | void | |
7e1edb90 | 173 | do_layout(Symbol_table*, Layout*, Read_symbols_data*); |
f6ce93d6 ILT |
174 | |
175 | // Add the symbols to the symbol table. | |
176 | void | |
177 | do_add_symbols(Symbol_table*, Read_symbols_data*); | |
178 | ||
a445fddf ILT |
179 | // Get the size of a section. |
180 | uint64_t | |
181 | do_section_size(unsigned int shndx) | |
182 | { return this->elf_file_.section_size(shndx); } | |
183 | ||
dbe717ef ILT |
184 | // Get the name of a section. |
185 | std::string | |
186 | do_section_name(unsigned int shndx) | |
187 | { return this->elf_file_.section_name(shndx); } | |
188 | ||
f6ce93d6 ILT |
189 | // Return a view of the contents of a section. Set *PLEN to the |
190 | // size. | |
dbe717ef ILT |
191 | Object::Location |
192 | do_section_contents(unsigned int shndx) | |
193 | { return this->elf_file_.section_contents(shndx); } | |
f6ce93d6 | 194 | |
a3ad94ed ILT |
195 | // Return section flags. |
196 | uint64_t | |
197 | do_section_flags(unsigned int shndx) | |
198 | { return this->elf_file_.section_flags(shndx); } | |
199 | ||
730cdc88 ILT |
200 | // Return section type. |
201 | unsigned int | |
202 | do_section_type(unsigned int shndx) | |
203 | { return this->elf_file_.section_type(shndx); } | |
204 | ||
f7e2ee48 ILT |
205 | // Return the section link field. |
206 | unsigned int | |
207 | do_section_link(unsigned int shndx) | |
208 | { return this->elf_file_.section_link(shndx); } | |
209 | ||
4c50553d ILT |
210 | // Return the section link field. |
211 | unsigned int | |
212 | do_section_info(unsigned int shndx) | |
213 | { return this->elf_file_.section_info(shndx); } | |
214 | ||
a445fddf ILT |
215 | // Return the section alignment. |
216 | uint64_t | |
217 | do_section_addralign(unsigned int shndx) | |
218 | { return this->elf_file_.section_addralign(shndx); } | |
219 | ||
dbe717ef ILT |
220 | private: |
221 | // For convenience. | |
222 | typedef Sized_dynobj<size, big_endian> This; | |
223 | static const int shdr_size = elfcpp::Elf_sizes<size>::shdr_size; | |
224 | static const int sym_size = elfcpp::Elf_sizes<size>::sym_size; | |
225 | static const int dyn_size = elfcpp::Elf_sizes<size>::dyn_size; | |
226 | typedef elfcpp::Shdr<size, big_endian> Shdr; | |
227 | typedef elfcpp::Dyn<size, big_endian> Dyn; | |
228 | ||
229 | // Find the dynamic symbol table and the version sections, given the | |
230 | // section headers. | |
231 | void | |
232 | find_dynsym_sections(const unsigned char* pshdrs, | |
233 | unsigned int* pdynshm_shndx, | |
234 | unsigned int* pversym_shndx, | |
235 | unsigned int* pverdef_shndx, | |
236 | unsigned int* pverneed_shndx, | |
237 | unsigned int* pdynamic_shndx); | |
238 | ||
239 | // Read the dynamic symbol section SHNDX. | |
240 | void | |
241 | read_dynsym_section(const unsigned char* pshdrs, unsigned int shndx, | |
242 | elfcpp::SHT type, unsigned int link, | |
8383303e | 243 | File_view** view, section_size_type* view_size, |
dbe717ef ILT |
244 | unsigned int* view_info); |
245 | ||
e2827e5f | 246 | // Read the dynamic tags. |
dbe717ef | 247 | void |
e2827e5f ILT |
248 | read_dynamic(const unsigned char* pshdrs, unsigned int dynamic_shndx, |
249 | unsigned int strtab_shndx, const unsigned char* strtabu, | |
250 | off_t strtab_size); | |
dbe717ef ILT |
251 | |
252 | // Mapping from version number to version name. | |
253 | typedef std::vector<const char*> Version_map; | |
254 | ||
255 | // Create the version map. | |
256 | void | |
257 | make_version_map(Read_symbols_data* sd, Version_map*) const; | |
258 | ||
14b31740 ILT |
259 | // Add version definitions to the version map. |
260 | void | |
261 | make_verdef_map(Read_symbols_data* sd, Version_map*) const; | |
262 | ||
263 | // Add version references to the version map. | |
264 | void | |
265 | make_verneed_map(Read_symbols_data* sd, Version_map*) const; | |
266 | ||
dbe717ef ILT |
267 | // Add an entry to the version map. |
268 | void | |
269 | set_version_map(Version_map*, unsigned int ndx, const char* name) const; | |
270 | ||
271 | // General access to the ELF file. | |
272 | elfcpp::Elf_file<size, big_endian, Object> elf_file_; | |
f6ce93d6 ILT |
273 | }; |
274 | ||
14b31740 ILT |
275 | // A base class for Verdef and Verneed_version which just handles the |
276 | // version index which will be stored in the SHT_GNU_versym section. | |
277 | ||
278 | class Version_base | |
279 | { | |
280 | public: | |
281 | Version_base() | |
282 | : index_(-1U) | |
283 | { } | |
284 | ||
285 | virtual | |
286 | ~Version_base() | |
287 | { } | |
288 | ||
289 | // Return the version index. | |
290 | unsigned int | |
291 | index() const | |
292 | { | |
293 | gold_assert(this->index_ != -1U); | |
294 | return this->index_; | |
295 | } | |
296 | ||
297 | // Set the version index. | |
298 | void | |
299 | set_index(unsigned int index) | |
300 | { | |
301 | gold_assert(this->index_ == -1U); | |
302 | this->index_ = index; | |
303 | } | |
304 | ||
305 | // Clear the weak flag in a version definition. | |
306 | virtual void | |
307 | clear_weak() = 0; | |
308 | ||
309 | private: | |
310 | Version_base(const Version_base&); | |
311 | Version_base& operator=(const Version_base&); | |
312 | ||
313 | // The index of the version definition or reference. | |
314 | unsigned int index_; | |
315 | }; | |
316 | ||
317 | // This class handles a version being defined in the file we are | |
318 | // generating. | |
319 | ||
320 | class Verdef : public Version_base | |
321 | { | |
322 | public: | |
09124467 ILT |
323 | Verdef(const char* name, const std::vector<std::string>& deps, |
324 | bool is_base, bool is_weak, bool is_symbol_created) | |
325 | : name_(name), deps_(deps), is_base_(is_base), is_weak_(is_weak), | |
14b31740 ILT |
326 | is_symbol_created_(is_symbol_created) |
327 | { } | |
328 | ||
329 | // Return the version name. | |
330 | const char* | |
331 | name() const | |
332 | { return this->name_; } | |
333 | ||
334 | // Return the number of dependencies. | |
335 | unsigned int | |
336 | count_dependencies() const | |
337 | { return this->deps_.size(); } | |
338 | ||
339 | // Add a dependency to this version. The NAME should be | |
340 | // canonicalized in the dynamic Stringpool. | |
341 | void | |
342 | add_dependency(const char* name) | |
343 | { this->deps_.push_back(name); } | |
344 | ||
345 | // Return whether this definition is weak. | |
346 | bool | |
347 | is_weak() const | |
348 | { return this->is_weak_; } | |
349 | ||
350 | // Clear the weak flag. | |
351 | void | |
352 | clear_weak() | |
353 | { this->is_weak_ = false; } | |
354 | ||
355 | // Return whether a version symbol has been created for this | |
356 | // definition. | |
357 | bool | |
358 | is_symbol_created() const | |
359 | { return this->is_symbol_created_; } | |
360 | ||
361 | // Write contents to buffer. | |
362 | template<int size, bool big_endian> | |
363 | unsigned char* | |
91da9340 ILT |
364 | write(const Stringpool*, bool is_last, unsigned char* |
365 | ACCEPT_SIZE_ENDIAN) const; | |
14b31740 ILT |
366 | |
367 | private: | |
368 | Verdef(const Verdef&); | |
369 | Verdef& operator=(const Verdef&); | |
370 | ||
371 | // The type of the list of version dependencies. Each dependency | |
372 | // should be canonicalized in the dynamic Stringpool. | |
09124467 | 373 | typedef std::vector<std::string> Deps; |
14b31740 ILT |
374 | |
375 | // The name of this version. This should be canonicalized in the | |
376 | // dynamic Stringpool. | |
377 | const char* name_; | |
378 | // A list of other versions which this version depends upon. | |
379 | Deps deps_; | |
380 | // Whether this is the base version. | |
381 | bool is_base_; | |
382 | // Whether this version is weak. | |
383 | bool is_weak_; | |
384 | // Whether a version symbol has been created. | |
385 | bool is_symbol_created_; | |
386 | }; | |
387 | ||
388 | // A referened version. This will be associated with a filename by | |
389 | // Verneed. | |
390 | ||
391 | class Verneed_version : public Version_base | |
392 | { | |
393 | public: | |
394 | Verneed_version(const char* version) | |
395 | : version_(version) | |
396 | { } | |
397 | ||
398 | // Return the version name. | |
399 | const char* | |
400 | version() const | |
401 | { return this->version_; } | |
402 | ||
403 | // Clear the weak flag. This is invalid for a reference. | |
404 | void | |
405 | clear_weak() | |
406 | { gold_unreachable(); } | |
407 | ||
408 | private: | |
409 | Verneed_version(const Verneed_version&); | |
410 | Verneed_version& operator=(const Verneed_version&); | |
411 | ||
412 | const char* version_; | |
413 | }; | |
414 | ||
415 | // Version references in a single dynamic object. | |
416 | ||
417 | class Verneed | |
418 | { | |
419 | public: | |
420 | Verneed(const char* filename) | |
421 | : filename_(filename), need_versions_() | |
422 | { } | |
423 | ||
424 | ~Verneed(); | |
425 | ||
426 | // Return the file name. | |
427 | const char* | |
428 | filename() const | |
429 | { return this->filename_; } | |
430 | ||
431 | // Return the number of versions. | |
432 | unsigned int | |
433 | count_versions() const | |
434 | { return this->need_versions_.size(); } | |
435 | ||
436 | // Add a version name. The name should be canonicalized in the | |
437 | // dynamic Stringpool. If the name is already present, this does | |
438 | // nothing. | |
439 | Verneed_version* | |
440 | add_name(const char* name); | |
441 | ||
442 | // Set the version indexes, starting at INDEX. Return the updated | |
443 | // INDEX. | |
444 | unsigned int | |
445 | finalize(unsigned int index); | |
446 | ||
447 | // Write contents to buffer. | |
448 | template<int size, bool big_endian> | |
449 | unsigned char* | |
91da9340 ILT |
450 | write(const Stringpool*, bool is_last, unsigned char* |
451 | ACCEPT_SIZE_ENDIAN) const; | |
14b31740 ILT |
452 | |
453 | private: | |
454 | Verneed(const Verneed&); | |
455 | Verneed& operator=(const Verneed&); | |
456 | ||
457 | // The type of the list of version names. Each name should be | |
458 | // canonicalized in the dynamic Stringpool. | |
459 | typedef std::vector<Verneed_version*> Need_versions; | |
460 | ||
461 | // The filename of the dynamic object. This should be | |
462 | // canonicalized in the dynamic Stringpool. | |
463 | const char* filename_; | |
464 | // The list of version names. | |
465 | Need_versions need_versions_; | |
466 | }; | |
467 | ||
468 | // This class handles version definitions and references which go into | |
469 | // the output file. | |
470 | ||
471 | class Versions | |
472 | { | |
473 | public: | |
09124467 | 474 | Versions(const General_options&, Stringpool*); |
14b31740 ILT |
475 | |
476 | ~Versions(); | |
477 | ||
478 | // SYM is going into the dynamic symbol table and has a version. | |
479 | // Record the appropriate version information. | |
480 | void | |
35cdfc9a | 481 | record_version(const Symbol_table* symtab, Stringpool*, const Symbol* sym); |
14b31740 ILT |
482 | |
483 | // Set the version indexes. DYNSYM_INDEX is the index we should use | |
484 | // for the next dynamic symbol. We add new dynamic symbols to SYMS | |
485 | // and return an updated DYNSYM_INDEX. | |
486 | unsigned int | |
9b07f471 | 487 | finalize(Symbol_table* symtab, unsigned int dynsym_index, |
14b31740 ILT |
488 | std::vector<Symbol*>* syms); |
489 | ||
490 | // Return whether there are any version definitions. | |
491 | bool | |
492 | any_defs() const | |
493 | { return !this->defs_.empty(); } | |
494 | ||
495 | // Return whether there are any version references. | |
496 | bool | |
497 | any_needs() const | |
498 | { return !this->needs_.empty(); } | |
499 | ||
500 | // Build an allocated buffer holding the contents of the symbol | |
501 | // version section (.gnu.version). | |
502 | template<int size, bool big_endian> | |
503 | void | |
46fe1623 ILT |
504 | symbol_section_contents(const Symbol_table*, const Stringpool*, |
505 | unsigned int local_symcount, | |
14b31740 | 506 | const std::vector<Symbol*>& syms, |
91da9340 ILT |
507 | unsigned char**, unsigned int* |
508 | ACCEPT_SIZE_ENDIAN) const; | |
14b31740 ILT |
509 | |
510 | // Build an allocated buffer holding the contents of the version | |
511 | // definition section (.gnu.version_d). | |
512 | template<int size, bool big_endian> | |
513 | void | |
514 | def_section_contents(const Stringpool*, unsigned char**, | |
91da9340 ILT |
515 | unsigned int* psize, unsigned int* pentries |
516 | ACCEPT_SIZE_ENDIAN) const; | |
14b31740 ILT |
517 | |
518 | // Build an allocated buffer holding the contents of the version | |
519 | // reference section (.gnu.version_r). | |
520 | template<int size, bool big_endian> | |
521 | void | |
522 | need_section_contents(const Stringpool*, unsigned char**, | |
91da9340 ILT |
523 | unsigned int* psize, unsigned int* pentries |
524 | ACCEPT_SIZE_ENDIAN) const; | |
14b31740 | 525 | |
09124467 ILT |
526 | const Version_script_info& |
527 | version_script() const | |
528 | { return this->version_script_; } | |
529 | ||
14b31740 | 530 | private: |
09124467 ILT |
531 | Versions(const Versions&); |
532 | Versions& operator=(const Versions&); | |
533 | ||
14b31740 ILT |
534 | // The type of the list of version definitions. |
535 | typedef std::vector<Verdef*> Defs; | |
536 | ||
537 | // The type of the list of version references. | |
538 | typedef std::vector<Verneed*> Needs; | |
539 | ||
540 | // Handle a symbol SYM defined with version VERSION. | |
541 | void | |
35cdfc9a | 542 | add_def(const Symbol* sym, const char* version, Stringpool::Key); |
14b31740 ILT |
543 | |
544 | // Add a reference to version NAME in file FILENAME. | |
545 | void | |
546 | add_need(Stringpool*, const char* filename, const char* name, | |
547 | Stringpool::Key); | |
548 | ||
46fe1623 ILT |
549 | // Get the dynamic object to use for SYM. |
550 | Dynobj* | |
551 | get_dynobj_for_sym(const Symbol_table*, const Symbol* sym) const; | |
552 | ||
14b31740 ILT |
553 | // Return the version index to use for SYM. |
554 | unsigned int | |
46fe1623 ILT |
555 | version_index(const Symbol_table*, const Stringpool*, |
556 | const Symbol* sym) const; | |
14b31740 ILT |
557 | |
558 | // We keep a hash table mapping canonicalized name/version pairs to | |
559 | // a version base. | |
560 | typedef std::pair<Stringpool::Key, Stringpool::Key> Key; | |
561 | ||
562 | struct Version_table_hash | |
563 | { | |
564 | size_t | |
565 | operator()(const Key& k) const | |
566 | { return k.first + k.second; } | |
567 | }; | |
568 | ||
569 | struct Version_table_eq | |
570 | { | |
571 | bool | |
572 | operator()(const Key& k1, const Key& k2) const | |
573 | { return k1.first == k2.first && k1.second == k2.second; } | |
574 | }; | |
575 | ||
576 | typedef Unordered_map<Key, Version_base*, Version_table_hash, | |
577 | Version_table_eq> Version_table; | |
578 | ||
579 | // The version definitions. | |
580 | Defs defs_; | |
581 | // The version references. | |
582 | Needs needs_; | |
583 | // The mapping from a canonicalized version/filename pair to a | |
584 | // version index. The filename may be NULL. | |
585 | Version_table version_table_; | |
586 | // Whether the version indexes have been set. | |
587 | bool is_finalized_; | |
09124467 ILT |
588 | // Contents of --version-script, if passed, or NULL. |
589 | const Version_script_info& version_script_; | |
14b31740 ILT |
590 | }; |
591 | ||
f6ce93d6 ILT |
592 | } // End namespace gold. |
593 | ||
594 | #endif // !defined(GOLD_DYNOBJ_H) |