1 // Compatibility symbols for previous versions -*- C++ -*- 2 3 // Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011 4 // Free Software Foundation, Inc. 5 // 6 // This file is part of the GNU ISO C++ Library. This library is free 7 // software; you can redistribute it and/or modify it under the 8 // terms of the GNU General Public License as published by the 9 // Free Software Foundation; either version 3, or (at your option) 10 // any later version. 11 12 // This library is distributed in the hope that it will be useful, 13 // but WITHOUT ANY WARRANTY; without even the implied warranty of 14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 // GNU General Public License for more details. 16 17 // Under Section 7 of GPL version 3, you are granted additional 18 // permissions described in the GCC Runtime Library Exception, version 19 // 3.1, as published by the Free Software Foundation. 20 21 // You should have received a copy of the GNU General Public License and 22 // a copy of the GCC Runtime Library Exception along with this program; 23 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see 24 // <http://www.gnu.org/licenses/>. 25 26 #include <bits/c++config.h> 27 28 #if defined(_GLIBCXX_SYMVER_GNU) && defined(_GLIBCXX_SHARED) \ 29 && defined(_GLIBCXX_HAVE_AS_SYMVER_DIRECTIVE)\ 30 && defined(_GLIBCXX_HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT) 31 #define istreambuf_iterator istreambuf_iteratorXX 32 #define basic_fstream basic_fstreamXX 33 #define basic_ifstream basic_ifstreamXX 34 #define basic_ofstream basic_ofstreamXX 35 #define _M_copy(a, b, c) _M_copyXX(a, b, c) 36 #define _M_move(a, b, c) _M_moveXX(a, b, c) 37 #define _M_assign(a, b, c) _M_assignXX(a, b, c) 38 #define _M_disjunct(a) _M_disjunctXX(a) 39 #define _M_check_length(a, b, c) _M_check_lengthXX(a, b, c) 40 #define _M_set_length_and_sharable(a) _M_set_length_and_sharableXX(a) 41 #define ignore ignoreXX 42 #define eq eqXX 43 #define _List_node_base _List_node_baseXX 44 #endif 45 46 #include <string> 47 #include <istream> 48 #include <fstream> 49 #include <sstream> 50 #include <cmath> 51 #include <ext/numeric_traits.h> 52 53 namespace std _GLIBCXX_VISIBILITY(default) 54 { 55 _GLIBCXX_BEGIN_NAMESPACE_VERSION 56 57 // std::istream ignore explicit specializations. 58 template<> 59 basic_istream<char>& 60 basic_istream<char>:: 61 ignore(streamsize __n) 62 { 63 if (__n == 1) 64 return ignore(); 65 66 _M_gcount = 0; 67 sentry __cerb(*this, true); 68 if ( __n > 0 && __cerb) 69 { 70 ios_base::iostate __err = ios_base::goodbit; 71 __try 72 { 73 const int_type __eof = traits_type::eof(); 74 __streambuf_type* __sb = this->rdbuf(); 75 int_type __c = __sb->sgetc(); 76 77 // See comment in istream.tcc. 78 bool __large_ignore = false; 79 while (true) 80 { 81 while (_M_gcount < __n 82 && !traits_type::eq_int_type(__c, __eof)) 83 { 84 streamsize __size = std::min(streamsize(__sb->egptr() 85 - __sb->gptr()), 86 streamsize(__n - _M_gcount)); 87 if (__size > 1) 88 { 89 __sb->__safe_gbump(__size); 90 _M_gcount += __size; 91 __c = __sb->sgetc(); 92 } 93 else 94 { 95 ++_M_gcount; 96 __c = __sb->snextc(); 97 } 98 } 99 if (__n == __gnu_cxx::__numeric_traits<streamsize>::__max 100 && !traits_type::eq_int_type(__c, __eof)) 101 { 102 _M_gcount = 103 __gnu_cxx::__numeric_traits<streamsize>::__min; 104 __large_ignore = true; 105 } 106 else 107 break; 108 } 109 110 if (__large_ignore) 111 _M_gcount = __gnu_cxx::__numeric_traits<streamsize>::__max; 112 113 if (traits_type::eq_int_type(__c, __eof)) 114 __err |= ios_base::eofbit; 115 } 116 __catch(__cxxabiv1::__forced_unwind&) 117 { 118 this->_M_setstate(ios_base::badbit); 119 __throw_exception_again; 120 } 121 __catch(...) 122 { this->_M_setstate(ios_base::badbit); } 123 if (__err) 124 this->setstate(__err); 125 } 126 return *this; 127 } 128 129 #ifdef _GLIBCXX_USE_WCHAR_T 130 template<> 131 basic_istream<wchar_t>& 132 basic_istream<wchar_t>:: 133 ignore(streamsize __n) 134 { 135 if (__n == 1) 136 return ignore(); 137 138 _M_gcount = 0; 139 sentry __cerb(*this, true); 140 if (__n > 0 && __cerb) 141 { 142 ios_base::iostate __err = ios_base::goodbit; 143 __try 144 { 145 const int_type __eof = traits_type::eof(); 146 __streambuf_type* __sb = this->rdbuf(); 147 int_type __c = __sb->sgetc(); 148 149 bool __large_ignore = false; 150 while (true) 151 { 152 while (_M_gcount < __n 153 && !traits_type::eq_int_type(__c, __eof)) 154 { 155 streamsize __size = std::min(streamsize(__sb->egptr() 156 - __sb->gptr()), 157 streamsize(__n - _M_gcount)); 158 if (__size > 1) 159 { 160 __sb->__safe_gbump(__size); 161 _M_gcount += __size; 162 __c = __sb->sgetc(); 163 } 164 else 165 { 166 ++_M_gcount; 167 __c = __sb->snextc(); 168 } 169 } 170 if (__n == __gnu_cxx::__numeric_traits<streamsize>::__max 171 && !traits_type::eq_int_type(__c, __eof)) 172 { 173 _M_gcount = 174 __gnu_cxx::__numeric_traits<streamsize>::__min; 175 __large_ignore = true; 176 } 177 else 178 break; 179 } 180 181 if (__large_ignore) 182 _M_gcount = __gnu_cxx::__numeric_traits<streamsize>::__max; 183 184 if (traits_type::eq_int_type(__c, __eof)) 185 __err |= ios_base::eofbit; 186 } 187 __catch(__cxxabiv1::__forced_unwind&) 188 { 189 this->_M_setstate(ios_base::badbit); 190 __throw_exception_again; 191 } 192 __catch(...) 193 { this->_M_setstate(ios_base::badbit); } 194 if (__err) 195 this->setstate(__err); 196 } 197 return *this; 198 } 199 #endif 200 201 _GLIBCXX_END_NAMESPACE_VERSION 202 } // namespace std 203 204 205 // NB: These symbols renames should go into the shared library only, 206 // and only those shared libraries that support versioning. 207 #if defined(_GLIBCXX_SYMVER_GNU) && defined(_GLIBCXX_SHARED) \ 208 && defined(_GLIBCXX_HAVE_AS_SYMVER_DIRECTIVE) \ 209 && defined(_GLIBCXX_HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT) 210 211 /* gcc-3.4.4 212 _ZNSt19istreambuf_iteratorIcSt11char_traitsIcEEppEv 213 _ZNSt19istreambuf_iteratorIwSt11char_traitsIwEEppEv 214 */ 215 216 namespace std _GLIBCXX_VISIBILITY(default) 217 { 218 _GLIBCXX_BEGIN_NAMESPACE_VERSION 219 220 template 221 istreambuf_iterator<char>& 222 istreambuf_iterator<char>::operator++(); 223 224 #ifdef _GLIBCXX_USE_WCHAR_T 225 template 226 istreambuf_iterator<wchar_t>& 227 istreambuf_iterator<wchar_t>::operator++(); 228 #endif 229 230 _GLIBCXX_END_NAMESPACE_VERSION 231 } // namespace std 232 233 234 /* gcc-4.0.0 235 _ZNSs4_Rep26_M_set_length_and_sharableEj 236 _ZNSs7_M_copyEPcPKcj 237 _ZNSs7_M_moveEPcPKcj 238 _ZNSs9_M_assignEPcjc 239 _ZNKSs11_M_disjunctEPKc 240 _ZNKSs15_M_check_lengthEjjPKc 241 _ZNSbIwSt11char_traitsIwESaIwEE4_Rep26_M_set_length_and_sharableEj 242 _ZNSbIwSt11char_traitsIwESaIwEE7_M_copyEPwPKwj 243 _ZNSbIwSt11char_traitsIwESaIwEE7_M_moveEPwPKwj 244 _ZNSbIwSt11char_traitsIwESaIwEE9_M_assignEPwjw 245 _ZNKSbIwSt11char_traitsIwESaIwEE11_M_disjunctEPKw 246 _ZNKSbIwSt11char_traitsIwESaIwEE15_M_check_lengthEjjPKc 247 248 _ZNKSt13basic_fstreamIcSt11char_traitsIcEE7is_openEv 249 _ZNKSt13basic_fstreamIwSt11char_traitsIwEE7is_openEv 250 _ZNKSt14basic_ifstreamIcSt11char_traitsIcEE7is_openEv 251 _ZNKSt14basic_ifstreamIwSt11char_traitsIwEE7is_openEv 252 _ZNKSt14basic_ofstreamIcSt11char_traitsIcEE7is_openEv 253 _ZNKSt14basic_ofstreamIwSt11char_traitsIwEE7is_openEv 254 255 _ZNSi6ignoreEi 256 _ZNSi6ignoreEv 257 _ZNSt13basic_istreamIwSt11char_traitsIwEE6ignoreEi 258 _ZNSt13basic_istreamIwSt11char_traitsIwEE6ignoreEv 259 260 _ZNSt11char_traitsIcE2eqERKcS2_ 261 _ZNSt11char_traitsIwE2eqERKwS2_ 262 */ 263 namespace std _GLIBCXX_VISIBILITY(default) 264 { 265 _GLIBCXX_BEGIN_NAMESPACE_VERSION 266 267 // std::char_traits is explicitly specialized 268 bool (* __p1)(const char&, const char&) = &char_traits<char>::eq; 269 270 // std::string 271 template 272 void 273 basic_string<char>::_M_copy(char*, const char*, size_t); 274 275 template 276 void 277 basic_string<char>::_M_move(char*, const char*, size_t); 278 279 template 280 void 281 basic_string<char>::_M_assign(char*, size_t, char); 282 283 template 284 bool 285 basic_string<char>::_M_disjunct(const char*) const; 286 287 template 288 void 289 basic_string<char>::_M_check_length(size_t, size_t, const char*) const; 290 291 template 292 void 293 basic_string<char>::_Rep::_M_set_length_and_sharable(size_t); 294 295 296 // std::istream 297 template 298 basic_istream<char>& 299 basic_istream<char>::ignore(); 300 301 template 302 bool 303 basic_fstream<char>::is_open() const; 304 305 template 306 bool 307 basic_ifstream<char>::is_open() const; 308 309 template 310 bool 311 basic_ofstream<char>::is_open() const; 312 313 #ifdef _GLIBCXX_USE_WCHAR_T 314 bool (* __p2)(const wchar_t&, const wchar_t&) = &char_traits<wchar_t>::eq; 315 316 // std::wstring 317 template 318 void 319 basic_string<wchar_t>::_M_copy(wchar_t*, const wchar_t*, size_t); 320 321 template 322 void 323 basic_string<wchar_t>::_M_move(wchar_t*, const wchar_t*, size_t); 324 325 template 326 void 327 basic_string<wchar_t>::_M_assign(wchar_t*, size_t, wchar_t); 328 329 template 330 bool 331 basic_string<wchar_t>::_M_disjunct(const wchar_t*) const; 332 333 template 334 void 335 basic_string<wchar_t>::_M_check_length(size_t, size_t, 336 const char*) const; 337 338 template 339 void 340 basic_string<wchar_t>::_Rep::_M_set_length_and_sharable(size_t); 341 342 template 343 basic_istream<wchar_t>& 344 basic_istream<wchar_t>::ignore(); 345 346 template 347 bool 348 basic_fstream<wchar_t>::is_open() const; 349 350 template 351 bool 352 basic_ifstream<wchar_t>::is_open() const; 353 354 template 355 bool 356 basic_ofstream<wchar_t>::is_open() const; 357 #endif 358 359 _GLIBCXX_END_NAMESPACE_VERSION 360 } // namespace std 361 362 // The rename syntax for default exported names is 363 // asm (".symver name1,exportedname@GLIBCXX_3.4") 364 // asm (".symver name2,exportedname@@GLIBCXX_3.4.5") 365 // In the future, GLIBCXX_ABI > 6 should remove all uses of 366 // _GLIBCXX_*_SYMVER macros in this file. 367 368 #define _GLIBCXX_3_4_SYMVER(XXname, name) \ 369 extern "C" void \ 370 _X##name() \ 371 __attribute__ ((alias(#XXname))); \ 372 asm (".symver " "_X" #name "," #name "@GLIBCXX_3.4"); 373 374 #define _GLIBCXX_3_4_5_SYMVER(XXname, name) \ 375 extern "C" void \ 376 _Y##name() \ 377 __attribute__ ((alias(#XXname))); \ 378 asm (".symver " "_Y" #name "," #name "@@GLIBCXX_3.4.5"); 379 380 #define _GLIBCXX_ASM_SYMVER(cur, old, version) \ 381 asm (".symver " #cur "," #old "@@" #version); 382 383 #define _GLIBCXX_APPLY_SYMVER _GLIBCXX_3_4_SYMVER 384 #include <bits/compatibility.h> 385 #undef _GLIBCXX_APPLY_SYMVER 386 387 #define _GLIBCXX_APPLY_SYMVER _GLIBCXX_3_4_5_SYMVER 388 #include <bits/compatibility.h> 389 #undef _GLIBCXX_APPLY_SYMVER 390 391 392 /* gcc-3.4.0 393 _ZN10__gnu_norm15_List_node_base4hookEPS0_; 394 _ZN10__gnu_norm15_List_node_base4swapERS0_S1_; 395 _ZN10__gnu_norm15_List_node_base6unhookEv; 396 _ZN10__gnu_norm15_List_node_base7reverseEv; 397 _ZN10__gnu_norm15_List_node_base8transferEPS0_S1_; 398 */ 399 #include "list.cc" 400 _GLIBCXX_ASM_SYMVER(_ZNSt8__detail17_List_node_baseXX7_M_hookEPS0_, \ 401 _ZN10__gnu_norm15_List_node_base4hookEPS0_, \ 402 GLIBCXX_3.4) 403 404 _GLIBCXX_ASM_SYMVER(_ZNSt8__detail17_List_node_baseXX4swapERS0_S1_, \ 405 _ZN10__gnu_norm15_List_node_base4swapERS0_S1_, \ 406 GLIBCXX_3.4) 407 408 _GLIBCXX_ASM_SYMVER(_ZNSt8__detail17_List_node_baseXX9_M_unhookEv, \ 409 _ZN10__gnu_norm15_List_node_base6unhookEv, \ 410 GLIBCXX_3.4) 411 412 _GLIBCXX_ASM_SYMVER(_ZNSt8__detail17_List_node_baseXX10_M_reverseEv, \ 413 _ZN10__gnu_norm15_List_node_base7reverseEv, \ 414 GLIBCXX_3.4) 415 416 _GLIBCXX_ASM_SYMVER(_ZNSt8__detail17_List_node_baseXX11_M_transferEPS0_S1_, \ 417 _ZN10__gnu_norm15_List_node_base8transferEPS0_S1_, \ 418 GLIBCXX_3.4) 419 #undef _List_node_base 420 421 // gcc-4.1.0 422 // Long double versions of "C" math functions. 423 #if defined (_GLIBCXX_LONG_DOUBLE_COMPAT) \ 424 || (defined (__arm__) && defined (__linux__) && defined (__ARM_EABI__)) \ 425 || (defined (__hppa__) && defined (__linux__)) \ 426 || (defined (__m68k__) && defined (__mcoldfire__) && defined (__linux__)) \ 427 || (defined (__mips__) && defined (_ABIO32) && defined (__linux__)) \ 428 || (defined (__sh__) && defined (__linux__) && __SIZEOF_SIZE_T__ == 4) \ 429 430 #define _GLIBCXX_MATHL_WRAPPER(name, argdecl, args, ver) \ 431 extern "C" double \ 432 __ ## name ## l_wrapper argdecl \ 433 { \ 434 return name args; \ 435 } \ 436 asm (".symver __" #name "l_wrapper, " #name "l@" #ver) 437 438 #define _GLIBCXX_MATHL_WRAPPER1(name, ver) \ 439 _GLIBCXX_MATHL_WRAPPER (name, (double x), (x), ver) 440 441 #define _GLIBCXX_MATHL_WRAPPER2(name, ver) \ 442 _GLIBCXX_MATHL_WRAPPER (name, (double x, double y), (x, y), ver) 443 444 #ifdef _GLIBCXX_HAVE_ACOSL 445 _GLIBCXX_MATHL_WRAPPER1 (acos, GLIBCXX_3.4.3); 446 #endif 447 #ifdef _GLIBCXX_HAVE_ASINL 448 _GLIBCXX_MATHL_WRAPPER1 (asin, GLIBCXX_3.4.3); 449 #endif 450 #ifdef _GLIBCXX_HAVE_ATAN2L 451 _GLIBCXX_MATHL_WRAPPER2 (atan2, GLIBCXX_3.4); 452 #endif 453 #ifdef _GLIBCXX_HAVE_ATANL 454 _GLIBCXX_MATHL_WRAPPER1 (atan, GLIBCXX_3.4.3); 455 #endif 456 #ifdef _GLIBCXX_HAVE_CEILL 457 _GLIBCXX_MATHL_WRAPPER1 (ceil, GLIBCXX_3.4.3); 458 #endif 459 #ifdef _GLIBCXX_HAVE_COSHL 460 _GLIBCXX_MATHL_WRAPPER1 (cosh, GLIBCXX_3.4); 461 #endif 462 #ifdef _GLIBCXX_HAVE_COSL 463 _GLIBCXX_MATHL_WRAPPER1 (cos, GLIBCXX_3.4); 464 #endif 465 #ifdef _GLIBCXX_HAVE_EXPL 466 _GLIBCXX_MATHL_WRAPPER1 (exp, GLIBCXX_3.4); 467 #endif 468 #ifdef _GLIBCXX_HAVE_FLOORL 469 _GLIBCXX_MATHL_WRAPPER1 (floor, GLIBCXX_3.4.3); 470 #endif 471 #ifdef _GLIBCXX_HAVE_FMODL 472 _GLIBCXX_MATHL_WRAPPER2 (fmod, GLIBCXX_3.4.3); 473 #endif 474 #ifdef _GLIBCXX_HAVE_FREXPL 475 _GLIBCXX_MATHL_WRAPPER (frexp, (double x, int *y), (x, y), GLIBCXX_3.4.3); 476 #endif 477 #ifdef _GLIBCXX_HAVE_HYPOTL 478 _GLIBCXX_MATHL_WRAPPER2 (hypot, GLIBCXX_3.4); 479 #endif 480 #ifdef _GLIBCXX_HAVE_LDEXPL 481 _GLIBCXX_MATHL_WRAPPER (ldexp, (double x, int y), (x, y), GLIBCXX_3.4.3); 482 #endif 483 #ifdef _GLIBCXX_HAVE_LOG10L 484 _GLIBCXX_MATHL_WRAPPER1 (log10, GLIBCXX_3.4); 485 #endif 486 #ifdef _GLIBCXX_HAVE_LOGL 487 _GLIBCXX_MATHL_WRAPPER1 (log, GLIBCXX_3.4); 488 #endif 489 #ifdef _GLIBCXX_HAVE_MODFL 490 _GLIBCXX_MATHL_WRAPPER (modf, (double x, double *y), (x, y), GLIBCXX_3.4.3); 491 #endif 492 #ifdef _GLIBCXX_HAVE_POWL 493 _GLIBCXX_MATHL_WRAPPER2 (pow, GLIBCXX_3.4); 494 #endif 495 #ifdef _GLIBCXX_HAVE_SINHL 496 _GLIBCXX_MATHL_WRAPPER1 (sinh, GLIBCXX_3.4); 497 #endif 498 #ifdef _GLIBCXX_HAVE_SINL 499 _GLIBCXX_MATHL_WRAPPER1 (sin, GLIBCXX_3.4); 500 #endif 501 #ifdef _GLIBCXX_HAVE_SQRTL 502 _GLIBCXX_MATHL_WRAPPER1 (sqrt, GLIBCXX_3.4); 503 #endif 504 #ifdef _GLIBCXX_HAVE_TANHL 505 _GLIBCXX_MATHL_WRAPPER1 (tanh, GLIBCXX_3.4); 506 #endif 507 #ifdef _GLIBCXX_HAVE_TANL 508 _GLIBCXX_MATHL_WRAPPER1 (tan, GLIBCXX_3.4); 509 #endif 510 #endif // _GLIBCXX_LONG_DOUBLE_COMPAT 511 512 #endif 513 514 #ifdef _GLIBCXX_LONG_DOUBLE_COMPAT 515 extern void *_ZTVN10__cxxabiv123__fundamental_type_infoE[]; 516 extern void *_ZTVN10__cxxabiv119__pointer_type_infoE[]; 517 extern __attribute__((used, weak)) const char _ZTSe[2] = "e"; 518 extern __attribute__((used, weak)) const char _ZTSPe[3] = "Pe"; 519 extern __attribute__((used, weak)) const char _ZTSPKe[4] = "PKe"; 520 extern __attribute__((used, weak)) const void * const _ZTIe[2] 521 = { reinterpret_cast<const void *> 522 (&_ZTVN10__cxxabiv123__fundamental_type_infoE[2]), 523 reinterpret_cast<const void *>(_ZTSe) }; 524 extern __attribute__((used, weak)) const void * const _ZTIPe[4] 525 = { reinterpret_cast<const void *> 526 (&_ZTVN10__cxxabiv119__pointer_type_infoE[2]), 527 reinterpret_cast<const void *>(_ZTSPe), 528 reinterpret_cast<const void *>(0L), 529 reinterpret_cast<const void *>(_ZTIe) }; 530 extern __attribute__((used, weak)) const void * const _ZTIPKe[4] 531 = { reinterpret_cast<const void *> 532 (&_ZTVN10__cxxabiv119__pointer_type_infoE[2]), 533 reinterpret_cast<const void *>(_ZTSPKe), 534 reinterpret_cast<const void *>(1L), 535 reinterpret_cast<const void *>(_ZTIe) }; 536 #endif // _GLIBCXX_LONG_DOUBLE_COMPAT 537 538 #ifdef _GLIBCXX_SYMVER_DARWIN 539 #if (defined(__ppc__) || defined(__ppc64__)) && defined(_GLIBCXX_SHARED) 540 /* __eprintf shouldn't have been made visible from libstdc++, or 541 anywhere, but on Mac OS X 10.4 it was defined in 542 libstdc++.6.0.3.dylib; so on that platform we have to keep defining 543 it to keep binary compatibility. We can't just put the libgcc 544 version in the export list, because that doesn't work; once a 545 symbol is marked as hidden, it stays that way. */ 546 547 #include <cstdio> 548 #include <cstdlib> 549 550 using namespace std; 551 552 extern "C" void 553 __eprintf(const char *string, const char *expression, 554 unsigned int line, const char *filename) 555 { 556 fprintf(stderr, string, expression, line, filename); 557 fflush(stderr); 558 abort(); 559 } 560 #endif 561 #endif 562