Mercurial > hg > CbC > CbC_gcc
annotate gcc/gthr-dce.h @ 67:f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
| author | nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp> |
|---|---|
| date | Tue, 22 Mar 2011 17:18:12 +0900 |
| parents | 77e2b8dfacca |
| children |
| rev | line source |
|---|---|
| 0 | 1 /* Threads compatibility routines for libgcc2 and libobjc. */ |
| 2 /* Compile this one with gcc. */ | |
| 3 /* Copyright (C) 1997, 1999, 2000, 2001, 2004, 2005, 2008, 2009 | |
| 4 Free Software Foundation, Inc. | |
| 5 | |
| 6 This file is part of GCC. | |
| 7 | |
| 8 GCC is free software; you can redistribute it and/or modify it under | |
| 9 the terms of the GNU General Public License as published by the Free | |
| 10 Software Foundation; either version 3, or (at your option) any later | |
| 11 version. | |
| 12 | |
| 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY | |
| 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 16 for more details. | |
| 17 | |
| 18 Under Section 7 of GPL version 3, you are granted additional | |
| 19 permissions described in the GCC Runtime Library Exception, version | |
| 20 3.1, as published by the Free Software Foundation. | |
| 21 | |
| 22 You should have received a copy of the GNU General Public License and | |
| 23 a copy of the GCC Runtime Library Exception along with this program; | |
| 24 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
| 25 <http://www.gnu.org/licenses/>. */ | |
| 26 | |
| 27 #ifndef GCC_GTHR_DCE_H | |
| 28 #define GCC_GTHR_DCE_H | |
| 29 | |
| 30 /* If _DCE_THREADS is not defined, then we're building the single | |
| 31 threaded version of the libraries and do not want to reference | |
| 32 anything related to pthreads or dce. */ | |
| 33 #ifndef _DCE_THREADS | |
| 34 #include "gthr-single.h" | |
| 35 #else | |
| 36 /* DCE threads interface. | |
| 37 DCE threads are based on POSIX threads draft 4, and many things | |
| 38 have changed since then. */ | |
| 39 | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
40 /* Make sure CONST_CAST2 (original in system.h) is defined. */ |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
41 #ifndef CONST_CAST2 |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
42 #ifdef __cplusplus |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
43 #define CONST_CAST2(TOTYPE,FROMTYPE,X) (const_cast<TOTYPE> (X)) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
44 #else |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
45 #define CONST_CAST2(TOTYPE,FROMTYPE,X) ((__extension__(union {FROMTYPE _q; TOTYPE _nq;})(X))._nq) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
46 #endif |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
47 #endif |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
48 |
| 0 | 49 #define __GTHREADS 1 |
| 50 | |
| 51 #include <pthread.h> | |
| 52 | |
| 53 typedef pthread_key_t __gthread_key_t; | |
| 54 typedef pthread_once_t __gthread_once_t; | |
| 55 typedef pthread_mutex_t __gthread_mutex_t; | |
| 56 typedef pthread_mutex_t __gthread_recursive_mutex_t; | |
| 57 | |
| 58 #define __GTHREAD_ONCE_INIT pthread_once_init | |
| 59 | |
| 60 #define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function | |
| 61 #define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function | |
| 62 | |
| 63 #define __GTHREAD_MUTEX_INIT_DEFAULT pthread_once_init | |
| 64 | |
| 65 #if SUPPORTS_WEAK && GTHREAD_USE_WEAK | |
| 66 # define __gthrw(name) \ | |
| 67 static __typeof(name) __gthrw_ ## name __attribute__ ((__weakref__(#name))); | |
| 68 # define __gthrw_(name) __gthrw_ ## name | |
| 69 #else | |
| 70 # define __gthrw(name) | |
| 71 # define __gthrw_(name) name | |
| 72 #endif | |
| 73 | |
| 74 __gthrw(pthread_once) | |
| 75 __gthrw(pthread_keycreate) | |
| 76 __gthrw(pthread_getspecific) | |
| 77 __gthrw(pthread_setspecific) | |
| 78 __gthrw(pthread_create) | |
| 79 __gthrw(pthread_mutex_init) | |
| 80 __gthrw(pthread_mutex_destroy) | |
| 81 __gthrw(pthread_mutex_lock) | |
| 82 __gthrw(pthread_mutex_trylock) | |
| 83 __gthrw(pthread_mutex_unlock) | |
| 84 __gthrw(pthread_mutexattr_create) | |
| 85 __gthrw(pthread_mutexattr_setkind_np) | |
| 86 __gthrw(pthread_mutexattr_delete) | |
| 87 | |
| 88 #ifdef _LIBOBJC | |
| 89 /* Objective-C. */ | |
| 90 __gthrw(pthread_cond_broadcast) | |
| 91 __gthrw(pthread_cond_destroy) | |
| 92 __gthrw(pthread_cond_init) | |
| 93 __gthrw(pthread_cond_signal) | |
| 94 __gthrw(pthread_cond_wait) | |
| 95 __gthrw(pthread_exit) | |
| 96 | |
| 97 #ifdef pthread_getunique_np | |
| 98 # define __gthrw_pthread_getunique_np pthread_getunique_np | |
| 99 #else | |
| 100 __gthrw(pthread_getunique_np) | |
| 101 # define __gthrw_pthread_getunique_np __gthrw_(pthread_getunique_np) | |
| 102 #endif | |
| 103 | |
| 104 __gthrw(pthread_mutex_destroy) | |
| 105 __gthrw(pthread_self) | |
| 106 __gthrw(pthread_yield) | |
| 107 #endif | |
| 108 | |
| 109 #if SUPPORTS_WEAK && GTHREAD_USE_WEAK | |
| 110 | |
| 111 static inline int | |
| 112 __gthread_active_p (void) | |
| 113 { | |
| 114 static void *const __gthread_active_ptr = (void *) &__gthrw_(pthread_create); | |
| 115 return __gthread_active_ptr != 0; | |
| 116 } | |
| 117 | |
| 118 #else /* not SUPPORTS_WEAK */ | |
| 119 | |
| 120 static inline int | |
| 121 __gthread_active_p (void) | |
| 122 { | |
| 123 return 1; | |
| 124 } | |
| 125 | |
| 126 #endif /* SUPPORTS_WEAK */ | |
| 127 | |
| 128 #ifdef _LIBOBJC | |
| 129 | |
| 130 /* Key structure for maintaining thread specific storage */ | |
| 131 static pthread_key_t _objc_thread_storage; | |
| 132 | |
| 133 /* Thread local storage for a single thread */ | |
| 134 static void *thread_local_storage = NULL; | |
| 135 | |
| 136 /* Backend initialization functions */ | |
| 137 | |
| 138 /* Initialize the threads subsystem. */ | |
| 139 static inline int | |
| 140 __gthread_objc_init_thread_system (void) | |
| 141 { | |
| 142 if (__gthread_active_p ()) | |
| 143 /* Initialize the thread storage key. */ | |
| 144 return __gthrw_(pthread_keycreate) (&_objc_thread_storage, NULL); | |
| 145 else | |
| 146 return -1; | |
| 147 } | |
| 148 | |
| 149 /* Close the threads subsystem. */ | |
| 150 static inline int | |
| 151 __gthread_objc_close_thread_system (void) | |
| 152 { | |
| 153 if (__gthread_active_p ()) | |
| 154 return 0; | |
| 155 else | |
| 156 return -1; | |
| 157 } | |
| 158 | |
| 159 /* Backend thread functions */ | |
| 160 | |
| 161 /* Create a new thread of execution. */ | |
| 162 static inline objc_thread_t | |
| 163 __gthread_objc_thread_detach (void (*func)(void *), void *arg) | |
| 164 { | |
| 165 objc_thread_t thread_id; | |
| 166 pthread_t new_thread_handle; | |
| 167 | |
| 168 if (!__gthread_active_p ()) | |
| 169 return NULL; | |
| 170 | |
| 171 if (!(__gthrw_(pthread_create) (&new_thread_handle, pthread_attr_default, | |
| 172 (void *) func, arg))) | |
| 173 { | |
| 174 /* ??? May not work! (64bit) */ | |
| 175 thread_id = *(objc_thread_t *) &new_thread_handle; | |
| 176 pthread_detach (&new_thread_handle); /* Fully detach thread. */ | |
| 177 } | |
| 178 else | |
| 179 thread_id = NULL; | |
| 180 | |
| 181 return thread_id; | |
| 182 } | |
| 183 | |
| 184 /* Set the current thread's priority. */ | |
| 185 static inline int | |
| 186 __gthread_objc_thread_set_priority (int priority) | |
| 187 { | |
| 188 int sys_priority = 0; | |
| 189 | |
| 190 if (!__gthread_active_p ()) | |
| 191 return -1; | |
| 192 | |
| 193 switch (priority) | |
| 194 { | |
| 195 case OBJC_THREAD_INTERACTIVE_PRIORITY: | |
| 196 sys_priority = (PRI_FG_MIN_NP + PRI_FG_MAX_NP) / 2; | |
| 197 break; | |
| 198 default: | |
| 199 case OBJC_THREAD_BACKGROUND_PRIORITY: | |
| 200 sys_priority = (PRI_BG_MIN_NP + PRI_BG_MAX_NP) / 2; | |
| 201 break; | |
| 202 case OBJC_THREAD_LOW_PRIORITY: | |
| 203 sys_priority = (PRI_BG_MIN_NP + PRI_BG_MAX_NP) / 2; | |
| 204 break; | |
| 205 } | |
| 206 | |
| 207 /* Change the priority. */ | |
| 208 if (pthread_setprio (__gthrw_(pthread_self) (), sys_priority) >= 0) | |
| 209 return 0; | |
| 210 else | |
| 211 /* Failed */ | |
| 212 return -1; | |
| 213 } | |
| 214 | |
| 215 /* Return the current thread's priority. */ | |
| 216 static inline int | |
| 217 __gthread_objc_thread_get_priority (void) | |
| 218 { | |
| 219 int sys_priority; | |
| 220 | |
| 221 if (__gthread_active_p ()) | |
| 222 { | |
| 223 if ((sys_priority = pthread_getprio (__gthrw_(pthread_self) ())) >= 0) | |
| 224 { | |
| 225 if (sys_priority >= PRI_FG_MIN_NP | |
| 226 && sys_priority <= PRI_FG_MAX_NP) | |
| 227 return OBJC_THREAD_INTERACTIVE_PRIORITY; | |
| 228 if (sys_priority >= PRI_BG_MIN_NP | |
| 229 && sys_priority <= PRI_BG_MAX_NP) | |
| 230 return OBJC_THREAD_BACKGROUND_PRIORITY; | |
| 231 return OBJC_THREAD_LOW_PRIORITY; | |
| 232 } | |
| 233 | |
| 234 /* Failed */ | |
| 235 return -1; | |
| 236 } | |
| 237 else | |
| 238 return OBJC_THREAD_INTERACTIVE_PRIORITY; | |
| 239 } | |
| 240 | |
| 241 /* Yield our process time to another thread. */ | |
| 242 static inline void | |
| 243 __gthread_objc_thread_yield (void) | |
| 244 { | |
| 245 if (__gthread_active_p ()) | |
| 246 __gthrw_(pthread_yield) (); | |
| 247 } | |
| 248 | |
| 249 /* Terminate the current thread. */ | |
| 250 static inline int | |
| 251 __gthread_objc_thread_exit (void) | |
| 252 { | |
| 253 if (__gthread_active_p ()) | |
| 254 /* exit the thread */ | |
| 255 __gthrw_(pthread_exit) (&__objc_thread_exit_status); | |
| 256 | |
| 257 /* Failed if we reached here */ | |
| 258 return -1; | |
| 259 } | |
| 260 | |
| 261 /* Returns an integer value which uniquely describes a thread. */ | |
| 262 static inline objc_thread_t | |
| 263 __gthread_objc_thread_id (void) | |
| 264 { | |
| 265 if (__gthread_active_p ()) | |
| 266 { | |
| 267 pthread_t self = __gthrw_(pthread_self) (); | |
| 268 | |
| 269 return (objc_thread_t) __gthrw_pthread_getunique_np (&self); | |
| 270 } | |
| 271 else | |
| 272 return (objc_thread_t) 1; | |
| 273 } | |
| 274 | |
| 275 /* Sets the thread's local storage pointer. */ | |
| 276 static inline int | |
| 277 __gthread_objc_thread_set_data (void *value) | |
| 278 { | |
| 279 if (__gthread_active_p ()) | |
| 280 return __gthrw_(pthread_setspecific) (_objc_thread_storage, value); | |
| 281 else | |
| 282 { | |
| 283 thread_local_storage = value; | |
| 284 return 0; | |
| 285 } | |
| 286 } | |
| 287 | |
| 288 /* Returns the thread's local storage pointer. */ | |
| 289 static inline void * | |
| 290 __gthread_objc_thread_get_data (void) | |
| 291 { | |
| 292 void *value = NULL; | |
| 293 | |
| 294 if (__gthread_active_p ()) | |
| 295 { | |
| 296 if (!(__gthrw_(pthread_getspecific) (_objc_thread_storage, &value))) | |
| 297 return value; | |
| 298 | |
| 299 return NULL; | |
| 300 } | |
| 301 else | |
| 302 return thread_local_storage; | |
| 303 } | |
| 304 | |
| 305 /* Backend mutex functions */ | |
| 306 | |
| 307 /* Allocate a mutex. */ | |
| 308 static inline int | |
| 309 __gthread_objc_mutex_allocate (objc_mutex_t mutex) | |
| 310 { | |
| 311 if (__gthread_active_p ()) | |
| 312 { | |
| 313 mutex->backend = objc_malloc (sizeof (pthread_mutex_t)); | |
| 314 | |
| 315 if (__gthrw_(pthread_mutex_init) ((pthread_mutex_t *) mutex->backend, | |
| 316 pthread_mutexattr_default)) | |
| 317 { | |
| 318 objc_free (mutex->backend); | |
| 319 mutex->backend = NULL; | |
| 320 return -1; | |
| 321 } | |
| 322 } | |
| 323 | |
| 324 return 0; | |
| 325 } | |
| 326 | |
| 327 /* Deallocate a mutex. */ | |
| 328 static inline int | |
| 329 __gthread_objc_mutex_deallocate (objc_mutex_t mutex) | |
| 330 { | |
| 331 if (__gthread_active_p ()) | |
| 332 { | |
| 333 if (__gthrw_(pthread_mutex_destroy) ((pthread_mutex_t *) mutex->backend)) | |
| 334 return -1; | |
| 335 | |
| 336 objc_free (mutex->backend); | |
| 337 mutex->backend = NULL; | |
| 338 } | |
| 339 | |
| 340 return 0; | |
| 341 } | |
| 342 | |
| 343 /* Grab a lock on a mutex. */ | |
| 344 static inline int | |
| 345 __gthread_objc_mutex_lock (objc_mutex_t mutex) | |
| 346 { | |
| 347 if (__gthread_active_p ()) | |
| 348 return __gthrw_(pthread_mutex_lock) ((pthread_mutex_t *) mutex->backend); | |
| 349 else | |
| 350 return 0; | |
| 351 } | |
| 352 | |
| 353 /* Try to grab a lock on a mutex. */ | |
| 354 static inline int | |
| 355 __gthread_objc_mutex_trylock (objc_mutex_t mutex) | |
| 356 { | |
| 357 if (__gthread_active_p () | |
| 358 && __gthrw_(pthread_mutex_trylock) ((pthread_mutex_t *) mutex->backend) != 1) | |
| 359 return -1; | |
| 360 | |
| 361 return 0; | |
| 362 } | |
| 363 | |
| 364 /* Unlock the mutex */ | |
| 365 static inline int | |
| 366 __gthread_objc_mutex_unlock (objc_mutex_t mutex) | |
| 367 { | |
| 368 if (__gthread_active_p ()) | |
| 369 return __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend); | |
| 370 else | |
| 371 return 0; | |
| 372 } | |
| 373 | |
| 374 /* Backend condition mutex functions */ | |
| 375 | |
| 376 /* Allocate a condition. */ | |
| 377 static inline int | |
| 378 __gthread_objc_condition_allocate (objc_condition_t condition | |
| 379 __attribute__ ((__unused__))) | |
| 380 { | |
| 381 if (__gthread_active_p ()) | |
| 382 /* Unimplemented. */ | |
| 383 return -1; | |
| 384 else | |
| 385 return 0; | |
| 386 } | |
| 387 | |
| 388 /* Deallocate a condition. */ | |
| 389 static inline int | |
| 390 __gthread_objc_condition_deallocate (objc_condition_t condition | |
| 391 __attribute__ ((__unused__))) | |
| 392 { | |
| 393 if (__gthread_active_p ()) | |
| 394 /* Unimplemented. */ | |
| 395 return -1; | |
| 396 else | |
| 397 return 0; | |
| 398 } | |
| 399 | |
| 400 /* Wait on the condition */ | |
| 401 static inline int | |
| 402 __gthread_objc_condition_wait (objc_condition_t condition | |
| 403 __attribute__ ((__unused__)), | |
| 404 objc_mutex_t mutex __attribute__ ((__unused__))) | |
| 405 { | |
| 406 if (__gthread_active_p ()) | |
| 407 /* Unimplemented. */ | |
| 408 return -1; | |
| 409 else | |
| 410 return 0; | |
| 411 } | |
| 412 | |
| 413 /* Wake up all threads waiting on this condition. */ | |
| 414 static inline int | |
| 415 __gthread_objc_condition_broadcast (objc_condition_t condition | |
| 416 __attribute__ ((__unused__))) | |
| 417 { | |
| 418 if (__gthread_active_p ()) | |
| 419 /* Unimplemented. */ | |
| 420 return -1; | |
| 421 else | |
| 422 return 0; | |
| 423 } | |
| 424 | |
| 425 /* Wake up one thread waiting on this condition. */ | |
| 426 static inline int | |
| 427 __gthread_objc_condition_signal (objc_condition_t condition | |
| 428 __attribute__ ((__unused__))) | |
| 429 { | |
| 430 if (__gthread_active_p ()) | |
| 431 /* Unimplemented. */ | |
| 432 return -1; | |
| 433 else | |
| 434 return 0; | |
| 435 } | |
| 436 | |
| 437 #else /* _LIBOBJC */ | |
| 438 | |
| 439 static inline int | |
| 440 __gthread_once (__gthread_once_t *__once, void (*__func) (void)) | |
| 441 { | |
| 442 if (__gthread_active_p ()) | |
| 443 return __gthrw_(pthread_once) (__once, __func); | |
| 444 else | |
| 445 return -1; | |
| 446 } | |
| 447 | |
| 448 static inline int | |
| 449 __gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *)) | |
| 450 { | |
| 451 return __gthrw_(pthread_keycreate) (__key, __dtor); | |
| 452 } | |
| 453 | |
| 454 static inline int | |
| 455 __gthread_key_delete (__gthread_key_t __key __attribute__ ((__unused__))) | |
| 456 { | |
| 457 /* Operation is not supported. */ | |
| 458 return -1; | |
| 459 } | |
| 460 | |
| 461 static inline void * | |
| 462 __gthread_getspecific (__gthread_key_t __key) | |
| 463 { | |
| 464 void *__ptr; | |
| 465 if (__gthrw_(pthread_getspecific) (__key, &__ptr) == 0) | |
| 466 return __ptr; | |
| 467 else | |
| 468 return 0; | |
| 469 } | |
| 470 | |
| 471 static inline int | |
| 472 __gthread_setspecific (__gthread_key_t __key, const void *__ptr) | |
| 473 { | |
|
55
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
474 return __gthrw_(pthread_setspecific) |
|
77e2b8dfacca
update it from 4.4.3 to 4.5.0
ryoma <e075725@ie.u-ryukyu.ac.jp>
parents:
0
diff
changeset
|
475 (__key, CONST_CAST2(void *, const void *, __ptr)); |
| 0 | 476 } |
| 477 | |
| 478 static inline void | |
| 479 __gthread_mutex_init_function (__gthread_mutex_t *__mutex) | |
| 480 { | |
| 481 if (__gthread_active_p ()) | |
| 482 __gthrw_(pthread_mutex_init) (__mutex, pthread_mutexattr_default); | |
| 483 } | |
| 484 | |
| 485 static inline int | |
|
67
f6334be47118
update gcc from gcc-4.6-20100522 to gcc-4.6-20110318
nobuyasu <dimolto@cr.ie.u-ryukyu.ac.jp>
parents:
55
diff
changeset
|
486 __gthread_mutex_destroy (__gthread_mutex_t *__mutex) |
| 0 | 487 { |
| 488 if (__gthread_active_p ()) | |
| 489 return __gthrw_(pthread_mutex_destroy) (__mutex); | |
| 490 else | |
| 491 return 0; | |
| 492 } | |
| 493 | |
| 494 static inline int | |
| 495 __gthread_mutex_lock (__gthread_mutex_t *__mutex) | |
| 496 { | |
| 497 if (__gthread_active_p ()) | |
| 498 return __gthrw_(pthread_mutex_lock) (__mutex); | |
| 499 else | |
| 500 return 0; | |
| 501 } | |
| 502 | |
| 503 static inline int | |
| 504 __gthread_mutex_trylock (__gthread_mutex_t *__mutex) | |
| 505 { | |
| 506 if (__gthread_active_p ()) | |
| 507 return __gthrw_(pthread_mutex_trylock) (__mutex); | |
| 508 else | |
| 509 return 0; | |
| 510 } | |
| 511 | |
| 512 static inline int | |
| 513 __gthread_mutex_unlock (__gthread_mutex_t *__mutex) | |
| 514 { | |
| 515 if (__gthread_active_p ()) | |
| 516 return __gthrw_(pthread_mutex_unlock) (__mutex); | |
| 517 else | |
| 518 return 0; | |
| 519 } | |
| 520 | |
| 521 static inline int | |
| 522 __gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *__mutex) | |
| 523 { | |
| 524 if (__gthread_active_p ()) | |
| 525 { | |
| 526 pthread_mutexattr_t __attr; | |
| 527 int __r; | |
| 528 | |
| 529 __r = __gthrw_(pthread_mutexattr_create) (&__attr); | |
| 530 if (!__r) | |
| 531 __r = __gthrw_(pthread_mutexattr_setkind_np) (&__attr, | |
| 532 MUTEX_RECURSIVE_NP); | |
| 533 if (!__r) | |
| 534 __r = __gthrw_(pthread_mutex_init) (__mutex, __attr); | |
| 535 if (!__r) | |
| 536 __r = __gthrw_(pthread_mutexattr_delete) (&__attr); | |
| 537 return __r; | |
| 538 } | |
| 539 return 0; | |
| 540 } | |
| 541 | |
| 542 static inline int | |
| 543 __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex) | |
| 544 { | |
| 545 return __gthread_mutex_lock (__mutex); | |
| 546 } | |
| 547 | |
| 548 static inline int | |
| 549 __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex) | |
| 550 { | |
| 551 return __gthread_mutex_trylock (__mutex); | |
| 552 } | |
| 553 | |
| 554 static inline int | |
| 555 __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex) | |
| 556 { | |
| 557 return __gthread_mutex_unlock (__mutex); | |
| 558 } | |
| 559 | |
| 560 #endif /* _LIBOBJC */ | |
| 561 | |
| 562 #endif | |
| 563 #endif /* ! GCC_GTHR_DCE_H */ |