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Commit | Line | Data |
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40aac948 | 1 | /* Threads compatibility routines for libgcc2 and libobjc. */ |
f24af81b | 2 | /* Compile this one with gcc. */ |
7ef67393 AO |
3 | /* Copyright (C) 1997, 1999, 2000, 2001, 2004, 2005 |
4 | Free Software Foundation, Inc. | |
f24af81b | 5 | |
1322177d | 6 | This file is part of GCC. |
f24af81b | 7 | |
1322177d LB |
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 2, or (at your option) any later | |
11 | version. | |
f24af81b | 12 | |
1322177d LB |
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. | |
f24af81b TT |
17 | |
18 | You should have received a copy of the GNU General Public License | |
1322177d | 19 | along with GCC; see the file COPYING. If not, write to the Free |
366ccddb KC |
20 | Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA |
21 | 02110-1301, USA. */ | |
f24af81b TT |
22 | |
23 | /* As a special exception, if you link this library with other files, | |
24 | some of which are compiled with GCC, to produce an executable, | |
25 | this library does not by itself cause the resulting executable | |
26 | to be covered by the GNU General Public License. | |
27 | This exception does not however invalidate any other reasons why | |
28 | the executable file might be covered by the GNU General Public License. */ | |
29 | ||
88657302 RH |
30 | #ifndef GCC_GTHR_DCE_H |
31 | #define GCC_GTHR_DCE_H | |
f24af81b | 32 | |
c36b1123 JL |
33 | /* If _DCE_THREADS is not defined, then we're building the single |
34 | threaded version of the libraries and do not want to reference | |
35 | anything related to pthreads or dce. */ | |
36 | #ifndef _DCE_THREADS | |
37 | #include "gthr-single.h" | |
38 | #else | |
f24af81b TT |
39 | /* DCE threads interface. |
40 | DCE threads are based on POSIX threads draft 4, and many things | |
71287280 | 41 | have changed since then. */ |
f24af81b TT |
42 | |
43 | #define __GTHREADS 1 | |
44 | ||
45 | #include <pthread.h> | |
46 | ||
47 | typedef pthread_key_t __gthread_key_t; | |
48 | typedef pthread_once_t __gthread_once_t; | |
49 | typedef pthread_mutex_t __gthread_mutex_t; | |
40aac948 | 50 | typedef pthread_mutex_t __gthread_recursive_mutex_t; |
f24af81b | 51 | |
72b16773 | 52 | #define __GTHREAD_ONCE_INIT pthread_once_init |
5241c227 JDA |
53 | |
54 | #define __GTHREAD_MUTEX_INIT_FUNCTION __gthread_mutex_init_function | |
40aac948 | 55 | #define __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION __gthread_recursive_mutex_init_function |
5241c227 | 56 | |
72b16773 | 57 | #define __GTHREAD_MUTEX_INIT_DEFAULT pthread_once_init |
f24af81b TT |
58 | |
59 | #if SUPPORTS_WEAK && GTHREAD_USE_WEAK | |
7ef67393 | 60 | # define __gthrw(name) \ |
72b16773 AO |
61 | static __typeof(name) __gthrw_ ## name __attribute__ ((__weakref__(#name))); |
62 | # define __gthrw_(name) __gthrw_ ## name | |
7ef67393 | 63 | #else |
72b16773 AO |
64 | # define __gthrw(name) |
65 | # define __gthrw_(name) name | |
7ef67393 | 66 | #endif |
f24af81b | 67 | |
72b16773 AO |
68 | __gthrw(pthread_once) |
69 | __gthrw(pthread_keycreate) | |
70 | __gthrw(pthread_getspecific) | |
71 | __gthrw(pthread_setspecific) | |
72 | __gthrw(pthread_create) | |
73 | __gthrw(pthread_mutex_init) | |
4dabf736 | 74 | __gthrw(pthread_mutex_destroy) |
72b16773 AO |
75 | __gthrw(pthread_mutex_lock) |
76 | __gthrw(pthread_mutex_trylock) | |
77 | __gthrw(pthread_mutex_unlock) | |
78 | __gthrw(pthread_mutexattr_create) | |
79 | __gthrw(pthread_mutexattr_setkind_np) | |
80 | __gthrw(pthread_mutexattr_delete) | |
f24af81b | 81 | |
15794a95 | 82 | #ifdef _LIBOBJC |
40f03658 | 83 | /* Objective-C. */ |
72b16773 AO |
84 | __gthrw(pthread_cond_broadcast) |
85 | __gthrw(pthread_cond_destroy) | |
86 | __gthrw(pthread_cond_init) | |
87 | __gthrw(pthread_cond_signal) | |
88 | __gthrw(pthread_cond_wait) | |
89 | __gthrw(pthread_exit) | |
90 | ||
91 | #ifdef pthread_getunique_np | |
92 | # define __gthrw_pthread_getunique_np pthread_getunique_np | |
93 | #else | |
94 | __gthrw(pthread_getunique_np) | |
95 | # define __gthrw_pthread_getunique_np __gthrw_(pthread_getunique_np) | |
96 | #endif | |
97 | ||
98 | __gthrw(pthread_mutex_destroy) | |
99 | __gthrw(pthread_self) | |
100 | __gthrw(pthread_yield) | |
15794a95 L |
101 | #endif |
102 | ||
7ef67393 AO |
103 | #if SUPPORTS_WEAK && GTHREAD_USE_WEAK |
104 | ||
f24af81b | 105 | static inline int |
d1e51320 | 106 | __gthread_active_p (void) |
f24af81b | 107 | { |
72b16773 | 108 | static void *const __gthread_active_ptr = (void *) &__gthrw_(pthread_create); |
f24af81b TT |
109 | return __gthread_active_ptr != 0; |
110 | } | |
111 | ||
112 | #else /* not SUPPORTS_WEAK */ | |
113 | ||
114 | static inline int | |
d1e51320 | 115 | __gthread_active_p (void) |
f24af81b TT |
116 | { |
117 | return 1; | |
118 | } | |
119 | ||
120 | #endif /* SUPPORTS_WEAK */ | |
121 | ||
15794a95 L |
122 | #ifdef _LIBOBJC |
123 | ||
124 | /* Key structure for maintaining thread specific storage */ | |
125 | static pthread_key_t _objc_thread_storage; | |
126 | ||
127 | /* Thread local storage for a single thread */ | |
128 | static void *thread_local_storage = NULL; | |
129 | ||
130 | /* Backend initialization functions */ | |
131 | ||
71287280 | 132 | /* Initialize the threads subsystem. */ |
15794a95 | 133 | static inline int |
dd697f8c | 134 | __gthread_objc_init_thread_system (void) |
15794a95 L |
135 | { |
136 | if (__gthread_active_p ()) | |
ea4b7848 | 137 | /* Initialize the thread storage key. */ |
72b16773 | 138 | return __gthrw_(pthread_keycreate) (&_objc_thread_storage, NULL); |
15794a95 L |
139 | else |
140 | return -1; | |
141 | } | |
142 | ||
71287280 | 143 | /* Close the threads subsystem. */ |
15794a95 | 144 | static inline int |
dd697f8c | 145 | __gthread_objc_close_thread_system (void) |
15794a95 L |
146 | { |
147 | if (__gthread_active_p ()) | |
148 | return 0; | |
149 | else | |
150 | return -1; | |
151 | } | |
152 | ||
153 | /* Backend thread functions */ | |
154 | ||
71287280 | 155 | /* Create a new thread of execution. */ |
15794a95 | 156 | static inline objc_thread_t |
dd697f8c | 157 | __gthread_objc_thread_detach (void (*func)(void *), void *arg) |
15794a95 L |
158 | { |
159 | objc_thread_t thread_id; | |
160 | pthread_t new_thread_handle; | |
161 | ||
162 | if (!__gthread_active_p ()) | |
163 | return NULL; | |
589005ff | 164 | |
72b16773 | 165 | if (!(__gthrw_(pthread_create) (&new_thread_handle, pthread_attr_default, |
dd697f8c | 166 | (void *) func, arg))) |
15794a95 L |
167 | { |
168 | /* ??? May not work! (64bit) */ | |
dd697f8c KH |
169 | thread_id = *(objc_thread_t *) &new_thread_handle; |
170 | pthread_detach (&new_thread_handle); /* Fully detach thread. */ | |
15794a95 L |
171 | } |
172 | else | |
173 | thread_id = NULL; | |
589005ff | 174 | |
15794a95 L |
175 | return thread_id; |
176 | } | |
177 | ||
71287280 | 178 | /* Set the current thread's priority. */ |
15794a95 | 179 | static inline int |
dd697f8c | 180 | __gthread_objc_thread_set_priority (int priority) |
15794a95 L |
181 | { |
182 | int sys_priority = 0; | |
183 | ||
184 | if (!__gthread_active_p ()) | |
185 | return -1; | |
186 | ||
187 | switch (priority) | |
188 | { | |
189 | case OBJC_THREAD_INTERACTIVE_PRIORITY: | |
190 | sys_priority = (PRI_FG_MIN_NP + PRI_FG_MAX_NP) / 2; | |
191 | break; | |
192 | default: | |
193 | case OBJC_THREAD_BACKGROUND_PRIORITY: | |
194 | sys_priority = (PRI_BG_MIN_NP + PRI_BG_MAX_NP) / 2; | |
195 | break; | |
196 | case OBJC_THREAD_LOW_PRIORITY: | |
197 | sys_priority = (PRI_BG_MIN_NP + PRI_BG_MAX_NP) / 2; | |
198 | break; | |
199 | } | |
589005ff | 200 | |
71287280 | 201 | /* Change the priority. */ |
72b16773 | 202 | if (pthread_setprio (__gthrw_(pthread_self) (), sys_priority) >= 0) |
15794a95 L |
203 | return 0; |
204 | else | |
205 | /* Failed */ | |
206 | return -1; | |
207 | } | |
208 | ||
71287280 | 209 | /* Return the current thread's priority. */ |
15794a95 | 210 | static inline int |
dd697f8c | 211 | __gthread_objc_thread_get_priority (void) |
15794a95 L |
212 | { |
213 | int sys_priority; | |
214 | ||
215 | if (__gthread_active_p ()) | |
216 | { | |
72b16773 | 217 | if ((sys_priority = pthread_getprio (__gthrw_(pthread_self) ())) >= 0) |
589005ff | 218 | { |
15794a95 L |
219 | if (sys_priority >= PRI_FG_MIN_NP |
220 | && sys_priority <= PRI_FG_MAX_NP) | |
221 | return OBJC_THREAD_INTERACTIVE_PRIORITY; | |
222 | if (sys_priority >= PRI_BG_MIN_NP | |
223 | && sys_priority <= PRI_BG_MAX_NP) | |
224 | return OBJC_THREAD_BACKGROUND_PRIORITY; | |
225 | return OBJC_THREAD_LOW_PRIORITY; | |
226 | } | |
227 | ||
228 | /* Failed */ | |
229 | return -1; | |
230 | } | |
231 | else | |
232 | return OBJC_THREAD_INTERACTIVE_PRIORITY; | |
233 | } | |
234 | ||
71287280 | 235 | /* Yield our process time to another thread. */ |
15794a95 | 236 | static inline void |
dd697f8c | 237 | __gthread_objc_thread_yield (void) |
15794a95 L |
238 | { |
239 | if (__gthread_active_p ()) | |
72b16773 | 240 | __gthrw_(pthread_yield) (); |
15794a95 L |
241 | } |
242 | ||
71287280 | 243 | /* Terminate the current thread. */ |
15794a95 | 244 | static inline int |
dd697f8c | 245 | __gthread_objc_thread_exit (void) |
15794a95 L |
246 | { |
247 | if (__gthread_active_p ()) | |
248 | /* exit the thread */ | |
72b16773 | 249 | __gthrw_(pthread_exit) (&__objc_thread_exit_status); |
15794a95 L |
250 | |
251 | /* Failed if we reached here */ | |
252 | return -1; | |
253 | } | |
254 | ||
71287280 | 255 | /* Returns an integer value which uniquely describes a thread. */ |
15794a95 | 256 | static inline objc_thread_t |
dd697f8c | 257 | __gthread_objc_thread_id (void) |
15794a95 L |
258 | { |
259 | if (__gthread_active_p ()) | |
260 | { | |
72b16773 | 261 | pthread_t self = __gthrw_(pthread_self) (); |
15794a95 | 262 | |
7ef67393 | 263 | return (objc_thread_t) __gthrw_pthread_getunique_np (&self); |
15794a95 L |
264 | } |
265 | else | |
dd697f8c | 266 | return (objc_thread_t) 1; |
15794a95 L |
267 | } |
268 | ||
71287280 | 269 | /* Sets the thread's local storage pointer. */ |
15794a95 | 270 | static inline int |
dd697f8c | 271 | __gthread_objc_thread_set_data (void *value) |
15794a95 L |
272 | { |
273 | if (__gthread_active_p ()) | |
72b16773 | 274 | return __gthrw_(pthread_setspecific) (_objc_thread_storage, value); |
15794a95 L |
275 | else |
276 | { | |
277 | thread_local_storage = value; | |
278 | return 0; | |
279 | } | |
280 | } | |
281 | ||
71287280 | 282 | /* Returns the thread's local storage pointer. */ |
15794a95 | 283 | static inline void * |
dd697f8c | 284 | __gthread_objc_thread_get_data (void) |
15794a95 L |
285 | { |
286 | void *value = NULL; | |
287 | ||
288 | if (__gthread_active_p ()) | |
289 | { | |
72b16773 | 290 | if (!(__gthrw_(pthread_getspecific) (_objc_thread_storage, &value))) |
15794a95 L |
291 | return value; |
292 | ||
293 | return NULL; | |
294 | } | |
295 | else | |
296 | return thread_local_storage; | |
297 | } | |
298 | ||
299 | /* Backend mutex functions */ | |
300 | ||
71287280 | 301 | /* Allocate a mutex. */ |
15794a95 | 302 | static inline int |
dd697f8c | 303 | __gthread_objc_mutex_allocate (objc_mutex_t mutex) |
15794a95 | 304 | { |
802a8181 DA |
305 | if (__gthread_active_p ()) |
306 | { | |
dd697f8c | 307 | mutex->backend = objc_malloc (sizeof (pthread_mutex_t)); |
802a8181 | 308 | |
72b16773 | 309 | if (__gthrw_(pthread_mutex_init) ((pthread_mutex_t *) mutex->backend, |
dd697f8c | 310 | pthread_mutexattr_default)) |
589005ff | 311 | { |
dd697f8c | 312 | objc_free (mutex->backend); |
589005ff KH |
313 | mutex->backend = NULL; |
314 | return -1; | |
315 | } | |
802a8181 | 316 | } |
15794a95 L |
317 | |
318 | return 0; | |
319 | } | |
320 | ||
71287280 | 321 | /* Deallocate a mutex. */ |
15794a95 | 322 | static inline int |
dd697f8c | 323 | __gthread_objc_mutex_deallocate (objc_mutex_t mutex) |
15794a95 | 324 | { |
6bb92770 DA |
325 | if (__gthread_active_p ()) |
326 | { | |
72b16773 | 327 | if (__gthrw_(pthread_mutex_destroy) ((pthread_mutex_t *) mutex->backend)) |
589005ff | 328 | return -1; |
6bb92770 | 329 | |
dd697f8c | 330 | objc_free (mutex->backend); |
6bb92770 DA |
331 | mutex->backend = NULL; |
332 | } | |
15794a95 L |
333 | |
334 | return 0; | |
335 | } | |
336 | ||
71287280 | 337 | /* Grab a lock on a mutex. */ |
15794a95 | 338 | static inline int |
dd697f8c | 339 | __gthread_objc_mutex_lock (objc_mutex_t mutex) |
15794a95 L |
340 | { |
341 | if (__gthread_active_p ()) | |
72b16773 | 342 | return __gthrw_(pthread_mutex_lock) ((pthread_mutex_t *) mutex->backend); |
15794a95 L |
343 | else |
344 | return 0; | |
345 | } | |
346 | ||
71287280 | 347 | /* Try to grab a lock on a mutex. */ |
15794a95 | 348 | static inline int |
dd697f8c | 349 | __gthread_objc_mutex_trylock (objc_mutex_t mutex) |
15794a95 L |
350 | { |
351 | if (__gthread_active_p () | |
72b16773 | 352 | && __gthrw_(pthread_mutex_trylock) ((pthread_mutex_t *) mutex->backend) != 1) |
15794a95 L |
353 | return -1; |
354 | ||
355 | return 0; | |
356 | } | |
357 | ||
358 | /* Unlock the mutex */ | |
359 | static inline int | |
dd697f8c | 360 | __gthread_objc_mutex_unlock (objc_mutex_t mutex) |
15794a95 L |
361 | { |
362 | if (__gthread_active_p ()) | |
72b16773 | 363 | return __gthrw_(pthread_mutex_unlock) ((pthread_mutex_t *) mutex->backend); |
15794a95 L |
364 | else |
365 | return 0; | |
366 | } | |
367 | ||
368 | /* Backend condition mutex functions */ | |
369 | ||
71287280 | 370 | /* Allocate a condition. */ |
15794a95 | 371 | static inline int |
72b16773 AO |
372 | __gthread_objc_condition_allocate (objc_condition_t condition |
373 | __attribute__ ((__unused__))) | |
15794a95 | 374 | { |
c54dbf8b | 375 | if (__gthread_active_p ()) |
71287280 | 376 | /* Unimplemented. */ |
15794a95 L |
377 | return -1; |
378 | else | |
379 | return 0; | |
380 | } | |
381 | ||
71287280 | 382 | /* Deallocate a condition. */ |
15794a95 | 383 | static inline int |
72b16773 AO |
384 | __gthread_objc_condition_deallocate (objc_condition_t condition |
385 | __attribute__ ((__unused__))) | |
15794a95 L |
386 | { |
387 | if (__gthread_active_p ()) | |
71287280 | 388 | /* Unimplemented. */ |
15794a95 L |
389 | return -1; |
390 | else | |
391 | return 0; | |
392 | } | |
393 | ||
394 | /* Wait on the condition */ | |
395 | static inline int | |
72b16773 AO |
396 | __gthread_objc_condition_wait (objc_condition_t condition |
397 | __attribute__ ((__unused__)), | |
398 | objc_mutex_t mutex __attribute__ ((__unused__))) | |
15794a95 L |
399 | { |
400 | if (__gthread_active_p ()) | |
71287280 | 401 | /* Unimplemented. */ |
15794a95 L |
402 | return -1; |
403 | else | |
404 | return 0; | |
405 | } | |
406 | ||
71287280 | 407 | /* Wake up all threads waiting on this condition. */ |
15794a95 | 408 | static inline int |
72b16773 AO |
409 | __gthread_objc_condition_broadcast (objc_condition_t condition |
410 | __attribute__ ((__unused__))) | |
15794a95 L |
411 | { |
412 | if (__gthread_active_p ()) | |
71287280 | 413 | /* Unimplemented. */ |
15794a95 L |
414 | return -1; |
415 | else | |
416 | return 0; | |
417 | } | |
418 | ||
71287280 | 419 | /* Wake up one thread waiting on this condition. */ |
15794a95 | 420 | static inline int |
72b16773 AO |
421 | __gthread_objc_condition_signal (objc_condition_t condition |
422 | __attribute__ ((__unused__))) | |
15794a95 L |
423 | { |
424 | if (__gthread_active_p ()) | |
71287280 | 425 | /* Unimplemented. */ |
15794a95 L |
426 | return -1; |
427 | else | |
428 | return 0; | |
429 | } | |
430 | ||
431 | #else /* _LIBOBJC */ | |
432 | ||
f24af81b | 433 | static inline int |
d1e51320 | 434 | __gthread_once (__gthread_once_t *once, void (*func) (void)) |
f24af81b TT |
435 | { |
436 | if (__gthread_active_p ()) | |
72b16773 | 437 | return __gthrw_(pthread_once) (once, func); |
f24af81b TT |
438 | else |
439 | return -1; | |
440 | } | |
441 | ||
442 | static inline int | |
443 | __gthread_key_create (__gthread_key_t *key, void (*dtor) (void *)) | |
444 | { | |
72b16773 | 445 | return __gthrw_(pthread_keycreate) (key, dtor); |
f24af81b TT |
446 | } |
447 | ||
5467baef | 448 | static inline int |
72b16773 | 449 | __gthread_key_delete (__gthread_key_t key __attribute__ ((__unused__))) |
5467baef JDA |
450 | { |
451 | /* Operation is not supported. */ | |
452 | return -1; | |
453 | } | |
f24af81b TT |
454 | |
455 | static inline void * | |
456 | __gthread_getspecific (__gthread_key_t key) | |
457 | { | |
458 | void *ptr; | |
72b16773 | 459 | if (__gthrw_(pthread_getspecific) (key, &ptr) == 0) |
f24af81b TT |
460 | return ptr; |
461 | else | |
462 | return 0; | |
463 | } | |
464 | ||
465 | static inline int | |
466 | __gthread_setspecific (__gthread_key_t key, const void *ptr) | |
467 | { | |
72b16773 | 468 | return __gthrw_(pthread_setspecific) (key, (void *) ptr); |
f24af81b TT |
469 | } |
470 | ||
5241c227 JDA |
471 | static inline void |
472 | __gthread_mutex_init_function (__gthread_mutex_t *mutex) | |
473 | { | |
474 | if (__gthread_active_p ()) | |
72b16773 | 475 | __gthrw_(pthread_mutex_init) (mutex, pthread_mutexattr_default); |
5241c227 JDA |
476 | } |
477 | ||
4dabf736 JB |
478 | static inline int |
479 | __gthread_mutx_destroy (__gthread_mutex_t *mutex) | |
480 | { | |
481 | if (__gthread_active_p ()) | |
482 | return __gthrw_(pthread_mutex_destroy) (mutex); | |
483 | else | |
484 | return 0; | |
485 | } | |
486 | ||
f24af81b TT |
487 | static inline int |
488 | __gthread_mutex_lock (__gthread_mutex_t *mutex) | |
489 | { | |
490 | if (__gthread_active_p ()) | |
72b16773 | 491 | return __gthrw_(pthread_mutex_lock) (mutex); |
f24af81b TT |
492 | else |
493 | return 0; | |
494 | } | |
495 | ||
496 | static inline int | |
497 | __gthread_mutex_trylock (__gthread_mutex_t *mutex) | |
498 | { | |
499 | if (__gthread_active_p ()) | |
72b16773 | 500 | return __gthrw_(pthread_mutex_trylock) (mutex); |
f24af81b TT |
501 | else |
502 | return 0; | |
503 | } | |
504 | ||
505 | static inline int | |
506 | __gthread_mutex_unlock (__gthread_mutex_t *mutex) | |
507 | { | |
508 | if (__gthread_active_p ()) | |
72b16773 | 509 | return __gthrw_(pthread_mutex_unlock) (mutex); |
f24af81b TT |
510 | else |
511 | return 0; | |
512 | } | |
513 | ||
40aac948 JM |
514 | static inline int |
515 | __gthread_recursive_mutex_init_function (__gthread_recursive_mutex_t *mutex) | |
516 | { | |
517 | if (__gthread_active_p ()) | |
518 | { | |
519 | pthread_mutexattr_t attr; | |
520 | int r; | |
521 | ||
72b16773 | 522 | r = __gthrw_(pthread_mutexattr_create) (&attr); |
40aac948 | 523 | if (!r) |
72b16773 | 524 | r = __gthrw_(pthread_mutexattr_setkind_np) (&attr, MUTEX_RECURSIVE_NP); |
40aac948 | 525 | if (!r) |
72b16773 | 526 | r = __gthrw_(pthread_mutex_init) (mutex, attr); |
40aac948 | 527 | if (!r) |
72b16773 | 528 | r = __gthrw_(pthread_mutexattr_delete) (&attr); |
40aac948 JM |
529 | return r; |
530 | } | |
72b16773 | 531 | return 0; |
40aac948 JM |
532 | } |
533 | ||
534 | static inline int | |
535 | __gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *mutex) | |
536 | { | |
537 | return __gthread_mutex_lock (mutex); | |
538 | } | |
539 | ||
540 | static inline int | |
541 | __gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *mutex) | |
542 | { | |
543 | return __gthread_mutex_trylock (mutex); | |
544 | } | |
545 | ||
546 | static inline int | |
547 | __gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *mutex) | |
548 | { | |
549 | return __gthread_mutex_unlock (mutex); | |
550 | } | |
551 | ||
15794a95 L |
552 | #endif /* _LIBOBJC */ |
553 | ||
c36b1123 | 554 | #endif |
88657302 | 555 | #endif /* ! GCC_GTHR_DCE_H */ |