Differences From Artifact [ba948db4c9]:
- File src/threading.h — part of check-in [b8ce2359f3] at 2013-01-12 20:53:54 on branch trunk — Clean up the feature #ifdef mess. (user: js, size: 9770) [annotate] [blame] [check-ins using]
To Artifact [c5163894df]:
- File
src/threading.h
— part of check-in
[c5ef582958]
at
2013-03-04 17:20:15
on branch trunk
— Replace BOOL with bool.
The only places where BOOL is left are those where they are required by
the ABI. (user: js, size: 9871) [annotate] [blame] [check-ins using]
︙ | ︙ | |||
63 64 65 66 67 68 69 | # define of_thread_is_current(t) pthread_equal(t, pthread_self()) # define of_thread_current pthread_self #elif defined(_WIN32) # define of_thread_is_current(t) (t == GetCurrentThread()) # define of_thread_current GetCurrentThread #endif | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | > | | | | | | > | | | | | | > | | | | | | | | | 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 | # define of_thread_is_current(t) pthread_equal(t, pthread_self()) # define of_thread_current pthread_self #elif defined(_WIN32) # define of_thread_is_current(t) (t == GetCurrentThread()) # define of_thread_current GetCurrentThread #endif static OF_INLINE bool of_thread_new(of_thread_t *thread, id (*function)(id), id data) { #if defined(OF_HAVE_PTHREADS) return !pthread_create(thread, NULL, (void*(*)(void*))function, (__bridge void*)data); #elif defined(_WIN32) *thread = CreateThread(NULL, 0, (LPTHREAD_START_ROUTINE)function, (__bridge void*)data, 0, NULL); return (thread != NULL); #endif } static OF_INLINE bool of_thread_join(of_thread_t thread) { #if defined(OF_HAVE_PTHREADS) void *ret; if (pthread_join(thread, &ret)) return false; return (ret != PTHREAD_CANCELED); #elif defined(_WIN32) if (WaitForSingleObject(thread, INFINITE)) return false; CloseHandle(thread); return true; #endif } static OF_INLINE bool of_thread_detach(of_thread_t thread) { #if defined(OF_HAVE_PTHREADS) return !pthread_detach(thread); #elif defined(_WIN32) /* FIXME */ return true; #endif } static OF_INLINE void of_thread_exit(void) { #if defined(OF_HAVE_PTHREADS) pthread_exit(NULL); #elif defined(_WIN32) ExitThread(0); #endif } static OF_INLINE bool of_mutex_new(of_mutex_t *mutex) { #if defined(OF_HAVE_PTHREADS) return !pthread_mutex_init(mutex, NULL); #elif defined(_WIN32) InitializeCriticalSection(mutex); return true; #endif } static OF_INLINE bool of_mutex_free(of_mutex_t *mutex) { #if defined(OF_HAVE_PTHREADS) return !pthread_mutex_destroy(mutex); #elif defined(_WIN32) DeleteCriticalSection(mutex); return true; #endif } static OF_INLINE bool of_mutex_lock(of_mutex_t *mutex) { #if defined(OF_HAVE_PTHREADS) return !pthread_mutex_lock(mutex); #elif defined(_WIN32) EnterCriticalSection(mutex); return true; #endif } static OF_INLINE bool of_mutex_trylock(of_mutex_t *mutex) { #if defined(OF_HAVE_PTHREADS) return !pthread_mutex_trylock(mutex); #elif defined(_WIN32) return TryEnterCriticalSection(mutex); #endif } static OF_INLINE bool of_mutex_unlock(of_mutex_t *mutex) { #if defined(OF_HAVE_PTHREADS) return !pthread_mutex_unlock(mutex); #elif defined(_WIN32) LeaveCriticalSection(mutex); return true; #endif } static OF_INLINE bool of_condition_new(of_condition_t *condition) { #if defined(OF_HAVE_PTHREADS) return !pthread_cond_init(condition, NULL); #elif defined(_WIN32) condition->count = 0; if ((condition->event = CreateEvent(NULL, FALSE, 0, NULL)) == NULL) return false; return true; #endif } static OF_INLINE bool of_condition_wait(of_condition_t *condition, of_mutex_t *mutex) { #if defined(OF_HAVE_PTHREADS) return !pthread_cond_wait(condition, mutex); #elif defined(_WIN32) if (!of_mutex_unlock(mutex)) return false; of_atomic_inc_int(&condition->count); if (WaitForSingleObject(condition->event, INFINITE) != WAIT_OBJECT_0) { of_mutex_lock(mutex); return false; } of_atomic_dec_int(&condition->count); if (!of_mutex_lock(mutex)) return false; return true; #endif } static OF_INLINE bool of_condition_signal(of_condition_t *condition) { #if defined(OF_HAVE_PTHREADS) return !pthread_cond_signal(condition); #elif defined(_WIN32) return SetEvent(condition->event); #endif } static OF_INLINE bool of_condition_broadcast(of_condition_t *condition) { #if defined(OF_HAVE_PTHREADS) return !pthread_cond_broadcast(condition); #elif defined(_WIN32) size_t i; for (i = 0; i < condition->count; i++) if (!SetEvent(condition->event)) return false; return true; #endif } static OF_INLINE bool of_condition_free(of_condition_t *condition) { #if defined(OF_HAVE_PTHREADS) return !pthread_cond_destroy(condition); #elif defined(_WIN32) if (condition->count) return false; return CloseHandle(condition->event); #endif } static OF_INLINE bool of_tlskey_new(of_tlskey_t *key) { #if defined(OF_HAVE_PTHREADS) return !pthread_key_create(key, NULL); #elif defined(_WIN32) return ((*key = TlsAlloc()) != TLS_OUT_OF_INDEXES); #endif } static OF_INLINE void* of_tlskey_get(of_tlskey_t key) { #if defined(OF_HAVE_PTHREADS) return pthread_getspecific(key); #elif defined(_WIN32) return TlsGetValue(key); #endif } static OF_INLINE bool of_tlskey_set(of_tlskey_t key, void *ptr) { #if defined(OF_HAVE_PTHREADS) return !pthread_setspecific(key, ptr); #elif defined(_WIN32) return TlsSetValue(key, ptr); #endif } static OF_INLINE bool of_tlskey_free(of_tlskey_t key) { #if defined(OF_HAVE_PTHREADS) return !pthread_key_delete(key); #elif defined(_WIN32) return TlsFree(key); #endif } static OF_INLINE bool of_spinlock_new(of_spinlock_t *spinlock) { #if defined(OF_HAVE_ATOMIC_OPS) *spinlock = 0; return true; #elif defined(OF_HAVE_PTHREAD_SPINLOCKS) return !pthread_spin_init(spinlock, 0); #else return of_mutex_new(spinlock); #endif } static OF_INLINE bool of_spinlock_trylock(of_spinlock_t *spinlock) { #if defined(OF_HAVE_ATOMIC_OPS) return of_atomic_cmpswap_int(spinlock, 0, 1); #elif defined(OF_HAVE_PTHREAD_SPINLOCKS) return !pthread_spin_trylock(spinlock); #else return of_mutex_trylock(spinlock); #endif } static OF_INLINE bool of_spinlock_lock(of_spinlock_t *spinlock) { #if defined(OF_HAVE_ATOMIC_OPS) # if defined(OF_HAVE_SCHED_YIELD) || defined(_WIN32) int i; for (i = 0; i < OF_SPINCOUNT; i++) if (of_spinlock_trylock(spinlock)) return true; while (!of_spinlock_trylock(spinlock)) # ifndef _WIN32 sched_yield(); # else Sleep(0); # endif # else while (!of_spinlock_trylock(spinlock)); # endif return true; #elif defined(OF_HAVE_PTHREAD_SPINLOCKS) return !pthread_spin_lock(spinlock); #else return of_mutex_lock(spinlock); #endif } static OF_INLINE bool of_spinlock_unlock(of_spinlock_t *spinlock) { #if defined(OF_HAVE_ATOMIC_OPS) *spinlock = 0; return true; #elif defined(OF_HAVE_PTHREAD_SPINLOCKS) return !pthread_spin_unlock(spinlock); #else return of_mutex_unlock(spinlock); #endif } static OF_INLINE bool of_spinlock_free(of_spinlock_t *spinlock) { #if defined(OF_HAVE_ATOMIC_OPS) return true; #elif defined(OF_HAVE_PTHREAD_SPINLOCKS) return !pthread_spin_destroy(spinlock); #else return of_mutex_free(spinlock); #endif } #ifdef OF_HAVE_RECURSIVE_PTHREAD_MUTEXES static OF_INLINE bool of_rmutex_new(of_mutex_t *mutex) { pthread_mutexattr_t attr; if (pthread_mutexattr_init(&attr)) return false; if (pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_RECURSIVE)) return false; if (pthread_mutex_init(mutex, &attr)) return false; if (pthread_mutexattr_destroy(&attr)) return false; return true; } # define of_rmutex_lock of_mutex_lock # define of_rmutex_trylock of_mutex_trylock # define of_rmutex_unlock of_mutex_unlock # define of_rmutex_free of_mutex_free #else static OF_INLINE bool of_rmutex_new(of_rmutex_t *rmutex) { if (!of_mutex_new(&rmutex->mutex)) return false; if (!of_tlskey_new(&rmutex->count)) return false; return true; } static OF_INLINE bool of_rmutex_lock(of_rmutex_t *rmutex) { uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count); if (count > 0) { if (!of_tlskey_set(rmutex->count, (void*)(count + 1))) return false; return true; } if (!of_mutex_lock(&rmutex->mutex)) return false; if (!of_tlskey_set(rmutex->count, (void*)1)) { of_mutex_unlock(&rmutex->mutex); return false; } return true; } static OF_INLINE bool of_rmutex_trylock(of_rmutex_t *rmutex) { uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count); if (count > 0) { if (!of_tlskey_set(rmutex->count, (void*)(count + 1))) return false; return true; } if (!of_mutex_trylock(&rmutex->mutex)) return false; if (!of_tlskey_set(rmutex->count, (void*)1)) { of_mutex_unlock(&rmutex->mutex); return false; } return true; } static OF_INLINE bool of_rmutex_unlock(of_rmutex_t *rmutex) { uintptr_t count = (uintptr_t)of_tlskey_get(rmutex->count); if (count > 1) { if (!of_tlskey_set(rmutex->count, (void*)(count - 1))) return false; return true; } if (!of_tlskey_set(rmutex->count, (void*)0)) return false; if (!of_mutex_unlock(&rmutex->mutex)) return false; return true; } static OF_INLINE bool of_rmutex_free(of_rmutex_t *rmutex) { if (!of_mutex_free(&rmutex->mutex)) return false; if (!of_tlskey_free(rmutex->count)) return false; return true; } #endif |