1 | /* |
1 | /* |
2 | * libev event processing core, watcher management |
2 | * libev event processing core, watcher management |
3 | * |
3 | * |
4 | * Copyright (c) 2007,2008,2009,2010,2011 Marc Alexander Lehmann <libev@schmorp.de> |
4 | * Copyright (c) 2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann <libev@schmorp.de> |
5 | * All rights reserved. |
5 | * All rights reserved. |
6 | * |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
7 | * Redistribution and use in source and binary forms, with or without modifica- |
8 | * tion, are permitted provided that the following conditions are met: |
8 | * tion, are permitted provided that the following conditions are met: |
9 | * |
9 | * |
… | |
… | |
59 | # endif |
59 | # endif |
60 | # ifndef EV_USE_MONOTONIC |
60 | # ifndef EV_USE_MONOTONIC |
61 | # define EV_USE_MONOTONIC 1 |
61 | # define EV_USE_MONOTONIC 1 |
62 | # endif |
62 | # endif |
63 | # endif |
63 | # endif |
64 | # elif !defined(EV_USE_CLOCK_SYSCALL) |
64 | # elif !defined EV_USE_CLOCK_SYSCALL |
65 | # define EV_USE_CLOCK_SYSCALL 0 |
65 | # define EV_USE_CLOCK_SYSCALL 0 |
66 | # endif |
66 | # endif |
67 | |
67 | |
68 | # if HAVE_CLOCK_GETTIME |
68 | # if HAVE_CLOCK_GETTIME |
69 | # ifndef EV_USE_MONOTONIC |
69 | # ifndef EV_USE_MONOTONIC |
… | |
… | |
183 | # include EV_H |
183 | # include EV_H |
184 | #else |
184 | #else |
185 | # include "ev.h" |
185 | # include "ev.h" |
186 | #endif |
186 | #endif |
187 | |
187 | |
188 | EV_CPP(extern "C" {) |
188 | #if EV_NO_THREADS |
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189 | # undef EV_NO_SMP |
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190 | # define EV_NO_SMP 1 |
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191 | # undef ECB_NO_THREADS |
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192 | # define ECB_NO_THREADS 1 |
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193 | #endif |
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194 | #if EV_NO_SMP |
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195 | # undef EV_NO_SMP |
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196 | # define ECB_NO_SMP 1 |
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197 | #endif |
189 | |
198 | |
190 | #ifndef _WIN32 |
199 | #ifndef _WIN32 |
191 | # include <sys/time.h> |
200 | # include <sys/time.h> |
192 | # include <sys/wait.h> |
201 | # include <sys/wait.h> |
193 | # include <unistd.h> |
202 | # include <unistd.h> |
194 | #else |
203 | #else |
195 | # include <io.h> |
204 | # include <io.h> |
196 | # define WIN32_LEAN_AND_MEAN |
205 | # define WIN32_LEAN_AND_MEAN |
197 | # include <windows.h> |
206 | # include <windows.h> |
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207 | # include <winsock2.h> |
198 | # ifndef EV_SELECT_IS_WINSOCKET |
208 | # ifndef EV_SELECT_IS_WINSOCKET |
199 | # define EV_SELECT_IS_WINSOCKET 1 |
209 | # define EV_SELECT_IS_WINSOCKET 1 |
200 | # endif |
210 | # endif |
201 | # undef EV_AVOID_STDIO |
211 | # undef EV_AVOID_STDIO |
202 | #endif |
212 | #endif |
… | |
… | |
210 | #define _DARWIN_UNLIMITED_SELECT 1 |
220 | #define _DARWIN_UNLIMITED_SELECT 1 |
211 | |
221 | |
212 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
222 | /* this block tries to deduce configuration from header-defined symbols and defaults */ |
213 | |
223 | |
214 | /* try to deduce the maximum number of signals on this platform */ |
224 | /* try to deduce the maximum number of signals on this platform */ |
215 | #if defined (EV_NSIG) |
225 | #if defined EV_NSIG |
216 | /* use what's provided */ |
226 | /* use what's provided */ |
217 | #elif defined (NSIG) |
227 | #elif defined NSIG |
218 | # define EV_NSIG (NSIG) |
228 | # define EV_NSIG (NSIG) |
219 | #elif defined(_NSIG) |
229 | #elif defined _NSIG |
220 | # define EV_NSIG (_NSIG) |
230 | # define EV_NSIG (_NSIG) |
221 | #elif defined (SIGMAX) |
231 | #elif defined SIGMAX |
222 | # define EV_NSIG (SIGMAX+1) |
232 | # define EV_NSIG (SIGMAX+1) |
223 | #elif defined (SIG_MAX) |
233 | #elif defined SIG_MAX |
224 | # define EV_NSIG (SIG_MAX+1) |
234 | # define EV_NSIG (SIG_MAX+1) |
225 | #elif defined (_SIG_MAX) |
235 | #elif defined _SIG_MAX |
226 | # define EV_NSIG (_SIG_MAX+1) |
236 | # define EV_NSIG (_SIG_MAX+1) |
227 | #elif defined (MAXSIG) |
237 | #elif defined MAXSIG |
228 | # define EV_NSIG (MAXSIG+1) |
238 | # define EV_NSIG (MAXSIG+1) |
229 | #elif defined (MAX_SIG) |
239 | #elif defined MAX_SIG |
230 | # define EV_NSIG (MAX_SIG+1) |
240 | # define EV_NSIG (MAX_SIG+1) |
231 | #elif defined (SIGARRAYSIZE) |
241 | #elif defined SIGARRAYSIZE |
232 | # define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ |
242 | # define EV_NSIG (SIGARRAYSIZE) /* Assume ary[SIGARRAYSIZE] */ |
233 | #elif defined (_sys_nsig) |
243 | #elif defined _sys_nsig |
234 | # define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ |
244 | # define EV_NSIG (_sys_nsig) /* Solaris 2.5 */ |
235 | #else |
245 | #else |
236 | # error "unable to find value for NSIG, please report" |
246 | # error "unable to find value for NSIG, please report" |
237 | /* to make it compile regardless, just remove the above line, */ |
247 | /* to make it compile regardless, just remove the above line, */ |
238 | /* but consider reporting it, too! :) */ |
248 | /* but consider reporting it, too! :) */ |
… | |
… | |
250 | # define EV_USE_CLOCK_SYSCALL 0 |
260 | # define EV_USE_CLOCK_SYSCALL 0 |
251 | # endif |
261 | # endif |
252 | #endif |
262 | #endif |
253 | |
263 | |
254 | #ifndef EV_USE_MONOTONIC |
264 | #ifndef EV_USE_MONOTONIC |
255 | # if defined (_POSIX_MONOTONIC_CLOCK) && _POSIX_MONOTONIC_CLOCK >= 0 |
265 | # if defined _POSIX_MONOTONIC_CLOCK && _POSIX_MONOTONIC_CLOCK >= 0 |
256 | # define EV_USE_MONOTONIC EV_FEATURE_OS |
266 | # define EV_USE_MONOTONIC EV_FEATURE_OS |
257 | # else |
267 | # else |
258 | # define EV_USE_MONOTONIC 0 |
268 | # define EV_USE_MONOTONIC 0 |
259 | # endif |
269 | # endif |
260 | #endif |
270 | #endif |
… | |
… | |
350 | #endif |
360 | #endif |
351 | |
361 | |
352 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
362 | /* on linux, we can use a (slow) syscall to avoid a dependency on pthread, */ |
353 | /* which makes programs even slower. might work on other unices, too. */ |
363 | /* which makes programs even slower. might work on other unices, too. */ |
354 | #if EV_USE_CLOCK_SYSCALL |
364 | #if EV_USE_CLOCK_SYSCALL |
355 | # include <syscall.h> |
365 | # include <sys/syscall.h> |
356 | # ifdef SYS_clock_gettime |
366 | # ifdef SYS_clock_gettime |
357 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
367 | # define clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
358 | # undef EV_USE_MONOTONIC |
368 | # undef EV_USE_MONOTONIC |
359 | # define EV_USE_MONOTONIC 1 |
369 | # define EV_USE_MONOTONIC 1 |
360 | # else |
370 | # else |
… | |
… | |
386 | # define EV_USE_INOTIFY 0 |
396 | # define EV_USE_INOTIFY 0 |
387 | #endif |
397 | #endif |
388 | |
398 | |
389 | #if !EV_USE_NANOSLEEP |
399 | #if !EV_USE_NANOSLEEP |
390 | /* hp-ux has it in sys/time.h, which we unconditionally include above */ |
400 | /* hp-ux has it in sys/time.h, which we unconditionally include above */ |
391 | # if !defined(_WIN32) && !defined(__hpux) |
401 | # if !defined _WIN32 && !defined __hpux |
392 | # include <sys/select.h> |
402 | # include <sys/select.h> |
393 | # endif |
403 | # endif |
394 | #endif |
404 | #endif |
395 | |
405 | |
396 | #if EV_USE_INOTIFY |
406 | #if EV_USE_INOTIFY |
… | |
… | |
464 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
474 | #define MAX_BLOCKTIME 59.743 /* never wait longer than this time (to detect time jumps) */ |
465 | |
475 | |
466 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
476 | #define EV_TV_SET(tv,t) do { tv.tv_sec = (long)t; tv.tv_usec = (long)((t - tv.tv_sec) * 1e6); } while (0) |
467 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
477 | #define EV_TS_SET(ts,t) do { ts.tv_sec = (long)t; ts.tv_nsec = (long)((t - ts.tv_sec) * 1e9); } while (0) |
468 | |
478 | |
469 | /* the following are taken from libecb */ |
479 | /* the following is ecb.h embedded into libev - use update_ev_c to update from an external copy */ |
470 | /* ecb.h start */ |
480 | /* ECB.H BEGIN */ |
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481 | /* |
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482 | * libecb - http://software.schmorp.de/pkg/libecb |
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483 | * |
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484 | * Copyright (©) 2009-2012 Marc Alexander Lehmann <libecb@schmorp.de> |
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485 | * Copyright (©) 2011 Emanuele Giaquinta |
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486 | * All rights reserved. |
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487 | * |
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488 | * Redistribution and use in source and binary forms, with or without modifica- |
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489 | * tion, are permitted provided that the following conditions are met: |
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490 | * |
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491 | * 1. Redistributions of source code must retain the above copyright notice, |
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492 | * this list of conditions and the following disclaimer. |
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493 | * |
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494 | * 2. Redistributions in binary form must reproduce the above copyright |
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495 | * notice, this list of conditions and the following disclaimer in the |
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496 | * documentation and/or other materials provided with the distribution. |
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497 | * |
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498 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED |
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499 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER- |
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500 | * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
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501 | * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE- |
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502 | * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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503 | * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
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504 | * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
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505 | * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH- |
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506 | * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED |
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507 | * OF THE POSSIBILITY OF SUCH DAMAGE. |
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508 | */ |
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509 | |
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510 | #ifndef ECB_H |
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511 | #define ECB_H |
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512 | |
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513 | #ifdef _WIN32 |
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514 | typedef signed char int8_t; |
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515 | typedef unsigned char uint8_t; |
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516 | typedef signed short int16_t; |
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517 | typedef unsigned short uint16_t; |
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518 | typedef signed int int32_t; |
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519 | typedef unsigned int uint32_t; |
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520 | #if __GNUC__ |
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521 | typedef signed long long int64_t; |
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522 | typedef unsigned long long uint64_t; |
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523 | #else /* _MSC_VER || __BORLANDC__ */ |
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524 | typedef signed __int64 int64_t; |
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525 | typedef unsigned __int64 uint64_t; |
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526 | #endif |
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527 | #else |
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528 | #include <inttypes.h> |
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529 | #endif |
471 | |
530 | |
472 | /* many compilers define _GNUC_ to some versions but then only implement |
531 | /* many compilers define _GNUC_ to some versions but then only implement |
473 | * what their idiot authors think are the "more important" extensions, |
532 | * what their idiot authors think are the "more important" extensions, |
474 | * causing enourmous grief in return for some better fake benchmark numbers. |
533 | * causing enormous grief in return for some better fake benchmark numbers. |
475 | * or so. |
534 | * or so. |
476 | * we try to detect these and simply assume they are not gcc - if they have |
535 | * we try to detect these and simply assume they are not gcc - if they have |
477 | * an issue with that they should have done it right in the first place. |
536 | * an issue with that they should have done it right in the first place. |
478 | */ |
537 | */ |
479 | #ifndef ECB_GCC_VERSION |
538 | #ifndef ECB_GCC_VERSION |
480 | #if !defined(__GNUC_MINOR__) || defined(__INTEL_COMPILER) || defined(__SUNPRO_C) || defined(__SUNPRO_CC) || defined(__llvm__) || defined(__clang__) |
539 | #if !defined __GNUC_MINOR__ || defined __INTEL_COMPILER || defined __SUNPRO_C || defined __SUNPRO_CC || defined __llvm__ || defined __clang__ |
481 | #define ECB_GCC_VERSION(major,minor) 0 |
540 | #define ECB_GCC_VERSION(major,minor) 0 |
482 | #else |
541 | #else |
483 | #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) |
542 | #define ECB_GCC_VERSION(major,minor) (__GNUC__ > (major) || (__GNUC__ == (major) && __GNUC_MINOR__ >= (minor))) |
484 | #endif |
543 | #endif |
485 | #endif |
544 | #endif |
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545 | |
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546 | /*****************************************************************************/ |
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547 | |
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548 | /* ECB_NO_THREADS - ecb is not used by multiple threads, ever */ |
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549 | /* ECB_NO_SMP - ecb might be used in multiple threads, but only on a single cpu */ |
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550 | |
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551 | #if ECB_NO_THREADS |
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552 | # define ECB_NO_SMP 1 |
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553 | #endif |
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554 | |
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555 | #if ECB_NO_THREADS || ECB_NO_SMP |
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556 | #define ECB_MEMORY_FENCE do { } while (0) |
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557 | #endif |
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558 | |
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559 | #ifndef ECB_MEMORY_FENCE |
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560 | #if ECB_GCC_VERSION(2,5) || defined __INTEL_COMPILER || (__llvm__ && __GNUC__) || __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
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561 | #if __i386 || __i386__ |
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562 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
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563 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE /* non-lock xchg might be enough */ |
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564 | #define ECB_MEMORY_FENCE_RELEASE do { } while (0) /* unlikely to change in future cpus */ |
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565 | #elif __amd64 || __amd64__ || __x86_64 || __x86_64__ |
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566 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") |
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567 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") |
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568 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") /* play safe - not needed in any current cpu */ |
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569 | #elif __powerpc__ || __ppc__ || __powerpc64__ || __ppc64__ |
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570 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
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571 | #elif defined __ARM_ARCH_6__ || defined __ARM_ARCH_6J__ \ |
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572 | || defined __ARM_ARCH_6K__ || defined __ARM_ARCH_6ZK__ |
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573 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mcr p15,0,%0,c7,c10,5" : : "r" (0) : "memory") |
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574 | #elif defined __ARM_ARCH_7__ || defined __ARM_ARCH_7A__ \ |
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575 | || defined __ARM_ARCH_7M__ || defined __ARM_ARCH_7R__ |
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576 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("dmb" : : : "memory") |
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577 | #elif __sparc || __sparc__ |
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578 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad | #StoreStore | #StoreLoad | " : : : "memory") |
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579 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("membar #LoadStore | #LoadLoad" : : : "memory") |
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580 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("membar #LoadStore | #StoreStore") |
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581 | #elif defined __s390__ || defined __s390x__ |
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582 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("bcr 15,0" : : : "memory") |
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583 | #elif defined __mips__ |
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584 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("sync" : : : "memory") |
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585 | #elif defined __alpha__ |
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586 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mb" : : : "memory") |
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587 | #endif |
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588 | #endif |
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589 | #endif |
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590 | |
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591 | #ifndef ECB_MEMORY_FENCE |
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592 | #if ECB_GCC_VERSION(4,4) || defined __INTEL_COMPILER || defined __clang__ |
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593 | #define ECB_MEMORY_FENCE __sync_synchronize () |
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594 | /*#define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) */ |
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595 | /*#define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) */ |
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596 | #elif _MSC_VER >= 1400 /* VC++ 2005 */ |
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597 | #pragma intrinsic(_ReadBarrier,_WriteBarrier,_ReadWriteBarrier) |
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598 | #define ECB_MEMORY_FENCE _ReadWriteBarrier () |
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599 | #define ECB_MEMORY_FENCE_ACQUIRE _ReadWriteBarrier () /* according to msdn, _ReadBarrier is not a load fence */ |
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600 | #define ECB_MEMORY_FENCE_RELEASE _WriteBarrier () |
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601 | #elif defined _WIN32 |
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602 | #include <WinNT.h> |
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603 | #define ECB_MEMORY_FENCE MemoryBarrier () /* actually just xchg on x86... scary */ |
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604 | #elif __SUNPRO_C >= 0x5110 || __SUNPRO_CC >= 0x5110 |
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605 | #include <mbarrier.h> |
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606 | #define ECB_MEMORY_FENCE __machine_rw_barrier () |
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607 | #define ECB_MEMORY_FENCE_ACQUIRE __machine_r_barrier () |
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608 | #define ECB_MEMORY_FENCE_RELEASE __machine_w_barrier () |
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609 | #elif __xlC__ |
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610 | #define ECB_MEMORY_FENCE __sync () |
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611 | #endif |
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612 | #endif |
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613 | |
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614 | #ifndef ECB_MEMORY_FENCE |
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615 | #if !ECB_AVOID_PTHREADS |
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616 | /* |
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617 | * if you get undefined symbol references to pthread_mutex_lock, |
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618 | * or failure to find pthread.h, then you should implement |
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619 | * the ECB_MEMORY_FENCE operations for your cpu/compiler |
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620 | * OR provide pthread.h and link against the posix thread library |
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621 | * of your system. |
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622 | */ |
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623 | #include <pthread.h> |
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624 | #define ECB_NEEDS_PTHREADS 1 |
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625 | #define ECB_MEMORY_FENCE_NEEDS_PTHREADS 1 |
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626 | |
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627 | static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; |
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628 | #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0) |
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629 | #endif |
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630 | #endif |
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631 | |
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632 | #if !defined ECB_MEMORY_FENCE_ACQUIRE && defined ECB_MEMORY_FENCE |
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633 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
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634 | #endif |
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635 | |
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636 | #if !defined ECB_MEMORY_FENCE_RELEASE && defined ECB_MEMORY_FENCE |
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637 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
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638 | #endif |
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639 | |
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640 | /*****************************************************************************/ |
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641 | |
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642 | #define ECB_C99 (__STDC_VERSION__ >= 199901L) |
486 | |
643 | |
487 | #if __cplusplus |
644 | #if __cplusplus |
488 | #define ecb_inline static inline |
645 | #define ecb_inline static inline |
489 | #elif ECB_GCC_VERSION(2,5) |
646 | #elif ECB_GCC_VERSION(2,5) |
490 | #define ecb_inline static __inline__ |
647 | #define ecb_inline static __inline__ |
… | |
… | |
492 | #define ecb_inline static inline |
649 | #define ecb_inline static inline |
493 | #else |
650 | #else |
494 | #define ecb_inline static |
651 | #define ecb_inline static |
495 | #endif |
652 | #endif |
496 | |
653 | |
497 | #ifndef ECB_MEMORY_FENCE |
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498 | #if ECB_GCC_VERSION(2,5) |
654 | #if ECB_GCC_VERSION(3,3) |
499 | #if __x86 |
655 | #define ecb_restrict __restrict__ |
500 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("lock; orb $0, -1(%%esp)" : : : "memory") |
656 | #elif ECB_C99 |
501 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
657 | #define ecb_restrict restrict |
502 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE /* better be safe than sorry */ |
658 | #else |
503 | #elif __amd64 |
659 | #define ecb_restrict |
504 | #define ECB_MEMORY_FENCE __asm__ __volatile__ ("mfence" : : : "memory") |
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505 | #define ECB_MEMORY_FENCE_ACQUIRE __asm__ __volatile__ ("lfence" : : : "memory") |
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506 | #define ECB_MEMORY_FENCE_RELEASE __asm__ __volatile__ ("sfence") |
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507 | #endif |
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508 | #endif |
660 | #endif |
509 | #endif |
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510 | |
661 | |
511 | #ifndef ECB_MEMORY_FENCE |
662 | typedef int ecb_bool; |
512 | #if ECB_GCC_VERSION(4,4) |
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513 | #define ECB_MEMORY_FENCE __sync_synchronize () |
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514 | #define ECB_MEMORY_FENCE_ACQUIRE ({ char dummy = 0; __sync_lock_test_and_set (&dummy, 1); }) |
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515 | #define ECB_MEMORY_FENCE_RELEASE ({ char dummy = 1; __sync_lock_release (&dummy ); }) |
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516 | #elif _MSC_VER >= 1400 |
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517 | #define ECB_MEMORY_FENCE do { } while (0) |
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518 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
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519 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
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520 | #elif defined(_WIN32) && defined(MemoryBarrier) |
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521 | #define ECB_MEMORY_FENCE MemoryBarrier () |
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522 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
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523 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
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524 | #endif |
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525 | #endif |
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526 | |
663 | |
527 | #ifndef ECB_MEMORY_FENCE |
664 | #define ECB_CONCAT_(a, b) a ## b |
528 | #include <pthread.h> |
665 | #define ECB_CONCAT(a, b) ECB_CONCAT_(a, b) |
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666 | #define ECB_STRINGIFY_(a) # a |
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667 | #define ECB_STRINGIFY(a) ECB_STRINGIFY_(a) |
529 | |
668 | |
530 | static pthread_mutex_t ecb_mf_lock = PTHREAD_MUTEX_INITIALIZER; |
669 | #define ecb_function_ ecb_inline |
531 | #define ECB_MEMORY_FENCE do { pthread_mutex_lock (&ecb_mf_lock); pthread_mutex_unlock (&ecb_mf_lock); } while (0) |
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532 | #define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
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533 | #define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
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534 | #endif |
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535 | |
670 | |
536 | #if ECB_GCC_VERSION(3,1) |
671 | #if ECB_GCC_VERSION(3,1) |
537 | #define ecb_attribute(attrlist) __attribute__(attrlist) |
672 | #define ecb_attribute(attrlist) __attribute__(attrlist) |
538 | #define ecb_is_constant(expr) __builtin_constant_p (expr) |
673 | #define ecb_is_constant(expr) __builtin_constant_p (expr) |
539 | #define ecb_expect(expr,value) __builtin_expect ((expr),(value)) |
674 | #define ecb_expect(expr,value) __builtin_expect ((expr),(value)) |
… | |
… | |
543 | #define ecb_is_constant(expr) 0 |
678 | #define ecb_is_constant(expr) 0 |
544 | #define ecb_expect(expr,value) (expr) |
679 | #define ecb_expect(expr,value) (expr) |
545 | #define ecb_prefetch(addr,rw,locality) |
680 | #define ecb_prefetch(addr,rw,locality) |
546 | #endif |
681 | #endif |
547 | |
682 | |
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683 | /* no emulation for ecb_decltype */ |
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684 | #if ECB_GCC_VERSION(4,5) |
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685 | #define ecb_decltype(x) __decltype(x) |
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686 | #elif ECB_GCC_VERSION(3,0) |
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687 | #define ecb_decltype(x) __typeof(x) |
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688 | #endif |
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689 | |
548 | #define ecb_noinline ecb_attribute ((__noinline__)) |
690 | #define ecb_noinline ecb_attribute ((__noinline__)) |
549 | #define ecb_noreturn ecb_attribute ((__noreturn__)) |
691 | #define ecb_noreturn ecb_attribute ((__noreturn__)) |
550 | #define ecb_unused ecb_attribute ((__unused__)) |
692 | #define ecb_unused ecb_attribute ((__unused__)) |
551 | #define ecb_const ecb_attribute ((__const__)) |
693 | #define ecb_const ecb_attribute ((__const__)) |
552 | #define ecb_pure ecb_attribute ((__pure__)) |
694 | #define ecb_pure ecb_attribute ((__pure__)) |
… | |
… | |
564 | /* put around conditional expressions if you are very sure that the */ |
706 | /* put around conditional expressions if you are very sure that the */ |
565 | /* expression is mostly true or mostly false. note that these return */ |
707 | /* expression is mostly true or mostly false. note that these return */ |
566 | /* booleans, not the expression. */ |
708 | /* booleans, not the expression. */ |
567 | #define ecb_expect_false(expr) ecb_expect (!!(expr), 0) |
709 | #define ecb_expect_false(expr) ecb_expect (!!(expr), 0) |
568 | #define ecb_expect_true(expr) ecb_expect (!!(expr), 1) |
710 | #define ecb_expect_true(expr) ecb_expect (!!(expr), 1) |
569 | /* ecb.h end */ |
711 | /* for compatibility to the rest of the world */ |
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712 | #define ecb_likely(expr) ecb_expect_true (expr) |
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713 | #define ecb_unlikely(expr) ecb_expect_false (expr) |
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714 | |
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715 | /* count trailing zero bits and count # of one bits */ |
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716 | #if ECB_GCC_VERSION(3,4) |
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717 | /* we assume int == 32 bit, long == 32 or 64 bit and long long == 64 bit */ |
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718 | #define ecb_ld32(x) (__builtin_clz (x) ^ 31) |
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719 | #define ecb_ld64(x) (__builtin_clzll (x) ^ 63) |
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720 | #define ecb_ctz32(x) __builtin_ctz (x) |
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721 | #define ecb_ctz64(x) __builtin_ctzll (x) |
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722 | #define ecb_popcount32(x) __builtin_popcount (x) |
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723 | /* no popcountll */ |
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724 | #else |
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725 | ecb_function_ int ecb_ctz32 (uint32_t x) ecb_const; |
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726 | ecb_function_ int |
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727 | ecb_ctz32 (uint32_t x) |
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728 | { |
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729 | int r = 0; |
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730 | |
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731 | x &= ~x + 1; /* this isolates the lowest bit */ |
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732 | |
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733 | #if ECB_branchless_on_i386 |
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734 | r += !!(x & 0xaaaaaaaa) << 0; |
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735 | r += !!(x & 0xcccccccc) << 1; |
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736 | r += !!(x & 0xf0f0f0f0) << 2; |
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737 | r += !!(x & 0xff00ff00) << 3; |
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738 | r += !!(x & 0xffff0000) << 4; |
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739 | #else |
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740 | if (x & 0xaaaaaaaa) r += 1; |
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741 | if (x & 0xcccccccc) r += 2; |
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742 | if (x & 0xf0f0f0f0) r += 4; |
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743 | if (x & 0xff00ff00) r += 8; |
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744 | if (x & 0xffff0000) r += 16; |
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745 | #endif |
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746 | |
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747 | return r; |
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748 | } |
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749 | |
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750 | ecb_function_ int ecb_ctz64 (uint64_t x) ecb_const; |
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751 | ecb_function_ int |
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752 | ecb_ctz64 (uint64_t x) |
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753 | { |
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754 | int shift = x & 0xffffffffU ? 0 : 32; |
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755 | return ecb_ctz32 (x >> shift) + shift; |
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756 | } |
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757 | |
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758 | ecb_function_ int ecb_popcount32 (uint32_t x) ecb_const; |
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759 | ecb_function_ int |
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760 | ecb_popcount32 (uint32_t x) |
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761 | { |
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762 | x -= (x >> 1) & 0x55555555; |
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763 | x = ((x >> 2) & 0x33333333) + (x & 0x33333333); |
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764 | x = ((x >> 4) + x) & 0x0f0f0f0f; |
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765 | x *= 0x01010101; |
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766 | |
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767 | return x >> 24; |
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768 | } |
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769 | |
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770 | ecb_function_ int ecb_ld32 (uint32_t x) ecb_const; |
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771 | ecb_function_ int ecb_ld32 (uint32_t x) |
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772 | { |
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773 | int r = 0; |
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774 | |
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775 | if (x >> 16) { x >>= 16; r += 16; } |
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776 | if (x >> 8) { x >>= 8; r += 8; } |
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777 | if (x >> 4) { x >>= 4; r += 4; } |
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778 | if (x >> 2) { x >>= 2; r += 2; } |
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779 | if (x >> 1) { r += 1; } |
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780 | |
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781 | return r; |
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782 | } |
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783 | |
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784 | ecb_function_ int ecb_ld64 (uint64_t x) ecb_const; |
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785 | ecb_function_ int ecb_ld64 (uint64_t x) |
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786 | { |
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787 | int r = 0; |
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788 | |
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789 | if (x >> 32) { x >>= 32; r += 32; } |
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790 | |
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791 | return r + ecb_ld32 (x); |
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792 | } |
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793 | #endif |
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794 | |
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795 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) ecb_const; |
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796 | ecb_function_ uint8_t ecb_bitrev8 (uint8_t x) |
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797 | { |
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798 | return ( (x * 0x0802U & 0x22110U) |
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799 | | (x * 0x8020U & 0x88440U)) * 0x10101U >> 16; |
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800 | } |
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801 | |
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802 | ecb_function_ uint16_t ecb_bitrev16 (uint16_t x) ecb_const; |
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803 | ecb_function_ uint16_t ecb_bitrev16 (uint16_t x) |
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804 | { |
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805 | x = ((x >> 1) & 0x5555) | ((x & 0x5555) << 1); |
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806 | x = ((x >> 2) & 0x3333) | ((x & 0x3333) << 2); |
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807 | x = ((x >> 4) & 0x0f0f) | ((x & 0x0f0f) << 4); |
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808 | x = ( x >> 8 ) | ( x << 8); |
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809 | |
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810 | return x; |
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811 | } |
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812 | |
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813 | ecb_function_ uint32_t ecb_bitrev32 (uint32_t x) ecb_const; |
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814 | ecb_function_ uint32_t ecb_bitrev32 (uint32_t x) |
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815 | { |
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816 | x = ((x >> 1) & 0x55555555) | ((x & 0x55555555) << 1); |
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817 | x = ((x >> 2) & 0x33333333) | ((x & 0x33333333) << 2); |
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818 | x = ((x >> 4) & 0x0f0f0f0f) | ((x & 0x0f0f0f0f) << 4); |
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819 | x = ((x >> 8) & 0x00ff00ff) | ((x & 0x00ff00ff) << 8); |
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820 | x = ( x >> 16 ) | ( x << 16); |
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821 | |
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822 | return x; |
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823 | } |
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824 | |
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825 | /* popcount64 is only available on 64 bit cpus as gcc builtin */ |
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826 | /* so for this version we are lazy */ |
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827 | ecb_function_ int ecb_popcount64 (uint64_t x) ecb_const; |
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828 | ecb_function_ int |
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829 | ecb_popcount64 (uint64_t x) |
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830 | { |
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831 | return ecb_popcount32 (x) + ecb_popcount32 (x >> 32); |
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832 | } |
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833 | |
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834 | ecb_inline uint8_t ecb_rotl8 (uint8_t x, unsigned int count) ecb_const; |
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835 | ecb_inline uint8_t ecb_rotr8 (uint8_t x, unsigned int count) ecb_const; |
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836 | ecb_inline uint16_t ecb_rotl16 (uint16_t x, unsigned int count) ecb_const; |
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837 | ecb_inline uint16_t ecb_rotr16 (uint16_t x, unsigned int count) ecb_const; |
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838 | ecb_inline uint32_t ecb_rotl32 (uint32_t x, unsigned int count) ecb_const; |
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839 | ecb_inline uint32_t ecb_rotr32 (uint32_t x, unsigned int count) ecb_const; |
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840 | ecb_inline uint64_t ecb_rotl64 (uint64_t x, unsigned int count) ecb_const; |
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841 | ecb_inline uint64_t ecb_rotr64 (uint64_t x, unsigned int count) ecb_const; |
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842 | |
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843 | ecb_inline uint8_t ecb_rotl8 (uint8_t x, unsigned int count) { return (x >> ( 8 - count)) | (x << count); } |
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844 | ecb_inline uint8_t ecb_rotr8 (uint8_t x, unsigned int count) { return (x << ( 8 - count)) | (x >> count); } |
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845 | ecb_inline uint16_t ecb_rotl16 (uint16_t x, unsigned int count) { return (x >> (16 - count)) | (x << count); } |
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846 | ecb_inline uint16_t ecb_rotr16 (uint16_t x, unsigned int count) { return (x << (16 - count)) | (x >> count); } |
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847 | ecb_inline uint32_t ecb_rotl32 (uint32_t x, unsigned int count) { return (x >> (32 - count)) | (x << count); } |
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848 | ecb_inline uint32_t ecb_rotr32 (uint32_t x, unsigned int count) { return (x << (32 - count)) | (x >> count); } |
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849 | ecb_inline uint64_t ecb_rotl64 (uint64_t x, unsigned int count) { return (x >> (64 - count)) | (x << count); } |
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850 | ecb_inline uint64_t ecb_rotr64 (uint64_t x, unsigned int count) { return (x << (64 - count)) | (x >> count); } |
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851 | |
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852 | #if ECB_GCC_VERSION(4,3) |
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853 | #define ecb_bswap16(x) (__builtin_bswap32 (x) >> 16) |
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854 | #define ecb_bswap32(x) __builtin_bswap32 (x) |
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855 | #define ecb_bswap64(x) __builtin_bswap64 (x) |
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856 | #else |
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857 | ecb_function_ uint16_t ecb_bswap16 (uint16_t x) ecb_const; |
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858 | ecb_function_ uint16_t |
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859 | ecb_bswap16 (uint16_t x) |
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860 | { |
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861 | return ecb_rotl16 (x, 8); |
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862 | } |
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863 | |
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864 | ecb_function_ uint32_t ecb_bswap32 (uint32_t x) ecb_const; |
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865 | ecb_function_ uint32_t |
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866 | ecb_bswap32 (uint32_t x) |
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867 | { |
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868 | return (((uint32_t)ecb_bswap16 (x)) << 16) | ecb_bswap16 (x >> 16); |
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869 | } |
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870 | |
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871 | ecb_function_ uint64_t ecb_bswap64 (uint64_t x) ecb_const; |
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872 | ecb_function_ uint64_t |
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873 | ecb_bswap64 (uint64_t x) |
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874 | { |
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875 | return (((uint64_t)ecb_bswap32 (x)) << 32) | ecb_bswap32 (x >> 32); |
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876 | } |
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877 | #endif |
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878 | |
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879 | #if ECB_GCC_VERSION(4,5) |
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880 | #define ecb_unreachable() __builtin_unreachable () |
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881 | #else |
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882 | /* this seems to work fine, but gcc always emits a warning for it :/ */ |
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883 | ecb_inline void ecb_unreachable (void) ecb_noreturn; |
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884 | ecb_inline void ecb_unreachable (void) { } |
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885 | #endif |
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886 | |
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887 | /* try to tell the compiler that some condition is definitely true */ |
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888 | #define ecb_assume(cond) do { if (!(cond)) ecb_unreachable (); } while (0) |
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889 | |
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890 | ecb_inline unsigned char ecb_byteorder_helper (void) ecb_const; |
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891 | ecb_inline unsigned char |
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892 | ecb_byteorder_helper (void) |
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893 | { |
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894 | const uint32_t u = 0x11223344; |
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895 | return *(unsigned char *)&u; |
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896 | } |
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897 | |
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898 | ecb_inline ecb_bool ecb_big_endian (void) ecb_const; |
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899 | ecb_inline ecb_bool ecb_big_endian (void) { return ecb_byteorder_helper () == 0x11; } |
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900 | ecb_inline ecb_bool ecb_little_endian (void) ecb_const; |
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901 | ecb_inline ecb_bool ecb_little_endian (void) { return ecb_byteorder_helper () == 0x44; } |
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902 | |
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903 | #if ECB_GCC_VERSION(3,0) || ECB_C99 |
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904 | #define ecb_mod(m,n) ((m) % (n) + ((m) % (n) < 0 ? (n) : 0)) |
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905 | #else |
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906 | #define ecb_mod(m,n) ((m) < 0 ? ((n) - 1 - ((-1 - (m)) % (n))) : ((m) % (n))) |
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907 | #endif |
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908 | |
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909 | #if __cplusplus |
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910 | template<typename T> |
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911 | static inline T ecb_div_rd (T val, T div) |
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912 | { |
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913 | return val < 0 ? - ((-val + div - 1) / div) : (val ) / div; |
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914 | } |
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915 | template<typename T> |
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916 | static inline T ecb_div_ru (T val, T div) |
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917 | { |
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918 | return val < 0 ? - ((-val ) / div) : (val + div - 1) / div; |
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919 | } |
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920 | #else |
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921 | #define ecb_div_rd(val,div) ((val) < 0 ? - ((-(val) + (div) - 1) / (div)) : ((val) ) / (div)) |
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922 | #define ecb_div_ru(val,div) ((val) < 0 ? - ((-(val) ) / (div)) : ((val) + (div) - 1) / (div)) |
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923 | #endif |
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924 | |
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925 | #if ecb_cplusplus_does_not_suck |
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926 | /* does not work for local types (http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2008/n2657.htm) */ |
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927 | template<typename T, int N> |
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928 | static inline int ecb_array_length (const T (&arr)[N]) |
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929 | { |
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930 | return N; |
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931 | } |
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932 | #else |
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933 | #define ecb_array_length(name) (sizeof (name) / sizeof (name [0])) |
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934 | #endif |
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935 | |
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936 | #endif |
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937 | |
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938 | /* ECB.H END */ |
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939 | |
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940 | #if ECB_MEMORY_FENCE_NEEDS_PTHREADS |
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941 | /* if your architecture doesn't need memory fences, e.g. because it is |
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942 | * single-cpu/core, or if you use libev in a project that doesn't use libev |
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943 | * from multiple threads, then you can define ECB_AVOID_PTHREADS when compiling |
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944 | * libev, in which cases the memory fences become nops. |
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945 | * alternatively, you can remove this #error and link against libpthread, |
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946 | * which will then provide the memory fences. |
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947 | */ |
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948 | # error "memory fences not defined for your architecture, please report" |
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949 | #endif |
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950 | |
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951 | #ifndef ECB_MEMORY_FENCE |
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952 | # define ECB_MEMORY_FENCE do { } while (0) |
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953 | # define ECB_MEMORY_FENCE_ACQUIRE ECB_MEMORY_FENCE |
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954 | # define ECB_MEMORY_FENCE_RELEASE ECB_MEMORY_FENCE |
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955 | #endif |
570 | |
956 | |
571 | #define expect_false(cond) ecb_expect_false (cond) |
957 | #define expect_false(cond) ecb_expect_false (cond) |
572 | #define expect_true(cond) ecb_expect_true (cond) |
958 | #define expect_true(cond) ecb_expect_true (cond) |
573 | #define noinline ecb_noinline |
959 | #define noinline ecb_noinline |
574 | |
960 | |
… | |
… | |
720 | { |
1106 | { |
721 | write (STDERR_FILENO, msg, strlen (msg)); |
1107 | write (STDERR_FILENO, msg, strlen (msg)); |
722 | } |
1108 | } |
723 | #endif |
1109 | #endif |
724 | |
1110 | |
725 | static void (*syserr_cb)(const char *msg); |
1111 | static void (*syserr_cb)(const char *msg) EV_THROW; |
726 | |
1112 | |
727 | void ecb_cold |
1113 | void ecb_cold |
728 | ev_set_syserr_cb (void (*cb)(const char *msg)) |
1114 | ev_set_syserr_cb (void (*cb)(const char *msg)) EV_THROW |
729 | { |
1115 | { |
730 | syserr_cb = cb; |
1116 | syserr_cb = cb; |
731 | } |
1117 | } |
732 | |
1118 | |
733 | static void noinline ecb_cold |
1119 | static void noinline ecb_cold |
… | |
… | |
769 | free (ptr); |
1155 | free (ptr); |
770 | return 0; |
1156 | return 0; |
771 | #endif |
1157 | #endif |
772 | } |
1158 | } |
773 | |
1159 | |
774 | static void *(*alloc)(void *ptr, long size) = ev_realloc_emul; |
1160 | static void *(*alloc)(void *ptr, long size) EV_THROW = ev_realloc_emul; |
775 | |
1161 | |
776 | void ecb_cold |
1162 | void ecb_cold |
777 | ev_set_allocator (void *(*cb)(void *ptr, long size)) |
1163 | ev_set_allocator (void *(*cb)(void *ptr, long size)) EV_THROW |
778 | { |
1164 | { |
779 | alloc = cb; |
1165 | alloc = cb; |
780 | } |
1166 | } |
781 | |
1167 | |
782 | inline_speed void * |
1168 | inline_speed void * |
… | |
… | |
870 | #undef VAR |
1256 | #undef VAR |
871 | }; |
1257 | }; |
872 | #include "ev_wrap.h" |
1258 | #include "ev_wrap.h" |
873 | |
1259 | |
874 | static struct ev_loop default_loop_struct; |
1260 | static struct ev_loop default_loop_struct; |
875 | struct ev_loop *ev_default_loop_ptr; |
1261 | EV_API_DECL struct ev_loop *ev_default_loop_ptr = 0; /* needs to be initialised to make it a definition despite extern */ |
876 | |
1262 | |
877 | #else |
1263 | #else |
878 | |
1264 | |
879 | ev_tstamp ev_rt_now; |
1265 | EV_API_DECL ev_tstamp ev_rt_now = 0; /* needs to be initialised to make it a definition despite extern */ |
880 | #define VAR(name,decl) static decl; |
1266 | #define VAR(name,decl) static decl; |
881 | #include "ev_vars.h" |
1267 | #include "ev_vars.h" |
882 | #undef VAR |
1268 | #undef VAR |
883 | |
1269 | |
884 | static int ev_default_loop_ptr; |
1270 | static int ev_default_loop_ptr; |
… | |
… | |
899 | |
1285 | |
900 | /*****************************************************************************/ |
1286 | /*****************************************************************************/ |
901 | |
1287 | |
902 | #ifndef EV_HAVE_EV_TIME |
1288 | #ifndef EV_HAVE_EV_TIME |
903 | ev_tstamp |
1289 | ev_tstamp |
904 | ev_time (void) |
1290 | ev_time (void) EV_THROW |
905 | { |
1291 | { |
906 | #if EV_USE_REALTIME |
1292 | #if EV_USE_REALTIME |
907 | if (expect_true (have_realtime)) |
1293 | if (expect_true (have_realtime)) |
908 | { |
1294 | { |
909 | struct timespec ts; |
1295 | struct timespec ts; |
… | |
… | |
933 | return ev_time (); |
1319 | return ev_time (); |
934 | } |
1320 | } |
935 | |
1321 | |
936 | #if EV_MULTIPLICITY |
1322 | #if EV_MULTIPLICITY |
937 | ev_tstamp |
1323 | ev_tstamp |
938 | ev_now (EV_P) |
1324 | ev_now (EV_P) EV_THROW |
939 | { |
1325 | { |
940 | return ev_rt_now; |
1326 | return ev_rt_now; |
941 | } |
1327 | } |
942 | #endif |
1328 | #endif |
943 | |
1329 | |
944 | void |
1330 | void |
945 | ev_sleep (ev_tstamp delay) |
1331 | ev_sleep (ev_tstamp delay) EV_THROW |
946 | { |
1332 | { |
947 | if (delay > 0.) |
1333 | if (delay > 0.) |
948 | { |
1334 | { |
949 | #if EV_USE_NANOSLEEP |
1335 | #if EV_USE_NANOSLEEP |
950 | struct timespec ts; |
1336 | struct timespec ts; |
951 | |
1337 | |
952 | EV_TS_SET (ts, delay); |
1338 | EV_TS_SET (ts, delay); |
953 | nanosleep (&ts, 0); |
1339 | nanosleep (&ts, 0); |
954 | #elif defined(_WIN32) |
1340 | #elif defined _WIN32 |
955 | Sleep ((unsigned long)(delay * 1e3)); |
1341 | Sleep ((unsigned long)(delay * 1e3)); |
956 | #else |
1342 | #else |
957 | struct timeval tv; |
1343 | struct timeval tv; |
958 | |
1344 | |
959 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
1345 | /* here we rely on sys/time.h + sys/types.h + unistd.h providing select */ |
… | |
… | |
978 | |
1364 | |
979 | do |
1365 | do |
980 | ncur <<= 1; |
1366 | ncur <<= 1; |
981 | while (cnt > ncur); |
1367 | while (cnt > ncur); |
982 | |
1368 | |
983 | /* if size is large, round to MALLOC_ROUND - 4 * longs to accomodate malloc overhead */ |
1369 | /* if size is large, round to MALLOC_ROUND - 4 * longs to accommodate malloc overhead */ |
984 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
1370 | if (elem * ncur > MALLOC_ROUND - sizeof (void *) * 4) |
985 | { |
1371 | { |
986 | ncur *= elem; |
1372 | ncur *= elem; |
987 | ncur = (ncur + elem + (MALLOC_ROUND - 1) + sizeof (void *) * 4) & ~(MALLOC_ROUND - 1); |
1373 | ncur = (ncur + elem + (MALLOC_ROUND - 1) + sizeof (void *) * 4) & ~(MALLOC_ROUND - 1); |
988 | ncur = ncur - sizeof (void *) * 4; |
1374 | ncur = ncur - sizeof (void *) * 4; |
… | |
… | |
1031 | pendingcb (EV_P_ ev_prepare *w, int revents) |
1417 | pendingcb (EV_P_ ev_prepare *w, int revents) |
1032 | { |
1418 | { |
1033 | } |
1419 | } |
1034 | |
1420 | |
1035 | void noinline |
1421 | void noinline |
1036 | ev_feed_event (EV_P_ void *w, int revents) |
1422 | ev_feed_event (EV_P_ void *w, int revents) EV_THROW |
1037 | { |
1423 | { |
1038 | W w_ = (W)w; |
1424 | W w_ = (W)w; |
1039 | int pri = ABSPRI (w_); |
1425 | int pri = ABSPRI (w_); |
1040 | |
1426 | |
1041 | if (expect_false (w_->pending)) |
1427 | if (expect_false (w_->pending)) |
… | |
… | |
1045 | w_->pending = ++pendingcnt [pri]; |
1431 | w_->pending = ++pendingcnt [pri]; |
1046 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
1432 | array_needsize (ANPENDING, pendings [pri], pendingmax [pri], w_->pending, EMPTY2); |
1047 | pendings [pri][w_->pending - 1].w = w_; |
1433 | pendings [pri][w_->pending - 1].w = w_; |
1048 | pendings [pri][w_->pending - 1].events = revents; |
1434 | pendings [pri][w_->pending - 1].events = revents; |
1049 | } |
1435 | } |
|
|
1436 | |
|
|
1437 | pendingpri = NUMPRI - 1; |
1050 | } |
1438 | } |
1051 | |
1439 | |
1052 | inline_speed void |
1440 | inline_speed void |
1053 | feed_reverse (EV_P_ W w) |
1441 | feed_reverse (EV_P_ W w) |
1054 | { |
1442 | { |
… | |
… | |
1100 | if (expect_true (!anfd->reify)) |
1488 | if (expect_true (!anfd->reify)) |
1101 | fd_event_nocheck (EV_A_ fd, revents); |
1489 | fd_event_nocheck (EV_A_ fd, revents); |
1102 | } |
1490 | } |
1103 | |
1491 | |
1104 | void |
1492 | void |
1105 | ev_feed_fd_event (EV_P_ int fd, int revents) |
1493 | ev_feed_fd_event (EV_P_ int fd, int revents) EV_THROW |
1106 | { |
1494 | { |
1107 | if (fd >= 0 && fd < anfdmax) |
1495 | if (fd >= 0 && fd < anfdmax) |
1108 | fd_event_nocheck (EV_A_ fd, revents); |
1496 | fd_event_nocheck (EV_A_ fd, revents); |
1109 | } |
1497 | } |
1110 | |
1498 | |
… | |
… | |
1459 | } |
1847 | } |
1460 | |
1848 | |
1461 | inline_speed void |
1849 | inline_speed void |
1462 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1850 | evpipe_write (EV_P_ EV_ATOMIC_T *flag) |
1463 | { |
1851 | { |
|
|
1852 | ECB_MEMORY_FENCE; /* push out the write before this function was called, acquire flag */ |
|
|
1853 | |
1464 | if (expect_true (*flag)) |
1854 | if (expect_true (*flag)) |
1465 | return; |
1855 | return; |
1466 | |
1856 | |
1467 | *flag = 1; |
1857 | *flag = 1; |
1468 | |
1858 | |
… | |
… | |
1474 | |
1864 | |
1475 | if (pipe_write_wanted) |
1865 | if (pipe_write_wanted) |
1476 | { |
1866 | { |
1477 | int old_errno; |
1867 | int old_errno; |
1478 | |
1868 | |
1479 | pipe_write_skipped = 0; /* just an optimsiation, no fence needed */ |
1869 | pipe_write_skipped = 0; /* just an optimisation, no fence needed */ |
1480 | |
1870 | |
1481 | old_errno = errno; /* save errno because write will clobber it */ |
1871 | old_errno = errno; /* save errno because write will clobber it */ |
1482 | |
1872 | |
1483 | #if EV_USE_EVENTFD |
1873 | #if EV_USE_EVENTFD |
1484 | if (evfd >= 0) |
1874 | if (evfd >= 0) |
… | |
… | |
1487 | write (evfd, &counter, sizeof (uint64_t)); |
1877 | write (evfd, &counter, sizeof (uint64_t)); |
1488 | } |
1878 | } |
1489 | else |
1879 | else |
1490 | #endif |
1880 | #endif |
1491 | { |
1881 | { |
1492 | /* win32 people keep sending patches that change this write() to send() */ |
1882 | #ifdef _WIN32 |
1493 | /* and then run away. but send() is wrong, it wants a socket handle on win32 */ |
1883 | WSABUF buf; |
1494 | /* so when you think this write should be a send instead, please find out */ |
1884 | DWORD sent; |
1495 | /* where your send() is from - it's definitely not the microsoft send, and */ |
1885 | buf.buf = &buf; |
1496 | /* tell me. thank you. */ |
1886 | buf.len = 1; |
|
|
1887 | WSASend (EV_FD_TO_WIN32_HANDLE (evpipe [1]), &buf, 1, &sent, 0, 0, 0); |
|
|
1888 | #else |
1497 | write (evpipe [1], &(evpipe [1]), 1); |
1889 | write (evpipe [1], &(evpipe [1]), 1); |
|
|
1890 | #endif |
1498 | } |
1891 | } |
1499 | |
1892 | |
1500 | errno = old_errno; |
1893 | errno = old_errno; |
1501 | } |
1894 | } |
1502 | } |
1895 | } |
… | |
… | |
1517 | read (evfd, &counter, sizeof (uint64_t)); |
1910 | read (evfd, &counter, sizeof (uint64_t)); |
1518 | } |
1911 | } |
1519 | else |
1912 | else |
1520 | #endif |
1913 | #endif |
1521 | { |
1914 | { |
1522 | char dummy; |
1915 | char dummy[4]; |
1523 | /* see discussion in evpipe_write when you think this read should be recv in win32 */ |
1916 | #ifdef _WIN32 |
|
|
1917 | WSABUF buf; |
|
|
1918 | DWORD recvd; |
|
|
1919 | buf.buf = dummy; |
|
|
1920 | buf.len = sizeof (dummy); |
|
|
1921 | WSARecv (EV_FD_TO_WIN32_HANDLE (evpipe [0]), &buf, 1, &recvd, 0, 0, 0); |
|
|
1922 | #else |
1524 | read (evpipe [0], &dummy, 1); |
1923 | read (evpipe [0], &dummy, sizeof (dummy)); |
|
|
1924 | #endif |
1525 | } |
1925 | } |
1526 | } |
1926 | } |
1527 | |
1927 | |
1528 | pipe_write_skipped = 0; |
1928 | pipe_write_skipped = 0; |
|
|
1929 | |
|
|
1930 | ECB_MEMORY_FENCE; /* push out skipped, acquire flags */ |
1529 | |
1931 | |
1530 | #if EV_SIGNAL_ENABLE |
1932 | #if EV_SIGNAL_ENABLE |
1531 | if (sig_pending) |
1933 | if (sig_pending) |
1532 | { |
1934 | { |
1533 | sig_pending = 0; |
1935 | sig_pending = 0; |
|
|
1936 | |
|
|
1937 | ECB_MEMORY_FENCE_RELEASE; |
1534 | |
1938 | |
1535 | for (i = EV_NSIG - 1; i--; ) |
1939 | for (i = EV_NSIG - 1; i--; ) |
1536 | if (expect_false (signals [i].pending)) |
1940 | if (expect_false (signals [i].pending)) |
1537 | ev_feed_signal_event (EV_A_ i + 1); |
1941 | ev_feed_signal_event (EV_A_ i + 1); |
1538 | } |
1942 | } |
… | |
… | |
1540 | |
1944 | |
1541 | #if EV_ASYNC_ENABLE |
1945 | #if EV_ASYNC_ENABLE |
1542 | if (async_pending) |
1946 | if (async_pending) |
1543 | { |
1947 | { |
1544 | async_pending = 0; |
1948 | async_pending = 0; |
|
|
1949 | |
|
|
1950 | ECB_MEMORY_FENCE_RELEASE; |
1545 | |
1951 | |
1546 | for (i = asynccnt; i--; ) |
1952 | for (i = asynccnt; i--; ) |
1547 | if (asyncs [i]->sent) |
1953 | if (asyncs [i]->sent) |
1548 | { |
1954 | { |
1549 | asyncs [i]->sent = 0; |
1955 | asyncs [i]->sent = 0; |
… | |
… | |
1554 | } |
1960 | } |
1555 | |
1961 | |
1556 | /*****************************************************************************/ |
1962 | /*****************************************************************************/ |
1557 | |
1963 | |
1558 | void |
1964 | void |
1559 | ev_feed_signal (int signum) |
1965 | ev_feed_signal (int signum) EV_THROW |
1560 | { |
1966 | { |
1561 | #if EV_MULTIPLICITY |
1967 | #if EV_MULTIPLICITY |
1562 | EV_P = signals [signum - 1].loop; |
1968 | EV_P = signals [signum - 1].loop; |
1563 | |
1969 | |
1564 | if (!EV_A) |
1970 | if (!EV_A) |
… | |
… | |
1581 | |
1987 | |
1582 | ev_feed_signal (signum); |
1988 | ev_feed_signal (signum); |
1583 | } |
1989 | } |
1584 | |
1990 | |
1585 | void noinline |
1991 | void noinline |
1586 | ev_feed_signal_event (EV_P_ int signum) |
1992 | ev_feed_signal_event (EV_P_ int signum) EV_THROW |
1587 | { |
1993 | { |
1588 | WL w; |
1994 | WL w; |
1589 | |
1995 | |
1590 | if (expect_false (signum <= 0 || signum > EV_NSIG)) |
1996 | if (expect_false (signum <= 0 || signum > EV_NSIG)) |
1591 | return; |
1997 | return; |
… | |
… | |
1707 | #if EV_USE_SELECT |
2113 | #if EV_USE_SELECT |
1708 | # include "ev_select.c" |
2114 | # include "ev_select.c" |
1709 | #endif |
2115 | #endif |
1710 | |
2116 | |
1711 | int ecb_cold |
2117 | int ecb_cold |
1712 | ev_version_major (void) |
2118 | ev_version_major (void) EV_THROW |
1713 | { |
2119 | { |
1714 | return EV_VERSION_MAJOR; |
2120 | return EV_VERSION_MAJOR; |
1715 | } |
2121 | } |
1716 | |
2122 | |
1717 | int ecb_cold |
2123 | int ecb_cold |
1718 | ev_version_minor (void) |
2124 | ev_version_minor (void) EV_THROW |
1719 | { |
2125 | { |
1720 | return EV_VERSION_MINOR; |
2126 | return EV_VERSION_MINOR; |
1721 | } |
2127 | } |
1722 | |
2128 | |
1723 | /* return true if we are running with elevated privileges and should ignore env variables */ |
2129 | /* return true if we are running with elevated privileges and should ignore env variables */ |
… | |
… | |
1731 | || getgid () != getegid (); |
2137 | || getgid () != getegid (); |
1732 | #endif |
2138 | #endif |
1733 | } |
2139 | } |
1734 | |
2140 | |
1735 | unsigned int ecb_cold |
2141 | unsigned int ecb_cold |
1736 | ev_supported_backends (void) |
2142 | ev_supported_backends (void) EV_THROW |
1737 | { |
2143 | { |
1738 | unsigned int flags = 0; |
2144 | unsigned int flags = 0; |
1739 | |
2145 | |
1740 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
2146 | if (EV_USE_PORT ) flags |= EVBACKEND_PORT; |
1741 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
2147 | if (EV_USE_KQUEUE) flags |= EVBACKEND_KQUEUE; |
… | |
… | |
1745 | |
2151 | |
1746 | return flags; |
2152 | return flags; |
1747 | } |
2153 | } |
1748 | |
2154 | |
1749 | unsigned int ecb_cold |
2155 | unsigned int ecb_cold |
1750 | ev_recommended_backends (void) |
2156 | ev_recommended_backends (void) EV_THROW |
1751 | { |
2157 | { |
1752 | unsigned int flags = ev_supported_backends (); |
2158 | unsigned int flags = ev_supported_backends (); |
1753 | |
2159 | |
1754 | #ifndef __NetBSD__ |
2160 | #ifndef __NetBSD__ |
1755 | /* kqueue is borked on everything but netbsd apparently */ |
2161 | /* kqueue is borked on everything but netbsd apparently */ |
… | |
… | |
1767 | |
2173 | |
1768 | return flags; |
2174 | return flags; |
1769 | } |
2175 | } |
1770 | |
2176 | |
1771 | unsigned int ecb_cold |
2177 | unsigned int ecb_cold |
1772 | ev_embeddable_backends (void) |
2178 | ev_embeddable_backends (void) EV_THROW |
1773 | { |
2179 | { |
1774 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
2180 | int flags = EVBACKEND_EPOLL | EVBACKEND_KQUEUE | EVBACKEND_PORT; |
1775 | |
2181 | |
1776 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
2182 | /* epoll embeddability broken on all linux versions up to at least 2.6.23 */ |
1777 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
2183 | if (ev_linux_version () < 0x020620) /* disable it on linux < 2.6.32 */ |
… | |
… | |
1779 | |
2185 | |
1780 | return flags; |
2186 | return flags; |
1781 | } |
2187 | } |
1782 | |
2188 | |
1783 | unsigned int |
2189 | unsigned int |
1784 | ev_backend (EV_P) |
2190 | ev_backend (EV_P) EV_THROW |
1785 | { |
2191 | { |
1786 | return backend; |
2192 | return backend; |
1787 | } |
2193 | } |
1788 | |
2194 | |
1789 | #if EV_FEATURE_API |
2195 | #if EV_FEATURE_API |
1790 | unsigned int |
2196 | unsigned int |
1791 | ev_iteration (EV_P) |
2197 | ev_iteration (EV_P) EV_THROW |
1792 | { |
2198 | { |
1793 | return loop_count; |
2199 | return loop_count; |
1794 | } |
2200 | } |
1795 | |
2201 | |
1796 | unsigned int |
2202 | unsigned int |
1797 | ev_depth (EV_P) |
2203 | ev_depth (EV_P) EV_THROW |
1798 | { |
2204 | { |
1799 | return loop_depth; |
2205 | return loop_depth; |
1800 | } |
2206 | } |
1801 | |
2207 | |
1802 | void |
2208 | void |
1803 | ev_set_io_collect_interval (EV_P_ ev_tstamp interval) |
2209 | ev_set_io_collect_interval (EV_P_ ev_tstamp interval) EV_THROW |
1804 | { |
2210 | { |
1805 | io_blocktime = interval; |
2211 | io_blocktime = interval; |
1806 | } |
2212 | } |
1807 | |
2213 | |
1808 | void |
2214 | void |
1809 | ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) |
2215 | ev_set_timeout_collect_interval (EV_P_ ev_tstamp interval) EV_THROW |
1810 | { |
2216 | { |
1811 | timeout_blocktime = interval; |
2217 | timeout_blocktime = interval; |
1812 | } |
2218 | } |
1813 | |
2219 | |
1814 | void |
2220 | void |
1815 | ev_set_userdata (EV_P_ void *data) |
2221 | ev_set_userdata (EV_P_ void *data) EV_THROW |
1816 | { |
2222 | { |
1817 | userdata = data; |
2223 | userdata = data; |
1818 | } |
2224 | } |
1819 | |
2225 | |
1820 | void * |
2226 | void * |
1821 | ev_userdata (EV_P) |
2227 | ev_userdata (EV_P) EV_THROW |
1822 | { |
2228 | { |
1823 | return userdata; |
2229 | return userdata; |
1824 | } |
2230 | } |
1825 | |
2231 | |
1826 | void |
2232 | void |
1827 | ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) |
2233 | ev_set_invoke_pending_cb (EV_P_ void (*invoke_pending_cb)(EV_P)) EV_THROW |
1828 | { |
2234 | { |
1829 | invoke_cb = invoke_pending_cb; |
2235 | invoke_cb = invoke_pending_cb; |
1830 | } |
2236 | } |
1831 | |
2237 | |
1832 | void |
2238 | void |
1833 | ev_set_loop_release_cb (EV_P_ void (*release)(EV_P), void (*acquire)(EV_P)) |
2239 | ev_set_loop_release_cb (EV_P_ void (*release)(EV_P) EV_THROW, void (*acquire)(EV_P) EV_THROW) EV_THROW |
1834 | { |
2240 | { |
1835 | release_cb = release; |
2241 | release_cb = release; |
1836 | acquire_cb = acquire; |
2242 | acquire_cb = acquire; |
1837 | } |
2243 | } |
1838 | #endif |
2244 | #endif |
1839 | |
2245 | |
1840 | /* initialise a loop structure, must be zero-initialised */ |
2246 | /* initialise a loop structure, must be zero-initialised */ |
1841 | static void noinline ecb_cold |
2247 | static void noinline ecb_cold |
1842 | loop_init (EV_P_ unsigned int flags) |
2248 | loop_init (EV_P_ unsigned int flags) EV_THROW |
1843 | { |
2249 | { |
1844 | if (!backend) |
2250 | if (!backend) |
1845 | { |
2251 | { |
1846 | origflags = flags; |
2252 | origflags = flags; |
1847 | |
2253 | |
… | |
… | |
2100 | } |
2506 | } |
2101 | |
2507 | |
2102 | #if EV_MULTIPLICITY |
2508 | #if EV_MULTIPLICITY |
2103 | |
2509 | |
2104 | struct ev_loop * ecb_cold |
2510 | struct ev_loop * ecb_cold |
2105 | ev_loop_new (unsigned int flags) |
2511 | ev_loop_new (unsigned int flags) EV_THROW |
2106 | { |
2512 | { |
2107 | EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
2513 | EV_P = (struct ev_loop *)ev_malloc (sizeof (struct ev_loop)); |
2108 | |
2514 | |
2109 | memset (EV_A, 0, sizeof (struct ev_loop)); |
2515 | memset (EV_A, 0, sizeof (struct ev_loop)); |
2110 | loop_init (EV_A_ flags); |
2516 | loop_init (EV_A_ flags); |
… | |
… | |
2154 | } |
2560 | } |
2155 | #endif |
2561 | #endif |
2156 | |
2562 | |
2157 | #if EV_FEATURE_API |
2563 | #if EV_FEATURE_API |
2158 | void ecb_cold |
2564 | void ecb_cold |
2159 | ev_verify (EV_P) |
2565 | ev_verify (EV_P) EV_THROW |
2160 | { |
2566 | { |
2161 | #if EV_VERIFY |
2567 | #if EV_VERIFY |
2162 | int i; |
2568 | int i; |
2163 | WL w; |
2569 | WL w, w2; |
2164 | |
2570 | |
2165 | assert (activecnt >= -1); |
2571 | assert (activecnt >= -1); |
2166 | |
2572 | |
2167 | assert (fdchangemax >= fdchangecnt); |
2573 | assert (fdchangemax >= fdchangecnt); |
2168 | for (i = 0; i < fdchangecnt; ++i) |
2574 | for (i = 0; i < fdchangecnt; ++i) |
2169 | assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); |
2575 | assert (("libev: negative fd in fdchanges", fdchanges [i] >= 0)); |
2170 | |
2576 | |
2171 | assert (anfdmax >= 0); |
2577 | assert (anfdmax >= 0); |
2172 | for (i = 0; i < anfdmax; ++i) |
2578 | for (i = 0; i < anfdmax; ++i) |
|
|
2579 | { |
|
|
2580 | int j = 0; |
|
|
2581 | |
2173 | for (w = anfds [i].head; w; w = w->next) |
2582 | for (w = w2 = anfds [i].head; w; w = w->next) |
2174 | { |
2583 | { |
2175 | verify_watcher (EV_A_ (W)w); |
2584 | verify_watcher (EV_A_ (W)w); |
|
|
2585 | |
|
|
2586 | if (j++ & 1) |
|
|
2587 | { |
|
|
2588 | assert (("libev: io watcher list contains a loop", w != w2)); |
|
|
2589 | w2 = w2->next; |
|
|
2590 | } |
|
|
2591 | |
2176 | assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); |
2592 | assert (("libev: inactive fd watcher on anfd list", ev_active (w) == 1)); |
2177 | assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
2593 | assert (("libev: fd mismatch between watcher and anfd", ((ev_io *)w)->fd == i)); |
2178 | } |
2594 | } |
|
|
2595 | } |
2179 | |
2596 | |
2180 | assert (timermax >= timercnt); |
2597 | assert (timermax >= timercnt); |
2181 | verify_heap (EV_A_ timers, timercnt); |
2598 | verify_heap (EV_A_ timers, timercnt); |
2182 | |
2599 | |
2183 | #if EV_PERIODIC_ENABLE |
2600 | #if EV_PERIODIC_ENABLE |
… | |
… | |
2233 | #if EV_MULTIPLICITY |
2650 | #if EV_MULTIPLICITY |
2234 | struct ev_loop * ecb_cold |
2651 | struct ev_loop * ecb_cold |
2235 | #else |
2652 | #else |
2236 | int |
2653 | int |
2237 | #endif |
2654 | #endif |
2238 | ev_default_loop (unsigned int flags) |
2655 | ev_default_loop (unsigned int flags) EV_THROW |
2239 | { |
2656 | { |
2240 | if (!ev_default_loop_ptr) |
2657 | if (!ev_default_loop_ptr) |
2241 | { |
2658 | { |
2242 | #if EV_MULTIPLICITY |
2659 | #if EV_MULTIPLICITY |
2243 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
2660 | EV_P = ev_default_loop_ptr = &default_loop_struct; |
… | |
… | |
2262 | |
2679 | |
2263 | return ev_default_loop_ptr; |
2680 | return ev_default_loop_ptr; |
2264 | } |
2681 | } |
2265 | |
2682 | |
2266 | void |
2683 | void |
2267 | ev_loop_fork (EV_P) |
2684 | ev_loop_fork (EV_P) EV_THROW |
2268 | { |
2685 | { |
2269 | postfork = 1; /* must be in line with ev_default_fork */ |
2686 | postfork = 1; /* must be in line with ev_default_fork */ |
2270 | } |
2687 | } |
2271 | |
2688 | |
2272 | /*****************************************************************************/ |
2689 | /*****************************************************************************/ |
… | |
… | |
2276 | { |
2693 | { |
2277 | EV_CB_INVOKE ((W)w, revents); |
2694 | EV_CB_INVOKE ((W)w, revents); |
2278 | } |
2695 | } |
2279 | |
2696 | |
2280 | unsigned int |
2697 | unsigned int |
2281 | ev_pending_count (EV_P) |
2698 | ev_pending_count (EV_P) EV_THROW |
2282 | { |
2699 | { |
2283 | int pri; |
2700 | int pri; |
2284 | unsigned int count = 0; |
2701 | unsigned int count = 0; |
2285 | |
2702 | |
2286 | for (pri = NUMPRI; pri--; ) |
2703 | for (pri = NUMPRI; pri--; ) |
… | |
… | |
2290 | } |
2707 | } |
2291 | |
2708 | |
2292 | void noinline |
2709 | void noinline |
2293 | ev_invoke_pending (EV_P) |
2710 | ev_invoke_pending (EV_P) |
2294 | { |
2711 | { |
2295 | int pri; |
2712 | for (pendingpri = NUMPRI; pendingpri--; ) /* pendingpri is modified during the loop */ |
2296 | |
|
|
2297 | for (pri = NUMPRI; pri--; ) |
|
|
2298 | while (pendingcnt [pri]) |
2713 | while (pendingcnt [pendingpri]) |
2299 | { |
2714 | { |
2300 | ANPENDING *p = pendings [pri] + --pendingcnt [pri]; |
2715 | ANPENDING *p = pendings [pendingpri] + --pendingcnt [pendingpri]; |
2301 | |
2716 | |
2302 | p->w->pending = 0; |
2717 | p->w->pending = 0; |
2303 | EV_CB_INVOKE (p->w, p->events); |
2718 | EV_CB_INVOKE (p->w, p->events); |
2304 | EV_FREQUENT_CHECK; |
2719 | EV_FREQUENT_CHECK; |
2305 | } |
2720 | } |
… | |
… | |
2545 | |
2960 | |
2546 | mn_now = ev_rt_now; |
2961 | mn_now = ev_rt_now; |
2547 | } |
2962 | } |
2548 | } |
2963 | } |
2549 | |
2964 | |
2550 | void |
2965 | int |
2551 | ev_run (EV_P_ int flags) |
2966 | ev_run (EV_P_ int flags) |
2552 | { |
2967 | { |
2553 | #if EV_FEATURE_API |
2968 | #if EV_FEATURE_API |
2554 | ++loop_depth; |
2969 | ++loop_depth; |
2555 | #endif |
2970 | #endif |
… | |
… | |
2616 | time_update (EV_A_ 1e100); |
3031 | time_update (EV_A_ 1e100); |
2617 | |
3032 | |
2618 | /* from now on, we want a pipe-wake-up */ |
3033 | /* from now on, we want a pipe-wake-up */ |
2619 | pipe_write_wanted = 1; |
3034 | pipe_write_wanted = 1; |
2620 | |
3035 | |
2621 | ECB_MEMORY_FENCE; /* amke sure pipe_write_wanted is visible before we check for potential skips */ |
3036 | ECB_MEMORY_FENCE; /* make sure pipe_write_wanted is visible before we check for potential skips */ |
2622 | |
3037 | |
2623 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
3038 | if (expect_true (!(flags & EVRUN_NOWAIT || idleall || !activecnt || pipe_write_skipped))) |
2624 | { |
3039 | { |
2625 | waittime = MAX_BLOCKTIME; |
3040 | waittime = MAX_BLOCKTIME; |
2626 | |
3041 | |
… | |
… | |
2668 | #endif |
3083 | #endif |
2669 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
3084 | assert ((loop_done = EVBREAK_RECURSE, 1)); /* assert for side effect */ |
2670 | backend_poll (EV_A_ waittime); |
3085 | backend_poll (EV_A_ waittime); |
2671 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
3086 | assert ((loop_done = EVBREAK_CANCEL, 1)); /* assert for side effect */ |
2672 | |
3087 | |
2673 | pipe_write_wanted = 0; /* just an optimsiation, no fence needed */ |
3088 | pipe_write_wanted = 0; /* just an optimisation, no fence needed */ |
2674 | |
3089 | |
2675 | if (pipe_write_skipped) |
3090 | if (pipe_write_skipped) |
2676 | { |
3091 | { |
2677 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
3092 | assert (("libev: pipe_w not active, but pipe not written", ev_is_active (&pipe_w))); |
2678 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
3093 | ev_feed_event (EV_A_ &pipe_w, EV_CUSTOM); |
… | |
… | |
2712 | loop_done = EVBREAK_CANCEL; |
3127 | loop_done = EVBREAK_CANCEL; |
2713 | |
3128 | |
2714 | #if EV_FEATURE_API |
3129 | #if EV_FEATURE_API |
2715 | --loop_depth; |
3130 | --loop_depth; |
2716 | #endif |
3131 | #endif |
|
|
3132 | |
|
|
3133 | return activecnt; |
2717 | } |
3134 | } |
2718 | |
3135 | |
2719 | void |
3136 | void |
2720 | ev_break (EV_P_ int how) |
3137 | ev_break (EV_P_ int how) EV_THROW |
2721 | { |
3138 | { |
2722 | loop_done = how; |
3139 | loop_done = how; |
2723 | } |
3140 | } |
2724 | |
3141 | |
2725 | void |
3142 | void |
2726 | ev_ref (EV_P) |
3143 | ev_ref (EV_P) EV_THROW |
2727 | { |
3144 | { |
2728 | ++activecnt; |
3145 | ++activecnt; |
2729 | } |
3146 | } |
2730 | |
3147 | |
2731 | void |
3148 | void |
2732 | ev_unref (EV_P) |
3149 | ev_unref (EV_P) EV_THROW |
2733 | { |
3150 | { |
2734 | --activecnt; |
3151 | --activecnt; |
2735 | } |
3152 | } |
2736 | |
3153 | |
2737 | void |
3154 | void |
2738 | ev_now_update (EV_P) |
3155 | ev_now_update (EV_P) EV_THROW |
2739 | { |
3156 | { |
2740 | time_update (EV_A_ 1e100); |
3157 | time_update (EV_A_ 1e100); |
2741 | } |
3158 | } |
2742 | |
3159 | |
2743 | void |
3160 | void |
2744 | ev_suspend (EV_P) |
3161 | ev_suspend (EV_P) EV_THROW |
2745 | { |
3162 | { |
2746 | ev_now_update (EV_A); |
3163 | ev_now_update (EV_A); |
2747 | } |
3164 | } |
2748 | |
3165 | |
2749 | void |
3166 | void |
2750 | ev_resume (EV_P) |
3167 | ev_resume (EV_P) EV_THROW |
2751 | { |
3168 | { |
2752 | ev_tstamp mn_prev = mn_now; |
3169 | ev_tstamp mn_prev = mn_now; |
2753 | |
3170 | |
2754 | ev_now_update (EV_A); |
3171 | ev_now_update (EV_A); |
2755 | timers_reschedule (EV_A_ mn_now - mn_prev); |
3172 | timers_reschedule (EV_A_ mn_now - mn_prev); |
… | |
… | |
2794 | w->pending = 0; |
3211 | w->pending = 0; |
2795 | } |
3212 | } |
2796 | } |
3213 | } |
2797 | |
3214 | |
2798 | int |
3215 | int |
2799 | ev_clear_pending (EV_P_ void *w) |
3216 | ev_clear_pending (EV_P_ void *w) EV_THROW |
2800 | { |
3217 | { |
2801 | W w_ = (W)w; |
3218 | W w_ = (W)w; |
2802 | int pending = w_->pending; |
3219 | int pending = w_->pending; |
2803 | |
3220 | |
2804 | if (expect_true (pending)) |
3221 | if (expect_true (pending)) |
… | |
… | |
2837 | } |
3254 | } |
2838 | |
3255 | |
2839 | /*****************************************************************************/ |
3256 | /*****************************************************************************/ |
2840 | |
3257 | |
2841 | void noinline |
3258 | void noinline |
2842 | ev_io_start (EV_P_ ev_io *w) |
3259 | ev_io_start (EV_P_ ev_io *w) EV_THROW |
2843 | { |
3260 | { |
2844 | int fd = w->fd; |
3261 | int fd = w->fd; |
2845 | |
3262 | |
2846 | if (expect_false (ev_is_active (w))) |
3263 | if (expect_false (ev_is_active (w))) |
2847 | return; |
3264 | return; |
… | |
… | |
2853 | |
3270 | |
2854 | ev_start (EV_A_ (W)w, 1); |
3271 | ev_start (EV_A_ (W)w, 1); |
2855 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
3272 | array_needsize (ANFD, anfds, anfdmax, fd + 1, array_init_zero); |
2856 | wlist_add (&anfds[fd].head, (WL)w); |
3273 | wlist_add (&anfds[fd].head, (WL)w); |
2857 | |
3274 | |
|
|
3275 | /* common bug, apparently */ |
|
|
3276 | assert (("libev: ev_io_start called with corrupted watcher", ((WL)w)->next != (WL)w)); |
|
|
3277 | |
2858 | fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); |
3278 | fd_change (EV_A_ fd, w->events & EV__IOFDSET | EV_ANFD_REIFY); |
2859 | w->events &= ~EV__IOFDSET; |
3279 | w->events &= ~EV__IOFDSET; |
2860 | |
3280 | |
2861 | EV_FREQUENT_CHECK; |
3281 | EV_FREQUENT_CHECK; |
2862 | } |
3282 | } |
2863 | |
3283 | |
2864 | void noinline |
3284 | void noinline |
2865 | ev_io_stop (EV_P_ ev_io *w) |
3285 | ev_io_stop (EV_P_ ev_io *w) EV_THROW |
2866 | { |
3286 | { |
2867 | clear_pending (EV_A_ (W)w); |
3287 | clear_pending (EV_A_ (W)w); |
2868 | if (expect_false (!ev_is_active (w))) |
3288 | if (expect_false (!ev_is_active (w))) |
2869 | return; |
3289 | return; |
2870 | |
3290 | |
… | |
… | |
2879 | |
3299 | |
2880 | EV_FREQUENT_CHECK; |
3300 | EV_FREQUENT_CHECK; |
2881 | } |
3301 | } |
2882 | |
3302 | |
2883 | void noinline |
3303 | void noinline |
2884 | ev_timer_start (EV_P_ ev_timer *w) |
3304 | ev_timer_start (EV_P_ ev_timer *w) EV_THROW |
2885 | { |
3305 | { |
2886 | if (expect_false (ev_is_active (w))) |
3306 | if (expect_false (ev_is_active (w))) |
2887 | return; |
3307 | return; |
2888 | |
3308 | |
2889 | ev_at (w) += mn_now; |
3309 | ev_at (w) += mn_now; |
… | |
… | |
2903 | |
3323 | |
2904 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
3324 | /*assert (("libev: internal timer heap corruption", timers [ev_active (w)] == (WT)w));*/ |
2905 | } |
3325 | } |
2906 | |
3326 | |
2907 | void noinline |
3327 | void noinline |
2908 | ev_timer_stop (EV_P_ ev_timer *w) |
3328 | ev_timer_stop (EV_P_ ev_timer *w) EV_THROW |
2909 | { |
3329 | { |
2910 | clear_pending (EV_A_ (W)w); |
3330 | clear_pending (EV_A_ (W)w); |
2911 | if (expect_false (!ev_is_active (w))) |
3331 | if (expect_false (!ev_is_active (w))) |
2912 | return; |
3332 | return; |
2913 | |
3333 | |
… | |
… | |
2933 | |
3353 | |
2934 | EV_FREQUENT_CHECK; |
3354 | EV_FREQUENT_CHECK; |
2935 | } |
3355 | } |
2936 | |
3356 | |
2937 | void noinline |
3357 | void noinline |
2938 | ev_timer_again (EV_P_ ev_timer *w) |
3358 | ev_timer_again (EV_P_ ev_timer *w) EV_THROW |
2939 | { |
3359 | { |
2940 | EV_FREQUENT_CHECK; |
3360 | EV_FREQUENT_CHECK; |
|
|
3361 | |
|
|
3362 | clear_pending (EV_A_ (W)w); |
2941 | |
3363 | |
2942 | if (ev_is_active (w)) |
3364 | if (ev_is_active (w)) |
2943 | { |
3365 | { |
2944 | if (w->repeat) |
3366 | if (w->repeat) |
2945 | { |
3367 | { |
… | |
… | |
2958 | |
3380 | |
2959 | EV_FREQUENT_CHECK; |
3381 | EV_FREQUENT_CHECK; |
2960 | } |
3382 | } |
2961 | |
3383 | |
2962 | ev_tstamp |
3384 | ev_tstamp |
2963 | ev_timer_remaining (EV_P_ ev_timer *w) |
3385 | ev_timer_remaining (EV_P_ ev_timer *w) EV_THROW |
2964 | { |
3386 | { |
2965 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
3387 | return ev_at (w) - (ev_is_active (w) ? mn_now : 0.); |
2966 | } |
3388 | } |
2967 | |
3389 | |
2968 | #if EV_PERIODIC_ENABLE |
3390 | #if EV_PERIODIC_ENABLE |
2969 | void noinline |
3391 | void noinline |
2970 | ev_periodic_start (EV_P_ ev_periodic *w) |
3392 | ev_periodic_start (EV_P_ ev_periodic *w) EV_THROW |
2971 | { |
3393 | { |
2972 | if (expect_false (ev_is_active (w))) |
3394 | if (expect_false (ev_is_active (w))) |
2973 | return; |
3395 | return; |
2974 | |
3396 | |
2975 | if (w->reschedule_cb) |
3397 | if (w->reschedule_cb) |
… | |
… | |
2995 | |
3417 | |
2996 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
3418 | /*assert (("libev: internal periodic heap corruption", ANHE_w (periodics [ev_active (w)]) == (WT)w));*/ |
2997 | } |
3419 | } |
2998 | |
3420 | |
2999 | void noinline |
3421 | void noinline |
3000 | ev_periodic_stop (EV_P_ ev_periodic *w) |
3422 | ev_periodic_stop (EV_P_ ev_periodic *w) EV_THROW |
3001 | { |
3423 | { |
3002 | clear_pending (EV_A_ (W)w); |
3424 | clear_pending (EV_A_ (W)w); |
3003 | if (expect_false (!ev_is_active (w))) |
3425 | if (expect_false (!ev_is_active (w))) |
3004 | return; |
3426 | return; |
3005 | |
3427 | |
… | |
… | |
3023 | |
3445 | |
3024 | EV_FREQUENT_CHECK; |
3446 | EV_FREQUENT_CHECK; |
3025 | } |
3447 | } |
3026 | |
3448 | |
3027 | void noinline |
3449 | void noinline |
3028 | ev_periodic_again (EV_P_ ev_periodic *w) |
3450 | ev_periodic_again (EV_P_ ev_periodic *w) EV_THROW |
3029 | { |
3451 | { |
3030 | /* TODO: use adjustheap and recalculation */ |
3452 | /* TODO: use adjustheap and recalculation */ |
3031 | ev_periodic_stop (EV_A_ w); |
3453 | ev_periodic_stop (EV_A_ w); |
3032 | ev_periodic_start (EV_A_ w); |
3454 | ev_periodic_start (EV_A_ w); |
3033 | } |
3455 | } |
… | |
… | |
3038 | #endif |
3460 | #endif |
3039 | |
3461 | |
3040 | #if EV_SIGNAL_ENABLE |
3462 | #if EV_SIGNAL_ENABLE |
3041 | |
3463 | |
3042 | void noinline |
3464 | void noinline |
3043 | ev_signal_start (EV_P_ ev_signal *w) |
3465 | ev_signal_start (EV_P_ ev_signal *w) EV_THROW |
3044 | { |
3466 | { |
3045 | if (expect_false (ev_is_active (w))) |
3467 | if (expect_false (ev_is_active (w))) |
3046 | return; |
3468 | return; |
3047 | |
3469 | |
3048 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
3470 | assert (("libev: ev_signal_start called with illegal signal number", w->signum > 0 && w->signum < EV_NSIG)); |
… | |
… | |
3119 | |
3541 | |
3120 | EV_FREQUENT_CHECK; |
3542 | EV_FREQUENT_CHECK; |
3121 | } |
3543 | } |
3122 | |
3544 | |
3123 | void noinline |
3545 | void noinline |
3124 | ev_signal_stop (EV_P_ ev_signal *w) |
3546 | ev_signal_stop (EV_P_ ev_signal *w) EV_THROW |
3125 | { |
3547 | { |
3126 | clear_pending (EV_A_ (W)w); |
3548 | clear_pending (EV_A_ (W)w); |
3127 | if (expect_false (!ev_is_active (w))) |
3549 | if (expect_false (!ev_is_active (w))) |
3128 | return; |
3550 | return; |
3129 | |
3551 | |
… | |
… | |
3160 | #endif |
3582 | #endif |
3161 | |
3583 | |
3162 | #if EV_CHILD_ENABLE |
3584 | #if EV_CHILD_ENABLE |
3163 | |
3585 | |
3164 | void |
3586 | void |
3165 | ev_child_start (EV_P_ ev_child *w) |
3587 | ev_child_start (EV_P_ ev_child *w) EV_THROW |
3166 | { |
3588 | { |
3167 | #if EV_MULTIPLICITY |
3589 | #if EV_MULTIPLICITY |
3168 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
3590 | assert (("libev: child watchers are only supported in the default loop", loop == ev_default_loop_ptr)); |
3169 | #endif |
3591 | #endif |
3170 | if (expect_false (ev_is_active (w))) |
3592 | if (expect_false (ev_is_active (w))) |
… | |
… | |
3177 | |
3599 | |
3178 | EV_FREQUENT_CHECK; |
3600 | EV_FREQUENT_CHECK; |
3179 | } |
3601 | } |
3180 | |
3602 | |
3181 | void |
3603 | void |
3182 | ev_child_stop (EV_P_ ev_child *w) |
3604 | ev_child_stop (EV_P_ ev_child *w) EV_THROW |
3183 | { |
3605 | { |
3184 | clear_pending (EV_A_ (W)w); |
3606 | clear_pending (EV_A_ (W)w); |
3185 | if (expect_false (!ev_is_active (w))) |
3607 | if (expect_false (!ev_is_active (w))) |
3186 | return; |
3608 | return; |
3187 | |
3609 | |
… | |
… | |
3354 | } |
3776 | } |
3355 | |
3777 | |
3356 | inline_size int |
3778 | inline_size int |
3357 | infy_newfd (void) |
3779 | infy_newfd (void) |
3358 | { |
3780 | { |
3359 | #if defined (IN_CLOEXEC) && defined (IN_NONBLOCK) |
3781 | #if defined IN_CLOEXEC && defined IN_NONBLOCK |
3360 | int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); |
3782 | int fd = inotify_init1 (IN_CLOEXEC | IN_NONBLOCK); |
3361 | if (fd >= 0) |
3783 | if (fd >= 0) |
3362 | return fd; |
3784 | return fd; |
3363 | #endif |
3785 | #endif |
3364 | return inotify_init (); |
3786 | return inotify_init (); |
… | |
… | |
3439 | #else |
3861 | #else |
3440 | # define EV_LSTAT(p,b) lstat (p, b) |
3862 | # define EV_LSTAT(p,b) lstat (p, b) |
3441 | #endif |
3863 | #endif |
3442 | |
3864 | |
3443 | void |
3865 | void |
3444 | ev_stat_stat (EV_P_ ev_stat *w) |
3866 | ev_stat_stat (EV_P_ ev_stat *w) EV_THROW |
3445 | { |
3867 | { |
3446 | if (lstat (w->path, &w->attr) < 0) |
3868 | if (lstat (w->path, &w->attr) < 0) |
3447 | w->attr.st_nlink = 0; |
3869 | w->attr.st_nlink = 0; |
3448 | else if (!w->attr.st_nlink) |
3870 | else if (!w->attr.st_nlink) |
3449 | w->attr.st_nlink = 1; |
3871 | w->attr.st_nlink = 1; |
… | |
… | |
3488 | ev_feed_event (EV_A_ w, EV_STAT); |
3910 | ev_feed_event (EV_A_ w, EV_STAT); |
3489 | } |
3911 | } |
3490 | } |
3912 | } |
3491 | |
3913 | |
3492 | void |
3914 | void |
3493 | ev_stat_start (EV_P_ ev_stat *w) |
3915 | ev_stat_start (EV_P_ ev_stat *w) EV_THROW |
3494 | { |
3916 | { |
3495 | if (expect_false (ev_is_active (w))) |
3917 | if (expect_false (ev_is_active (w))) |
3496 | return; |
3918 | return; |
3497 | |
3919 | |
3498 | ev_stat_stat (EV_A_ w); |
3920 | ev_stat_stat (EV_A_ w); |
… | |
… | |
3519 | |
3941 | |
3520 | EV_FREQUENT_CHECK; |
3942 | EV_FREQUENT_CHECK; |
3521 | } |
3943 | } |
3522 | |
3944 | |
3523 | void |
3945 | void |
3524 | ev_stat_stop (EV_P_ ev_stat *w) |
3946 | ev_stat_stop (EV_P_ ev_stat *w) EV_THROW |
3525 | { |
3947 | { |
3526 | clear_pending (EV_A_ (W)w); |
3948 | clear_pending (EV_A_ (W)w); |
3527 | if (expect_false (!ev_is_active (w))) |
3949 | if (expect_false (!ev_is_active (w))) |
3528 | return; |
3950 | return; |
3529 | |
3951 | |
… | |
… | |
3545 | } |
3967 | } |
3546 | #endif |
3968 | #endif |
3547 | |
3969 | |
3548 | #if EV_IDLE_ENABLE |
3970 | #if EV_IDLE_ENABLE |
3549 | void |
3971 | void |
3550 | ev_idle_start (EV_P_ ev_idle *w) |
3972 | ev_idle_start (EV_P_ ev_idle *w) EV_THROW |
3551 | { |
3973 | { |
3552 | if (expect_false (ev_is_active (w))) |
3974 | if (expect_false (ev_is_active (w))) |
3553 | return; |
3975 | return; |
3554 | |
3976 | |
3555 | pri_adjust (EV_A_ (W)w); |
3977 | pri_adjust (EV_A_ (W)w); |
… | |
… | |
3568 | |
3990 | |
3569 | EV_FREQUENT_CHECK; |
3991 | EV_FREQUENT_CHECK; |
3570 | } |
3992 | } |
3571 | |
3993 | |
3572 | void |
3994 | void |
3573 | ev_idle_stop (EV_P_ ev_idle *w) |
3995 | ev_idle_stop (EV_P_ ev_idle *w) EV_THROW |
3574 | { |
3996 | { |
3575 | clear_pending (EV_A_ (W)w); |
3997 | clear_pending (EV_A_ (W)w); |
3576 | if (expect_false (!ev_is_active (w))) |
3998 | if (expect_false (!ev_is_active (w))) |
3577 | return; |
3999 | return; |
3578 | |
4000 | |
… | |
… | |
3592 | } |
4014 | } |
3593 | #endif |
4015 | #endif |
3594 | |
4016 | |
3595 | #if EV_PREPARE_ENABLE |
4017 | #if EV_PREPARE_ENABLE |
3596 | void |
4018 | void |
3597 | ev_prepare_start (EV_P_ ev_prepare *w) |
4019 | ev_prepare_start (EV_P_ ev_prepare *w) EV_THROW |
3598 | { |
4020 | { |
3599 | if (expect_false (ev_is_active (w))) |
4021 | if (expect_false (ev_is_active (w))) |
3600 | return; |
4022 | return; |
3601 | |
4023 | |
3602 | EV_FREQUENT_CHECK; |
4024 | EV_FREQUENT_CHECK; |
… | |
… | |
3607 | |
4029 | |
3608 | EV_FREQUENT_CHECK; |
4030 | EV_FREQUENT_CHECK; |
3609 | } |
4031 | } |
3610 | |
4032 | |
3611 | void |
4033 | void |
3612 | ev_prepare_stop (EV_P_ ev_prepare *w) |
4034 | ev_prepare_stop (EV_P_ ev_prepare *w) EV_THROW |
3613 | { |
4035 | { |
3614 | clear_pending (EV_A_ (W)w); |
4036 | clear_pending (EV_A_ (W)w); |
3615 | if (expect_false (!ev_is_active (w))) |
4037 | if (expect_false (!ev_is_active (w))) |
3616 | return; |
4038 | return; |
3617 | |
4039 | |
… | |
… | |
3630 | } |
4052 | } |
3631 | #endif |
4053 | #endif |
3632 | |
4054 | |
3633 | #if EV_CHECK_ENABLE |
4055 | #if EV_CHECK_ENABLE |
3634 | void |
4056 | void |
3635 | ev_check_start (EV_P_ ev_check *w) |
4057 | ev_check_start (EV_P_ ev_check *w) EV_THROW |
3636 | { |
4058 | { |
3637 | if (expect_false (ev_is_active (w))) |
4059 | if (expect_false (ev_is_active (w))) |
3638 | return; |
4060 | return; |
3639 | |
4061 | |
3640 | EV_FREQUENT_CHECK; |
4062 | EV_FREQUENT_CHECK; |
… | |
… | |
3645 | |
4067 | |
3646 | EV_FREQUENT_CHECK; |
4068 | EV_FREQUENT_CHECK; |
3647 | } |
4069 | } |
3648 | |
4070 | |
3649 | void |
4071 | void |
3650 | ev_check_stop (EV_P_ ev_check *w) |
4072 | ev_check_stop (EV_P_ ev_check *w) EV_THROW |
3651 | { |
4073 | { |
3652 | clear_pending (EV_A_ (W)w); |
4074 | clear_pending (EV_A_ (W)w); |
3653 | if (expect_false (!ev_is_active (w))) |
4075 | if (expect_false (!ev_is_active (w))) |
3654 | return; |
4076 | return; |
3655 | |
4077 | |
… | |
… | |
3668 | } |
4090 | } |
3669 | #endif |
4091 | #endif |
3670 | |
4092 | |
3671 | #if EV_EMBED_ENABLE |
4093 | #if EV_EMBED_ENABLE |
3672 | void noinline |
4094 | void noinline |
3673 | ev_embed_sweep (EV_P_ ev_embed *w) |
4095 | ev_embed_sweep (EV_P_ ev_embed *w) EV_THROW |
3674 | { |
4096 | { |
3675 | ev_run (w->other, EVRUN_NOWAIT); |
4097 | ev_run (w->other, EVRUN_NOWAIT); |
3676 | } |
4098 | } |
3677 | |
4099 | |
3678 | static void |
4100 | static void |
… | |
… | |
3726 | ev_idle_stop (EV_A_ idle); |
4148 | ev_idle_stop (EV_A_ idle); |
3727 | } |
4149 | } |
3728 | #endif |
4150 | #endif |
3729 | |
4151 | |
3730 | void |
4152 | void |
3731 | ev_embed_start (EV_P_ ev_embed *w) |
4153 | ev_embed_start (EV_P_ ev_embed *w) EV_THROW |
3732 | { |
4154 | { |
3733 | if (expect_false (ev_is_active (w))) |
4155 | if (expect_false (ev_is_active (w))) |
3734 | return; |
4156 | return; |
3735 | |
4157 | |
3736 | { |
4158 | { |
… | |
… | |
3757 | |
4179 | |
3758 | EV_FREQUENT_CHECK; |
4180 | EV_FREQUENT_CHECK; |
3759 | } |
4181 | } |
3760 | |
4182 | |
3761 | void |
4183 | void |
3762 | ev_embed_stop (EV_P_ ev_embed *w) |
4184 | ev_embed_stop (EV_P_ ev_embed *w) EV_THROW |
3763 | { |
4185 | { |
3764 | clear_pending (EV_A_ (W)w); |
4186 | clear_pending (EV_A_ (W)w); |
3765 | if (expect_false (!ev_is_active (w))) |
4187 | if (expect_false (!ev_is_active (w))) |
3766 | return; |
4188 | return; |
3767 | |
4189 | |
… | |
… | |
3777 | } |
4199 | } |
3778 | #endif |
4200 | #endif |
3779 | |
4201 | |
3780 | #if EV_FORK_ENABLE |
4202 | #if EV_FORK_ENABLE |
3781 | void |
4203 | void |
3782 | ev_fork_start (EV_P_ ev_fork *w) |
4204 | ev_fork_start (EV_P_ ev_fork *w) EV_THROW |
3783 | { |
4205 | { |
3784 | if (expect_false (ev_is_active (w))) |
4206 | if (expect_false (ev_is_active (w))) |
3785 | return; |
4207 | return; |
3786 | |
4208 | |
3787 | EV_FREQUENT_CHECK; |
4209 | EV_FREQUENT_CHECK; |
… | |
… | |
3792 | |
4214 | |
3793 | EV_FREQUENT_CHECK; |
4215 | EV_FREQUENT_CHECK; |
3794 | } |
4216 | } |
3795 | |
4217 | |
3796 | void |
4218 | void |
3797 | ev_fork_stop (EV_P_ ev_fork *w) |
4219 | ev_fork_stop (EV_P_ ev_fork *w) EV_THROW |
3798 | { |
4220 | { |
3799 | clear_pending (EV_A_ (W)w); |
4221 | clear_pending (EV_A_ (W)w); |
3800 | if (expect_false (!ev_is_active (w))) |
4222 | if (expect_false (!ev_is_active (w))) |
3801 | return; |
4223 | return; |
3802 | |
4224 | |
… | |
… | |
3815 | } |
4237 | } |
3816 | #endif |
4238 | #endif |
3817 | |
4239 | |
3818 | #if EV_CLEANUP_ENABLE |
4240 | #if EV_CLEANUP_ENABLE |
3819 | void |
4241 | void |
3820 | ev_cleanup_start (EV_P_ ev_cleanup *w) |
4242 | ev_cleanup_start (EV_P_ ev_cleanup *w) EV_THROW |
3821 | { |
4243 | { |
3822 | if (expect_false (ev_is_active (w))) |
4244 | if (expect_false (ev_is_active (w))) |
3823 | return; |
4245 | return; |
3824 | |
4246 | |
3825 | EV_FREQUENT_CHECK; |
4247 | EV_FREQUENT_CHECK; |
… | |
… | |
3832 | ev_unref (EV_A); |
4254 | ev_unref (EV_A); |
3833 | EV_FREQUENT_CHECK; |
4255 | EV_FREQUENT_CHECK; |
3834 | } |
4256 | } |
3835 | |
4257 | |
3836 | void |
4258 | void |
3837 | ev_cleanup_stop (EV_P_ ev_cleanup *w) |
4259 | ev_cleanup_stop (EV_P_ ev_cleanup *w) EV_THROW |
3838 | { |
4260 | { |
3839 | clear_pending (EV_A_ (W)w); |
4261 | clear_pending (EV_A_ (W)w); |
3840 | if (expect_false (!ev_is_active (w))) |
4262 | if (expect_false (!ev_is_active (w))) |
3841 | return; |
4263 | return; |
3842 | |
4264 | |
… | |
… | |
3856 | } |
4278 | } |
3857 | #endif |
4279 | #endif |
3858 | |
4280 | |
3859 | #if EV_ASYNC_ENABLE |
4281 | #if EV_ASYNC_ENABLE |
3860 | void |
4282 | void |
3861 | ev_async_start (EV_P_ ev_async *w) |
4283 | ev_async_start (EV_P_ ev_async *w) EV_THROW |
3862 | { |
4284 | { |
3863 | if (expect_false (ev_is_active (w))) |
4285 | if (expect_false (ev_is_active (w))) |
3864 | return; |
4286 | return; |
3865 | |
4287 | |
3866 | w->sent = 0; |
4288 | w->sent = 0; |
… | |
… | |
3875 | |
4297 | |
3876 | EV_FREQUENT_CHECK; |
4298 | EV_FREQUENT_CHECK; |
3877 | } |
4299 | } |
3878 | |
4300 | |
3879 | void |
4301 | void |
3880 | ev_async_stop (EV_P_ ev_async *w) |
4302 | ev_async_stop (EV_P_ ev_async *w) EV_THROW |
3881 | { |
4303 | { |
3882 | clear_pending (EV_A_ (W)w); |
4304 | clear_pending (EV_A_ (W)w); |
3883 | if (expect_false (!ev_is_active (w))) |
4305 | if (expect_false (!ev_is_active (w))) |
3884 | return; |
4306 | return; |
3885 | |
4307 | |
… | |
… | |
3896 | |
4318 | |
3897 | EV_FREQUENT_CHECK; |
4319 | EV_FREQUENT_CHECK; |
3898 | } |
4320 | } |
3899 | |
4321 | |
3900 | void |
4322 | void |
3901 | ev_async_send (EV_P_ ev_async *w) |
4323 | ev_async_send (EV_P_ ev_async *w) EV_THROW |
3902 | { |
4324 | { |
3903 | w->sent = 1; |
4325 | w->sent = 1; |
3904 | evpipe_write (EV_A_ &async_pending); |
4326 | evpipe_write (EV_A_ &async_pending); |
3905 | } |
4327 | } |
3906 | #endif |
4328 | #endif |
… | |
… | |
3943 | |
4365 | |
3944 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
4366 | once_cb (EV_A_ once, revents | ev_clear_pending (EV_A_ &once->io)); |
3945 | } |
4367 | } |
3946 | |
4368 | |
3947 | void |
4369 | void |
3948 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) |
4370 | ev_once (EV_P_ int fd, int events, ev_tstamp timeout, void (*cb)(int revents, void *arg), void *arg) EV_THROW |
3949 | { |
4371 | { |
3950 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
4372 | struct ev_once *once = (struct ev_once *)ev_malloc (sizeof (struct ev_once)); |
3951 | |
4373 | |
3952 | if (expect_false (!once)) |
4374 | if (expect_false (!once)) |
3953 | { |
4375 | { |
… | |
… | |
3975 | |
4397 | |
3976 | /*****************************************************************************/ |
4398 | /*****************************************************************************/ |
3977 | |
4399 | |
3978 | #if EV_WALK_ENABLE |
4400 | #if EV_WALK_ENABLE |
3979 | void ecb_cold |
4401 | void ecb_cold |
3980 | ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) |
4402 | ev_walk (EV_P_ int types, void (*cb)(EV_P_ int type, void *w)) EV_THROW |
3981 | { |
4403 | { |
3982 | int i, j; |
4404 | int i, j; |
3983 | ev_watcher_list *wl, *wn; |
4405 | ev_watcher_list *wl, *wn; |
3984 | |
4406 | |
3985 | if (types & (EV_IO | EV_EMBED)) |
4407 | if (types & (EV_IO | EV_EMBED)) |
… | |
… | |
4028 | cb (EV_A_ EV_PERIODIC, ANHE_w (periodics [i])); |
4450 | cb (EV_A_ EV_PERIODIC, ANHE_w (periodics [i])); |
4029 | #endif |
4451 | #endif |
4030 | |
4452 | |
4031 | #if EV_IDLE_ENABLE |
4453 | #if EV_IDLE_ENABLE |
4032 | if (types & EV_IDLE) |
4454 | if (types & EV_IDLE) |
4033 | for (j = NUMPRI; i--; ) |
4455 | for (j = NUMPRI; j--; ) |
4034 | for (i = idlecnt [j]; i--; ) |
4456 | for (i = idlecnt [j]; i--; ) |
4035 | cb (EV_A_ EV_IDLE, idles [j][i]); |
4457 | cb (EV_A_ EV_IDLE, idles [j][i]); |
4036 | #endif |
4458 | #endif |
4037 | |
4459 | |
4038 | #if EV_FORK_ENABLE |
4460 | #if EV_FORK_ENABLE |
… | |
… | |
4091 | |
4513 | |
4092 | #if EV_MULTIPLICITY |
4514 | #if EV_MULTIPLICITY |
4093 | #include "ev_wrap.h" |
4515 | #include "ev_wrap.h" |
4094 | #endif |
4516 | #endif |
4095 | |
4517 | |
4096 | EV_CPP(}) |
|
|
4097 | |
|
|