diff options
Diffstat (limited to '3rdparty/libuv/src/unix/pthread-fixes.c')
-rw-r--r-- | 3rdparty/libuv/src/unix/pthread-fixes.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/3rdparty/libuv/src/unix/pthread-fixes.c b/3rdparty/libuv/src/unix/pthread-fixes.c deleted file mode 100644 index 3a71eb5aae7..00000000000 --- a/3rdparty/libuv/src/unix/pthread-fixes.c +++ /dev/null @@ -1,104 +0,0 @@ -/* Copyright (c) 2013, Sony Mobile Communications AB - * Copyright (c) 2012, Google Inc. - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are - met: - - * Redistributions of source code must retain the above copyright - notice, this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the following disclaimer - in the documentation and/or other materials provided with the - distribution. - * Neither the name of Google Inc. nor the names of its - contributors may be used to endorse or promote products derived from - this software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -/* Android versions < 4.1 have a broken pthread_sigmask. - * Note that this block of code must come before any inclusion of - * pthread-fixes.h so that the real pthread_sigmask can be referenced. - * */ -#include <errno.h> -#include <pthread.h> -#include <signal.h> - -int uv__pthread_sigmask(int how, const sigset_t* set, sigset_t* oset) { - static int workaround; - - if (workaround) { - return sigprocmask(how, set, oset); - } else if (pthread_sigmask(how, set, oset)) { - if (errno == EINVAL && sigprocmask(how, set, oset) == 0) { - workaround = 1; - return 0; - } else { - return -1; - } - } else { - return 0; - } -} - -/*Android doesn't provide pthread_barrier_t for now.*/ -#ifndef PTHREAD_BARRIER_SERIAL_THREAD - -#include "pthread-fixes.h" - -int pthread_barrier_init(pthread_barrier_t* barrier, - const void* barrier_attr, - unsigned count) { - barrier->count = count; - pthread_mutex_init(&barrier->mutex, NULL); - pthread_cond_init(&barrier->cond, NULL); - return 0; -} - -int pthread_barrier_wait(pthread_barrier_t* barrier) { - /* Lock the mutex*/ - pthread_mutex_lock(&barrier->mutex); - /* Decrement the count. If this is the first thread to reach 0, wake up - waiters, unlock the mutex, then return PTHREAD_BARRIER_SERIAL_THREAD.*/ - if (--barrier->count == 0) { - /* First thread to reach the barrier */ - pthread_cond_broadcast(&barrier->cond); - pthread_mutex_unlock(&barrier->mutex); - return PTHREAD_BARRIER_SERIAL_THREAD; - } - /* Otherwise, wait for other threads until the count reaches 0, then - return 0 to indicate this is not the first thread.*/ - do { - pthread_cond_wait(&barrier->cond, &barrier->mutex); - } while (barrier->count > 0); - - pthread_mutex_unlock(&barrier->mutex); - return 0; -} - -int pthread_barrier_destroy(pthread_barrier_t *barrier) { - barrier->count = 0; - pthread_cond_destroy(&barrier->cond); - pthread_mutex_destroy(&barrier->mutex); - return 0; -} - -#endif /* defined(PTHREAD_BARRIER_SERIAL_THREAD) */ - -int pthread_yield(void) { - sched_yield(); - return 0; -} |