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vendor/swoole/src/lock/Cond.c

@@ -0,0 +1,89 @@
+/*
+  +----------------------------------------------------------------------+
+  | Swoole                                                               |
+  +----------------------------------------------------------------------+
+  | This source file is subject to version 2.0 of the Apache license,    |
+  | that is bundled with this package in the file LICENSE, and is        |
+  | available through the world-wide-web at the following url:           |
+  | http://www.apache.org/licenses/LICENSE-2.0.html                      |
+  | If you did not receive a copy of the Apache2.0 license and are unable|
+  | to obtain it through the world-wide-web, please send a note to       |
+  | license@swoole.com so we can mail you a copy immediately.            |
+  +----------------------------------------------------------------------+
+  | Author: Tianfeng Han  <mikan.tenny@gmail.com>                        |
+  +----------------------------------------------------------------------+
+*/
+
+#include "swoole.h"
+
+static int swCond_notify(swCond *cond);
+static int swCond_broadcast(swCond *cond);
+static int swCond_timewait(swCond *cond, long sec, long nsec);
+static int swCond_wait(swCond *cond);
+static int swCond_lock(swCond *cond);
+static int swCond_unlock(swCond *cond);
+static void swCond_free(swCond *cond);
+
+int swCond_create(swCond *cond)
+{
+    if (pthread_cond_init(&cond->_cond, NULL) < 0)
+    {
+        swWarn("pthread_cond_init fail. Error: %s [%d]", strerror(errno), errno);
+        return SW_ERR;
+    }
+    if (swMutex_create(&cond->_lock, 0) < 0)
+    {
+        return SW_ERR;
+    }
+
+    cond->notify = swCond_notify;
+    cond->broadcast = swCond_broadcast;
+    cond->timewait = swCond_timewait;
+    cond->wait = swCond_wait;
+    cond->lock = swCond_lock;
+    cond->unlock = swCond_unlock;
+    cond->free = swCond_free;
+
+    return SW_OK;
+}
+
+static int swCond_notify(swCond *cond)
+{
+    return pthread_cond_signal(&cond->_cond);
+}
+
+static int swCond_broadcast(swCond *cond)
+{
+    return pthread_cond_broadcast(&cond->_cond);
+}
+
+static int swCond_timewait(swCond *cond, long sec, long nsec)
+{
+    struct timespec timeo;
+
+    timeo.tv_sec = sec;
+    timeo.tv_nsec = nsec;
+
+    return pthread_cond_timedwait(&cond->_cond, &cond->_lock.object.mutex._lock, &timeo);
+}
+
+static int swCond_wait(swCond *cond)
+{
+    return pthread_cond_wait(&cond->_cond, &cond->_lock.object.mutex._lock);
+}
+
+static int swCond_lock(swCond *cond)
+{
+    return cond->_lock.lock(&cond->_lock);
+}
+
+static int swCond_unlock(swCond *cond)
+{
+    return cond->_lock.unlock(&cond->_lock);
+}
+
+static void swCond_free(swCond *cond)
+{
+    pthread_cond_destroy(&cond->_cond);
+    cond->_lock.free(&cond->_lock);
+}