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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
#include <qpid/dispatch/threading.h>
#include <qpid/dispatch/ctools.h>
#include <stdio.h>
#include <pthread.h>
struct sys_mutex_t {
pthread_mutex_t mutex;
int acquired;
};
sys_mutex_t *sys_mutex(void)
{
sys_mutex_t *mutex = NEW(sys_mutex_t);
pthread_mutex_init(&(mutex->mutex), 0);
mutex->acquired = 0;
return mutex;
}
void sys_mutex_free(sys_mutex_t *mutex)
{
assert(!mutex->acquired);
pthread_mutex_destroy(&(mutex->mutex));
free(mutex);
}
void sys_mutex_lock(sys_mutex_t *mutex)
{
pthread_mutex_lock(&(mutex->mutex));
assert(!mutex->acquired);
mutex->acquired++;
}
void sys_mutex_unlock(sys_mutex_t *mutex)
{
mutex->acquired--;
assert(!mutex->acquired);
pthread_mutex_unlock(&(mutex->mutex));
}
struct sys_cond_t {
pthread_cond_t cond;
};
sys_cond_t *sys_cond(void)
{
sys_cond_t *cond = NEW(sys_cond_t);
pthread_cond_init(&(cond->cond), 0);
return cond;
}
void sys_cond_free(sys_cond_t *cond)
{
pthread_cond_destroy(&(cond->cond));
free(cond);
}
void sys_cond_wait(sys_cond_t *cond, sys_mutex_t *held_mutex)
{
assert(held_mutex->acquired);
held_mutex->acquired--;
pthread_cond_wait(&(cond->cond), &(held_mutex->mutex));
held_mutex->acquired++;
}
void sys_cond_signal(sys_cond_t *cond)
{
pthread_cond_signal(&(cond->cond));
}
void sys_cond_signal_all(sys_cond_t *cond)
{
pthread_cond_broadcast(&(cond->cond));
}
struct sys_thread_t {
pthread_t thread;
};
sys_thread_t *sys_thread(void *(*run_function) (void *), void *arg)
{
sys_thread_t *thread = NEW(sys_thread_t);
pthread_create(&(thread->thread), 0, run_function, arg);
return thread;
}
void sys_thread_free(sys_thread_t *thread)
{
free(thread);
}
void sys_thread_join(sys_thread_t *thread)
{
pthread_join(thread->thread, 0);
}
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