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/* Copyright 2000-2005 The Apache Software Foundation or its licensors, as
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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#include "apr_arch_threadproc.h"
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#include "apr_portable.h"
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APR_DECLARE(apr_status_t) apr_threadattr_create(apr_threadattr_t **new, apr_pool_t *pool)
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(*new) = (apr_threadattr_t *)apr_palloc(pool,
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sizeof(apr_threadattr_t));
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(*new)->attr = (int32)B_NORMAL_PRIORITY;
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APR_DECLARE(apr_status_t) apr_threadattr_detach_set(apr_threadattr_t *attr, apr_int32_t on)
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APR_DECLARE(apr_status_t) apr_threadattr_detach_get(apr_threadattr_t *attr)
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if (attr->detached == 1){
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APR_DECLARE(apr_status_t) apr_threadattr_stacksize_set(apr_threadattr_t *attr,
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APR_DECLARE(apr_status_t) apr_threadattr_guardsize_set(apr_threadattr_t *attr,
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static void *dummy_worker(void *opaque)
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apr_thread_t *thd = (apr_thread_t*)opaque;
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return thd->func(thd, thd->data);
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APR_DECLARE(apr_status_t) apr_thread_create(apr_thread_t **new, apr_threadattr_t *attr,
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apr_thread_start_t func, void *data,
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(*new) = (apr_thread_t *)apr_palloc(pool, sizeof(apr_thread_t));
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/* First we create the new thread...*/
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temp = B_NORMAL_PRIORITY;
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stat = apr_pool_create(&(*new)->pool, pool);
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if (stat != APR_SUCCESS) {
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(*new)->td = spawn_thread((thread_func)dummy_worker,
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/* Now we try to run it...*/
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if (resume_thread((*new)->td) == B_NO_ERROR) {
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APR_DECLARE(apr_os_thread_t) apr_os_thread_current(void)
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return find_thread(NULL);
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int apr_os_thread_equal(apr_os_thread_t tid1, apr_os_thread_t tid2)
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APR_DECLARE(apr_status_t) apr_thread_exit(apr_thread_t *thd, apr_status_t retval)
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apr_pool_destroy(thd->pool);
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thd->exitval = retval;
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exit_thread ((status_t)(retval));
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/* This will never be reached... */
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APR_DECLARE(apr_status_t) apr_thread_join(apr_status_t *retval, apr_thread_t *thd)
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status_t rv = 0, ret;
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ret = wait_for_thread(thd->td, &rv);
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if (ret == B_NO_ERROR) {
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/* if we've missed the thread's death, did we set an exit value prior
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* to it's demise? If we did return that.
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if (thd->exitval != -1) {
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*retval = thd->exitval;
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APR_DECLARE(apr_status_t) apr_thread_detach(apr_thread_t *thd)
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if (suspend_thread(thd->td) == B_NO_ERROR){
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void apr_thread_yield()
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APR_DECLARE(apr_status_t) apr_thread_data_get(void **data, const char *key, apr_thread_t *thread)
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return apr_pool_userdata_get(data, key, thread->pool);
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APR_DECLARE(apr_status_t) apr_thread_data_set(void *data, const char *key,
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apr_status_t (*cleanup) (void *),
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apr_thread_t *thread)
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return apr_pool_userdata_set(data, key, cleanup, thread->pool);
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APR_DECLARE(apr_status_t) apr_os_thread_get(apr_os_thread_t **thethd, apr_thread_t *thd)
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APR_DECLARE(apr_status_t) apr_os_thread_put(apr_thread_t **thd, apr_os_thread_t *thethd,
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if ((*thd) == NULL) {
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(*thd) = (apr_thread_t *)apr_pcalloc(pool, sizeof(apr_thread_t));
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(*thd)->td = *thethd;
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static apr_status_t thread_once_cleanup(void *vcontrol)
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apr_thread_once_t *control = (apr_thread_once_t *)vcontrol;
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release_sem(control->sem);
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delete_sem(control->sem);
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APR_DECLARE(apr_status_t) apr_thread_once_init(apr_thread_once_t **control,
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*control = (apr_thread_once_t *)apr_pcalloc(p, sizeof(apr_thread_once_t));
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(*control)->hit = 0; /* we haven't done it yet... */
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rc = ((*control)->sem = create_sem(1, "thread_once"));
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apr_pool_cleanup_register(p, control, thread_once_cleanup, apr_pool_cleanup_null);
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APR_DECLARE(apr_status_t) apr_thread_once(apr_thread_once_t *control,
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if (acquire_sem(control->sem) == B_OK) {
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APR_POOL_IMPLEMENT_ACCESSOR(thread)