diff options
Diffstat (limited to 'threadproc/beos/thread.c')
| -rw-r--r-- | threadproc/beos/thread.c | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/threadproc/beos/thread.c b/threadproc/beos/thread.c new file mode 100644 index 0000000..8d83839 --- /dev/null +++ b/threadproc/beos/thread.c @@ -0,0 +1,237 @@ +/* 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 "apr_arch_threadproc.h" +#include "apr_portable.h" + +APR_DECLARE(apr_status_t) apr_threadattr_create(apr_threadattr_t **new, apr_pool_t *pool) +{ + (*new) = (apr_threadattr_t *)apr_palloc(pool, + sizeof(apr_threadattr_t)); + + if ((*new) == NULL) { + return APR_ENOMEM; + } + + (*new)->pool = pool; + (*new)->attr = (int32)B_NORMAL_PRIORITY; + + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_threadattr_detach_set(apr_threadattr_t *attr, apr_int32_t on) +{ + if (on == 1){ + attr->detached = 1; + } else { + attr->detached = 0; + } + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_threadattr_detach_get(apr_threadattr_t *attr) +{ + if (attr->detached == 1){ + return APR_DETACH; + } + return APR_NOTDETACH; +} + +APR_DECLARE(apr_status_t) apr_threadattr_stacksize_set(apr_threadattr_t *attr, + apr_size_t stacksize) +{ + return APR_ENOTIMPL; +} + +APR_DECLARE(apr_status_t) apr_threadattr_guardsize_set(apr_threadattr_t *attr, + apr_size_t size) +{ + return APR_ENOTIMPL; +} + +static void *dummy_worker(void *opaque) +{ + apr_thread_t *thd = (apr_thread_t*)opaque; + return thd->func(thd, thd->data); +} + +APR_DECLARE(apr_status_t) apr_thread_create(apr_thread_t **new, apr_threadattr_t *attr, + apr_thread_start_t func, void *data, + apr_pool_t *pool) +{ + int32 temp; + apr_status_t stat; + + (*new) = (apr_thread_t *)apr_palloc(pool, sizeof(apr_thread_t)); + if ((*new) == NULL) { + return APR_ENOMEM; + } + + (*new)->data = data; + (*new)->func = func; + (*new)->exitval = -1; + + /* First we create the new thread...*/ + if (attr) + temp = attr->attr; + else + temp = B_NORMAL_PRIORITY; + + stat = apr_pool_create(&(*new)->pool, pool); + if (stat != APR_SUCCESS) { + return stat; + } + + (*new)->td = spawn_thread((thread_func)dummy_worker, + "apr thread", + temp, + (*new)); + + /* Now we try to run it...*/ + if (resume_thread((*new)->td) == B_NO_ERROR) { + return APR_SUCCESS; + } + else { + return errno; + } +} + +APR_DECLARE(apr_os_thread_t) apr_os_thread_current(void) +{ + return find_thread(NULL); +} + +int apr_os_thread_equal(apr_os_thread_t tid1, apr_os_thread_t tid2) +{ + return tid1 == tid2; +} + +APR_DECLARE(apr_status_t) apr_thread_exit(apr_thread_t *thd, apr_status_t retval) +{ + apr_pool_destroy(thd->pool); + thd->exitval = retval; + exit_thread ((status_t)(retval)); + /* This will never be reached... */ + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_join(apr_status_t *retval, apr_thread_t *thd) +{ + status_t rv = 0, ret; + ret = wait_for_thread(thd->td, &rv); + if (ret == B_NO_ERROR) { + *retval = rv; + return APR_SUCCESS; + } + else { + /* if we've missed the thread's death, did we set an exit value prior + * to it's demise? If we did return that. + */ + if (thd->exitval != -1) { + *retval = thd->exitval; + return APR_SUCCESS; + } else + return ret; + } +} + +APR_DECLARE(apr_status_t) apr_thread_detach(apr_thread_t *thd) +{ + if (suspend_thread(thd->td) == B_NO_ERROR){ + return APR_SUCCESS; + } + else { + return errno; + } +} + +void apr_thread_yield() +{ +} + +APR_DECLARE(apr_status_t) apr_thread_data_get(void **data, const char *key, apr_thread_t *thread) +{ + return apr_pool_userdata_get(data, key, thread->pool); +} + +APR_DECLARE(apr_status_t) apr_thread_data_set(void *data, const char *key, + apr_status_t (*cleanup) (void *), + apr_thread_t *thread) +{ + return apr_pool_userdata_set(data, key, cleanup, thread->pool); +} + +APR_DECLARE(apr_status_t) apr_os_thread_get(apr_os_thread_t **thethd, apr_thread_t *thd) +{ + *thethd = &thd->td; + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_os_thread_put(apr_thread_t **thd, apr_os_thread_t *thethd, + apr_pool_t *pool) +{ + if (pool == NULL) { + return APR_ENOPOOL; + } + if ((*thd) == NULL) { + (*thd) = (apr_thread_t *)apr_pcalloc(pool, sizeof(apr_thread_t)); + (*thd)->pool = pool; + } + (*thd)->td = *thethd; + return APR_SUCCESS; +} + +static apr_status_t thread_once_cleanup(void *vcontrol) +{ + apr_thread_once_t *control = (apr_thread_once_t *)vcontrol; + + if (control->sem) { + release_sem(control->sem); + delete_sem(control->sem); + } + + return APR_SUCCESS; +} + +APR_DECLARE(apr_status_t) apr_thread_once_init(apr_thread_once_t **control, + apr_pool_t *p) +{ + int rc; + *control = (apr_thread_once_t *)apr_pcalloc(p, sizeof(apr_thread_once_t)); + (*control)->hit = 0; /* we haven't done it yet... */ + rc = ((*control)->sem = create_sem(1, "thread_once")); + if (rc < 0) + return rc; + + apr_pool_cleanup_register(p, control, thread_once_cleanup, apr_pool_cleanup_null); + return APR_SUCCESS; +} + + + +APR_DECLARE(apr_status_t) apr_thread_once(apr_thread_once_t *control, + void (*func)(void)) +{ + if (!control->hit) { + if (acquire_sem(control->sem) == B_OK) { + control->hit = 1; + func(); + } + } + return APR_SUCCESS; +} + +APR_POOL_IMPLEMENT_ACCESSOR(thread) |