b5d4a01821
Gregory Nutt has submitted the SGA and we can migrate the licenses to Apache. Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
92 lines
2.9 KiB
C
92 lines
2.9 KiB
C
/****************************************************************************
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* libs/libc/pthread/pthread_attr_init.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <pthread.h>
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#include <string.h>
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#include <debug.h>
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#include <errno.h>
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#include <nuttx/pthread.h>
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/****************************************************************************
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* Public Data
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****************************************************************************/
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/* Default pthread attributes (see include/nuttx/pthread.h). When configured
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* to build separate kernel- and user-address spaces, this global is
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* duplicated in each address spaced. This copy can only be shared within
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* the user address space.
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*/
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#if !defined(CONFIG_BUILD_FLAT) && !defined(__KERNEL__)
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const pthread_attr_t g_default_pthread_attr = PTHREAD_ATTR_INITIALIZER;
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#endif
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: pthread_attr_init
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*
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* Description:
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* Initializes a thread attributes object (attr) with
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* default values for all of the individual attributes
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* used by a given implementation.
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*
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* Input Parameters:
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* attr
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*
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* Returned Value:
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* 0 on success, otherwise an error number
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*
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* Assumptions:
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*
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****************************************************************************/
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int pthread_attr_init(FAR pthread_attr_t *attr)
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{
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int ret = OK;
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linfo("attr=0x%p\n", attr);
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if (!attr)
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{
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ret = ENOMEM;
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}
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else
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{
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/* Set the child thread priority to be the default
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* priority. Set the child stack size to some arbitrary
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* default value.
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*/
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memcpy(attr, &g_default_pthread_attr, sizeof(pthread_attr_t));
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}
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linfo("Returning %d\n", ret);
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return ret;
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}
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