86 lines
2.5 KiB
C
86 lines
2.5 KiB
C
/****************************************************************************
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* libs/libc/misc/lib_umask.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 <sys/stat.h>
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#include <nuttx/tls.h>
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/****************************************************************************
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* Private Data
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****************************************************************************/
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#ifdef CONFIG_BUILD_KERNEL
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static mode_t g_umask;
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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: umask
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*
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* Description:
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* Set and get the file mode creation mask
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*
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* Input Parameters:
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* mask - The process' file mode creation mask
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*
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* Returned Value:
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* The previous value of the mask.
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*
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****************************************************************************/
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mode_t umask(mode_t mask)
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{
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mode_t prev;
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#ifndef CONFIG_BUILD_KERNEL
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FAR struct task_info_s *info;
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info = task_get_info();
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prev = info->ta_umask;
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info->ta_umask = mask;
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#else
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prev = g_umask;
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g_umask = mask;
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#endif
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return prev;
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}
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/****************************************************************************
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* Name: getumask
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****************************************************************************/
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mode_t getumask(void)
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{
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#ifndef CONFIG_BUILD_KERNEL
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FAR struct task_info_s *info;
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info = task_get_info();
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return info->ta_umask;
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#else
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return g_umask;
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#endif
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}
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