83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
/****************************************************************************
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* sched/environ/env_getenvironptr.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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#ifndef CONFIG_DISABLE_ENVIRON
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#include <sched.h>
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#include <stdlib.h>
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#include "sched/sched.h"
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#undef get_environ_ptr
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: get_environ_ptr
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*
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* Description:
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* Return a pointer to the thread specific environ variable.
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*
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* Input Parameters:
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* None
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*
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* Returned Value:
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* A pointer to the per-thread environ variable.
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*
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* Assumptions:
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*
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****************************************************************************/
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FAR char **get_environ_ptr(void)
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{
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#if 1
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/* Type of internal representation of environment is incompatible with
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* char ** return value.
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*/
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return NULL;
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#else
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/* Return a reference to the thread-private environ in the TCB. */
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FAR struct tcb_s *ptcb = this_task();
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if (ptcb->envp)
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{
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return &ptcb->envp->ev_env;
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}
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else
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{
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return NULL;
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}
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#endif
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}
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#endif /* CONFIG_DISABLE_ENVIRON */
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