nuttx/sched/group/group_setuptaskfiles.c
chao an 87d6084f31 sched: fix the minor style issue
and remove the unused return value

Signed-off-by: chao an <anchao@xiaomi.com>
2023-10-25 15:46:45 +08:00

84 lines
2.6 KiB
C

/****************************************************************************
* sched/group/group_setuptaskfiles.c
*
* 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sched.h>
#include <assert.h>
#include <nuttx/fs/fs.h>
#include <nuttx/trace.h>
#include "sched/sched.h"
#include "group/group.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: group_setuptaskfiles
*
* Description:
* Configure a newly allocated TCB so that it will inherit
* file descriptors and streams from the parent task.
*
* Input Parameters:
* tcb - tcb of the new task.
*
* Returned Value:
* Zero (OK) is returned on success; A negated errno value is returned on
* failure.
*
* Assumptions:
*
****************************************************************************/
int group_setuptaskfiles(FAR struct task_tcb_s *tcb)
{
FAR struct task_group_s *group = tcb->cmn.group;
int ret = OK;
#ifndef CONFIG_FDCLONE_DISABLE
FAR struct tcb_s *rtcb = this_task();
#endif
sched_trace_begin();
DEBUGASSERT(group);
#ifndef CONFIG_DISABLE_PTHREAD
DEBUGASSERT((tcb->cmn.flags & TCB_FLAG_TTYPE_MASK) !=
TCB_FLAG_TTYPE_PTHREAD);
#endif
#ifndef CONFIG_FDCLONE_DISABLE
DEBUGASSERT(rtcb->group);
/* Duplicate the parent task's file descriptors */
ret = files_duplist(&rtcb->group->tg_filelist, &group->tg_filelist);
#endif
sched_trace_end();
return ret;
}