nuttx/sched/pthread/pthread_exit.c
Alin Jerpelea eb9030c891 sched: migrate to SPDX identifier
Most tools used for compliance and SBOM generation use SPDX identifiers
This change brings us a step closer to an easy SBOM generation.

Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
2024-09-12 01:10:14 +08:00

110 lines
3.2 KiB
C

/****************************************************************************
* sched/pthread/pthread_exit.c
*
* SPDX-License-Identifier: Apache-2.0
*
* 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 <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <signal.h>
#include <pthread.h>
#include <assert.h>
#include <errno.h>
#include <debug.h>
#include <nuttx/arch.h>
#include <nuttx/signal.h>
#include "sched/sched.h"
#include "task/task.h"
#include "pthread/pthread.h"
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: pthread_exit
*
* Description:
* Terminate execution of a thread started with pthread_create.
*
* Input Parameters:
* exit_value
*
* Returned Value:
* None
*
* Assumptions:
*
****************************************************************************/
void nx_pthread_exit(FAR void *exit_value)
{
FAR struct tcb_s *tcb = this_task();
sigset_t set;
int status;
sinfo("exit_value=%p\n", exit_value);
DEBUGASSERT(tcb != NULL);
/* Block any signal actions that would awaken us while were
* are performing the JOIN handshake.
*/
sigfillset(&set);
nxsig_procmask(SIG_SETMASK, &set, NULL);
/* Complete pending join operations */
status = pthread_completejoin(nxsched_gettid(), exit_value);
if (status != OK)
{
/* Assume that the join completion failured because this
* not really a pthread. Exit by calling exit().
*/
_exit(EXIT_FAILURE);
}
/* Perform common task termination logic. This will get called again later
* through logic kicked off by up_exit().
*
* REVISIT: Tt should not be necessary to call this here, but releasing the
* task group (especially the group file list) requires that it is done
* here.
*
* The reason? up_exit removes the current process from the ready-to-run
* list and trying to execute code that depends on this_task() crashes at
* once, or does something very naughty.
*/
nxtask_exithook(tcb, status);
up_exit(EXIT_SUCCESS);
}