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mirror of https://github.com/azure-rtos/threadx synced 2025-02-06 08:08:27 +08:00
2021-07-28 07:24:02 +00:00

95 lines
5.3 KiB
C

/**************************************************************************/
/* */
/* Copyright (c) Microsoft Corporation. All rights reserved. */
/* */
/* This software is licensed under the Microsoft Software License */
/* Terms for Microsoft Azure RTOS. Full text of the license can be */
/* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
/* and in the root directory of this software. */
/* */
/**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** POSIX wrapper for THREADX */
/** */
/** */
/** */
/**************************************************************************/
/**************************************************************************/
/* Include necessary system files. */
#include "tx_api.h" /* Threadx API */
#include "pthread.h" /* Posix API */
#include "px_int.h" /* Posix helper functions */
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* pthread_self PORTABLE C */
/* 6.1.7 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* */
/* This function returns thread ID of the calling pthread . */
/* */
/* */
/* */
/* */
/* INPUT */
/* */
/* Nothing */
/* */
/* OUTPUT */
/* */
/* thread_ID pthread handle of the calling thread */
/* */
/* CALLS */
/* */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 06-02-2021 William E. Lamie Initial Version 6.1.7 */
/* */
/**************************************************************************/
pthread_t pthread_self(VOID)
{
TX_THREAD *thread_ptr;
pthread_t thread_ID;
/* Get the thread identifier of the currently running thread */
thread_ptr = tx_thread_identify();
/* Convert thread identifier to posix thread ID */
thread_ID = posix_thread2tid(thread_ptr);
/* Determine if this thread is actually the signal thread helper. */
if (((POSIX_TCB *) thread_ptr) -> signals.signal_handler)
{
/* Yes, override the thread_ID with the non-signal thread ID. */
thread_ID = (pthread_t) ((POSIX_TCB *) thread_ptr) -> signals.base_thread_ptr;
}
/* All done. */
return(thread_ID);
}