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threadx/utility/rtos_compatibility_layers/posix/px_pth_attr_getdetachstate.c
Bo Chen (from Dev Box) 8276bcf711 Update copyright.
2024-01-29 13:51:15 +08:00

93 lines
5.2 KiB
C

/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** 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_attr_getdetachstate PORTABLE C */
/* 6.1.7 */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function returns the detach state attribute from a pthread */
/* attributes object specified.The detach state of a thread indicates */
/* whether the system is allowed to free thread resources when the */
/* thread terminates. */
/* The detach state specifies one of: */
/* PTHREAD_CREATE_DETACHED or PTHREAD_CREATE_JOINABLE. */
/* The default detach state (DEFAULT_DETACHSTATE) is: */
/* PTHREAD_CREATE_JOINABLE. */
/* */
/* INPUT */
/* */
/* attr Address of the thread attributes */
/* detachstate Address of variable to contain the */
/* returned detach state */
/* */
/* */
/* OUTPUT */
/* */
/* 0 if successful */
/* Value in case of any error */
/* */
/* CALLS */
/* */
/* None */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* 06-02-2021 William E. Lamie Initial Version 6.1.7 */
/* */
/**************************************************************************/
INT pthread_attr_getdetachstate( pthread_attr_t *attr,INT *detachstate)
{
/* First check the attribute object is already destroyed? */
if (attr->inuse == TX_FALSE)
{
posix_errno = EINVAL;
posix_set_pthread_errno(EINVAL);
return(EINVAL);
}
else
{
*detachstate = attr->detach_state ;
return(OK);
}
}