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Release 6.1.7

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This commit is contained in:
Bo Chen
2021-06-02 06:45:05 +00:00
parent d759e6bb9e
commit f5056f4923
1269 changed files with 57325 additions and 55178 deletions
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101
utility/rtos_compatibility_layers/posix/px_cond_destroy.c Normal file
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/**************************************************************************/
/* */
/* 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_cond_destroy PORTABLE C */
/* 6.x */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* The pthread_cond_destroy function shall destroy the given condition */
/* variable specified by cond; the object becomes, in effect, */
/* uninitialized. */
/* A destroyed condition variable object can be reinitialized using */
/* pthread_cond_init;referencing the object after it has been destroyed*/
/* returns error. */
/* */
/* INPUT */
/* */
/* cond condition variable object */
/* */
/* OUTPUT */
/* */
/* OK If successful */
/* EINVAL If error */
/* */
/* CALLS */
/* */
/* tx_semaphore_delete Deletes a semaphore internal to */
/* to the cond variable */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* xx-xx-xxxx William E. Lamie Initial Version 6.x */
/* */
/**************************************************************************/
INT pthread_cond_destroy(pthread_cond_t *cond)
{
TX_SEMAPHORE *semaphore_ptr;
UINT status;
if (cond->in_use == TX_FALSE)
{
posix_errno = EINVAL;
posix_set_pthread_errno(EINVAL);
return(EINVAL);
}
else
{
cond->in_use = TX_FALSE;
/* Get the condition variable's internal semaphore. */
/* Simply convert the Condition variable control block into a semaphore a cast */
semaphore_ptr = (&( cond->cond_semaphore ));
status = tx_semaphore_delete(semaphore_ptr);
if (status != TX_SUCCESS)
{
posix_errno = EINVAL;
posix_set_pthread_errno(EINVAL);
return(EINVAL);
}
return(OK);
}
}