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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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92
utility/rtos_compatibility_layers/posix/px_mx_attr_initi.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_mutexattr_init PORTABLE C */
/* 6.x */
/* AUTHOR */
/* */
/* William E. Lamie, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function initializes a pthread mutex attributes object to */
/* default values, if the object is already created this call will */
/* return an error. */
/* */
/* INPUT */
/* */
/* attr Pointer to a mutex attributes */
/* */
/* OUTPUT */
/* */
/* 0 If successful */
/* Value In case of any error */
/* */
/* CALLS */
/* */
/* posix_allocate_pthread_mutexattr Get a new mutexattr object */
/* set_default_mutexattr Set mutexattr with default values */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* */
/* xx-xx-xxxx William E. Lamie Initial Version 6.x */
/* */
/**************************************************************************/
INT pthread_mutexattr_init(pthread_mutexattr_t *attr)
{
TX_INTERRUPT_SAVE_AREA
/* Disable interrupts. */
TX_DISABLE
/* Check this attributes object exists ? */
if (attr->in_use == TX_TRUE)
{
posix_errno = EINVAL;
posix_set_pthread_errno(EINVAL);
TX_RESTORE
return (EINVAL);
}
attr->in_use = TX_TRUE;
set_default_mutexattr(attr);
TX_RESTORE
return(OK);
}