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/**
* @file
*
* @brief Thread-Specific Data Key Create
* @ingroup POSIXAPI
*/
/*
* COPYRIGHT (c) 1989-2010.
* On-Line Applications Research Corporation (OAR).
* Copyright (c) 2016 embedded brains GmbH.
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#if HAVE_CONFIG_H
#include "config.h"
#endif
#include <rtems/posix/keyimpl.h>
#include <errno.h>
/**
* 17.1.1 Thread-Specific Data Key Create, P1003.1c/Draft 10, p. 163
*/
int pthread_key_create(
pthread_key_t *key,
void (*destructor)( void * )
)
{
POSIX_Keys_Control *the_key;
the_key = _POSIX_Keys_Allocate();
if ( !the_key ) {
_Objects_Allocator_unlock();
return EAGAIN;
}
the_key->destructor = destructor;
_Chain_Initialize_empty( &the_key->Key_value_pairs );
_Objects_Open_u32( &_POSIX_Keys_Information, &the_key->Object, 0 );
*key = the_key->Object.id;
_Objects_Allocator_unlock();
return 0;
}
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