/* Copyright (C) 2002-2018 Free Software Foundation, Inc.

   This file is part of the GNU C Library.

   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.

   The GNU C Library is free software; you can redistribute it and/or

   modify it under the terms of the GNU Lesser General Public

   License as published by the Free Software Foundation; either

   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,

   but WITHOUT ANY WARRANTY; without even the implied warranty of

   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public

   License along with the GNU C Library; if not, see

   <http://www.gnu.org/licenses/>.  */

#include <stdlib.h>

#include "pthreadP.h"

void

__cleanup_fct_attribute

__pthread_register_cancel (__pthread_unwind_buf_t *buf)

{

  struct pthread_unwind_buf *ibuf = (struct pthread_unwind_buf *) buf;

  struct pthread *self = THREAD_SELF;

  /* Store old info.  */

  ibuf->priv.data.prev = THREAD_GETMEM (self, cleanup_jmp_buf);

  ibuf->priv.data.cleanup = THREAD_GETMEM (self, cleanup);

  /* Store the new cleanup handler info.  */

  THREAD_SETMEM (self, cleanup_jmp_buf, (struct pthread_unwind_buf *) buf);

}

hidden_def (__pthread_register_cancel)

void

__cleanup_fct_attribute

__pthread_unregister_cancel (__pthread_unwind_buf_t *buf)

{

  struct pthread_unwind_buf *ibuf = (struct pthread_unwind_buf *) buf;

  THREAD_SETMEM (THREAD_SELF, cleanup_jmp_buf, ibuf->priv.data.prev);

}

hidden_def (__pthread_unregister_cancel)