1: /* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
    2:    This file is part of the GNU C Library.
    3:    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
    4: 
    5:    The GNU C Library is free software; you can redistribute it and/or
    6:    modify it under the terms of the GNU Lesser General Public
    7:    License as published by the Free Software Foundation; either
    8:    version 2.1 of the License, or (at your option) any later version.
    9: 
   10:    The GNU C Library is distributed in the hope that it will be useful,
   11:    but WITHOUT ANY WARRANTY; without even the implied warranty of
   12:    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   13:    Lesser General Public License for more details.
   14: 
   15:    You should have received a copy of the GNU Lesser General Public
   16:    License along with the GNU C Library; if not, write to the Free
   17:    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   18:    02111-1307 USA.  */
   19: 
   20: #include <stdlib.h>
   21: #include "pthreadP.h"
   22: 
   23: 
   24: void
   25: __cleanup_fct_attribute
   26: __pthread_register_cancel (__pthread_unwind_buf_t *buf)
   27: {
   28:   struct pthread_unwind_buf *ibuf = (struct pthread_unwind_buf *) buf;
   29:   struct pthread *self = THREAD_SELF;
   30: 
   31:   /* Store old info.  */
   32:   ibuf->priv.data.prev = THREAD_GETMEM (self, cleanup_jmp_buf);
   33:   ibuf->priv.data.cleanup = THREAD_GETMEM (self, cleanup);
   34: 
   35:   /* Store the new cleanup handler info.  */
   36:   THREAD_SETMEM (self, cleanup_jmp_buf, (struct pthread_unwind_buf *) buf);
   37: }
   38: hidden_def (__pthread_register_cancel)
   39: 
   40: 
   41: void
   42: __cleanup_fct_attribute
   43: __pthread_unregister_cancel (__pthread_unwind_buf_t *buf)
   44: {
   45:   struct pthread_unwind_buf *ibuf = (struct pthread_unwind_buf *) buf;
   46: 
   47:   THREAD_SETMEM (THREAD_SELF, cleanup_jmp_buf, ibuf->priv.data.prev);
   48: }
   49: hidden_def (__pthread_unregister_cancel)