diff options
Diffstat (limited to 'libpthread/pthread/pt-dealloc.c')
| -rw-r--r-- | libpthread/pthread/pt-dealloc.c | 63 |
1 files changed, 0 insertions, 63 deletions
diff --git a/libpthread/pthread/pt-dealloc.c b/libpthread/pthread/pt-dealloc.c deleted file mode 100644 index 1fc7a7b3..00000000 --- a/libpthread/pthread/pt-dealloc.c +++ /dev/null @@ -1,63 +0,0 @@ -/* Deallocate a thread structure. - Copyright (C) 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Library General Public License as - published by the Free Software Foundation; either version 2 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 - Library General Public License for more details. - - You should have received a copy of the GNU Library General Public - License along with the GNU C Library; see the file COPYING.LIB. If not, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include <assert.h> -#include <pthread.h> -#include <stdlib.h> - -#include <pt-internal.h> - -#include <bits/atomic.h> - -/* List of thread structures corresponding to free thread IDs. */ -extern __atomicptr_t __pthread_free_threads; - -/* Deallocate the thread structure for PTHREAD and the resources - associated with it. */ -void -__pthread_dealloc (struct __pthread *pthread) -{ - assert (pthread->state != PTHREAD_TERMINATED); - - /* Withdraw this thread from the thread ID lookup table. */ - __pthread_setid (pthread->thread, NULL); - - /* Mark the thread as terminated. We broadcast the condition - here to prevent pthread_join from waiting for this thread to - exit where it was never really started. Such a call to - pthread_join is completely bogus, but unfortunately allowed - by the standards. */ - __pthread_mutex_lock (&pthread->state_lock); - pthread->state = PTHREAD_TERMINATED; - if (pthread->state != PTHREAD_EXITED) - pthread_cond_broadcast (&pthread->state_cond); - __pthread_mutex_unlock (&pthread->state_lock); - - /* We do not actually deallocate the thread structure, but add it to - a list of re-usable thread structures. */ - while (1) - { - pthread->next = (struct __pthread *)__pthread_free_threads; - if (__atomicptr_compare_and_swap (&__pthread_free_threads, - pthread->next, pthread)) - return; - } - - /* NOTREACHED */ -} |
