diff options
Diffstat (limited to 'nptl/pthread_key_create.c')
| -rw-r--r-- | nptl/pthread_key_create.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/nptl/pthread_key_create.c b/nptl/pthread_key_create.c deleted file mode 100644 index 4f51c76767..0000000000 --- a/nptl/pthread_key_create.c +++ /dev/null @@ -1,51 +0,0 @@ -/* Copyright (C) 2002-2017 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 <errno.h> -#include "pthreadP.h" -#include <atomic.h> - - -int -__pthread_key_create (pthread_key_t *key, void (*destr) (void *)) -{ - /* Find a slot in __pthread_keys which is unused. */ - for (size_t cnt = 0; cnt < PTHREAD_KEYS_MAX; ++cnt) - { - uintptr_t seq = __pthread_keys[cnt].seq; - - if (KEY_UNUSED (seq) && KEY_USABLE (seq) - /* We found an unused slot. Try to allocate it. */ - && ! atomic_compare_and_exchange_bool_acq (&__pthread_keys[cnt].seq, - seq + 1, seq)) - { - /* Remember the destructor. */ - __pthread_keys[cnt].destr = destr; - - /* Return the key to the caller. */ - *key = cnt; - - /* The call succeeded. */ - return 0; - } - } - - return EAGAIN; -} -strong_alias (__pthread_key_create, pthread_key_create) -hidden_def (__pthread_key_create) |