Update ChangeLog for BZ 22884 - riscv fmax/fmin
[glibc.git] / nptl / vars.c
blobf9067da0abbe2310274bf9308176baf3e57e6e2f
1 /* Copyright (C) 2004-2018 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <http://www.gnu.org/licenses/>. */
18 #include <pthreadP.h>
19 #include <stdlib.h>
20 #include <tls.h>
21 #include <unistd.h>
23 /* Default thread attributes for the case when the user does not
24 provide any. */
25 struct pthread_attr __default_pthread_attr attribute_hidden;
27 /* Mutex protecting __default_pthread_attr. */
28 int __default_pthread_attr_lock = LLL_LOCK_INITIALIZER;
30 /* Flag whether the machine is SMP or not. */
31 int __is_smp attribute_hidden;
33 #ifndef TLS_MULTIPLE_THREADS_IN_TCB
34 /* Variable set to a nonzero value either if more than one thread runs or ran,
35 or if a single-threaded process is trying to cancel itself. See
36 nptl/descr.h for more context on the single-threaded process case. */
37 int __pthread_multiple_threads attribute_hidden;
38 #endif
40 /* Table of the key information. */
41 struct pthread_key_struct __pthread_keys[PTHREAD_KEYS_MAX]
42 __attribute__ ((nocommon));
43 hidden_data_def (__pthread_keys)