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04277e02 | 1 | /* Copyright (C) 2004-2019 Free Software Foundation, Inc. |
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2 | This file is part of the GNU C Library. |
3 | ||
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. | |
8 | ||
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. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
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15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
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17 | |
18 | #include <pthreadP.h> | |
19 | #include <stdlib.h> | |
20 | #include <tls.h> | |
21 | #include <unistd.h> | |
22 | ||
e903a713 SP |
23 | /* Default thread attributes for the case when the user does not |
24 | provide any. */ | |
25 | struct pthread_attr __default_pthread_attr attribute_hidden; | |
b639d0c9 | 26 | |
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27 | /* Mutex protecting __default_pthread_attr. */ |
28 | int __default_pthread_attr_lock = LLL_LOCK_INITIALIZER; | |
29 | ||
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30 | /* Flag whether the machine is SMP or not. */ |
31 | int __is_smp attribute_hidden; | |
32 | ||
33 | #ifndef TLS_MULTIPLE_THREADS_IN_TCB | |
439bf404 SP |
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. */ | |
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37 | int __pthread_multiple_threads attribute_hidden; |
38 | #endif | |
39 | ||
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) |