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glibc/nptl/vars.c
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/* Copyright (C) 2004-2016 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 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 <pthreadP.h> | |
#include <stdlib.h> | |
#include <tls.h> | |
#include <unistd.h> | |
/* Default thread attributes for the case when the user does not | |
provide any. */ | |
struct pthread_attr __default_pthread_attr attribute_hidden; | |
/* Mutex protecting __default_pthread_attr. */ | |
int __default_pthread_attr_lock = LLL_LOCK_INITIALIZER; | |
/* Flag whether the machine is SMP or not. */ | |
int __is_smp attribute_hidden; | |
#ifndef TLS_MULTIPLE_THREADS_IN_TCB | |
/* Variable set to a nonzero value either if more than one thread runs or ran, | |
or if a single-threaded process is trying to cancel itself. See | |
nptl/descr.h for more context on the single-threaded process case. */ | |
int __pthread_multiple_threads attribute_hidden; | |
#endif | |
/* Table of the key information. */ | |
struct pthread_key_struct __pthread_keys[PTHREAD_KEYS_MAX] | |
__attribute__ ((nocommon)); | |
hidden_data_def (__pthread_keys) |