1 /* Support for single-thread optimizations. Statically linked version. 2 Copyright (C) 2020-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, see 17 <https://www.gnu.org/licenses/>. */ 18 19 #include <sys/single_threaded.h> 20 21 /* In dynamically linked programs, this variable is initialized in 22 __libc_early_init (as false for inner libcs). */ 23 #ifdef SHARED 24 char __libc_single_threaded; 25 #else 26 char __libc_single_threaded = 1; 27 #endif 28 libc_hidden_data_def_alias (__libc_single_threaded, 29 __libc_single_threaded_internal) 30