/* Definition for thread-local data handling. ARM/Linux version. Copyright (C) 2005-2018 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 . */ #ifndef _LINUX_ARM_TLS_H #define _LINUX_ARM_TLS_H 1 /* Almost everything is OS-independent and common for all NPTL on ARM. */ #include #ifndef __ASSEMBLER__ /* Get system call information. */ # include /* Code to initially initialize the thread pointer. This might need special attention since 'errno' is not yet available and if the operation can cause a failure 'errno' must not be touched. */ # define TLS_INIT_TP(tcbp) \ ({ INTERNAL_SYSCALL_DECL (err); \ long int result_var; \ result_var = INTERNAL_SYSCALL_ARM (set_tls, err, 1, (tcbp)); \ INTERNAL_SYSCALL_ERROR_P (result_var, err) \ ? "unknown error" : NULL; }) #endif /* __ASSEMBLER__ */ #endif /* tls.h */