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46f1d8a6 | 1 | /* Definition for thread-local data handling. ARM/Linux version. |
b168057a | 2 | Copyright (C) 2005-2015 Free Software Foundation, Inc. |
46f1d8a6 RM |
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 | <http://www.gnu.org/licenses/>. */ | |
18 | ||
19 | #ifndef _LINUX_ARM_TLS_H | |
20 | #define _LINUX_ARM_TLS_H 1 | |
21 | ||
22 | /* Almost everything is OS-independent and common for all NPTL on ARM. */ | |
23 | #include <sysdeps/arm/nptl/tls.h> | |
24 | ||
25 | #ifndef __ASSEMBLER__ | |
26 | ||
27 | /* Get system call information. */ | |
28 | # include <sysdep.h> | |
29 | ||
30 | /* Code to initially initialize the thread pointer. This might need | |
31 | special attention since 'errno' is not yet available and if the | |
32 | operation can cause a failure 'errno' must not be touched. */ | |
33 | # define TLS_INIT_TP(tcbp) \ | |
34 | ({ INTERNAL_SYSCALL_DECL (err); \ | |
35 | long int result_var; \ | |
36 | result_var = INTERNAL_SYSCALL_ARM (set_tls, err, 1, (tcbp)); \ | |
37 | INTERNAL_SYSCALL_ERROR_P (result_var, err) \ | |
38 | ? "unknown error" : NULL; }) | |
39 | ||
40 | #endif /* __ASSEMBLER__ */ | |
41 | ||
42 | #endif /* tls.h */ |