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1 | /* Initialization code run first thing by the ELF startup code. Linux/ARM. | |
2 | Copyright (C) 2015-2019 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of the GNU C Library. | |
5 | ||
6 | The GNU C Library is free software; you can redistribute it and/or | |
7 | modify it under the terms of the GNU Lesser General Public License as | |
8 | published by the Free Software Foundation; either version 2.1 of the | |
9 | License, or (at your option) any later version. | |
10 | ||
11 | The GNU C Library is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public | |
17 | License along with the GNU C Library; if not, see | |
18 | <https://www.gnu.org/licenses/>. */ | |
19 | ||
20 | #include <dl-vdso.h> | |
21 | #include <libc-vdso.h> | |
22 | #include <sysdep-vdso.h> | |
23 | ||
24 | int (*VDSO_SYMBOL(gettimeofday)) (struct timeval *, void *) attribute_hidden; | |
25 | int (*VDSO_SYMBOL(clock_gettime)) (clockid_t, struct timespec *); | |
26 | ||
27 | static inline void | |
28 | _libc_vdso_platform_setup (void) | |
29 | { | |
30 | PREPARE_VERSION_KNOWN (linux26, LINUX_2_6); | |
31 | ||
32 | void *p = _dl_vdso_vsym ("__vdso_gettimeofday", &linux26); | |
33 | PTR_MANGLE (p); | |
34 | VDSO_SYMBOL (gettimeofday) = p; | |
35 | ||
36 | p = _dl_vdso_vsym ("__vdso_clock_gettime", &linux26); | |
37 | PTR_MANGLE (p); | |
38 | VDSO_SYMBOL (clock_gettime) = p; | |
39 | } | |
40 | ||
41 | #define VDSO_SETUP _libc_vdso_platform_setup | |
42 | ||
43 | #include <csu/init-first.c> |