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bfff8b1b | 1 | /* Copyright (C) 2012-2017 Free Software Foundation, Inc. |
c7683a6d RH |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
15 | License along with the GNU C Library; if not, see | |
16 | <http://www.gnu.org/licenses/>. */ | |
17 | ||
18 | #include <sys/auxv.h> | |
b9ab448f | 19 | #include <errno.h> |
c7683a6d RH |
20 | #include <ldsodefs.h> |
21 | ||
22 | ||
4a56a162 RH |
23 | unsigned long int |
24 | __getauxval (unsigned long int type) | |
c7683a6d | 25 | { |
352db0bd | 26 | #ifdef HAVE_AUX_VECTOR |
c7683a6d | 27 | ElfW(auxv_t) *p; |
352db0bd | 28 | #endif |
c7683a6d RH |
29 | |
30 | if (type == AT_HWCAP) | |
31 | return GLRO(dl_hwcap); | |
1ae8bfe0 RA |
32 | else if (type == AT_HWCAP2) |
33 | return GLRO(dl_hwcap2); | |
c7683a6d | 34 | |
0cdc5e93 | 35 | #ifdef HAVE_AUX_VECTOR |
c7683a6d RH |
36 | for (p = GLRO(dl_auxv); p->a_type != AT_NULL; p++) |
37 | if (p->a_type == type) | |
38 | return p->a_un.a_val; | |
0cdc5e93 | 39 | #endif |
b9ab448f BM |
40 | |
41 | __set_errno (ENOENT); | |
c7683a6d RH |
42 | return 0; |
43 | } | |
44 | ||
45 | weak_alias (__getauxval, getauxval) | |
d6bd839b | 46 | libc_hidden_def (__getauxval) |