]>
Commit | Line | Data |
---|---|---|
fcf40ebe | 1 | /* Multiple versions of strnlen. |
04277e02 | 2 | Copyright (C) 2015-2019 Free Software Foundation, Inc. |
fcf40ebe SL |
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 | ||
de10e44d SL |
19 | #include <ifunc-strnlen.h> |
20 | ||
21 | #if HAVE_STRNLEN_IFUNC | |
18d6c45e SL |
22 | # define strnlen __redirect_strnlen |
23 | # define __strnlen __redirect___strnlen | |
fcf40ebe | 24 | # include <string.h> |
18d6c45e SL |
25 | # undef strnlen |
26 | # undef __strnlen | |
fcf40ebe SL |
27 | # include <ifunc-resolve.h> |
28 | ||
de10e44d SL |
29 | # if HAVE_STRNLEN_C |
30 | extern __typeof (__redirect_strnlen) STRNLEN_C attribute_hidden; | |
31 | # endif | |
fcf40ebe | 32 | |
de10e44d SL |
33 | # if HAVE_STRNLEN_Z13 |
34 | extern __typeof (__redirect_strnlen) STRNLEN_Z13 attribute_hidden; | |
35 | # endif | |
36 | ||
37 | s390_libc_ifunc_expr (__redirect___strnlen, __strnlen, | |
38 | (HAVE_STRNLEN_Z13 && (hwcap & HWCAP_S390_VX)) | |
39 | ? STRNLEN_Z13 | |
40 | : STRNLEN_DEFAULT | |
41 | ) | |
42 | weak_alias (__strnlen, strnlen) | |
43 | #endif /* HAVE_STRNLEN_IFUNC */ |