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9472f35a | 1 | /* Multiple versions of strlen. |
dff8da6b | 2 | Copyright (C) 2015-2024 Free Software Foundation, Inc. |
9472f35a 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 | |
5a82c748 | 17 | <https://www.gnu.org/licenses/>. */ |
9472f35a | 18 | |
ff3ca374 SL |
19 | #include <ifunc-strlen.h> |
20 | ||
21 | #if HAVE_STRLEN_IFUNC | |
18d6c45e | 22 | # define strlen __redirect_strlen |
9472f35a SL |
23 | # include <string.h> |
24 | # include <ifunc-resolve.h> | |
18d6c45e | 25 | # undef strlen |
9472f35a | 26 | |
ff3ca374 SL |
27 | # if HAVE_STRLEN_C |
28 | extern __typeof (__redirect_strlen) STRLEN_C attribute_hidden; | |
29 | # endif | |
30 | ||
31 | # if HAVE_STRLEN_Z13 | |
32 | extern __typeof (__redirect_strlen) STRLEN_Z13 attribute_hidden; | |
33 | # endif | |
9472f35a | 34 | |
ff3ca374 SL |
35 | s390_libc_ifunc_expr (__redirect_strlen, strlen, |
36 | (HAVE_STRLEN_Z13 && (hwcap & HWCAP_S390_VX)) | |
37 | ? STRLEN_Z13 | |
38 | : STRLEN_DEFAULT | |
39 | ) | |
40 | #endif |