1 | /* Default memmem implementation with vector string functions for S/390. |
2 | Copyright (C) 2018-2022 Free Software Foundation, Inc. |
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 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <ifunc-memmem.h> |
20 | |
21 | #if HAVE_MEMMEM_Z13 |
22 | # include <string.h> |
23 | # if HAVE_MEMMEM_IFUNC || MEMMEM_Z13_ONLY_USED_AS_FALLBACK |
24 | |
25 | # ifndef _LIBC |
26 | # define memmem MEMMEM_Z13 |
27 | # else |
28 | # define __memmem MEMMEM_Z13 |
29 | # endif |
30 | |
31 | # if defined SHARED && IS_IN (libc) |
32 | # undef libc_hidden_def |
33 | # undef libc_hidden_weak |
34 | |
35 | # if HAVE_MEMMEM_C || MEMMEM_Z13_ONLY_USED_AS_FALLBACK |
36 | # define libc_hidden_def(name) |
37 | # define libc_hidden_weak(name) |
38 | # else |
39 | # define libc_hidden_def(name) \ |
40 | strong_alias (__memmem_vx, __memmem_vx_1); \ |
41 | __hidden_ver1 (__memmem_vx, __GI___memmem, __memmem_vx); |
42 | |
43 | # define libc_hidden_weak(name) \ |
44 | __hidden_ver1 (__memmem_vx_1, __GI_memmem, __memmem_vx_1) __attribute__((weak)); |
45 | # endif |
46 | # endif |
47 | |
48 | # undef weak_alias |
49 | # define weak_alias(a, b) |
50 | # endif |
51 | |
52 | # ifdef USE_MULTIARCH |
53 | extern __typeof (memchr) __memchr_vx attribute_hidden; |
54 | # define memchr __memchr_vx |
55 | |
56 | extern __typeof (memcmp) __memcmp_z196 attribute_hidden; |
57 | # define memcmp __memcmp_z196 |
58 | # endif |
59 | |
60 | # include <string/memmem.c> |
61 | #endif |
62 | |