projects / thirdparty / glibc.git / blame
| Commit | Line | Data |
|---|---|---|
| 584b18eb OB |
1 | /* Multiple versions of strstr. |
| 2 | All versions must be listed in ifunc-impl-list.c. | |
| b168057a | 3 | Copyright (C) 2012-2015 Free Software Foundation, Inc. |
| 2b7a8664 L |
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 | |
| 8 | License as published by the Free Software Foundation; either | |
| 9 | version 2.1 of the 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 | |
| 59ba27a6 PE |
17 | License along with the GNU C Library; if not, see |
| 18 | <http://www.gnu.org/licenses/>. */ | |
| 2b7a8664 | 19 | |
| 584b18eb OB |
20 | /* Redefine strstr so that the compiler won't complain about the type |
| 21 | mismatch with the IFUNC selector in strong_alias, below. */ | |
| 22 | #undef strstr | |
| 23 | #define strstr __redirect_strstr | |
| 24 | #include <string.h> | |
| 25 | #undef strstr | |
| 26 | ||
| 27 | #define STRSTR __strstr_sse2 | |
| 28 | #ifdef SHARED | |
| 29 | # undef libc_hidden_builtin_def | |
| 30 | # define libc_hidden_builtin_def(name) \ | |
| 31 | __hidden_ver1 (__strstr_sse2, __GI_strstr, __strstr_sse2); | |
| 2b7a8664 L |
32 | #endif |
| 33 | ||
| 584b18eb | 34 | #include "string/strstr.c" |
| 2b7a8664 | 35 | |
| 584b18eb OB |
36 | extern __typeof (__redirect_strstr) __strstr_sse2_unaligned attribute_hidden; |
| 37 | extern __typeof (__redirect_strstr) __strstr_sse2 attribute_hidden; | |
| 2b7a8664 | 38 | |
| 584b18eb | 39 | #include "init-arch.h" |
| ae612b04 | 40 | |
| 584b18eb OB |
41 | /* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle |
| 42 | ifunc symbol properly. */ | |
| 43 | extern __typeof (__redirect_strstr) __libc_strstr; | |
| 44 | libc_ifunc (__libc_strstr, HAS_FAST_UNALIGNED_LOAD ? __strstr_sse2_unaligned : __strstr_sse2) | |
| 2b7a8664 | 45 | |
| 584b18eb OB |
46 | #undef strstr |
| 47 | strong_alias (__libc_strstr, strstr) |