1 /* Default strstr 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-strstr.h> 20 21 #if HAVE_STRSTR_Z13 22 # if HAVE_STRSTR_IFUNC || STRSTR_Z13_ONLY_USED_AS_FALLBACK 23 # define STRSTR STRSTR_Z13 24 # if defined SHARED && IS_IN (libc) 25 # undef libc_hidden_builtin_def 26 # if HAVE_STRSTR_C || STRSTR_Z13_ONLY_USED_AS_FALLBACK 27 # define libc_hidden_builtin_def(name) 28 # else 29 # define libc_hidden_builtin_def(name) \ 30 __hidden_ver1 (__strstr_vx, __GI_strstr, __strstr_vx); 31 # endif 32 # endif 33 # endif 34 35 # include <string.h> 36 37 # ifdef USE_MULTIARCH 38 extern __typeof (strchr) __strchr_vx attribute_hidden; 39 # define strchr __strchr_vx 40 41 extern __typeof (strlen) __strlen_vx attribute_hidden; 42 # define strlen __strlen_vx 43 44 extern __typeof (__strnlen) __strnlen_vx attribute_hidden; 45 # define __strnlen __strnlen_vx 46 47 extern __typeof (memcmp) __memcmp_z196 attribute_hidden; 48 # define memcmp __memcmp_z196 49 # endif 50 51 # include <string/strstr.c> 52 #endif 53