1 /* strstr variant information on S/390 version. 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 #if defined USE_MULTIARCH && IS_IN (libc) \ 20 && ! defined HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT 21 # define HAVE_STRSTR_IFUNC 1 22 #else 23 # define HAVE_STRSTR_IFUNC 0 24 #endif 25 26 #ifdef HAVE_S390_VX_ASM_SUPPORT 27 # define HAVE_STRSTR_IFUNC_AND_VX_SUPPORT HAVE_STRSTR_IFUNC 28 #else 29 # define HAVE_STRSTR_IFUNC_AND_VX_SUPPORT 0 30 #endif 31 32 #ifdef HAVE_S390_ARCH13_ASM_SUPPORT 33 # define HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT HAVE_STRSTR_IFUNC 34 #else 35 # define HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT 0 36 #endif 37 38 #if defined HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT 39 # define STRSTR_DEFAULT STRSTR_ARCH13 40 # define HAVE_STRSTR_C 0 41 # define HAVE_STRSTR_Z13 1 42 # define STRSTR_Z13_ONLY_USED_AS_FALLBACK 1 43 # define HAVE_STRSTR_ARCH13 1 44 #elif defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT 45 # define STRSTR_DEFAULT STRSTR_Z13 46 # define HAVE_STRSTR_C 0 47 # define HAVE_STRSTR_Z13 1 48 # define HAVE_STRSTR_ARCH13 HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT 49 #else 50 # define STRSTR_DEFAULT STRSTR_C 51 # define HAVE_STRSTR_C 1 52 # define HAVE_STRSTR_Z13 HAVE_STRSTR_IFUNC_AND_VX_SUPPORT 53 # define HAVE_STRSTR_ARCH13 HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT 54 #endif 55 56 #ifndef STRSTR_Z13_ONLY_USED_AS_FALLBACK 57 # define STRSTR_Z13_ONLY_USED_AS_FALLBACK 0 58 #endif 59 60 #if HAVE_STRSTR_C 61 # define STRSTR_C __strstr_c 62 #else 63 # define STRSTR_C NULL 64 #endif 65 66 #if HAVE_STRSTR_Z13 67 # define STRSTR_Z13 __strstr_vx 68 #else 69 # define STRSTR_Z13 NULL 70 #endif 71 72 #if HAVE_STRSTR_ARCH13 73 # define STRSTR_ARCH13 __strstr_arch13 74 #else 75 # define STRSTR_ARCH13 NULL 76 #endif 77