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77 lines
2.3 KiB
C
77 lines
2.3 KiB
C
/* strstr variant information on S/390 version.
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Copyright (C) 2018-2024 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#if defined USE_MULTIARCH && IS_IN (libc) \
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&& ! defined HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT
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# define HAVE_STRSTR_IFUNC 1
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#else
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# define HAVE_STRSTR_IFUNC 0
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#endif
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#ifdef HAVE_S390_VX_ASM_SUPPORT
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# define HAVE_STRSTR_IFUNC_AND_VX_SUPPORT HAVE_STRSTR_IFUNC
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#else
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# define HAVE_STRSTR_IFUNC_AND_VX_SUPPORT 0
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#endif
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#ifdef HAVE_S390_ARCH13_ASM_SUPPORT
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# define HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT HAVE_STRSTR_IFUNC
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#else
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# define HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT 0
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#endif
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#if defined HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT
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# define STRSTR_DEFAULT STRSTR_ARCH13
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# define HAVE_STRSTR_C 0
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# define HAVE_STRSTR_Z13 1
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# define STRSTR_Z13_ONLY_USED_AS_FALLBACK 1
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# define HAVE_STRSTR_ARCH13 1
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#elif defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
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# define STRSTR_DEFAULT STRSTR_Z13
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# define HAVE_STRSTR_C 0
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# define HAVE_STRSTR_Z13 1
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# define HAVE_STRSTR_ARCH13 HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT
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#else
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# define STRSTR_DEFAULT STRSTR_C
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# define HAVE_STRSTR_C 1
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# define HAVE_STRSTR_Z13 HAVE_STRSTR_IFUNC_AND_VX_SUPPORT
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# define HAVE_STRSTR_ARCH13 HAVE_STRSTR_IFUNC_AND_ARCH13_SUPPORT
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#endif
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#ifndef STRSTR_Z13_ONLY_USED_AS_FALLBACK
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# define STRSTR_Z13_ONLY_USED_AS_FALLBACK 0
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#endif
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#if HAVE_STRSTR_C
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# define STRSTR_C __strstr_c
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#else
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# define STRSTR_C NULL
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#endif
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#if HAVE_STRSTR_Z13
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# define STRSTR_Z13 __strstr_vx
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#else
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# define STRSTR_Z13 NULL
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#endif
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#if HAVE_STRSTR_ARCH13
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# define STRSTR_ARCH13 __strstr_arch13
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#else
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# define STRSTR_ARCH13 NULL
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#endif
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