mirror of git://sourceware.org/git/glibc.git
53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/* strnlen variant information on S/390 version.
|
|
Copyright (C) 2018-2021 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#if defined USE_MULTIARCH && IS_IN (libc) \
|
|
&& ! defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
|
|
# define HAVE_STRNLEN_IFUNC 1
|
|
#else
|
|
# define HAVE_STRNLEN_IFUNC 0
|
|
#endif
|
|
|
|
#ifdef HAVE_S390_VX_ASM_SUPPORT
|
|
# define HAVE_STRNLEN_IFUNC_AND_VX_SUPPORT HAVE_STRNLEN_IFUNC
|
|
#else
|
|
# define HAVE_STRNLEN_IFUNC_AND_VX_SUPPORT 0
|
|
#endif
|
|
|
|
#if defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
|
|
# define STRNLEN_DEFAULT STRNLEN_Z13
|
|
# define HAVE_STRNLEN_C 0
|
|
# define HAVE_STRNLEN_Z13 1
|
|
#else
|
|
# define STRNLEN_DEFAULT STRNLEN_C
|
|
# define HAVE_STRNLEN_C 1
|
|
# define HAVE_STRNLEN_Z13 HAVE_STRNLEN_IFUNC_AND_VX_SUPPORT
|
|
#endif
|
|
|
|
#if HAVE_STRNLEN_C
|
|
# define STRNLEN_C __strnlen_c
|
|
#else
|
|
# define STRNLEN_C NULL
|
|
#endif
|
|
|
|
#if HAVE_STRNLEN_Z13
|
|
# define STRNLEN_Z13 __strnlen_vx
|
|
#else
|
|
# define STRNLEN_Z13 NULL
|
|
#endif
|