sysdeps/s390/strnlen-c.c

   1 /* Default strnlen implementation for S/390.
   2    Copyright (C) 2015-2019 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    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <ifunc-strnlen.h>
  20
  21 #if HAVE_STRNLEN_C
  22 # if HAVE_STRNLEN_IFUNC
  23 #  define STRNLEN STRNLEN_C
  24 #  if defined SHARED && IS_IN (libc)
  25 #   undef libc_hidden_def
  26 #   define libc_hidden_def(name)                                        \
  27   __hidden_ver1 (__strnlen_c, __GI_strnlen, __strnlen_c);       \
  28   strong_alias (__strnlen_c, __strnlen_c_1);                    \
  29   __hidden_ver1 (__strnlen_c_1, __GI___strnlen, __strnlen_c_1);
  30 #  endif
  31 # endif
  32
  33 # include <string/strnlen.c>
  34 #endif