1  /* Multiple versions of stpcpy.
       2     Copyright (C) 2015-2023 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-stpcpy.h>
      20  
      21  #if HAVE_STPCPY_IFUNC
      22  # define stpcpy __redirect_stpcpy
      23  # define __stpcpy __redirect___stpcpy
      24  /* Omit the stpcpy inline definitions because it would redefine stpcpy.  */
      25  # define __NO_STRING_INLINES
      26  # define NO_MEMPCPY_STPCPY_REDIRECT
      27  # include <string.h>
      28  # undef stpcpy
      29  # undef __stpcpy
      30  # include <ifunc-resolve.h>
      31  
      32  # if HAVE_STPCPY_C
      33  extern __typeof (__redirect_stpcpy) STPCPY_C attribute_hidden;
      34  # endif
      35  
      36  # if HAVE_STPCPY_Z13
      37  extern __typeof (__redirect_stpcpy) STPCPY_Z13 attribute_hidden;
      38  # endif
      39  
      40  s390_libc_ifunc_expr (__redirect___stpcpy, __stpcpy,
      41  		      (HAVE_STPCPY_Z13 && (hwcap & HWCAP_S390_VX))
      42  		      ? STPCPY_Z13
      43  		      : STPCPY_DEFAULT
      44  		      )
      45  weak_alias (__stpcpy, stpcpy)
      46  #endif