1 /* Multiple versions of wcschr.
2    Copyright (C) 2015-2022 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 #include <ifunc-wcschr.h>
20 
21 #if HAVE_WCSCHR_IFUNC
22 # define wcschr __redirect_wcschr
23 # define __wcschr __redirect___wcschr
24 # include <wchar.h>
25 # undef wcschr
26 # undef __wcschr
27 # include <ifunc-resolve.h>
28 
29 # if HAVE_WCSCHR_C
30 extern __typeof (__redirect___wcschr) WCSCHR_C attribute_hidden;
31 # endif
32 
33 # if HAVE_WCSCHR_Z13
34 extern __typeof (__redirect___wcschr) WCSCHR_Z13 attribute_hidden;
35 # endif
36 
37 s390_libc_ifunc_expr (__redirect___wcschr, __wcschr,
38 		      (HAVE_WCSCHR_Z13 && (hwcap & HWCAP_S390_VX))
39 		      ? WCSCHR_Z13
40 		      : WCSCHR_DEFAULT
41 		      )
42 weak_alias (__wcschr, wcschr)
43 #endif
44