1 /* wcschrnul variant information on S/390 version.
2    Copyright (C) 2018-2022 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 #if defined USE_MULTIARCH && IS_IN (libc)		\
20   && ! defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
21 # define HAVE_WCSCHRNUL_IFUNC	1
22 #else
23 # define HAVE_WCSCHRNUL_IFUNC	0
24 #endif
25 
26 #ifdef HAVE_S390_VX_ASM_SUPPORT
27 # define HAVE_WCSCHRNUL_IFUNC_AND_VX_SUPPORT HAVE_WCSCHRNUL_IFUNC
28 #else
29 # define HAVE_WCSCHRNUL_IFUNC_AND_VX_SUPPORT 0
30 #endif
31 
32 #if defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT
33 # define WCSCHRNUL_DEFAULT	WCSCHRNUL_Z13
34 /* The z13 ifunc variant is using the common code variant as fallback!  */
35 # define HAVE_WCSCHRNUL_C	1
36 # define HAVE_WCSCHRNUL_Z13	1
37 #else
38 # define WCSCHRNUL_DEFAULT	WCSCHRNUL_C
39 # define HAVE_WCSCHRNUL_C	1
40 # define HAVE_WCSCHRNUL_Z13	HAVE_WCSCHRNUL_IFUNC_AND_VX_SUPPORT
41 #endif
42 
43 #if HAVE_WCSCHRNUL_C
44 # define WCSCHRNUL_C		__wcschrnul_c
45 #else
46 # define WCSCHRNUL_C		NULL
47 #endif
48 
49 #if HAVE_WCSCHRNUL_Z13
50 # define WCSCHRNUL_Z13		__wcschrnul_vx
51 #else
52 # define WCSCHRNUL_Z13		NULL
53 #endif
54