glibc/sysdeps/s390/wmemcmp.c
Andreas Schwab 65f7767a91 Fix handling of collating elements in fnmatch (bug 17396, bug 16976)
This fixes the same bug in fnmatch that was fixed by commit 7e2f0d2d77 for
regexp matching.  As a side effect it also removes the use of an unbound
VLA.
2019-02-04 15:45:02 +01:00

40 lines
1.3 KiB
C

/* Multiple versions of wmemcmp.
Copyright (C) 2015-2019 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
<http://www.gnu.org/licenses/>. */
#include <ifunc-wmemcmp.h>
#if HAVE_WMEMCMP_IFUNC
# include <wchar.h>
# include <ifunc-resolve.h>
# if HAVE_WMEMCMP_C
extern __typeof (__wmemcmp) WMEMCMP_C attribute_hidden;
# endif
# if HAVE_WMEMCMP_Z13
extern __typeof (__wmemcmp) WMEMCMP_Z13 attribute_hidden;
# endif
s390_libc_ifunc_expr (__wmemcmp, __wmemcmp,
(HAVE_WMEMCMP_Z13 && (hwcap & HWCAP_S390_VX))
? WMEMCMP_Z13
: WMEMCMP_DEFAULT
)
weak_alias (__wmemcmp, wmemcmp)
#endif