diff options
Diffstat (limited to 'REORG.TODO/debug/wcpncpy_chk.c')
-rw-r--r-- | REORG.TODO/debug/wcpncpy_chk.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/REORG.TODO/debug/wcpncpy_chk.c b/REORG.TODO/debug/wcpncpy_chk.c new file mode 100644 index 0000000000..99f8be38af --- /dev/null +++ b/REORG.TODO/debug/wcpncpy_chk.c @@ -0,0 +1,32 @@ +/* Copyright (C) 1995-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@gnu.ai.mit.edu>, 1995. + + 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 <wchar.h> + + +/* Copy no more than N wide-characters of SRC to DEST. */ +wchar_t * +__wcpncpy_chk (wchar_t *dest, const wchar_t *src, size_t n, size_t destlen) +{ + if (__glibc_unlikely (destlen < n)) + __chk_fail (); + + /* This function is not often enough used to justify not using a + tail call. */ + return __wcpncpy (dest, src, n); +} |