tile: Check for pointer add overflow in memchr
[glibc.git] / string / mempcpy.c
blob7a8718e79f5df9f30fccc3e6cba9608e10b3b94d
1 /* Copy memory to memory until the specified number of bytes
2 has been copied, return pointer to following byte.
3 Overlap is NOT handled correctly.
4 Copyright (C) 1991-2017 Free Software Foundation, Inc.
5 This file is part of the GNU C Library.
6 Contributed by Torbjorn Granlund (tege@sics.se).
8 The GNU C Library is free software; you can redistribute it and/or
9 modify it under the terms of the GNU Lesser General Public
10 License as published by the Free Software Foundation; either
11 version 2.1 of the License, or (at your option) any later version.
13 The GNU C Library is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 Lesser General Public License for more details.
18 You should have received a copy of the GNU Lesser General Public
19 License along with the GNU C Library; if not, see
20 <http://www.gnu.org/licenses/>. */
22 #define NO_MEMPCPY_STPCPY_REDIRECT
23 #include <string.h>
25 #undef mempcpy
26 #undef __mempcpy
28 #ifndef MEMPCPY
29 # define MEMPCPY __mempcpy
30 #endif
32 void *
33 MEMPCPY (void *dest, const void *src, size_t len)
35 return memcpy (dest, src, len) + len;
37 libc_hidden_def (__mempcpy)
38 weak_alias (__mempcpy, mempcpy)
39 libc_hidden_builtin_def (mempcpy)