| /* Copyright (C) 1991-2018 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 <string.h> |
| |
| #undef __memccpy |
| #undef memccpy |
| |
| #ifdef MEMCCPY |
| # define __memccpy MEMCCPY |
| #endif |
| |
| /* Copy no more than N bytes of SRC to DEST, stopping when C is found. |
| Return the position in DEST one byte past where C was copied, or |
| NULL if C was not found in the first N bytes of SRC. */ |
| void * |
| __memccpy (void *dest, const void *src, int c, size_t n) |
| { |
| void *p = memchr (src, c, n); |
| |
| if (p != NULL) |
| return __mempcpy (dest, src, p - src + 1); |
| |
| memcpy (dest, src, n); |
| return NULL; |
| } |
| |
| weak_alias (__memccpy, memccpy) |