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f7a9f785 | 1 | /* Copyright (C) 1991-2016 Free Software Foundation, Inc. |
ebbad4cc | 2 | This file is part of the GNU C Library. |
28f540f4 | 3 | |
ebbad4cc | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
5 | modify it under the terms of the GNU Lesser General Public |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
28f540f4 | 8 | |
ebbad4cc UD |
9 | The GNU C Library is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
28f540f4 | 17 | |
76b87c03 | 18 | #include <string.h> |
28f540f4 | 19 | |
9a0a462c UD |
20 | #undef __memccpy |
21 | #undef memccpy | |
22 | ||
9b593dc3 SL |
23 | #ifdef MEMCCPY |
24 | # define __memccpy MEMCCPY | |
25 | #endif | |
26 | ||
9a0a462c UD |
27 | /* Copy no more than N bytes of SRC to DEST, stopping when C is found. |
28 | Return the position in DEST one byte past where C was copied, or | |
29 | NULL if C was not found in the first N bytes of SRC. */ | |
ebbad4cc | 30 | void * |
8667f90e | 31 | __memccpy (void *dest, const void *src, int c, size_t n) |
28f540f4 | 32 | { |
f29ac72e | 33 | void *p = memchr (src, c, n); |
28f540f4 | 34 | |
f29ac72e WD |
35 | if (p != NULL) |
36 | return __mempcpy (dest, src, p - src + 1); | |
28f540f4 | 37 | |
f29ac72e | 38 | memcpy (dest, src, n); |
28f540f4 RM |
39 | return NULL; |
40 | } | |
41 | ||
42 | weak_alias (__memccpy, memccpy) |