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string/memccpy.c
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Paul Eggert
Update copyright dates with scripts/update-copyrights
02 янв 2026, 00:42
02 янв 2026, 00:42
66f3e92
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/* Copyright (C) 1991-2026 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 <https://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)