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debug/stpncpy_chk.c
32 строки
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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) 1993-2026 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/>. */ /* This is almost copied from strncpy.c, written by Torbjorn Granlund. */ #include <string.h> /* Copy no more than N characters of SRC to DEST, returning the address of the terminating '\0' in DEST, if any, or else DEST + N. */ char * __stpncpy_chk (char *dest, const char *src, size_t n, size_t destlen) { if (__builtin_expect (destlen < n, 0)) __chk_fail (); return __stpncpy (dest, src, n); }