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string/argz-delete.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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/* Routines for dealing with '\0' separated arg vectors. Copyright (C) 1995-2026 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 <argz.h> #include <string.h> #include <stdlib.h> /* Delete ENTRY from ARGZ & ARGZ_LEN, if any. */ void argz_delete (char **argz, size_t *argz_len, char *entry) { if (entry) /* Get rid of the old value for NAME. */ { size_t entry_len = strlen (entry) + 1; *argz_len -= entry_len; memmove (entry, entry + entry_len, *argz_len - (entry - *argz)); if (*argz_len == 0) { free (*argz); *argz = NULL; } } } libc_hidden_def (argz_delete)