/* Routines for dealing with '\0' separated arg vectors. Copyright (C) 1995-2020 Free Software Foundation, Inc. This file is part of the GNU C Library. Written by Miles Bader <miles@gnu.ai.mit.edu> 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> /* Add BUF, of length BUF_LEN to the argz vector in ARGZ & ARGZ_LEN. */ error_t __argz_append (char **argz, size_t *argz_len, const char *buf, size_t buf_len) { size_t new_argz_len = *argz_len + buf_len; char *new_argz = realloc (*argz, new_argz_len); if (new_argz) { memcpy (new_argz + *argz_len, buf, buf_len); *argz = new_argz; *argz_len = new_argz_len; return 0; } else return ENOMEM; } weak_alias (__argz_append, argz_append) /* Add STR to the argz vector in ARGZ & ARGZ_LEN. This should be moved into argz.c in libshouldbelibc. */ error_t __argz_add (char **argz, size_t *argz_len, const char *str) { return __argz_append (argz, argz_len, str, strlen (str) + 1); } weak_alias (__argz_add, argz_add)