| /* Routines for dealing with '\0' separated arg vectors. |
| Copyright (C) 1995-2014 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 |
| <http://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) |
