| /* Iterate through the elements of an argz block. |
| Copyright (C) 1995-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Written by Miles Bader <miles@gnu.org> |
| |
| 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> |
| |
| char * |
| __argz_next (const char *argz, size_t argz_len, const char *entry) |
| { |
| if (entry) |
| { |
| if (entry < argz + argz_len) |
| entry = strchr (entry, '\0') + 1; |
| |
| return entry >= argz + argz_len ? NULL : (char *) entry; |
| } |
| else |
| if (argz_len > 0) |
| return (char *) argz; |
| else |
| return NULL; |
| } |
| weak_alias (__argz_next, argz_next) |
