| /* Group merging implementation. |
| Copyright (C) 2016-2018 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef _GRP_MERGE_H |
| #define _GRP_MERGE_H 1 |
| |
| #include <grp.h> |
| |
| /* Duplicate a grp struct (and its members). When no longer needed, the |
| calling function must free(newbuf). */ |
| int |
| __copy_grp (const struct group srcgrp, const size_t buflen, |
| struct group *destgrp, char *destbuf, char **endptr); |
| |
| /* Merge the member lists of two grp structs together. */ |
| int |
| __merge_grp (struct group *savedgrp, char *savedbuf, char *savedend, |
| size_t buflen, struct group *mergegrp, char *mergebuf); |
| |
| #endif /* _GRP_MERGE_H */ |