projects / thirdparty / systemd.git / blame
| Commit | Line | Data |
|---|---|---|
| affb60b1 LP |
1 | #pragma once |
| 2 | ||
| 3 | /*** | |
| 4 | This file is part of systemd. | |
| 5 | ||
| 6 | Copyright 2010 Lennart Poettering | |
| 7 | ||
| 8 | systemd is free software; you can redistribute it and/or modify it | |
| 9 | under the terms of the GNU Lesser General Public License as published by | |
| 10 | the Free Software Foundation; either version 2.1 of the License, or | |
| 11 | (at your option) any later version. | |
| 12 | ||
| 13 | systemd is distributed in the hope that it will be useful, but | |
| 14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 16 | Lesser General Public License for more details. | |
| 17 | ||
| 18 | You should have received a copy of the GNU Lesser General Public License | |
| 19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
| 20 | ***/ | |
| 21 | ||
| 22 | #include <stdbool.h> | |
| 23 | #include <sys/stat.h> | |
| 24 | #include <sys/types.h> | |
| 25 | ||
| 26 | #include "macro.h" | |
| 27 | ||
| 28 | static inline void umaskp(mode_t *u) { | |
| 29 | umask(*u); | |
| 30 | } | |
| 31 | ||
| 32 | #define _cleanup_umask_ _cleanup_(umaskp) | |
| 33 | ||
| 34 | struct _umask_struct_ { | |
| 35 | mode_t mask; | |
| 36 | bool quit; | |
| 37 | }; | |
| 38 | ||
| 39 | static inline void _reset_umask_(struct _umask_struct_ *s) { | |
| 40 | umask(s->mask); | |
| 41 | }; | |
| 42 | ||
| 43 | #define RUN_WITH_UMASK(mask) \ | |
| 44 | for (_cleanup_(_reset_umask_) struct _umask_struct_ _saved_umask_ = { umask(mask), false }; \ | |
| 45 | !_saved_umask_.quit ; \ | |
| 46 | _saved_umask_.quit = true) |