| /* SPDX-License-Identifier: LGPL-2.1-or-later */ |
| #pragma once |
| |
| #include <stdbool.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| |
| #include "macro.h" |
| |
| static inline void umaskp(mode_t *u) { |
| umask(*u & 0777); |
| } |
| |
| #define _cleanup_umask_ _cleanup_(umaskp) |
| |
| /* We make use of the fact here that the umask() concept is using only the lower 9 bits of mode_t, although |
| * mode_t has space for the file type in the bits further up. We simply OR in the file type mask S_IFMT to |
| * distinguish the first and the second iteration of the RUN_WITH_UMASK() loop, so that we can run the first |
| * one, and exit on the second. */ |
| |
| assert_cc((S_IFMT & 0777) == 0); |
| |
| #define RUN_WITH_UMASK(mask) \ |
| for (_cleanup_umask_ mode_t _saved_umask_ = umask(mask) | S_IFMT; \ |
| FLAGS_SET(_saved_umask_, S_IFMT); \ |
| _saved_umask_ &= 0777) |