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1 | /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
2 | ||
3 | /*** | |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010-2012 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 <fcntl.h> | |
23 | #include <sys/stat.h> | |
24 | #include <sys/types.h> | |
25 | #include <unistd.h> | |
26 | ||
27 | #include "dirent-util.h" | |
28 | #include "string-util.h" | |
29 | ||
30 | int dirent_ensure_type(DIR *d, struct dirent *de) { | |
31 | struct stat st; | |
32 | ||
33 | assert(d); | |
34 | assert(de); | |
35 | ||
36 | if (de->d_type != DT_UNKNOWN) | |
37 | return 0; | |
38 | ||
39 | if (fstatat(dirfd(d), de->d_name, &st, AT_SYMLINK_NOFOLLOW) < 0) | |
40 | return -errno; | |
41 | ||
42 | de->d_type = | |
43 | S_ISREG(st.st_mode) ? DT_REG : | |
44 | S_ISDIR(st.st_mode) ? DT_DIR : | |
45 | S_ISLNK(st.st_mode) ? DT_LNK : | |
46 | S_ISFIFO(st.st_mode) ? DT_FIFO : | |
47 | S_ISSOCK(st.st_mode) ? DT_SOCK : | |
48 | S_ISCHR(st.st_mode) ? DT_CHR : | |
49 | S_ISBLK(st.st_mode) ? DT_BLK : | |
50 | DT_UNKNOWN; | |
51 | ||
52 | return 0; | |
53 | } | |
54 | ||
55 | bool dirent_is_file(const struct dirent *de) { | |
56 | assert(de); | |
57 | ||
58 | if (hidden_file(de->d_name)) | |
59 | return false; | |
60 | ||
61 | if (de->d_type != DT_REG && | |
62 | de->d_type != DT_LNK && | |
63 | de->d_type != DT_UNKNOWN) | |
64 | return false; | |
65 | ||
66 | return true; | |
67 | } | |
68 | ||
69 | bool dirent_is_file_with_suffix(const struct dirent *de, const char *suffix) { | |
70 | assert(de); | |
71 | ||
72 | if (de->d_type != DT_REG && | |
73 | de->d_type != DT_LNK && | |
74 | de->d_type != DT_UNKNOWN) | |
75 | return false; | |
76 | ||
77 | if (hidden_file_allow_backup(de->d_name)) | |
78 | return false; | |
79 | ||
80 | return endswith(de->d_name, suffix); | |
81 | } |