2 This file is part of systemd.
4 Copyright 2010 Lennart Poettering
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
28 #include "path-util.h"
29 #include "stat-util.h"
30 #include "user-util.h"
32 /// Additional includes needed by elogind
35 int mkdir_safe_internal(const char *path, mode_t mode, uid_t uid, gid_t gid, mkdir_func_t _mkdir) {
38 if (_mkdir(path, mode) >= 0)
39 if (chmod_and_chown(path, mode, uid, gid) < 0)
42 if (lstat(path, &st) < 0)
45 if ((st.st_mode & 0007) > (mode & 0007) ||
46 (st.st_mode & 0070) > (mode & 0070) ||
47 (st.st_mode & 0700) > (mode & 0700) ||
48 (uid != UID_INVALID && st.st_uid != uid) ||
49 (gid != GID_INVALID && st.st_gid != gid) ||
56 int mkdir_safe(const char *path, mode_t mode, uid_t uid, gid_t gid) {
57 return mkdir_safe_internal(path, mode, uid, gid, mkdir);
60 int mkdir_parents_internal(const char *prefix, const char *path, mode_t mode, mkdir_func_t _mkdir) {
66 if (prefix && !path_startswith(path, prefix))
69 /* return immediately if directory exists */
70 e = strrchr(path, '/');
77 p = strndupa(path, e - path);
84 /* create every parent directory in the path, except the last component */
85 p = path + strspn(path, "/");
87 char t[strlen(path) + 1];
89 e = p + strcspn(p, "/");
90 p = e + strspn(e, "/");
92 /* Is this the last component? If so, then we're
97 memcpy(t, path, e - path);
100 if (prefix && path_startswith(prefix, t))
104 if (r < 0 && errno != EEXIST)
109 int mkdir_parents(const char *path, mode_t mode) {
110 return mkdir_parents_internal(NULL, path, mode, mkdir);
113 int mkdir_p_internal(const char *prefix, const char *path, mode_t mode, mkdir_func_t _mkdir) {
118 r = mkdir_parents_internal(prefix, path, mode, _mkdir);
122 r = _mkdir(path, mode);
123 if (r < 0 && (errno != EEXIST || is_dir(path, true) <= 0))
129 int mkdir_p(const char *path, mode_t mode) {
130 return mkdir_p_internal(NULL, path, mode, mkdir);