1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
7 This file is part of systemd.
9 Copyright 2010 Lennart Poettering
11 systemd is free software; you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by
13 the Free Software Foundation; either version 2 of the License, or
14 (at your option) any later version.
16 systemd is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with systemd; If not, see <http://www.gnu.org/licenses/>.
25 typedef struct Path Path;
30 typedef enum PathState {
36 _PATH_STATE_INVALID = -1
39 typedef enum PathType {
42 PATH_DIRECTORY_NOT_EMPTY,
46 _PATH_TYPE_INVALID = -1
49 typedef struct PathSpec {
54 LIST_FIELDS(struct PathSpec, spec);
63 int path_spec_watch(PathSpec *s, Unit *u);
64 void path_spec_unwatch(PathSpec *s, Unit *u);
65 int path_spec_fd_event(PathSpec *s, uint32_t events);
66 void path_spec_done(PathSpec *s);
68 static inline bool path_spec_owns_inotify_fd(PathSpec *s, int fd) {
69 return s->inotify_fd == fd;
72 typedef enum PathResult {
74 PATH_FAILURE_RESOURCES,
76 _PATH_RESULT_INVALID = -1
82 LIST_HEAD(PathSpec, specs);
86 PathState state, deserialized_state;
88 bool inotify_triggered;
91 mode_t directory_mode;
96 void path_unit_notify(Unit *u, UnitActiveState new_state);
98 /* Called from the mount code figure out if a mount is a dependency of
99 * any of the paths of this path object */
100 int path_add_one_mount_link(Path *p, Mount *m);
102 extern const UnitVTable path_vtable;
104 const char* path_state_to_string(PathState i);
105 PathState path_state_from_string(const char *s);
107 const char* path_type_to_string(PathType i);
108 PathType path_type_from_string(const char *s);
110 const char* path_result_to_string(PathResult i);
111 PathResult path_result_from_string(const char *s);