1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
4 This file is part of systemd.
6 Copyright 2010 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
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 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
26 #include "load-dropin.h"
29 #include "unit-name.h"
31 static int iterate_dir(Unit *u, const char *path) {
36 if (!(d = opendir(path))) {
44 while ((de = readdir(d))) {
47 if (ignore_file(de->d_name))
50 if (asprintf(&f, "%s/%s", path, de->d_name) < 0) {
55 r = unit_add_dependency_by_name(u, UNIT_WANTS, de->d_name, f, true);
69 int unit_load_dropin(Unit *u) {
76 /* Load dependencies from supplementary drop-in directories */
78 SET_FOREACH(t, u->meta.names, i) {
82 STRV_FOREACH(p, u->meta.manager->lookup_paths.unit_path) {
84 if (asprintf(&path, "%s/%s.wants", *p, t) < 0)
87 if (u->meta.manager->unit_path_cache &&
88 !set_get(u->meta.manager->unit_path_cache, path))
91 r = iterate_dir(u, path);
97 if (u->meta.instance) {
99 /* Also try the template dir */
101 if (!(template = unit_name_template(t)))
104 r = asprintf(&path, "%s/%s.wants", *p, template);
110 if (u->meta.manager->unit_path_cache &&
111 !set_get(u->meta.manager->unit_path_cache, path))
114 r = iterate_dir(u, path);