- assert(path);
-
- /* The config directories are special, since the order of the
- * drop-ins matters */
- if (dependency < 0) {
- r = strv_extend(strv, path);
- if (r < 0)
- return log_oom();
-
- return 0;
- }
-
- d = opendir(path);
- if (!d) {
- if (errno == ENOENT)
- return 0;
-
- log_error("Failed to open directory %s: %m", path);
- return -errno;
- }
-
- for (;;) {
- struct dirent *de;
- _cleanup_free_ char *f = NULL;
- int k;
-
- errno = 0;
- de = readdir(d);
- if (!de && errno != 0) {
- k = errno;
- log_error("Failed to read directory %s: %s", path, strerror(k));
- return -k;
- }
-
- if (!de)
- break;
-
- if (ignore_file(de->d_name))
- continue;
-
- f = strjoin(path, "/", de->d_name, NULL);
- if (!f)
- return log_oom();
-
- r = unit_add_dependency_by_name(u, dependency, de->d_name, f, true);
- if (r < 0)
- log_error("Cannot add dependency %s to %s, ignoring: %s", de->d_name, u->id, strerror(-r));
- }
-
- return 0;
-}
-
-static int process_dir(
- Unit *u,
- const char *unit_path,
- const char *name,
- const char *suffix,
- UnitDependency dependency,
- char ***strv) {
-
- _cleanup_free_ char *path = NULL;
- int r, q;
-
- assert(u);
- assert(unit_path);
- assert(name);
- assert(suffix);
-
- path = strjoin(unit_path, "/", name, suffix, NULL);
- if (!path)
- return log_oom();
-
- if (!u->manager->unit_path_cache || set_get(u->manager->unit_path_cache, path))
- iterate_dir(u, path, dependency, strv);