assert_se(hashmap_move_one(c->have_installed, c->will_install, i->name) == 0);
q = unit_file_search(c, i, paths, root_dir, false);
- if (q < 0) {
+ if (q == -ENOENT) {
+ /* do nothing */
+ } else if (q < 0) {
if (r >= 0)
r = q;
return r;
}
+int unit_file_set_default(
+ UnitFileScope scope,
+ const char *root_dir,
+ char *file,
+ UnitFileChange **changes,
+ unsigned *n_changes) {
+
+ _cleanup_lookup_paths_free_ LookupPaths paths = {};
+ _cleanup_install_context_done_ InstallContext c = {};
+ _cleanup_free_ char *config_path = NULL;
+ char *path;
+ int r;
+ InstallInfo *i = NULL;
+
+ assert(scope >= 0);
+ assert(scope < _UNIT_FILE_SCOPE_MAX);
+
+ if (unit_name_to_type(file) != UNIT_TARGET)
+ return -EINVAL;
+
+ r = lookup_paths_init_from_scope(&paths, scope);
+ if (r < 0)
+ return r;
+
+ r = get_config_path(scope, false, root_dir, &config_path);
+ if (r < 0)
+ return r;
+
+ r = install_info_add_auto(&c, file);
+ if (r < 0)
+ return r;
+
+ i = (InstallInfo*)hashmap_first(c.will_install);
+
+ r = unit_file_search(&c, i, &paths, root_dir, false);
+ if (r < 0)
+ return r;
+
+ path = strappenda(config_path, "/default.target");
+ r = create_symlink(i->path, path, true, changes, n_changes);
+ if (r < 0)
+ return r;
+
+ return 0;
+}
+
+int unit_file_get_default(
+ UnitFileScope scope,
+ const char *root_dir,
+ char **name) {
+
+ _cleanup_lookup_paths_free_ LookupPaths paths = {};
+ char **p;
+ int r;
+
+ r = lookup_paths_init_from_scope(&paths, scope);
+ if (r < 0)
+ return r;
+
+ STRV_FOREACH(p, paths.unit_path) {
+ _cleanup_free_ char *path = NULL, *tmp = NULL;
+
+ if (isempty(root_dir))
+ path = strappend(*p, "/default.target");
+ else
+ path = strjoin(root_dir, "/", *p, "/default.target", NULL);
+
+ if (!path)
+ return -ENOMEM;
+
+ r = readlink_malloc(path, &tmp);
+ if (r == -ENOENT)
+ continue;
+ else if (r < 0)
+ return r;
+
+ *name = strdup(path_get_file_name(tmp));
+ if (!*name)
+ return -ENOMEM;
+
+ return 0;
+ }
+
+ return -ENOENT;
+}
+
UnitFileState unit_file_get_state(
UnitFileScope scope,
const char *root_dir,
if (!path)
return -ENOMEM;
+ /*
+ * Search for a unit file in our default paths, to
+ * be sure, that there are no broken symlinks.
+ */
if (lstat(path, &st) < 0) {
r = -errno;
- if (errno == ENOENT)
- continue;
-
- return -errno;
- }
+ if (errno != ENOENT)
+ return r;
- if (!S_ISREG(st.st_mode) && !S_ISLNK(st.st_mode))
- return -ENOENT;
+ if (!unit_name_is_instance(name))
+ continue;
+ } else {
+ if (!S_ISREG(st.st_mode) && !S_ISLNK(st.st_mode))
+ return -ENOENT;
- r = null_or_empty_path(path);
- if (r < 0 && r != -ENOENT)
- return r;
- else if (r > 0) {
- state = path_startswith(*i, "/run") ?
- UNIT_FILE_MASKED_RUNTIME : UNIT_FILE_MASKED;
- return state;
+ r = null_or_empty_path(path);
+ if (r < 0 && r != -ENOENT)
+ return r;
+ else if (r > 0) {
+ state = path_startswith(*i, "/run") ?
+ UNIT_FILE_MASKED_RUNTIME : UNIT_FILE_MASKED;
+ return state;
+ }
}
r = find_symlinks_in_scope(scope, root_dir, name, &state);