1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
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/>.
27 #include "load-fragment.h"
30 static const UnitActiveState state_translation_table[_TARGET_STATE_MAX] = {
31 [TARGET_DEAD] = UNIT_INACTIVE,
32 [TARGET_ACTIVE] = UNIT_ACTIVE
35 static const char* const state_string_table[_TARGET_STATE_MAX] = {
36 [TARGET_DEAD] = "dead",
37 [TARGET_ACTIVE] = "active"
40 static void target_dump(Unit *u, FILE *f, const char *prefix) {
41 Target *t = TARGET(u);
47 "%sTarget State: %s\n",
48 prefix, state_string_table[t->state]);
51 static void target_set_state(Target *t, TargetState state) {
52 TargetState old_state;
58 log_debug("%s changed %s → %s", unit_id(UNIT(t)), state_string_table[old_state], state_string_table[state]);
60 unit_notify(UNIT(t), state_translation_table[old_state], state_translation_table[state]);
63 static int target_start(Unit *u) {
64 Target *t = TARGET(u);
67 assert(t->state == TARGET_DEAD);
69 target_set_state(t, TARGET_ACTIVE);
73 static int target_stop(Unit *u) {
74 Target *t = TARGET(u);
77 assert(t->state == TARGET_ACTIVE);
79 target_set_state(t, TARGET_DEAD);
83 static UnitActiveState target_active_state(Unit *u) {
86 return state_translation_table[TARGET(u)->state];
89 const UnitVTable target_vtable = {
92 .init = unit_load_fragment_and_dropin,
96 .start = target_start,
99 .active_state = target_active_state