chiark / gitweb /
api: in constructor function calls, always put the returned object pointer first...
[elogind.git] / src / core / service.c
index 3a2ef015708311fd6bb3a0a838428c8504eb5407..d8e88ea2f0960e0a08961844d7e2ea450eec628a 100644 (file)
@@ -264,7 +264,7 @@ static void service_start_watchdog(Service *s) {
 
                 r = sd_event_source_set_enabled(s->watchdog_event_source, SD_EVENT_ONESHOT);
         } else {
-                r = sd_event_add_monotonic(UNIT(s)->manager->event, s->watchdog_timestamp.monotonic + s->watchdog_usec, 0, service_dispatch_watchdog, s, &s->watchdog_event_source);
+                r = sd_event_add_monotonic(UNIT(s)->manager->event, &s->watchdog_event_source, s->watchdog_timestamp.monotonic + s->watchdog_usec, 0, service_dispatch_watchdog, s);
                 if (r < 0) {
                         log_warning_unit(UNIT(s)->id, "%s failed to add watchdog timer: %s", UNIT(s)->id, strerror(-r));
                         return;
@@ -354,7 +354,7 @@ static int service_arm_timer(Service *s, usec_t usec) {
                 return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
         }
 
-        return sd_event_add_monotonic(UNIT(s)->manager->event, now(CLOCK_MONOTONIC) + usec, 0, service_dispatch_timer, s, &s->timer_event_source);
+        return sd_event_add_monotonic(UNIT(s)->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + usec, 0, service_dispatch_timer, s);
 }
 
 #ifdef HAVE_SYSV_COMPAT
@@ -1368,19 +1368,10 @@ static int service_load_pid_file(Service *s, bool may_warn) {
                 return r;
         }
 
-        if (kill(pid, 0) < 0 && errno != EPERM) {
+        if (!pid_is_alive(pid)) {
                 if (may_warn)
-                        log_info_unit(UNIT(s)->id,
-                                      "PID "PID_FMT" read from file %s does not exist.",
-                                      pid, s->pid_file);
-                return -ESRCH;
-        }
+                        log_info_unit(UNIT(s)->id, "PID "PID_FMT" read from file %s does not exist or is a zombie.", pid, s->pid_file);
 
-        if (get_process_state(pid) == 'Z') {
-                if (may_warn)
-                        log_info_unit(UNIT(s)->id,
-                                      "PID "PID_FMT" read from file %s is a zombie.",
-                                      pid, s->pid_file);
                 return -ESRCH;
         }
 
@@ -1573,7 +1564,7 @@ static int service_coldplug(Unit *u) {
                                 return r;
                 }
 
-                if (pid_valid(s->main_pid) &&
+                if (pid_is_unwaited(s->main_pid) &&
                     ((s->deserialized_state == SERVICE_START && IN_SET(s->type, SERVICE_FORKING, SERVICE_DBUS, SERVICE_ONESHOT, SERVICE_NOTIFY)) ||
                      IN_SET(s->deserialized_state,
                             SERVICE_START, SERVICE_START_POST,
@@ -1586,7 +1577,7 @@ static int service_coldplug(Unit *u) {
                                 return r;
                 }
 
-                if (pid_valid(s->control_pid) &&
+                if (pid_is_unwaited(s->control_pid) &&
                     IN_SET(s->deserialized_state,
                            SERVICE_START_PRE, SERVICE_START, SERVICE_START_POST,
                            SERVICE_RELOAD,
@@ -1818,7 +1809,7 @@ static int main_pid_good(Service *s) {
                 /* If it's an alien child let's check if it is still
                  * alive ... */
                 if (s->main_pid_alien && s->main_pid > 0)
-                        return kill(s->main_pid, 0) >= 0 || errno != ESRCH;
+                        return pid_is_alive(s->main_pid);
 
                 /* .. otherwise assume we'll get a SIGCHLD for it,
                  * which we really should wait for to collect exit