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core/dbus-job, systemctl: shorten some code

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This commit is contained in:
Zbigniew Jędrzejewski-Szmek 2016-11-16 21:01:11 -05:00
parent bc357ce5d7
commit 76d8ca2229
2 changed files with 21 additions and 32 deletions
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25
src/core/dbus-job.c
View File

@ -258,40 +258,35 @@ static int bus_job_track_handler(sd_bus_track *t, void *userdata) {
}
static int bus_job_allocate_bus_track(Job *j) {
int r;
assert(j);
if (j->bus_track)
return 0;
r = sd_bus_track_new(j->unit->manager->api_bus, &j->bus_track, bus_job_track_handler, j);
if (r < 0)
return r;
return 0;
return sd_bus_track_new(j->unit->manager->api_bus, &j->bus_track, bus_job_track_handler, j);
}
int bus_job_coldplug_bus_track(Job *j) {
int r = 0;
_cleanup_strv_free_ char **deserialized_clients = NULL;
assert(j);
if (strv_isempty(j->deserialized_clients))
goto finish;
deserialized_clients = j->deserialized_clients;
j->deserialized_clients = NULL;
if (strv_isempty(deserialized_clients))
return 0;
if (!j->manager->api_bus)
goto finish;
return 0;
r = bus_job_allocate_bus_track(j);
if (r < 0)
goto finish;
return r;
r = bus_track_add_name_many(j->bus_track, j->deserialized_clients);
finish:
j->deserialized_clients = strv_free(j->deserialized_clients);
return r;
return bus_track_add_name_many(j->bus_track, deserialized_clients);
}
int bus_job_track_sender(Job *j, sd_bus_message *m) {

28
src/systemctl/systemctl.c
View File

@ -2197,7 +2197,7 @@ finish:
return r;
}
static void output_waiting_jobs(sd_bus *bus, uint32_t id, const char *method, const char *prefix) {
static int output_waiting_jobs(sd_bus *bus, uint32_t id, const char *method, const char *prefix) {
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
const char *name, *type, *state, *job_path, *unit_path;
@ -2215,29 +2215,23 @@ static void output_waiting_jobs(sd_bus *bus, uint32_t id, const char *method, co
&error,
&reply,
"u", id);
if (r < 0) {
log_debug_errno(r, "Failed to get waiting jobs for job %" PRIu32, id);
return;
}
if (r < 0)
return log_debug_errno(r, "Failed to get waiting jobs for job %" PRIu32, id);
r = sd_bus_message_enter_container(reply, 'a', "(usssoo)");
if (r < 0) {
bus_log_parse_error(r);
return;
}
if (r < 0)
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(reply, "(usssoo)", &other_id, &name, &type, &state, &job_path, &unit_path)) > 0)
printf("%s %u (%s/%s)\n", prefix, other_id, name, type);
if (r < 0) {
bus_log_parse_error(r);
return;
}
if (r < 0)
return bus_log_parse_error(r);
r = sd_bus_message_exit_container(reply);
if (r < 0) {
bus_log_parse_error(r);
return;
}
if (r < 0)
return bus_log_parse_error(r);
return 0;
}
struct job_info {