From 067d72c9fe698d305a07db17fc5b328e4a17cc8f Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 3 Feb 2012 04:03:21 +0100 Subject: [PATCH] timer: convert failure bool into enum --- src/automount.c | 2 +- src/dbus-timer.c | 7 ++++++- src/timer.c | 37 ++++++++++++++++++++++++++++--------- src/timer.h | 12 +++++++++++- 4 files changed, 46 insertions(+), 12 deletions(-) diff --git a/src/automount.c b/src/automount.c index 507fc258d..cf2fb60cd 100644 --- a/src/automount.c +++ b/src/automount.c @@ -881,7 +881,7 @@ const UnitVTable automount_vtable = { .bus_interface = "org.freedesktop.systemd1.Automount", .bus_message_handler = bus_automount_message_handler, - .bus_invalidating_properties = bus_automount_invalidating_properties, + .bus_invalidating_properties = bus_automount_invalidating_properties, .shutdown = automount_shutdown }; diff --git a/src/dbus-timer.c b/src/dbus-timer.c index 0988b3e11..b396aed04 100644 --- a/src/dbus-timer.c +++ b/src/dbus-timer.c @@ -31,6 +31,7 @@ " \n" \ " \n" \ " \n" \ + " \n" \ " \n" #define INTROSPECTION \ @@ -51,7 +52,8 @@ const char bus_timer_interface[] _introspect_("Timer") = BUS_TIMER_INTERFACE; const char bus_timer_invalidating_properties[] = "Timers\0" - "NextElapseUSec\0"; + "NextElapseUSec\0" + "Result\0"; static int bus_timer_append_timers(DBusMessageIter *i, const char *property, void *data) { Timer *p = data; @@ -113,10 +115,13 @@ static int bus_timer_append_unit(DBusMessageIter *i, const char *property, void return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM; } +static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_timer_append_timer_result, timer_result, TimerResult); + static const BusProperty bus_timer_properties[] = { { "Unit", bus_timer_append_unit, "s", 0 }, { "Timers", bus_timer_append_timers, "a(stt)", 0 }, { "NextElapseUSec", bus_property_append_usec, "t", offsetof(Timer, next_elapse) }, + { "Result", bus_timer_append_timer_result,"s", offsetof(Timer, result) }, { NULL, } }; diff --git a/src/timer.c b/src/timer.c index ce7fd6bb3..e318fee20 100644 --- a/src/timer.c +++ b/src/timer.c @@ -133,8 +133,10 @@ static void timer_dump(Unit *u, FILE *f, const char *prefix) { fprintf(f, "%sTimer State: %s\n" + "%sResult: %s\n" "%sUnit: %s\n", prefix, timer_state_to_string(t->state), + prefix, timer_result_to_string(t->result), prefix, UNIT_DEREF(t->unit)->id); LIST_FOREACH(value, v, t->values) @@ -183,13 +185,13 @@ static int timer_coldplug(Unit *u) { return 0; } -static void timer_enter_dead(Timer *t, bool success) { +static void timer_enter_dead(Timer *t, TimerResult f) { assert(t); - if (!success) - t->failure = true; + if (f != TIMER_SUCCESS) + t->result = f; - timer_set_state(t, t->failure ? TIMER_FAILED : TIMER_DEAD); + timer_set_state(t, t->result != TIMER_SUCCESS ? TIMER_FAILED : TIMER_DEAD); } static void timer_enter_waiting(Timer *t, bool initial) { @@ -273,7 +275,7 @@ static void timer_enter_waiting(Timer *t, bool initial) { fail: log_warning("%s failed to enter waiting state: %s", UNIT(t)->id, strerror(-r)); - timer_enter_dead(t, false); + timer_enter_dead(t, TIMER_FAILURE_RESOURCES); } static void timer_enter_running(Timer *t) { @@ -295,7 +297,7 @@ static void timer_enter_running(Timer *t) { fail: log_warning("%s failed to queue unit startup job: %s", UNIT(t)->id, bus_error(&error, r)); - timer_enter_dead(t, false); + timer_enter_dead(t, TIMER_FAILURE_RESOURCES); dbus_error_free(&error); } @@ -309,7 +311,7 @@ static int timer_start(Unit *u) { if (UNIT_DEREF(t->unit)->load_state != UNIT_LOADED) return -ENOENT; - t->failure = false; + t->result = TIMER_SUCCESS; timer_enter_waiting(t, true); return 0; } @@ -320,7 +322,7 @@ static int timer_stop(Unit *u) { assert(t); assert(t->state == TIMER_WAITING || t->state == TIMER_RUNNING || t->state == TIMER_ELAPSED); - timer_enter_dead(t, true); + timer_enter_dead(t, TIMER_SUCCESS); return 0; } @@ -332,6 +334,7 @@ static int timer_serialize(Unit *u, FILE *f, FDSet *fds) { assert(fds); unit_serialize_item(u, f, "state", timer_state_to_string(t->state)); + unit_serialize_item(u, f, "result", timer_result_to_string(t->result)); return 0; } @@ -351,6 +354,15 @@ static int timer_deserialize_item(Unit *u, const char *key, const char *value, F log_debug("Failed to parse state value %s", value); else t->deserialized_state = state; + } else if (streq(key, "result")) { + TimerResult f; + + f = timer_result_from_string(value); + if (f < 0) + log_debug("Failed to parse result value %s", value); + else if (f != TIMER_SUCCESS) + t->result = f; + } else log_debug("Unknown serialization key '%s'", key); @@ -443,7 +455,7 @@ static void timer_reset_failed(Unit *u) { if (t->state == TIMER_FAILED) timer_set_state(t, TIMER_DEAD); - t->failure = false; + t->result = TIMER_SUCCESS; } static const char* const timer_state_table[_TIMER_STATE_MAX] = { @@ -466,6 +478,13 @@ static const char* const timer_base_table[_TIMER_BASE_MAX] = { DEFINE_STRING_TABLE_LOOKUP(timer_base, TimerBase); +static const char* const timer_result_table[_TIMER_RESULT_MAX] = { + [TIMER_SUCCESS] = "success", + [TIMER_FAILURE_RESOURCES] = "resources" +}; + +DEFINE_STRING_TABLE_LOOKUP(timer_result, TimerResult); + const UnitVTable timer_vtable = { .suffix = ".timer", .object_size = sizeof(Timer), diff --git a/src/timer.h b/src/timer.h index d5cbc1156..f5c5c64f2 100644 --- a/src/timer.h +++ b/src/timer.h @@ -56,6 +56,13 @@ typedef struct TimerValue { bool disabled; } TimerValue; +typedef enum TimerResult { + TIMER_SUCCESS, + TIMER_FAILURE_RESOURCES, + _TIMER_RESULT_MAX, + _TIMER_RESULT_INVALID = -1 +} TimerResult; + struct Timer { Unit meta; @@ -67,7 +74,7 @@ struct Timer { Watch timer_watch; - bool failure; + TimerResult result; }; void timer_unit_notify(Unit *u, UnitActiveState new_state); @@ -80,4 +87,7 @@ TimerState timer_state_from_string(const char *s); const char *timer_base_to_string(TimerBase i); TimerBase timer_base_from_string(const char *s); +const char* timer_result_to_string(TimerResult i); +TimerResult timer_result_from_string(const char *s); + #endif -- 2.30.2