Function
Gioclear_dbus_signal_subscription
since: 2.84
Declaration [src]
static inline void
g_clear_dbus_signal_subscription (
guint* subscription_id_pointer,
GDBusConnection* connection
)
Description [src]
If subscription_id_pointer points to a nonzero subscription ID,
unsubscribe from that D-Bus signal subscription as if via
g_dbus_connection_signal_unsubscribe().
Also set the value pointed to by subscription_id_pointer to zero,
which signifies it’s no longer a valid subscription ID.
This convenience function for C code helps to ensure that each signal
subscription is unsubscribed exactly once, similar to
g_clear_object() and g_clear_signal_handler().
Available since: 2.84
This function is not directly available to language bindings.
Parameters
subscription_id_pointer-
Type:
guint*A pointer to either a subscription ID obtained from
g_dbus_connection_signal_subscribe(), or zero.The argument will be modified by the function. connection-
Type:
GDBusConnectionThe connection from which the subscription ID was obtained. This pointer may be
NULLor invalid, if the subscription ID is zero.The data is owned by the caller of the function.