Detect new available names in bus

[Lawrence D'Oliveiro]

On Fri, 18 Feb 2022 11:42:05 +0100, Ralf Habacker wrote:

> Am 17.02.22 um 22:00 schrieb Lawrence D'Oliveiro:
>
>> On Thu, 17 Feb 2022 10:45:19 +0100, Ralf Habacker wrote:
>>   
>>> but not visible on the bus:  
>> 
>> If they were to begin with, then the existing “NameOwnerChanged”
>> signal would automatically provide notification of their coming and
>> going, as for any other bus name. No need for any new
>> (publicly-visible) mechanism.  
> 
> But can't this have a negative impact on existing applications that
> use the current behavior to determine if a service is running or not ?

Why would they need to? Isn’t the important point about D-Bus the fact
that the service is available on the bus (or not), not that some
process behind that service is or is not running? The latter is just an
implementation matter.