New topic: how to handle Empty Service appications, Run and Stop method
<http://forums.realsoftware.com/viewtopic.php?t=30549> Page 1 of 1 [ 1 post ] Previous topic | Next topic Author Message unclepauly Post subject: how to handle Empty Service appications, Run and Stop methodPosted: Mon Oct 19, 2009 9:11 am Joined: Fri Oct 16, 2009 1:36 pm Posts: 2 hello, im developing a service application on a Mac. i have added logging so i can see whats happening and when. all i want the service to do is create and listen on an IPCSocket when the service starts, and close the IPCSocket when the service stops. the service application has, amongst other things, a Run method and a Stop method. i am using the "launchctl load" command to start my service and the "launchctl unload" command to stop my service, and i assumed that the Run method would be called when the service is loaded and the Stop method would be called when the service is unloaded - but it seems not. as i understand it, when the Run method ends, the Stop method is then immediately called. i believe it happens this way due to my logging. when i do the "launchctl load" command, i can see the Run method being hit - and then i can see the Stop method being hit, which surely is not right ? so my initial idea to prevent this was to put a while loop in the Run method. this will loop forever, calling DoEvents. i thought that this would prevent the Run method from ending - which it does - and i also thought that it would allow the Stop method to be called when i do the "launchctl unload" command - which it does not. what am i doing wrong ? i just want the Run method to be called once on start up, and the Stop method called once when the service stops. here is the code that i have got so far (taken the logging out) : [Run method] Code: //at start-up i create a new IPCSocket and set it as a property (MyIPCSock) so that it is global to the app. Dim ipcsock as new IPCSocket MyIPCSock = ipcsock MyIPCSock.Path = "mypath" MyIPCSock.Listen //while loop was here Quit(0) //at this point the Stop method gets called automatically [Stop method] Code: //the Stop method has been called - close the IPCSocket MyIPCSock.Close thank you. Top Display posts from previous: All posts1 day7 days2 weeks1 month3 months6 months1 year Sort by AuthorPost timeSubject AscendingDescending Page 1 of 1 [ 1 post ] -- Over 1500 classes with 29000 functions in one REALbasic plug-in collection. The Monkeybread Software Realbasic Plugin v9.3. http://www.monkeybreadsoftware.de/realbasic/plugins.shtml [email protected]
