-int wxAddProcessCallbackForPid(wxEndProcessData *proc_data, int pid)
-{
- if(pid < 1)
- return -1;
- kern_return_t kernResult;
- mach_port_t taskOfOurProcess;
- mach_port_t machPortForProcess;
- taskOfOurProcess = mach_task_self();
- if(taskOfOurProcess == MACH_PORT_NULL)
- {
- wxLogDebug(wxT("No mach_task_self()"));
- return -1;
- }
- wxLogDebug(wxT("pid=%d"),pid);
- kernResult = task_for_pid(taskOfOurProcess,pid, &machPortForProcess);
- if(kernResult != KERN_SUCCESS)
- {
- wxLogDebug(wxT("no task_for_pid()"));
- // try seeing if it is already dead or something
- // FIXME: a better method would be to call the callback function
- // from idle time until the process terminates. Of course, how
- // likely is it that it will take more than 0.1 seconds for the
- // mach terminate event to make its way to the BSD subsystem?
- usleep(100); // sleep for 0.1 seconds
- wxMAC_MachPortEndProcessDetect(NULL, (void*)proc_data);
- return -1;
- }
- CFMachPortContext termcb_contextinfo;
- termcb_contextinfo.version = NULL;
- termcb_contextinfo.info = (void*)proc_data;
- termcb_contextinfo.retain = NULL;
- termcb_contextinfo.release = NULL;
- termcb_contextinfo.copyDescription = NULL;
- CFMachPortRef CFMachPortForProcess;
- Boolean ShouldFreePort;
- CFMachPortForProcess = CFMachPortCreateWithPort(NULL, machPortForProcess, NULL, &termcb_contextinfo, &ShouldFreePort);
- if(!CFMachPortForProcess)
- {
- wxLogDebug(wxT("No CFMachPortForProcess"));
- mach_port_deallocate(taskOfOurProcess, machPortForProcess);
- return -1;
- }
- if(ShouldFreePort)
- {
- kernResult = mach_port_deallocate(taskOfOurProcess, machPortForProcess);
- if(kernResult!=KERN_SUCCESS)
- {
- wxLogDebug(wxT("Couldn't deallocate mach port"));
- return -1;
- }
- }
- CFMachPortSetInvalidationCallBack(CFMachPortForProcess, &wxMAC_MachPortEndProcessDetect);
- CFRunLoopSourceRef runloopsource;
- runloopsource = CFMachPortCreateRunLoopSource(NULL,CFMachPortForProcess, (CFIndex)0);
- if(!runloopsource)
- {
- wxLogDebug(wxT("Couldn't create runloopsource"));
- return -1;
- }
-
- CFRelease(CFMachPortForProcess);
-
- CFRunLoopAddSource(CFRunLoopGetCurrent(),runloopsource,kCFRunLoopDefaultMode);
- CFRelease(runloopsource);
- wxLogDebug(wxT("Successfully added notification to the runloop"));
- return 0;
-}
-#endif