ShutdownCommand.cc

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00001 /*
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00006  * 
00007  * Intel Open Source License 
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00010  * 
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00038 
00039 #include "ShutdownCommand.h"
00040 #include "CompletionNotifier.h"
00041 #include "DTNServer.h"
00042 #include "bundling/BundleDaemon.h"
00043 
00044 namespace dtn {
00045 
00046 ShutdownCommand::ShutdownCommand(DTNServer* dtnserver, const char* cmd)
00047     : TclCommand(cmd), dtnserver_(dtnserver)
00048 {
00049     add_to_help(cmd, "shutdown the daemon");
00050 }
00051 
00052 void
00053 ShutdownCommand::call_exit(void* clientData)
00054 {
00055     DTNServer* dtnserver = (DTNServer*)clientData;
00056     oasys::TclCommandInterp::instance()->exit_event_loop();
00057     dtnserver->shutdown();
00058 }
00059 
00060 int
00061 ShutdownCommand::exec(int argc, const char** argv, Tcl_Interp* interp)
00062 {
00063     (void)interp;
00064 
00065     // should have no subcommands or options
00066     if (argc != 1) {
00067         wrong_num_args(argc, argv, 1, 1, 1);
00068         return TCL_ERROR;
00069     }
00070 
00071     // to make it possible to both return from the shutdown command
00072     // and still cleanly return from the tcl command, we exit from the
00073     // event loop in the background
00074     Tcl_CreateTimerHandler(0, ShutdownCommand::call_exit,
00075                            (void*)dtnserver_);
00076 
00077     return TCL_OK;
00078 }
00079 
00080 
00081 } // namespace dtn

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