adding a semaphore to handle end of acq

This commit is contained in:
2018-04-12 15:50:27 +02:00
parent 1c5250ea7f
commit d3c807975f
2 changed files with 12 additions and 5 deletions

View File

@ -293,6 +293,9 @@ class Listener : private virtual slsReceiverDefs, public ThreadObject {
/** if the udp socket is connected */
bool udpSocketAlive;
/** Semaphore to synchonize deleting udp socket */
sem_t semaphore_socket;
// for print progress during acqusition
/** number of packets for statistic */

View File

@ -60,12 +60,13 @@ Listener::Listener(detectorType dtype, Fifo*& f, runStatus* s, uint32_t* portno,
}
NumberofListeners++;
FILE_LOG(logDEBUG) << "Number of Listeners: " << NumberofListeners;
}
Listener::~Listener() {
if (udpSocket) delete udpSocket;
sem_post(&semaphore_socket);
sem_destroy(&semaphore_socket);
if (carryOverPacket) delete [] carryOverPacket;
if (listeningPacket) delete [] listeningPacket;
ThreadObject::DestroyThread();
@ -230,6 +231,7 @@ int Listener::CreateUDPSockets() {
return FAIL;
}
udpSocketAlive = true;
sem_init(&semaphore_socket,1,0);
return OK;
}
@ -242,6 +244,10 @@ void Listener::ShutDownUDPSocket() {
FILE_LOG(logINFO) << "Shut down of UDP port " << *udpPortNumber;
fflush(stdout);
//delete socket at stoplistening
sem_wait(&semaphore_socket);
delete udpSocket;
udpSocket = 0;
sem_destroy(&semaphore_socket);
}
}
@ -311,10 +317,8 @@ void Listener::StopListening(char* buf) {
(*((uint32_t*)buf)) = DUMMY_PACKET_VALUE;
fifo->PushAddress(buf);
StopRunning();
if (udpSocket) {
delete udpSocket;
udpSocket = 0;
}
sem_post(&semaphore_socket);
#ifdef VERBOSE
cprintf(GREEN,"%d: Listening Packets (%u) : %llu\n", index, *udpPortNumber, numPacketsCaught);
cprintf(GREEN,"%d: Listening Completed\n", index);