AnalogSignal: Make sure the trace is redrawn when changing vdiv count

[pulseview.git] / signalhandler.cpp

diff --git a/signalhandler.cpp b/signalhandler.cpp
index fbbcf225d8995cec5dca768f026d7d0a3434caf4..4736292cb63ddee8c06791ea3584b01497e81bc8 100644 (file)
--- a/signalhandler.cpp
+++ b/signalhandler.cpp
@@ -42,8 +42,8 @@ bool SignalHandler::prepare_signals()
        sigemptyset(&sig_action.sa_mask);
        sig_action.sa_flags = SA_RESTART;
 
-       if (sigaction(SIGINT, &sig_action, 0) != 0 ||
-               sigaction(SIGTERM, &sig_action, 0) != 0) {
+       if (sigaction(SIGINT, &sig_action, nullptr) != 0 ||
+               sigaction(SIGTERM, &sig_action, nullptr) != 0) {
                close(sockets_[0]);
                close(sockets_[1]);
                return false;
@@ -53,7 +53,7 @@ bool SignalHandler::prepare_signals()
 }
 
 SignalHandler::SignalHandler(QObject* parent) : QObject(parent),
-       socket_notifier_(0)
+       socket_notifier_(nullptr)
 {
        socket_notifier_ = new QSocketNotifier(sockets_[1],
                QSocketNotifier::Read, this);