fix: creating a copy of signalstring

status-im · Feb 9, 2023 · 7a286e5 · 7a286e5
1 parent 0b41a9b
commit 7a286e5
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/vendor/DOtherSide/lib/src/DOtherSide.cpp b/vendor/DOtherSide/lib/src/DOtherSide.cpp
@@ -766,7 +766,8 @@ ::DosQMetaObject *dos_qmetaobject_create(::DosQMetaObject *superClassVPtr,
 void dos_signal(::DosQObject *vptr, const char *signal, const char *slot) //
 {
     auto qobject = static_cast<QObject *>(vptr);
-    QMetaObject::invokeMethod(qobject, slot, Qt::QueuedConnection, Q_ARG(QString, signal));  
+    std::string copy = signal; // signal comes from nim, and might be GC. Creating a copy (QT will handle the freeing)
+    QMetaObject::invokeMethod(qobject, slot, Qt::QueuedConnection, Q_ARG(QString, copy.c_str()));
 }
 
 void dos_qmetaobject_delete(::DosQMetaObject *vptr)