further preparations

src/engine/export.h

@@ -62,6 +62,7 @@ class DivROMExport {
     virtual void wait();
     std::vector<DivROMExportOutput>& getResult();
     virtual bool hasFailed();
+    virtual bool isRunning();
     virtual DivROMExportProgress getProgress();
     virtual ~DivROMExport() {}
 };

src/engine/export/abstract.cpp

@@ -51,3 +51,7 @@ void DivROMExport::logAppend(String what) {
 
 void DivROMExport::wait() {
 }
+
+bool DivROMExport::isRunning() {
+  return false;
+}

src/engine/export/amigaValidation.cpp

@@ -271,10 +271,24 @@ void DivExportAmigaValidation::run() {
   output.push_back(DivROMExportOutput("sample.bin",sample));
   output.push_back(DivROMExportOutput("wave.bin",wave));
   output.push_back(DivROMExportOutput("seq.bin",seq));
+
+  running=false;
 }
 
 bool DivExportAmigaValidation::go(DivEngine* eng) {
   e=eng;
+  running=true;
   exportThread=new std::thread(&DivExportAmigaValidation::run,this);
   return true;
 }
+
+void DivExportAmigaValidation::wait() {
+  if (exportThread!=NULL) {
+    exportThread->join();
+    delete exportThread;
+  }
+}
+
+bool DivExportAmigaValidation::isRunning() {
+  return running;
+}

src/engine/export/amigaValidation.h

@@ -22,8 +22,11 @@
 class DivExportAmigaValidation: public DivROMExport {
   DivEngine* e;
   std::thread* exportThread;
+  bool running;
   void run();
   public:
     bool go(DivEngine* e);
+    void abort();
+    void wait();
     ~DivExportAmigaValidation() {}
 };