Fix in the check of alignment conf method call result

Author: shahor02

Detectors/Align/Workflow/src/BarrelAlignmentSpec.cxx

@@ -147,8 +147,7 @@ void BarrelAlignmentSpec::init(InitContext& ic)
     }
     std::string tmpmacro = mConfMacro + "+";
     TString cmd = gSystem->GetMakeSharedLib();
-    cmd.ReplaceAll("$Opt", "-O0 -g -ggdb");
-
+    cmd += " -O0 -g -ggdb";
     // protect macro compilation by semaphore (to avoid problems in the pipelined code)
     {
       boost::interprocess::named_semaphore* sem = nullptr;
@@ -244,7 +243,7 @@ void BarrelAlignmentSpec::updateTimeDependentParams(ProcessingContext& pc)
 
     // call this in the very end
     if (mUsrConfMethod) {
-      int dummyPar = 0, ret = 0;
+      int dummyPar = 0, ret = -1;
       Controller* tmpPtr = mController.get();
       const void* args[2] = {&tmpPtr, &dummyPar};
       mUsrConfMethod->Execute(nullptr, args, 2, &ret);