Cleaned up compiler flags

Makefile

@@ -32,5 +32,5 @@ TEMPLATES += db/el734.db
 DBDS += sinqMotor/src/sinqMotor.dbd
 DBDS += src/el734.dbd
 
-USR_CFLAGS += -Wall -Wextra -Wunused-result -Werror -fvisibility=hidden # -Wpedantic // Does not work because EPICS macros trigger warnings
+USR_CFLAGS += -Wall -Wextra -Wunused-result -Werror # -Wpedantic // Does not work because EPICS macros trigger warnings
-USR_CXXFLAGS += -Wall -Wextra -Wunused-result -fvisibility=hidden
+USR_CXXFLAGS += -Wall -Wextra -Wunused-result -Werror

src/el734Axis.cpp

@@ -681,6 +681,14 @@ asynStatus el734Axis::readEncoderType() {
     case 4:
         setAxisParamChecked(this, encoderType, AbsoluteEncoder);
         break;
+    default:
+        asynPrint(pC_->pasynUser(), ASYN_TRACE_ERROR,
+                  "Controller \"%s\", axis %d  => %s, line %d\nUnknown encoder "
+                  "type %d. Please call the support.\n",
+                  pC_->portName, axisNo_, __PRETTY_FUNCTION__, __LINE__,
+                  encoder_type);
+        setAxisParamChecked(this, motorStatusProblem, true);
+        return asynError;
     }
     return asynSuccess;
 }

src/el734Controller.cpp

@@ -36,6 +36,7 @@ el734Controller::el734Controller(const char *portName,
       pEl734C_(std::make_unique<el734ControllerImpl>((el734ControllerImpl){
           .comTimeout = comTimeout,
           .lastResponse = {0},
+          .pasynInt32SyncIOipPort = nullptr,
           .limFromHardware = 0,
       }))
 
@@ -127,10 +128,8 @@ asynStatus el734Controller::writeRead(int axisNo, const char *command,
 
     // Definition of local variables.
     asynStatus status = asynSuccess;
-    asynStatus timeoutStatus = asynSuccess;
     char drvMessageText[MAXBUF_] = {0};
     int motorStatusProblem = 0;
-    int numReceivedResponses = 0;
 
     /*
     asyn defines the following reasons for an end-of-message coming from the MCU
@@ -354,8 +353,9 @@ static const iocshArg CreateControllerArg5 = {"Communication timeout (s)",
 static const iocshArg *const CreateControllerArgs[] = {
     &CreateControllerArg0, &CreateControllerArg1, &CreateControllerArg2,
     &CreateControllerArg3, &CreateControllerArg4, &CreateControllerArg5};
-static const iocshFuncDef configEl734CreateController = {"el734Controller", 6,
+static const iocshFuncDef configEl734CreateController = {
-                                                         CreateControllerArgs};
+    "el734Controller", 6, CreateControllerArgs,
+    "Create a new instance of an EL734 controller."};
 static void configEl734CreateControllerCallFunc(const iocshArgBuf *args) {
     el734CreateController(args[0].sval, args[1].sval, args[2].ival,
                           args[3].dval, args[4].dval, args[5].dval);