Hide visibility of classes

Makefile

@@ -42,4 +42,4 @@ DBDS += turboPmac/sinqMotor/src/sinqMotor.dbd
 DBDS += turboPmac/src/turboPmac.dbd
 DBDS += src/detectorTower.dbd
 
-USR_CFLAGS += -Wall -Wextra -Weffc++ -Wunused-result -Wextra -Werror # -Wpedantic // Does not work because EPICS macros trigger warnings
+USR_CFLAGS += -Wall -Wextra -Weffc++ -Wunused-result -Wextra -Werror -fvisibility=hidden # -Wpedantic // Does not work because EPICS macros trigger warnings

src/detectorTowerAngleAxis.h

@@ -3,7 +3,7 @@
 #include "detectorTowerController.h"
 #include "turboPmacAxis.h"
 
-class detectorTowerAngleAxis : public turboPmacAxis {
+class HIDDEN detectorTowerAngleAxis : public turboPmacAxis {
   public:
     /**
      * @brief Construct a new detectorTowerAngleAxis

src/detectorTowerController.h

@@ -13,11 +13,11 @@
 // Forward declaration of the axis classes to resolve the cyclic dependency
 // between the controller and the axis .h-file. See
 // https://en.cppreference.com/w/cpp/language/class.
-class detectorTowerAngleAxis;
-class detectorTowerLiftAxis;
-class detectorTowerSupportAxis;
+class HIDDEN detectorTowerAngleAxis;
+class HIDDEN detectorTowerLiftAxis;
+class HIDDEN detectorTowerSupportAxis;
 
-class detectorTowerController : public turboPmacController {
+class HIDDEN detectorTowerController : public turboPmacController {
 
   public:
     /**

src/detectorTowerLiftAxis.h

@@ -3,7 +3,7 @@
 #include "detectorTowerController.h"
 #include "turboPmacAxis.h"
 
-class detectorTowerLiftAxis : public turboPmacAxis {
+class HIDDEN detectorTowerLiftAxis : public turboPmacAxis {
   public:
     /**
      * @brief Construct a new detectorTowerAngleAxis

src/detectorTowerSupportAxis.h

@@ -7,7 +7,7 @@
  * @brief Passive axis which is mostly controlled indirectly by the hardware
  *
  */
-class detectorTowerSupportAxis : public turboPmacAxis {
+class HIDDEN detectorTowerSupportAxis : public turboPmacAxis {
   public:
     /**
      * @brief Construct a new detectorTowerSupportAxis