Always use GZ_ prefixed export base

Signed-off-by: methylDragon <[email protected]>

cmake/Export.hh.in

@@ -73,10 +73,6 @@
 // TICKTOCK IGNITION ========================================================
 // TODO(CH3): Remove on ticktock, supports defining IGNITION macros if we're
 //            a lib is using GZ_ prefixed export macros
-#define _@export_base@_USING_GZ_EXPORT_BASE @_using_gz_export_base@
-#if _USING_GZ_EXPORT_BASE
-
-
 #ifndef @_ign_export_base@_VISIBLE
 /// For @lib_name@ developers: Apply this macro to @lib_name@
 /// functions and classes which consumers of this library will need to be able
@@ -97,5 +93,4 @@
 #endif
 
 
-#endif  // _@export_base@_USING_GZ_EXPORT_BASE
 #endif  // @export_base@_EXPORT_HH_

cmake/IgnUtils.cmake

@@ -1182,18 +1182,10 @@ function(ign_add_component component_name)
 
   #------------------------------------
   # Create the target for this component, and configure it to be installed
-
-  # Support "gz-"
-  if(${PROJECT_LIBRARY_TARGET_NAME} MATCHES "^gz-")
-   set(EXPORT_PREFIX "GZ")
-  else()
-   set(EXPORT_PREFIX "IGNITION")
-  endif()
-
   _ign_add_library_or_component(
     LIB_NAME ${component_target_name}
     INCLUDE_DIR "${PROJECT_INCLUDE_DIR}/${include_subdir}"
-    EXPORT_BASE ${EXPORT_PREFIX}_${IGN_DESIGNATION_UPPER}_${component_name_upper}
+    EXPORT_BASE GZ_${IGN_DESIGNATION_UPPER}_${component_name_upper}
     SOURCES ${sources}
     ${interface_option})
 
@@ -1394,7 +1386,6 @@ macro(_ign_add_library_or_component)
   # - export_base
   # - lib_name
   #
-  # - _using_gz_export_base
   # - _ign_export_base
 
   #------------------------------------
@@ -1499,12 +1490,6 @@ macro(_ign_add_library_or_component)
     # TODO(CH3): Remove this on ticktock
     # This is to allow IGNITION_ prefixed export macros to generate in Export.hh
     # _using_gz_export_base is used in Export.hh.in's configuration!
-    if(${export_base} MATCHES "^GZ_")
-      set(_using_gz_export_base 1)
-    else()
-      set(_using_gz_export_base 0)
-    endif()
-
     string(REGEX REPLACE "^GZ_" "IGNITION_" _ign_export_base ${export_base})
 
     configure_file(