optionally disable install targets

Author: Yury Rakhuba

CMakeLists.txt

@@ -5,6 +5,7 @@ project(NodeEditor CXX)
 
 set(CMAKE_DISABLE_IN_SOURCE_BUILD ON)
 set(CMAKE_DISABLE_SOURCE_CHANGES  ON)
+set(CMAKE_DISABLE_INSTALL_TARGETS OFF)
 
 get_directory_property(_has_parent PARENT_DIRECTORY)
 if(_has_parent)
@@ -152,6 +153,7 @@ if(BUILD_TESTING)
   add_subdirectory(test)
 endif()
 
+if (NOT ${CMAKE_DISABLE_INSTALL_TARGETS})
 ###############
 # Installation
 ##
@@ -185,3 +187,4 @@ install(FILES
   ${CMAKE_CURRENT_BINARY_DIR}/NodeEditorConfig.cmake
   DESTINATION ${INSTALL_CONFIGDIR}
 )
+endif()