diff --git a/websocketpp-config.cmake.in b/websocketpp-config.cmake.in index 3fbce3b20..d53d291b3 100644 --- a/websocketpp-config.cmake.in +++ b/websocketpp-config.cmake.in @@ -8,7 +8,7 @@ set_and_check(WEBSOCKETPP_INCLUDE_DIR "@PACKAGE_INSTALL_INCLUDE_DIR@") set(WEBSOCKETPP_FOUND TRUE) #This is a bit of a hack, but it works well. It also allows continued support of CMake 2.8 -if(${CMAKE_VERSION} VERSION_GREATER 3.0.0 OR ${CMAKE_VERSION} VERSION_EQUAL 3.0.0) +if((${CMAKE_VERSION} VERSION_GREATER 3.0.0 OR ${CMAKE_VERSION} VERSION_EQUAL 3.0.0) AND NOT TARGET websocketpp::websocketpp) add_library(websocketpp::websocketpp INTERFACE IMPORTED) set_target_properties(websocketpp::websocketpp PROPERTIES INTERFACE_INCLUDE_DIRECTORIES "${WEBSOCKETPP_INCLUDE_DIR}") endif()