From fad835cf6452c01fc254023cf2d6166baf1ba277 Mon Sep 17 00:00:00 2001 From: sfan5 Date: Mon, 23 Aug 2021 13:33:25 +0200 Subject: [PATCH] Fix server-only builds on older CMake versions (#11566) closes #11564 --- CMakeLists.txt | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index 9cb5678c4..7b2663341 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -71,8 +71,8 @@ if(EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/lib/irrlichtmt") endif() else() add_library(IrrlichtMt::IrrlichtMt INTERFACE IMPORTED) - target_include_directories(IrrlichtMt::IrrlichtMt INTERFACE - "${CMAKE_CURRENT_SOURCE_DIR}/lib/irrlichtmt/include") + set_target_properties(IrrlichtMt::IrrlichtMt PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${CMAKE_CURRENT_SOURCE_DIR}/lib/irrlichtmt/include") endif() else() find_package(IrrlichtMt QUIET) @@ -90,7 +90,9 @@ else() endif() message(STATUS "Found Irrlicht headers: ${IRRLICHT_INCLUDE_DIR}") add_library(IrrlichtMt::IrrlichtMt INTERFACE IMPORTED) - target_include_directories(IrrlichtMt::IrrlichtMt INTERFACE "${IRRLICHT_INCLUDE_DIR}") + # Note that we can't use target_include_directories() since that doesn't work for IMPORTED targets before CMake 3.11 + set_target_properties(IrrlichtMt::IrrlichtMt PROPERTIES + INTERFACE_INCLUDE_DIRECTORIES "${IRRLICHT_INCLUDE_DIR}") else() message(STATUS "Found IrrlichtMt ${IrrlichtMt_VERSION}") endif()