Correctly import Eigen3

CMakeLists.txt

@@ -25,7 +25,7 @@
 cmake_minimum_required(VERSION 3.16)
 
 # set the project name
-project(libcifpp VERSION 5.2.4 LANGUAGES CXX)
+project(libcifpp VERSION 5.2.5 LANGUAGES CXX)
 
 list(PREPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 
@@ -190,6 +190,7 @@ endif()
 find_package(ZLIB REQUIRED)
 
 find_package(Eigen3 REQUIRED)
+get_property(EIGEN_INCLUDE_DIR TARGET Eigen3::Eigen PROPERTY INTERFACE_INCLUDE_DIRECTORIES)
 
 include(FindFilesystem)
 list(APPEND CIFPP_REQUIRED_LIBRARIES ${STDCPPFS_LIBRARY})
@@ -298,11 +299,11 @@ set_target_properties(cifpp PROPERTIES POSITION_INDEPENDENT_CODE ON)
 
 target_include_directories(cifpp
 	PUBLIC
-	"$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include;${PROJECT_BINARY_DIR}>"
+	"$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include;${PROJECT_BINARY_DIR};${EIGEN_INCLUDE_DIR}>"
 	"$<INSTALL_INTERFACE:${CMAKE_INSTALL_INCLUDEDIR}>"
 )
 
-target_link_libraries(cifpp PUBLIC Threads::Threads ZLIB::ZLIB ${CIFPP_REQUIRED_LIBRARIES} PRIVATE Eigen3::Eigen)
+target_link_libraries(cifpp PUBLIC Threads::Threads ZLIB::ZLIB ${CIFPP_REQUIRED_LIBRARIES})
 
 if(CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
 	target_link_options(cifpp PRIVATE -undefined dynamic_lookup)
@@ -428,7 +429,7 @@ if(BUILD_TESTING)
 
 		add_executable(${CIFPP_TEST} ${CIFPP_TEST_SOURCE})
 
-		target_link_libraries(${CIFPP_TEST} PRIVATE Threads::Threads cifpp::cifpp Boost::boost)
+		target_link_libraries(${CIFPP_TEST} PRIVATE Threads::Threads cifpp::cifpp Boost::boost Eigen3::Eigen)
 
 		if(MSVC)
 			# Specify unwind semantics so that MSVC knowns how to handle exceptions

changelog

+Version 5.2.5
+- Correctly import the Eigen3 library
+
 Version 5.2.4
 - Changes required to build on Windows