Refactor library version and installation

CMakeLists.txt

@@ -1,35 +1,49 @@
 cmake_minimum_required(VERSION 3.20)
 
-project(fimdlp)
+project(fimdlp 
+    LANGUAGES CXX
+    DESCRIPTION "Discretization algorithm based on the paper by Fayyad & Irani Multi-Interval Discretization of Continuous-Valued Attributes for Classification Learning."
+    HOMEPAGE_URL "https://github.com/rmontanana/mdlp"
+    VERSION 2.0.1
+)
 set(CMAKE_CXX_STANDARD 17)
 cmake_policy(SET CMP0135 NEW)
 
 find_package(Torch CONFIG REQUIRED)
 
-set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}  -fno-elide-constructors")
+# Options
+# -------
+option(ENABLE_TESTING OFF)
+option(ENABLE_SAMPLE  OFF)
+option(COVERAGE       OFF)
+
+add_subdirectory(config)
+
+set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fno-elide-constructors")
 set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -O3")
 if (NOT ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
     set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fno-default-inline")
 endif()
 
 if (ENABLE_TESTING)
-    MESSAGE("Debug mode")
+    message("Debug mode")
     enable_testing()
     set(CODE_COVERAGE ON)
-    SET(GCC_COVERAGE_LINK_FLAGS " ${GCC_COVERAGE_LINK_FLAGS} -lgcov --coverage")
+    set(GCC_COVERAGE_LINK_FLAGS "${GCC_COVERAGE_LINK_FLAGS} -lgcov --coverage")
     add_subdirectory(tests)
-else(ENABLE_TESTING)
-    MESSAGE("Release mode")
-endif(ENABLE_TESTING)
+else()
+    message("Release mode")
+endif()
 
 if (ENABLE_SAMPLE)
     message("Building sample")
     add_subdirectory(sample)
-endif(ENABLE_SAMPLE)
+endif()
 
 include_directories(
     ${TORCH_INCLUDE_DIRS}
     ${fimdlp_SOURCE_DIR}/src
+    ${CMAKE_BINARY_DIR}/configured_files/include
 )
 
 add_library(fimdlp src/CPPFImdlp.cpp src/Metrics.cpp src/BinDisc.cpp src/Discretizer.cpp)
@@ -37,8 +51,29 @@ target_link_libraries(fimdlp "${TORCH_LIBRARIES}")
 
 # Installation
 # ------------
+include(CMakePackageConfigHelpers)
+write_basic_package_version_file(
+    "${CMAKE_CURRENT_BINARY_DIR}/fimdlpConfigVersion.cmake"
+    VERSION ${PROJECT_VERSION}
+    COMPATIBILITY AnyNewerVersion
+)
+
 install(TARGETS fimdlp
+        EXPORT fimdlpTargets
         ARCHIVE DESTINATION lib
         LIBRARY DESTINATION lib
         CONFIGURATIONS Release)
+
 install(DIRECTORY src/ DESTINATION include/fimdlp FILES_MATCHING CONFIGURATIONS Release PATTERN "*.h")
+install(FILES ${CMAKE_BINARY_DIR}/configured_files/include/config.h DESTINATION include/fimdlp CONFIGURATIONS Release)
+
+install(EXPORT fimdlpTargets
+        FILE fimdlpTargets.cmake
+        NAMESPACE fimdlp::
+        DESTINATION lib/cmake/fimdlp)
+
+configure_file(fimdlpConfig.cmake.in "${CMAKE_CURRENT_BINARY_DIR}/fimdlpConfig.cmake" @ONLY)
+install(FILES "${CMAKE_CURRENT_BINARY_DIR}/fimdlpConfig.cmake"
+              "${CMAKE_CURRENT_BINARY_DIR}/fimdlpConfigVersion.cmake"
+        DESTINATION lib/cmake/fimdlp)
+