Merge branch 'yixuan:master' into master

CMakeLists.txt

@@ -64,16 +64,16 @@ include(GNUInstallDirs)
 install(
     TARGETS Spectra
     EXPORT Spectra-targets
-    INCLUDES DESTINATION include
+    INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
 )
 
-install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/ DESTINATION include)
+install(DIRECTORY ${PROJECT_SOURCE_DIR}/include/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 
 install(
     EXPORT Spectra-targets
     FILE Spectra-targets.cmake
     NAMESPACE Spectra::
-    DESTINATION share/spectra/cmake
+    DESTINATION ${CMAKE_INSTALL_DATADIR}/cmake/Spectra
 )
 
 # Configure package
@@ -83,7 +83,7 @@ include(CMakePackageConfigHelpers)
 configure_package_config_file(
     ${PROJECT_SOURCE_DIR}/cmake/spectra-config.cmake.in
     ${CMAKE_BINARY_DIR}/cmake/spectra-config.cmake
-    INSTALL_DESTINATION share/spectra/cmake
+    INSTALL_DESTINATION ${CMAKE_INSTALL_DATADIR}/cmake/Spectra
 )
 
 write_basic_package_version_file(
@@ -96,7 +96,7 @@ install(
     FILES
         ${CMAKE_BINARY_DIR}/cmake/spectra-config.cmake
         ${CMAKE_BINARY_DIR}/cmake/spectra-config-version.cmake
-    DESTINATION share/spectra/cmake
+    DESTINATION ${CMAKE_INSTALL_DATADIR}/cmake/Spectra
 )
 
 find_package(CLANG_FORMAT 9)

README.md

@@ -247,7 +247,7 @@ An optional CMake installation is supported, if you have CMake with at least v3.
 ```bash
 mkdir build && cd build
 cmake .. -DCMAKE_INSTALL_PREFIX='intended installation directory' -DCMAKE_PREFIX_PATH='path where the installation of Eigen3 can be found' -DBUILD_TESTS=TRUE
-make all && make tests && make install
+make all && make test && make install
 ```
 
 By installing **Spectra** in this way, you also create a CMake target `Spectra::Spectra` that can be used in subsequent build procedures for other programs.

cmake/spectra-config.cmake.in

@@ -1,5 +1,6 @@
 @PACKAGE_INIT@
 
+include(CMakeFindDependencyMacro)
 find_dependency (Eigen3 CONFIG)
 
 if(NOT TARGET Spectra::Spectra)