gentoo-overlay/dev-libs/libnest2d/files/libnest2d-0.4-gnu-install-dirs.patch

--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -114,6 +114,7 @@
 endif()
 
 include(CMakePackageConfigHelpers)
+include(GNUInstallDirs)
 
 write_basic_package_version_file(
     "${CMAKE_CURRENT_BINARY_DIR}/cmakeexports/${PROJECT_NAME}ConfigVersion.cmake"     
@@ -123,10 +124,10 @@
 
 install(TARGETS libnest2d libnest2d_headeronly ${LIBNAME} 
   EXPORT ${PROJECT_NAME}Targets
-  RUNTIME DESTINATION bin 
-  ARCHIVE DESTINATION lib
-  LIBRARY DESTINATION lib
-  INCLUDES DESTINATION include)
+  RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+  ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+  INCLUDES DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
 
 export(EXPORT ${PROJECT_NAME}Targets 
        FILE "${CMAKE_CURRENT_BINARY_DIR}/cmakeexports/${PROJECT_NAME}Targets.cmake"