Add public include directory for cmake module

include/include.macro.cmake

@@ -1,4 +1,2 @@
 # =========== include - macro =========== 
 set (PROJECT_LIBCOPP_ROOT_INC_DIR ${CMAKE_CURRENT_LIST_DIR})
-
-include_directories(${PROJECT_LIBCOPP_ROOT_INC_DIR})

src/libcopp/CMakeLists.txt

@@ -32,6 +32,12 @@ else ()
     )
 endif()
 
+target_include_directories(${PROJECT_LIBCOPP_LIB_LINK} 
+    PUBLIC 
+        "$<BUILD_INTERFACE:${PROJECT_LIBCOPP_ROOT_INC_DIR}>"
+        "$<INSTALL_INTERFACE:include>"
+)
+
 install(TARGETS ${PROJECT_LIBCOPP_LIB_LINK}
     EXPORT ${PROJECT_LIBCOPP_EXPORT_NAME}
     RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}

src/libcotask/CMakeLists.txt

@@ -39,9 +39,7 @@ else ()
     )
 endif()
 
-if (BUILD_SHARED_LIBS)
-    target_link_libraries(${PROJECT_LIBCOTASK_LIB_LINK} ${PROJECT_LIBCOPP_LIB_LINK})
-endif ()
+target_link_libraries(${PROJECT_LIBCOTASK_LIB_LINK} PUBLIC ${PROJECT_LIBCOPP_LIB_LINK})
 
 install(TARGETS ${PROJECT_LIBCOTASK_LIB_LINK}
     EXPORT ${PROJECT_LIBCOTASK_EXPORT_NAME}