Fix cmake include problem

CMakeLists.txt

@@ -68,9 +68,6 @@ IF(EXISTS "${GNSS_UTILS_CONFIG_DIR}" AND NOT IS_DIRECTORY "${GNSS_UTILS_CONFIG_D
 ENDIF()
 # Configure config.h
 configure_file(${CMAKE_CURRENT_SOURCE_DIR}/internal/config.h.in "${GNSS_UTILS_CONFIG_DIR}/config.h")
-message("GNSS_UTILS CONFIG ${GNSS_UTILS_CONFIG_DIR}/config.h")
-message("CONFIG DIRECTORY ${PROJECT_BINARY_DIR}")
-include_directories("${PROJECT_BINARY_DIR}/conf")
 
 # rtklib path
 SET(RTKLIB_SRC_DIR deps/RTKLIB/src)
@@ -163,9 +160,9 @@ install(
   ${LIB_INSTALL_DIR}/${PROJECT_NAME}/cmake
 )
 
-# Specifies include directories to use when compiling the plugin target
-# This way, include_directories does not need to be called in plugins depending on this one
-target_include_directories(${PROJECT_NAME} INTERFACE
+target_include_directories(${PLUGIN_NAME} PUBLIC
+  $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+  $<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/conf>
   $<INSTALL_INTERFACE:${INCLUDE_INSTALL_DIR}>
 )