Using pugixml in qtcreator project(by cmake)

[Guochh01]

When I build, a lot of source code-related errors are reported. I think it may be a problem with my cmakelists file, but I don't know how to solve.Sincerely hope someone can help me.

The error message is as follows:

The file structure is as follows:

My cmakelists file is as follows:

cmake_minimum_required(VERSION 3.8.0)
project(qt_lego_loam)

set(CMAKE_INCLUDE_CURRENT_DIR ON)

find_package(catkin REQUIRED COMPONENTS 
                                                     qt_build roscpp rviz)
include_directories(include 
                               ${catkin_INCLUDE_DIRS})

find_package(Qt5 REQUIRED Core Widgets )
set(QT_LIBRARIES Qt5::Widgets)

catkin_package()

file(GLOB QT_FORMS RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} ui/*.ui)
file(GLOB QT_RESOURCES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} resources/*.qrc)
file(GLOB QT_MOC RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} FOLLOW_SYMLINKS include/qt_lego_loam/*.hpp)

QT5_ADD_RESOURCES(QT_RESOURCES_CPP ${QT_RESOURCES})
QT5_WRAP_UI(QT_FORMS_HPP ${QT_FORMS})
QT5_WRAP_CPP(QT_MOC_HPP ${QT_MOC})


file(GLOB_RECURSE QT_SOURCES RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} FOLLOW_SYMLINKS src/*.cpp)

add_executable(qt_lego_loam ${QT_SOURCES} ${QT_RESOURCES_CPP} ${QT_FORMS_HPP} ${QT_MOC_HPP} include/pugixml/pugiconfig.hpp include/pugixml/pugixml.hpp)
target_link_libraries(qt_lego_loam ${QT_LIBRARIES} ${catkin_LIBRARIES})

[Guochh01]

I think I found the reason, because I put the cpp and hpp files in two separate folders...
But there is a question, if I want to place them separately, what should I do?