8.1.3 cmake找不到源文件

开心

空间构建报错：

tingbo@DESKTOP-NHH5E05:~/chapt8/learn_pluginlib$ colcon build
Starting >>> motion_control_system
--- stderr: motion_control_system                         
CMake Error at CMakeLists.txt:13 (add_library):
  Cannot find source file:

    src/spin_motion_controller.cpp

  Tried extensions .c .C .c++ .cc .cpp .cxx .cu .mpp .m .M .mm .ixx .cppm .h
  .hh .h++ .hm .hpp .hxx .in .txx .f .F .for .f77 .f90 .f95 .f03 .hip .ispc


CMake Error at CMakeLists.txt:13 (add_library):
  No SOURCES given to target: spin_motion_controller


CMake Generate step failed.  Build files cannot be regenerated correctly.
---
Failed   <<< motion_control_system [1.50s, exited with code 1]
                                
Summary: 0 packages finished [1.73s]
  1 package failed: motion_control_system
  1 package had stderr output: motion_control_system
tingbo@DESKTOP-NHH5E05:~/chapt8/learn_pluginlib$ colcon build
Starting >>> motion_control_system
--- stderr: motion_control_system                         
CMake Error at CMakeLists.txt:13 (add_library):
  Cannot find source file:

    src/spin_motion_controller.cpp

  Tried extensions .c .C .c++ .cc .cpp .cxx .cu .mpp .m .M .mm .ixx .cppm .h
  .hh .h++ .hm .hpp .hxx .in .txx .f .F .for .f77 .f90 .f95 .f03 .hip .ispc


CMake Error at CMakeLists.txt:13 (add_library):
  No SOURCES given to target: spin_motion_controller


CMake Generate step failed.  Build files cannot be regenerated correctly.
---
Failed   <<< motion_control_system [1.51s, exited with code 1]

Summary: 0 packages finished [1.76s]
  1 package failed: motion_control_system
  1 package had stderr output: motion_control_system

cmakelists.txt代码：

cmake_minimum_required(VERSION 3.8)
project(motion_control_system)

if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
  add_compile_options(-Wall -Wextra -Wpedantic)
endif()
#==========查找依赖=========
# find dependencies
find_package(ament_cmake REQUIRED)
find_package(pluginlib REQUIRED)
include_directories(include )
#===========添加库文件========\
add_library(spin_motion_controller SHARED src/spin_motion_controller.cpp)
ament_target_dependencies(spin_motion_controller pluginlib)
install(TARGETS spin_motion_controller
  ARCHIVE DESTINATION lib 
  LIBRARY DESTINATION lib 
  RUNTIME DESTINATION bin 
)
install(DIRECTORY include/ 
  DESTINATION include/
)

#导出插件描述文件
pluginlib_export_plugin_description_file(motion_control_system 
spin_motion_plugins.xml)


if(BUILD_TESTING)
  find_package(ament_lint_auto REQUIRED)
  # the following line skips the linter which checks for copyrights
  # comment the line when a copyright and license is added to all source files
  set(ament_cmake_copyright_FOUND TRUE)
  # the following line skips cpplint (only works in a git repo)
  # comment the line when this package is in a git repo and when
  # a copyright and license is added to all source files
  set(ament_cmake_cpplint_FOUND TRUE)
  ament_lint_auto_find_test_dependencies()
endif()

ament_package()

spin_motion_cotroller.cpp代码：

#include <iostream>
#include "motion_control_system/spin_motion_controller.hpp"
namespace motion_control_system{
    void SpinMotionController::start() {
        //实现旋转逻辑运动控制逻辑
        std::cout<<"SpinMotionController::start"<<std::endl;
    }
    void SpinMotionController::stop() {
        // 停止运动控制
        std::cout<<"SpinMotionController::stop"<<std::endl;
    }
} //namespace motion_control_system
#include "pluginlib/class_list_macros.hpp"
PLUGINLIB_EXPORT_CLASS(motion_control_system::SpinMotionController, 
motion_control_system::MotionController)

spin_motion_controller.hpp代码：

#ifndef SPIN_MOTION_CONTROLLER_HPP
#define SPIN_MOTION_CONTROLLER_HPP
#include "motion_control_system/motion_control_interface.hpp"
namespace motion_control_system
{
    class SpinMotionController : public MotionController
    {
    public:
        void start() override;
        void stop() override;
    };
} // namespace motion_control_system
#endif // SPIN_MOTION_CONTROLLER_HPP

Elysia

@43996173 在 8.1.3 cmake找不到源文件中说：

spin_motion_cotroller.cpp

文件名：spin_motion_cotroller.cpp

CMake里的文件名：src/spin_motion_controller.cpp

是你的CMake文件名错了

开心

@ganyuanzhen 在 8.1.3 cmake找不到源文件中说：

spin_motion_cotroller.cpp

收到，谢谢