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Dami-18 avatar Dami-18 commented on June 8, 2024

I am installing cartographer on Ubuntu 20.04 and ROS noetic version. Even I am facing errors while building the package. I am getting error messages like these. How do I resolve this?

/home/vboxuser/catkin_ws5/src/cartographer/cartographer/mapping/internal/connected_components.h:75:32: error: ‘lock_’ has not been declared
75 | EXCLUSIVE_LOCKS_REQUIRED(lock_);
| ^~~~~
/home/vboxuser/catkin_ws5/src/cartographer/cartographer/mapping/internal/connected_components.h:75:37: error: ISO C++ forbids declaration of ‘EXCLUSIVE_LOCKS_REQUIRED’ with no type [-fpermissive]
75 | EXCLUSIVE_LOCKS_REQUIRED(lock_);
| ^
/home/vboxuser/catkin_ws5/src/cartographer/cartographer/mapping/internal/connected_components.h:75:7: error: ‘int cartographer::mapping::ConnectedComponents::EXCLUSIVE_LOCKS_REQUIRED(int)’ cannot be overloaded with ‘int cartographer::mapping::ConnectedComponents::EXCLUSIVE_LOCKS_REQUIRED(int)’
75 | EXCLUSIVE_LOCKS_REQUIRED(lock_);
| ^~~~~~~~~~~~~~~~~~~~~~~~
/home/vboxuser/catkin_ws5/src/cartographer/cartographer/mapping/internal/connected_components.h:73:34: note: previous declaration ‘int cartographer::mapping::ConnectedComponents::EXCLUSIVE_LOCKS_REQUIRED(int)’
73 | int FindSet(int trajectory_id) EXCLUSIVE_LOCKS_REQUIRED(lock_);
| ^~~~~~~~~~~~~~~~~~~~~~~~
/home/vboxuser/catkin_ws5/src/cartographer/cartographer/mapping/internal/connected_components.h:80:22: error: expected ‘;’ at end of member declaration
80 | std::map<int, int> forest_ GUARDED_BY(lock_);
| ^~~~~~~
| ;
/home/vboxuser/catkin_ws5/src/cartographer/cartographer/mapping/internal/connected_components.h:80:41: error: ‘lock_’ is not a type
80 | std::map<int, int> forest_ GUARDED_BY(lock_);
| ^~~~~
/home/vboxuser/catkin_ws5/src/cartographer/cartographer/mapping/internal/connected_components.h:80:46: error: ISO C++ forbids declaration of ‘GUARDED_BY’ with no type [-fpermissive]
80 | std::map<int, int> forest_ GUARDED_BY(lock_);
| ^

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