Project 'global_planner' tried to find library '-lpthread'. The library is neither a target nor

Project 'global_planner' tried to find library '-lpthread'. The library is

neither a target nor built/installed properly. Did you compile project

'costmap_2d'? Did you find_package() it before the subdirectory containing

its code is included?

 

cmake版本不对，用3.13,3.15的试了都不行，用3.12.4的可以。

 

https://blog.youkuaiyun.com/l1216766050/article/details/83719995

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=915148

 

我想可能还有另外一种方法：

在costmap_2d或者正在编译的包的的cmakelists里添加target_link_libraries(${PROJECT_NAME} pthread）