[ros-users] Communicating between two user created packages

Josh Faust jfaust at willowgarage.com
Wed Oct 6 20:32:06 UTC 2010

> undefined reference to `my_namespace::X::X()`
You need to add the linker flags to the exports as well.  For example, from
lflags="-Wl,-rpath,${prefix}/lib -L${prefix}/lib -lroslib"

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