undefined reference with shared library using cmake

Question

I have looked a lot of placed to find this answer, but I have not been able to find anything that pertains to my situation. It seems so easy, which is why this is so frustr

Answer 1

Don't assume that the directory containing CMakeLists.txt is the current directory at runtime. Instead, use ${CMAKE_CURRENT_SOURCE_DIR} whenever you want a path relative to the CMakeLists.txt. For example:

include_directories(${CMAKE_CURRENT_SOURCE_DIR}/hdr)