Whether this target on OS X or iOS is located at runtime using rpaths.
When this property is set to
TRUE, the directory portion of the
install_name field of this shared library will be
@rpath unless overridden by :prop_tgt:INSTALL_NAME_DIR. This indicates the shared library is to be found at runtime using runtime paths (rpaths).
This property is initialized by the value of the variable CMAKE_MACOSX_RPATH if it is set when a target is created.
Runtime paths will also be embedded in binaries using this target and can be controlled by the :prop_tgt:INSTALL_RPATH target property on the target linking to this target.
Policy CMP0042 was introduced to change the default value of
TRUE. This is because use of
@rpath is a more flexible and powerful alternative to