The check_shared_libraries_closure() methods allows to make sure the
shared library of a spec only link with valid shared libraries.
For instance, when linking with our own version of zlib, we want
to make sure that the built shared libraries do not link with
/usr/lib/libz.so, but with our zlib.
The
check_shared_libraries_closure()methods allows to make sure the shared library of a spec only link with valid shared libraries.For instance, when linking with our own version of
zlib, we want to make sure that the built shared libraries do not link with/usr/lib/libz.so, but with ourzlib.