Ivan Sergio Borgonovo <mail(at)webthatworks(dot)it> writes: > ... I can't make install (provided it works as expected, I didn't try > yet) since I sincerely hope that my user doesn't have write right on > whatever is pointed by $libdir.
Why not? In order to install a C function, you have to be superuser, which means you already have the keys to the kingdom database-wise. There is no reason to not give a developer of C functions write access on $libdir. He could do whatever he wanted inside the C code anyway.