Function pkgcraft_pkg_cmp 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn pkgcraft_pkg_cmp<'a>(
    p1: *mut Pkg<'a>,
    p2: *mut Pkg<'a>,
) -> c_int

Compare two packages returning -1, 0, or 1 if the first package is less than, equal to, or greater than the second package, respectively.

Safety

The arguments must be non-null Pkg pointers.