effective group ID (and any of our group) doesn't match the group ID of the file, we get EPERM. This doesn't conform POSIX. POSIX requires that we should return 0, but silently clear the set-gid bit.
effective group ID (and any of our group) doesn't match the group ID of the file, we get EPERM. This doesn't conform POSIX. POSIX requires that we should return 0, but silently clear the set-gid bit.