Bug#56478: mv in boot-floppies does not work reliably

[karlheg@bittersweet.inetarena.com (Karl M. Hegbloom)]

>>>>> "Santiago" == Santiago Vila <sanvila@unex.es> writes:

    Santiago> Package: boot-floppies Version: 2.2.5 Severity: grave

    Santiago> The "mv" command in the boot floppies is not reliable
    Santiago> enough for moving existing directories.

    Santiago> I have done the following to reproduce this: Downloaded
    Santiago> root.bin from the disks-i386 directory, renamed it to
    Santiago> root.bin.gz, gunzip it, and mount it on /mnt using the
    Santiago> loop device. Then I do the following:

    Santiago> mkdir test cd test mkdir a b /mnt/bin/mv a b ls b [ at
    Santiago> this point, nothing is shown ]

    Santiago> The `a' directory disappears!

    Santiago> The mv command in slink's boot floppies used to work.
    Santiago> Since this bug may cause data loss, I tag it as "grave".

 I have been working on `busybox' to fix similar misbehaviour in `cp'.
 I've looked at `mv' briefly; I will spend some more time on it as
 part of what I'm doing with `busybox'.  Thank you for providing me
 with a test case.