xdm: Changes to 'master'

[Alan Coopersmith]

 auth.c          |   68 ++++++++++++++++++++++++++++++++++++++------------------
 dm.c            |   22 ++++++++++++++++++
 greeter/Login.c |    4 +--
 3 files changed, 71 insertions(+), 23 deletions(-)

New commits:
commit 61f5e8ee407d361bc10d704ab67a828c54678bfa
Author: Georgy A. Shepelev <gerik at super-komputer6-44.ultra>
Date:   Tue Sep 22 16:58:40 2009 +0400

    The whole widget borders width could not be set to zero.
    
    Signed-off-by: Georgy A. Shepelev <shepelev.georgy at googlemail.com>
    Tested-by: Georgy A. Shepelev <shepelev.georgy at googlemail.com>
    Signed-off-by: Alan Coopersmith <alan.coopersmith at sun.com>

commit 748cfcc771c7f599d8087c7aa044bc5ff770da1d
Author: Alan Coopersmith <alan.coopersmith at sun.com>
Date:   Tue Sep 22 13:42:31 2009 -0700

    Make parent authdir if needed at startup
    
    Allows setting authdir to /var/run/xdm
    
    Also refactor directory creation code for less duplication
    
    Signed-off-by: Alan Coopersmith <alan.coopersmith at sun.com>

commit 619af82effb9125c904d34c9fbc4bf93385d7b9e
Author: Alan Coopersmith <alan.coopersmith at sun.com>
Date:   Tue Sep 22 13:41:38 2009 -0700

    Create piddir if needed on startup
    
    Allows setting piddir to /var/run/xdm/
    
    Signed-off-by: Alan Coopersmith <alan.coopersmith at sun.com>