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.\" $Id: push.8 11176 2002-08-20 17:07:29Z joda $
.\"
.Dd May 31, 1998
.Dt PUSH 8
.Os HEIMDAL
.Sh NAME
.Nm push
.Nd fetch mail via POP
.Sh SYNOPSIS
.Nm
.Op Fl 4 | Fl -krb4
.Op Fl 5 | Fl -krb5
.Op Fl v | Fl -verbose
.Op Fl f | Fl -fork
.Op Fl l | -leave
.Op Fl -from
.Op Fl c | -count
.Op Fl -headers Ns = Ns Ar headers
.Oo Fl p Ar port-spec \*(Ba Xo
.Fl -port Ns = Ns Ar port-spec
.Xc
.Oc
.Ar po-box
.Pa filename
.Sh DESCRIPTION
.Nm
retrieves mail from the post office box
.Ar po-box ,
and stores the mail in mbox format in
.Pa filename .
The
.Ar po-box
can have any of the following formats:
.Bl -hang -compact -offset indent
.It Ql hostname:username
.It Ql po:hostname:username
.It Ql username@hostname
.It Ql po:username@hostname
.It Ql hostname
.It Ql po:username
.El
.Pp
If no username is specified,
.Nm
assumes that it's the same as on the local machine;
.Ar hostname
defaults to the value of the
.Ev MAILHOST
environment variable.
.Pp
Supported options:
.Bl -tag -width Ds
.It Xo
.Fl 4 ,
.Fl -krb4
.Xc
use Kerberos 4 (if compiled with support for Kerberos 4)
.It Xo
.Fl 5 ,
.Fl -krb5
.Xc
use Kerberos 5 (if compiled with support for Kerberos 5)
.It Xo
.Fl f ,
.Fl -fork
.Xc
fork before starting to delete messages
.It Xo
.Fl l ,
.Fl -leave
.Xc
don't delete fetched mail
.It Xo
.Fl -from
.Xc
behave like from.
.It Xo
.Fl c ,
.Fl -count
.Xc
first print how many messages and bytes there are.
.It Xo
.Fl -headers Ns = Ns Ar headers
.Xc
a list of comma-separated headers that should get printed.
.It Xo
.Fl p Ar port-spec ,
.Fl -port Ns = Ns Ar port-spec
.Xc
use this port instead of the default
.Ql kpop
or
.Ql 1109 .
.El
.Pp
The default is to first try Kerberos 5 authentication and then, if
that fails, Kerberos 4.
.Sh ENVIRONMENT
.Bl -tag -width Ds
.It Ev MAILHOST
points to the post office, if no other hostname is specified.
.El
.\".Sh FILES
.Sh EXAMPLES
.Bd -literal -offset indent
$ push cornfield:roosta ~/.emacs-mail-crash-box
.Ed
.Pp
tries to fetch mail for the user
.Ar roosta
from the post office at
.Dq cornfield ,
and stores the mail in
.Pa ~/.emacs-mail-crash-box
(you are using Gnus, aren't you?)
.Bd -literal -offset indent
$ push --from -5 havregryn
.Ed
.Pp
tries to fetch
.Sy From:
lines for current user at post office
.Dq havregryn
using Kerberos 5.
.\".Sh DIAGNOSTICS
.Sh SEE ALSO
.Xr from 1 ,
.Xr pfrom 1 ,
.Xr movemail 8 ,
.Xr popper 8
.\".Sh STANDARDS
.Sh HISTORY
.Nm
was written while waiting for
.Nm movemail
to finish getting the mail.
.\".Sh AUTHORS
.\".Sh BUGS
|
