1.\" $NetBSD: mkalias.8,v 1.8 2002/02/02 02:34:16 wiz Exp $ 2.\" 3.\" Copyright (c) 1997 Mats O Jansson <moj@stacken.kth.se> 4.\" All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. All advertising materials mentioning features or use of this software 15.\" must display the following acknowledgement: 16.\" This product includes software developed by Mats O Jansson 17.\" 4. The name of the author may not be used to endorse or promote products 18.\" derived from this software without specific prior written permission. 19.\" 20.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 21.\" OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 22.\" WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 24.\" DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30.\" SUCH DAMAGE. 31.\" 32.Dd July 21, 1997 33.Dt MKALIAS 8 34.Os 35.Sh NAME 36.Nm mkalias 37.Nd a YP map conversion program 38.Sh SYNOPSIS 39.Nm 40.Op Fl deEnsuv 41.Ar input 42.Op Ar output 43.Sh DESCRIPTION 44.Nm 45is used to convert a 46.Pa mail.aliases 47map to a 48.Pa mail.byaddr 49map. This is a inverse map of user@host (or user!host) back to alias. 50.Pp 51.Nm 52uses 53.Ar input 54as the input map, and if 55.Ar output 56is given, use that as the output map. 57If the output map isn't given don't create database. 58This can be useful when 59.Fl e 60or 61.Fl E 62is given. 63.Pp 64The options are as follows: 65.Bl -tag -width indent 66.It Fl d 67Assume domain names are OK. 68Only useful together with 69.Fl e 70or 71.Fl E . 72.It Fl e 73Check host to verify that it exists. 74.It Fl E 75Same as 76.Fl e , 77but also check for any MX-record. 78.It Fl n 79Capitalize name. eg mats.o.jansson becomes Mats.O.Jansson. 80.It Fl u 81Assume UUCP names are OK. 82Only useful together with 83.Fl e 84or 85.Fl E . 86.It Fl s 87Ignored (only provided for compatibility with SunOS 4.1.x). 88.It Fl v 89Verbose mode. 90.El 91.Sh SEE ALSO 92.Xr yp 8 , 93.Xr ypserv 8 94.Sh AUTHORS 95.An Mats O Jansson Aq moj@stacken.kth.se 96