一套客户/服务器模式的备份系统代码,跨平台,支持linux,AIX, IRIX, FreeBSD, Digital Unix (OSF1), Solaris and HP-UX.

				#!/bin/sh -e								fix_cruft ()				{				   DOC=/usr/share/doc/afbackup				   test -d $DOC && rm -rf $DOC && ln -s afbackup-common $DOC				   case "$1" in				      2.6*)					 echo "Moving state files to new location!"					 mv -f /var/log/afbackup/tapepos /var/lib/afbackup > /dev/null 2>&1				      ;;				   esac    				}								inetd ()				{				   update-inetd --group OTHER --add \				      "afbackup   stream   tcp   nowait   root  /usr/sbin/afserver	afserver  /etc/afbackup/server.conf" 				}								cryptkey ()				{				   FILE=/etc/afbackup/cryptkey				   if [ -f $FILE ]; then				      FILE=$FILE.dpkg-dist				   fi				   dd if=/dev/urandom of=$FILE bs=21 count=1 2> /dev/null				   chmod 600 $FILE				}								case "$1" in				    configure)				        fix_cruft $2					inetd				        cryptkey				    ;;								    abort-upgrade|abort-remove|abort-deconfigure)				    ;;								    *)				        echo "postinst called with unknown argument \`$1'" >&2				        exit 0				    ;;				esac												#DEBHELPER#