Dpkg::Pre-Install-Pkgs {"while read pkg; do /home/user/aptbackup.sh $pkg; done"};
#!/bin/sh PKG=$1 BKPDIR=/home/user/MyDocs/AptBackup FNAME=$(echo $PKG | sed -re "s/.*(\/)([^\/]*$).*/\2/" | sed -e "s/\.[^\.]*$/.deb/") mkdir -p $BKPDIR cp -f $PKG $BKPDIR/$FNAME;