# Create a Slackware package from a structured directory and sub-tree
$ cd /path/to/pkg/dir
$ su - c 'makepkg --linkadd y --chown n $foo-1.0.3-x86_64-1_tag.tgz'


# Install a Slackware package
installpkg foo-1.0.3-x86_64-1.tgz

# Install a Slackware package to non-standard location
ROOT=/path/to/dir installpkg foo-1.0.4-noarch-1.tgz

# Create backup of files that will be overwritten when installing
tar czvf /tmp/backup.tar.gz $(installpkg --warn foo-1.0.4-noarch-1.tgz)


# Upgrade a Slackware package including files only in new version
upgradepkg --install-new foo-1.0.6-noarch-1.tgz

# Upgrade a Slackware package even if version is the same
upgradepkg --reinstall foo-1.0.4-noarch-1.tgz


# Remove a Slackware package
removepkg foo-0.2.8-x86_64-1

# Remove a Slackware package, retaining a backup (uninstalled) copy
removepkg -copy foo-0.2.8-x86_64-1  # -> /var/log/setup/tmp/preserved_packages/foo...