infodir=/usr/share/info filelist=(make.info make.info-1 make.info-2) post_install() { [ -x usr/bin/install-info ] || return 0 for file in ${filelist[@]}; do install-info $infodir/$file.gz $infodir/dir 2> /dev/null done } post_upgrade() { post_install $1 } pre_remove() { [ -x usr/bin/install-info ] || return 0 for file in ${filelist[@]}; do install-info --delete $infodir/$file.gz $infodir/dir 2> /dev/null done }