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post_install() { gtk-update-icon-cache -q -t -f /usr/share/icons/hicolor > /dev/null 2>&1 update-desktop-database > /dev/null 2>&1 } post_upgrade() { post_install $1 } pre_remove() { update-desktop-database > /dev/null 2>&1 } post_remove() { gtk-update-icon-cache -q -t -f /usr/share/icons/hicolor > /dev/null 2>&1 update-desktop-database > /dev/null 2>&1 }