savecache: clean up implementation
savecache: clean up implementation

X-Gentoo-Bug: 557222
X-Gentoo-Bug-URL: https://bugs.gentoo.org/show_bug.cgi?id=557222

williamh/openrc,dwfreed/openrc,williamh/openrc,OpenRC/openrc,dwfreed/openrc,OpenRC/openrc,dwfreed/openrc,williamh/openrc,OpenRC/openrc