+
+#NOTE: .zshenv XDG paths are hardcoded to allow non-zsh install
+
+: ${DEST:=$(realpath "$HOME")}
+: ${SRC:=$(dirname "$(realpath "$0")")}
+
+# test
+devnull=/dev/null
+if [ "$1" = "test" ]; then
+ echo "Running test -- no changes will be applied"
+ devnull=/dev/stdout
+ _cd() {
+ cd $*;
+ echo " cd $*";
+ echo "\$PWD=$PWD";
+ }
+ alias cd="_cd"
+ alias mkdir="echo -- mkdir"
+ alias ln="echo -- ln"
+ alias rm="echo -- rm"
+ alias sh="echo -- sh"
+fi
+
+# create preferred folder structure
+cd $DEST
+mkdir -p bin etc share/fonts share/themes share/icons >$devnull 2>&1
+command -v vim >$devnull 2>&1 && mkdir -pm 700 var/tmp/vim >$devnull 2>&1
+cd $SRC >$devnull
+
+# ensure ostype
+if [ -z "$OSTYPE" ]; then
+ OSTYPE=$(uname -s | tr '[:upper:]' '[:lower:]')
+fi
+
+# accomodate multiple userlands
+lnargs=-sfnv
+case "$OSTYPE" in
+ freebsd*) lnargs=-sFhv;;
+ netbsd|openbsd*) lnargs=-sfhv;;
+esac
+
+l() {
+ # TODO: use install?
+ d="$DEST/${1:-$x}"
+ [ -L "$d" -o \! -e "$d" ] && ln $lnargs "$SRC/${2:-$x}" "$d" ||
+ echo "!!! File exists and is not a link: $1"
+}
+
+# generic links
+find base -mindepth 1 -maxdepth 1 | while read -r x; do l "${x#base/}"; done
+find bin etc share -mindepth 1 -maxdepth 1 | while read -r x; do l; done
+
+# xorg/wayland resources
+find gui -mindepth 1 -maxdepth 1 | while read -r y; do
+ case "${y#gui/}" in
+ icons|themes)
+ find "$y" -mindepth 1 -maxdepth 2 -type d | while read -r x; do
+ [ ! -e "$x/index.theme" ] && continue
+ command -v gtk-update-icon-cache >$devnull 2>&1 &&
+ gtk-update-icon-cache -f "$x"
+ l "share${y#gui}/$(basename "$x")"
+ done
+ ;;
+ fonts)
+ find "$y" -mindepth 1 -maxdepth 2 -type d | while read -r x; do
+ command -v mkfontscale >$devnull 2>&1 && mkfontscale "$x"
+ command -v mkfontdir >$devnull 2>&1 && mkfontdir "$x"
+ [ "$(head -1 "$x/fonts.scale" >$devnull 2>&1)" = 0 ] &&
+ rm "$x/fonts.scale"
+ [ "$(head -1 "$x/fonts.dir" >$devnull 2>&1)" = 0 ] &&
+ rm "$x/fonts.dir"
+ l "share${y#gui}/$(basename "$x")"
+ done
+ ;;
+ *)
+ find "$y" -mindepth 1 -maxdepth 1 | while read -r x; do
+ l "share${x#gui}"
+ done
+ ;;
+ esac