+ ## RULE: textures/FOO/* must use textures/FOO/*, for FOO in decals, liquids_water, liquids_slime, liquids_lava, warpzone
+ textures/decals/*|textures/liquids_water/*|textures/liquids_slime/*|textures/liquids_lava/*|textures/warpzone/*)
+ pre=${1%/*}