#!/bin/sh
fs=$(find "${1:-.}" \
	\( -type d -name '*.git' -prune \) -o \
	\( -type f -print0 \) |
xargs -0 \
	-P "$(sysctl -n hw.ncpu)" \
	-r 2>/dev/null grep -Il '[[:space:]]$'
)
if [ -n "$fs" ]
then echo "$fs" && exit 1
else exit 0
fi
}