statistics: statistics.pas
	mkdir -p lib
	fpc -Mobjfpc -FUlib -Fu/usr/lib/fpc/src/packages/* -Fu../units "$<"

werte.dat: statistics gpx-to-tsv
	find ~/tmp/ -name '*.gpx' \
	| sort \
	| tr '\n' '\0' \
	| xargs -0r cat \
	| ./gpx-to-tsv \
	| ./statistics \
	>"$@"