Volume based makefile for docker control

makefile

all: run/* .datavol
    docker run --rm --volumes-from=$$(cat .datavol) -w /work -v $$PWD/run:/work \
        -v /output ipython/scipystack make $(MFLAGS)
    docker cp $$(cat .datavol):/output/out.png .

.datavol:
    docker run --cidfile=$@ -v /output debian

clean:
    docker rm -f $$(cat .datavol)
    rm -f .datavol out.png