ALL_FIGURE_NAMES=$(shell cat externalTest.figlist)
ALL_FIGURES=$(ALL_FIGURE_NAMES:%=%.pdf)

allimages: $(ALL_FIGURES)
^^I@echo All images exist now. Use make -B to re-generate them.

FORCEREMAKE:

include $(ALL_FIGURE_NAMES:%=%.dep)

%.dep:
^^Itouch $@ # will be filled later.

xetexpics/externalTest-figure0.pdf: 
^^Ixelatex -halt-on-error -interaction=batchmode -jobname ``xetexpics/externalTest-figure0'' ``\def\tikzexternalrealjob{externalTest}\input{externalTest}''