HUGS_PATHS = -Pabstract/:do/:game/:neutral/:op/:query/:util/:
GHC_PATHS  = -iabstract -ido -igame -ineutral -iop -iquery -iutil
GHC_OPTS   = -fallow-overlapping-instances \
             -fallow-undecidable-instances \
             -fglasgow-exts
GHC_MEM    = -M250m -K250m -H250m
GHC_LIBS   = -syslib data -syslib posix
GHC_OPT    = -O2
GHC_CMDL   = $< $(GHC_PATHS) $(GHC_LIBS) $(GHC_OPTS) +RTS $(GHC_MEM) -RTS
GHC_CMD    = ghc --make $(GHC_OPT) $(GHC_CMDL)
GHCI_CMD   = ghci $(GHC_CMDL)

###############################################################################

.PHONY: play run

play: Play.hs
	hugs -98 +o +s +t -h1000000 $(HUGS_PATHS) $<

gplay: Play.hs
	$(GHCI_CMD)

Play.hs: $(wildcard */*.hs)
	( echo "module Play where"                     \
        ; for mod in $^; do echo -n "import "          \
        ; echo $$mod | sed 's|^.*/||;s|.hs||'; done    \
        ; echo "import List" ; echo "import FiniteMap" \
        ; echo "import Monad"; echo "import Ratio"     \
        ) > $@

run: main
	./$< +RTS $(GHC_MEM) -RTS

main: Main.hs
	$(GHC_CMD) -o main

###############################################################################

.PHONY: objclean bakclean clean

clean: bakclean objclean
	rm -f main

objclean:
	rm -f */*.{o,hi} *.{o,hi}

bakclean:
	rm -f */*~ *