STEPS = step0_repl.pas step1_read_print.pas step2_eval.pas \
	step3_env.pas step4_if_fn_do.pas step5_tco.pas \
	step6_file.pas step7_quote.pas step8_macros.pas \
	step9_try.pas stepA_mal.pas

STEP0_DEPS = mal_readline.pas
STEP1_DEPS = $(STEP0_DEPS) mal_types.pas reader.pas printer.pas
STEP3_DEPS = $(STEP1_DEPS) mal_env.pas
STEP4_DEPS = $(STEP3_DEPS) core.pas

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

DEBUG = -gl

# Set this to link with libreadline instead of libedit
USE_READLINE =

FPC = fpc -MOBJFPC -ve -Furegexpr/Source $(DEBUG) $(if $(strip $(USE_READLINE)),-dUSE_READLINE,)

all: $(patsubst %.pas,%,$(STEPS))

step%: step%.pas
	$(FPC) $<

step0_repl: $(STEP0_DEPS)
step1_read_print step2_eval: $(STEP1_DEPS)
step3_env: $(STEP3_DEPS)
step4_if_fn_do step5_tco step6_file step7_quote step8_macros step9_try stepA_mal: $(STEP4_DEPS)

clean:
	rm -f $(STEPS:%.pas=%) *.o *.ppu regexpr/Source/*.o regexpr/Source/*.ppu mal