SHELL = /bin/bash
TARGET = jumpforth
SOURCES = $(TARGET).S
EXTRA_DEPS = startup.4th

all: $(TARGET)

$(TARGET): $(SOURCES) $(EXTRA_DEPS)
	gcc -m32 -nostdlib -static -o $@ $(filter-out $(EXTRA_DEPS),$^)

clean: test-clean
	$(RM) $(TARGET)

TEST_RESULTS := $(patsubst %.4th,%.act,$(wildcard test/*.4th))

.PHONY: test $(TEST_RESULTS)
test: $(TEST_RESULTS)

test-clean:
	$(RM) $(TEST_RESULTS)

test-refresh: $(TEST_RESULTS)
	@for act in $^; do \
	   exp="$${act%.act}.exp"; \
	   if ! diff -q "$$exp" "$$act" >/dev/null; then \
	     echo "Refreshing $$exp"; cp -- "$$act" "$$exp"; \
	   fi; \
	 done

.PHONY: $(TEST_RESULTS)
$(TEST_RESULTS): %.act: %.4th $(TARGET)
	@printf '%s … ' $(notdir $<) && \
	 { ./$(TARGET) < $< >& $@; echo exit-code: $$? >> $@; } && \
	 if [[ ! -e $(@:%.act=%.exp) ]]; then echo '(new)'; cp $@ $(@:%.act=%.exp); \
	 elif diff -q $(@:%.act=%.exp) $@ >/dev/null; then echo '✓'; \
	 else echo '✗'; diff -u $(@:%.act=%.exp) $@; :; fi