.PHONY: all clean

CXX = c++
LDFLAGS =
CXXFLAGS = -I. -std=c++17
MKDIR_P = mkdir -p

EXE = exe/hello-world-ng
TEST = t/greeting-test

mod_OBJ = mod/greeting.o
hello_world_ng_OBJ = exe/hello-world-ng.o
greeting_test_OBJ = t/greeting-test.o

OBJ = $(hello_world_ng_OBJ) $(mod_OBJ)

all: $(EXE)

test: $(TEST)
	@for x in $^; do \
		echo $$x; \
		$$x; \
	done

test-junit: $(TEST)
	$(MKDIR_P) test-results/t
	@for x in $^; do \
		echo $$x -r junit -o test-results/$$x.xml --success; \
		$$x -r junit -o test-results/$$x.xml --success || :; \
	done

clean:
	$(RM) $(OBJ)
	$(RM) $(EXE)
	$(RM) -r test-results

exe/hello-world-ng: $(hello_world_ng_OBJ) $(mod_OBJ)
	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $^

t/greeting-test: $(greeting_test_OBJ) $(mod_OBJ)
	$(CXX) $(CXXFLAGS) $(LDFLAGS) -o $@ $^

%.o: %.cpp
	$(CXX) $(CXXFLAGS) -o $@ -c $<