CC=gcc
CFLAGS=-std=c17 -Wall -Werror -g
TESTFW=criterion

# Directories
BIN=bin
OBJ=obj
SRC=src
TEST=tests

# Files
OBJS=$(patsubst $(SRC)/%.c, $(OBJ)/%.o, $(wildcard $(SRC)/*.c))
TESTBINS=$(patsubst $(TEST)/%.c, $(BIN)/%, $(wildcard $(TEST)/*.c))

all: test

# Target Directories
$(OBJ):
	mkdir $@

$(BIN):
	mkdir $@

# Target Files
$(OBJ)/%.o: $(SRC)/%.c $(OBJ)
	$(CC) $(CFLAGS) -o $@ -c $<

$(BIN)/%: $(BIN) $(TEST)/%.c $(OBJS)
	$(CC) $(CFLAGS) -o $@ -l $(TESTFW) $(filter-out $<,$^)

# Actions
.PHONY: test
test: $(TESTBINS)
	for test in $(TESTBINS); do ./$$test --verbose; done

.PHONY: clean
clean:
	rm -r $(BIN) $(OBJ)

.PHONY: info
info:
	@printf "OBJS: %s\n" $(OBJS)
	@printf "TESTBINS: %s\n" $(TESTBINS)