SRC = $(wildcard src/*.c)
INCLUDE = include

CFLAGS?= -O3 -flto -fgraphite
CFLAGS+= -Wall $(addprefix -I,$(INCLUDE)) --std=gnu11 -pedantic

LDFLAGS?= -O3 -flto

OBJ:= obj

STATIC = $(addprefix $(OBJ)/static/,$(SRC:.c=.o))
SHARED = $(addprefix $(OBJ)/shared/,$(SRC:.c=.o))

BUILD = librc

.PHONY: all
all: dirs $(BUILD)

dirs:
	@mkdir -p obj/{shared,static}/src

obj/static/%.o: %.c
	$(CC) -c $< $(CFLAGS) -o $@

obj/shared/%.o: %.c
	$(CC) -fPIC -c $< $(CFLAGS) -o $@

$(BUILD).a: $(STATIC)
	ar rcs $@ $^

$(BUILD).so: $(SHARED)
	$(CC) -shared $^ $(CFLAGS) -o $@ $(LDFLAGS)
	strip $@

$(BUILD): $(BUILD).a $(BUILD).so

clean:
	rm -f $(BUILD).{a,so}
	rm -rf obj