TARGET := ion OBJS := $(TARGET).o CFLAGS ?= -g -std=c99 -Wall -Werror .PHONY: all run all: run run: $(TARGET) @echo "running $(TARGET)" ./$(TARGET) $(TARGET): $(OBJS) $(CC) $(CFLAGS) -o $@ $(OBJS) .PHONY: clean clean: rm -f $(OBJS) $(TARGET) .PHONY: release release: clean CFLAGS="$(CFLAGS) -DRELEASE" make $(TARGET)