Tools now share a common base makefile

shared/tools.mk

@@ -0,0 +1,24 @@
+WARN_ERROR=-Werror
+HOST_WARNINGS=$(WARN_ERROR) -pedantic-errors -Wfatal-errors -Wall  -Wextra -Wno-unused-parameter -Wshadow -limagequant
+HOST_CFLAGS=$(HOST_WARNINGS) -O3 $(EXTRA_CFLAGS)
+
+$(PROGRAM): out bin $(OBJS) 
+	gcc $(OBJS) -o $(PROGRAM) $(LIBS)
+
+-include $(OBJS:.o=.d)
+
+out/%.o: %.c
+	gcc -c $(HOST_CFLAGS) $< -o $@ 
+	@gcc -MM $(HOST_CFLAGS) $*.c > out/$*.d
+	@mv -f out/$*.d out/$*.d.tmp
+	@sed  's/^.*\:/out\/&/' < out/$*.d.tmp > out/$*.d
+	@rm -f out/$*.d.tmp
+
+out:
+	mkdir out
+
+bin:
+	mkdir bin
+
+clean:
+	rm -rf out bin *~