build: remove duplicates from order-only directory prerequisite list

This reduces startup latency for make invocations, which is especially
noticeable on systems that are slow or have slow I/O, like Windows.
This commit is contained in:
Diego Biurrun 2011-07-10 21:05:45 +02:00
parent 28e1c97916
commit 3e5cce81e7

View File

@ -39,9 +39,9 @@ $(HOSTOBJS): %.o: %.c
$(HOSTPROGS): %$(HOSTEXESUF): %.o $(HOSTPROGS): %$(HOSTEXESUF): %.o
$(HOSTCC) $(HOSTLDFLAGS) -o $@ $< $(HOSTLIBS) $(HOSTCC) $(HOSTLDFLAGS) -o $@ $< $(HOSTLIBS)
$(OBJS): | $(dir $(OBJS)) $(OBJS): | $(sort $(dir $(OBJS)))
$(HOSTOBJS): | $(dir $(HOSTOBJS)) $(HOSTOBJS): | $(sort $(dir $(HOSTOBJS)))
$(TESTOBJS): | $(dir $(TESTOBJS)) $(TESTOBJS): | $(sort $(dir $(TESTOBJS)))
$(TOOLOBJS): | tools $(TOOLOBJS): | tools
OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS)) OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS))