Module: libav
Branch: master
Commit: 3e5cce81e77fae6af91fcf8de11dafe9c8b1744d

Author:    Diego Biurrun <[email protected]>
Committer: Diego Biurrun <[email protected]>
Date:      Sun Jul 10 21:05:45 2011 +0200

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.

---

 common.mak |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/common.mak b/common.mak
index da51495..8a2aa7c 100644
--- a/common.mak
+++ b/common.mak
@@ -39,9 +39,9 @@ $(HOSTOBJS): %.o: %.c
 $(HOSTPROGS): %$(HOSTEXESUF): %.o
        $(HOSTCC) $(HOSTLDFLAGS) -o $@ $< $(HOSTLIBS)
 
-$(OBJS):     | $(dir $(OBJS))
-$(HOSTOBJS): | $(dir $(HOSTOBJS))
-$(TESTOBJS): | $(dir $(TESTOBJS))
+$(OBJS):     | $(sort $(dir $(OBJS)))
+$(HOSTOBJS): | $(sort $(dir $(HOSTOBJS)))
+$(TESTOBJS): | $(sort $(dir $(TESTOBJS)))
 $(TOOLOBJS): | tools
 
 OBJDIRS := $(OBJDIRS) $(dir $(OBJS) $(HOSTOBJS) $(TESTOBJS))

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