From e06e2143d72c56cd10bb1a52341902d7c4eff0b5 Mon Sep 17 00:00:00 2001
From: Mariano Alvira <mar@devl.org>
Date: Thu, 11 Mar 2010 16:17:18 -0500
Subject: [PATCH] handle empty COBJS

---
 Makefile.include | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Makefile.include b/Makefile.include
index fb8e8715e..29cc02ea1 100644
--- a/Makefile.include
+++ b/Makefile.include
@@ -57,9 +57,13 @@ $(ISR): $(ISR:.o=.c)
 	$(CC) $(CFLAGS) $(ARM_FLAGS) -MMD $< -c -o $@
 	@$(FINALIZE_DEPENDENCY)
 
+
+ifdef $(COBJS)
+BOARDARCS := $(OBJDIR)/board.a(${filter $(OBJDIR)/%.o,$(OBJDIR)/$(COBJS)})
+endif
 empty-board-a:
 	$(AR) $(ARFLAGS) $(OBJDIR)/board.a
-$(OBJDIR)/board.a: empty-board-a $(OBJDIR)/board.a(${filter $(OBJDIR)/%.o,$(OBJDIR)/$(COBJS)})    #$(filter $(OBJDIR)/%.o), $(OBJDIR)/board.a($(OBJDIR)/$(COBJS)))
+$(OBJDIR)/board.a: empty-board-a $(BOARDARCS)
 $(MC1322X)/src/src.a: $(MC1322X)/src/src.a($(SRCOBJS))
 
 %_$(BOARD).elf:	$(OBJDIR)/%.o $(START) $(ISR) $(SRCOBJS) $(LINKERSCRIPT) $(LIBMC1322X)/libmc1322x.a $(OBJDIR)/board.a $(MC1322X)/src/src.a