X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=arch%2Fsandbox%2Fcpu%2FMakefile;h=63dededf70f85125bbb67a9dce1c3cb31e6a23e6;hb=1ad6364eeb4f578e423081d1748e8a3fdf1ab01d;hp=58c2537762774f7f019a6e27be4de5e0356bfe93;hpb=f15ea6e1d67782a1626d4a4922b6c20e380085e5;p=platform%2Fkernel%2Fu-boot.git

diff --git a/arch/sandbox/cpu/Makefile b/arch/sandbox/cpu/Makefile
index 58c2537..63deded 100644
--- a/arch/sandbox/cpu/Makefile
+++ b/arch/sandbox/cpu/Makefile
@@ -10,7 +10,10 @@
 obj-y	:= cpu.o os.o start.o state.o
 
 # os.c is build in the system environment, so needs standard includes
-$(obj)os.o: ALL_CFLAGS := $(BASE_CPPFLAGS) \
-	$(patsubst %, -idirafter %, $(BASE_INCLUDE_DIRS))
-$(obj).depend.os: CPPFLAGS := $(BASE_CPPFLAGS) \
-	$(patsubst %, -idirafter %, $(BASE_INCLUDE_DIRS))
+# CFLAGS_REMOVE_os.o cannot be used to drop header include path
+quiet_cmd_cc_os.o = CC $(quiet_modtag)  $@
+cmd_cc_os.o = $(CC) $(filter-out -nostdinc, \
+	$(patsubst -I%,-idirafter%,$(c_flags))) -c -o $@ $<
+
+$(obj)/os.o: $(src)/os.c FORCE
+	$(call if_changed_dep,cc_os.o)