make: pie -- Use CROSS_COMPILE prefix for nm utility

Signed-off-by: Cyrill Gorcunov <gorcunov@openvz.org>
CC: Chanho Park <chanho61.park@samsung.com>
CC: Myungjoo Ham <myungjoo.ham@samsung.com>
Acked-by: Chanho Park <chanho61.park@samsung.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>

pie/Makefile

@@ -38,7 +38,7 @@ $(obj)/%.built-in.bin: $(obj)/%.built-in.bin.o
 
 $(obj)/%-blob.h: $(obj)/%.built-in.bin $(obj)/$(GEN-OFFSETS)
 	$(E) "  GEN     " $@
-	$(Q) $(SH) $(obj)/$(GEN-OFFSETS) $(@:-blob.h=) $(notdir $(@:-blob.h=)) > $@
+	$(Q) $(SH) $(obj)/$(GEN-OFFSETS) $(@:-blob.h=) $(notdir $(@:-blob.h=)) $(CROSS_COMPILE) > $@
 
 $(BLOBS): $(obj)/$(PIELDS)
 _all += $(BLOBS)

pie/gen-offsets.sh

@@ -5,6 +5,13 @@ set -u
 
 FILE=$1
 NAME=$2
+
+if test $# -ge 3; then
+CROSS_COMPILE=$3
+else
+CROSS_COMPILE=
+fi
+
 INC_GUARD=__${NAME}_h__
 PREFIX=${NAME}_blob_offset__
 BLOB=${NAME}_blob
@@ -20,7 +27,7 @@ cat << EOF
 
 EOF
 
-nm $OBJNAME | grep "__export_" | tr . _ | awk "$AWK_CMD"
+${CROSS_COMPILE}nm $OBJNAME | grep "__export_" | tr . _ | awk "$AWK_CMD"
 
 cat << EOF