Make cblas able to build libblas.so for API 8 (RS Support lib)

Change-Id: I818833ab306c57a11071ff89e732a29a1a4d94e8
diff --git a/Android.mk b/Android.mk
index 07d61d3..8f82add 100644
--- a/Android.mk
+++ b/Android.mk
@@ -15,10 +15,7 @@
 LOCAL_PATH:=$(call my-dir)
 
 include $(CLEAR_VARS)
-LOCAL_CLANG := true
-LOCAL_MODULE := libblas
-
-LOCAL_SRC_FILES:= \
+cblas_SRC_FILES:= \
 	src/cblas_caxpy.c \
 	src/cblas_ccopy.c \
 	src/cblas_cdotc_sub.c \
@@ -166,8 +163,30 @@
 	src/xerbla.c
 
 
+LOCAL_CLANG := true
+LOCAL_MODULE := libblas
+LOCAL_SRC_FILES := $(cblas_SRC_FILES)
+
 LOCAL_C_INCLUDES += external/cblas/include
 
 LOCAL_STATIC_LIBRARIES := libF77blas
 
 include $(BUILD_SHARED_LIBRARY)
+
+
+# Build libblas using API 8 toolchain for RS Support lib.
+include $(CLEAR_VARS)
+
+LOCAL_CLANG := true
+LOCAL_MODULE := libblasV8
+LOCAL_SDK_VERSION := 8
+LOCAL_NDK_STL_VARIANT := stlport_static
+
+LOCAL_SRC_FILES := $(cblas_SRC_FILES)
+
+LOCAL_C_INCLUDES += external/cblas/include
+
+LOCAL_STATIC_LIBRARIES := libF77blasV8
+
+include $(BUILD_SHARED_LIBRARY)
+