lz4: Enable building with Android

FPIIM-947

Signed-off-by: Humberto Borba <humberos@gmail.com>
Change-Id: Ibecdd663e550fe83d1def540c65c2b0c4970c3e2
diff --git a/Android.mk b/Android.mk
new file mode 100644
index 0000000..955d06b
--- /dev/null
+++ b/Android.mk
@@ -0,0 +1,35 @@
+LOCAL_PATH := $(call my-dir)
+
+common_c_includes := $(LOCAL_PATH)/lib
+common_src_files :=  \
+    lib/lz4.c \
+    lib/lz4frame.c \
+    lib/lz4hc.c \
+    lib/xxhash.c \
+    programs/lz4io.c
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := liblz4-static
+LOCAL_C_INCLUDES := $(common_c_includes)
+LOCAL_SRC_FILES := $(common_src_files)
+LOCAL_MODULE_TAGS := optional
+include $(BUILD_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := liblz4
+LOCAL_C_INCLUDES := $(common_c_includes)
+LOCAL_SRC_FILES := $(common_src_files)
+LOCAL_MODULE_TAGS := optional
+include $(BUILD_HOST_STATIC_LIBRARY)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := lz4
+LOCAL_C_INCLUDES := $(common_c_includes)
+LOCAL_MODULE_TAGS := optional
+LOCAL_STATIC_LIBRARIES := liblz4-static
+
+LOCAL_SRC_FILES := \
+    programs/bench.c \
+    programs/lz4cli.c
+
+include $(BUILD_EXECUTABLE)