--- /dev/null
+################################################################################
+#
+# protobuf
+#
+################################################################################
+
+PROTOBUF_VERSION = v2.5.0
+PROTOBUF_SITE = $(call github,google,protobuf,$(PROTOBUF_VERSION))
+PROTOBUF_LICENSE = BSD-3c
+PROTOBUF_LICENSE_FILES = COPYING.txt
+# no configure script
+PROTOBUF_AUTORECONF = YES
+
+# N.B. Need to use host protoc during cross compilation.
+PROTOBUF_DEPENDENCIES = host-protobuf
+PROTOBUF_CONF_OPTS = --with-protoc=$(HOST_DIR)/usr/bin/protoc
+
+PROTOBUF_INSTALL_STAGING = YES
+
+ifeq ($(BR2_PACKAGE_ZLIB),y)
+PROTOBUF_DEPENDENCIES += zlib
+endif
+
+$(eval $(autotools-package))
+$(eval $(host-autotools-package))