#
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parent-dir = $(patsubst %/,%,$(dir $(1:%/=%)))
my-dir     = $(call parent-dir,$(lastword $(MAKEFILE_LIST)))
################################################################################

LOCAL_PATH  := $(call my-dir)
BASE_DIR    := $(LOCAL_PATH)/../../../..
ANDROID_DIR := $(BASE_DIR)/android
include $(BASE_DIR)/buildenv.mk
PROTOC      := protoc
################################################################################

proto_sources              := messages.proto
proto_sources_fullpath     := $(addprefix $(LOCAL_PATH)/, $(proto_sources))
proto_generated_cc_sources := $(patsubst %.proto,%.pb.cc,$(proto_sources_fullpath))
proto_generated_headers    := $(patsubst %.pb.cc,%.pb.h, $(proto_generated_cc_sources))

all: $(proto_generated_headers)

$(proto_generated_headers):    %.pb.h:  %.pb.cc

$(proto_generated_cc_sources): PRIVATE_PROTO_OUT_DIR  := $(LOCAL_PATH)
$(proto_generated_cc_sources): PRIVATE_PROTO_PATH_DIR := $(LOCAL_PATH)
$(proto_generated_cc_sources): %.pb.cc: %.proto
	$(PROTOC) --cpp_out=$(PRIVATE_PROTO_OUT_DIR) --proto_path=$(PRIVATE_PROTO_PATH_DIR) $^

clean::
	rm -f $(proto_generated_cc_sources) $(proto_generated_headers)