1# 2# Copyright 2015 gRPC authors. 3# 4# Licensed under the Apache License, Version 2.0 (the "License"); 5# you may not use this file except in compliance with the License. 6# You may obtain a copy of the License at 7# 8# http://www.apache.org/licenses/LICENSE-2.0 9# 10# Unless required by applicable law or agreed to in writing, software 11# distributed under the License is distributed on an "AS IS" BASIS, 12# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13# See the License for the specific language governing permissions and 14# limitations under the License. 15# 16 17HOST_SYSTEM = $(shell uname | cut -f 1 -d_) 18SYSTEM ?= $(HOST_SYSTEM) 19CXX = g++ 20CPPFLAGS += `pkg-config --cflags protobuf grpc` 21CXXFLAGS += -std=c++11 22ifeq ($(SYSTEM),Darwin) 23LDFLAGS += -L/usr/local/lib `pkg-config --libs protobuf grpc++`\ 24 -pthread\ 25 -lgrpc++_reflection\ 26 -ldl 27else 28LDFLAGS += -L/usr/local/lib `pkg-config --libs protobuf grpc++`\ 29 -pthread\ 30 -Wl,--no-as-needed -lgrpc++_reflection -Wl,--as-needed\ 31 -ldl 32endif 33PROTOC = protoc 34GRPC_CPP_PLUGIN = grpc_cpp_plugin 35GRPC_CPP_PLUGIN_PATH ?= `which $(GRPC_CPP_PLUGIN)` 36 37PROTOS_PATH = ../../protos 38 39vpath %.proto $(PROTOS_PATH) 40 41all: system-check greeter_client greeter_server greeter_async_client greeter_async_client2 greeter_async_server 42 43greeter_client: helloworld.pb.o helloworld.grpc.pb.o greeter_client.o 44 $(CXX) $^ $(LDFLAGS) -o $@ 45 46greeter_server: helloworld.pb.o helloworld.grpc.pb.o greeter_server.o 47 $(CXX) $^ $(LDFLAGS) -o $@ 48 49greeter_async_client: helloworld.pb.o helloworld.grpc.pb.o greeter_async_client.o 50 $(CXX) $^ $(LDFLAGS) -o $@ 51 52greeter_async_client2: helloworld.pb.o helloworld.grpc.pb.o greeter_async_client2.o 53 $(CXX) $^ $(LDFLAGS) -o $@ 54 55greeter_async_server: helloworld.pb.o helloworld.grpc.pb.o greeter_async_server.o 56 $(CXX) $^ $(LDFLAGS) -o $@ 57 58.PRECIOUS: %.grpc.pb.cc 59%.grpc.pb.cc: %.proto 60 $(PROTOC) -I $(PROTOS_PATH) --grpc_out=. --plugin=protoc-gen-grpc=$(GRPC_CPP_PLUGIN_PATH) $< 61 62.PRECIOUS: %.pb.cc 63%.pb.cc: %.proto 64 $(PROTOC) -I $(PROTOS_PATH) --cpp_out=. $< 65 66clean: 67 rm -f *.o *.pb.cc *.pb.h greeter_client greeter_server greeter_async_client greeter_async_client2 greeter_async_server 68 69 70# The following is to test your system and ensure a smoother experience. 71# They are by no means necessary to actually compile a grpc-enabled software. 72 73PROTOC_CMD = which $(PROTOC) 74PROTOC_CHECK_CMD = $(PROTOC) --version | grep -q libprotoc.3 75PLUGIN_CHECK_CMD = which $(GRPC_CPP_PLUGIN) 76HAS_PROTOC = $(shell $(PROTOC_CMD) > /dev/null && echo true || echo false) 77ifeq ($(HAS_PROTOC),true) 78HAS_VALID_PROTOC = $(shell $(PROTOC_CHECK_CMD) 2> /dev/null && echo true || echo false) 79endif 80HAS_PLUGIN = $(shell $(PLUGIN_CHECK_CMD) > /dev/null && echo true || echo false) 81 82SYSTEM_OK = false 83ifeq ($(HAS_VALID_PROTOC),true) 84ifeq ($(HAS_PLUGIN),true) 85SYSTEM_OK = true 86endif 87endif 88 89system-check: 90ifneq ($(HAS_VALID_PROTOC),true) 91 @echo " DEPENDENCY ERROR" 92 @echo 93 @echo "You don't have protoc 3.0.0 installed in your path." 94 @echo "Please install Google protocol buffers 3.0.0 and its compiler." 95 @echo "You can find it here:" 96 @echo 97 @echo " https://github.com/google/protobuf/releases/tag/v3.0.0" 98 @echo 99 @echo "Here is what I get when trying to evaluate your version of protoc:" 100 @echo 101 -$(PROTOC) --version 102 @echo 103 @echo 104endif 105ifneq ($(HAS_PLUGIN),true) 106 @echo " DEPENDENCY ERROR" 107 @echo 108 @echo "You don't have the grpc c++ protobuf plugin installed in your path." 109 @echo "Please install grpc. You can find it here:" 110 @echo 111 @echo " https://github.com/grpc/grpc" 112 @echo 113 @echo "Here is what I get when trying to detect if you have the plugin:" 114 @echo 115 -which $(GRPC_CPP_PLUGIN) 116 @echo 117 @echo 118endif 119ifneq ($(SYSTEM_OK),true) 120 @false 121endif 122