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++ grpc`\ 24 -lgrpc++_reflection\ 25 -ldl 26else 27LDFLAGS += -L/usr/local/lib `pkg-config --libs protobuf grpc++ grpc`\ 28 -Wl,--no-as-needed -lgrpc++_reflection -Wl,--as-needed\ 29 -ldl 30endif 31PROTOC = protoc 32GRPC_CPP_PLUGIN = grpc_cpp_plugin 33GRPC_CPP_PLUGIN_PATH ?= `which $(GRPC_CPP_PLUGIN)` 34 35PROTOS_PATH = ../../protos 36 37vpath %.proto $(PROTOS_PATH) 38 39all: system-check greeter_client greeter_server greeter_async_client greeter_async_client2 greeter_async_server 40 41greeter_client: helloworld.pb.o helloworld.grpc.pb.o greeter_client.o 42 $(CXX) $^ $(LDFLAGS) -o $@ 43 44greeter_server: helloworld.pb.o helloworld.grpc.pb.o greeter_server.o 45 $(CXX) $^ $(LDFLAGS) -o $@ 46 47greeter_async_client: helloworld.pb.o helloworld.grpc.pb.o greeter_async_client.o 48 $(CXX) $^ $(LDFLAGS) -o $@ 49 50greeter_async_client2: helloworld.pb.o helloworld.grpc.pb.o greeter_async_client2.o 51 $(CXX) $^ $(LDFLAGS) -o $@ 52 53greeter_async_server: helloworld.pb.o helloworld.grpc.pb.o greeter_async_server.o 54 $(CXX) $^ $(LDFLAGS) -o $@ 55 56.PRECIOUS: %.grpc.pb.cc 57%.grpc.pb.cc: %.proto 58 $(PROTOC) -I $(PROTOS_PATH) --grpc_out=. --plugin=protoc-gen-grpc=$(GRPC_CPP_PLUGIN_PATH) $< 59 60.PRECIOUS: %.pb.cc 61%.pb.cc: %.proto 62 $(PROTOC) -I $(PROTOS_PATH) --cpp_out=. $< 63 64clean: 65 rm -f *.o *.pb.cc *.pb.h greeter_client greeter_server greeter_async_client greeter_async_client2 greeter_async_server 66 67 68# The following is to test your system and ensure a smoother experience. 69# They are by no means necessary to actually compile a grpc-enabled software. 70 71PROTOC_CMD = which $(PROTOC) 72PROTOC_CHECK_CMD = $(PROTOC) --version | grep -q libprotoc.3 73PLUGIN_CHECK_CMD = which $(GRPC_CPP_PLUGIN) 74HAS_PROTOC = $(shell $(PROTOC_CMD) > /dev/null && echo true || echo false) 75ifeq ($(HAS_PROTOC),true) 76HAS_VALID_PROTOC = $(shell $(PROTOC_CHECK_CMD) 2> /dev/null && echo true || echo false) 77endif 78HAS_PLUGIN = $(shell $(PLUGIN_CHECK_CMD) > /dev/null && echo true || echo false) 79 80SYSTEM_OK = false 81ifeq ($(HAS_VALID_PROTOC),true) 82ifeq ($(HAS_PLUGIN),true) 83SYSTEM_OK = true 84endif 85endif 86 87system-check: 88ifneq ($(HAS_VALID_PROTOC),true) 89 @echo " DEPENDENCY ERROR" 90 @echo 91 @echo "You don't have protoc 3.0.0 installed in your path." 92 @echo "Please install Google protocol buffers 3.0.0 and its compiler." 93 @echo "You can find it here:" 94 @echo 95 @echo " https://github.com/google/protobuf/releases/tag/v3.0.0" 96 @echo 97 @echo "Here is what I get when trying to evaluate your version of protoc:" 98 @echo 99 -$(PROTOC) --version 100 @echo 101 @echo 102endif 103ifneq ($(HAS_PLUGIN),true) 104 @echo " DEPENDENCY ERROR" 105 @echo 106 @echo "You don't have the grpc c++ protobuf plugin installed in your path." 107 @echo "Please install grpc. You can find it here:" 108 @echo 109 @echo " https://github.com/grpc/grpc" 110 @echo 111 @echo "Here is what I get when trying to detect if you have the plugin:" 112 @echo 113 -which $(GRPC_CPP_PLUGIN) 114 @echo 115 @echo 116endif 117ifneq ($(SYSTEM_OK),true) 118 @false 119endif 120