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 17 HOST_SYSTEM = $(shell uname | cut -f 1 -d_) 18 SYSTEM ?= $(HOST_SYSTEM) 19 CXX = g++ 20 CPPFLAGS += `pkg-config --cflags protobuf grpc` 21 CXXFLAGS += -std=c++11 22 ifeq ($(SYSTEM),Darwin) 23 LDFLAGS += -L/usr/local/lib `pkg-config --libs protobuf grpc++`\ 24 -lgrpc++_reflection\ 25 -ldl 26 else 27 LDFLAGS += -L/usr/local/lib `pkg-config --libs protobuf grpc++`\ 28 -Wl,--no-as-needed -lgrpc++_reflection -Wl,--as-needed\ 29 -ldl 30 endif 31 PROTOC = protoc 32 GRPC_CPP_PLUGIN = grpc_cpp_plugin 33 GRPC_CPP_PLUGIN_PATH ?= `which $(GRPC_CPP_PLUGIN)` 34 35 PROTOS_PATH = ../../protos 36 37 vpath %.proto $(PROTOS_PATH) 38 39 all: system-check route_guide_client route_guide_server 40 41 route_guide_client: route_guide.pb.o route_guide.grpc.pb.o route_guide_client.o helper.o 42 $(CXX) $^ $(LDFLAGS) -o $@ 43 44 route_guide_server: route_guide.pb.o route_guide.grpc.pb.o route_guide_server.o helper.o 45 $(CXX) $^ $(LDFLAGS) -o $@ 46 47 %.grpc.pb.cc: %.proto 48 $(PROTOC) -I $(PROTOS_PATH) --grpc_out=. --plugin=protoc-gen-grpc=$(GRPC_CPP_PLUGIN_PATH) $< 49 50 %.pb.cc: %.proto 51 $(PROTOC) -I $(PROTOS_PATH) --cpp_out=. $< 52 53 clean: 54 rm -f *.o *.pb.cc *.pb.h route_guide_client route_guide_server 55 56 57 # The following is to test your system and ensure a smoother experience. 58 # They are by no means necessary to actually compile a grpc-enabled software. 59 60 PROTOC_CMD = which $(PROTOC) 61 PROTOC_CHECK_CMD = $(PROTOC) --version | grep -q libprotoc.3 62 PLUGIN_CHECK_CMD = which $(GRPC_CPP_PLUGIN) 63 HAS_PROTOC = $(shell $(PROTOC_CMD) > /dev/null && echo true || echo false) 64 ifeq ($(HAS_PROTOC),true) 65 HAS_VALID_PROTOC = $(shell $(PROTOC_CHECK_CMD) 2> /dev/null && echo true || echo false) 66 endif 67 HAS_PLUGIN = $(shell $(PLUGIN_CHECK_CMD) > /dev/null && echo true || echo false) 68 69 SYSTEM_OK = false 70 ifeq ($(HAS_VALID_PROTOC),true) 71 ifeq ($(HAS_PLUGIN),true) 72 SYSTEM_OK = true 73 endif 74 endif 75 76 system-check: 77 ifneq ($(HAS_VALID_PROTOC),true) 78 @echo " DEPENDENCY ERROR" 79 @echo 80 @echo "You don't have protoc 3.0.0 installed in your path." 81 @echo "Please install Google protocol buffers 3.0.0 and its compiler." 82 @echo "You can find it here:" 83 @echo 84 @echo " https://github.com/google/protobuf/releases/tag/v3.0.0" 85 @echo 86 @echo "Here is what I get when trying to evaluate your version of protoc:" 87 @echo 88 -$(PROTOC) --version 89 @echo 90 @echo 91 endif 92 ifneq ($(HAS_PLUGIN),true) 93 @echo " DEPENDENCY ERROR" 94 @echo 95 @echo "You don't have the grpc c++ protobuf plugin installed in your path." 96 @echo "Please install grpc. You can find it here:" 97 @echo 98 @echo " https://github.com/grpc/grpc" 99 @echo 100 @echo "Here is what I get when trying to detect if you have the plugin:" 101 @echo 102 -which $(GRPC_CPP_PLUGIN) 103 @echo 104 @echo 105 endif 106 ifneq ($(SYSTEM_OK),true) 107 @false 108 endif 109
