remove unnecessary find protobuf

.travis.yml

@@ -11,16 +11,8 @@ env:
 - PURPOSE=unittest
 
 install:
-- sudo apt-get install -qq realpath libgflags-dev libprotobuf-dev libprotoc-dev protobuf-compiler libleveldb-dev libgoogle-perftools-dev libpthread-stubs0-dev libboost-all-dev
+- sudo apt-get install -qq realpath libgflags-dev libprotobuf-dev libprotoc-dev protobuf-compiler libleveldb-dev libgoogle-perftools-dev
 - sudo apt-get install libgtest-dev && cd /usr/src/gtest && sudo env "PATH=$PATH" cmake . && sudo make && sudo mv libgtest* /usr/lib/ && cd -
 
 script:
 - sh build_in_travis_ci.sh
-
-addons:
-  apt:
-    sources:
-      - george-edison55-precise-backports
-    packages:
-      - cmake-data
-      - cmake

CMakeLists.txt

-cmake_minimum_required(VERSION 3.1)
+cmake_minimum_required(VERSION 2.8.10)
 project(brpc C CXX)
 
-if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8)
-    #message(FATAL_ERROR "GCC is too old, please install a newer version supporting C++11")
+if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+    # require at least gcc 4.8
+    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8)
+        message(FATAL_ERROR "GCC is too old, please install a newer version supporting C++11")
+    endif()
+elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+    # require at least clang 3.3
+    if(CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.3)
+        message(FATAL_ERROR "Clang is too old, please install a newer version supporting C++11")
+    endif()
+else()
+    message(WARNING "You are using an unsupported compiler! Compilation has only been tested with Clang and GCC.")
 endif()
 
 option(WITH_GLOG "With glog" OFF)
 option(BRPC_DEBUG "With debug symbol" ON)
-option(BUILD_EXAMPLE "Whether building examples" OFF)
+option(BUILD_EXAMPLE "Whether building examples" ON)
 option(BUILD_UNIT_TESTS "Whether building unit tests" OFF)
 
 if(WITH_GLOG)
@@ -30,8 +40,7 @@ execute_process(
     COMMAND bash -c "grep \"namespace [_A-Za-z0-9]\\+ {\" ${GFLAGS_INCLUDE_PATH}/gflags/gflags_declare.h | head -1 | awk '{print $2}' | tr -d '\n'"
     OUTPUT_VARIABLE GFLAGS_NS
 )
-# STREQUAL not works. Use MATCHES as workaround
-if(${GFLAGS_NS} MATCHES ".*GFLAGS_NAMESPACE.*")
+if(${GFLAGS_NS} STREQUAL "GFLAGS_NAMESPACE")
     execute_process(
         COMMAND bash -c "grep \"#define GFLAGS_NAMESPACE [_A-Za-z0-9]\\+\" ${GFLAGS_INCLUDE_PATH}/gflags/gflags_declare.h | head -1 | awk '{print $3}' | tr -d '\n'"
         OUTPUT_VARIABLE GFLAGS_NS
@@ -63,15 +72,6 @@ if(NOT (CMAKE_CXX_COMPILER_VERSION VERSION_LESS 7.0))
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-aligned-new")
 endif()
 
-#find_package(Threads REQUIRED)
-
-#find_path(GFLAGS_HEADER NAMES gflags/gflags.h)
-#find_library(GFLAGS_LIB NAMES gflags)
-#find_package(gflags REQUIRED)
-
-#find_path(THREADS_HEADER NAMES pthread.h)
-#find_library(THREADS_LIB NAMES pthread)
-
 find_path(PROTOBUF_HEADER NAMES google/protobuf/stubs/common.h)
 find_library(PROTOBUF_LIB NAMES protobuf)
 
@@ -91,7 +91,6 @@ include_directories(
         ${PROTOBUF_HEADER}
         ${LEVELDB_HEADER}
         ${THREAD_HEADER}
-        #${THREADS_HEADER}
         )
 
 # for *.so

example/CMakeLists.txt

+include(FindProtobuf)
+find_package(Protobuf REQUIRED)
+include_directories(${PROTOBUF_INCLUDE_DIR})
+
 add_subdirectory(http_c++)
 add_subdirectory(asynchronous_echo_c++)
 add_subdirectory(backup_request_c++)

example/asynchronous_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/backup_request_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/cancel_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/cascade_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/dynamic_partition_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/echo_c++_hulu_pbrpc/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/echo_c++_sofa_pbrpc/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/echo_c++_ubrpc_compack/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 execute_process(
 	COMMAND ${PROTOBUF_PROTOC_EXECUTABLE} ${PROTO_FLAGS} --cpp_out=${CMAKE_CURRENT_BINARY_DIR} --proto_path=${PROTOBUF_INCLUDE_DIR} --proto_path=${CMAKE_SOURCE_DIR}/src --proto_path=${CMAKE_SOURCE_DIR}/example/echo_c++_ubrpc_compack/ ${CMAKE_SOURCE_DIR}/example/echo_c++_ubrpc_compack/echo.proto

example/http_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER http.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/multi_threaded_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/multi_threaded_echo_fns_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/multi_threaded_mcpack_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 include_directories(${CMAKE_CURRENT_BINARY_DIR})
 execute_process(
 	COMMAND ${PROTOBUF_PROTOC_EXECUTABLE} ${PROTO_FLAGS} --cpp_out=${CMAKE_CURRENT_BINARY_DIR} --proto_path=${PROTOBUF_INCLUDE_DIR} --proto_path=${CMAKE_SOURCE_DIR}/src --proto_path=${CMAKE_SOURCE_DIR}/example/multi_threaded_mcpack_c++ ${CMAKE_SOURCE_DIR}/example/multi_threaded_mcpack_c++/echo.proto

example/nshead_pb_extension_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/parallel_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/partition_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/selective_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/session_data_and_thread_local/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

example/streaming_echo_c++/CMakeLists.txt

-include(FindProtobuf)
-find_package(Protobuf REQUIRED)
-include_directories(${PROTOBUF_INCLUDE_DIR})
 protobuf_generate_cpp(PROTO_SRC PROTO_HEADER echo.proto)
 get_filename_component(HEADER_DIR ${PROTO_HEADER} DIRECTORY)
 include_directories(${HEADER_DIR})

src/CMakeLists.txt

@@ -191,18 +191,15 @@ add_library(brpc SHARED ${SOURCES})
 add_library(brpc_static STATIC ${SOURCES})
 
 target_link_libraries(brpc 
-    #${CMAKE_THREAD_LIBS_INIT} 
-    #${THREADS_LIB}
-    #${GFLAGS_LIB} 
     ${GFLAGS_LIBRARY}
     ${PROTOBUF_LIB} 
     ${LEVELDB_LIB} 
+    ${PROTOC_LIB}
     rt
     ssl
     crypto
     dl
     z
-    ${PROTOC_LIB}
     )
 
 if(WITH_GLOG)

test/CMakeLists.txt

@@ -16,7 +16,8 @@ endforeach()
 find_path(GTEST_HEADER NAMES gtest/gtest.h)
 find_library(GTEST_LIB NAMES gtest)
 
-set(CMAKE_CPP_FLAGS "${CMAKE_CPP_FLAGS} -DBTHREAD_USE_FAST_PTHREAD_MUTEX -D__const__= -D_GNU_SOURCE -DUSE_SYMBOLIZE -DNO_TCMALLOC -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -DUNIT_TEST -Dprivate=public -Dprotected=public -DBVAR_NOT_LINK_DEFAULT_VARIABLES --include ${CMAKE_SOURCE_DIR}/test/sstream_workaround.h")
+message("h=${CMAKE_SOURCE_DIR}/test/sstream_workaround.h")
+set(CMAKE_CPP_FLAGS "${CMAKE_CPP_FLAGS} -DBTHREAD_USE_FAST_PTHREAD_MUTEX -D__const__= -D_GNU_SOURCE -DUSE_SYMBOLIZE -DNO_TCMALLOC -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -D__STDC_CONSTANT_MACROS -DUNIT_TEST -Dprivate=public -Dprotected=public -DBVAR_NOT_LINK_DEFAULT_VARIABLES -include ${CMAKE_SOURCE_DIR}/test/sstream_workaround.h")
 set(CMAKE_CXX_FLAGS "${CMAKE_CPP_FLAGS} -O2 -pipe -Wall -W -fPIC -fstrict-aliasing -Wno-invalid-offsetof -Wno-unused-parameter -fno-omit-frame-pointer -std=c++0x")