boost 库CMakeLists.txt配置

环境：ubuntu14.04 64bit，这是在学习C++并发实战配置的。

cmake_minimum_required(VERSION 3.3)project(Concurrent)find_package(Boost REQUIRED COMPONENTS system thread)include_directories( include ${Boost_INCLUDE_DIRS})link_libraries( ${Boost_LIBRARIES})set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11  ")set(SOURCE_FILES main.cpp)add_executable(Concurrent ${SOURCE_FILES})

#include <iostream>#include <boost/thread.hpp>#include <unistd.h>#include <sys/syscall.h>using namespace std;void show(){    cout<<"hello world "<<syscall(SYS_gettid)<<endl;}int main() {    cout << "Hello, World!" << endl;    boost::thread t(show);    cout<<"main thread"<<syscall(SYS_gettid)<<" "<<t.get_id()<<endl;    if(!t.joinable())    {        cout<<"thread unjoined\n";    }    else    {        cout<<"thread joinable\n";        t.join();    }    return 0;}