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‎effectivecpp/.gitignore‎

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# 忽略*.o和*.a文件
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*.[oa]
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*.[out]
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build #过滤整个build文件夹
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build/
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*.class #过滤所有.class文件
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za
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.idea
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.zip
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orig
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backup
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.idea
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.ieda/
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‎effectivecpp/CMakeLists.txt‎

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cmake_minimum_required(VERSION 3.5)
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project(effectivecpp)
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -w")
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SET (CMAKE_C_COMPILER "/usr/bin/clang")
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SET(CMAKE_CXX_COMPILER "clang++")
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aux_source_directory(. DIR_SRCS)
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include_directories ("${PROJECT_SOURCE_DIR}/")
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#add_executable(muduo_ ${SOURCE_FILES} ${DIR_SRCS})
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#set(SOURCE_FILES main.cpp ch2.h ch3.h ch3_cast转型.h all.h ch4.h ch5.h ch6.h ch7.h ch9.h ch10.h Thread.cpp Thread.h TestThread.h Thread_base_object.h Thread_base_object_test.h ch12.h)
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add_executable(effectivecpp ${DIR_SRCS} ch13.h ch14.h ch15.h ch16.h ch20.h ch21.h)
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target_link_libraries(effectivecpp pthread)

‎effectivecpp/TestThread.h‎

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////
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//// Created by shen on 16-9-16.
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////
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//
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//#ifndef EFFECTIVECPP_TESTTHREAD_H
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//#define EFFECTIVECPP_TESTTHREAD_H
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//
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//#include <zconf.h>
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//#include "Thread.h"
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//
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//using namespace std;
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//namespace TestThread{
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// class TestThread : public Thread {
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// public:
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// TestThread(int count) : count_(count) {
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// cout << "testthread() , ";
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// printf(" pid= %x\n", pthread_self());
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//
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// };
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//
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// ~TestThread() {
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// cout << "~testthread() ,";
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// printf(" pid= %x\n",(int )pthread_self());
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// };
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//
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// void Run() {
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// while (count_-- >= 0) {
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// cout << "count_= " << count_ << endl;
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// sleep(1);
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// }
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// }
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//
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// int count_;
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// };
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//
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// void f() {
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// TestThread t(3);
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// t.Start(); //隐含的是this指针，相当于&t。通过基类指针指向派生类对象实现了：调用派生类对象实现的虚函数run()!
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// //本质是虚函数的多态。实现了虚函数具有回调功能
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// //t.Run()代替 t.Srart()是错误的，因为前者是在主线程中运行，而后者是新线程中。故将其设置为private
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// t.Join();
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//
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// sleep(2);
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// cout << "t1 线程已经执行完毕，线程对象呢？^|^\n\n";//线程对象的生命周期 与 线程的生命周期不一样。
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// //线程对象仍未被销毁！
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// //实现 线程执行完毕，线程对象自动销毁?
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//// //法一
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// TestThread *t2 = new TestThread(3);
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// t2->Start();
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// t2->Join();
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// delete t2;
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//
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// cout << "t2 执行完毕，是否已经销毁? ^|^\n\n";
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// sleep(5);
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//
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// // //法 2
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// TestThread *t3 = new TestThread(3);
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// t3->SetAutodelete(true);
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// t3->Start();
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// t3->Join();
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// cout << "t3执行完毕，是否已经销毁? ^|^ \n\n";
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// sleep(10);
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//
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//
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// }
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//
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//}
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//
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//
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//#endif //EFFECTIVECPP_TESTTHREAD_H

‎effectivecpp/Thread.cpp‎

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////
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//// Created by shen on 16-9-16.
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////
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//
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//#include "Thread.h"
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//
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// Thread::Thread() {
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// cout << "thread() , ";
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// printf(" pid= %x\n", pthread_self());
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//}
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//
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//Thread::~Thread() {
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// cout << "~thread() , ";
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// printf(" pid= %x\n", pthread_self());
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//}
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//
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//void Thread::Start() {
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// cout << "threadid = " << threadId_ << endl;
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// pthread_create(&threadId_, nullptr, Thread_routine, this);
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//}
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//
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//void Thread::Join() {
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// pthread_join(threadId_, NULL);
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//}
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//
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//void *Thread::Thread_routine(void *arg) { //静态的成员函数，不能调用非静态的成员函数（没有this指针）:即只写run()是不正确的！
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//
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// Thread *thread = static_cast<Thread *>(arg); //派生类的指针，强制转换为基类指针。目的：基类指针 指向派生类对象，多态！
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// thread->Run();
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// //printf("child pid= %x \n", pthread_self());
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// if(thread->autodelete_)
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// delete thread;
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// return NULL;
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//}
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//
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//void Thread::SetAutodelete(bool autodelete) {
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// autodelete_=autodelete;
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//};
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//
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//

‎effectivecpp/Thread.h‎

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////
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//// Created by shen on 16-9-16.
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////
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//
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//#ifndef EFFECTIVECPP_THREAD_H
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//#define EFFECTIVECPP_THREAD_H
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//
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//#include <pthread.h>
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//#include <iostream>
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//using namespace std;
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//
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//class Thread{
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//public:
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// Thread();
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// virtual ~Thread();
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// void Start();
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// void Join();
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// void SetAutodelete(bool autodelete);
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//
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//private:
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// virtual void Run()=0; //run是普通的虚成员函数，隐含的第一个参数是Thread*(this),调用的时候是 this->run();
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// static void *Thread_routine (void *arg);
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// pthread_t threadId_;
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// bool autodelete_= false;
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//};
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//
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//
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//
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//#endif //EFFECTIVECPP_THREAD_H

‎effectivecpp/Thread_base_object.h‎

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//
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// Created by shen on 16-9-16.
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//
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#ifndef EFFECTIVECPP_THREAD_BASE_OBJECT_H
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#define EFFECTIVECPP_THREAD_BASE_OBJECT_H
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#include <pthread.h>
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#include <iostream>
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#include <boost/function.hpp>
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#include <boost/bind.hpp>
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using namespace std;
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using namespace boost;
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typedef boost::function<void()> ThreadFunc;
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//基于对象的编程思想
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class Thread {
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public:
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explicit Thread(const ThreadFunc &func);
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~Thread();
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void Start();
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void Join();
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void SetAutodelete(bool autodelete);
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private:
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void Run();//没有虚函数，不是继承关系，而是注册，回调！
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static void *Thread_routine(void *arg);
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pthread_t threadId_;
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ThreadFunc func_;
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bool autodelete_ = false;
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};
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#endif //EFFECTIVECPP_THREAD_BASE_OBJECT_H

‎effectivecpp/Thread_base_object_test.h‎

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//
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// Created by shen on 16-9-16.
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//
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#include "Thread_base_object.h"
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#include <functional>
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#ifndef EFFECTIVECPP_THREAD_BASE_OBJECT_TEST_H
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#define EFFECTIVECPP_THREAD_BASE_OBJECT_TEST_H
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Thread::Thread(const ThreadFunc &func) : func_(func), autodelete_(false) {
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cout << "thread(),";
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printf(" pid= %x\n", pthread_self());
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};
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Thread::~Thread() {
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cout << "~thread(),";
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printf(" pid= %x\n", pthread_self());
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}
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void *Thread::Thread_routine(void *arg) {
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Thread *thread = static_cast<Thread *>(arg);
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thread->Run();
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cout << "Thread_routine pid= " << pthread_self() << endl;
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if (thread->autodelete_) delete thread;
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return NULL;
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}
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void Thread::Run() { func_(); }
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void Thread::SetAutodelete(bool autodelete) {
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autodelete_ = autodelete;
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};
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void Thread::Start() {
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cout << "threadid = " << threadId_ << endl;
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pthread_create(&threadId_, nullptr, Thread_routine, this);
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}
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void Thread::Join() {
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pthread_join(threadId_, NULL);
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}
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void ThreadFunc1() {
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cout << "func...\n";
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}
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void ThreadFunc2(int count) {
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while (count-- >= 0) {
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cout << " func2..." << count << endl;
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sleep(1);
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}
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}
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class Foo {
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public:
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Foo(int count) : count_(count) { cout << "Foo()...\n"; }
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void MemberFun() {
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while (count_-- >= 0) {
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cout << " func3..." << count_ << endl;
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sleep(1);
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}
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}
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~Foo(){cout<<"~Foo...\n";}
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private:
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int count_;
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};
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namespace Thread_baseon_object {
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void f() {
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Thread t1(ThreadFunc1);
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t1.Start();
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//基于对象的编程思想
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Thread t2(bind(ThreadFunc2, 3));
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t2.Start();
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t1.Join();
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t2.Join();
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cout<<"---\n";
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Foo foo(3);
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Thread t3(boost::bind(&Foo::MemberFun,&foo));
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t3.Start();
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t3.Join();
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}
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}
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#endif //EFFECTIVECPP_THREAD_BASE_OBJECT_TEST_H

‎effectivecpp/all.h‎

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//
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// Created by shen on 16-9-15.
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//
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#ifndef EFFECTIVECPP_ALL_H
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#define EFFECTIVECPP_ALL_H
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using namespace std;
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#include <iostream>
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#include <vector>
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#include <string>
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#include <list>
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#endif //EFFECTIVECPP_ALL_H

‎effectivecpp/ch1.h‎

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//
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// Created by shen on 16-9-14.
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//
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#ifndef EFFECTIVECPP_CH11_H
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#define EFFECTIVECPP_CH11_H
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#endif //EFFECTIVECPP_CH11_H

‎effectivecpp/ch10.h‎

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//
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// Created by shen on 16-9-15.
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//
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#ifndef EFFECTIVECPP_CH10_H
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#define EFFECTIVECPP_CH10_H
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#include "all.h"
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namespace ch10 {
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void f() {
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int x, y, z;
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x = y = z = 15;//等价
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x = (y = (x = 15));
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//=操作符返回指向左侧的引用reference
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}
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class Widget{
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public:
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Widget(){cout<<"widget() \n";}
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Widget&operator=(const Widget& rhs){
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cout<<"= copy \n";
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return * this;
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}
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};
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}
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#endif //EFFECTIVECPP_CH10_H

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