pthread_detach pthread_create实例

//pool.h
 1 #ifndef POOL_H
 #define POOL_H
 #include <pthread.h>

 class pool
 {
 public:
     pool();
     ~pool();

     void func();
     static void *schedule(void *ptr);
     int schedule_thread();
     /*
 private:
     pthread_t pid;
     void *params;
     */
 };

 #endif // POOL_H

//pool.cpp
 1 #include <iostream>
 #include <stdio.h>
 #include <pthread.h>
 #include "pool.h"
 using namespace std;
 pool::pool()
 {
     cout << "pool()" << endl;
 }

 pool::~pool()
 {
     cout << "~pool()" << endl;
 }

 void pool::func(){
     cout << "pool::func" << endl;
 }

 //void *pool::schedule(void *ptr){
 void *pool::schedule(void *ptr){
     cout << "enter pool::schedule" << endl;
     //unjoinable属性可以在pthread_create时指定，或在线程创建后在线程中pthread_detach自己,
     int res = pthread_detach(pthread_self());
     if(res != ){
         printf("please check /proc/%ld/maps\n", pthread_self());
     }
     pool *p = (pool *)ptr;
     p->func();
     cout << "leave schedule" << endl;
     return ;
 }

 int pool::schedule_thread(){
     cout << "enter pool::schedule_thread" << endl;
     pthread_t pid;
     //if(pthread_create(&pid , NULL ,schedule, (void *)this) != 0){
     if(pthread_create(&pid , NULL ,schedule, (void *)this) != ){
         cerr << "schedule thread create fail" << endl;
         return -;
     }
     cout << "leave pool::schedule_thread" << endl;
     return ;
 }

//main.cpp
#include<stdio.h>
#include <stdlib.h>
#include <string.h>
#include "pool.h"
int main(void)
{
    pool *pl = new pool();
   // pl.func();
    pool::schedule(pl);
    //pl.schedule_thread();
    delete pl;
    return ;
}