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 ;

}