Linux多线程实例定时重启httpd和mysqld

#include <stdio.h>  
#include <pthread.h>  
  
void *start_routine(void *arg)  
{  
        while(1)  
        {  
                system("service httpd restart");  
                system("service mysqld restart");  
                sleep(60*60*6);  
        }  
  
        int retvalue = 0;  
        pthread_exit((void*)&retvalue);  
}  
  
int main()  
{  
        pthread_t pt;  
        int ret;  
        ret = pthread_create(&pt,NULL,(void*)start_routine,0);  
        if(ret != 0)  
        {  
                printf("create thread error");  
                return 0;  
        }  
        int *ret_join = NULL;  
        pthread_join(pt,(void*)&ret_join);  
        printf("retvalue: %d\n",*ret_join);  
        return 0;  
}

#include <stdio.h>

#include <pthread.h>

void *start_routine(void *arg)

{

while(1)

{

system("service httpd restart");

system("service mysqld restart");

sleep(60*60*6);

}

int retvalue = 0;

pthread_exit((void*)&retvalue);

}

int main()

{

pthread_t pt;

int ret;

ret = pthread_create(&pt,NULL,(void*)start_routine,0);

if(ret != 0)

{

printf("create thread error");

return 0;

}

int *ret_join = NULL;

pthread_join(pt,(void*)&ret_join);

printf("retvalue: %d\n",*ret_join);

return 0;

}

gcc test.c -o test -lpthread

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