|
#include <pthread.h>
#include <unistd.h>
#include <stdio.h>
void *thread(void *str)
{
int i;
for (i = 0; i < 3; ++i)
{
sleep(2);
printf( "This in the thread : %dn" , i );
}
return NULL;
}
int main()
{
pthread_t pth;
int i;
/*创建线程并执行线程执行函数*/
int ret = pthread_create(&pth, NULL, thread, NULL);
printf("The main process will be to run,but will be blocked soonn");
/*阻塞等待线程退出*/
pthread_join(pth, NULL);
printf("thread was exitn");
for (i = 0; i < 3; ++i)
{
sleep(1);
printf( "This in the main : %dn" , i );
}
return 0;
}
#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
void mythread()
{
int i;
for(i=0;i<3;i++)
{
printf("this is a pthread:n");
}
pthread_exit("thank you for the cpu timen");
}
int main()
{
pthread_t id;
int i,ret;
void *thread_result;
ret=pthread_create(&id,NULL,(void *)mythread,NULL);
if(ret!=0)
{
printf("create pthread errorn");
exit(1);
}
for(i=0;i<3;i++)
{
printf("this is the main:n");
}
pthread_join(id,&thread_result);
printf("thread joined, it returned:%s",(char *)thread_result);
return 0;
}
#include <stdio.h>
#include <stdlib.h>
#include <pthread.h>
void mythread()
{
int i,ret;
ret = pthread_setcancelstate(PTHREAD_CANCEL_ENABLE,NULL);
if(ret!=0)
{
printf("thread pthread_setcancelstate failedn");
exit(1);
}
ret = pthread_setcanceltype(PTHREAD_CANCEL_DEFERRED,NULL);
if(ret!=0)
{
printf("thread pthread_setcanceltype failedn");
exit(1);
}
for(i=0;i<10;i++)
{
printf("this is a pthread:n");
sleep(1);
}
pthread_exit("thank you for the cpu timen");
}
int main()
{
pthread_t id;
int ret;
void *thread_result;
ret=pthread_create(&id,NULL,(void *)mythread,NULL);
if(ret!=0)
{
printf("create pthread errorn");
exit(1);
}
sleep(3);
printf("cancleing thread....n");
ret = pthread_cancel(id);
if(ret!=0)
{
printf("thread pthread_cancel failedn");
exit(1);
}
sleep(2);
pthread_join(id,&thread_result);
printf("thread joined, it returned:%s",(char *)thread_result);
return 0;
}
|
