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 #include <stdio.h>
#include <pthread.h>
#include<sys/types.h>
void thread(void){
int i;
for(i=0;i<3;i++)
printf("This is a pthread.\n");
}
int main(void){
pthread_t id;
int i,ret;
ret = pthread_create(&id,NULL,(void*)thread,NULL);
if(ret!=0){
printf ("Create pthread error!\n");
// exit (1);
}
for(i=0;i<3;i++)
printf("This is the main process.\n");
pthread_join(id,NULL);
return (0);
}
       ÎÒÃDZàÒë´Ë³ÌÐò£º
¡¡¡¡gcc example1.c -lpthread -o example1
      ÎÒËùʹÓõÄÊÇÀÏʦ½ÌµÄ gcc example.c -g -o example -l phread
ÔËÐÐexample1£¬ÎÒÃǵõ½ÈçϽá¹û£º
This is the main process.
This is a pthread.
This is the main process.
This is the main process.
This is a pthread.
This is a pthread.
ÔÙ´ÎÔËÐУ¬ÎÒÃÇ¿ÉÄܵõ½ÈçϽá¹û£º
This is a pthread.
This is the main process.
This is a pthread.
This is the main process.
This is a pthread.
This is the main process.
 
¡¡¡¡Ç°ºóÁ½´Î½á¹û²»Ò»Ñù£¬ÕâÊÇÁ½¸öÏß³ÌÕù¶áCPU×ÊÔ´µÄ½á¹û¡£ÉÏÃæµÄʾÀýÖУ¬ÎÒÃÇʹÓõ½ÁËÁ½¸öº¯Êý£¬¡¡pthread_createºÍpthread_join£¬²¢ÉùÃ÷ÁËÒ»¸öpthread_tÐ͵ıäÁ¿¡£
¡¡¡¡pthread_tÔÚÍ·Îļþ/usr/include/bits/pthreadtypes.hÖж¨Ò壺
¡¡¡¡typedef unsigned long int pthread_t;
¡¡¡¡ËüÊÇÒ»¸öÏ̵߳ıêʶ·û¡£º¯Êýpthread_createÓÃÀ´´´½¨Ò»¸öỊ̈߳¬ËüµÄÔ­ÐÍΪ£º
¡¡¡¡extern int pthread_create __P ((pthread_t *__thread, __const pthread_attr_t *__attr,
¡¡¡¡void *(*__start_routine) (void *), void *__arg));
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