/**?I/O復用???一個客戶端一個線程
?*
?*??gcc?-o?50_06th_server_threads?50_06th_server_threads.c?-lpthread
?*/
?
#include?
#include?
#include?
#include?
#include?

#include?
#include?
#include?			/*?See?NOTES?*/
#include?
#include?

void?*task_client（void?*arg）?{
	int?clientfd?=?*（int?*）arg;
	char?buf[1024];

????printf（“this?is?a?new?thread?you?got?connected?%d\n“?clientfd）;

	pthread_detach（pthread_self（））;?//標記為DETACHED狀態，完成后釋放自己占用的資源。
	
	while?（1）?{
		if?（recv（clientfd?buf?sizeof（buf）-1?0）?>?0）?{??//MSG_OOB
		
		}?else?{
			perror（“recv“）;
			break;
		}		

		printf（“Received?a?message?:?%s\n“?buf）;
	}

	printf（“this?is?over?\n“）;
}

int?main（int?argc?char?*argv[]）?{?
????struct?sockaddr_in?addr;
????int?nb_connection?=?5;

????int?listenfd?=?socket（AF_INET?SOCK_STREAM?0）;
????if?（listenfd?==?-1）?{
????????return?-1;
????}

????int?on?=?1;?//允許重復使用本地地址與套接字進行綁定
????setsockopt（listenfd?SOL_SOCKET?SO_REUSEADDR?（char?*）?&on?sizeof（int））;

????addr.sin_family?=?AF_INET;
????addr.sin_port?=?htons（5050）;
	addr.sin_addr.s_addr?=?htonl（INADDR_ANY）;
????//addr.sin_addr.s_