等待客户端连接
void *c_fd = NULL;
int flag = 1;
struct sockaddr_in c_addr;
socklen_t len = sizeof(struct sockaddr_in);
c_fd = sock_accept(fd, (struct sockaddr*)&c_addr, &len, NULL, NULL);
flag = 0;
if(c_fd == NULL)
{
printf(“sock_accept failn”);
}

等待客户端连接
void *c_fd = NULL;
int flag = 1;
struct sockaddr_in c_addr;
socklen_t len = sizeof(struct sockaddr_in);
c_fd = sock_accept(fd, (struct sockaddr*)&c_addr, &len, NULL, NULL);
flag = 0;
if(c_fd == NULL)
{
printf(“sock_accept failn”);
}