void snake::move_snake()
{
if(direction!=0)
{
if(direction==UP){node n('*',head->Pos_x,head->Pos_y-1); insert_body(n);}
else if(direction==DOWN){node n2('*',head->Pos_x,head->Pos_y+1); insert_body(n2);}
else if(direction==LEFT){node n3('*',head->Pos_x-2,head->Pos_y); insert_body(n3);}
else if(direction==RIGHT){node n4('*',head->Pos_x+2,head->Pos_y); insert_body(n4);}
if(head->Pos_x!=apple_x||head->Pos_y!=apple_y)//判断是否吃苹果
delete_tail();
else
creat_food();
show_food();
}
}
/* Insert the next line into the parser. Return 0 on success or true
on error with errno set appropriately. */
int
rfc822parse_insert (rfc822parse_t msg, const unsigned char *line, size_t length)
{
return (msg->in_body
? insert_body (msg, line, length)
: insert_header (msg, line, length));
}
int
rfc822_insert( RFC822 msg, char *line, size_t length )
{
return msg->in_body? insert_body( msg, line, length )
: insert_header( msg, line, length );
}