/* real_connect(host=nil, user=nil, passwd=nil, db=nil, port=nil, sock=nil, flag=nil) */
static VALUE real_connect(int argc, VALUE* argv, VALUE klass)
{
VALUE host, user, passwd, db, port, sock, flag;
char *h, *u, *p, *d, *s;
unsigned int pp, f;
struct mysql* myp;
VALUE obj;
#if MYSQL_VERSION_ID >= 32200
rb_scan_args(argc, argv, "07", &host, &user, &passwd, &db, &port, &sock, &flag);
d = NILorSTRING(db);
f = NILorINT(flag);
#elif MYSQL_VERSION_ID >= 32115
rb_scan_args(argc, argv, "06", &host, &user, &passwd, &port, &sock, &flag);
f = NILorINT(flag);
#else
rb_scan_args(argc, argv, "05", &host, &user, &passwd, &port, &sock);
#endif
h = NILorSTRING(host);
u = NILorSTRING(user);
p = NILorSTRING(passwd);
pp = NILorINT(port);
s = NILorSTRING(sock);
obj = Data_Make_Struct(klass, struct mysql, 0, free_mysql, myp);
#if MYSQL_VERSION_ID >= 32200
mysql_init(&myp->handler);
if (mysql_real_connect(&myp->handler, h, u, p, d, pp, s, f) == NULL)
#elif MYSQL_VERSION_ID >= 32115
if (mysql_real_connect(&myp->handler, h, u, p, pp, s, f) == NULL)
#else
if (mysql_real_connect(&myp->handler, h, u, p, pp, s) == NULL)
#endif
mysql_raise(&myp->handler);
myp->handler.reconnect = 0;
myp->connection = Qtrue;
myp->query_with_result = Qtrue;
rb_obj_call_init(obj, argc, argv);
return obj;
}