1 /* Licensed to the Apache Software Foundation (ASF) under one or more
2 * contributor license agreements. See the NOTICE file distributed with
3 * this work for additional information regarding copyright ownership.
4 * The ASF licenses this file to You under the Apache License, Version 2.0
5 * (the "License"); you may not use this file except in compliance with
6 * the License. You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
17 #include "apr_arch_file_io.h"
18 #include "apr_arch_networkio.h"
20 #include "apr_errno.h"
21 #include "apr_support.h"
23 /* The only case where we don't use wait_for_io_or_timeout is on
24 * pre-BONE BeOS, so this check should be sufficient and simpler */
26 #define USE_WAIT_FOR_IO
29 #ifdef USE_WAIT_FOR_IO
30 apr_status_t apr_wait_for_io_or_timeout(apr_file_t *f, apr_socket_t *s,
33 apr_interval_time_t timeout;
36 int type = for_read ? APR_POLLIN : APR_POLLOUT;
38 /* TODO - timeout should be less each time through this loop */
40 pollset.desc_type = APR_POLL_FILE;
46 pollset.desc_type = APR_POLL_SOCKET;
51 pollset.reqevents = type;
54 srv = apr_poll(&pollset, 1, &n, timeout);
56 if (n == 1 && pollset.rtnevents & type) {
59 } while (APR_STATUS_IS_EINTR(srv));