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
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
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.
15 */
16
17 #include <nks/fsio.h>
18 #include "apr_arch_file_io.h"
19
20
apr_file_lock(apr_file_t * thefile,int type)21 apr_status_t apr_file_lock(apr_file_t *thefile, int type)
22 {
23 int fc;
24
25 fc = (type & APR_FLOCK_NONBLOCK) ? NX_RANGE_LOCK_TRYLOCK : NX_RANGE_LOCK_CHECK;
26
27 if(NXFileRangeLock(thefile->filedes,fc, 0, 0) == -1)
28 return errno;
29
30 return APR_SUCCESS;
31 }
32
apr_file_unlock(apr_file_t * thefile)33 apr_status_t apr_file_unlock(apr_file_t *thefile)
34 {
35 if(NXFileRangeUnlock(thefile->filedes,NX_RANGE_LOCK_CANCEL,0 , 0) == -1)
36 return errno;
37
38 return APR_SUCCESS;
39 }
40