XRootD
XrdPosixCallBack.cc
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1 /******************************************************************************/
2 /* */
3 /* X r d P o s i x C a l l B a c k . c c */
4 /* */
5 /* (c) 2016 by the Board of Trustees of the Leland Stanford, Jr., University */
6 /* All Rights Reserved */
7 /* Produced by Andrew Hanushevsky for Stanford University under contract */
8 /* DE-AC02-76-SFO0515 with the Department of Energy */
9 /* */
10 /* This file is part of the XRootD software suite. */
11 /* */
12 /* XRootD is free software: you can redistribute it and/or modify it under */
13 /* the terms of the GNU Lesser General Public License as published by the */
14 /* Free Software Foundation, either version 3 of the License, or (at your */
15 /* option) any later version. */
16 /* */
17 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
18 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
19 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
20 /* License for more details. */
21 /* */
22 /* You should have received a copy of the GNU Lesser General Public License */
23 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
24 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
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28 /* specific prior written permission of the institution or contributor. */
29 /******************************************************************************/
30 
31 #include <cerrno>
32 
34 #include "XrdPosix/XrdPosixFile.hh"
35 
36 /******************************************************************************/
37 /* D o n e */
38 /******************************************************************************/
39 
40 void XrdPosixCallBackIO::Done(int result)
41 {
42 // Unreference the file so that the callback is able to close it.
43 //
44  theFile->unRef();
45 
46 // Diagnose the problem here, if there is a problem
47 //
48  if (result < 0) {errno = -result; result = -1;}
49 
50 // Invoke the callback
51 //
52  Complete((ssize_t)result);
53 }
virtual void Complete(ssize_t Result)=0