xrootd
XrdPosixObjGuard.hh
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1 #ifndef __XRDPOSIXOBJGUARD_HH__
2 #define __XRDPOSIXOBJGUARD_HH__
3 /******************************************************************************/
4 /* */
5 /* X r d P o s i x O b j G u a r d . h h */
6 /* */
7 /* (c) 2016 by the Board of Trustees of the Leland Stanford, Jr., University */
8 /* All Rights Reserved */
9 /* Produced by Andrew Hanushevsky for Stanford University under contract */
10 /* DE-AC02-76-SFO0515 with the Department of Energy */
11 /* */
12 /* This file is part of the XRootD software suite. */
13 /* */
14 /* XRootD is free software: you can redistribute it and/or modify it under */
15 /* the terms of the GNU Lesser General Public License as published by the */
16 /* Free Software Foundation, either version 3 of the License, or (at your */
17 /* option) any later version. */
18 /* */
19 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */
20 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
21 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
22 /* License for more details. */
23 /* */
24 /* You should have received a copy of the GNU Lesser General Public License */
25 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
26 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */
27 /* */
28 /* The copyright holder's institutional names and contributor's names may not */
29 /* be used to endorse or promote products derived from this software without */
30 /* specific prior written permission of the institution or contributor. */
31 /******************************************************************************/
32 
33 #include "XrdPosix/XrdPosixFile.hh"
34 
36 {
37 public:
38 
39 void Init(XrdPosixFile *fP)
40  {if (guardP)
41  {guardP->unRef();
42  guardP->updUnLock();
43  }
44  guardP = fP;
45  guardP->Ref();
46  guardP->updLock();
47  }
48 
49 void Release() {if (guardP)
50  {guardP->unRef();
51  guardP->updUnLock();
52  guardP = 0;
53  }
54  }
55 
58 
59 private:
61 };
62 #endif
~XrdPosixObjGuard()
Definition: XrdPosixObjGuard.hh:57
Definition: XrdPosixFile.hh:57
void Ref()
Definition: XrdPosixObject.hh:62
void updLock()
Definition: XrdPosixFile.hh:105
void Init(XrdPosixFile *fP)
Definition: XrdPosixObjGuard.hh:39
void Release()
Definition: XrdPosixObjGuard.hh:49
Definition: XrdPosixObjGuard.hh:35
XrdPosixFile * guardP
Definition: XrdPosixObjGuard.hh:60
XrdPosixObjGuard(XrdPosixFile *fP)
Definition: XrdPosixObjGuard.hh:56
void updUnLock()
Definition: XrdPosixFile.hh:107
void unRef()
Definition: XrdPosixObject.hh:67