00001 #ifndef __OUC_SXEQ_HH__ 00002 #define __OUC_SXEQ_HH__ 00003 /******************************************************************************/ 00004 /* */ 00005 /* X r d O u c S x e q . h h */ 00006 /* */ 00007 /* (c) 2009 by the Board of Trustees of the Leland Stanford, Jr., University */ 00008 /* All Rights Reserved */ 00009 /* Produced by Andrew Hanushevsky for Stanford University under contract */ 00010 /* DE-AC02-76-SFO0515 with the Department of Energy */ 00011 /* */ 00012 /* This file is part of the XRootD software suite. */ 00013 /* */ 00014 /* XRootD is free software: you can redistribute it and/or modify it under */ 00015 /* the terms of the GNU Lesser General Public License as published by the */ 00016 /* Free Software Foundation, either version 3 of the License, or (at your */ 00017 /* option) any later version. */ 00018 /* */ 00019 /* XRootD is distributed in the hope that it will be useful, but WITHOUT */ 00020 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */ 00021 /* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */ 00022 /* License for more details. */ 00023 /* */ 00024 /* You should have received a copy of the GNU Lesser General Public License */ 00025 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */ 00026 /* COPYING (GPL license). If not, see <http://www.gnu.org/licenses/>. */ 00027 /* */ 00028 /* The copyright holder's institutional names and contributor's names may not */ 00029 /* be used to endorse or promote products derived from this software without */ 00030 /* specific prior written permission of the institution or contributor. */ 00031 /******************************************************************************/ 00032 00033 class XrdOucSxeq 00034 { 00035 public: 00036 00037 static const int noWait = 0x0001; 00038 static const int Share = 0x0002; 00039 static const int Unlink = 0x0004; 00040 static const int Lock = 0x0008; // lock in constructor 00041 00042 int Detach() {int lFD = lokFD; lokFD = -1; return lFD;} 00043 00044 int Release(); 00045 00046 static 00047 int Release(int fileD); 00048 00049 int Serialize(int Opts=0); 00050 00051 static 00052 int Serialize(int fileD, int Opts); 00053 00054 int lastError() {return lokRC;} 00055 00056 XrdOucSxeq(int sOpts, const char *path); 00057 XrdOucSxeq(const char *sfx, const char *sfx1=0, const char *Dir="/tmp/"); 00058 ~XrdOucSxeq(); 00059 00060 private: 00061 00062 char *lokFN; 00063 int lokFD; 00064 int lokUL; 00065 int lokRC; 00066 }; 00067 #endif