XrdOucTokenizer.hh

Go to the documentation of this file.
00001 #ifndef __OOUC_TOKENIZER__
00002 #define __OOUC_TOKENIZER__
00003 /******************************************************************************/
00004 /*                                                                            */
00005 /*                    X r d O u c T o k e n i z e r . h h                     */
00006 /*                                                                            */
00007 /* (c) 2004 by the Board of Trustees of the Leland Stanford, Jr., University  */
00008 /*   Produced by Andrew Hanushevsky for Stanford University under contract    */
00009 /*                DE-AC02-76-SFO0515 with the Deprtment of Energy             */
00010 /*                                                                            */
00011 /* This file is part of the XRootD software suite.                            */
00012 /*                                                                            */
00013 /* XRootD is free software: you can redistribute it and/or modify it under    */
00014 /* the terms of the GNU Lesser General Public License as published by the     */
00015 /* Free Software Foundation, either version 3 of the License, or (at your     */
00016 /* option) any later version.                                                 */
00017 /*                                                                            */
00018 /* XRootD is distributed in the hope that it will be useful, but WITHOUT      */
00019 /* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or      */
00020 /* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public       */
00021 /* License for more details.                                                  */
00022 /*                                                                            */
00023 /* You should have received a copy of the GNU Lesser General Public License   */
00024 /* along with XRootD in a file called COPYING.LESSER (LGPL license) and file  */
00025 /* COPYING (GPL license).  If not, see <http://www.gnu.org/licenses/>.        */
00026 /*                                                                            */
00027 /* The copyright holder's institutional names and contributor's names may not */
00028 /* be used to endorse or promote products derived from this software without  */
00029 /* specific prior written permission of the institution or contributor.       */
00030 /******************************************************************************/
00031 
00032 class XrdOucTokenizer
00033 {
00034 public:
00035 
00036             XrdOucTokenizer(char *bp) {Attach(bp);}
00037 
00038            ~XrdOucTokenizer() {}
00039 
00040 // Attach a new buffer to the tokenizer.
00041 //
00042 void         Attach(char *bp);
00043 
00044 // Get the next record from a buffer. Return null upon eof or error.
00045 //
00046 char        *GetLine();
00047 
00048 // Get the next blank-delimited token in the record returned by Getline(). A
00049 // null pointer is returned if no more tokens remain. Each token is terminated
00050 // a null byte. Note that the record buffer is modified during processing. The
00051 // routine may optionally return a pointer to the remainder of the line with 
00052 // no leading blanks. The lowcase argument, if 1, converts all letters to lower 
00053 // case in the token.
00054 //
00055 char        *GetToken(char **rest=0, int lowcase=0);
00056 
00057 // RetToken() simply backups the token scanner the last tken returned. Only
00058 // one backup is allowed.
00059 //
00060 void         RetToken();
00061 
00062 // A 0 indicates that tabs in the stream should be converted to spaces.
00063 // A 1 inducates that tabs should be left alone (the default).
00064 //
00065 void         Tabs(int x=1) {notabs = !x;}
00066 
00067 /******************************************************************************/
00068   
00069 private:
00070         char *buff;
00071         char *token;
00072         char *tnext;
00073         int   notabs;
00074 };
00075 #endif

Generated on 12 Dec 2014 for xrootd by  doxygen 1.4.7