BESRegex.h

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00001 
00002 // -*- mode: c++; c-basic-offset:4 -*-
00003 
00004 // This file is part of libdap, A C++ implementation of the OPeNDAP Data
00005 // Access Protocol.
00006 
00007 // Copyright (c) 2005 OPeNDAP, Inc.
00008 // Author: James Gallagher <jgallagher@opendap.org>
00009 //
00010 // This library is free software; you can redistribute it and/or
00011 // modify it under the terms of the GNU Lesser General Public
00012 // License as published by the Free Software Foundation; either
00013 // version 2.1 of the License, or (at your option) any later version.
00014 // 
00015 // This library is distributed in the hope that it will be useful,
00016 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 // 
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00023 //
00024 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
00025 
00026 #ifndef _BESRegex_h
00027 #define _BESRegex_h 1
00028 
00032 class BESRegex
00033 {
00034 private:
00035     // d_preg was a regex_t* but I needed to include both regex.h and config.h
00036     // to make the gnulib code work. Because this header is installed (and is
00037     // used by other libraries) it cannot include config.h, so I moved the 
00038     // regex.h and config.h (among other) includes to the implementation. It
00039     // would be cleaner to use a special class, but for one field that seems
00040     // like overkill.
00041     void *d_preg;
00042     void init(const char *t);
00043     
00044 public:
00045     BESRegex(const char *t);
00046     BESRegex(const char *t, int dummy);
00047     ~BESRegex();
00048 
00050     int match(const char* s, int len, int pos = 0);
00052     int search(const char* s, int len, int& matchlen, int pos = 0);
00053 };
00054 
00055 #endif

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