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argparser.h (2627B)

      1 /* -*- Mode: c++; -*- */
      2 /*  --------------------------------------------------------------------
      3  *  Filename:
      4  *    src/argparser.h
      5  *  
      6  *  Description:
      7  *    <--->
      8  *
      9  *  Authors:
     10  *    Andreas Aardal Hanssen <bincimap@andreas.hanssen.name>
     11  *
     12  *  Bugs:
     13  *
     14  *  ChangeLog:
     15  *
     16  *  --------------------------------------------------------------------
     17  *  Copyright 2002-2005 Andreas Aardal Hanssen
     18  *
     19  *  This program is free software; you can redistribute it and/or modify
     20  *  it under the terms of the GNU General Public License as published by
     21  *  the Free Software Foundation; either version 2 of the License, or
     22  *  (at your option) any later version.
     23  *
     24  *  This program is distributed in the hope that it will be useful,
     25  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
     26  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     27  *  GNU General Public License for more details.
     28  *
     29  *  You should have received a copy of the GNU General Public License
     30  *  along with this program; if not, write to the Free Software
     31  *  Foundation, Inc., 59 Temple Street #330, Boston, MA 02111-1307, USA.
     32  *  --------------------------------------------------------------------
     33  */
     34 #ifndef ARGPARSER_H_INCLUDED
     35 #define ARGPARSER_H_INCLUDED
     36 #include <map>
     37 #include <string>
     38 #include <vector>
     39 
     40 namespace Binc {
     41   class ArgOpts {
     42   public:
     43     std::string c;
     44     bool b;
     45     bool o;
     46     std::string desc;
     47 
     48     inline ArgOpts(const std::string &chr, bool boolean, bool optional,
     49 		   const std::string &descr)
     50     {
     51       c = chr;
     52       b = boolean;
     53       o = optional;
     54       desc = descr;
     55     }
     56   };
     57 
     58   class CommandLineArgs {
     59   public:
     60     CommandLineArgs(void);
     61 
     62     bool parse(int argc, char *argv[]);
     63     std::string errorString(void) const;
     64 
     65     int argc(void) const;
     66   
     67     const std::string operator [](const std::string &arg) const;
     68   
     69     void addOptional(const std::string &arg, const std::string &desc,
     70 		     bool boolean);
     71     void addRequired(const std::string &arg, const std::string &desc,
     72 		     bool boolean);
     73     bool hasArg(const std::string &arg) const;
     74 
     75     std::string usageString(void) const;
     76 
     77     void setTail(const std::string &str);
     78 
     79     const std::vector<std::string> &getUnqualifiedArgs() const;
     80 
     81   private:
     82     void registerArg(const std::string &arg, const std::string &desc,
     83 		     bool boolean, bool optional);
     84 
     85     std::string errString;
     86     std::map<std::string, ArgOpts> reg;
     87     std::map<std::string, std::string> args;
     88     std::map<std::string, bool> passedArgs;
     89     std::vector<std::string> unqualified;
     90     std::string tail;
     91     std::string head;
     92     int ac;
     93   };
     94 }
     95 
     96 #endif