source: trunk/lib/yat/OptionHelp.cc @ 983

Last change on this file since 983 was 983, checked in by Peter Johansson, 12 years ago

fetch yat files. refs #429

  • Property svn:eol-style set to native
File size: 1.7 KB
Line 
1// $Id: OptionHelp.cc 2119 2009-12-12 23:11:43Z peter $
2
3/*
4  Copyright (C) 2007, 2008 Jari Häkkinen, Peter Johansson
5
6  This file is part of the yat library, http://dev.thep.lu.se/yat
7
8  The yat library is free software; you can redistribute it and/or
9  modify it under the terms of the GNU General Public License as
10  published by the Free Software Foundation; either version 3 of the
11  License, or (at your option) any later version.
12
13  The yat library is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  General Public License for more details.
17
18  You should have received a copy of the GNU General Public License
19  along with yat. If not, see <http://www.gnu.org/licenses/>.
20*/
21
22#include "OptionHelp.h"
23#include "CommandLine.h"
24
25#include <cstdlib>
26#include <iostream>
27#include <string>
28
29namespace theplu {
30namespace yat {
31namespace utility {
32
33
34  OptionHelp::OptionHelp(CommandLine& cmd, std::string flag, 
35                         std::string desc)
36    : OptionSwitch(cmd, flag, desc, false), synopsis_("")
37  {
38  }
39
40
41  void OptionHelp::do_parse2(std::vector<std::string>::iterator first, 
42                               std::vector<std::string>::iterator last)
43  {
44    if (usage_.empty()) 
45      std::cout << "Usage: " << cmd().program_name() << " [OPTION]...\n\n";
46    else
47      std::cout << usage_ << "\n"; 
48    std::cout << synopsis_ << "\n";
49    std::cout << cmd() << "\n"; 
50    std::cout << post_cmd_;
51    exit(0);
52  }
53
54
55  std::string& OptionHelp::post_arguments(void)
56  {
57    return post_cmd_;
58  }
59
60
61  std::string& OptionHelp::synopsis(void)
62  {
63    return synopsis_;
64  }
65
66  std::string& OptionHelp::usage(void)
67  {
68    return usage_;
69  }
70
71}}} // of namespace utility, yat, and theplu
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