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usage.hh
1 // Copyright (C) 2009, 2010, 2011 EPITA Research and Development
2 // Laboratory (LRDE)
3 //
4 // This file is part of Olena.
5 //
6 // Olena is free software: you can redistribute it and/or modify it under
7 // the terms of the GNU General Public License as published by the Free
8 // Software Foundation, version 2 of the License.
9 //
10 // Olena is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 // General Public License for more details.
14 //
15 // You should have received a copy of the GNU General Public License
16 // along with Olena. If not, see <http://www.gnu.org/licenses/>.
17 //
18 // As a special exception, you may use this file as part of a free
19 // software project without restriction. Specifically, if other files
20 // instantiate templates or use macros or inline functions from this
21 // file, or you compile this file and link it with other files to produce
22 // an executable, this file does not by itself cause the resulting
23 // executable to be covered by the GNU General Public License. This
24 // exception does not however invalidate any other reasons why the
25 // executable file might be covered by the GNU General Public License.
26 
27 #ifndef SCRIBO_DEBUG_USAGE_HH
28 # define SCRIBO_DEBUG_USAGE_HH
29 
30 #include <libgen.h>
31 #include <iostream>
32 
33 namespace scribo
34 {
35 
36  namespace debug
37  {
38 
47  //
48  int usage(char* argv[], const char *desc, const char* args,
49  const char*args_desc[][2]);
50 
51 
52 # ifndef MLN_INCLUDE_ONLY
53 
54  inline
55  int
56  usage(char* argv[], const char *desc, const char* args,
57  const char*args_desc[][2])
58  {
59  std::cout << "Usage: " << basename(argv[0]) << " " << args
60  << std::endl
61  << std::endl;
62  std::cout << "-----------" << std::endl;
63  std::cout << desc << std::endl
64  << std::endl;
65 
66  for (unsigned i = 0; args_desc[i][0] != 0; ++i)
67  std::cout << " " << args_desc[i][0] << ": " << args_desc[i][1]
68  << std::endl;
69 
70  std::cout << "-----------" << std::endl;
71  std::cout << "EPITA/LRDE - Scribo 2008-2011" << std::endl;
72  return 1;
73  }
74 
75 # endif // ! MLN_INCLUDE_ONLY
76 
77  } // end of namespace scribo::debug
78 
79 } // end of namespace scribo
80 
81 #endif // ! SCRIBO_DEBUG_USAGE_HH