lily/lilypond-version.cc

   1 /*
   2   This file is part of LilyPond, the GNU music typesetter.
   3
   4   Copyright (C) 1998--2011 Jan Nieuwenhuizen <janneke@gnu.org>
   5
   6   LilyPond is free software: you can redistribute it and/or modify
   7   it under the terms of the GNU General Public License as published by
   8   the Free Software Foundation, either version 3 of the License, or
   9   (at your option) any later version.
  10
  11   LilyPond is distributed in the hope that it will be useful,
  12   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14   GNU General Public License for more details.
  15
  16   You should have received a copy of the GNU General Public License
  17   along with LilyPond.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include <ctype.h>
  21
  22 #include "lilypond-version.hh"
  23 #include "string-convert.hh"
  24 #include "misc.hh"
  25
  26 Lilypond_version::Lilypond_version (int major, int minor, int patch)
  27 {
  28   major_ = major;
  29   minor_ = minor;
  30   patch_ = patch;
  31 }
  32
  33 Lilypond_version::Lilypond_version (string str)
  34 {
  35   major_ = 0;
  36   minor_ = 0;
  37   patch_ = 0;
  38
  39   vector<string> version;
  40   version = string_split (str, '.');
  41
  42   if (version.size () > 0 && isdigit (version[0][0]))
  43     major_ = String_convert::dec2int (version[0]);
  44   if (version.size () > 1 && isdigit (version[1][0]))
  45     minor_ = String_convert::dec2int (version[1]);
  46
  47   patch_ = 0;
  48   if (version.size () >= 3
  49       && isdigit (version[2][0]))
  50     patch_ = String_convert::dec2int (version[2]);
  51
  52   if (version.size () >= 4)
  53     extra_patch_string_ = version[3];
  54 }
  55
  56 string
  57 Lilypond_version::to_string () const
  58 {
  59   return ::to_string (major_)
  60     + "." + ::to_string (minor_)
  61     + "." + ::to_string (patch_);
  62 }
  63
  64 Lilypond_version::operator int () const
  65 {
  66   // ugh
  67   return 100000 * major_ + 1000 * minor_ + patch_;
  68 }
  69