lily/lilypond-version.cc

   1 /*
   2   lilypond-version.cc -- implement Lilypond_version
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1998--2009 Jan Nieuwenhuizen <janneke@gnu.org>
   7 */
   8
   9 #include <ctype.h>
  10
  11 #include "lilypond-version.hh"
  12 #include "string-convert.hh"
  13 #include "misc.hh"
  14
  15 Lilypond_version::Lilypond_version (int major, int minor, int patch)
  16 {
  17   major_ = major;
  18   minor_ = minor;
  19   patch_ = patch;
  20 }
  21
  22 Lilypond_version::Lilypond_version (string str)
  23 {
  24   major_ = 0;
  25   minor_ = 0;
  26   patch_ = 0;
  27
  28   vector<string> version;
  29   version = string_split (str, '.');
  30
  31   if (version.size () > 0 && isdigit (version[0][0]))
  32     major_ = String_convert::dec2int (version[0]);
  33   if (version.size () > 1 && isdigit (version[1][0]))
  34     minor_ = String_convert::dec2int (version[1]);
  35
  36   patch_ = 0;
  37   if (version.size () >= 3
  38       && isdigit (version[2][0]))
  39     patch_ = String_convert::dec2int (version[2]);
  40
  41   if (version.size () >= 4)
  42     extra_patch_string_ = version[3];
  43 }
  44
  45 string
  46 Lilypond_version::to_string () const
  47 {
  48   return ::to_string (major_)
  49     + "." + ::to_string (minor_)
  50     + "." + ::to_string (patch_);
  51 }
  52
  53 Lilypond_version::operator int () const
  54 {
  55   // ugh
  56   return 100000 * major_ + 1000 * minor_ + patch_;
  57 }
  58