lily/context-mod.cc

   1 /*
   2   This file is part of LilyPond, the GNU music typesetter.
   3
   4   Copyright (C) 2010 Reinhold Kainhofer <reinhold@kainhofer.com>
   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 "context-mod.hh"
  21
  22 Context_mod::Context_mod ()
  23 {
  24   mods_ = SCM_EOL;
  25 }
  26
  27 Context_mod::Context_mod (Context_mod const &s)
  28 {
  29   mods_ = s.mods_;
  30 }
  31
  32 #include "ly-smobs.icc"
  33 IMPLEMENT_SIMPLE_SMOBS (Context_mod);
  34 IMPLEMENT_DEFAULT_EQUAL_P (Context_mod);
  35
  36 int
  37 Context_mod::print_smob (SCM smob, SCM port, scm_print_state*)
  38 {
  39   Context_mod *me = (Context_mod *) SCM_CELL_WORD_1 (smob);
  40
  41   scm_puts ("#<Context_mod ", port);
  42   scm_display (me->mods_, port);
  43   scm_puts (">", port);
  44   return 1;
  45 }
  46
  47 SCM
  48 Context_mod::mark_smob (SCM smob)
  49 {
  50   ASSERT_LIVE_IS_ALLOWED ();
  51
  52   Context_mod *me = (Context_mod *) SCM_CELL_WORD_1 (smob);
  53
  54   scm_gc_mark (me->mods_);
  55   return me->mods_;
  56 }
  57
  58 void
  59 Context_mod::add_context_mod (SCM mod)
  60 {
  61   mods_ = scm_cons (mod, mods_);
  62 }
  63
  64 void
  65 Context_mod::add_context_mods (SCM mods)
  66 {
  67   for (SCM m = mods; scm_is_pair (m); m = scm_cdr (m))
  68     add_context_mod (scm_car (m));
  69 }
  70
  71 SCM
  72 Context_mod::get_mods () const
  73 {
  74   return scm_reverse (mods_);
  75 }
  76