lily/scope.cc

   1 /*
   2   scope.cc --  implement Scope
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c) 1998--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7
   8  */
   9
  10 #include "scope.hh"
  11 #include "string.hh"
  12 #include "scm-hash.hh"
  13
  14 Scope::Scope (Scheme_hash_table * st)
  15 {
  16   assert (st);
  17   id_dict_ =st;
  18 }
  19
  20 bool
  21 Scope::elem_b (String s) const
  22 {
  23   return id_dict_->elem_b (ly_symbol2scm (s.ch_C()));
  24 }
  25
  26 bool
  27 Scope::elem_b (SCM s) const
  28 {
  29   return id_dict_->elem_b (s);
  30 }
  31
  32
  33 SCM
  34 Scope::scm_elem (SCM s)const
  35 {
  36   return id_dict_->get (s);
  37 }
  38
  39 SCM
  40 Scope::scm_elem (String s) const
  41 {
  42  return scm_elem (ly_symbol2scm (s.ch_C()));
  43 }
  44
  45
  46 void
  47 Scope::set (String s, SCM id)
  48 {
  49   return id_dict_->set (ly_symbol2scm (s.ch_C()), id);
  50 }
  51
  52 SCM
  53 Scope::to_alist () const
  54 {
  55   return id_dict_->to_alist ();
  56 }
  57
  58 bool
  59 Scope::try_retrieve (SCM k , SCM *v)const
  60 {
  61   return id_dict_->try_retrieve (k, v);
  62 }
  63