]> git.donarmstrong.com Git - lilypond.git/blobdiff - lily/parser.yy
*** empty log message ***
[lilypond.git] / lily / parser.yy
index 3650603e31512af7c2b42d760cbe5b3f630e4341..f5eed1ba3b688e33257667b7343d480baa1ad3d5 100644 (file)
@@ -5,12 +5,12 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c)  1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
            Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
 /*
-  Two shift/reduce problems:
+  Four shift/reduce problems:
 
 1.     foo = bar.
 
        "bar" -> String -> string-assignment
 
 
+Similar problem for
+
+ * \markup identifier.
+ * \markup { }
+
+
 2.  \repeat
        \repeat .. \alternative
 
@@ -48,10 +54,11 @@ TODO:
 
 #include <ctype.h>
 #include <stdlib.h>
+#include <stdio.h>
 
 
 #include "scm-option.hh"
-#include "translator-def.hh"
+#include "context-def.hh"
 #include "lily-guile.hh"
 #include "misc.hh"
 #include "my-lily-lexer.hh"
@@ -67,18 +74,19 @@ TODO:
 #include "input.hh"
 #include "lilypond-input-version.hh"
 #include "scm-hash.hh"
-#include "auto-change-iterator.hh"
-#include "ly-modules.hh"
+#include "ly-module.hh"
 #include "music-sequence.hh"
 #include "input-smob.hh"
 #include "event.hh"
 #include "text-item.hh"
 #include "music-list.hh"
-
+#include "paper-book.hh"
 
 #define MY_MAKE_MUSIC(x)  make_music_by_name (ly_symbol2scm (x))
 
-
+Music *property_op_to_music (SCM op);
+Music *context_spec_music (SCM type, SCM id, Music * m, SCM ops_);
+SCM get_next_unique_context ();
 
 #define YYERROR_VERBOSE 1
 
@@ -90,20 +98,40 @@ My_lily_parser* my_lily_parser;
 
 #define yyerror THIS->parser_error
 
+/*
+  Add symbols to the  TAGS field of a music object. 
+*/
 
+void
+tag_music (Music*m,  SCM tag, Input ip)
+{
+       SCM tags = m->get_property ("tags");
+       if (gh_symbol_p (tag))
+               tags = scm_cons (tag, tags);
+       else if (gh_list_p (tag))
+               tags = gh_append2 (tag, tags);
+       else
+               ip.warning (_("Tag must be symbol or list of symbols."));
+
+       m->set_property ("tags", tags);
+}
 
 
 
 bool
-regular_identifier_b (SCM id)
+is_regular_identifier (SCM id)
 {
   String str = ly_scm2string (id);
   char const *s = str.to_str0 () ;
 
   bool v = true;
+/*
+  isalpha (*s);
+  s++;
+*/
   while (*s && v)
    {
-        v = v && isalpha (*s);
+        v = v && isalnum (*s);
         s++;
    }
   return v;
@@ -112,16 +140,14 @@ regular_identifier_b (SCM id)
 SCM
 make_simple_markup (SCM a)
 {
-       static SCM simple;
-       if (!simple)
-       simple = scm_c_eval_string ("simple-markup");
+ SCM simple = scm_c_eval_string ("simple-markup");
 
-       return scm_list_n (simple, a, SCM_UNDEFINED);
+       return scm_list_2 (simple, a);
 }
 
 
 bool
-is_duration_b (int t)
+is_is_duration (int t)
 {
   return t && t == 1 << intlog2 (t);
 }
@@ -131,7 +157,7 @@ set_music_properties (Music *p, SCM a)
 {
   for (SCM k = a; gh_pair_p (k); k = ly_cdr (k))
        {
-       p->internal_set_mus_property (ly_caar (k), ly_cdar (k));
+       p->internal_set_property (ly_caar (k), ly_cdar (k));
        }
 }
 
@@ -139,10 +165,11 @@ SCM
 make_chord_step (int step, int alter)
 {
        if (step == 7)
-               alter--;
+               alter += FLAT;
 
-       /* ugh: fucks up above 13 */
-       Pitch m(step > 7 ? 1 : 0,(step - 1) % 7, alter);
+       while(step < 0)
+               step += 7;
+       Pitch m((step -1) / 7 , (step - 1) % 7, alter);
        return m.smobbed_copy ();
 }
 
@@ -150,9 +177,7 @@ make_chord_step (int step, int alter)
 SCM
 make_chord (SCM pitch, SCM dur, SCM modification_list)
 {
-       static SCM chord_ctor;
-       if (!chord_ctor)
-               chord_ctor= scm_c_eval_string ("construct-chord");
+       SCM chord_ctor = ly_scheme_function ("construct-chord");
        SCM ch=  scm_call_3 (chord_ctor, pitch, dur, modification_list);
        scm_gc_protect_object (ch);
        return ch;
@@ -171,9 +196,9 @@ ly_input_procedure_p (SCM x)
 Music* 
 set_property_music (SCM sym, SCM value)
 {
-       Music * p = MY_MAKE_MUSIC("PropertySet");
-       p->set_mus_property ("symbol", sym);
-       p->set_mus_property ("value", value);
+       Music * p = MY_MAKE_MUSIC ("PropertySet");
+       p->set_property ("symbol", sym);
+       p->set_property ("value", value);
        return p;
 }
 
@@ -201,7 +226,7 @@ yylex (YYSTYPE *s,  void * v)
        My_lily_lexer * lex = pars->lexer_;
 
        lex->lexval = (void*) s;
-       lex->prepare_for_next_token();
+       lex->prepare_for_next_token ();
        return lex->yylex ();
 }
 
@@ -210,73 +235,76 @@ yylex (YYSTYPE *s,  void * v)
 
 %pure_parser
 
-/* tokens which are not keywords */
-%token AUTOCHANGE
+
+%token ACCEPTS
+%token ADDLYRICS
+%token ADDQUOTE
+%token NEWADDLYRICS
 %token ALIAS
+%token ALTERNATIVE
+%token APPLY
 %token APPLYCONTEXT
 %token APPLYOUTPUT
-%token APPLY
-%token ACCEPTS
-%token ALTERNATIVE
+%token AUTOCHANGE
 %token BAR
 %token BREATHE
+%token CHANGE
 %token CHORDMODIFIERS  
 %token CHORDS
+%token LESSLESS
+%token MOREMORE
 %token CLEF
+%token COMMANDSPANREQUEST
 %token CONSISTS
-%token DURATION
-%token SEQUENTIAL
-%token GROBDESCRIPTIONS
-%token SIMULTANEOUS
 %token CONSISTSEND
+%token CONTEXT
+%token DEFAULT
 %token DENIES
 %token DESCRIPTION
 %token EXTENDER
 %token FIGURES FIGURE_OPEN FIGURE_CLOSE
 %token FIGURE_BRACKET_CLOSE FIGURE_BRACKET_OPEN
 %token GRACE 
+%token ACCIACCATURA
+%token APPOGGIATURA 
+%token GROBDESCRIPTIONS
 %token HEADER
 %token HYPHEN
 %token INVALID
 %token KEY
 %token LYRICS
 %token MARK
-%token MULTI_MEASURE_REST
 %token MIDI
-%token PITCH
-%token DEFAULT
+%token MULTI_MEASURE_REST
 %token NAME
-%token PITCHNAMES
+%token NEWCONTEXT
 %token NOTES
+%token OCTAVE
 %token ONCE
+%token OVERRIDE SET REVERT 
 %token PAPER
+%token PARTCOMBINE
 %token PARTIAL
-%token PROPERTY
-%token OVERRIDE SET REVERT 
+%token QUOTE
 %token RELATIVE
 %token REMOVE
 %token REPEAT
-%token ADDLYRICS
-%token PARTCOMBINE
+%token REST
 %token SCM_T
 %token SCORE
+%token SEQUENTIAL
+%token SIMULTANEOUS
 %token SKIP
 %token SPANREQUEST
-%token COMMANDSPANREQUEST
+%token TAG
 %token TEMPO
-%token OUTPUTPROPERTY
-%token OCTAVE
-%token TIME_T
 %token TIMES
-%token TRANSLATOR
+%token TIME_T
 %token TRANSPOSE
+%token TRANSPOSITION
 %token TYPE
 %token UNSET
-%token CONTEXT
-%token REST
-%token CHORD_OPEN
-%token CHORD_CLOSE
-
+%token WITH
 
 /* escaped */
 %token E_CHAR E_EXCLAMATION E_SMALLER E_BIGGER E_OPEN E_CLOSE
@@ -288,6 +316,10 @@ yylex (YYSTYPE *s,  void * v)
 
 %type <i>      exclamations questions dots optional_rest
 %type <i>       bass_mod
+%type <scm>    grace_head
+%type <scm>    oct_check
+%type <scm>    context_mod_list
+%type <scm>    lyric_element
 %type <scm>    bass_number br_bass_figure bass_figure figure_list figure_spec
 %token <i>     DIGIT
 %token <scm>   NOTENAME_PITCH
@@ -296,15 +328,14 @@ yylex (YYSTYPE *s,  void * v)
 %token <scm>   DURATION_IDENTIFIER
 %token <scm>    FRACTION
 %token <id>    IDENTIFIER
-%token <scm>   CHORDNAMES
-
-%token <scm> CHORD_MODIFIER
-
+%token DRUMS
+%token <scm>   DRUM_PITCH
+%token <scm>   CHORD_MODIFIER
 %token <scm>   SCORE_IDENTIFIER
 %token <scm>   MUSIC_OUTPUT_DEF_IDENTIFIER
 %token <scm>   NUMBER_IDENTIFIER
 %token <scm>   EVENT_IDENTIFIER
-%token <scm>   MUSIC_IDENTIFIER TRANSLATOR_IDENTIFIER
+%token <scm>   MUSIC_IDENTIFIER CONTEXT_DEF_IDENTIFIER
 %token <scm>   STRING_IDENTIFIER SCM_IDENTIFIER 
 %token <scm>   RESTNAME
 %token <scm>   STRING   
@@ -314,6 +345,7 @@ yylex (YYSTYPE *s,  void * v)
 
 %token MARKUP
 %token <scm> MARKUP_HEAD_MARKUP0
+%token <scm> MARKUP_HEAD_EMPTY
 %token <scm> MARKUP_HEAD_MARKUP0_MARKUP1
 %token <scm> MARKUP_HEAD_SCM0
 %token <scm> MARKUP_HEAD_SCM0_MARKUP1
@@ -339,34 +371,31 @@ yylex (YYSTYPE *s,  void * v)
 %type <music> note_chord_element chord_body chord_body_element
 %type <scm>  chord_body_elements 
 %type <scm> steno_duration optional_notemode_duration multiplied_duration
-%type <scm>  verbose_duration
        
-%type <scm>   post_events
+%type <scm>   post_events 
 %type <music> gen_text_def direction_less_event direction_reqd_event
 %type <scm>   steno_pitch pitch absolute_pitch pitch_also_in_chords
-%type <scm>   explicit_pitch steno_tonic_pitch
+%type <scm>    steno_tonic_pitch
 %type <scm>    duration_length fraction
 
 %type <scm> new_chord step_number chord_items chord_item chord_separator step_numbers
 
 %type <scm>  embedded_scm scalar
 %type <music>  Music Sequential_music Simultaneous_music 
-%type <music>  relative_music re_rhythmed_music part_combined_music
-%type <music>  property_def translator_change  simple_property_def
-%type <scm> Music_list
-%type <outputdef>  music_output_def_body
-%type <music> shorthand_command_req
-%type <music>  post_event 
-%type <music> command_req verbose_command_req
-%type <music>  extender_req
-%type <music> hyphen_req
+%type <music>  relative_music re_rhythmed_music 
+%type <music>  music_property_def context_change
+%type <scm> context_prop_spec 
+%type <scm> Music_list 
+%type <scm> property_operation context_mod context_def_mod optional_context_mod
+%type <outputdef>  music_output_def_body music_output_def_head
+%type <music>  post_event tagged_post_event
+%type <music> command_req 
 %type <music> string_number_event
 %type <scm>    string bare_number number_expression number_term number_factor 
 %type <score>  score_block score_body
 
-%type <scm>    translator_spec_block translator_spec_body
+%type <scm>    context_def_spec_block context_def_spec_body
 %type <music>  tempo_event
-%type <scm> notenames_body notenames_block chordmodifiers_block
 %type <scm>    script_abbreviation
 
 
@@ -392,52 +421,61 @@ lilypond: /* empty */
        ;
 
 toplevel_expression:
-       notenames_block                 {
-               THIS->lexer_->pitchname_tab_ =  $1;
-       }
-       | chordmodifiers_block                  {
-               THIS->lexer_->chordmodifier_tab_  = $1;
-       }
-       | lilypond_header {
+       lilypond_header {
                THIS->input_file_->header_ = $1;
        }
+       | add_quote {
+       }
        | score_block {
-               THIS->input_file_->scores_.push ($1);
+               Score * sc = $1;
+
+               SCM head = ly_module_p (sc->header_) ? sc->header_ : THIS->input_file_->header_.to_SCM ();
+
+               Path p = split_path (THIS->output_basename_);
+               int *c =  &THIS->input_file_->score_count_;
+               if (*c)
+                       {
+                       p.base += "-" + to_string (*c);
+                       }
+
+               (*c)++;
+               SCM outname = scm_makfrom0str (p.to_string ().to_str0());
+
+               for (int i=0; i < sc->defs_.size (); i++)
+                       default_rendering (sc->music_, sc->defs_[i]->self_scm (), head, outname);
+
+               if (sc->defs_.is_empty ())
+               {
+                  Music_output_def *id =
+                       unsmob_music_output_def (THIS->lexer_->lookup_identifier
+                               ("$defaultpaper"));
+
+                  id = id ? id->clone () : new Paper_def;
+       
+                  default_rendering (sc->music_, id->self_scm (), head, outname);
+                  scm_gc_unprotect_object (id->self_scm ());
+               }
+               scm_gc_unprotect_object (sc->self_scm ());
        }
        | output_def {
+               SCM id = SCM_EOL;
                if (dynamic_cast<Paper_def*> ($1))
-                       THIS->lexer_->set_identifier (scm_makfrom0str ("$defaultpaper"), $1->self_scm ());
+                       id = scm_makfrom0str ("$defaultpaper");
                else if (dynamic_cast<Midi_def*> ($1))
-                       THIS->lexer_->set_identifier (scm_makfrom0str ("$defaultmidi"), $1->self_scm ());
+                       id = scm_makfrom0str ("$defaultmidi");
+               THIS->lexer_->set_identifier (id,   $1->self_scm ());
+               scm_gc_unprotect_object ($1->self_scm ());
        }
        ;
 
+
 embedded_scm:
        SCM_T
        | SCM_IDENTIFIER 
        ;
 
 
-chordmodifiers_block:
-       CHORDMODIFIERS notenames_body   {  $$ = $2; }
-       ;
-
-notenames_block:
-       PITCHNAMES notenames_body   {  $$ = $2; }
-       ;
-
-notenames_body:
-       embedded_scm    {
-         int i = scm_ilength ($1);
 
-         SCM tab = scm_make_vector (gh_int2scm (i), SCM_EOL);
-         for (SCM s = $1; gh_pair_p (s); s = ly_cdr (s)) {
-               SCM pt = ly_cdar (s);
-               scm_hashq_set_x (tab, ly_caar (s), pt);
-         }
-         $$ = tab;
-       }
-       ;
 
 lilypond_header_body:
        {
@@ -451,7 +489,7 @@ lilypond_header_body:
 
 lilypond_header:
        HEADER '{' lilypond_header_body '}'     {
-               $$ = THIS->lexer_-> remove_scope();
+               $$ = THIS->lexer_->remove_scope ();
        }
        ;
 
@@ -470,7 +508,7 @@ assignment:
        */
                Input ip = THIS->pop_spot ();
 
-               if (! regular_identifier_b ($1))
+               if (! is_regular_identifier ($1))
                {
                        ip.warning (_ ("Identifier should have alphabetic characters only"));
                }
@@ -489,7 +527,6 @@ all objects can be unprotected as soon as they're here.
        ;
 
 
-
 identifier_init:
        score_block {
                $$ = $1->self_scm ();
@@ -502,7 +539,7 @@ identifier_init:
                $$ = $1->self_scm ();
                scm_gc_unprotect_object ($$);
        }
-       | translator_spec_block {
+       | context_def_spec_block {
                $$ = $1;
        }
        | Music  {
@@ -513,9 +550,6 @@ identifier_init:
                $$ = $1->self_scm ();
                scm_gc_unprotect_object ($$);
        }
-       | verbose_duration {
-               $$ = $1;
-       }
        | number_expression {
                $$ = $1;
        }
@@ -527,69 +561,35 @@ identifier_init:
        }
        ;
 
-translator_spec_block:
-       TRANSLATOR '{' translator_spec_body '}'
+context_def_spec_block:
+       CONTEXT '{' context_def_spec_body '}'
                {
                $$ = $3;
        }
        ;
 
-translator_spec_body:
-       TRANSLATOR_IDENTIFIER   {
-               $$ = $1;
-               unsmob_translator_def ($$)-> set_spot (THIS->here_input ());
-       }
-       | TYPE STRING   {
-               $$ = Translator_def::make_scm ();
-               Translator_def*td =  unsmob_translator_def ($$);
-               td->translator_group_type_ = $2;
-               td->set_spot (THIS->here_input ());
-       }
-       | translator_spec_body DESCRIPTION string  {
-               unsmob_translator_def ($$)->description_ = $3;
-       }
-       | translator_spec_body STRING '=' embedded_scm                  {
-               unsmob_translator_def ($$)->add_property_assign ($2, $4);
-       }
-       | translator_spec_body STRING OVERRIDE embedded_scm '=' embedded_scm {
-               unsmob_translator_def ($$)
-                       ->add_push_property (scm_string_to_symbol ($2), $4, $6);
-       }
-       | translator_spec_body STRING SET embedded_scm '=' embedded_scm {
-               unsmob_translator_def ($$)
-                       ->add_push_property (scm_string_to_symbol ($2), $4, $6);
-       }
-       | translator_spec_body STRING REVERT embedded_scm  {
-         unsmob_translator_def ($$)->add_pop_property (
-               scm_string_to_symbol ($2), $4);
-       }
-       | translator_spec_body NAME STRING  {
-               unsmob_translator_def ($$)->type_name_ = $3;
-       }
-       | translator_spec_body CONSISTS STRING  {
-               unsmob_translator_def ($$)->add_element ($3);
-       }
-       | translator_spec_body ALIAS STRING  {
-               Translator_def*td = unsmob_translator_def ($$);
-               td->type_aliases_ = scm_cons ($3, td->type_aliases_);
-       }
-       | translator_spec_body GROBDESCRIPTIONS embedded_scm {
-               Translator_def*td = unsmob_translator_def($$);
-               // td->add_property_assign (ly_symbol2scm ("allGrobDescriptions"), $3);
-               for (SCM p = $3; gh_pair_p (p); p = ly_cdr (p))
-                       td->add_property_assign (scm_symbol_to_string (ly_caar (p)), ly_cdar (p));
-       }
-       | translator_spec_body CONSISTSEND STRING  {
-               unsmob_translator_def ($$)->add_last_element ( $3);
+context_def_spec_body:
+       /**/ {
+               $$ = Context_def::make_scm ();
+               unsmob_context_def ($$)->set_spot (THIS->here_input ());
        }
-       | translator_spec_body ACCEPTS STRING  {
-               unsmob_translator_def ($$)->set_acceptor ($3,true);
+       | CONTEXT_DEF_IDENTIFIER        {
+               $$ = $1;
+               unsmob_context_def ($$)->set_spot (THIS->here_input ());
        }
-       | translator_spec_body DENIES STRING  {
-               unsmob_translator_def ($$)->set_acceptor ($3,false);
+       | context_def_spec_body GROBDESCRIPTIONS embedded_scm {
+               Context_def*td = unsmob_context_def ($$);
+
+               for (SCM p = $3; gh_pair_p (p); p = ly_cdr (p)) {
+                       SCM tag = gh_caar (p);
+
+                       /* TODO: should make new tag "grob-definition" ? */
+                       td->add_context_mod (scm_list_3 (ly_symbol2scm ("assign"),
+                                                       tag, gh_cons (ly_cdar (p), SCM_EOL)));
+               }
        }
-       | translator_spec_body REMOVE STRING  {
-               unsmob_translator_def ($$)->remove_element ($3);
+       | context_def_spec_body context_mod {
+               unsmob_context_def ($$)->add_context_mod ($2);          
        }
        ;
 
@@ -603,12 +603,7 @@ score_block:
        /*cont*/ '{' score_body '}'     {
                THIS->pop_spot ();
                $$ = $4;
-               if (!$$->defs_.size ())
-               {
-                 Music_output_def *id =
-                       unsmob_music_output_def (THIS->lexer_->lookup_identifier ("$defaultpaper"));
-                 $$->add_output (id ? id->clone () :  new Paper_def );
-               }
+
        }
        ;
 
@@ -623,21 +618,22 @@ score_body:
                /*
                        guh.
                */
-               SCM check_funcs = scm_c_eval_string ("toplevel-music-functions");
+               SCM check_funcs = ly_scheme_function ("toplevel-music-functions");
                for (; gh_pair_p (check_funcs); check_funcs = gh_cdr (check_funcs))
                        m = gh_call1 (gh_car (check_funcs), m);
                $$->music_ = m;
 
        }
        | SCORE_IDENTIFIER {
-               $$ = unsmob_score ($1);
+               $$ = new Score ( *unsmob_score ($1));
                $$->set_spot (THIS->here_input ());
        }
        | score_body lilypond_header    {
                $$->header_ = $2;
        }
        | score_body output_def {
-               $$->add_output ($2);
+               $$->defs_.push ($2);
+               scm_gc_unprotect_object ($2->self_scm ());
        }
        | score_body error {
 
@@ -655,8 +651,8 @@ output_def:
        }
        ;
 
-music_output_def_body:
-       MIDI '{'    {
+music_output_def_head:
+       MIDI    {
                Music_output_def *id = unsmob_music_output_def (THIS->lexer_->lookup_identifier ("$defaultmidi"));
 
 
@@ -669,7 +665,7 @@ music_output_def_body:
                $$ = p;
                THIS->lexer_->add_scope (p->scope_);
        }
-       | PAPER '{'     {
+       | PAPER         {
                Music_output_def *id = unsmob_music_output_def (THIS->lexer_->lookup_identifier ("$defaultpaper"));
                  Paper_def *p = 0;
                if (id)
@@ -680,34 +676,40 @@ music_output_def_body:
                THIS->lexer_->add_scope (p->scope_);
                $$ = p;
        }
-       | PAPER '{' MUSIC_OUTPUT_DEF_IDENTIFIER         {
-               Music_output_def * o =  unsmob_music_output_def ($3);
-               $$ =o;
+       ;
 
-               THIS->lexer_->add_scope (o->scope_);
+
+music_output_def_body:
+       music_output_def_head '{' {
+               $$ = $1;
+               $$->input_origin_. set_spot (THIS->here_input ());
+               
        }
-       | MIDI '{' MUSIC_OUTPUT_DEF_IDENTIFIER  {
+       | music_output_def_head '{' MUSIC_OUTPUT_DEF_IDENTIFIER         {
+               scm_gc_unprotect_object ($1->self_scm ());
                Music_output_def * o =  unsmob_music_output_def ($3);
+               o->input_origin_.set_spot (THIS->here_input ());
                $$ = o;
-
+               THIS->lexer_->remove_scope ();
                THIS->lexer_->add_scope (o->scope_);
        }
        | music_output_def_body assignment  {
 
        }
-       | music_output_def_body translator_spec_block   {
-               $$->assign_translator ($2);
+       | music_output_def_body context_def_spec_block  {
+               $$->assign_context_def ($2);
        }
        | music_output_def_body tempo_event  {
                /*
                        junk this ? there already is tempo stuff in
                        music.
                */
-               int m = gh_scm2int ( $2->get_mus_property ("metronome-count"));
-               Duration *d = unsmob_duration ($2->get_mus_property ("tempo-unit"));
+               int m = gh_scm2int ( $2->get_property ("metronome-count"));
+               Duration *d = unsmob_duration ($2->get_property ("tempo-unit"));
                Midi_def * md = dynamic_cast<Midi_def*> ($$);
                if (md)
                        md->set_tempo (d->get_length (), m);
+               scm_gc_unprotect_object ($2->self_scm ());
        }
        | music_output_def_body error {
 
@@ -716,9 +718,9 @@ music_output_def_body:
 
 tempo_event:
        TEMPO steno_duration '=' bare_unsigned  {
-               $$ = MY_MAKE_MUSIC("MetronomeChangeEvent");
-               $$->set_mus_property ("tempo-unit", $2);
-               $$->set_mus_property ("metronome-count", gh_int2scm ( $4));
+               $$ = MY_MAKE_MUSIC ("MetronomeChangeEvent");
+               $$->set_property ("tempo-unit", $2);
+               $$->set_property ("metronome-count", gh_int2scm ( $4));
        }
        ;
 
@@ -776,21 +778,19 @@ Repeated_music:
                }
 
 
-               static SCM proc;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-repeated-music");
+               SCM proc = ly_scheme_function ("make-repeated-music");
 
                SCM mus = scm_call_1 (proc, $2);
                scm_gc_protect_object (mus); // UGH. 
                Music *r =unsmob_music (mus);
                if (beg)
                        {
-                       r-> set_mus_property ("element", beg->self_scm ());
+                       r-> set_property ("element", beg->self_scm ());
                        scm_gc_unprotect_object (beg->self_scm ());
                        }
-               r->set_mus_property ("repeat-count", gh_int2scm (times >? 1));
+               r->set_property ("repeat-count", gh_int2scm (times >? 1));
 
-               r-> set_mus_property ("elements",alts);
+               r-> set_property ("elements",alts);
                if (gh_equal_p ($2, scm_makfrom0str ("tremolo"))) {
                        /*
                        we can not get durations and other stuff correct down the line, so we have to
@@ -813,7 +813,7 @@ Repeated_music:
                                shift -= 1;
                                r->compress (Moment (Rational (1,list_len)));
                                }
-                       gh_call3 (func, r->self_scm (), gh_int2scm(shift),gh_int2scm(dots));
+                       gh_call3 (func, r->self_scm (), gh_int2scm (shift),gh_int2scm (dots));
 
                }
                r->set_spot (*$4->origin ());
@@ -824,28 +824,28 @@ Repeated_music:
 
 Sequential_music:
        SEQUENTIAL '{' Music_list '}'           {
-               $$ = MY_MAKE_MUSIC("SequentialMusic");
-               $$->set_mus_property ("elements", ly_car ($3));
-               $$->set_spot(THIS->here_input());
+               $$ = MY_MAKE_MUSIC ("SequentialMusic");
+               $$->set_property ("elements", ly_car ($3));
+               $$->set_spot (THIS->here_input ());
        }
        | '{' Music_list '}'            {
-               $$ = MY_MAKE_MUSIC("SequentialMusic");
-               $$->set_mus_property ("elements", ly_car ($2));
-               $$->set_spot(THIS->here_input());
+               $$ = MY_MAKE_MUSIC ("SequentialMusic");
+               $$->set_property ("elements", ly_car ($2));
+               $$->set_spot (THIS->here_input ());
        }
        ;
 
 Simultaneous_music:
        SIMULTANEOUS '{' Music_list '}'{
-               $$ = MY_MAKE_MUSIC("SimultaneousMusic");
-               $$->set_mus_property ("elements", ly_car ($3));
-               $$->set_spot(THIS->here_input());
+               $$ = MY_MAKE_MUSIC ("SimultaneousMusic");
+               $$->set_property ("elements", ly_car ($3));
+               $$->set_spot (THIS->here_input ());
 
        }
-       | '<' Music_list '>'    {
-               $$ = MY_MAKE_MUSIC("SimultaneousMusic");
-               $$->set_mus_property ("elements", ly_car ($2));
-               $$->set_spot(THIS->here_input());
+       | simul_open Music_list simul_close     {
+               $$ = MY_MAKE_MUSIC ("SimultaneousMusic");
+               $$->set_property ("elements", ly_car ($2));
+               $$->set_spot (THIS->here_input ());
        }
        ;
 
@@ -855,75 +855,83 @@ Simple_music:
                if (!ly_input_procedure_p ($2))
                        THIS->parser_error (_ ("\\applycontext takes function argument"));
                $$ = MY_MAKE_MUSIC ("ApplyOutputEvent");
-               $$->set_mus_property ("procedure", $2);
-               $$->set_spot (THIS->here_input());
+               $$->set_property ("procedure", $2);
+               $$->set_spot (THIS->here_input ());
        }
        | APPLYCONTEXT embedded_scm {
                if (!ly_input_procedure_p ($2))
                        THIS->parser_error (_ ("\\applycontext takes function argument"));
                $$ = MY_MAKE_MUSIC ("ApplyContext");
-               $$->set_mus_property ("procedure", $2);
-               $$->set_spot (THIS->here_input());
-       }
-       | OUTPUTPROPERTY embedded_scm embedded_scm '=' embedded_scm     {
-               SCM pred = $2;
-               if (!gh_symbol_p ($3))
-               {
-                       THIS->parser_error (_ ("Second argument must be a symbol")); 
-               }
-               /* Should check # args */
-               if (!gh_procedure_p (pred))
-               {
-                       THIS->parser_error (_ ("First argument must be a procedure taking one argument"));
-               }
-
-               Music*m = MY_MAKE_MUSIC("OutputPropertySetMusic");
-               m->set_mus_property ("predicate", pred);
-               m->set_mus_property ("grob-property", $3);
-               m->set_mus_property ("grob-value",  $5);
-
-               $$ = m;
+               $$->set_property ("procedure", $2);
+               $$->set_spot (THIS->here_input ());
        }
        | MUSIC_IDENTIFIER {
                $$ = unsmob_music ($1);
        }
-       | property_def
-       | translator_change
+       | music_property_def
+       | context_change
        ;
 
 
-Composite_music:
-       CONTEXT STRING Music    {
-               Music*csm =MY_MAKE_MUSIC("ContextSpeccedMusic");
+optional_context_mod:
+       /**/ { $$ = SCM_EOL; }
+       | WITH '{' context_mod_list '}'  { $$ = $3; }
+       ;
 
-               csm->set_mus_property ("element", $3->self_scm ());
-               scm_gc_unprotect_object ($3->self_scm ());
+grace_head:
+       GRACE  { $$ = scm_makfrom0str ("Grace"); } 
+       | ACCIACCATURA { $$ = scm_makfrom0str ("Acciaccatura"); }
+       | APPOGGIATURA { $$ = scm_makfrom0str ("Appoggiatura"); }
+       ;
 
-               csm->set_mus_property ("context-type",$2);
-               csm->set_mus_property ("context-id", scm_makfrom0str (""));
+context_mod_list:
+       /* */  { $$ = SCM_EOL; }
+       | context_mod_list context_mod  {
+                $$ = gh_cons ($2, $1);
+       }
+       ;
 
-               $$ = csm;
+Composite_music:
+       AUTOCHANGE Music        {
+               SCM proc = ly_scheme_function ("make-autochange-music");
+       
+               SCM res = scm_call_1 (proc,  $2->self_scm ());
+               scm_gc_unprotect_object ($2->self_scm ());
+               $$ = unsmob_music (res);
+               scm_gc_protect_object (res);
+               $$->set_spot (THIS->here_input ());
        }
-       | AUTOCHANGE STRING Music       {
-       Music*chm = MY_MAKE_MUSIC("AutoChangeMusic");
-               chm->set_mus_property ("element", $3->self_scm ());
-               chm->set_mus_property ("iterator-ctor", Auto_change_iterator::constructor_proc);
+       | PARTCOMBINE Music Music {
+               SCM proc = ly_scheme_function ("make-part-combine-music");
 
+               SCM res = scm_call_1 (proc, gh_list ($2->self_scm (),
+                       $3->self_scm (), SCM_UNDEFINED));  
                scm_gc_unprotect_object ($3->self_scm ());
-               chm->set_mus_property ("what", $2); 
-
-               $$ = chm;
-               chm->set_spot (*$3->origin ());
+               scm_gc_unprotect_object ($2->self_scm ());
+               $$ = unsmob_music (res);
+               scm_gc_protect_object (res);
+               $$->set_spot (THIS->here_input ());
        }
-       | GRACE Music {
+       | grace_head Music {
 #if 1
        /*
                The other version is for easier debugging  of
                Sequential_music_iterator in combination with grace notes.
        */
 
-               SCM start = THIS->lexer_->lookup_identifier ("startGraceMusic");
-               SCM stop = THIS->lexer_->lookup_identifier ("stopGraceMusic");
+/*
+
+TODO: should distinguish between both grace types in the
+basic music objects too, since the meaning is different.
+
+*/
+
+               String start_str = "start" + ly_scm2string ($1) + "Music"; 
+               String stop_str = "stop" + ly_scm2string ($1) + "Music"; 
+               
+               SCM start = THIS->lexer_->lookup_identifier (start_str);
+               SCM stop = THIS->lexer_->lookup_identifier (stop_str);
+
                Music *startm = unsmob_music (start);
                Music *stopm = unsmob_music (stop);
 
@@ -934,38 +942,38 @@ Composite_music:
                        scm_gc_unprotect_object (stopm->self_scm ());
                }
                ms = scm_cons ($2->self_scm (), ms);
-               scm_gc_unprotect_object ($2->self_scm());
+               scm_gc_unprotect_object ($2->self_scm ());
                if (startm) {
                        startm = startm->clone ();
                        ms = scm_cons (startm->self_scm () , ms);
                        scm_gc_unprotect_object (startm->self_scm ());
                }
 
-       
-               Music* seq = MY_MAKE_MUSIC("SequentialMusic");
-               seq->set_mus_property ("elements", ms);
+               Music* seq = MY_MAKE_MUSIC ("SequentialMusic");
+               seq->set_property ("elements", ms);
 
                
-               $$ = MY_MAKE_MUSIC("GraceMusic");
-               $$->set_mus_property ("element", seq->self_scm ());
+               $$ = MY_MAKE_MUSIC ("GraceMusic");
+               $$->set_property ("element", seq->self_scm ());
                scm_gc_unprotect_object (seq->self_scm ());
 #else
-               $$ = MY_MAKE_MUSIC("GraceMusic");
-               $$->set_mus_property ("element", $2->self_scm ());
+               $$ = MY_MAKE_MUSIC ("GraceMusic");
+               $$->set_property ("element", $2->self_scm ());
                scm_gc_unprotect_object ($2->self_scm ());
 #endif
        }
-       | CONTEXT string '=' string Music {
-               Music * csm = MY_MAKE_MUSIC("ContextSpeccedMusic");
+       | CONTEXT string '=' string optional_context_mod Music {
+               $$ = context_spec_music ($2, $4, $6, $5);
 
-               csm->set_mus_property ("element", $5->self_scm ());
-               scm_gc_unprotect_object ($5->self_scm ());
-
-               csm->set_mus_property ("context-type", $2);
-               csm->set_mus_property ("context-id", $4);
-
-               $$ = csm;
        }
+       | CONTEXT STRING optional_context_mod Music {
+               $$ = context_spec_music ($2, SCM_UNDEFINED, $4, $3);
+       }
+       | NEWCONTEXT string optional_context_mod Music {
+               $$ = context_spec_music ($2, get_next_unique_context (),
+                                        $4, $3);
+       }
+
        | TIMES {
                THIS->push_spot ();
        }
@@ -975,14 +983,14 @@ Composite_music:
        {
                int n = gh_scm2int (ly_car ($3)); int d = gh_scm2int (ly_cdr ($3));
                Music *mp = $4;
-       $$= MY_MAKE_MUSIC("TimeScaledMusic");
-               $$->set_spot (THIS->pop_spot ());
 
+               $$= MY_MAKE_MUSIC ("TimeScaledMusic");
+               $$->set_spot (THIS->pop_spot ());
 
-               $$->set_mus_property ("element", mp->self_scm ());
+               $$->set_property ("element", mp->self_scm ());
                scm_gc_unprotect_object (mp->self_scm ());
-               $$->set_mus_property ("numerator", gh_int2scm (n));
-               $$->set_mus_property ("denominator", gh_int2scm (d));
+               $$->set_property ("numerator", gh_int2scm (n));
+               $$->set_property ("denominator", gh_int2scm (d));
                $$->compress (Moment (Rational (n,d)));
 
        }
@@ -990,29 +998,46 @@ Composite_music:
        | Simultaneous_music            { $$ = $1; }
        | Sequential_music              { $$ = $1; }
        | TRANSPOSE pitch_also_in_chords pitch_also_in_chords Music {
-               $$ = MY_MAKE_MUSIC("TransposedMusic");
+               $$ = MY_MAKE_MUSIC ("TransposedMusic");
                Music *p = $4;
                Pitch from = *unsmob_pitch ($2);
                Pitch to = *unsmob_pitch ($3);
 
                p->transpose (interval (from, to));
-               $$->set_mus_property ("element", p->self_scm ());
+               $$->set_property ("element", p->self_scm ());
                scm_gc_unprotect_object (p->self_scm ());
        }
        | APPLY embedded_scm Music  {
                if (!ly_input_procedure_p ($2))
+                       {
                        THIS->parser_error (_ ("\\apply takes function argument"));
-               
-               SCM ret = gh_call1 ($2, $3->self_scm ());
-               Music *m = unsmob_music (ret);
-               if (!m) {
-                       THIS->parser_error ("\\apply must return a Music");
-                       m = MY_MAKE_MUSIC("Music");
+                       $$ = $3;
+                       }
+               else
+                       {
+                       SCM ret = gh_call1 ($2, $3->self_scm ());
+                       Music *m = unsmob_music (ret);
+                       if (!m) {
+                               THIS->parser_error ("\\apply must return a Music");
+                               m = MY_MAKE_MUSIC ("Music");
+                               }
+                       $$ = m;
                        }
-               $$ = m;
        }
        | NOTES
-               { THIS->lexer_->push_note_state (); }
+               {
+               SCM nn = THIS->lexer_->lookup_identifier ("pitchnames");
+               THIS->lexer_->push_note_state (alist_to_hashq (nn));
+       }
+       Music
+               { $$ = $3;
+                 THIS->lexer_->pop_state ();
+               }
+       | DRUMS
+               {
+               SCM nn = THIS->lexer_->lookup_identifier ("drumPitchNames");
+               THIS->lexer_->push_note_state (alist_to_hashq (nn));
+       }
        Music
                { $$ = $3;
                  THIS->lexer_->pop_state ();
@@ -1021,20 +1046,23 @@ Composite_music:
                { THIS->lexer_->push_figuredbass_state (); }
        Music
                {
-                 Music * chm = MY_MAKE_MUSIC("UntransposableMusic");
-                 chm->set_mus_property ("element", $3->self_scm ());
+                 Music * chm = MY_MAKE_MUSIC ("UntransposableMusic");
+                 chm->set_property ("element", $3->self_scm ());
                  $$ = chm;
-                 scm_gc_unprotect_object ($3->self_scm());
+                 scm_gc_unprotect_object ($3->self_scm ());
 
                  THIS->lexer_->pop_state ();
        }
-       | CHORDS
-               { THIS->lexer_->push_chord_state (); }
-       Music
-               {
-                 Music * chm = MY_MAKE_MUSIC("UnrelativableMusic");
-                 chm->set_mus_property ("element", $3->self_scm ());
-                 scm_gc_unprotect_object ($3->self_scm());
+       | CHORDS {
+               SCM nn = THIS->lexer_->lookup_identifier ("chordmodifiers");
+               THIS->lexer_->chordmodifier_tab_ = alist_to_hashq (nn);
+               nn = THIS->lexer_->lookup_identifier ("pitchnames");
+               THIS->lexer_->push_chord_state (alist_to_hashq (nn));
+
+       } Music {
+                 Music * chm = MY_MAKE_MUSIC ("UnrelativableMusic");
+                 chm->set_property ("element", $3->self_scm ());
+                 scm_gc_unprotect_object ($3->self_scm ());
                  $$ = chm;
 
                  THIS->lexer_->pop_state ();
@@ -1048,171 +1076,144 @@ Composite_music:
        }
        | relative_music        { $$ = $1; }
        | re_rhythmed_music     { $$ = $1; } 
-       | part_combined_music   { $$ = $1; } 
+       | TAG embedded_scm Music {
+               tag_music ($3, $2, THIS->here_input ());
+               $$ = $3;
+       }
        ;
 
 relative_music:
        RELATIVE absolute_pitch Music {
                Music * p = $3;
                Pitch pit = *unsmob_pitch ($2);
-               $$ = MY_MAKE_MUSIC("RelativeOctaveMusic");
+               $$ = MY_MAKE_MUSIC ("RelativeOctaveMusic");
 
-               $$->set_mus_property ("element", p->self_scm ());
+               $$->set_property ("element", p->self_scm ());
                scm_gc_unprotect_object (p->self_scm ());
 
 
+               Pitch retpitch = p->to_relative_octave (pit);
                if (lily_1_8_relative)
-                       $$->set_mus_property ("last-pitch", p->to_relative_octave (pit).smobbed_copy ());
-
+                       $$->set_property ("last-pitch", retpitch.smobbed_copy ());
        }
        ;
 
 re_rhythmed_music:
        ADDLYRICS Music Music {
-       Music*l =MY_MAKE_MUSIC("LyricCombineMusic");
-         l->set_mus_property ("elements", gh_list ($2->self_scm (), $3->self_scm (), SCM_UNDEFINED));
+       Music*l =MY_MAKE_MUSIC ("LyricCombineMusic");
+         l->set_property ("elements", gh_list ($2->self_scm (), $3->self_scm (), SCM_UNDEFINED));
          scm_gc_unprotect_object ($3->self_scm ());
          scm_gc_unprotect_object ($2->self_scm ());
          $$ = l;
        }
-       ;
-
-part_combined_music:
-       PARTCOMBINE STRING Music Music {
-       Music * p= MY_MAKE_MUSIC("PartCombineMusic");
-               p->set_mus_property ("what", $2);
-               p->set_mus_property ("elements", gh_list ($3->self_scm (),$4->self_scm (), SCM_UNDEFINED));  
-
-               scm_gc_unprotect_object ($3->self_scm ());
-               scm_gc_unprotect_object ($4->self_scm ());  
-
-               $$ = p;
+       | NEWADDLYRICS string Music {
+         Music*l =MY_MAKE_MUSIC ("NewLyricCombineMusic");
+         l->set_property ("element", $3->self_scm ());
+         scm_gc_unprotect_object ($3->self_scm ());
+         $$ = l;
+         l->set_property ("associated-context", $2);
        }
        ;
 
-translator_change:
-       TRANSLATOR STRING '=' STRING  {
-               Music*t= MY_MAKE_MUSIC("TranslatorChange");
-               t-> set_mus_property ("change-to-type", $2);
-               t-> set_mus_property ("change-to-id", $4);
+context_change:
+       CHANGE STRING '=' STRING  {
+               Music*t= MY_MAKE_MUSIC ("ContextChange");
+               t-> set_property ("change-to-type", scm_string_to_symbol ($2));
+               t-> set_property ("change-to-id", $4);
 
                $$ = t;
                $$->set_spot (THIS->here_input ());
        }
        ;
 
-property_def:
-       simple_property_def
-       | ONCE simple_property_def {
-               $$ = $2;
-               SCM e = $2->get_mus_property ("element");
-               unsmob_music (e)->set_mus_property ("once", SCM_BOOL_T);
+property_operation:
+       STRING '='  scalar {
+               $$ = scm_list_3 (ly_symbol2scm ("assign"),
+                       scm_string_to_symbol ($1), $3);
+       }
+       | UNSET STRING {
+               $$ = scm_list_2 (ly_symbol2scm ("unset"),
+                       scm_string_to_symbol ($2));
+       }
+       | OVERRIDE STRING embedded_scm '=' embedded_scm {
+               $$ = scm_list_4 (ly_symbol2scm ("push"),
+                       scm_string_to_symbol ($2), $3, $5);
+       }
+       | REVERT STRING embedded_scm {
+               $$ = scm_list_3 (ly_symbol2scm ("pop"),
+                       scm_string_to_symbol ($2), $3);
        }
        ;
 
-simple_property_def:
-       PROPERTY STRING '.' STRING '='  scalar {
-               Music *t = set_property_music (scm_string_to_symbol ($4), $6);
-               Music *csm = MY_MAKE_MUSIC("ContextSpeccedMusic");
+context_def_mod:
+       CONSISTSEND { $$ = ly_symbol2scm ("consists-end"); }
+       | CONSISTS { $$ = ly_symbol2scm ("consists"); }
+       | REMOVE { $$ = ly_symbol2scm ("remove"); }
 
-               csm->set_mus_property ("element", t->self_scm ());
-               scm_gc_unprotect_object (t->self_scm ());
+       | ACCEPTS { $$ = ly_symbol2scm ("accepts"); }
+       | DENIES { $$ = ly_symbol2scm ("denies"); }
 
-               $$ = csm;
-               $$->set_spot (THIS->here_input ());
+       | ALIAS { $$ = ly_symbol2scm ("alias"); }
+       | TYPE { $$ = ly_symbol2scm ("translator-type"); }
+       | DESCRIPTION { $$ = ly_symbol2scm ("description"); }
+       | NAME { $$ = ly_symbol2scm ("context-name"); }
+       ;
 
-               csm-> set_mus_property ("context-type", $2);
+context_mod:
+       property_operation { $$ = $1; }
+       | context_def_mod STRING {
+               $$ = scm_list_2 ($1, $2);
        }
-       | PROPERTY STRING '.' STRING UNSET {
-               
-               Music *t = MY_MAKE_MUSIC("PropertyUnset");
-               t->set_mus_property ("symbol", scm_string_to_symbol ($4));
-
-               Music *csm = MY_MAKE_MUSIC("ContextSpeccedMusic");
-               csm->set_mus_property ("element", t->self_scm ());
-               scm_gc_unprotect_object (t->self_scm ());
-
-               $$ = csm;
-               $$->set_spot (THIS->here_input ());
+       ;
 
-               csm-> set_mus_property ("context-type", $2);
+context_prop_spec:
+       STRING  {
+               $$ = scm_list_2 (ly_symbol2scm ("Bottom"), scm_string_to_symbol ($1));
        }
-       | PROPERTY STRING '.' STRING SET embedded_scm '=' embedded_scm {
-               bool autobeam
-                 = gh_equal_p ($4, scm_makfrom0str ("autoBeamSettings"));
-               bool itc = internal_type_checking_global_b;
-               Music *t = MY_MAKE_MUSIC("OverrideProperty");
-               t->set_mus_property ("symbol", scm_string_to_symbol ($4));
-               t->set_mus_property ("pop-first", SCM_BOOL_T);
-               if (autobeam)
-                       internal_type_checking_global_b = false;
-               t->set_mus_property ("grob-property", $6);
-               if (autobeam)
-                       internal_type_checking_global_b = itc;
-               t->set_mus_property ("grob-value", $8);
-
-               Music *csm = MY_MAKE_MUSIC("ContextSpeccedMusic");
-               csm->set_mus_property ("element", t->self_scm ());
-               scm_gc_unprotect_object (t->self_scm ());
-               $$ = csm;
-               $$->set_spot (THIS->here_input ());
-
-               csm-> set_mus_property ("context-type", $2);
+       | STRING '.' STRING {
+               $$ = scm_list_2 (scm_string_to_symbol ($1), scm_string_to_symbol ($3));
        }
-       | PROPERTY STRING '.' STRING OVERRIDE
-               embedded_scm '=' embedded_scm
-       {
-               /*
-                       UGH UGH UGH UGH.
-               */
-               bool autobeam
-                 = gh_equal_p ($4, scm_makfrom0str ("autoBeamSettings"));
-               bool itc = internal_type_checking_global_b;
-
-               Music *t = MY_MAKE_MUSIC("OverrideProperty");
-               t->set_mus_property ("symbol", scm_string_to_symbol ($4));
-               if (autobeam)
-                       internal_type_checking_global_b = false;
-               t->set_mus_property ("grob-property", $6);
-               t->set_mus_property ("grob-value", $8);
-               if (autobeam)
-                       internal_type_checking_global_b = itc;
-
-               Music *csm = MY_MAKE_MUSIC("ContextSpeccedMusic");
-               csm->set_mus_property ("element", t->self_scm ());
-               scm_gc_unprotect_object (t->self_scm ());
-
-               $$ = csm;
-               $$->set_spot (THIS->here_input ());
-
-               csm-> set_mus_property ("context-type", $2);
+       ;
 
+music_property_def:
+       OVERRIDE context_prop_spec embedded_scm '=' scalar {
+               $$ = property_op_to_music (scm_list_4 (
+                       ly_symbol2scm ("poppush"),
+                       gh_cadr ($2),
+                       $3, $5));
+               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
        }
-       | PROPERTY STRING '.' STRING REVERT embedded_scm {
-               Music *t = MY_MAKE_MUSIC("RevertProperty");
-               bool autobeam
-                 = gh_equal_p ($4, scm_makfrom0str ("autoBeamSettings"));
-               bool itc = internal_type_checking_global_b;
-
-               t->set_mus_property ("symbol", scm_string_to_symbol ($4));
-               if (autobeam)
-                       internal_type_checking_global_b = false;
-               t->set_mus_property ("grob-property", $6);
-               if (autobeam)
-                       internal_type_checking_global_b = itc;
-       
-               Music *csm = MY_MAKE_MUSIC("ContextSpeccedMusic");
-               csm->set_mus_property ("element", t->self_scm ());
-               scm_gc_unprotect_object (t->self_scm ());
+       | REVERT context_prop_spec embedded_scm {
+               $$ = property_op_to_music (scm_list_3 (
+                       ly_symbol2scm ("pop"),
+                       gh_cadr ($2),
+                       $3));
 
-               $$ = csm;
-               $$->set_spot (THIS->here_input ());
-
-               csm-> set_mus_property ("context-type", $2);
+               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
+       }
+       | SET context_prop_spec '=' scalar {
+               $$ = property_op_to_music (scm_list_3 (
+                       ly_symbol2scm ("assign"),
+                       gh_cadr ($2),
+                       $4));
+               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
+       }
+       | UNSET context_prop_spec {
+               $$ = property_op_to_music (scm_list_2 (
+                       ly_symbol2scm ("unset"),
+                       gh_cadr ($2)));
+               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
+       }
+       | ONCE music_property_def {
+               SCM e = $2->get_property ("element");
+                unsmob_music (e)->set_property ("once", SCM_BOOL_T);
+               $$ = $2;
+        
        }
        ;
 
 
+
 scalar:
         string          { $$ = $1; }
         | bare_int      { $$ = gh_int2scm ($1); }
@@ -1221,8 +1222,6 @@ scalar:
        | DIGIT { $$ = gh_int2scm ($1); }
         ;
 
-
-
 /*
 This is a trick:
 
@@ -1248,11 +1247,11 @@ pre_events: {
 
 event_chord:
        pre_events simple_element post_events   {
-               SCM elts = $2-> get_mus_property ("elements");
+               SCM elts = $2-> get_property ("elements");
 
                elts = gh_append2 (elts, scm_reverse_x ($3, SCM_EOL));
 
-               $2->set_mus_property ("elements", elts);
+               $2->set_property ("elements", elts);
                $$ = $2;
        }
        | command_element
@@ -1263,24 +1262,36 @@ event_chord:
 note_chord_element:
        chord_body optional_notemode_duration post_events
        {
-               SCM dur = unsmob_duration ($2)->smobbed_copy();
-               SCM es = $1->get_mus_property ("elements");
+               SCM dur = unsmob_duration ($2)->smobbed_copy ();
+               SCM es = $1->get_property ("elements");
                SCM postevs = scm_reverse_x ($3, SCM_EOL);
 
                for (SCM s = es; gh_pair_p (s); s = gh_cdr (s))
-                 unsmob_music (gh_car(s))->set_mus_property ("duration", dur);
+                 unsmob_music (gh_car (s))->set_property ("duration", dur);
                es = gh_append2 (es, postevs);
 
-               $1-> set_mus_property ("elements", es);
+               $1-> set_property ("elements", es);
                $$ = $1;
        }
        ;
 
+chord_open: '<'
+       ;
+
+chord_close: '>'
+       ;
+
+simul_open: LESSLESS
+       ;
+
+simul_close: MOREMORE
+       ;
+
 chord_body:
-       CHORD_OPEN chord_body_elements CHORD_CLOSE
+       chord_open chord_body_elements chord_close
        {
-               $$ = MY_MAKE_MUSIC("EventChord");
-               $$->set_mus_property ("elements",
+               $$ = MY_MAKE_MUSIC ("EventChord");
+               $$->set_property ("elements",
                        scm_reverse_x ($2, SCM_EOL));
        }
        ;
@@ -1288,166 +1299,196 @@ chord_body:
 chord_body_elements:
        /* empty */             { $$ = SCM_EOL; }
        | chord_body_elements chord_body_element {
-               $$ = gh_cons ($2->self_scm(), $1);
-               scm_gc_unprotect_object ($2->self_scm());
+               $$ = gh_cons ($2->self_scm (), $1);
+               scm_gc_unprotect_object ($2->self_scm ());
        }
        ;
 
 chord_body_element:
        pitch exclamations questions post_events
        {
-               Music * n = MY_MAKE_MUSIC("NoteEvent");
-               n->set_mus_property ("pitch", $1);
+               Music * n = MY_MAKE_MUSIC ("NoteEvent");
+               n->set_property ("pitch", $1);
                if ($3 % 2)
-                       n->set_mus_property ("cautionary", SCM_BOOL_T);
+                       n->set_property ("cautionary", SCM_BOOL_T);
                if ($2 % 2 || $3 % 2)
-                       n->set_mus_property ("force-accidental", SCM_BOOL_T);
+                       n->set_property ("force-accidental", SCM_BOOL_T);
 
-               SCM arts = scm_reverse_x ($4, SCM_EOL);
-               n->set_mus_property ("articulations", arts);
+               if (gh_pair_p ($4)) {
+                       SCM arts = scm_reverse_x ($4, SCM_EOL);
+                       n->set_property ("articulations", arts);
+               }
+               $$ = n;
+       }
+       | DRUM_PITCH post_events {
+               Music *n =  MY_MAKE_MUSIC ("NoteEvent");
+               n->set_property ("duration" ,$2);
+               n->set_property ("drum-type" , $1);
+               n->set_spot (THIS->here_input ());
 
+               if (gh_pair_p ($2)) {
+                       SCM arts = scm_reverse_x ($2, SCM_EOL);
+                       n->set_property ("articulations", arts);
+               }
                $$ = n;
        }
        ;
 
+add_quote:
+       ADDQUOTE string Music {
+               SCM adder = ly_scheme_function ("add-quotable");
+               
+               scm_call_2 (adder, $2, $3->self_scm ());
+               scm_gc_unprotect_object ($3->self_scm ());
+       }
+       ;
+
 command_element:
        command_req {
-               $$ = MY_MAKE_MUSIC("EventChord");
-               $$->set_mus_property ("elements", scm_cons ($1->self_scm (), SCM_EOL));
-               scm_gc_unprotect_object ($1->self_scm());
+               $$ = MY_MAKE_MUSIC ("EventChord");
+               $$->set_property ("elements", scm_cons ($1->self_scm (), SCM_EOL));
+               scm_gc_unprotect_object ($1->self_scm ());
 
                $$-> set_spot (THIS->here_input ());
                $1-> set_spot (THIS->here_input ());
        }
+       | SKIP duration_length {
+               Music * skip = MY_MAKE_MUSIC ("SkipMusic");
+               skip->set_property ("duration", $2);
+
+               $$ = skip;
+       }
+       | QUOTE STRING duration_length {
+               SCM tab = THIS->lexer_->lookup_identifier ("musicQuotes");
+               SCM evs =  SCM_EOL;
+               if (scm_hash_table_p (tab) == SCM_BOOL_T)
+               { 
+                       SCM key = $2; // use symbol? 
+                       evs = scm_hash_ref (tab, key, SCM_BOOL_F);
+               }
+               Music * quote = 0;
+               if (gh_vector_p (evs))
+               {
+                       quote = MY_MAKE_MUSIC ("QuoteMusic");
+                       quote->set_property ("duration", $3);
+                       quote->set_property ("quoted-events", evs);
+               } else {
+                       THIS->here_input ().warning (_f ("Can\'t find music")); 
+                       quote = MY_MAKE_MUSIC ("Event");
+               }
+               quote->set_spot (THIS->here_input ());
+               $$ = quote; 
+       }
        | OCTAVE { THIS->push_spot (); }
          pitch {
-               Music *l = MY_MAKE_MUSIC("RelativeOctaveCheck");
+               Music *l = MY_MAKE_MUSIC ("RelativeOctaveCheck");
                $$ = l;
                $$->set_spot (THIS->pop_spot ());
-               $$->set_mus_property ("pitch", $3);
+               $$->set_property ("pitch", $3);
        }
        | E_LEFTSQUARE {
-               Music *l = MY_MAKE_MUSIC("LigatureEvent");
-               l->set_mus_property ("span-direction", gh_int2scm (START));
+               Music *l = MY_MAKE_MUSIC ("LigatureEvent");
+               l->set_property ("span-direction", gh_int2scm (START));
                l->set_spot (THIS->here_input ());
 
-               $$ = MY_MAKE_MUSIC("EventChord");
-               $$->set_mus_property ("elements", scm_cons (l->self_scm (), SCM_EOL));
-               scm_gc_unprotect_object (l->self_scm());
+               $$ = MY_MAKE_MUSIC ("EventChord");
+               $$->set_property ("elements", scm_cons (l->self_scm (), SCM_EOL));
+               scm_gc_unprotect_object (l->self_scm ());
                $$->set_spot (THIS->here_input ());
        }
        | E_RIGHTSQUARE {
-               Music *l = MY_MAKE_MUSIC("LigatureEvent");
-               l->set_mus_property ("span-direction", gh_int2scm (STOP));
+               Music *l = MY_MAKE_MUSIC ("LigatureEvent");
+               l->set_property ("span-direction", gh_int2scm (STOP));
                l->set_spot (THIS->here_input ());
 
-               $$ = MY_MAKE_MUSIC("EventChord");
-               $$->set_mus_property ("elements", scm_cons (l->self_scm (), SCM_EOL));
+               $$ = MY_MAKE_MUSIC ("EventChord");
+               $$->set_property ("elements", scm_cons (l->self_scm (), SCM_EOL));
                $$->set_spot (THIS->here_input ());
-               scm_gc_unprotect_object (l->self_scm());
+               scm_gc_unprotect_object (l->self_scm ());
        }
        | E_BACKSLASH {
-               $$ = MY_MAKE_MUSIC("VoiceSeparator");
+               $$ = MY_MAKE_MUSIC ("VoiceSeparator");
                $$->set_spot (THIS->here_input ());
        }
        | '|'      {
 
-               $$ = MY_MAKE_MUSIC("BarCheck");
+               $$ = MY_MAKE_MUSIC ("BarCheck");
                $$->set_spot (THIS->here_input ());
        }
+       | TRANSPOSITION pitch {
+               $$ = set_property_music (ly_symbol2scm ("instrumentTransposition"),
+                                       $2);
+               $$->set_spot (THIS-> here_input ());
+               $$ = context_spec_music (ly_symbol2scm ("Staff"), SCM_UNDEFINED,
+                       $$ , SCM_EOL);
+       }
        | BAR STRING                    {
                Music *t = set_property_music (ly_symbol2scm ("whichBar"), $2);
 
-               Music *csm = MY_MAKE_MUSIC("ContextSpeccedMusic");
-               csm->set_mus_property ("element", t->self_scm ());
-               scm_gc_unprotect_object (t->self_scm ());
-
-               $$ = csm;
+               Music *csm = context_spec_music (ly_symbol2scm ("Timing"), SCM_UNDEFINED,
+                                       t, SCM_EOL);
+               $$ = context_spec_music (ly_symbol2scm ("Score"), SCM_UNDEFINED, csm, SCM_EOL);
                $$->set_spot (THIS->here_input ());
-
-               csm->set_mus_property ("context-type", scm_makfrom0str ("Timing"));
+               t->set_spot (THIS->here_input ());
        }
        | PARTIAL duration_length       {
                Moment m = - unsmob_duration ($2)->get_length ();
                Music * p = set_property_music (ly_symbol2scm ( "measurePosition"),m.smobbed_copy ());
-
-               Music * sp = MY_MAKE_MUSIC("ContextSpeccedMusic");
-               sp->set_mus_property ("element", p->self_scm ());
-               scm_gc_unprotect_object (p->self_scm ());
-
-               $$ =sp ;
-               sp-> set_mus_property ("context-type", scm_makfrom0str ("Timing"));
+               p->set_spot (THIS->here_input ());
+               p = context_spec_music (ly_symbol2scm ("Timing"), SCM_UNDEFINED,
+                                       p, SCM_EOL);
+               p = context_spec_music (ly_symbol2scm ("Score"), SCM_UNDEFINED,
+                                       p, SCM_EOL);
+               $$ =p ;
        }
        | CLEF STRING  {
-               static SCM proc ;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-clef-set");
+               SCM proc = ly_scheme_function ("make-clef-set");
 
                SCM result = scm_call_1 (proc, $2);
                scm_gc_protect_object (result);
                $$ = unsmob_music (result);
        }
        | TIME_T fraction  {
-               static SCM proc;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-time-signature-set");
+               SCM proc= ly_scheme_function ("make-time-signature-set");
 
                SCM result = scm_apply_2   (proc, gh_car ($2), gh_cdr ($2), SCM_EOL);
                scm_gc_protect_object (result);
                $$ = unsmob_music (result);
        }
-       ;
+       | MARK scalar {
+               SCM proc = ly_scheme_function ("make-mark-set");
 
-command_req:
-       shorthand_command_req   { $$ = $1; }
-       | verbose_command_req   { $$ = $1; }
+               SCM result = scm_call_1 (proc, $2);
+               scm_gc_protect_object (result);
+               $$ = unsmob_music (result);
+       }
        ;
 
-shorthand_command_req:
-       extender_req {
-               $$ = $1;
-       }
-       | hyphen_req {
-               $$ = $1;
-       }
-       | BREATHE {
-               $$ = MY_MAKE_MUSIC("BreathingSignEvent");
+command_req:
+       BREATHE {
+               $$ = MY_MAKE_MUSIC ("BreathingSignEvent");
        }
        | E_TILDE {
-               $$ = MY_MAKE_MUSIC("PesOrFlexaEvent");
-       }
-       ;
-
-verbose_command_req:
-       MARK DEFAULT  {
-               Music * m = MY_MAKE_MUSIC("MarkEvent");
-               $$ = m;
+               $$ = MY_MAKE_MUSIC ("PesOrFlexaEvent");
        }
-       | MARK scalar {
-               Music *m = MY_MAKE_MUSIC("MarkEvent");
-               m->set_mus_property ("label", $2);
+       | MARK DEFAULT  {
+               Music * m = MY_MAKE_MUSIC ("MarkEvent");
                $$ = m;
        }
-       | SKIP duration_length {
-               Music * skip = MY_MAKE_MUSIC("SkipEvent");
-               skip->set_mus_property ("duration", $2);
-
-               $$ = skip;
-       }
        | tempo_event {
                $$ = $1;
        }
        | KEY DEFAULT {
-               Music *key= MY_MAKE_MUSIC("KeyChangeEvent");
+               Music *key= MY_MAKE_MUSIC ("KeyChangeEvent");
                $$ = key;
        }
        | KEY NOTENAME_PITCH SCM_IDENTIFIER     {
 
-               Music *key= MY_MAKE_MUSIC("KeyChangeEvent");
+               Music *key= MY_MAKE_MUSIC ("KeyChangeEvent");
                if (scm_ilength ($3) > 0)
                {               
-                       key->set_mus_property ("pitch-alist", $3);
-                       key->set_mus_property ("tonic", Pitch (0,0,0).smobbed_copy());
+                       key->set_property ("pitch-alist", $3);
+                       key->set_property ("tonic", Pitch (0,0,0).smobbed_copy ());
                        ((Music*)key)->transpose (* unsmob_pitch ($2));
                } else {
                        THIS->parser_error (_("Second argument must be pitch list."));
@@ -1463,23 +1504,46 @@ post_events:
        }
        | post_events post_event {
                $2->set_spot (THIS->here_input ());
-               $$ = gh_cons ($2->self_scm(), $$);
-               scm_gc_unprotect_object ($2->self_scm());
+               $$ = gh_cons ($2->self_scm (), $$);
+               scm_gc_unprotect_object ($2->self_scm ());
+       }
+       | post_events tagged_post_event {
+               $2 -> set_spot (THIS->here_input ());
+               $$ = scm_cons ($2->self_scm (), $$);
+               scm_gc_unprotect_object ($2->self_scm ());
        }
        ;
 
 
+tagged_post_event:
+       '-' TAG embedded_scm post_event {
+               tag_music ($4, $3, THIS->here_input ());
+               $$ = $4;
+       }
+       ;
 
 post_event:
        direction_less_event {
                $$ = $1;
        }
+       | HYPHEN {
+               if (!THIS->lexer_->is_lyric_state ())
+                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
+               $$ = MY_MAKE_MUSIC ("HyphenEvent");
+       }
+       | EXTENDER {
+               if (!THIS->lexer_->is_lyric_state ())
+                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
+               $$ = MY_MAKE_MUSIC ("ExtenderEvent");
+       }
        | script_dir direction_reqd_event {
-               $2->set_mus_property ("direction", gh_int2scm ($1));
+               if ($1)
+                       $2->set_property ("direction", gh_int2scm ($1));
                $$ = $2;
        }
        | script_dir direction_less_event {
-               $2->set_mus_property ("direction", gh_int2scm ($1));
+               if ($1)
+                       $2->set_property ("direction", gh_int2scm ($1));
                $$ = $2;
        }
        | string_number_event
@@ -1487,8 +1551,8 @@ post_event:
 
 string_number_event:
        E_UNSIGNED {
-               Music * s = MY_MAKE_MUSIC("StringNumberEvent");
-               s->set_mus_property ("string-number",  gh_int2scm($1));
+               Music * s = MY_MAKE_MUSIC ("StringNumberEvent");
+               s->set_property ("string-number",  gh_int2scm ($1));
                s->set_spot (THIS->here_input ());
                $$ = s;
        }
@@ -1508,37 +1572,39 @@ configurable, i.e.
 (set-articulation '~ "trill")
 
 */
-               Music * m = MY_MAKE_MUSIC ("NewBeamEvent");
-               m->set_spot (THIS->here_input());
-               m->set_mus_property ("span-direction" , gh_int2scm (START));
+               Music * m = MY_MAKE_MUSIC ("BeamEvent");
+               m->set_spot (THIS->here_input ());
+               m->set_property ("span-direction" , gh_int2scm (START));
                $$ = m;
        }
        | ']'  {
-               Music * m = MY_MAKE_MUSIC ("NewBeamEvent");
-               m->set_spot (THIS->here_input());
-               m->set_mus_property ("span-direction" , gh_int2scm (STOP));
+               Music * m = MY_MAKE_MUSIC ("BeamEvent");
+               m->set_spot (THIS->here_input ());
+               m->set_property ("span-direction" , gh_int2scm (STOP));
                $$ = m;
        }
        | '~' {
-               Music * m = MY_MAKE_MUSIC ("NewTieEvent");
-               m->set_spot (THIS->here_input());
+               Music * m = MY_MAKE_MUSIC ("TieEvent");
+               m->set_spot (THIS->here_input ());
                $$ = m;
        }
        | close_event {
                $$ = $1;
-               dynamic_cast<Music *> ($$)->set_mus_property ("span-direction", gh_int2scm (START));
+               dynamic_cast<Music *> ($$)->set_property ("span-direction",
+                       gh_int2scm (START));
        }
        | open_event {
                $$ = $1;
-               dynamic_cast<Music *> ($$)->set_mus_property ("span-direction", gh_int2scm (STOP))
+               dynamic_cast<Music *> ($$)->set_property ("span-direction",
+                       gh_int2scm (STOP));
        }
        | EVENT_IDENTIFIER      {
                $$ = unsmob_music ($1);
        }
        | tremolo_type  {
-               Music * a = MY_MAKE_MUSIC("TremoloEvent");
+               Music * a = MY_MAKE_MUSIC ("TremoloEvent");
                a->set_spot (THIS->here_input ());
-               a->set_mus_property ("tremolo-type", gh_int2scm ($1));
+               a->set_property ("tremolo-type", gh_int2scm ($1));
                $$ = a;
         }
        ;       
@@ -1549,14 +1615,21 @@ direction_reqd_event:
        }
        | script_abbreviation {
                SCM s = THIS->lexer_->lookup_identifier ("dash" + ly_scm2string ($1));
-               Music *a = MY_MAKE_MUSIC("ArticulationEvent");
+               Music *a = MY_MAKE_MUSIC ("ArticulationEvent");
                if (gh_string_p (s))
-                       a->set_mus_property ("articulation-type", s);
+                       a->set_property ("articulation-type", s);
                else THIS->parser_error (_ ("Expecting string as script definition"));
                $$ = a;
        }
        ;
-       
+
+oct_check:
+       /**/ { $$ = SCM_EOL; }
+       | '='  { $$ = gh_int2scm (0); }
+       | '=' sub_quotes { $$ = gh_int2scm ($2); }
+       | '=' sup_quotes { $$ = gh_int2scm ($2); }
+       ;
+
 sup_quotes:
        '\'' {
                $$ = 1;
@@ -1616,9 +1689,6 @@ pitch:
        steno_pitch {
                $$ = $1;
        }
-       | explicit_pitch {
-               $$ = $1;
-       }
        ;
 
 pitch_also_in_chords:
@@ -1626,105 +1696,68 @@ pitch_also_in_chords:
        | steno_tonic_pitch
        ;
 
-explicit_pitch:
-       PITCH embedded_scm {
-               $$ = $2;
-               if (!unsmob_pitch ($2)) {
-                       THIS->parser_error (_f ("Expecting musical-pitch value", 3));
-                        $$ = Pitch ().smobbed_copy ();
-               }
-       }
-       ;
-
-verbose_duration:
-       DURATION embedded_scm   {
-               $$ = $2;
-               if (!unsmob_duration ($2))
-               {
-                       THIS->parser_error (_ ("Must have duration object"));
-                       $$ = Duration ().smobbed_copy ();
-               }
-       }
-       ;
-
-extender_req:
-       EXTENDER {
-               if (!THIS->lexer_->lyric_state_b ())
-                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
-               $$ = MY_MAKE_MUSIC("ExtenderEvent");
-       }
-       ;
-
-hyphen_req:
-       HYPHEN {
-               if (!THIS->lexer_->lyric_state_b ())
-                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
-               $$ = MY_MAKE_MUSIC("HyphenEvent");
-       }
-       ;
-
 close_event:
        '('     {
-               Music * s= MY_MAKE_MUSIC("SlurEvent");
+               Music * s= MY_MAKE_MUSIC ("SlurEvent");
                $$ = s;
-               s->set_spot (THIS->here_input());
+               s->set_spot (THIS->here_input ());
        }
        | E_OPEN        {
-               Music * s= MY_MAKE_MUSIC("PhrasingSlurEvent");
+               Music * s= MY_MAKE_MUSIC ("PhrasingSlurEvent");
                $$ = s;
-               s->set_spot (THIS->here_input());
+               s->set_spot (THIS->here_input ());
        }
        | E_SMALLER {
-               Music *s =MY_MAKE_MUSIC("CrescendoEvent");
+               Music *s =MY_MAKE_MUSIC ("CrescendoEvent");
                $$ = s;
-               s->set_spot (THIS->here_input());
+               s->set_spot (THIS->here_input ());
        }
        | E_BIGGER {
-               Music *s =MY_MAKE_MUSIC("DecrescendoEvent");
+               Music *s =MY_MAKE_MUSIC ("DecrescendoEvent");
                $$ = s;
-               s->set_spot (THIS->here_input());
+               s->set_spot (THIS->here_input ());
        }
        ;
 
 
 open_event:
        E_EXCLAMATION   {
-               Music *s =  MY_MAKE_MUSIC("CrescendoEvent");
-               s->set_spot (THIS->here_input());
+               Music *s =  MY_MAKE_MUSIC ("CrescendoEvent");
+               s->set_spot (THIS->here_input ());
 
                $$ = s;
        }
        | ')'   {
-               Music * s= MY_MAKE_MUSIC("SlurEvent");
+               Music * s= MY_MAKE_MUSIC ("SlurEvent");
                $$ = s;
-               s->set_spot (THIS->here_input());
+               s->set_spot (THIS->here_input ());
 
        }
        | E_CLOSE       {
-               Music * s= MY_MAKE_MUSIC("PhrasingSlurEvent");
+               Music * s= MY_MAKE_MUSIC ("PhrasingSlurEvent");
                $$ = s;
-               s->set_mus_property ("span-type", scm_makfrom0str ( "phrasing-slur"));
-               s->set_spot (THIS->here_input());
+               s->set_property ("span-type", scm_makfrom0str ( "phrasing-slur"));
+               s->set_spot (THIS->here_input ());
        }
        ;
 
 gen_text_def:
        full_markup {
-               Music *t = MY_MAKE_MUSIC("TextScriptEvent");
-               t->set_mus_property ("text", $1);
+               Music *t = MY_MAKE_MUSIC ("TextScriptEvent");
+               t->set_property ("text", $1);
                t->set_spot (THIS->here_input ());
                $$ = t; 
        }
        | string {
-               Music *t = MY_MAKE_MUSIC("TextScriptEvent");
-               t->set_mus_property ("text", make_simple_markup ($1));
+               Music *t = MY_MAKE_MUSIC ("TextScriptEvent");
+               t->set_property ("text", make_simple_markup ($1));
                t->set_spot (THIS->here_input ());
                $$ = t;
        
        }
        | DIGIT {
-               Music * t = MY_MAKE_MUSIC("FingerEvent");
-               t->set_mus_property ("digit",  gh_int2scm ($1));
+               Music * t = MY_MAKE_MUSIC ("FingerEvent");
+               t->set_property ("digit",  gh_int2scm ($1));
                t->set_spot (THIS->here_input ());
                $$ = t;
        }
@@ -1771,9 +1804,6 @@ duration_length:
        multiplied_duration {
                $$ = $1;
        }
-       | verbose_duration {
-               $$ = $1;
-       }       
        ;
 
 optional_notemode_duration:
@@ -1789,16 +1819,12 @@ optional_notemode_duration:
 
                THIS->beam_check ($$);
        }
-       | verbose_duration {
-               $$ = $1;
-               THIS->default_duration_ = *unsmob_duration ($$);
-       }       
        ;
 
 steno_duration:
        bare_unsigned dots              {
                int l = 0;
-               if (!is_duration_b ($1))
+               if (!is_is_duration ($1))
                        THIS->parser_error (_f ("not a duration: %d", $1));
                else
                        l =  intlog2 ($1);
@@ -1853,7 +1879,7 @@ tremolo_type:
                $$ =0;
        }
        | ':' bare_unsigned {
-               if (!is_duration_b ($2))
+               if (!is_is_duration ($2))
                        THIS->parser_error (_f ("not a duration: %d", $2));
                $$ = $2;
        }
@@ -1871,38 +1897,38 @@ bass_number:
        | UNSIGNED {
                $$ = scm_number_to_string (gh_int2scm ($1), gh_int2scm (10));
        }
-       | STRING { $$ =  $1 }
+       | STRING { $$ =  $1; }
        ;
 
 bass_mod:
-       '-'     { $$ = -1; }
-       | '+'   { $$ = 1; } 
+       '-'     { $$ = -2; }
+       | '+'   { $$ = 2; } 
        | '!'   { $$ = 0; }
        ;
 
 bass_figure:
        FIGURE_SPACE {
-               Music *bfr = MY_MAKE_MUSIC("BassFigureEvent");
-               $$ = bfr->self_scm();
+               Music *bfr = MY_MAKE_MUSIC ("BassFigureEvent");
+               $$ = bfr->self_scm ();
                scm_gc_unprotect_object ($$);
        }
        | bass_number  {
-               Music *bfr = MY_MAKE_MUSIC("BassFigureEvent");
-               $$ = bfr->self_scm();
+               Music *bfr = MY_MAKE_MUSIC ("BassFigureEvent");
+               $$ = bfr->self_scm ();
 
-               bfr->set_mus_property ("figure", $1);
+               bfr->set_property ("figure", $1);
 
                scm_gc_unprotect_object ($$);
        }
        | bass_figure bass_mod {
                Music *m = unsmob_music ($1);
                if ($2) {
-                       SCM salter =m->get_mus_property ("alteration");
-                       int alter = gh_number_p ( salter) ? gh_scm2int (salter) : 0;
-                       m->set_mus_property ("alteration",
+                       SCM salter =m->get_property ("alteration");
+                       int alter = gh_number_p (salter) ? gh_scm2int (salter) : 0;
+                       m->set_property ("alteration",
                                gh_int2scm (alter + $2));
                } else {
-                       m->set_mus_property ("alteration", gh_int2scm (0));
+                       m->set_property ("alteration", gh_int2scm (0));
                }
        }
        ;
@@ -1910,14 +1936,14 @@ bass_figure:
 br_bass_figure:
        '[' bass_figure {
                $$ = $2;
-               unsmob_music ($$)->set_mus_property ("bracket-start", SCM_BOOL_T);
+               unsmob_music ($$)->set_property ("bracket-start", SCM_BOOL_T);
        }
        | bass_figure   {
                $$ = $1;
        }
        | br_bass_figure ']' {
                $$ = $1;
-               unsmob_music ($1)->set_mus_property ("bracket-stop", SCM_BOOL_T);
+               unsmob_music ($1)->set_property ("bracket-stop", SCM_BOOL_T);
        }
        ;
 
@@ -1932,9 +1958,9 @@ figure_list:
 
 figure_spec:
        FIGURE_OPEN figure_list FIGURE_CLOSE {
-               Music * m = MY_MAKE_MUSIC("EventChord");
+               Music * m = MY_MAKE_MUSIC ("EventChord");
                $2 = scm_reverse_x ($2, SCM_EOL);
-               m->set_mus_property ("elements",  $2);
+               m->set_property ("elements",  $2);
                $$ = m->self_scm ();
        }
        ;
@@ -1946,42 +1972,62 @@ optional_rest:
        ;
 
 simple_element:
-       pitch exclamations questions optional_notemode_duration optional_rest {
+       pitch exclamations questions oct_check optional_notemode_duration optional_rest {
 
                Input i = THIS->pop_spot ();
-               if (!THIS->lexer_->note_state_b ())
+               if (!THIS->lexer_->is_note_state ())
                        THIS->parser_error (_ ("Have to be in Note mode for notes"));
 
                Music *n = 0;
-               if ($5)
-                       n =  MY_MAKE_MUSIC("RestEvent");
+               if ($6)
+                       n =  MY_MAKE_MUSIC ("RestEvent");
                else
-                       n =  MY_MAKE_MUSIC("NoteEvent");
+                       n =  MY_MAKE_MUSIC ("NoteEvent");
                
-               n->set_mus_property ("pitch", $1);
-               n->set_mus_property ("duration", $4);
+               n->set_property ("pitch", $1);
+               n->set_property ("duration", $5);
 
+               if (gh_number_p ($4))
+               {
+                       int q = gh_scm2int ($4); 
+                       n->set_property ("absolute-octave", gh_int2scm (q-1));
+               }
 
                if ($3 % 2)
-                       n->set_mus_property ("cautionary", SCM_BOOL_T);
+                       n->set_property ("cautionary", SCM_BOOL_T);
                if ($2 % 2 || $3 % 2)
-                       n->set_mus_property ("force-accidental", SCM_BOOL_T);
+                       n->set_property ("force-accidental", SCM_BOOL_T);
 
-               Music *v = MY_MAKE_MUSIC("EventChord");
-               v->set_mus_property ("elements", scm_list_n (n->self_scm (), SCM_UNDEFINED));
-               scm_gc_unprotect_object (n->self_scm());
+               Music *v = MY_MAKE_MUSIC ("EventChord");
+               v->set_property ("elements", scm_list_1 (n->self_scm ()));
+               scm_gc_unprotect_object (n->self_scm ());
 
                v->set_spot (i);
                n->set_spot (i);
                $$ = v;
        }
+       | DRUM_PITCH optional_notemode_duration {
+               Input i = THIS->pop_spot ();
+
+               Music *n =  MY_MAKE_MUSIC ("NoteEvent");
+               n->set_property ("duration" ,$2);
+               n->set_property ("drum-type" , $1);
+
+               Music *v = MY_MAKE_MUSIC ("EventChord");
+               v->set_property ("elements", scm_list_1 (n->self_scm ()));
+               scm_gc_unprotect_object (n->self_scm ());
+               v->set_spot (i);
+               n->set_spot (i);
+               $$ = v;
+               
+       }
        | figure_spec optional_notemode_duration {
                Music * m = unsmob_music ($1);
                Input i = THIS->pop_spot (); 
                m->set_spot (i);
-               for (SCM s = m->get_mus_property ("elements"); gh_pair_p (s); s = ly_cdr (s))
+               for (SCM s = m->get_property ("elements"); gh_pair_p (s); s = ly_cdr (s))
                {
-                       unsmob_music (ly_car (s))->set_mus_property ("duration", $2);
+                       unsmob_music (ly_car (s))->set_property ("duration", $2);
                }
                $$ = m;
        }       
@@ -1991,53 +2037,60 @@ simple_element:
                Music * ev = 0;
                if (ly_scm2string ($1) =="s") {
                        /* Space */
-                       ev = MY_MAKE_MUSIC("SkipEvent");
+                       ev = MY_MAKE_MUSIC ("SkipEvent");
                  }
                else {
-                       ev = MY_MAKE_MUSIC("RestEvent");
+                       ev = MY_MAKE_MUSIC ("RestEvent");
                
                    }
-               ev->set_mus_property ("duration" ,$2);
+               ev->set_property ("duration" ,$2);
                ev->set_spot (i);
-               Music * velt = MY_MAKE_MUSIC("EventChord");
-               velt->set_mus_property ("elements", scm_list_n (ev->self_scm (),SCM_UNDEFINED));
+               Music * velt = MY_MAKE_MUSIC ("EventChord");
+               velt->set_property ("elements", scm_list_1 (ev->self_scm ()));
                velt->set_spot (i);
 
+               scm_gc_unprotect_object (ev->self_scm ());
+
                $$ = velt;
        }
        | MULTI_MEASURE_REST optional_notemode_duration         {
                THIS->pop_spot ();
 
-               static SCM proc ;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-multi-measure-rest");
-
+               SCM proc = ly_scheme_function ("make-multi-measure-rest");
                SCM mus = scm_call_2 (proc, $2,
-                       make_input (THIS->here_input()));       
+                       make_input (THIS->here_input ()));      
                scm_gc_protect_object (mus);
                $$ = unsmob_music (mus);
        }
-       | STRING optional_notemode_duration     {
+       
+       | lyric_element optional_notemode_duration      {
                Input i = THIS->pop_spot ();
+               if (!THIS->lexer_->is_lyric_state ())
+                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
 
-               Music * lreq = MY_MAKE_MUSIC("LyricEvent");
-                lreq->set_mus_property ("text", $1);
-               lreq->set_mus_property ("duration",$2);
+               Music * lreq = MY_MAKE_MUSIC ("LyricEvent");
+                lreq->set_property ("text", $1);
+               lreq->set_property ("duration",$2);
                lreq->set_spot (i);
-               Music * velt = MY_MAKE_MUSIC("EventChord");
-               velt->set_mus_property ("elements", scm_list_n (lreq->self_scm (), SCM_UNDEFINED));
+               Music * velt = MY_MAKE_MUSIC ("EventChord");
+               velt->set_property ("elements", scm_list_1 (lreq->self_scm ()));
 
                $$= velt;
        }
        | new_chord {
                THIS->pop_spot ();
 
-                if (!THIS->lexer_->chord_state_b ())
+                if (!THIS->lexer_->is_chord_state ())
                         THIS->parser_error (_ ("Have to be in Chord mode for chords"));
                 $$ = unsmob_music ($1);
        }
        ;
 
+lyric_element:
+       full_markup { $$ = $1; }
+       | STRING {  $$ = $1 ; }
+       ;
+
 new_chord:
        steno_tonic_pitch optional_notemode_duration   {
                $$ = make_chord ($1, $2, SCM_EOL);
@@ -2065,10 +2118,10 @@ chord_separator:
                $$ = ly_symbol2scm ("chord-caret"); 
        }
        | CHORD_SLASH steno_tonic_pitch {
-               $$ = scm_list_n (ly_symbol2scm ("chord-slash"), $2, SCM_UNDEFINED); 
+               $$ = scm_list_2 (ly_symbol2scm ("chord-slash"), $2); 
        }
        | CHORD_BASS steno_tonic_pitch {
-               $$ = scm_list_n (ly_symbol2scm ("chord-bass"), $2, SCM_UNDEFINED); 
+               $$ = scm_list_2 (ly_symbol2scm ("chord-bass"), $2); 
        }
        ;
 
@@ -2096,10 +2149,10 @@ step_number:
                $$ = make_chord_step ($1, 0);
         } 
        | bare_unsigned '+' {
-               $$ = make_chord_step ($1, 1);
+               $$ = make_chord_step ($1, SHARP);
        }
        | bare_unsigned CHORD_MINUS {
-               $$ = make_chord_step ($1,-1);
+               $$ = make_chord_step ($1, FLAT);
        }
         ;      
 
@@ -2193,7 +2246,7 @@ string:
                $$ = $1;
        }
        | string '+' string {
-               $$ = scm_string_append (scm_list_n ($1, $3, SCM_UNDEFINED));
+               $$ = scm_string_append (scm_list_2 ($1, $3));
        }
        ;
 
@@ -2230,47 +2283,53 @@ markup:
        STRING {
                $$ = make_simple_markup ($1);
        }
+       | MARKUP_HEAD_EMPTY {
+               $$ = scm_list_1 ($1);
+       }
        | MARKUP_HEAD_MARKUP0 markup {
-               $$ = scm_list_n ($1, $2, SCM_UNDEFINED);
+               $$ = scm_list_2 ($1, $2);
        }
        | MARKUP_HEAD_MARKUP0_MARKUP1 markup markup {
-               $$ = scm_list_n ($1, $2, $3, SCM_UNDEFINED);
+               $$ = scm_list_3 ($1, $2, $3);
        }
        | MARKUP_HEAD_SCM0_MARKUP1 SCM_T markup {
-               $$  = scm_list_n ($1, $2, $3, SCM_UNDEFINED); 
+               $$  = scm_list_3 ($1, $2, $3); 
        }
        | markup_line {
                $$ = $1;
        }
        | MARKUP_HEAD_LIST0 markup_list {
-               $$ = scm_list_n ($1,$2, SCM_UNDEFINED);
+               $$ = scm_list_2 ($1,$2);
        }
        | MARKUP_HEAD_SCM0 embedded_scm {
-               $$ = scm_list_n ($1, $2, SCM_UNDEFINED);
+               $$ = scm_list_2 ($1, $2);
        }
        | MARKUP_HEAD_SCM0_SCM1_MARKUP2 embedded_scm embedded_scm markup {
-               $$ = scm_list_n ($1, $2, $3, $4, SCM_UNDEFINED);
+               $$ = scm_list_4 ($1, $2, $3, $4);
        }
        | MARKUP_HEAD_SCM0_SCM1_SCM2 embedded_scm embedded_scm embedded_scm {
-               $$ = scm_list_n ($1, $2, $3, $4, SCM_UNDEFINED);
+               $$ = scm_list_4 ($1, $2, $3, $4);
+       }
+       | MARKUP_HEAD_SCM0_SCM1 embedded_scm embedded_scm {
+               $$ = scm_list_3 ($1, $2, $3);
        }
        | MARKUP_IDENTIFIER {
                $$ = $1;
        }
-       
+       | STRING_IDENTIFIER {
+               $$ = $1;
+       }
        ;
 
 markup_list:
-       CHORD_OPEN markup_list_body CHORD_CLOSE { $$ = scm_reverse_x ($2, SCM_EOL); }
+       chord_open markup_list_body chord_close { $$ = scm_reverse_x ($2, SCM_EOL); }
        ;
 
 markup_line:
        '{' markup_list_body '}' {
-               static SCM line ;
-               if (!line)
-                       line = scm_c_eval_string ("line-markup");
+               SCM line = ly_scheme_function ("line-markup");
        
-               $$ = scm_list_n (line, scm_reverse_x ($2, SCM_EOL), SCM_UNDEFINED);
+               $$ = scm_list_2 (line, scm_reverse_x ($2, SCM_EOL));
        }
        ;
 
@@ -2327,13 +2386,6 @@ My_lily_parser::beam_check (SCM dur)
 
 
 
-bool
-markup_p (SCM x)
-{
-       return gh_pair_p (x)
-               && SCM_BOOL_F != scm_object_property (gh_car (x), ly_symbol2scm ("markup-signature"));
-}
-
 
 /*
 
@@ -2350,32 +2402,120 @@ My_lily_lexer::try_special_identifiers (SCM * destination, SCM sid)
        } else if (gh_number_p (sid)) {
                *destination = sid;
                return NUMBER_IDENTIFIER;
-       } else if (unsmob_translator_def (sid)) {
-               *destination = unsmob_translator_def (sid)->clone_scm();
-               return TRANSLATOR_IDENTIFIER;
+       } else if (unsmob_context_def (sid)) {
+               *destination = unsmob_context_def (sid)->clone_scm ();
+               return CONTEXT_DEF_IDENTIFIER;
        } else if (unsmob_score (sid)) {
                Score *sc =  new Score (*unsmob_score (sid));
                *destination =sc->self_scm ();
                return SCORE_IDENTIFIER;
        } else if (Music * mus =unsmob_music (sid)) {
-               *destination = unsmob_music (sid)->clone ()->self_scm();
+               mus = mus->clone ();
+               *destination = mus->self_scm ();
                unsmob_music (*destination)->
-                       set_mus_property ("origin", make_input (last_input_));
+                       set_property ("origin", make_input (last_input_));
                return dynamic_cast<Event*> (mus)
                        ? EVENT_IDENTIFIER : MUSIC_IDENTIFIER;
        } else if (unsmob_duration (sid)) {
-               *destination = unsmob_duration (sid)->smobbed_copy();
+               *destination = unsmob_duration (sid)->smobbed_copy ();
                return DURATION_IDENTIFIER;
        } else if (unsmob_music_output_def (sid)) {
                Music_output_def *p = unsmob_music_output_def (sid);
                p = p->clone ();
 
-               *destination = p->self_scm();
+               *destination = p->self_scm ();
                return MUSIC_OUTPUT_DEF_IDENTIFIER;
-       } else if (new_markup_p (sid)) {
+       } else if (Text_item::markup_p (sid)) {
                *destination = sid;
                return MARKUP_IDENTIFIER;
        }
 
        return -1;      
 }
+
+Music *
+property_op_to_music (SCM op)
+{
+       Music * m = 0;
+       SCM tag = gh_car (op);
+       SCM symbol  = gh_cadr (op);
+       SCM args = gh_cddr (op);
+       SCM grob_val = SCM_UNDEFINED;
+       SCM grob_sym = SCM_UNDEFINED;
+       SCM val = SCM_UNDEFINED;
+       
+       if (tag == ly_symbol2scm ("assign"))
+               {
+               m =  MY_MAKE_MUSIC ("PropertySet");
+               val = gh_car (args);
+               }
+       else if (tag == ly_symbol2scm ("unset"))
+               m =  MY_MAKE_MUSIC ("PropertyUnset");
+       else if (tag == ly_symbol2scm ("poppush")
+                || tag == ly_symbol2scm ("push"))
+               {
+               m  = MY_MAKE_MUSIC ("OverrideProperty");
+               grob_sym = gh_car (args);
+               grob_val = gh_cadr (args);
+               }
+       else if (tag == ly_symbol2scm ("pop")) {
+               m = MY_MAKE_MUSIC ("RevertProperty");
+               grob_sym = gh_car (args);
+               }
+
+       m->set_property ("symbol", symbol);
+
+       if (val != SCM_UNDEFINED)
+               m->set_property ("value", val);
+       if (grob_val != SCM_UNDEFINED)
+               m->set_property ("grob-value", grob_val);
+
+       if (grob_sym != SCM_UNDEFINED)
+               {
+               bool itc = internal_type_checking_global_b;
+               /* UGH.
+               */
+               bool autobeam = gh_equal_p (symbol, ly_symbol2scm ("autoBeamSettings"));
+               if (autobeam)
+                       internal_type_checking_global_b = false;
+               m->set_property ("grob-property", grob_sym);
+               if (autobeam)
+                       internal_type_checking_global_b = itc;
+               }
+
+       if (op == ly_symbol2scm ("poppush"))
+               m->set_property ("pop-first", SCM_BOOL_T); 
+
+
+       return m;
+}
+
+Music*
+context_spec_music (SCM type, SCM id, Music * m, SCM ops)
+{
+       Music * csm = MY_MAKE_MUSIC ("ContextSpeccedMusic");
+
+       csm->set_property ("element", m->self_scm ());
+       scm_gc_unprotect_object (m->self_scm ());
+
+       csm->set_property ("context-type",
+               gh_symbol_p (type) ? type : scm_string_to_symbol (type));
+       csm->set_property ("property-operations", ops);
+
+       if (gh_string_p (id))
+               csm->set_property ("context-id", id);
+       return csm;
+}
+
+
+SCM
+get_next_unique_context ()
+{
+       static int new_context_count;
+
+       char s[1024];
+       snprintf (s, 1024, "uniqueContext%d", new_context_count ++);
+               
+       return scm_makfrom0str (s);
+}
+