]> git.donarmstrong.com Git - lilypond.git/blobdiff - lily/parser.yy
release: 1.3.146
[lilypond.git] / lily / parser.yy
index 66e5b059b29b6404c623bd6dcd8f612517aa7346..33a75d50c89654c2728ae87f3cafb1746b9fa6cb 100644 (file)
@@ -1,89 +1,80 @@
 %{ // -*-Fundamental-*-
 
 /*
-  parser.yy -- Bison/C++ parser for mudela
+  parser.yy -- Bison/C++ parser for lilypond
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c)  1997--2001 Han-Wen Nienhuys <hanwen@cs.uu.nl>
            Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
-/*
-       Ambiguities:
-
-       * \alternative
-
-       * use of '-' in various places
-
-*/
-
-
 #include <iostream.h>
+#include "translator-def.hh"
 #include "lily-guile.hh"
-#include "notename-table.hh"
-#include "scalar.hh"
-#include "translation-property.hh"
-#include "lookup.hh"
+#include "change-iterator.hh"
 #include "misc.hh"
 #include "my-lily-lexer.hh"
 #include "paper-def.hh"
 #include "midi-def.hh"
 #include "main.hh"
 #include "file-path.hh"
-#include "keyword.hh"
 #include "debug.hh"
-#include "parseconstruct.hh"
 #include "dimensions.hh"
-#include "identifier.hh"
 #include "command-request.hh"
 #include "musical-request.hh"
 #include "my-lily-parser.hh"
 #include "context-specced-music.hh"
-#include "translator-group.hh"
 #include "score.hh"
 #include "music-list.hh"
-#include "duration-convert.hh"
-#include "change-translator.hh"
+#include "output-property-music-iterator.hh"
+#include "property-iterator.hh"
 #include "file-results.hh"
-#include "mudela-version.hh"
+#include "input.hh"
 #include "scope.hh"
 #include "relative-music.hh"
+#include "lyric-combine-music.hh"
 #include "transposed-music.hh"
 #include "time-scaled-music.hh"
-#include "new-repeated-music.hh"
+#include "repeated-music.hh"
+#include "lilypond-input-version.hh"
+#include "grace-music.hh"
+#include "part-combine-music.hh"
+#include "scm-hash.hh"
+#include "auto-change-iterator.hh"
+#include "un-relativable-music.hh"
+#include "chord.hh"
+
+bool
+is_duration_b (int t)
+{
+  return t && t == 1 << intlog2 (t);
+}
 
-// mmm
-Mudela_version oldest_version ("1.0.20");
-Mudela_version version ("1.0.20");
 
 void
-print_mudela_versions (ostream &os)
+set_music_properties (Music *p, SCM a)
 {
-  os << "Mudela versions: oldest  " << oldest_version.str () << " current " << version.str () <<endl;
-}
-// needed for bison.simple's malloc() and free()
-#include <malloc.h>
-
-struct Assignment {
-       String *name_p_;
-       Identifier *id_p_;
-       ~Assignment () {
-               delete name_p_;
-               delete id_p_;
-       }
-       Assignment () {
-               name_p_ = 0;
-               id_p_ =0;
-       }
-       Assignment (Assignment const&s)
+  for (SCM k = a; gh_pair_p (k); k = gh_cdr (k))
        {
-               name_p_ = new String (*s.name_p_);
-               id_p_ = s.id_p_->clone ();
+       p->set_mus_property (gh_caar (k), gh_cdar (k));
        }
-};
+}
+
+
+// mmm JUNKME ?
+Lilypond_version oldest_version ("1.3.59");
+
+void
+print_lilypond_versions (ostream &os)
+{
+  os << _f ("Oldest supported input version: %s", oldest_version.str ()) 
+    << endl;
+}
 
-Paper_def* current_paper = 0;
+
+// needed for bison.simple's malloc () and free ()
+#include <malloc.h>
 
 #ifndef NDEBUG
 #define YYDEBUG 1
@@ -93,45 +84,36 @@ Paper_def* current_paper = 0;
 
 #define YYPARSE_PARAM my_lily_parser_l
 #define YYLEX_PARAM my_lily_parser_l
-#define THIS ((My_lily_parser *) my_lily_parser_l)
+#define THIS\
+       ((My_lily_parser *) my_lily_parser_l)
 
 #define yyerror THIS->parser_error
-#define ARRAY_SIZE(a,s)   if (a.size () != s) THIS->parser_error (_f("expecting %d arguments", s))
+#define ARRAY_SIZE(a,s)   if (a.size () != s) THIS->parser_error (_f ("Expecting %d arguments", s))
 
 %}
 
 
 %union {
-    Array<Interval>* intarr;
-    Array<Musical_pitch> *pitch_arr;
+
     Link_array<Request> *reqvec;
-    Array<String> * strvec;
-    Array<int> *intvec;
-    Notename_table *chordmodifiertab;
-    Duration *duration;
-    Identifier *id;
+
+    String *string; // needed by the lexer as temporary scratch area.
     Music *music;
-    Music_list *music_list;
     Score *score;
     Scope *scope;
-    Interval *interval;
-    Musical_req* musreq;
+    Scheme_hash_table *scmhash;
     Music_output_def * outputdef;
-    Musical_pitch * pitch;
-    Midi_def* midi;
-    Moment *moment;
-    Notename_table *notenametab;
-    Paper_def *paper;
-    Real real;
+
     Request * request;
-    Scalar *scalar;
 
-    String *string;
+    /* We use SCMs to do strings, because it saves us the trouble of
+deleting them.  Let's hope that a stack overflow doesnt trigger a move
+of the parse stack onto the heap. */
+
+    SCM scm;
+
     Tempo_req *tempo;
-    Translator* trans;
-    char c;
     int i;
-    int ii[10];
 }
 %{
 
@@ -151,131 +133,146 @@ yylex (YYSTYPE *s,  void * v_l)
 %pure_parser
 
 /* tokens which are not keywords */
-
-%token TEXTSCRIPT
+%token AUTOCHANGE
+%token ALIAS
+%token APPLY
+%token ARPEGGIO
+%token DYNAMICSCRIPT
 %token ACCEPTS
 %token ALTERNATIVE
 %token BAR
-%token CADENZA
+%token BREATHE
 %token CHORDMODIFIERS
 %token CHORDS
+%token CHAR_T
 %token CLEF
 %token CM_T
 %token CONSISTS
+%token DURATION
+%token SEQUENTIAL
+%token ELEMENTDESCRIPTIONS
+%token SIMULTANEOUS
 %token CONSISTSEND
+%token DENIES
 %token DURATION
 %token EXTENDER
 %token FONT
-%token GROUPING
+%token GLISSANDO
+%token GRACE
 %token HEADER
+%token HYPHEN
 %token IN_T
+%token INVALID
 %token KEY
-%token KEYSIGNATURE
 %token LYRICS
 %token MARK
-%token MEASURES
+%token MULTI_MEASURE_REST
 %token MIDI
 %token MM_T
-%token MUSICAL_PITCH
+%token PITCH
+%token DEFAULT
 %token NAME
-%token NOTENAMES
+%token PITCHNAMES
 %token NOTES
 %token PAPER
 %token PARTIAL
 %token PENALTY
 %token PROPERTY
+%token OVERRIDE SET REVERT 
 %token PT_T
 %token RELATIVE
 %token REMOVE
 %token REPEAT
+%token ADDLYRICS
+%token PARTCOMBINE
 %token SCM_T
-%token SCMFILE
 %token SCORE
 %token SCRIPT
-%token SHAPE
 %token SKIP
 %token SPANREQUEST
+%token STYLESHEET
+%token COMMANDSPANREQUEST
 %token TEMPO
+%token OUTPUTPROPERTY
 %token TIME_T
 %token TIMES
 %token TRANSLATOR
 %token TRANSPOSE
 %token TYPE
+%token UNSET
 %token CONTEXT
-%token VERSION
 
 /* escaped */
-%token E_EXCLAMATION E_SMALLER E_BIGGER E_CHAR
+%token E_CHAR E_EXCLAMATION E_SMALLER E_BIGGER E_OPEN E_CLOSE
+%token CHORD_BASS CHORD_COLON CHORD_MINUS CHORD_CARET 
 
-%type <i>      dots exclamations questions
+%type <i>      exclamations questions dots
 %token <i>     DIGIT
-%token <pitch> NOTENAME_PITCH
-%token <pitch> TONICNAME_PITCH
-%token <pitch> CHORDMODIFIER_PITCH
-%token <id>    DURATION_IDENTIFIER
+%token <scm>   NOTENAME_PITCH
+%token <scm>   TONICNAME_PITCH
+%token <scm>   CHORDMODIFIER_PITCH
+%token <scm>   DURATION_IDENTIFIER
 %token <id>    IDENTIFIER
-%token <id>    NOTENAME_TABLE_IDENTIFIER
-%token <id>    MUSIC_IDENTIFIER
-%token <id>    REQUEST_IDENTIFIER
-%token <id>    REAL_IDENTIFIER
-%token <id>    STRING_IDENTIFIER
-%token <id>    TRANS_IDENTIFIER
-%token <id>    INT_IDENTIFIER
-%token <id>    SCORE_IDENTIFIER
-%token <id>    MIDI_IDENTIFIER
-%token <id>    PAPER_IDENTIFIER
-%token <real>  REAL
-%token <string>        DURATION RESTNAME
-%token <string>        STRING
-%token <i>     UNSIGNED
 
 
+%token <scm>   SCORE_IDENTIFIER
+%token <scm>   MUSIC_OUTPUT_DEF_IDENTIFIER
+
+%token <scm>   NUMBER_IDENTIFIER
+%token <scm>   REQUEST_IDENTIFIER
+%token <scm>   MUSIC_IDENTIFIER TRANSLATOR_IDENTIFIER
+%token <scm>   STRING_IDENTIFIER SCM_IDENTIFIER 
+%token <scm>   RESTNAME
+%token <scm>   STRING   
+%token <scm>   SCM_T
+%token <i>     UNSIGNED
+%token <scm>   REAL
+
 %type <outputdef> output_def
-%type <scope>  mudela_header mudela_header_body
+%type <scmhash>        lilypond_header lilypond_header_body
 %type <request>        open_request_parens close_request_parens open_request close_request
 %type <request> request_with_dir request_that_take_dir verbose_request
 %type <i>      sub_quotes sup_quotes
 %type <music>  simple_element  request_chord command_element Simple_music  Composite_music 
 %type <music>  Alternative_music Repeated_music
-%type <i>      abbrev_type
-%type <i>      int unsigned
+%type <i>      tremolo_type
+%type <i>      bare_int  bare_unsigned
 %type <i>      script_dir
-%type <i>      optional_modality
-%type <id>     identifier_init  
-%type <duration> steno_duration notemode_duration
-%type <duration> entered_notemode_duration explicit_duration
-%type <intvec> intastint_list int_list
+
+%type <scm>    identifier_init 
+
+%type <scm> steno_duration optional_notemode_duration multiplied_duration
+%type <scm>  explicit_duration
+       
 %type <reqvec>  pre_requests post_requests
 %type <request> gen_text_def
-%type <pitch>   explicit_musical_pitch steno_musical_pitch musical_pitch absolute_musical_pitch
-%type <pitch>   steno_tonic_pitch
-
-%type <pitch_arr>      pitch_list
-%type <music>  chord notemode_chord
-%type <pitch_arr>      chord_additions chord_subtractions chord_notes
-%type <pitch>  chord_addsub chord_note chord_inversion notemode_chord_inversion
-%type <midi>   midi_block midi_body
-%type <duration>       duration_length
-
-%type <scalar>  scalar
-%type <music>  Music  relative_music Sequential_music Simultaneous_music Music_sequence
+%type <scm>   steno_pitch pitch absolute_pitch
+%type <scm>   explicit_pitch steno_tonic_pitch
+
+%type <scm>    chord_additions chord_subtractions chord_notes chord_step
+%type <music>  chord
+%type <scm>    chord_note chord_inversion chord_bass
+%type <scm>    duration_length
+
+%type <scm>  embedded_scm scalar
+%type <music>  Music Sequential_music Simultaneous_music Music_sequence
+%type <music>  relative_music re_rhythmed_music part_combined_music
 %type <music>  property_def translator_change
-%type <music_list> Music_list
-%type <paper>  paper_block paper_def_body
-%type <real>   real_expression real real_with_dimension
-%type <request> abbrev_command_req
+%type <scm> Music_list
+%type <outputdef>  music_output_def_body
+%type <request> shorthand_command_req
 %type <request>        post_request 
-%type <request> command_req verbose_command_req
+%type <music> command_req verbose_command_req
 %type <request>        extender_req
-%type <string> string
+%type <request> hyphen_req
+%type <scm>    string bare_number number_expression
+
 %type <score>  score_block score_body
-%type <intarr> shape_array
 
-%type <string> script_abbreviation
-%type <trans>  translator_spec_block translator_spec_body
+%type <scm>    translator_spec_block translator_spec_body
 %type <tempo>  tempo_request
-%type <notenametab> notenames_body notenames_block chordmodifiers_block
-
+%type <scm> notenames_body notenames_block chordmodifiers_block
+%type <scm>    script_abbreviation
 
 
 
@@ -285,106 +282,96 @@ yylex (YYSTYPE *s,  void * v_l)
 
 %%
 
-mudela:        /* empty */
-       | mudela toplevel_expression {}
-       | mudela assignment { }
-       | mudela error
-       | mudela check_version { }
+lilypond:      /* empty */
+       | lilypond toplevel_expression {}
+       | lilypond assignment  { }
+       | lilypond error {
+               THIS->error_level_i_  = 1;
+               //THIS->parser_error (_ ("ly invalid"));
+       }
+       | lilypond INVALID      {
+               THIS->error_level_i_  = 1;
+               //THIS->parser_error (_ ("ly invalid"));
+       }
        ;
 
 toplevel_expression:
        notenames_block                 {
-               THIS->lexer_p_->set_notename_table ($1);
+               THIS->lexer_p_->pitchname_tab_ =  $1;
        }
        | chordmodifiers_block                  {
-               THIS->lexer_p_->set_chordmodifier_table ($1);
+               THIS->lexer_p_->chordmodifier_tab_  = $1;
        }
-       | mudela_header {
-               delete header_global_p;
-               header_global_p = $1;
+       | lilypond_header {
+               if (global_header_p)
+                       scm_unprotect_object (global_header_p->self_scm ());
+               global_header_p = $1;
        }
        | score_block {
                score_global_array.push ($1);
+               
        }
-       | paper_block {
-               Identifier * id = new
-                       Paper_def_identifier ($1, PAPER_IDENTIFIER);
-               THIS->lexer_p_->set_identifier ("$defaultpaper", id)
-       }
-       | midi_block {
-               Identifier * id = new
-                       Midi_def_identifier ($1, MIDI_IDENTIFIER);
-               THIS->lexer_p_->set_identifier ("$defaultmidi", id)
-       }
-       | embedded_scm { 
+       | output_def {
+               if (dynamic_cast<Paper_def*> ($1))
+                       THIS->lexer_p_->set_identifier ("$defaultpaper", $1->self_scm ());
+               else if (dynamic_cast<Midi_def*> ($1))
+                       THIS->lexer_p_->set_identifier ("$defaultmidi", $1->self_scm ());
        }
+       | embedded_scm {
+               // junk value
+       }       
        ;
 
 embedded_scm:
-       SCMFILE STRING semicolon {
-               read_lily_scm_file (*$2);
-               delete $2;
-       }
-       | SCM_T STRING semicolon {
-               gh_eval_str ($2->ch_l ());
-               delete $2;
-       };
-
-check_version:
-       VERSION STRING semicolon                {
-               Mudela_version ver (*$2);
-               if (!((ver >= oldest_version) && (ver <= version))) {
-                       if (THIS->ignore_version_b_) {
-                               THIS->here_input ().error (_f ("incorrect mudela version: %s (%s, %s)", ver.str (), oldest_version.str (), version.str ()));
-                       } else {
-                               THIS->fatal_error_i_ = 1;
-                               THIS->parser_error (_f ("incorrect mudela version: %s (%s, %s)", ver.str (), oldest_version.str (), version.str ()));
-                       }
-               }
-       }
+       SCM_T
+       | SCM_IDENTIFIER 
        ;
 
 
 chordmodifiers_block:
-       CHORDMODIFIERS '{' notenames_body '}'  {  $$ = $3; }
+       CHORDMODIFIERS notenames_body   {  $$ = $2; }
        ;
 
 
 notenames_block:
-       NOTENAMES '{' notenames_body '}'  {  $$ = $3; }
+       PITCHNAMES notenames_body   {  $$ = $2; }
        ;
 
 
 
 notenames_body:
-       /**/    {
-               $$ = new Notename_table;
-       }
-       | NOTENAME_TABLE_IDENTIFIER     {
-               $$ = $1-> access_content_Notename_table(true);
-       }
-       | notenames_body STRING '=' explicit_musical_pitch {
-               (*$$)[*$2] = *$4;
+       embedded_scm    {
+         int i = scm_ilength ($1);
 
-               delete $4;
-               delete $2;
+         SCM tab = scm_make_vector (gh_int2scm (i), SCM_EOL);
+         for (SCM s = $1; gh_pair_p (s); s = gh_cdr (s)) {
+               SCM pt = gh_cdar (s);
+               if (!unsmob_pitch (pt))
+                       THIS->parser_error ("Need pitch object.");
+               else
+                       scm_hashq_set_x (tab, gh_caar (s), pt);
+         }
+
+         $$ = tab;
        }
        ;
 
-mudela_header_body:
+lilypond_header_body:
        {
-               $$ = new Scope;
-               THIS->lexer_p_-> scope_l_arr_.push ($$);
+               $$ = new Scheme_hash_table;
+               
+               Scope *sc = new Scope ($$);
+               THIS->lexer_p_-> scope_l_arr_.push (sc);
        }
-       | mudela_header_body assignment semicolon { 
+       | lilypond_header_body assignment  { 
 
        }
        ;
 
-mudela_header:
-       HEADER '{' mudela_header_body '}'       {
+lilypond_header:
+       HEADER '{' lilypond_header_body '}'     {
                $$ = $3;
-               THIS->lexer_p_-> scope_l_arr_.pop ();           
+               delete THIS->lexer_p_-> scope_l_arr_.pop ();
        }
        ;
 
@@ -397,9 +384,19 @@ assignment:
                THIS->remember_spot ();
        }
        /* cont */ '=' identifier_init  {
-           THIS->lexer_p_->set_identifier (*$1, $4);
-           $4->init_b_ = THIS->init_parse_b_;
-           $4->set_spot (THIS->pop_spot ());
+               THIS->lexer_p_->set_identifier (ly_scm2string ($1), $4);
+
+/*
+ TODO: devise standard for protection in parser.
+
+  The parser stack lives on the C-stack, which means that
+all objects can be unprotected as soon as they're here.
+
+*/
+       /*
+               Should find generic way of associating input with objects.
+       */
+               THIS->pop_spot ();
        }
        ;
 
@@ -407,43 +404,35 @@ assignment:
 
 identifier_init:
        score_block {
-               $$ = new Score_identifier ($1, SCORE_IDENTIFIER);
-
-       }
-       | chordmodifiers_block {
-               $$ = new Notename_table_identifier ($1, NOTENAME_TABLE_IDENTIFIER);
+               $$ = $1->self_scm ();
+               scm_unprotect_object ($$);
        }
-       | notenames_block {
-               $$ = new Notename_table_identifier ($1, NOTENAME_TABLE_IDENTIFIER);
-       }
-       | paper_block {
-               $$ = new Paper_def_identifier ($1, PAPER_IDENTIFIER);
-       }
-       | midi_block {
-               $$ = new Midi_def_identifier ($1, MIDI_IDENTIFIER);
-
+       | output_def {
+               $$ = $1->self_scm ();
+               scm_unprotect_object ($$);
        }
        | translator_spec_block {
-               $$ = new Translator_identifier ($1, TRANS_IDENTIFIER);
+               $$ = $1;
        }
        | Music  {
-               $$ = new Music_identifier ($1, MUSIC_IDENTIFIER);
+               $$ = $1->self_scm ();
+               scm_unprotect_object ($$);
        }
-
        | post_request {
-               $$ = new Request_identifier ($1, REQUEST_IDENTIFIER);
+               $$ = $1->self_scm ();
+               scm_unprotect_object ($$);
        }
        | explicit_duration {
-               $$ = new Duration_identifier ($1, DURATION_IDENTIFIER);
+               $$ = $1;
        }
-       | real {
-               $$ = new Real_identifier (new Real ($1), REAL_IDENTIFIER);
+       | number_expression {
+               $$ = $1;
        }
        | string {
-               $$ = new String_identifier ($1, STRING_IDENTIFIER);
+               $$ = $1;
        }
-       | int   {
-               $$ = new int_identifier (new int ($1), INT_IDENTIFIER);
+       | embedded_scm  {
+               $$ = $1;
        }
        ;
 
@@ -455,59 +444,54 @@ translator_spec_block:
        ;
 
 translator_spec_body:
-       TRANS_IDENTIFIER        {
-               $$ = $1->access_content_Translator (true);
-               $$-> set_spot (THIS->here_input ());
+       TRANSLATOR_IDENTIFIER   {
+               $$ = unsmob_translator_def ($1)->clone_scm ();
+               unsmob_translator_def ($$)-> set_spot (THIS->here_input ());
        }
-       | TYPE STRING semicolon {
-               Translator* t = get_translator_l (*$2);
-               Translator_group * tg = dynamic_cast<Translator_group*> (t);
-
-               if (!tg)
-                       THIS->parser_error (_("Need a translator group for a context"));
-               
-               t = t->clone ();
-               t->set_spot (THIS->here_input ());
-               $$ = t;
-               delete $2;
+       | TYPE STRING   {
+               $$ = Translator_def::make_scm ();
+               Translator_def*td =  unsmob_translator_def ($$);
+               td->translator_group_type_ = $2;
+               td->set_spot (THIS->here_input ());
        }
-       | translator_spec_body STRING '=' identifier_init semicolon     { 
-               Identifier* id = $4;
-               String_identifier *s = dynamic_cast<String_identifier*> (id);
-               Real_identifier *r= dynamic_cast<Real_identifier*>(id);
-               int_identifier *i = dynamic_cast<int_identifier*> (id);
-       
-               String str;
-               if (s) str = *s->access_content_String (false); 
-               if (i) str = to_str (*i->access_content_int (false));
-               if (r) str = to_str (*r->access_content_Real (false));
-               if (!s && !i && !r)
-                       THIS->parser_error (_("Wrong type for property value"));
-
-               delete $4;
-               /* ugh*/
-               Translator_group * tr = dynamic_cast<Translator_group*>($$);
-               tr->set_property (*$2, str);
+       | 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 NAME STRING semicolon {
-               $$->type_str_ = *$3;
-               delete $3;
+       | translator_spec_body STRING REVERT embedded_scm  {
+         unsmob_translator_def ($$)->add_pop_property (
+               scm_string_to_symbol ($2), $4);
        }
-       | translator_spec_body CONSISTS STRING semicolon {
-               dynamic_cast<Translator_group*> ($$)-> set_element (*$3, true);
-               delete $3;
+       | translator_spec_body NAME STRING  {
+               unsmob_translator_def ($$)->type_name_ = $3;
        }
-       | translator_spec_body CONSISTSEND STRING semicolon {
-               dynamic_cast<Translator_group*> ($$)-> set_element (*$3, true);
-               delete $3;
+       | translator_spec_body CONSISTS STRING  {
+               unsmob_translator_def ($$)->add_element ($3);
        }
-       | translator_spec_body ACCEPTS STRING semicolon {
-               dynamic_cast<Translator_group*> ($$)-> set_acceptor (*$3, true);
-               delete $3;
+       | translator_spec_body ALIAS STRING  {
+               Translator_def*td = unsmob_translator_def ($$);
+               td->type_aliases_ = gh_cons ($3, td->type_aliases_);
        }
-       | translator_spec_body REMOVE STRING semicolon {
-               dynamic_cast<Translator_group*> ($$)-> set_element (*$3, false);
-               delete $3;
+       | translator_spec_body ELEMENTDESCRIPTIONS embedded_scm {
+               for (SCM p = $3; gh_pair_p (p); p = gh_cdr (p))
+                       unsmob_translator_def ($$)
+                       ->add_property_assign (scm_symbol_to_string (gh_caar (p)), gh_cdar (p));
+
+       }
+       | translator_spec_body CONSISTSEND STRING  {
+               unsmob_translator_def ($$)->add_last_element ( $3);
+       }
+       | translator_spec_body ACCEPTS STRING  {
+               unsmob_translator_def ($$)->set_acceptor ($3,true);
+       }
+       | translator_spec_body DENIES STRING  {
+               unsmob_translator_def ($$)->set_acceptor ($3,false);
+       }
+       | translator_spec_body REMOVE STRING  {
+               unsmob_translator_def ($$)->remove_element ($3);
        }
        ;
 
@@ -515,31 +499,38 @@ translator_spec_body:
        SCORE
 */
 score_block:
-       SCORE { THIS->remember_spot ();
+       SCORE { 
+               THIS->remember_spot ();
        }
        /*cont*/ '{' score_body '}'     {
+               THIS->pop_spot ();
                $$ = $4;
-               $$->set_spot (THIS->pop_spot ());
                if (!$$->def_p_arr_.size ())
-                       $$->add_output (THIS->default_paper_p ());
-
+               {
+                 Music_output_def *id =
+                       unsmob_music_output_def (THIS->lexer_p_->lookup_identifier ("$defaultpaper"));
+                 $$->add_output (id ? id->clone () :  new Paper_def );
+               }
        }
        ;
 
-score_body:            {
+score_body:
+       Music   {
                $$ = new Score;
+       
+               $$->set_spot (THIS->here_input ());
+               SCM m = $1->self_scm ();
+               scm_unprotect_object (m);
+               $$->music_ = m;
        }
        | SCORE_IDENTIFIER {
-               $$ = $1->access_content_Score (true);
+               $$ = new Score (*unsmob_score ($1));
+               $$->set_spot (THIS->here_input ());
        }
-       | score_body mudela_header      {
+       | score_body lilypond_header    {
+               scm_unprotect_object ($2->self_scm ()); 
                $$->header_p_ = $2;
        }
-       | score_body Music      {
-               if ($$->music_p_)
-                       $2->warning (_ ("More than one music block"));  
-               $$->music_p_ = $2;
-       }
        | score_body output_def {
                $$->add_output ($2);
        }
@@ -548,173 +539,97 @@ score_body:              {
        }
        ;
 
-output_def:
-       paper_block {
-               $$ = $1;
-       }
-       |  midi_block           {
-               $$= $1;
-       }
-       ;
-
-intastint_list:
-       /* */   { $$ =new Array<int>; }
-       | intastint_list int '*' int    {
-               $$->push ($2); $$->push ($4);
-       }
-       | intastint_list int    {
-               $$->push ($2); $$->push (1);
-       }
-       ;       
-
 
 /*
-       PAPER
+       MIDI
 */
-paper_block:
-       PAPER '{' paper_def_body '}'    { 
-               $$ = $3;
-               THIS-> lexer_p_->scope_l_arr_.pop ();
+output_def:
+       music_output_def_body '}' {
+               $$ = $1;
+               THIS-> lexer_p_-> scope_l_arr_.pop ();
        }
        ;
 
+music_output_def_body:
+       MIDI '{'    {
+          Music_output_def *id = unsmob_music_output_def (THIS->lexer_p_->lookup_identifier ("$defaultmidi"));
 
-optional_dot:
-       /* empty */
-       | '.'
-       ;
-
-paper_def_body:
-       /* empty */                     {
-               Paper_def *p = THIS->default_paper_p ();
+               
+        Midi_def* p =0;
+       if (id)
+               p = dynamic_cast<Midi_def*> (id->clone ());
+       else
+               p = new Midi_def;
+
+        $$ = p;
+        THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
+       }
+       | PAPER '{'     {
+               Music_output_def *id = unsmob_music_output_def (THIS->lexer_p_->lookup_identifier ("$defaultpaper"));
+                 Paper_def *p = 0;
+               if (id)
+                       p = dynamic_cast<Paper_def*> (id->clone ());
+               else
+                       p = new Paper_def;
                THIS-> lexer_p_-> scope_l_arr_.push (p->scope_p_);
                $$ = p;
        }
-       | PAPER_IDENTIFIER      {
-               Paper_def *p = $1->access_content_Paper_def (true);
+       | PAPER '{' MUSIC_OUTPUT_DEF_IDENTIFIER         {
+               Music_output_def *p = unsmob_music_output_def ($3);
+               p = p->clone ();
                THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
                $$ = p;
        }
-       | paper_def_body int '=' FONT STRING            { // ugh, what a syntax
-               Lookup * l = new Lookup;
-               l->font_name_ = *$5;
-               delete $5;
-               $$->set_lookup ($2, l);
-       }
-       | paper_def_body assignment semicolon {
+       | MIDI '{' MUSIC_OUTPUT_DEF_IDENTIFIER  {
+               Music_output_def *p = unsmob_music_output_def ($3);
+               p = p->clone ();
 
+               THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
+               $$ = p;
        }
-       | paper_def_body translator_spec_block {
-               $$->assign_translator ($2);
-       }
-       | paper_def_body SHAPE '=' shape_array semicolon {
-               $$->shape_int_a_ = *$4;
-               delete $4;
-       }
-       | paper_def_body error {
-
-       }
-       ;
-
-
-real:
-       real_expression         { $$ = $1; }
-       ;
-
-
-real_with_dimension:
-       REAL CM_T       {
-               $$ = $1 CM;
-       }
-       | REAL PT_T     {
-               $$ = $1 PT;
-       }
-       | REAL IN_T     {
-               $$ = $1 INCH;
-       }
-       | REAL MM_T     {
-               $$ = $1 MM;
-       }
-       ;
-
-real_expression:
-       REAL            {
-               $$ = $1;
-       }
-       | real_with_dimension
-       | REAL_IDENTIFIER               {
-               $$= *$1->access_content_Real (false);
-       }
-       | '-'  real_expression %prec UNARY_MINUS {
-               $$ = -$2;
-       }
-       | real_expression '*' real_expression {
-               $$ = $1 * $3;
-       }
-       | real_expression '/' real_expression {
-               $$ = $1 / $3;
-       }
-       | real_expression '+' real_expression {
-               $$ = $1  + $3;
-       }
-       | real_expression '-' real_expression {
-               $$ = $1 - $3;
-       }
-       | '(' real_expression ')'       {
-               $$ = $2;
-       }
-       ;
-               
-
-shape_array:
-       /* empty */ {
-               $$ = new Array<Interval>;
-       }
-       | shape_array real real {
-               $$->push(Interval($2, $2 + $3));
-       };
-
-/*
-       MIDI
-*/
-midi_block:
-       MIDI
+       | music_output_def_body assignment  {
 
-       '{' midi_body '}'       { $$ = $3; }
-       ;
-
-midi_body: /* empty */                 {
-               $$ = THIS->default_midi_p ();
        }
-       | MIDI_IDENTIFIER       {
-               $$ = $1-> access_content_Midi_def (true);
+       | music_output_def_body translator_spec_block   {
+               $$->assign_translator ($2);
        }
-       | midi_body translator_spec_block       {
-               $$-> assign_translator ($2);
+       | music_output_def_body STYLESHEET embedded_scm {
+               dynamic_cast<Paper_def*> ($$)-> style_sheet_ = $3;
        }
-       | midi_body tempo_request semicolon {
-               $$->set_tempo ($2->dur_.length_mom (), $2->metronome_i_);
-               delete $2;
+       | music_output_def_body tempo_request  {
+               /*
+                       junk this ? there already is tempo stuff in
+                       music.
+               */
+               int m = gh_scm2int ( $2->get_mus_property ("metronome-count"));
+               Duration *d = unsmob_duration ($2->get_mus_property ("duration"));
+               dynamic_cast<Midi_def*> ($$)->set_tempo (d->length_mom (), m);
        }
-       | midi_body error {
+       | music_output_def_body error {
 
        }
        ;
 
 tempo_request:
-       TEMPO steno_duration '=' unsigned       {
+       TEMPO steno_duration '=' bare_unsigned  {
                $$ = new Tempo_req;
-               $$->dur_ = *$2;
-               delete $2;
-               $$-> metronome_i_ = $4;
+               $$->set_mus_property ("duration", $2);
+               $$->set_mus_property ("metronome-count", gh_int2scm ( $4));
        }
        ;
 
 Music_list: /* empty */ {
-               $$ = new Music_list;
+               $$ = gh_cons (SCM_EOL, SCM_EOL);
        }
        | Music_list Music {
-               $$->add_music ($2);
+               SCM s = $$;
+               SCM c = gh_cons ($2->self_scm (), SCM_EOL);
+               scm_unprotect_object ($2->self_scm ()); /* UGH */
+               if (gh_pair_p (gh_cdr (s)))
+                       gh_set_cdr_x (gh_cdr (s), c); /* append */
+               else
+                       gh_set_car_x (s, c); /* set first cons */
+               gh_set_cdr_x (s, c) ;  /* remember last cell */ 
        }
        | Music_list error {
        }
@@ -732,6 +647,7 @@ Alternative_music:
        }
        | ALTERNATIVE Music_sequence {
                $$ = $2;
+               $2->set_spot (THIS->here_input ());
        }
        ;
 
@@ -739,65 +655,134 @@ Alternative_music:
 
 
 Repeated_music:
-       REPEAT STRING unsigned Music Alternative_music
+       REPEAT string bare_unsigned Music Alternative_music
        {
-               Music_sequence* m = dynamic_cast <Music_sequence*> ($5);
+               Music_sequence* alts = dynamic_cast <Music_sequence*> ($5);
+               if (alts && $3 < alts->length_i ())
+                       $5->origin ()->warning (_ ("More alternatives than repeats.  Junking excess alternatives."));
+               Music *beg = $4;
+               int times = $3;
+
+               Repeated_music * r = new Repeated_music (SCM_EOL);
+
+               if (beg)
+                       {
+                       r-> set_mus_property ("body", beg->self_scm ());
+                       scm_unprotect_object (beg->self_scm ());
+                       }
+               r->set_mus_property ("repeat-count", gh_int2scm (times >? 1));
+
+               if (alts)
+                       {
+                       alts->truncate (times);
+                       r-> set_mus_property ("alternatives", alts->self_scm ());
+                       scm_unprotect_object (alts->self_scm ());  
+                       }
+               SCM func = scm_eval2 (ly_symbol2scm ("repeat-name-to-ctor"), SCM_EOL);
+               SCM result = gh_call1 (func, $2);
 
-               New_repeated_music * r = new New_repeated_music ($4, $3 >? 1, m);
+               set_music_properties (r, result);
+
+               r->set_spot (*$4->origin ());
                $$ = r;
-               r->fold_b_ = (*$2 == "fold");
-               r->semi_fold_b_ =  (*$2 == "semi");
-               delete $2;
        }
        ;
 
 Music_sequence: '{' Music_list '}'     {
-               $$ = new Music_sequence ($2);
+               $$ = new Music_sequence (SCM_EOL);
+               $$->set_mus_property ("elements", gh_car ($2));
        }
        ;
 
-Sequential_music: '{' Music_list '}'           {
-               $$ = new Sequential_music ($2);
+Sequential_music:
+       SEQUENTIAL '{' Music_list '}'           {
+               $$ = new Sequential_music (SCM_EOL);
+               $$->set_mus_property ("elements", gh_car ($3));
+       }
+       | '{' Music_list '}'            {
+               $$ = new Sequential_music (SCM_EOL);
+               $$->set_mus_property ("elements", gh_car ($2));
        }
        ;
 
-Simultaneous_music: '<' Music_list '>' {
-               $$ = new Simultaneous_music ($2);
+Simultaneous_music:
+       SIMULTANEOUS '{' Music_list '}'{
+               $$ = new Simultaneous_music (SCM_EOL);
+               $$->set_mus_property ("elements", gh_car ($3));
+
+       }
+       | '<' Music_list '>'    {
+               $$ = new Simultaneous_music (SCM_EOL);
+               $$->set_mus_property ("elements", gh_car ($2));
        }
        ;
 
 Simple_music:
        request_chord           { $$ = $1; }
-       | MUSIC_IDENTIFIER { $$ = $1->access_content_Music (true); }
-       | property_def
-       | translator_change
-       | Simple_music '*' unsigned '/' unsigned        {
-               /* urg */
-               $$ = new Time_scaled_music ($3, $5, $1);
+       | OUTPUTPROPERTY embedded_scm embedded_scm '=' embedded_scm     {
+               SCM pred = $2;
+               if (!gh_symbol_p ($3))
+               {
+                       THIS->parser_error (_ ("Second argument must be a symbol")); 
+               }
+               /*hould check # args */
+               if (!gh_procedure_p (pred))
+               {
+                       THIS->parser_error (_ ("First argument must be a procedure taking 1 argument"));
+               }
+
+               Music *m = new Music (SCM_EOL);
+               m->set_mus_property ("predicate", pred);
+               m->set_mus_property ("symbol", $3);
+               m->set_mus_property ("value",  $5);
+               m->set_mus_property ("iterator-ctor",
+               Output_property_music_iterator::constructor_cxx_function);
+
+               $$ = m;
        }
-       | Simple_music '*' unsigned              {
-               $$ = new Time_scaled_music ($3, 1, $1);
+       | MUSIC_IDENTIFIER {
+               $$ = unsmob_music ($1)->clone ();
        }
+       | property_def
+       | translator_change
        ;
 
 
 Composite_music:
        CONTEXT STRING Music    {
-               Context_specced_music *csm =  new Context_specced_music ($3);
+               Context_specced_music *csm =  new Context_specced_music (SCM_EOL);
+               csm->set_mus_property ("element", $3->self_scm ());
+               scm_unprotect_object ($3->self_scm ());
 
-               csm->translator_type_str_ = *$2;
-               csm->translator_id_str_ = "";
-               delete $2;
+               csm->set_mus_property ("context-type",$2);
+               csm->set_mus_property ("context-id", ly_str02scm (""));
 
                $$ = csm;
        }
-       | CONTEXT STRING '=' STRING Music {
-               Context_specced_music *csm =  new Context_specced_music ($5);
+       | AUTOCHANGE STRING Music       {
+               Music * chm = new Music_wrapper (SCM_EOL);
+               chm->set_mus_property ("element", $3->self_scm ());
+               chm->set_mus_property ("iterator-ctor", Auto_change_iterator::constructor_cxx_function);
+
+               scm_unprotect_object ($3->self_scm ());
+               chm->set_mus_property ("what", $2); 
+
+               $$ = chm;
+               chm->set_spot (*$3->origin ());
+       }
+       | GRACE Music {
+               $$ = new Grace_music (SCM_EOL);
+               $$->set_mus_property ("element", $2->self_scm ());
+               scm_unprotect_object ($2->self_scm ());
+
+       }
+       | CONTEXT string '=' string Music {
+               Context_specced_music *csm =  new Context_specced_music (SCM_EOL);
+               csm->set_mus_property ("element", $5->self_scm ());
+               scm_unprotect_object ($5->self_scm ());
 
-               csm->translator_type_str_ = *$2;
-               csm->translator_id_str_ = *$4;
-               delete $2;
-               delete $4;
+               csm->set_mus_property ("context-type", $2);
+               csm->set_mus_property ("context-id", $4);
 
                $$ = csm;
        }
@@ -805,22 +790,52 @@ Composite_music:
                THIS->remember_spot ();
        }
        /* CONTINUED */ 
-               unsigned '/' unsigned Music     
+               bare_unsigned '/' bare_unsigned Music   
 
        {
-               $$ = new Time_scaled_music ($3, $5, $6);
+               int n = $3; int d = $5;
+               Music *mp = $6;
+               $$ = new Time_scaled_music (SCM_EOL);
                $$->set_spot (THIS->pop_spot ());
+
+
+               $$->set_mus_property ("element", mp->self_scm ());
+               scm_unprotect_object (mp->self_scm ());
+               $$->set_mus_property ("numerator", gh_int2scm (n));
+               $$->set_mus_property ("denominator", gh_int2scm (d));
+               $$->compress (Moment (n,d));
+
        }
        | Repeated_music                { $$ = $1; }
        | Simultaneous_music            { $$ = $1; }
        | Sequential_music              { $$ = $1; }
-       | TRANSPOSE musical_pitch Music {
-               $$ = new Transposed_music ($3, *$2);
-               delete $2;
+       | TRANSPOSE pitch Music {
+               $$ = new Transposed_music (SCM_EOL);
+               Music *p = $3;
+               Pitch pit = *unsmob_pitch ($2);
+
+               p->transpose (pit);
+               $$->set_mus_property ("element", p->self_scm ());
+               scm_unprotect_object (p->self_scm ());
        }
        | TRANSPOSE steno_tonic_pitch Music {
-               $$ = new Transposed_music ($3, *$2);
-               delete $2;
+               $$ = new Transposed_music (SCM_EOL);
+               Music *p = $3;
+               Pitch pit = *unsmob_pitch ($2);
+
+               p->transpose (pit);
+               $$->set_mus_property ("element", p->self_scm ());
+               scm_unprotect_object (p->self_scm ());
+       
+       }
+       | APPLY embedded_scm Music  {
+               SCM ret = gh_call1 ($2, $3->self_scm ());
+               Music *m = unsmob_music (ret);
+               if (!m) {
+                       THIS->parser_error ("\\apply must return a Music");
+                       m = new Music (SCM_EOL);
+                       }
+               $$ = m;
        }
        | NOTES
                { THIS->lexer_p_->push_note_state (); }
@@ -832,7 +847,10 @@ Composite_music:
                { THIS->lexer_p_->push_chord_state (); }
        Music
                {
-                 $$ = $3;
+                 Music * chm = new Un_relativable_music ;
+                 chm->set_mus_property ("element", $3->self_scm ());
+                 $$ = chm;
+
                  THIS->lexer_p_->pop_state ();
        }
        | LYRICS
@@ -843,60 +861,167 @@ Composite_music:
                  THIS->lexer_p_->pop_state ();
        }
        | relative_music        { $$ = $1; }
+       | re_rhythmed_music     { $$ = $1; } 
+       | part_combined_music   { $$ = $1; } 
        ;
 
 relative_music:
-       RELATIVE absolute_musical_pitch Music {
-               $$ = new Relative_octave_music ($3, *$2);
-               delete $2;
+       RELATIVE absolute_pitch Music {
+               Music * p = $3;
+               Pitch pit = *unsmob_pitch ($2);
+               $$ = new Relative_octave_music (SCM_EOL);
+
+               $$->set_mus_property ("element", p->self_scm ());
+               scm_unprotect_object (p->self_scm ());
+
+               $$->set_mus_property ("last-pitch", p->to_relative_octave (pit).smobbed_copy ());
+
+       }
+       ;
+
+re_rhythmed_music:
+       ADDLYRICS Music Music {
+         Lyric_combine_music * l = new Lyric_combine_music (SCM_EOL);
+         l->set_mus_property ("music", $2->self_scm ());
+         l->set_mus_property ("lyrics", $3->self_scm ());
+         scm_unprotect_object ($3->self_scm ());
+         scm_unprotect_object ($2->self_scm ());
+         $$ = l;
+       }
+       ;
+
+part_combined_music:
+       PARTCOMBINE STRING Music Music {
+               Part_combine_music * p = new Part_combine_music (SCM_EOL);
+
+               p->set_mus_property ("what", $2);
+               p->set_mus_property ("one", $3->self_scm ());
+               p->set_mus_property ("two", $4->self_scm ());  
+
+               scm_unprotect_object ($3->self_scm ());
+               scm_unprotect_object ($4->self_scm ());  
+
+
+               $$ = p;
        }
        ;
 
 translator_change:
        TRANSLATOR STRING '=' STRING  {
-               Change_translator * t = new Change_translator;
-               t-> change_to_type_str_ = *$2;
-               t-> change_to_id_str_ = *$4;
+               Music * t = new Music (SCM_EOL);
+               t->set_mus_property ("iterator-ctor",
+                       Change_iterator::constructor_cxx_function);
+               t-> set_mus_property ("change-to-type", $2);
+               t-> set_mus_property ("change-to-id", $4);
 
                $$ = t;
                $$->set_spot (THIS->here_input ());
-               delete $2;
-               delete $4;
        }
        ;
 
 property_def:
-       PROPERTY STRING '.' STRING '=' scalar   {
-               Translation_property *t = new Translation_property;
+       PROPERTY STRING '.' STRING '='  scalar {
+               Music *t = new Music (SCM_EOL);
 
-               t-> var_str_ = *$4;
-               t-> value_ = *$6;
+               t->set_mus_property ("iterator-ctor",
+                       Property_iterator::constructor_cxx_function);
+               t->set_mus_property ("symbol", scm_string_to_symbol ($4));
+               t->set_mus_property ("value", $6);
+
+               Context_specced_music *csm = new Context_specced_music (SCM_EOL);
+
+               csm->set_mus_property ("element", t->self_scm ());
+               scm_unprotect_object (t->self_scm ());
 
-               Context_specced_music *csm = new Context_specced_music (t);
                $$ = csm;
                $$->set_spot (THIS->here_input ());
 
-               csm-> translator_type_str_ = *$2;
+               csm-> set_mus_property ("context-type", $2);
+       }
+       | PROPERTY STRING '.' STRING UNSET {
+               Music *t = new Music (SCM_EOL);
+
+               t->set_mus_property ("iterator-ctor",
+                       Property_unset_iterator::constructor_cxx_function);
+               t->set_mus_property ("symbol", scm_string_to_symbol ($4));
 
-               delete $2;
-               delete $4;
-               delete $6;
+               Context_specced_music *csm = new Context_specced_music (SCM_EOL);
+               csm->set_mus_property ("element", t->self_scm ());
+               scm_unprotect_object (t->self_scm ());
+
+               $$ = csm;
+               $$->set_spot (THIS->here_input ());
+
+               csm-> set_mus_property ("context-type", $2);
+       }
+       | PROPERTY STRING '.' STRING SET embedded_scm '=' embedded_scm {
+               Music *t = new Music (SCM_EOL);
+               t->set_mus_property ("iterator-ctor",
+                       Push_property_iterator::constructor_cxx_function);
+               t->set_mus_property ("symbols", scm_string_to_symbol ($4));
+               t->set_mus_property ("pop-first", SCM_BOOL_T);
+               t->set_mus_property ("grob-property", $6);
+               t->set_mus_property ("grob-value", $8);
+               Context_specced_music *csm = new Context_specced_music (SCM_EOL);
+               csm->set_mus_property ("element", t->self_scm ());
+               scm_unprotect_object (t->self_scm ());
+               $$ = csm;
+               $$->set_spot (THIS->here_input ());
+
+               csm-> set_mus_property ("context-type", $2);
+       }
+       | PROPERTY STRING '.' STRING OVERRIDE embedded_scm '=' embedded_scm {
+               Music *t = new Music (SCM_EOL);
+               t->set_mus_property ("iterator-ctor",
+                       Push_property_iterator::constructor_cxx_function);
+               t->set_mus_property ("symbols", scm_string_to_symbol ($4));
+               t->set_mus_property ("grob-property", $6);
+               t->set_mus_property ("grob-value", $8);
+               Context_specced_music *csm = new Context_specced_music (SCM_EOL);
+               csm->set_mus_property ("element", t->self_scm ());
+               scm_unprotect_object (t->self_scm ());
+
+               $$ = csm;
+               $$->set_spot (THIS->here_input ());
+
+               csm-> set_mus_property ("context-type", $2);
+       }
+       | PROPERTY STRING '.' STRING REVERT embedded_scm {
+               Music *t = new Music (SCM_EOL);
+               t->set_mus_property ("iterator-ctor",
+                       Pop_property_iterator::constructor_cxx_function);
+               t->set_mus_property ("symbols", scm_string_to_symbol ($4));
+               t->set_mus_property ("grob-property", $6);
+
+               Context_specced_music *csm = new Context_specced_music (SCM_EOL);
+               csm->set_mus_property ("element", t->self_scm ());
+               scm_unprotect_object (t->self_scm ());
+
+               $$ = csm;
+               $$->set_spot (THIS->here_input ());
+
+               csm-> set_mus_property ("context-type", $2);
        }
        ;
 
 scalar:
-       string          { $$ = new Scalar (*$1); delete $1; }
-       | int           { $$ = new Scalar ($1); }
+       string          { $$ = $1; }
+       | bare_int      { $$ = gh_int2scm ($1); }
+       | embedded_scm  { $$ = $1; }
        ;
 
 
 request_chord:
        pre_requests simple_element post_requests       {
-               Music_sequence *l = dynamic_cast<Music_sequence*>($2);
-               for (int i=0; i < $1->size(); i++)
-                       l->add_music ($1->elem(i));
-               for (int i=0; i < $3->size(); i++)
-                       l->add_music ($3->elem(i));
+               Music_sequence *l = dynamic_cast<Music_sequence*> ($2);
+               if (l) {
+                       for (int i=0; i < $1->size (); i++)
+                               l->append_music ($1->elem (i));
+                       for (int i=0; i < $3->size (); i++)
+                               l->append_music ($3->elem (i));
+                       }
+               else
+                       programming_error ("Need Sequence to add music to");
                $$ = $2;
                
        }
@@ -905,22 +1030,101 @@ request_chord:
 
 command_element:
        command_req {
-               $$ = new Request_chord;
+               $$ = new Request_chord (SCM_EOL);
+               $$->set_mus_property ("elements", gh_cons ($1->self_scm (), SCM_EOL));
                $$-> set_spot (THIS->here_input ());
                $1-> set_spot (THIS->here_input ());
-               ((Simultaneous_music*)$$) ->add_music ($1);//ugh
+       }
+       | BAR STRING                    {
+               Music *t = new Music (SCM_EOL);
+
+               t->set_mus_property ("iterator-ctor",
+                       Property_iterator::constructor_cxx_function);
+               t->set_mus_property ("symbol", ly_symbol2scm ("whichBar"));
+               t->set_mus_property ("value", $2);
+
+               Context_specced_music *csm = new Context_specced_music (SCM_EOL);
+               csm->set_mus_property ("element", t->self_scm ());
+               scm_unprotect_object (t->self_scm ());
+
+               $$ = csm;
+               $$->set_spot (THIS->here_input ());
+
+               csm->set_mus_property ("context-type", ly_str02scm ("Score"));
+       }
+       | PARTIAL duration_length       {
+               Music * p = new Music (SCM_EOL);
+               p->set_mus_property ("symbol", ly_symbol2scm ( "measurePosition"));
+               p->set_mus_property ("iterator-ctor",
+                       Property_iterator::constructor_cxx_function);
+
+               Moment m = - unsmob_duration ($2)->length_mom ();
+               p->set_mus_property ("value", m.smobbed_copy ());
+
+               Context_specced_music * sp = new Context_specced_music (SCM_EOL);
+               sp->set_mus_property ("element", p->self_scm ());
+               scm_unprotect_object (p->self_scm ());
+
+               $$ =sp ;
+               sp-> set_mus_property ("context-type", ly_str02scm ( "Score"));
+       }
+       | CLEF STRING  {
+               SCM func = scm_eval2 (ly_symbol2scm ("clef-name-to-properties"), SCM_EOL);
+               SCM result = gh_call1 (func, $2);
+
+               SCM l = SCM_EOL;
+               for (SCM s = result ; gh_pair_p (s); s = gh_cdr (s)) {
+                       Music * p = new Music (SCM_EOL);
+                       set_music_properties (p, gh_car (s));
+                       l = gh_cons (p->self_scm (), l);
+                       scm_unprotect_object (p->self_scm ());
+               }
+               Sequential_music * seq = new Sequential_music (SCM_EOL);
+               seq->set_mus_property ("elements", l);
+
+               Context_specced_music * sp = new Context_specced_music (SCM_EOL);
+               sp->set_mus_property ("element", seq->self_scm ());
+               scm_unprotect_object (seq->self_scm ());
+
+               $$ =sp ;
+               sp-> set_mus_property ("context-type", ly_str02scm ("Staff"));
+       }
+       | TIME_T bare_unsigned '/' bare_unsigned  {
+               Music * p = new Music (SCM_EOL);
+               p->set_mus_property ("symbol",
+                       ly_symbol2scm ( "timeSignatureFraction"));
+               p->set_mus_property ("iterator-ctor",
+                       Property_iterator::constructor_cxx_function);
+
+               p->set_mus_property ("value", gh_cons (gh_int2scm ($2),
+                                                       gh_int2scm ($4)));
+
+               Context_specced_music * sp = new Context_specced_music (SCM_EOL);
+               sp->set_mus_property ("element", p->self_scm ());
+               scm_unprotect_object (p->self_scm ());
+
+               $$ = sp;
+
+/*
+ TODO: should make alias TimingContext for Score
+*/
+
+               sp-> set_mus_property ("context-type", ly_str02scm ( "Score"));
        }
        ;
 
 command_req:
-       abbrev_command_req
-       | verbose_command_req semicolon { $$ = $1; }
+       shorthand_command_req   { $$ = $1; }
+       | verbose_command_req   { $$ = $1; }
        ;
 
-abbrev_command_req:
+shorthand_command_req:
        extender_req {
                $$ = $1;
        }
+       | hyphen_req {
+               $$ = $1;
+       }
        | '|'                           {
                $$ = new Barcheck_req;
        }
@@ -929,89 +1133,71 @@ abbrev_command_req:
        }
        | '['           {
                Span_req*b= new Span_req;
-               b->span_dir_ = START;
-               b->span_type_str_ = "beam";
+               b->set_span_dir (START);
+               b->set_mus_property ("span-type", ly_str02scm ("beam"));
                $$ =b;
        }
        | ']'           {
                Span_req*b= new Span_req;
-               b->span_dir_ = STOP;
-               b->span_type_str_ = "beam";
+               b->set_span_dir ( STOP);
+               b->set_mus_property ("span-type", ly_str02scm ("beam"));
                $$ = b;
        }
+       | BREATHE {
+               $$ = new Breathing_sign_req;
+       }
        ;
 
 
 verbose_command_req:
-       BAR STRING                      {
-               $$ = new Bar_req (*$2);
-               delete $2;
-       }
-       | MARK STRING {
-               $$ = new Mark_req (*$2);
-               delete $2;
+       COMMANDSPANREQUEST bare_int STRING { /*TODO: junkme */
+               Span_req * sp_p = new Span_req;
+               sp_p-> set_span_dir ( Direction ($2));
+               sp_p->set_mus_property ("span-type",$3);
+               sp_p->set_spot (THIS->here_input ());
+               $$ = sp_p;
        }
-       | MARK unsigned {
-               $$ = new Mark_req (to_str ($2));
+       | MARK DEFAULT  {
+               Mark_req * m = new Mark_req;
+               $$ = m;
        }
-       | TIME_T unsigned '/' unsigned  {
-               Time_signature_change_req *m = new Time_signature_change_req;
-               m->beats_i_ = $2;
-               m->one_beat_i_=$4;
+       | MARK scalar {
+               Mark_req *m = new Mark_req;
+               m->set_mus_property ("label", $2);
                $$ = m;
+
        }
-       | PENALTY int   {
+       | PENALTY SCM_T         {
+
+               
                Break_req * b = new Break_req;
-               b->penalty_i_ = $2;
-               b-> set_spot (THIS->here_input ());
+               SCM s = $2;
+               if (!gh_number_p (s))
+                       s  =gh_int2scm (0);
+
+               b->set_mus_property ("penalty", s);
+               b->set_spot (THIS->here_input ());
                $$ = b;
        }
        | SKIP duration_length {
                Skip_req * skip_p = new Skip_req;
-               skip_p->duration_ = *$2;
-               delete $2;
+               skip_p->set_mus_property ("duration", $2);
+
                $$ = skip_p;
        }
        | tempo_request {
                $$ = $1;
        }
-       | CADENZA unsigned      {
-               $$ = new Cadenza_req ($2);
-       }
-       | PARTIAL duration_length       {
-               $$ = new Partial_measure_req ($2->length_mom ());
-               delete $2;
-       }
-       | CLEF STRING {
-               $$ = new Clef_change_req (*$2);
-               delete $2;
-       }
-       | KEY NOTENAME_PITCH optional_modality  {
+       | KEY DEFAULT {
                Key_change_req *key_p= new Key_change_req;
-               key_p->pitch_arr_.push(*$2);
-               key_p->ordinary_key_b_ = true;
-               key_p->modality_i_ = $3;
                $$ = key_p;
-               delete $2;
        }
-       | KEYSIGNATURE pitch_list {
+       | KEY NOTENAME_PITCH SCM_IDENTIFIER     {
                Key_change_req *key_p= new Key_change_req;
-               key_p->pitch_arr_ = *$2;
-               key_p->ordinary_key_b_ = false;
-               $$ = key_p;
-               delete $2;
-       }
-       | GROUPING intastint_list  {
-                 Measure_grouping_req * mr_p = new Measure_grouping_req;
-                 for (int i=0; i < $2->size();) 
-                   {
-                     mr_p->elt_length_arr_.push (Moment (1, $2->elem(i++)));
-                     mr_p->beat_i_arr_.push ($2->elem(i++));
-                   }
-
-
-               $$ = mr_p;
-               delete $2;
+               
+               key_p->set_mus_property ("pitch-alist", $3);
+ ((Music* )key_p)->transpose (* unsmob_pitch ($2));
+               $$ = key_p; 
        }
        ;
 
@@ -1036,67 +1222,72 @@ request_that_take_dir:
        gen_text_def
        | verbose_request
        | script_abbreviation {
-               Identifier*i = THIS->lexer_p_->lookup_identifier ("dash-" + *$1);
+               SCM s = THIS->lexer_p_->lookup_identifier ("dash-" + ly_scm2string ($1));
                Articulation_req *a = new Articulation_req;
-               a->articulation_str_ = *i->access_content_String (false);
-               delete $1;
+               if (gh_string_p (s))
+                       a->set_mus_property ("articulation-type", s);
+               else THIS->parser_error (_ ("Expecting string as script definition"));
                $$ = a;
        }
        ;
 
 request_with_dir:
        script_dir request_that_take_dir        {
-               if (G_script_req * gs = dynamic_cast<G_script_req*> ($2))
-                       gs->dir_ = Direction ($1);
+               if (Script_req * gs = dynamic_cast<Script_req*> ($2))
+                       gs->set_direction (Direction ($1));
                else if ($1)
-                       $2->warning ("Can't specify direction for this request");
+                       $2->origin ()->warning (_ ("Can't specify direction for this request"));
                $$ = $2;
        }
        ;
        
 verbose_request:
        REQUEST_IDENTIFIER      {
-               $$ = (Request*)$1->access_content_Request (true);
+               $$ = dynamic_cast<Request*> (unsmob_music ($1)->clone ());
                $$->set_spot (THIS->here_input ());
        }
-       | TEXTSCRIPT STRING STRING      {
-               Text_script_req *ts_p = new Text_script_req;
-               ts_p-> text_str_ = *$2;
-               ts_p-> style_str_ = *$3;
-               ts_p->set_spot (THIS->here_input ());
-               delete $3;
-               delete $2;
-               $$ = ts_p;
-       }
-       | SPANREQUEST int STRING {
+       | DYNAMICSCRIPT embedded_scm {
+               /*
+                       TODO: junkme, use text-type == dynamic
+               */
+               Text_script_req *d = new Text_script_req;
+               d->set_mus_property ("text-type" , ly_symbol2scm ("dynamic"));
+               d->set_mus_property ("text", $2);
+               d->set_spot (THIS->here_input ());
+               $$ = d;
+       }
+       | SPANREQUEST bare_int STRING {
                Span_req * sp_p = new Span_req;
-               sp_p-> span_dir_  = Direction($2);
-               sp_p->span_type_str_ = *$3;
+               sp_p->set_span_dir ( Direction ($2));
+               sp_p->set_mus_property ("span-type", $3);
                sp_p->set_spot (THIS->here_input ());
                $$ = sp_p;
        }
-       | abbrev_type   {
-               Abbreviation_req* a = new Abbreviation_req;
-               a->set_spot (THIS->here_input ());
-               a->type_i_ = $1;
-               $$ = a;
-       }
+       | tremolo_type  {
+               Tremolo_req* a = new Tremolo_req;
+               a->set_spot (THIS->here_input ());
+               a->set_mus_property ("tremolo-type", gh_int2scm ($1));
+               $$ = a;
+        }
        | SCRIPT STRING         { 
                Articulation_req * a = new Articulation_req;
-               a->articulation_str_ = *$2;
+               a->set_mus_property ("articulation-type", $2);
                a->set_spot (THIS->here_input ());
                $$ = a;
-               delete $2;
        }
-       ;
-
-optional_modality:
-       /* empty */     {
-               $$ = 0;
-       }
-       | int   {
-               $$ = $1;
+       /*
+duh, junk this syntax from the parser, if possible. 
+       */
+       | ARPEGGIO {
+               Arpeggio_req *a = new Arpeggio_req;
+               a->set_spot (THIS->here_input ());
+               $$ = a;
        }
+       | GLISSANDO {
+               Glissando_req *g = new Glissando_req;
+               g->set_spot /* No pun intended */ (THIS->here_input ());
+               $$ = g;
+       }       
        ;
 
 sup_quotes:
@@ -1117,93 +1308,118 @@ sub_quotes:
        }
        ;
 
-steno_musical_pitch:
+steno_pitch:
        NOTENAME_PITCH  {
                $$ = $1;
        }
        | NOTENAME_PITCH sup_quotes     {
-               $$ = $1;
-               $$->octave_i_ +=  $2;
+               Pitch p = *unsmob_pitch ($1);
+               p.octave_i_ +=  $2;
+               $$ = p.smobbed_copy ();
        }
        | NOTENAME_PITCH sub_quotes      {
-               $$ = $1;
-               $$->octave_i_ += - $2;
+               Pitch p =* unsmob_pitch ($1);
+
+               p.octave_i_ +=  -$2;
+               $$ = p.smobbed_copy ();
+
        }
        ;
 
+/*
+ugh. duplication
+*/
+
 steno_tonic_pitch:
        TONICNAME_PITCH {
                $$ = $1;
        }
        | TONICNAME_PITCH sup_quotes    {
-               $$ = $1;
-               $$->octave_i_ +=  $2;
+               Pitch p = *unsmob_pitch ($1);
+               p.octave_i_ +=  $2;
+               $$ = p.smobbed_copy ();
        }
        | TONICNAME_PITCH sub_quotes     {
-               $$ = $1;
-               $$->octave_i_ += - $2;
+               Pitch p =* unsmob_pitch ($1);
+
+               p.octave_i_ +=  -$2;
+               $$ = p.smobbed_copy ();
+
        }
        ;
 
-explicit_musical_pitch:
-       MUSICAL_PITCH '{' int_list '}'  {/* ugh */
-               Array<int> &a = *$3;
-               ARRAY_SIZE(a,3);
-               $$ = new Musical_pitch;
-               $$->octave_i_ = a[0];
-               $$->notename_i_ = a[1];
-               $$->accidental_i_ = a[2];
-               delete &a;
+pitch:
+       steno_pitch {
+               $$ = $1;
+       }
+       | explicit_pitch {
+               $$ = $1;
        }
        ;
 
-musical_pitch:
-       steno_musical_pitch
-       | explicit_musical_pitch
+explicit_pitch:
+       PITCH embedded_scm {
+               $$ = $2;
+               if (!unsmob_pitch ($2)) {
+                       THIS->parser_error (_f ("Expecting musical-pitch value", 3));
+                        $$ = Pitch ().smobbed_copy ();
+               }
+       }
        ;
 
 explicit_duration:
-       DURATION '{' int_list '}'       {
-               $$ = new Duration;
-               Array<int> &a = *$3;
-               ARRAY_SIZE(a,2);
-                       
-               $$-> durlog_i_ = a[0];
-               $$-> dots_i_ = a[1];
-
-               delete &a;              
+       DURATION embedded_scm   {
+               $$ = $2;
+               if (!unsmob_duration ($2))
+               {
+                       THIS->parser_error (_ ("Must have duration object"));
+                       $$ = Duration ().smobbed_copy ();
+               }
        }
        ;
 
 extender_req:
        EXTENDER {
                if (!THIS->lexer_p_->lyric_state_b ())
-                       THIS->parser_error (_ ("have to be in Lyric mode for lyrics"));
+                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
                $$ = new Extender_req;
        }
        ;
 
+hyphen_req:
+       HYPHEN {
+               if (!THIS->lexer_p_->lyric_state_b ())
+                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
+               $$ = new Hyphen_req;
+       }
+       ;
+
 close_request:
        close_request_parens {
                $$ = $1;
-               dynamic_cast<Span_req*> ($$)->span_dir_ = START;
+               dynamic_cast<Span_req*> ($$)->set_span_dir ( START);
        }
        
 close_request_parens:
        '('     {
                Span_req* s= new Span_req;
                $$ = s;
-               s->span_type_str_ = "slur";
+               s->set_mus_property ("span-type", ly_str02scm ( "slur"));
+       }
+       | E_OPEN        {
+               Span_req* s= new Span_req;
+               $$ = s;
+               s->set_mus_property ("span-type", ly_str02scm ( "phrasing-slur"));
        }
        | E_SMALLER {
                Span_req*s =new Span_req;
                $$ = s;
-               s->span_type_str_ = "crescendo";
+               s->set_mus_property ("span-type", ly_str02scm ( "crescendo"));
        }
        | E_BIGGER {
                Span_req*s =new Span_req;
                $$ = s;
-               s->span_type_str_ = "decrescendo";
+               s->set_mus_property ("span-type", ly_str02scm ("decrescendo"));
        }
        ;
 
@@ -1211,58 +1427,71 @@ close_request_parens:
 open_request:
        open_request_parens {
                $$ = $1;
-               dynamic_cast<Span_req*> ($$)->span_dir_ = STOP;
+               dynamic_cast<Span_req*> ($$)->set_span_dir (STOP);
        }
        ;
 
 open_request_parens:
        E_EXCLAMATION   {
                Span_req *s =  new Span_req;
-               s->span_type_str_ = "crescendo";
+               s->set_mus_property ("span-type", ly_str02scm ( "crescendo"));
+
                $$ = s;
        }
        | ')'   {
                Span_req* s= new Span_req;
                $$ = s;
-               s->span_type_str_ = "slur";
+               s->set_mus_property ("span-type", ly_str02scm ( "slur"));
+       }
+       | E_CLOSE       {
+               Span_req* s= new Span_req;
+               $$ = s;
+               s->set_mus_property ("span-type", ly_str02scm ( "phrasing-slur"));
        }
        ;
 
 gen_text_def:
-       string {
-               Text_script_req *t  = new Text_script_req;
+       embedded_scm {
+               Text_script_req *t = new Text_script_req;
+               t->set_mus_property ("text", $1);
+               t->set_spot (THIS->here_input ());
+               $$ = t;
+       }
+       | string {
+               Text_script_req *t = new Text_script_req;
+               t->set_mus_property ("text", $1);
+               t->set_spot (THIS->here_input ());
                $$ = t;
-               t->text_str_ = *$1;
-               delete $1;
-               $$->set_spot (THIS->here_input ());
        }
        | DIGIT {
-               Text_script_req* t  = new Text_script_req;
+               String ds = to_str ($1);
+               Text_script_req* t = new Text_script_req;
+
+               t->set_mus_property ("text",  ly_str02scm (ds.ch_C ()));
+               t->set_mus_property ("text-type" , ly_symbol2scm ("finger"));
+               t->set_spot (THIS->here_input ());
                $$ = t;
-               t->text_str_ = to_str ($1);
-               t->style_str_ = "finger";
-               $$->set_spot (THIS->here_input ());
        }
        ;
 
 script_abbreviation:
        '^'             {
-               $$ = new String ("hat");
+               $$ = gh_str02scm ("hat");
        }
        | '+'           {
-               $$ = new String ("plus");
+               $$ = gh_str02scm ("plus");
        }
        | '-'           {
-               $$ = new String ("dash");
+               $$ = gh_str02scm ("dash");
        }
        | '|'           {
-               $$ = new String ("bar");
+               $$ = gh_str02scm ("bar");
        }
        | '>'           {
-               $$ = new String ("larger");
+               $$ = gh_str02scm ("larger");
        }
        | '.'           {
-               $$ = new String ("dot");
+               $$ = gh_str02scm ("dot");
        }
        ;
 
@@ -1282,256 +1511,356 @@ pre_requests:
        }
        ;
 
-absolute_musical_pitch:
-       steno_musical_pitch     {
+absolute_pitch:
+       steno_pitch     {
                $$ = $1;
        }
        ;
 
 duration_length:
-       steno_duration {
+       multiplied_duration {
                $$ = $1;
        }
-       | duration_length '*' unsigned {
-               $$->plet_.iso_i_ *= $3;
+       | explicit_duration {
+               $$ = $1;
+       }       
+       ;
+
+optional_notemode_duration:
+       {
+               $$ = THIS->default_duration_.smobbed_copy ();
        }
-       | duration_length '/' unsigned {
-               $$->plet_.type_i_ *= $3;
+       | multiplied_duration   {
+               $$ = $1;
        }
+       | explicit_duration {
+               $$ = $1;
+       }       
        ;
 
-entered_notemode_duration:
-       dots            {
-               $$ = new Duration (THIS->default_duration_);
-               if ($1)
-                       $$->dots_i_  = $1;
+steno_duration:
+       bare_unsigned dots              {
+               int l = 0;
+               if (!is_duration_b ($1))
+                       THIS->parser_error (_f ("not a duration: %d", $1));
+               else
+                       l =  intlog2 ($1);
+
+               $$ = Duration (l, $2).smobbed_copy ();
+
+               THIS->set_last_duration (unsmob_duration ($$));
        }
-       | steno_duration        {
-               THIS->set_last_duration ($1);
+       | DURATION_IDENTIFIER dots      {
+               Duration *d =unsmob_duration ($1);
+               Duration k (d->duration_log (),d->dot_count () + $2);
+               $$ = k.smobbed_copy ();
+
+               THIS->set_last_duration (unsmob_duration ($$));
        }
        ;
 
-notemode_duration:
-       entered_notemode_duration {
+
+
+
+multiplied_duration:
+       steno_duration {
                $$ = $1;
        }
+       | multiplied_duration '*' bare_unsigned {
+               $$ = unsmob_duration ($$)->compressed ( $3) .smobbed_copy ();
+       }
+       | multiplied_duration '/' bare_unsigned {
+               $$ = unsmob_duration ($$)->compressed (Moment (1,$3)).smobbed_copy ();
+       }
        ;
 
-steno_duration:
-       unsigned                {
-               $$ = new Duration;
-               if (!Duration::duration_type_b ($1))
-                       THIS->parser_error (_f ("not a duration: %d", $1));
-               else {
-                       $$->durlog_i_ = Duration_convert::i2_type ($1);
-                    }
-       }
-       | DURATION_IDENTIFIER   {
-               $$ = $1->access_content_Duration (true);
+dots:
+       /* empty */     {
+               $$ = 0;
        }
-       | steno_duration '.'    {
-               $$->dots_i_ ++;
+       | dots '.' {
+               $$ ++;
        }
        ;
 
 
-abbrev_type: 
+tremolo_type: 
        ':'     {
                $$ =0;
        }
-       | ':' unsigned {
-               if (!Duration::duration_type_b ($2))
+       | ':' bare_unsigned {
+               if (!is_duration_b ($2))
                        THIS->parser_error (_f ("not a duration: %d", $2));
-               else if ($2 < 8)
-                       THIS->parser_error (_ ("can't abbreviate"));
                $$ = $2;
        }
        ;
 
 
 simple_element:
-       musical_pitch exclamations questions notemode_duration  {
+       pitch exclamations questions optional_notemode_duration {
                if (!THIS->lexer_p_->note_state_b ())
-                       THIS->parser_error (_ ("have to be in Note mode for notes"));
-
+                       THIS->parser_error (_ ("Have to be in Note mode for notes"));
 
                Note_req *n = new Note_req;
                
-               n->pitch_ = *$1;
-               delete $1;
-               n->duration_ = *$4;
-               delete $4;
-               n->cautionary_b_ = $3 % 2;
-               n->forceacc_b_ = $2 % 2 || n->cautionary_b_;
-
-               Simultaneous_music*v = new Request_chord;
+               n->set_mus_property ("pitch", $1);
+               n->set_mus_property ("duration", $4);
+
+               if ($3 % 2)
+                       n->set_mus_property ("cautionary", SCM_BOOL_T);
+               if ($2 % 2 || $3 % 2)
+                       n->set_mus_property ("force-accidental", SCM_BOOL_T);
+
+               Simultaneous_music*v = new Request_chord (SCM_EOL);
+               v->set_mus_property ("elements", gh_list (n->self_scm (), SCM_UNDEFINED));
+               
+/*
+FIXME: location is one off, since ptich & duration don't contain origin refs. 
+*/
                v->set_spot (THIS->here_input ());
                n->set_spot (THIS->here_input ());
 
-               v->add_music (n);
-
                $$ = v;
        }
-       | RESTNAME notemode_duration            {
-               $$ = THIS->get_rest_element (*$1, $2);
-               delete $1;  // delete notename
+       | RESTNAME optional_notemode_duration           {
+
+               SCM e = SCM_UNDEFINED;
+                 if (ly_scm2string ($1) =="s")
+                   { /* Space */
+                     Skip_req * skip_p = new Skip_req;
+                     skip_p->set_mus_property ("duration" ,$2);
+
+                     skip_p->set_spot (THIS->here_input ());
+                       e = skip_p->self_scm ();
+                   }
+                 else
+                   {
+                     Rest_req * rest_req_p = new Rest_req;
+                     rest_req_p->set_mus_property ("duration", $2);
+                     rest_req_p->set_spot (THIS->here_input ());
+                       e = rest_req_p->self_scm ();
+                   }
+                 Simultaneous_music* velt_p = new Request_chord (SCM_EOL);
+               velt_p-> set_mus_property ("elements", gh_list (e,SCM_UNDEFINED));
+                 velt_p->set_spot (THIS->here_input ());
+
+
+                 $$ = velt_p;
        }
-       | MEASURES notemode_duration    {
-               Multi_measure_rest_req* m = new Multi_measure_rest_req;
-               m->duration_ = *$2;
-               delete $2;
+       | MULTI_MEASURE_REST optional_notemode_duration         {
+               Skip_req * sk = new Skip_req;
+               sk->set_mus_property ("duration", $2);
+               Span_req *sp1 = new Span_req;
+               Span_req *sp2 = new Span_req;
+               sp1-> set_span_dir ( START);
+               sp2-> set_span_dir ( STOP);
+               SCM r = ly_str02scm ("rest");
+               sp1->set_mus_property ("span-type", r);
+               sp2->set_mus_property ("span-type", r);
+
+               Request_chord * rqc1 = new Request_chord (SCM_EOL);
+               rqc1->set_mus_property ("elements", gh_list (sp1->self_scm (), SCM_UNDEFINED));
+               Request_chord * rqc2 = new Request_chord (SCM_EOL);
+               rqc2->set_mus_property ("elements", gh_list (sk->self_scm (), SCM_UNDEFINED));;
+               Request_chord * rqc3 = new Request_chord (SCM_EOL);
+               rqc3->set_mus_property ("elements", gh_list (sp2->self_scm (), SCM_UNDEFINED));;
 
-               Simultaneous_music*velt_p = new Request_chord;
-               velt_p->set_spot (THIS->here_input ());
-               velt_p->add_music (m);
-               $$ = velt_p;
+               SCM ms = gh_list (rqc1->self_scm (), rqc2->self_scm (), rqc3->self_scm (), SCM_UNDEFINED);
+
+               $$ = new Sequential_music (SCM_EOL);
+               $$->set_mus_property ("elements", ms);
        }
-       | STRING notemode_duration                      {
-               if (!THIS->lexer_p_->lyric_state_b ())
-                       THIS->parser_error (_ ("have to be in Lyric mode for lyrics"));
-               $$ = THIS->get_word_element (*$1, $2);
-               delete $1;
+       | STRING optional_notemode_duration     {
+
+               Lyric_req* lreq_p = new Lyric_req;
+                lreq_p->set_mus_property ("text", $1);
+               lreq_p->set_mus_property ("duration",$2);
+               lreq_p->set_spot (THIS->here_input ());
+               Simultaneous_music* velt_p = new Request_chord (SCM_EOL);
+               velt_p->set_mus_property ("elements", gh_list (lreq_p->self_scm (), SCM_UNDEFINED));
+
+
+               $$= velt_p;
+
        }
        | chord {
                if (!THIS->lexer_p_->chord_state_b ())
-                       THIS->parser_error (_ ("have to be in Chord mode for chords"));
+                       THIS->parser_error (_ ("Have to be in Chord mode for chords"));
                $$ = $1;
        }
-       | '@' notemode_chord '@' {
-               if (!THIS->lexer_p_->note_state_b ())
-                       THIS->parser_error (_ ("have to be in Note mode for @chords"));
-               $$ = $2;
-       }
        ;
 
-chord:
-       steno_tonic_pitch notemode_duration chord_additions chord_subtractions chord_inversion {
-                $$ = THIS->get_chord (*$1, $3, $4, $5, *$2);
-        };
 
-notemode_chord:
-       steno_musical_pitch notemode_duration chord_additions chord_subtractions notemode_chord_inversion {
-                $$ = THIS->get_chord (*$1, $3, $4, $5, *$2);
+chord:
+       steno_tonic_pitch optional_notemode_duration chord_additions chord_subtractions chord_inversion chord_bass {
+                $$ = Chord::get_chord ($1, $3, $4, $5, $6, $2);
+               $$->set_spot (THIS->here_input ());
         };
 
-
 chord_additions: 
        {
-               $$ = new Array<Musical_pitch>;
+               $$ = SCM_EOL;
        } 
-       | '-' chord_notes {
+       | CHORD_COLON chord_notes {
                $$ = $2;
        }
        ;
 
 chord_notes:
-       {
-               $$ = new Array<Musical_pitch>;
+       chord_step {
+               $$ = $1
        }
-       | chord_notes chord_addsub {
-               $$ = $1;
-               $$->push (*$2);
+       | chord_notes '.' chord_step {
+               $$ = gh_append2 ($$, $3);
        }
        ;
 
 chord_subtractions: 
        {
-               $$ = new Array<Musical_pitch>;
+               $$ = SCM_EOL;
        } 
-       | '^' chord_notes {
+       | CHORD_CARET chord_notes {
                $$ = $2;
        }
        ;
 
 
-/*
-       forevery : X : optional_X sucks. Devise  a solution.
-*/
-
-
-chord_addsub:
-       chord_note optional_dot
-       | CHORDMODIFIER_PITCH optional_dot
-       ;
-
 chord_inversion:
        {
-               $$ = 0;
+               $$ = SCM_EOL;
        }
        | '/' steno_tonic_pitch {
-               $$ = $2
+               $$ = $2;
        }
        ;
 
-notemode_chord_inversion:
+chord_bass:
        {
-               $$ = 0;
+               $$ = SCM_EOL;
+       }
+       | CHORD_BASS steno_tonic_pitch {
+               $$ = $2;
+       }
+       ;
+
+chord_step:
+       chord_note {
+               $$ = gh_cons ($1, SCM_EOL);
+       }
+       | CHORDMODIFIER_PITCH {
+               $$ = gh_cons ($1, SCM_EOL);
        }
-       | '/' steno_musical_pitch {
-               $$ = $2
+       | CHORDMODIFIER_PITCH chord_note { /* Ugh. */
+               $$ = gh_list ($1, $2, SCM_UNDEFINED);
        }
        ;
 
 chord_note:
-       unsigned {
-               $$ = new Musical_pitch;
-               $$->notename_i_ = ($1 - 1) % 7;
-               $$->octave_i_ = $1 > 7 ? 1 : 0;
-               $$->accidental_i_ = 0;
+       bare_unsigned {
+                Pitch m;
+               m.notename_i_ = ($1 - 1) % 7;
+               m.octave_i_ = $1 > 7 ? 1 : 0;
+               m.alteration_i_ = 0;
+
+               $$ = m.smobbed_copy ();
         } 
-       | unsigned '+' {
-               $$ = new Musical_pitch;
-               $$->notename_i_ = ($1 - 1) % 7;
-               $$->octave_i_ = $1 > 7 ? 1 : 0;
-               $$->accidental_i_ = 1;
-       }
-       | unsigned '-' {
-               $$ = new Musical_pitch;
-               $$->notename_i_ = ($1 - 1) % 7;
-               $$->octave_i_ = $1 > 7 ? 1 : 0;
-               $$->accidental_i_ = -1;
+       | bare_unsigned '+' {
+               Pitch m;
+               m.notename_i_ = ($1 - 1) % 7;
+               m.octave_i_ = $1 > 7 ? 1 : 0;
+               m.alteration_i_ = 1;
+
+
+               $$ = m.smobbed_copy ();
+       }
+       | bare_unsigned CHORD_MINUS {
+               Pitch m;
+               m.notename_i_ = ($1 - 1) % 7;
+               m.octave_i_ = $1 > 7 ? 1 : 0;
+               m.alteration_i_ = -1;
+
+               $$ = m.smobbed_copy ();
        }
         ;
 
 /*
        UTILITIES
  */
-pitch_list:                    {
-               $$ = new Array<Musical_pitch>;
+number_expression:
+       bare_number {
+               $$ = $1;
        }
-       | pitch_list musical_pitch      {
-               $$->push (*$2);
-               delete $2;
+       | '-'  number_expression %prec UNARY_MINUS {
+               $$ = scm_difference ($2, SCM_UNDEFINED);
        }
-       ;
-
-
-int_list:
-       /**/                    {
-               $$ = new Array<int>
+       | number_expression '*' number_expression {
+               $$ = scm_product ($1, $3);
+       }
+       | number_expression '/' number_expression {
+               $$ = scm_divide ($1, $3);
+       }
+       | number_expression '+' number_expression {
+               $$ = scm_sum ($1, $3);
        }
-       | int_list int          {
-               $$->push ($2);          
+       | number_expression '-' number_expression {
+               $$ = scm_difference ($1, $3);
+       }
+       | '(' number_expression ')'     {
+               $$ = $2;
        }
        ;
 
-unsigned:
+bare_number:
        UNSIGNED        {
+               $$ = gh_int2scm ($1);
+       }
+       | REAL          {
                $$ = $1;
        }
-       | DIGIT {
+       | NUMBER_IDENTIFIER             {
                $$ = $1;
-       };
+       }
+       | REAL CM_T     {
+               $$ = gh_double2scm (gh_scm2double ($1) CM );
+       }
+       | REAL PT_T     {
+               $$ = gh_double2scm (gh_scm2double ($1) PT);
+       }
+       | REAL IN_T     {
+               $$ = gh_double2scm (gh_scm2double ($1) INCH);
+       }
+       | REAL MM_T     {
+               $$ = gh_double2scm (gh_scm2double ($1) MM);
+       }
+       | REAL CHAR_T   {
+               $$ = gh_double2scm (gh_scm2double ($1) CHAR);
+       }
+       ;
 
-int:
-       unsigned {
+
+bare_unsigned:
+       UNSIGNED {
+                       $$ = $1;
+       }
+       | DIGIT {
                $$ = $1;
        }
-       | '-' unsigned {
-               $$ = -$2;
+       ;
+
+bare_int:
+       bare_number {
+               if (scm_integer_p ($1) == SCM_BOOL_T)
+               {
+                       int k = gh_scm2int ($1);
+                       $$ = k;
+               } else
+               {
+                       THIS->parser_error (_ ("need integer number arg"));
+                       $$ = 0;
+               }
        }
-       | INT_IDENTIFIER        {
-               $$ = *$1->access_content_int (false);
+       | '-' bare_int {
+               $$ = -$2;
        }
        ;
 
@@ -1541,24 +1870,14 @@ string:
                $$ = $1;
        }
        | STRING_IDENTIFIER     {
-               $$ = $1->access_content_String (true);
+               $$ = $1;
        }
        | string '+' string {
-               *$$ += *$3;
-               delete $3;
+               $$ = scm_string_append (scm_listify ($1, $3, SCM_UNDEFINED));
        }
        ;
 
 
-
-
-dots:
-                       { $$ = 0; }
-       | dots '.'      { $$ ++; }
-       ;
-
-
-
 exclamations:
                { $$ = 0; }
        | exclamations '!'      { $$ ++; }
@@ -1570,9 +1889,6 @@ questions:
        ;
 
 
-semicolon:
-       ';'
-       ;
 %%
 
 void
@@ -1582,11 +1898,15 @@ My_lily_parser::set_yydebug (bool b)
        yydebug = b;
 #endif
 }
+
+extern My_lily_parser * current_parser;
+
 void
 My_lily_parser::do_yyparse ()
 {
+
+       current_parser = this;;
        yyparse ((void*)this);
 }
 
 
-