]> git.donarmstrong.com Git - lilypond.git/blobdiff - lily/parser.yy
release: 1.3.74
[lilypond.git] / lily / parser.yy
index 45a5f2ba032555ecfba00acafffb6bae5b633728..5c4632ac7227f192e5c9415944f9072a60792b34 100644 (file)
@@ -5,16 +5,13 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+  (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
            Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
 #include <iostream.h>
-#include "notename-table.hh"
-#include "scalar.hh"
+#include "lily-guile.hh"
 #include "translation-property.hh"
-#include "script-def.hh"
-#include "symtable.hh"
 #include "lookup.hh"
 #include "misc.hh"
 #include "my-lily-lexer.hh"
 #include "midi-def.hh"
 #include "main.hh"
 #include "file-path.hh"
-#include "keyword.hh"
 #include "debug.hh"
-#include "parseconstruct.hh"
-#include "dimension.hh"
+#include "dimensions.hh"
 #include "identifier.hh"
 #include "command-request.hh"
 #include "musical-request.hh"
 #include "my-lily-parser.hh"
-#include "text-def.hh"
+#include "context-specced-music.hh"
 #include "translator-group.hh"
 #include "score.hh"
 #include "music-list.hh"
-#include "header.hh"
-#include "duration-convert.hh"
 #include "change-translator.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 "repeated-music.hh"
+#include "mudela-version.hh"
+#include "grace-music.hh"
+#include "auto-change-music.hh"
+#include "output-property.hh"
 
-// mmm
-Mudela_version oldest_version ("1.0.6");
-Mudela_version version ("1.0.6");
+bool
+is_duration_b (int t)
+{
+  return t && t == 1 << intlog2(t);
+}
 
 
-// needed for bison.simple's malloc() and free()
-#include <malloc.h>
+// mmm JUNKME ?
+Mudela_version oldest_version ("1.3.59");
+
+void
+print_mudela_versions (ostream &os)
+{
+  os << _f ("Oldest supported input version: %s", oldest_version.str ()) 
+    << endl;
+}
 
-int const GUESS_PLET = 5;
-int guess_plet_a[GUESS_PLET] =
-{ 
-  1,
-  3,
-  2,
-  3,
-  4
-};
 
-Paper_def* current_paper = 0;
+// needed for bison.simple's malloc() and free()
+#include <malloc.h>
 
 #ifndef NDEBUG
 #define YYDEBUG 1
@@ -74,52 +75,38 @@ Paper_def* current_paper = 0;
 #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;
-    Array<String> * strvec;
-    Array<int> *intvec;
-    Box *box;
-    Simultaneous_music *chord;
+    Link_array<Request> *reqvec;
     Duration *duration;
     Identifier *id;
-    Translator* trans;
+    String * string;
     Music *music;
-    Music_list *music_list;
     Score *score;
-    Header *header;
+    Scope *scope;
     Interval *interval;
-    Lookup*lookup;
-
     Musical_req* musreq;
     Music_output_def * outputdef;
     Musical_pitch * pitch;
     Midi_def* midi;
     Moment *moment;
-    Note_req *notereq;
-    Notename_table *notenametab;
-    Paper_def *paper;
     Real real;
     Request * request;
-    General_script_def * script;
-    Scalar *scalar;
-    String *string;
-    Atom * symbol;
-    Symtable * symtable;
-    Symtables * symtables;
-    Text_def * textdef;
+
+    /* 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;
-    char c;
-    const char *consstr;
+    Translator_group* trans;
     int i;
-    int pair[2];
-    int ii[10];
 }
 %{
 
@@ -139,149 +126,157 @@ yylex (YYSTYPE *s,  void * v_l)
 %pure_parser
 
 /* tokens which are not keywords */
-
-%token ABSDYNAMIC
+%token AUTOCHANGE
+%token TEXTSCRIPT
 %token ACCEPTS
+%token ALTERNATIVE
 %token BAR
-%token BEAMPLET
-%token CADENZA
+%token BREATHE
+%token CHORDMODIFIERS
+%token CHORDS
+%token CHAR_T
 %token CLEF
 %token CM_T
 %token CONSISTS
+%token SEQUENTIAL
+%token SIMULTANEOUS
+%token CONSISTSEND
 %token DURATION
-%token END
+%token EXTENDER
 %token FONT
-%token GROUPING
+%token GRACE
 %token HEADER
+%token HYPHEN
 %token IN_T
+%token INVALID
 %token KEY
-%token KEYSIGNATURE
-%token LYRIC
-%token MAEBTELP
+%token LYRICS
 %token MARK
 %token MEASURES
 %token MIDI
 %token MM_T
-%token MUSIC
 %token MUSICAL_PITCH
+%token NAME
 %token NOTENAMES
 %token NOTES
-%token OCTAVE
-%token OUTPUT
 %token PAPER
 %token PARTIAL
 %token PENALTY
-%token PLET
 %token PROPERTY
 %token PT_T
 %token RELATIVE
 %token REMOVE
+%token REPEAT
+%token ADDLYRICS
+%token SCM_T
 %token SCORE
 %token SCRIPT
-%token SHAPE
 %token SKIP
-%token SPANDYNAMIC
-%token SYMBOLTABLES
-%token TABLE
-%token TELP
+%token SPANREQUEST
+%token COMMANDSPANREQUEST
 %token TEMPO
+%token OUTPUTPROPERTY
 %token TIME_T
+%token TIMES
 %token TRANSLATOR
 %token TRANSPOSE
 %token TYPE
-%token VERSION
+%token CONTEXT
 
 /* escaped */
-%token E_EXCLAMATION E_SMALLER E_BIGGER E_CHAR
+%token E_CHAR E_EXCLAMATION E_SMALLER E_BIGGER 
+%token CHORD_BASS CHORD_COLON CHORD_MINUS CHORD_CARET 
 
-%type <i>      dots
+%type <i>      exclamations questions
 %token <i>     DIGIT
 %token <pitch> NOTENAME_PITCH
+%token <pitch> TONICNAME_PITCH
+%token <pitch> CHORDMODIFIER_PITCH
 %token <id>    DURATION_IDENTIFIER
 %token <id>    IDENTIFIER
-%token <id>    NOTENAME_TABLE_IDENTIFIER
-%token <id>    MUSIC_IDENTIFIER
-%token <id>    POST_REQUEST_IDENTIFIER
-%token <id>    SCRIPT_IDENTIFIER
-%token <id>    COMMAND_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 <id>    REQUEST_IDENTIFIER
-%token <real>  REAL
-%token <string>        DURATION RESTNAME
-%token <string>        STRING
+%token <id>    MUSIC_OUTPUT_DEF_IDENTIFIER
+
+%token <scm>   NUMBER_IDENTIFIER
+%token <scm>   REQUEST_IDENTIFIER
+%token <scm>   MUSIC_IDENTIFIER
+%token <scm>   STRING_IDENTIFIER SCM_IDENTIFIER 
+%token <scm>   DURATION RESTNAME
+%token <scm>   STRING 
+%token <scm>   SCM_T
 %token <i>     UNSIGNED
-
+%token <real>   REAL
 
 %type <outputdef> output_def
-%type <header>         mudela_header mudela_header_body
-%type <box>    box
-%type <i>      open_request_parens close_request_parens
-%type <i>      open_abbrev_parens
-%type <i>      open_plet_parens close_plet_parens
+%type <scope>  mudela_header mudela_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
-%type <i>      abbrev_type
-%type <i>      int unsigned
+%type <music>  simple_element  request_chord command_element Simple_music  Composite_music 
+%type <music>  Alternative_music Repeated_music
+%type <i>      tremolo_type
+%type <i>      bare_int  bare_unsigned
 %type <i>      script_dir
-%type <id>     identifier_init simple_identifier_init
-%type <duration> steno_duration notemode_duration
+
+%type <scm>    identifier_init 
+
+%type <duration> steno_duration optional_notemode_duration
 %type <duration> entered_notemode_duration explicit_duration
-%type <interval>       dinterval
-%type <intvec> intastint_list int_list
-%type <lookup> symtables symtables_body
-
-%type <pitch>   explicit_musical_pitch steno_musical_pitch musical_pitch absolute_musical_pitch
-%type <notereq>        steno_notepitch
-%type <pitch_arr>      pitch_list
-%type <midi>   midi_block midi_body
+       
+%type <reqvec>  pre_requests post_requests
+%type <request> gen_text_def
+%type <pitch>   steno_musical_pitch musical_pitch absolute_musical_pitch
+%type <pitch>   steno_tonic_pitch
+
+%type <pitch_arr>      chord_additions chord_subtractions chord_notes chord_step
+%type <music>  chord
+%type <pitch>  chord_note chord_inversion chord_bass
 %type <duration>       duration_length
 
-%type <scalar>  scalar
-%type <music>  Music  relative_music Sequential_music Simultaneous_music
+%type <scm>  embedded_scm scalar
+%type <music>  Music Sequential_music Simultaneous_music Music_sequence
+%type <music>  relative_music re_rhythmed_music
 %type <music>  property_def translator_change
-%type <music_list> Music_list
-%type <paper>  paper_block paper_def_body
-%type <real>   dim real
-%type <real>   real_mult_expression real_primary
-%type <real>   unit
-%type <request> abbrev_command_req
-%type <request>        post_request structured_post_request
-%type <pair>   plet_fraction
+%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 <request>        script_req  dynamic_req
-%type <string> string
-%type <string> string_primary
+%type <request>        extender_req
+%type <request> hyphen_req
+%type <scm>    string bare_number number_expression
 %type <score>  score_block score_body
-%type <intarr> shape_array
-%type <script> script_definition script_body mudela_script gen_script_def
-%type <textdef> text_def finger
-%type <string> script_abbreviation
-%type <symbol> symboldef
-%type <symtable>       symtable symtable_body
-%type <trans>  translator_spec translator_spec_body
+
+%type <trans>  translator_spec_block translator_spec_body
 %type <tempo>  tempo_request
-%type <notenametab> notenames_body notenames_block
-%expect 1
+%type <scm> notenames_body notenames_block chordmodifiers_block
+%type <scm>    script_abbreviation
+
 
 
+%left '-' '+'
+%left '*' '/'
+%left UNARY_MINUS
+
 %%
 
 mudela:        /* empty */
        | mudela toplevel_expression {}
-       | mudela add_declaration { }
+       | mudela assignment  { }
        | mudela error
-       | mudela check_version { }
+       | mudela INVALID        {
+               THIS->error_level_i_  =1;
+       }
        ;
 
 toplevel_expression:
        notenames_block                 {
-               THIS->lexer_p_->set_notename_table ($1);
+               THIS->lexer_p_->pitchname_tab_ =  $1;
+       }
+       | chordmodifiers_block                  {
+               THIS->lexer_p_->chordmodifier_tab_  = $1;
        }
        | mudela_header {
                delete header_global_p;
@@ -290,68 +285,66 @@ toplevel_expression:
        | 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 {
+       | output_def {
                Identifier * id = new
-                       Midi_def_identifier ($1, MIDI_IDENTIFIER);
-               THIS->lexer_p_->set_identifier ("$defaultmidi", id)
+                       Music_output_def_identifier ($1, MUSIC_OUTPUT_DEF_IDENTIFIER);
+               if (dynamic_cast<Paper_def*> ($1))
+                       THIS->lexer_p_->set_identifier ("$defaultpaper", id->self_scm ());
+               else if (dynamic_cast<Midi_def*> ($1))
+                       THIS->lexer_p_->set_identifier ("$defaultmidi", id->self_scm ());
        }
+       | embedded_scm {
+               // junk value
+       }       
        ;
 
-check_version:
-       VERSION STRING ';'              {
-               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 ()));
-                       }
-               }
-       }
+embedded_scm:
+       SCM_T
+       | SCM_IDENTIFIER 
+       ;
+
+
+chordmodifiers_block:
+       CHORDMODIFIERS notenames_body   {  $$ = $2; }
        ;
 
 
 notenames_block:
-       NOTENAMES '{' notenames_body '}'  {  $$ = $3; }
+       NOTENAMES notenames_body   {  $$ = $2; }
        ;
 
 
 
 notenames_body:
-       /**/    {
-               $$ = new Notename_table;
-       }
-       | NOTENAME_TABLE_IDENTIFIER     {
-               $$ = $1-> access_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; s != SCM_EOL; s = gh_cdr (s)) {
+               SCM pt = gh_cdar (s);
+               if (scm_ilength (pt) != 3)
+                       THIS->parser_error ("Need three args");
+               scm_hashq_set_x (tab, gh_caar(s), pt);
+         }
+
+         $$ = tab;
        }
        ;
 
 mudela_header_body:
-               {
-               $$ = new Header;
+       {
+               $$ = new Scope;
+               THIS->lexer_p_-> scope_l_arr_.push ($$);
        }
-       | mudela_header_body STRING '=' string ';' {
-               (*$$)[*$2] = *$4;
-               delete $2;
-               delete $4;
+       | mudela_header_body assignment semicolon { 
+
        }
        ;
 
 mudela_header:
        HEADER '{' mudela_header_body '}'       {
                $$ = $3;
+               THIS->lexer_p_-> scope_l_arr_.pop ();           
        }
        ;
 
@@ -359,118 +352,113 @@ mudela_header:
 /*
        DECLARATIONS
 */
-add_declaration:
+assignment:
        STRING {
                THIS->remember_spot ();
        }
-       /* cont */ '=' identifier_init optional_semicolon {
-           THIS->lexer_p_->set_identifier (*$1, $4);
-           $4->init_b_ = THIS->init_parse_b_;
-           $4->set_spot (THIS->pop_spot ());
+       /* cont */ '=' identifier_init  {
+               THIS->lexer_p_->set_identifier (ly_scm2string ($1), $4);
+
+/*
+ TODO: devise standard for protection in parser.
+               if (SCM_NIMP($4))
+                       scm_unprotect_object ($4);
+
+  The parser stack lives on the C-stack, which means that
+all objects can be unprotected as soon as they're here.
+
+*/
+               Identifier * id =unsmob_identifier ($4);
+               Input spot = THIS->pop_spot ();
+               if (id) id->set_spot (spot);
        }
        ;
-simple_identifier_init: identifier_init
-       ;
+
+
+
 identifier_init:
        score_block {
-               $$ = new Score_identifier ($1, SCORE_IDENTIFIER);
-
+               $$ = (new Score_identifier ($1, SCORE_IDENTIFIER))->self_scm();
        }
-       | notenames_block {
-               $$ = new Notename_table_identifier ($1, NOTENAME_TABLE_IDENTIFIER);
-       }
-       | paper_block {
-               $$ = new Paper_def_identifier ($1, PAPER_IDENTIFIER);
-       }
-       | midi_block {
-               $$ = new Midi_def_identifier ($1, MIDI_IDENTIFIER);
-
+       | output_def {
+               $$ = (new Music_output_def_identifier ($1, MUSIC_OUTPUT_DEF_IDENTIFIER))->self_scm();
        }
-       | script_definition {
-               $$ = new General_script_def_identifier ($1, SCRIPT_IDENTIFIER);
-
+       | translator_spec_block {
+               $$ = (new Translator_group_identifier ($1, TRANS_IDENTIFIER))->self_scm();
        }
        | Music  {
-               $$ = new Music_identifier ($1, MUSIC_IDENTIFIER);
-
-       }
-       | symtables {
-               $$ = new Lookup_identifier ($1, IDENTIFIER);
-
+               $$ = $1->self_scm ();
        }
        | post_request {
-               $$ = new Request_identifier ($1, POST_REQUEST_IDENTIFIER);
+               $$ = $1->self_scm ();
        }
        | explicit_duration {
-               $$ = new Duration_identifier ($1, DURATION_IDENTIFIER);
+               $$ = (new Duration_identifier ($1, DURATION_IDENTIFIER))->self_scm ();
        }
-       | real {
-               $$ = new Real_identifier (new Real ($1), REAL_IDENTIFIER);
+       | number_expression {
+               $$ = $1;
        }
        | string {
-               $$ = new String_identifier ($1, STRING_IDENTIFIER);
-       }
-       | int   {
-               $$ = new int_identifier (new int ($1), INT_IDENTIFIER);
+               $$ = $1;
        }
-       | translator_spec {
-               $$ = new Translator_identifier ($1, TRANS_IDENTIFIER);
+       | embedded_scm  {
+               $$ = $1;
        }
        ;
 
-translator_spec:
+translator_spec_block:
        TRANSLATOR '{' translator_spec_body '}'
-               { $$ = $3; }
+               {
+               $$ = $3;
+       }
        ;
 
 translator_spec_body:
        TRANS_IDENTIFIER        {
-               $$ = $1->access_Translator (true);
+               $$ = $1->access_content_Translator_group (true);
                $$-> set_spot (THIS->here_input ());
        }
-       | TYPE STRING ';'       {
-               Translator* t = get_translator_l (*$2);
-               Translator_group * tg = t->access_Translator_group ();
+       | TYPE STRING semicolon {
+               Translator* t = get_translator_l (ly_scm2string ($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 ());
-               $$ = t;
-               delete $2;
-       }
-       | translator_spec_body STRING '=' simple_identifier_init ';'    { 
-               Identifier* id = $4;
-               String_identifier *s = id->access_String_identifier ();
-               Real_identifier *r= id->access_Real_identifier ();
-               int_identifier *i = id->access_int_identifier ();
-       
-               String str;
-               if (s) str = *s->access_String (false); 
-               if (i) str = to_str (*i->access_int (false));
-               if (r) str = to_str (*r->access_Real (false));
-               if (!s && !i && !r)
+               tg = dynamic_cast<Translator_group*> (t->clone ());
+               tg->set_spot (THIS->here_input ());
+               $$ = tg;
+       }
+       | translator_spec_body STRING '=' embedded_scm                  {
+               Translator_group* tg = $$;
+               tg->set_property (ly_scm2string ($2), $4);
+       }
+       | translator_spec_body STRING '=' identifier_init semicolon     { 
+               SCM v = gh_int2scm (0);
+               if (gh_string_p ($4) || gh_number_p ($4) || gh_boolean_p ($4))
+                       v = $4;
+               else 
                        THIS->parser_error (_("Wrong type for property value"));
 
-               delete $4;
-               $$->set_property (*$2, str);
+               /* ugh*/
+               Translator_group* tg = dynamic_cast<Translator_group*> ($$);
+               
+               tg->set_property (ly_scm2string ($2), v);
        }
-       | translator_spec_body STRING ';' {
-               $$->type_str_ = *$2;
-               delete $2;
+       | translator_spec_body NAME STRING semicolon {
+               $$->type_str_ = ly_scm2string ($3);
+       }
+       | translator_spec_body CONSISTS STRING semicolon {
+               dynamic_cast<Translator_group*> ($$)-> set_element (ly_scm2string ($3), true);
        }
-       | translator_spec_body CONSISTS STRING ';' {
-               $$->access_Translator_group ()-> set_element (*$3, true);
-               delete $3;
+       | translator_spec_body CONSISTSEND STRING semicolon {
+               dynamic_cast<Translator_group*> ($$)-> set_element (ly_scm2string ($3), true);
        }
-       | translator_spec_body ACCEPTS STRING ';' {
-               $$->access_Translator_group ()-> set_acceptor (*$3, true);
-               delete $3;
+       | translator_spec_body ACCEPTS STRING semicolon {
+               dynamic_cast<Translator_group*> ($$)-> set_acceptor (ly_scm2string ($3), true);
        }
-       | translator_spec_body REMOVE STRING ';' {
-               $$->access_Translator_group ()-> set_element (*$3, false);
-               delete $3;
+       | translator_spec_body REMOVE STRING semicolon {
+               dynamic_cast<Translator_group*> ($$)-> set_element (ly_scm2string ($3), false);
        }
        ;
 
@@ -478,35 +466,34 @@ translator_spec_body:
        SCORE
 */
 score_block:
-       SCORE { THIS->remember_spot ();
-               THIS->error_level_i_ =0;
+       SCORE { 
        }
        /*cont*/ '{' score_body '}'     {
                $$ = $4;
-               $$->set_spot (THIS->pop_spot ());
                if (!$$->def_p_arr_.size ())
-                       $$->add_output (THIS->default_paper_p ());
-
-               /* handle error levels. */
-               $$->errorlevel_i_ = THIS->error_level_i_;
-               THIS->error_level_i_ = 0;
+               {
+                 Identifier *id =
+                       unsmob_identifier (THIS->lexer_p_->lookup_identifier ("$defaultpaper"));
+                 $$->add_output (id ? id->access_content_Music_output_def (true) : 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_Score (true);
+               $$ = $1->access_content_Score (true);
        }
        | score_body mudela_header      {
                $$->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);
        }
@@ -515,386 +502,519 @@ 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();
        }
        ;
 
-optional_semicolon:
-       /* empty */
-       | ';'
-       ;
+music_output_def_body:
+       MIDI '{'    {
+        Identifier *id = unsmob_identifier (THIS->lexer_p_->lookup_identifier ("$defaultmidi"));
 
-paper_def_body:
-       /* empty */                     {
-               Paper_def *p = THIS->default_paper_p ();
+               
+        Midi_def* p =0;
+       if (id)
+               p = dynamic_cast<Midi_def*> (id->access_content_Music_output_def (true));
+       else
+               p = new Midi_def;
+
+        $$ = p;
+        THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
+       }
+       | PAPER '{'     {
+                 Identifier *id = unsmob_identifier (THIS->lexer_p_->lookup_identifier ("$defaultpaper"));
+                 Paper_def *p = 0;
+               if (id)
+                       p = dynamic_cast<Paper_def*> (id->access_content_Music_output_def (true));
+               else
+                       p = new Paper_def;
                THIS-> lexer_p_-> scope_l_arr_.push (p->scope_p_);
                $$ = p;
        }
-       | PAPER_IDENTIFIER optional_semicolon   {
-               Paper_def *p = $1->access_Paper_def (true);
+       | PAPER '{' MUSIC_OUTPUT_DEF_IDENTIFIER         {
+               Music_output_def *p = $3->access_content_Music_output_def (true);
                THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
                $$ = p;
        }
-       | paper_def_body int '=' symtables              { // ugh, what a syntax
-               $$->set_lookup ($2, $4);
+       | MIDI '{' MUSIC_OUTPUT_DEF_IDENTIFIER  {
+               Music_output_def *p = $3->access_content_Music_output_def (true);
+               THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
+               $$ = p;
        }
-       | paper_def_body STRING '=' simple_identifier_init ';' {
-             THIS->lexer_p_->set_identifier (*$2, $4);
-             delete $2;
+       | music_output_def_body assignment semicolon {
+
        }
-       | paper_def_body translator_spec {
+       | music_output_def_body translator_spec_block   {
                $$-> assign_translator ($2);
        }
-       | paper_def_body SHAPE '=' shape_array ';' {
-               $$->shape_int_a_ = *$4;
-               delete $4;
+       | music_output_def_body tempo_request semicolon {
+               /*
+                       junk this ? there already is tempo stuff in
+                       music.
+               */
+               dynamic_cast<Midi_def*> ($$)->set_tempo ($2->dur_.length_mom (), $2->metronome_i_);
+       }
+       | music_output_def_body bare_int '=' FONT STRING                { // ugh, what a syntax
+               SCM sl = Lookup::make_lookup();
+               Lookup * l =unsmob_lookup (sl);
+               l->font_name_ = ly_scm2string ($5);
+               dynamic_cast<Paper_def*> ($$)->set_lookup ($2, sl);
        }
-       | paper_def_body error {
+       | music_output_def_body error {
 
        }
        ;
 
-real_primary:
-       REAL            {
-               $$ = $1;
-       }
-       | REAL_IDENTIFIER               {
-               $$= *$1->access_Real (false);
-       }
-       | dim
-       | '(' real ')' {
-               $$ = $2;
+tempo_request:
+       TEMPO steno_duration '=' bare_unsigned  {
+               $$ = new Tempo_req;
+               $$->dur_ = *$2;
+               delete $2;
+               $$-> metronome_i_ = $4;
        }
        ;
 
-real:
-       real_mult_expression
-       | real '+' real_mult_expression {
-               $$ = $1 + $3;
-       }
-       | real '-' real_mult_expression {
-               $$ = $1 - $3;
+Music_list: /* empty */ {
+               $$ = gh_cons (SCM_EOL, SCM_EOL);
        }
-       ;
+       | Music_list Music {
+               SCM s = $$;
+               SCM c = gh_cons ($2->self_scm (), SCM_EOL);
+//             scm_unprotect_object ($2->self_scm ()); /* UGH */
 
-real_mult_expression:
-       real_primary
-       | real_mult_expression '*' real_primary {
-               $$ = $1 * $3;
+       
+               if (gh_pair_p (gh_cdr (s)))
+                       gh_set_cdr_x (gh_cdr (s), c); /* append */
+               else
+                       gh_set_car_x (s, c); /* set first cons */
+               gh_set_cdr_x (s, c) ;  /* remember last cell */ 
        }
-       | real_mult_expression '/' real_primary {
-               $$ = $1 / $3;
+       | Music_list error {
        }
        ;
 
-shape_array:
-       /* empty */ {
-               $$ = new Array<Interval>;
-       }
-       | shape_array dim dim {
-               $$->push(Interval($2, $2 + $3));
-       };
 
-/*
-       MIDI
-*/
-midi_block:
-       MIDI
-
-       '{' midi_body '}'       { $$ = $3; }
+Music:
+       Simple_music
+       | Composite_music
        ;
 
-midi_body: /* empty */                 {
-               $$ = THIS->default_midi_p ();
+Alternative_music:
+       /* empty */ {
+               $$ = 0;
        }
-       | MIDI_IDENTIFIER       {
-               $$ = $1-> access_Midi_def (true);
+       | ALTERNATIVE Music_sequence {
+               $$ = $2;
+               $2->set_spot (THIS->here_input ());
        }
-       | midi_body translator_spec     {
-               $$-> assign_translator ($2);
+       ;
+
+
+
+
+Repeated_music:
+       REPEAT STRING bare_unsigned Music Alternative_music
+       {
+               Music_sequence* m = dynamic_cast <Music_sequence*> ($5);
+               if (m && $3 < m->length_i ())
+                       $5->origin ()->warning (_ ("More alternatives than repeats.  Junking excess alternatives."));
+
+               Repeated_music * r = new Repeated_music ($4, $3 >? 1, m);
+               $$ = r;
+               r->type_ = ly_scm2string ($2);
+               r->fold_b_ = (r->type_ == "fold");
+               r->volta_fold_b_ =  (r->type_ == "volta");
+               r->set_spot (*$4->origin ());
        }
-       | midi_body tempo_request ';' {
-               $$->set_tempo ($2->dur_.length (), $2->metronome_i_);
-               delete $2;
+       ;
+
+Music_sequence: '{' Music_list '}'     {
+               $$ = new Music_sequence (gh_car ($2));
        }
-       | midi_body error {
+       ;
 
+Sequential_music:
+       SEQUENTIAL '{' Music_list '}'           {
+               $$ = new Sequential_music (gh_car ($3));
+       }
+       | '{' Music_list '}'            {
+               $$ = new Sequential_music (gh_car ($2));
        }
        ;
 
-tempo_request:
-       TEMPO entered_notemode_duration '=' unsigned    {
-               $$ = new Tempo_req;
-               $$->dur_ = *$2;
-               delete $2;
-               $$-> metronome_i_ = $4;
+Simultaneous_music:
+       SIMULTANEOUS '{' Music_list '}'{
+               $$ = new Simultaneous_music (gh_car ($3));
+       }
+       | '<' Music_list '>'    {
+               $$ = new Simultaneous_music (gh_car ($2));
        }
        ;
 
-Music_list: /* empty */ {
-               $$ = new Music_list;
+Simple_music:
+       request_chord           { $$ = $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"));
+               }
+       
+               $$ = new Output_property (pred,$3, $5);
        }
-       | Music_list Music {
-               $$->add_music ($2);
+       | MUSIC_IDENTIFIER { $$ = unsmob_music ($1)->clone (); }
+       | property_def
+       | translator_change
+       | Simple_music '*' bare_unsigned '/' bare_unsigned      {
+               $$ = $1;
+               $$->compress (Moment($3, $5 ));
        }
-       | Music_list error {
+       | Simple_music '*' bare_unsigned                 {
+               $$ = $1;
+               $$->compress (Moment ($3, 1));
        }
        ;
 
 
-Sequential_music: '{' Music_list '}'           {
-               $$ = new Sequential_music ($2);
+Composite_music:
+       CONTEXT STRING Music    {
+               Context_specced_music *csm =  new Context_specced_music ($3);
+
+               csm->translator_type_str_ = ly_scm2string ($2);
+               csm->translator_id_str_ = "";
+
+
+               $$ = csm;
        }
-       ;
+       | AUTOCHANGE STRING Music       {
+               Auto_change_music * chm = new Auto_change_music (ly_scm2string ($2), $3);
 
-Simultaneous_music: '<' Music_list '>' {
-               $$ = new Simultaneous_music ($2);
+               $$ = chm;
+               chm->set_spot (*$3->origin ());
        }
-       ;
-Music:
-       request_chord           { $$ = $1; }
-       | TYPE STRING Music     {
-               $$ = $3;
-               $$->translator_type_str_ = *$2;
-               delete $2;
+       | GRACE Music {
+               $$ = new Grace_music ($2);
        }
-       | TYPE STRING '=' STRING Music {
-               $$ = $5;
-               $$->translator_type_str_ = *$2;
-               $$->translator_id_str_ = *$4;
-               delete $2;
-               delete $4;
+       | CONTEXT STRING '=' STRING Music {
+               Context_specced_music *csm =  new Context_specced_music ($5);
+
+               csm->translator_type_str_ = ly_scm2string ($2);
+               csm->translator_id_str_ = ly_scm2string ($4);
+
+               $$ = csm;
+       }
+       | TIMES {
+               THIS->remember_spot ();
+       }
+       /* CONTINUED */ 
+               bare_unsigned '/' bare_unsigned Music   
+
+       {
+               $$ = new Time_scaled_music ($3, $5, $6);
+               $$->set_spot (THIS->pop_spot ());
        }
+       | Repeated_music                { $$ = $1; }
        | Simultaneous_music            { $$ = $1; }
        | Sequential_music              { $$ = $1; }
        | TRANSPOSE musical_pitch Music {
                $$ = new Transposed_music ($3, *$2);
-               delete $2;
+               delete $2; // ugh
+       }
+       | TRANSPOSE steno_tonic_pitch Music {
+               $$ = new Transposed_music ($3, *$2);
+               delete $2; // ugh
        }
-       | MUSIC_IDENTIFIER { $$ = $1->access_Music (true); }
        | NOTES
                { THIS->lexer_p_->push_note_state (); }
        Music
                { $$ = $3;
                  THIS->lexer_p_->pop_state ();
                }
-
-       | LYRIC
+       | CHORDS
+               { THIS->lexer_p_->push_chord_state (); }
+       Music
+               {
+                 $$ = $3;
+                 THIS->lexer_p_->pop_state ();
+       }
+       | LYRICS
                { THIS->lexer_p_->push_lyric_state (); }
        Music
                {
                  $$ = $3;
                  THIS->lexer_p_->pop_state ();
-               }
-       | property_def
-       | translator_change
+       }
        | relative_music        { $$ = $1; }
+       | re_rhythmed_music     { $$ = $1; } 
        ;
 
 relative_music:
        RELATIVE absolute_musical_pitch Music {
                $$ = new Relative_octave_music ($3, *$2);
-               delete $2;
+               delete $2; // ugh
+       }
+       ;
+
+re_rhythmed_music:
+       ADDLYRICS Music Music {
+               Lyric_combine_music * l = new Lyric_combine_music ($2, $3);
+               $$ = l;
        }
        ;
 
 translator_change:
        TRANSLATOR STRING '=' STRING  {
                Change_translator * t = new Change_translator;
-               t-> change_to_type_str_ = *$2;
-               t-> change_to_id_str_ = *$4;
+               t-> change_to_type_str_ = ly_scm2string ($2);
+               t-> change_to_id_str_ = ly_scm2string ($4);
 
                $$ = t;
                $$->set_spot (THIS->here_input ());
-               delete $2;
-               delete $4;
        }
        ;
 
 property_def:
-       PROPERTY STRING '.' STRING '=' scalar   {
+       PROPERTY STRING '.' STRING '='  scalar {
                Translation_property *t = new Translation_property;
-               t-> translator_type_str_ = *$2;
-               t-> var_str_ = *$4;
-               t-> value_ = *$6;
-               $$ = t;
+
+               t->set_mus_property ("symbol", scm_string_to_symbol ($4));
+               t->set_mus_property ("value", $6);
+
+               Context_specced_music *csm = new Context_specced_music (t);
+               $$ = csm;
                $$->set_spot (THIS->here_input ());
-               delete $2;
-               delete $4;
-               delete $6;
+
+               csm-> translator_type_str_ = ly_scm2string ($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       {
-               THIS->add_requests ((Simultaneous_music*)$2);//ugh
+               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;
+               
        }
        | command_element
        ;
 
-
-
-
 command_element:
        command_req {
-               $$ = new Request_chord;
+               $$ = new Request_chord (gh_cons ($1->self_scm (), SCM_EOL));
                $$-> set_spot (THIS->here_input ());
                $1-> set_spot (THIS->here_input ());
-               ((Simultaneous_music*)$$) ->add_music ($1);//ugh
-
+       }
+       | PARTIAL duration_length ';'   {
+               Translation_property * p = new Translation_property;
+               p->set_mus_property ("symbol", ly_symbol2scm ( "measurePosition"));
+               Moment m = - $2->length_mom ();
+               p->set_mus_property ("value", m.make_scm());
+               delete $2; // ugh
+               Context_specced_music * sp = new Context_specced_music (p);
+               $$ =sp ;
+               sp-> translator_type_str_ = "Score";
        }
        ;
 
 command_req:
-       abbrev_command_req
-       | verbose_command_req ';'       { $$ = $1; }
+       shorthand_command_req
+       | verbose_command_req semicolon { $$ = $1; }
        ;
 
-abbrev_command_req:
-       '|'                             {
+shorthand_command_req:
+       extender_req {
+               $$ = $1;
+       }
+       | hyphen_req {
+               $$ = $1;
+       }
+       | '|'                           {
                $$ = new Barcheck_req;
        }
-       | COMMAND_IDENTIFIER    {
-               $$ = $1->access_Request (true);
+       | '~'   {
+               $$ = new Tie_req;
+       }
+       | '['           {
+               Span_req*b= new Span_req;
+               b->span_dir_ = START;
+               b->span_type_str_ = "beam";
+               $$ =b;
+       }
+       | ']'           {
+            Span_req*b= new Span_req;
+            b->span_dir_ = STOP;
+            b->span_type_str_ = "beam";
+            $$ = b;
+       }
+       | BREATHE {
+               $$ = new Breathing_sign_req;
        }
        ;
 
+
 verbose_command_req:
+       
        BAR STRING                      {
-               $$ = new Bar_req (*$2);
-               delete $2;
+               $$ = new Bar_req (ly_scm2string ($2));
+       }
+       | COMMANDSPANREQUEST bare_int STRING {
+               Span_req * sp_p = new Span_req;
+               sp_p-> span_dir_  = Direction($2);
+               sp_p->span_type_str_ = ly_scm2string ($3);
+               sp_p->set_spot (THIS->here_input ());
+               $$ = sp_p;
+       }
+       | MARK  {
+               Mark_req * m = new Mark_req;
+               $$ = m;
        }
        | MARK STRING {
-               $$ = new Mark_req (*$2);
-               delete $2;
+               Mark_req *m = new Mark_req;
+               m->set_mus_property ("label", $2);
+               $$ = m;
+
        }
-       | MARK unsigned {
-               $$ = new Mark_req (to_str ($2));
+       | MARK bare_unsigned {
+               Mark_req *m = new Mark_req;
+               m->set_mus_property ("label",  gh_int2scm ($2));
+               $$ = m;
        }
-       | TIME_T unsigned '/' unsigned  {
+
+       | TIME_T bare_unsigned '/' bare_unsigned        {
                Time_signature_change_req *m = new Time_signature_change_req;
                m->beats_i_ = $2;
                m->one_beat_i_=$4;
                $$ = m;
        }
-       | PENALTY '=' int       {
+       | PENALTY bare_int      {
                Break_req * b = new Break_req;
-               b->penalty_i_ = $3;
-               b-> set_spot (THIS->here_input ());
+               b->penalty_f_ = $2 / 100.0;
+               b->set_spot (THIS->here_input ());
                $$ = b;
        }
        | SKIP duration_length {
                Skip_req * skip_p = new Skip_req;
                skip_p->duration_ = *$2;
-               delete $2;
+               delete $2; // ugh
                $$ = skip_p;
        }
        | tempo_request {
                $$ = $1;
        }
-       | CADENZA unsigned      {
-               $$ = new Cadenza_req ($2);
-       }
-       | PARTIAL duration_length       {
-               $$ = new Partial_measure_req ($2->length ());
-               delete $2;
-       }
        | CLEF STRING {
-               $$ = new Clef_change_req (*$2);
-               delete $2;
+               $$ = new Clef_change_req (ly_scm2string ($2));
+
        }
-       | KEY NOTENAME_PITCH    {
+       | KEY {
                Key_change_req *key_p= new Key_change_req;
-               key_p->pitch_arr_.push(*$2);
-               key_p->ordinary_key_b_ = true;
                $$ = key_p;
-               delete $2;
        }
-       | KEYSIGNATURE pitch_list       {
+       | KEY NOTENAME_PITCH SCM_IDENTIFIER     {
                Key_change_req *key_p= new Key_change_req;
-               key_p->pitch_arr_ = *$2;
-               key_p->ordinary_key_b_ = false;
-               $$ = key_p;
-               delete $2;
-       }
-       | GROUPING intastint_list {
-               $$ = get_grouping_req (*$2); delete $2;
+               
+               key_p->set_mus_property ("pitch-alist", $3);
+               ((Music* )key_p)->transpose (* $2);
+               $$ = key_p; 
        }
        ;
 
 post_requests:
        {
-               /* something silly happened.  Junk this stuff*/
-               if (!THIS->post_reqs.empty ())
-               {
-                       warning ("Junking post-requests");
-                       THIS->post_reqs.clear ();
-               }
+               $$ = new Link_array<Request>;
        }
-       | post_requests structured_post_request {
+       | post_requests post_request {
                $2->set_spot (THIS->here_input ());
-               THIS->post_reqs.push ($2);
+               $$->push ($2);
        }
-       | post_requests close_request_parens    {
-               Array<Request*>& r = *THIS->get_parens_request ($2);
-               for (int i = 0; i < r.size (); i++ )
-                       r[i]->set_spot (THIS->here_input ());
-               THIS->post_reqs.concat (r);
-               delete &r;
+       ;
+
+post_request:
+       verbose_request
+       | request_with_dir
+       | close_request
+       ;
+
+
+request_that_take_dir:
+       gen_text_def
+       | verbose_request
+       | script_abbreviation {
+               SCM s = THIS->lexer_p_->lookup_identifier ("dash-" + ly_scm2string ($1));
+               Articulation_req *a = new Articulation_req;
+               if (gh_string_p (s))
+                       a->articulation_str_ = ly_scm2string (s);
+               else THIS->parser_error (_ ("Expecting string as script definition"));
+               $$ = a;
        }
        ;
 
-structured_post_request:
-       script_req
-       | post_request
+request_with_dir:
+       script_dir request_that_take_dir        {
+               if (Script_req * gs = dynamic_cast<Script_req*> ($2))
+                       gs->dir_ = Direction ($1);
+               else if ($1)
+                       $2->origin ()->warning (_ ("Can't specify direction for this request"));
+               $$ = $2;
+       }
        ;
+       
+verbose_request:
+       REQUEST_IDENTIFIER      {
+               $$ = 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_ = ly_scm2string ($2);
+               ts_p-> style_str_ = ly_scm2string ($3);
+               ts_p->set_spot (THIS->here_input ());
 
-post_request:
-       POST_REQUEST_IDENTIFIER {
-               $$ = (Request*)$1->access_Request (true);
+               $$ = ts_p;
        }
-       | dynamic_req {
-               $$ = $1;
+       | SPANREQUEST bare_int STRING {
+               Span_req * sp_p = new Span_req;
+               sp_p->span_dir_  = Direction($2);
+               sp_p->span_type_str_ = ly_scm2string ($3);
+               sp_p->set_spot (THIS->here_input ());
+               $$ = sp_p;
        }
-       | abbrev_type   {
-               Abbreviation_req* a = new Abbreviation_req;
+       | tremolo_type  {
+               Tremolo_req* a = new Tremolo_req;
+               a->set_spot (THIS->here_input ());
                a->type_i_ = $1;
                $$ = a;
        }
+       | SCRIPT STRING         { 
+               Articulation_req * a = new Articulation_req;
+               a->articulation_str_ = ly_scm2string ($2);
+               a->set_spot (THIS->here_input ());
+               $$ = a;
+       }
        ;
 
 sup_quotes:
@@ -905,6 +1025,7 @@ sup_quotes:
                $$ ++;
        }
        ;
+
 sub_quotes:
        ',' {
                $$ = 1;
@@ -928,211 +1049,118 @@ steno_musical_pitch:
        }
        ;
 
-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;
+steno_tonic_pitch:
+       TONICNAME_PITCH {
+               $$ = $1;
+       }
+       | TONICNAME_PITCH sup_quotes    {
+               $$ = $1;
+               $$->octave_i_ +=  $2;
+       }
+       | TONICNAME_PITCH sub_quotes     {
+               $$ = $1;
+               $$->octave_i_ += - $2;
        }
        ;
 
 musical_pitch:
-       steno_musical_pitch
-       | explicit_musical_pitch
-       ;
-
-steno_notepitch:
-       musical_pitch   {
-               $$ = new Note_req;
-               
-               $$->pitch_ = *$1;
-               delete $1;
+       steno_musical_pitch {
+               $$ = $1;
        }
-       | steno_notepitch  '!'          {
-               $$->forceacc_b_ = ! $$->forceacc_b_;
+       | MUSICAL_PITCH embedded_scm {
+               int sz = scm_ilength ($2);
+               if (sz != 3) {
+                       THIS->parser_error (_f ("Expecting %d arguments", 3));
+                       $2 = gh_list (gh_int2scm (0), gh_int2scm (0), gh_int2scm (0), SCM_UNDEFINED);
+               }
+               $$ = new Musical_pitch ($2);
        }
        ;
 
-
 explicit_duration:
-       DURATION '{' int_list '}'       {
+       DURATION embedded_scm   {
                $$ = new Duration;
-               Array<int> &a = *$3;
-               ARRAY_SIZE(a,2);
-                       
-               $$-> durlog_i_ = a[0];
-               $$-> dots_i_ = a[1];
-
-               delete &a;              
+               if (scm_ilength ($2) == 2)
+                       {
+                       $$-> durlog_i_ = gh_scm2int (gh_car($2));
+                       $$-> dots_i_ = gh_scm2int (gh_cadr($2));
+                       }
+               else
+                       THIS->parser_error (_("Must have 2 arguments for duration"));
        }
        ;
 
-dynamic_req:
-       ABSDYNAMIC '{' unsigned '}'     {
-               Absolute_dynamic_req *ad_p = new Absolute_dynamic_req;
-               ad_p ->loudness_ = (Dynamic_req::Loudness)$3;
-               $$ =ad_p;
-       }
-       | SPANDYNAMIC '{' int int '}' {
-               Span_dynamic_req * sp_p = new Span_dynamic_req;
-               sp_p->spantype = (Span_req::Spantype)$4;
-               sp_p-> dynamic_dir_  = (Direction)$3;
-               $$ = sp_p;
+extender_req:
+       EXTENDER {
+               if (!THIS->lexer_p_->lyric_state_b ())
+                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
+               $$ = new Extender_req;
        }
        ;
 
-plet_fraction:
-       unsigned '/' unsigned {
-               $$[0] = $1;
-               $$[1] = $3;
-       }
-       |
-       '/' unsigned {
-               int num = $2 >? 1;
-               $$[0] = guess_plet_a[(num <? GUESS_PLET) - 1];
-               $$[1] = num;
+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_plet_parens:
-       ']' plet_fraction {
-               $$ = MAEBTELP;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
-       }
-       | TELP {
-               $$ = TELP;
-               THIS->plet_.type_i_ = 1;
-               THIS->plet_.iso_i_ = 1;
-               THIS->default_duration_.plet_ = THIS->plet_;
-       }
-       | TELP plet_fraction {
-               $$ = TELP;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
+close_request:
+       close_request_parens {
+               $$ = $1;
+               dynamic_cast<Span_req*> ($$)->span_dir_ = START;
        }
-       ;
-
+       
 close_request_parens:
-       '~'     {
-               $$ = '~';
-       }
-       | '('   {
-               $$='(';
-       }
-       | ']'   {
-               $$ = ']';
+       '('     {
+               Span_req* s= new Span_req;
+               $$ = s;
+               s->span_type_str_ = "slur";
        }
        | E_SMALLER {
-               $$ = '<';
+               Span_req*s =new Span_req;
+               $$ = s;
+               s->span_type_str_ = "crescendo";
        }
        | E_BIGGER {
-               $$ = '>';
+               Span_req*s =new Span_req;
+               $$ = s;
+               s->span_type_str_ = "decrescendo";
        }
-       | close_plet_parens
        ;
 
-open_abbrev_parens:
-       '[' ':' unsigned {
-               $$ = '[';
-               if (!Duration::duration_type_b ($3))
-                       THIS->parser_error (_f ("not a duration: %d", $3));
-               else if ($3 < 8)
-                       THIS->parser_error (_ ("can't abbreviate"));
-               else
-                       THIS->set_abbrev_beam ($3);
-       }
-       ;
 
-open_plet_parens:
-       '[' plet_fraction {
-               $$ = BEAMPLET;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
-       }
-       | PLET plet_fraction {
-               $$ = PLET;
-               THIS->plet_.type_i_ = $2[1];
-               THIS->plet_.iso_i_ = $2[0];
-               THIS->default_duration_.plet_ = THIS->plet_;
+open_request:
+       open_request_parens {
+               $$ = $1;
+               dynamic_cast<Span_req*> ($$)->span_dir_ = STOP;
        }
        ;
 
 open_request_parens:
        E_EXCLAMATION   {
-               $$ = '!';
+               Span_req *s =  new Span_req;
+               s->span_type_str_ = "crescendo";
+               $$ = s;
        }
        | ')'   {
-               $$=')';
-       }
-       | '['   {
-               $$='[';
-       }
-       | open_abbrev_parens
-       | open_plet_parens
-       ;
-
-
-
-script_definition:
-       SCRIPT '{' script_body '}'      { $$ = $3; }
-       ;
-
-script_body:
-       STRING int int int int int              {
-               Script_def *s = new Script_def;
-               s->set_from_input (*$1,$2, $3,$4,$5, $6);
-               $$  = s;
-               delete $1;
-       }
-       ;
-
-script_req:
-       script_dir gen_script_def       {
-               Musical_script_req *m = new Musical_script_req;
-               $$ = m;
-               m->scriptdef_p_ = $2;
-               m->set_spot (THIS->here_input ());
-               if (!m->dir_)
-                 m->dir_  = (Direction)$1;
+               Span_req* s= new Span_req;
+               $$ = s;
+               s->span_type_str_ = "slur";
        }
        ;
 
-gen_script_def:
-       text_def        { 
-               $$ = $1;
-               ((Text_def*) $$)->align_dir_ = LEFT; /* UGH */
-       }
-       | mudela_script { 
-               $$ = $1;
-               $$-> set_spot (THIS->here_input ());
-       }
-       | finger {
-               $$ = $1;
-               ((Text_def*)$$)->align_dir_ = RIGHT; /* UGH */
-       }
-       ;
-
-text_def:
+gen_text_def:
        string {
-               Text_def *t  = new Text_def;
+               Text_script_req *t  = new Text_script_req;
                $$ = t;
-               t->text_str_ = *$1;
-               delete $1;
+               t->text_str_ = ly_scm2string ($1);
+
                $$->set_spot (THIS->here_input ());
        }
-       ;
-
-finger:
-        DIGIT {
-               Text_def* t  = new Text_def;
+       | DIGIT {
+               Text_script_req* t  = new Text_script_req;
                $$ = t;
                t->text_str_ = to_str ($1);
                t->style_str_ = "finger";
@@ -1141,41 +1169,39 @@ finger:
        ;
 
 script_abbreviation:
-       '^'             { $$ = get_scriptdef ('^'); }
-       | '+'           { $$ = get_scriptdef ('+'); }
-       | '-'           { $$ = get_scriptdef ('-'); }
-       | '|'           { $$ = get_scriptdef ('|'); }
-       | 'o'           { $$ = get_scriptdef ('o'); }
-       | '>'           { $$ = get_scriptdef ('>'); }
+       '^'             {
+               $$ = gh_str02scm  ("hat");
+       }
+       | '+'           {
+               $$ = gh_str02scm("plus");
+       }
+       | '-'           {
+               $$ = gh_str02scm ("dash");
+       }
+       | '|'           {
+               $$ = gh_str02scm ("bar");
+       }
+       | '>'           {
+               $$ = gh_str02scm ("larger");
+       }
        | '.'           {
-               $$ = get_scriptdef ('.');
+               $$ = gh_str02scm ("dot");
        }
        ;
 
-mudela_script:
-       SCRIPT_IDENTIFIER               { $$ = $1->access_General_script_def (true); }
-       | script_definition             { $$ = $1; }
-       | script_abbreviation           {
-               $$ = THIS->lexer_p_->lookup_identifier (*$1)->access_General_script_def (true);
-               delete $1;
-       }
-       ;
 
 script_dir:
-       '_'     { $$ = -1; }
-       | '^'   { $$ = 1; }
-       | '-'   { $$ = 0; }
+       '_'     { $$ = DOWN; }
+       | '^'   { $$ = UP; }
+       | '-'   { $$ = CENTER; }
        ;
 
 pre_requests:
        {
+               $$ = new Link_array<Request>;
        }
-       | pre_requests open_request_parens {
-               Array<Request*>& r = *THIS->get_parens_request ($2);
-               for (int i = 0; i < r.size (); i++ )
-                       r[i]->set_spot (THIS->here_input ());
-               THIS->pre_reqs.concat (r);
-               delete &r;
+       | pre_requests open_request {
+               $$->push ($2);
        }
        ;
 
@@ -1189,240 +1215,355 @@ duration_length:
        steno_duration {
                $$ = $1;
        }
-       ;
-
-dots:
-       '.'             { $$ = 1; }
-       | dots '.'      { $$ ++; }
+       | duration_length '*' bare_unsigned {
+               $$->tuplet_iso_i_ *= $3;
+       }
+       | duration_length '/' bare_unsigned {
+               $$->tuplet_type_i_ *= $3;
+       }
        ;
 
 entered_notemode_duration:
-       /* */           {
-               $$ = new Duration (THIS->default_duration_);
-       }
-       | dots          {
-               $$ = new Duration (THIS->default_duration_);
-               $$->dots_i_  = $1;
-       }
-       | steno_duration        {
+       steno_duration  {
                THIS->set_last_duration ($1);
        }
        ;
 
-notemode_duration:
-       entered_notemode_duration {
+optional_notemode_duration:
+       {
+               $$ = new Duration (THIS->default_duration_);
+       }
+       | entered_notemode_duration {
                $$ = $1;
        }
        ;
 
 steno_duration:
-       unsigned                {
+       bare_unsigned           {
                $$ = new Duration;
-               if (!Duration::duration_type_b ($1))
+               if (!is_duration_b ($1))
                        THIS->parser_error (_f ("not a duration: %d", $1));
                else {
-                       $$->durlog_i_ = Duration_convert::i2_type ($1);
-                       $$->set_plet (THIS->plet_.iso_i_, THIS->plet_.type_i_);
+                       $$->durlog_i_ = intlog2 ($1);
                     }
        }
        | DURATION_IDENTIFIER   {
-               $$ = $1->access_Duration (true);
+               $$ = $1->access_content_Duration (true);
        }
        | steno_duration '.'    {
                $$->dots_i_ ++;
        }
-       | steno_duration '*' unsigned  {
-               $$->plet_.iso_i_ *= $3;
-       }
-       | steno_duration '/' unsigned {
-               $$->plet_.type_i_ *= $3;
-       }
        ;
 
 
-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:
-       steno_notepitch notemode_duration  {
+       musical_pitch exclamations questions optional_notemode_duration {
                if (!THIS->lexer_p_->note_state_b ())
-                       THIS->parser_error (_ ("have to be in Note mode for notes"));
-               $1->set_duration (*$2);
-               int durlog_i = $2->durlog_i_;
-               $$ = THIS->get_note_element ($1, $2);
-       }
-       | RESTNAME notemode_duration            {
-               $$ = THIS->get_rest_element (*$1, $2);
-               delete $1;  // delete notename
-       }
-       | MEASURES notemode_duration    {
-               Multi_measure_rest_req* m = new Multi_measure_rest_req;
-               m->duration_ = *$2;
-               delete $2;
+                       THIS->parser_error (_ ("Have to be in Note mode for notes"));
+
+
+               Note_req *n = new Note_req;
+               
+               n->pitch_ = *$1;
+               n->duration_ = *$4;
+
+               n->cautionary_b_ = $3 % 2;
+               n->forceacc_b_ = $2 % 2 || n->cautionary_b_;
+
+
+               Simultaneous_music*v = new Request_chord (gh_list (n->self_scm (), SCM_UNDEFINED));
+               v->set_spot ($1->spot ());
+               n->set_spot ($1->spot ());
+               $$ = v;
+
+               delete $1;
+               delete $4;
+       }
+       | RESTNAME optional_notemode_duration           {
+
+               SCM e = SCM_UNDEFINED;
+                 if (ly_scm2string ($1) =="s")
+                   { /* Space */
+                     Skip_req * skip_p = new Skip_req;
+                     skip_p->duration_ = *$2;
+
+                     skip_p->set_spot (THIS->here_input());
+                       e = skip_p->self_scm ();
+                   }
+                 else
+                   {
+                     Rest_req * rest_req_p = new Rest_req;
+                     rest_req_p->duration_ = *$2;
+                     rest_req_p->set_spot (THIS->here_input());
+                       e = rest_req_p->self_scm ();
+                   }
+                 Simultaneous_music* velt_p = new Request_chord (gh_list (e,SCM_UNDEFINED));
+                 velt_p->set_spot (THIS->here_input());
+
+                 delete $2; // ugh
+                 $$ = velt_p;
+       }
+       | MEASURES optional_notemode_duration   {
+               Skip_req * sk = new Skip_req;
+               sk->duration_ = *$2;
+               
+
+               Span_req *sp1 = new Span_req;
+               Span_req *sp2 = new Span_req;
+               sp1-> span_dir_ = START;
+               sp2-> span_dir_ = STOP;
+               sp1->span_type_str_ = sp2->span_type_str_ = "rest";
+
+               Request_chord * rqc1 = new Request_chord (gh_list (sp1->self_scm (), SCM_UNDEFINED));
+               Request_chord * rqc2 = new Request_chord (gh_list (sk->self_scm (), SCM_UNDEFINED));;
+               Request_chord * rqc3 = new Request_chord(gh_list (sp2->self_scm (), SCM_UNDEFINED));;
+
+               SCM ms = gh_list (rqc1->self_scm (), rqc2->self_scm (), rqc3->self_scm (), SCM_UNDEFINED);
 
-               Simultaneous_music*velt_p = new Request_chord;
-               velt_p->set_spot (THIS->here_input ());
-               velt_p->add_music (m);
-               $$ = velt_p;
+               $$ = new Sequential_music (ms);
        }
-       | STRING notemode_duration                      {
+       | STRING optional_notemode_duration     {
                if (!THIS->lexer_p_->lyric_state_b ())
-                       THIS->parser_error (_ ("have to be in Lyric mode for lyrics"));
-               $$ = THIS->get_word_element (*$1, $2);
-               delete $1;
+                       THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
+               Lyric_req* lreq_p = new Lyric_req;
+               lreq_p ->text_str_ = ly_scm2string ($1);
+               lreq_p->duration_ = *$2;
+               lreq_p->set_spot (THIS->here_input());
+               Simultaneous_music* velt_p = new Request_chord (gh_list (lreq_p->self_scm (), SCM_UNDEFINED));
+
+               delete  $2; // ugh
+               $$= velt_p;
+
+       }
+       | chord {
+               if (!THIS->lexer_p_->chord_state_b ())
+                       THIS->parser_error (_ ("Have to be in Chord mode for chords"));
+               $$ = $1;
        }
        ;
 
 
-/*
-       UTILITIES
- */
-pitch_list:                    {
+chord:
+       steno_tonic_pitch optional_notemode_duration chord_additions chord_subtractions chord_inversion chord_bass {
+                $$ = THIS->get_chord (*$1, $3, $4, $5, $6, *$2);
+        };
+
+chord_additions: 
+       {
                $$ = new Array<Musical_pitch>;
+       } 
+       | CHORD_COLON chord_notes {
+               $$ = $2;
        }
-       | pitch_list musical_pitch      {
-               $$->push (*$2);
-               delete $2;
+       ;
+
+chord_notes:
+       chord_step {
+               $$ = $1
+       }
+       | chord_notes '.' chord_step {
+               $$ = $1;
+               $$->concat (*$3);
+       }
+       ;
+
+chord_subtractions: 
+       {
+               $$ = new Array<Musical_pitch>;
+       } 
+       | CHORD_CARET chord_notes {
+               $$ = $2;
        }
        ;
 
 
-int_list:
-       /**/                    {
-               $$ = new Array<int>
+chord_inversion:
+       {
+               $$ = 0;
        }
-       | int_list int          {
-               $$->push ($2);          
+       | '/' steno_tonic_pitch {
+               $$ = $2;
+               $$->set_spot (THIS->here_input ());
        }
        ;
 
-unsigned:
-       UNSIGNED        {
-               $$ = $1;
+chord_bass:
+       {
+               $$ = 0;
        }
-       | DIGIT {
-               $$ = $1;
-       };
+       | CHORD_BASS steno_tonic_pitch {
+               $$ = $2;
+               $$->set_spot (THIS->here_input ());
+       }
+       ;
 
-int:
-       unsigned {
-               $$ = $1;
+chord_step:
+       chord_note {
+               $$ = new Array<Musical_pitch>;
+               $$->push (*$1);
        }
-       | '-' unsigned {
-               $$ = -$2;
+       | CHORDMODIFIER_PITCH {
+               $$ = new Array<Musical_pitch>;
+               $$->push (*$1);
        }
-       | INT_IDENTIFIER        {
-               $$ = *$1->access_int (false);
+       | CHORDMODIFIER_PITCH chord_note { /* Ugh. */
+               $$ = new Array<Musical_pitch>;
+               $$->push (*$1);
+               $$->push (*$2);
        }
        ;
 
-string_primary:
-       STRING          {
+chord_note:
+       bare_unsigned {
+               $$ = new Musical_pitch;
+               $$->notename_i_ = ($1 - 1) % 7;
+               $$->octave_i_ = $1 > 7 ? 1 : 0;
+               $$->accidental_i_ = 0;
+        } 
+       | bare_unsigned '+' {
+               $$ = new Musical_pitch;
+               $$->notename_i_ = ($1 - 1) % 7;
+               $$->octave_i_ = $1 > 7 ? 1 : 0;
+               $$->accidental_i_ = 1;
+       }
+       | bare_unsigned CHORD_MINUS {
+               $$ = new Musical_pitch;
+               $$->notename_i_ = ($1 - 1) % 7;
+               $$->octave_i_ = $1 > 7 ? 1 : 0;
+               $$->accidental_i_ = -1;
+       }
+        ;
+
+/*
+       UTILITIES
+ */
+number_expression:
+       bare_number {
                $$ = $1;
        }
-       | STRING_IDENTIFIER     {
-               $$ = $1->access_String (true);
+       | '-'  number_expression %prec UNARY_MINUS {
+               $$ = scm_difference ($2, SCM_UNDEFINED);
+       }
+       | number_expression '*' number_expression {
+               $$ = scm_product ($1, $3);
+       }
+       | number_expression '/' number_expression {
+               $$ = scm_divide ($1, $3);
+       }
+       | number_expression '+' number_expression {
+               $$ = scm_sum ($1, $3);
+       }
+       | number_expression '-' number_expression {
+               $$ = scm_difference ($1, $3);
+       }
+       | '(' number_expression ')'     {
+               $$ = $2;
        }
        ;
 
-string:
-       string_primary {
+bare_number:
+       UNSIGNED        {
+               $$ = gh_int2scm ($1);
+       }
+       | DIGIT         {
+               $$ = gh_int2scm ($1);
+       }
+       | REAL          {
+               $$ = gh_double2scm ($1);
+       }
+       | NUMBER_IDENTIFIER             {
                $$ = $1;
        }
-       | string '+' string_primary {
-               *$$ += *$3;
-               delete $3;
+       | REAL CM_T     {
+               $$ = gh_double2scm ($1 CM);
+       }
+       | REAL PT_T     {
+               $$ = gh_double2scm ($1 PT);
+       }
+       | REAL IN_T     {
+               $$ = gh_double2scm ($1 INCH);
+       }
+       | REAL MM_T     {
+               $$ = gh_double2scm ($1 MM);
+       }
+       | REAL CHAR_T   {
+               $$ = gh_double2scm ($1 CHAR);
        }
        ;
 
-dim:
-       real_primary unit       { $$ = $1*$2; }
-       ;
 
+bare_unsigned:
+       bare_number {
+               if (scm_integer_p ($1) == SCM_BOOL_T) {
+                       $$ = gh_scm2int ($1);
 
-unit:  CM_T            { $$ = 1 CM; }
-       |IN_T           { $$ = 1 INCH; }
-       |MM_T           { $$ = 1 MM; }
-       |PT_T           { $$ = 1 PT; }
-       ;
+               } else {
+                       THIS->parser_error (_("need integer number arg"));
+                       $$ = 0;
+               }
+               if ($$ < 0) {
+                       THIS->parser_error (_("Must be positive integer"));
+                       $$ = -$$;
+                       }
 
-/*
-       symbol tables
-*/
-symtables:
-       SYMBOLTABLES '{' symtables_body '}'     { $$ = $3; }
+       }
        ;
-
-symtables_body:
-                       {
-               $$ = new Lookup;
+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;
+               }
        }
-       | IDENTIFIER            {
-               $$ = $1->access_Lookup (true);
+       | '-' bare_int {
+               $$ = -$2;
        }
-       | symtables_body FONT STRING            {
-               $$->font_ = *$3;
-               $$->font_path_ = global_path.find (*$3);
-               if  (!$$->font_path_.length_i ())
-                       THIS->here_input ().error (_f("can't open file: `%s'", $3->ch_C()));
+       ;
+
 
-               delete $3;
+string:
+       STRING          {
+               $$ = $1;
        }
-       | symtables_body STRING '=' symtable            {
-               $$->add (*$2, $4);
-               delete $2;
+       | STRING_IDENTIFIER     {
+               $$ = $1;
+       }
+       | string '+' string {
+               $$ = scm_string_append (scm_listify ($1, $3, SCM_UNDEFINED));
        }
        ;
 
-symtable:
-       TABLE '{' symtable_body '}' { $$ = $3; }
-       ;
 
-symtable_body:
-                               { $$ = new Symtable; }
-       | symtable_body STRING  symboldef {
-               $$->add (*$2, *$3);
-               delete $2;
-               delete $3;
-       }
+exclamations:
+               { $$ = 0; }
+       | exclamations '!'      { $$ ++; }
        ;
 
-symboldef:
-       STRING  box             {
-               $$ = new Atom (*$1, *$2);
-               delete $1;
-               delete $2;
-       }
-       | STRING {
-               Box b (Interval (0,0), Interval (0,0));
-               $$ = new Atom (*$1, b);
-               delete $1;
-       }
+questions:
+               { $$ = 0; }
+       | questions '?' { $$ ++; }
        ;
 
-box:
-       dinterval dinterval     {
-               $$ = new Box (*$1, *$2);
-               delete $1;
-               delete $2;
-       }
-       ;
 
-dinterval: dim dim             {
-               $$ = new Interval ($1, $2);
-       }
+semicolon:
+       ';'
        ;
 
 %%
@@ -1440,3 +1581,4 @@ My_lily_parser::do_yyparse ()
        yyparse ((void*)this);
 }
 
+