lily/parser.yy

   1 %{ // -*-Fundamental-*-
   2
   3 /*
   4   parser.yy -- Bison/C++ parser for mudela
   5
   6   source file of the GNU LilyPond music typesetter
   7
   8   (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   9            Jan Nieuwenhuizen <janneke@gnu.org>
  10 */
  11
  12 #include <iostream.h>
  13 #include "translator-def.hh"
  14 #include "lily-guile.hh"
  15
  16 #include "lookup.hh"
  17 #include "misc.hh"
  18 #include "my-lily-lexer.hh"
  19 #include "paper-def.hh"
  20 #include "midi-def.hh"
  21 #include "main.hh"
  22 #include "file-path.hh"
  23 #include "debug.hh"
  24 #include "dimensions.hh"
  25 #include "identifier.hh"
  26 #include "command-request.hh"
  27 #include "musical-request.hh"
  28 #include "my-lily-parser.hh"
  29 #include "context-specced-music.hh"
  30 #include "score.hh"
  31 #include "music-list.hh"
  32
  33 #include "file-results.hh"
  34 #include "input.hh"
  35 #include "scope.hh"
  36 #include "relative-music.hh"
  37 #include "lyric-combine-music.hh"
  38 #include "transposed-music.hh"
  39 #include "time-scaled-music.hh"
  40 #include "repeated-music.hh"
  41 #include "mudela-version.hh"
  42 #include "grace-music.hh"
  43 #include "auto-change-music.hh"
  44 #include "part-combine-music.hh"
  45
  46 #include "chord.hh"
  47
  48 bool
  49 is_duration_b (int t)
  50 {
  51   return t && t == 1 << intlog2(t);
  52 }
  53
  54
  55 // mmm JUNKME ?
  56 Mudela_version oldest_version ("1.3.59");
  57
  58 void
  59 print_mudela_versions (ostream &os)
  60 {
  61   os << _f ("Oldest supported input version: %s", oldest_version.str ())
  62     << endl;
  63 }
  64
  65
  66 // needed for bison.simple's malloc() and free()
  67 #include <malloc.h>
  68
  69 #ifndef NDEBUG
  70 #define YYDEBUG 1
  71 #endif
  72
  73 #define YYERROR_VERBOSE 1
  74
  75 #define YYPARSE_PARAM my_lily_parser_l
  76 #define YYLEX_PARAM my_lily_parser_l
  77 #define THIS ((My_lily_parser *) my_lily_parser_l)
  78
  79 #define yyerror THIS->parser_error
  80 #define ARRAY_SIZE(a,s)   if (a.size () != s) THIS->parser_error (_f ("Expecting %d arguments", s))
  81
  82 %}
  83
  84
  85 %union {
  86     Array<Musical_pitch> *pitch_arr;
  87     Link_array<Request> *reqvec;
  88     Duration *duration;
  89     Identifier *id;
  90     String * string;
  91     Music *music;
  92     Score *score;
  93     Scope *scope;
  94
  95     Musical_req* musreq;
  96     Music_output_def * outputdef;
  97     Musical_pitch * pitch;
  98     Midi_def* midi;
  99     Real real;
 100     Request * request;
 101
 102     /* We use SCMs to do strings, because it saves us the trouble of
 103 deleting them.  Let's hope that a stack overflow doesnt trigger a move
 104 of the parse stack onto the heap. */
 105
 106     SCM scm;
 107
 108     Tempo_req *tempo;
 109     int i;
 110 }
 111 %{
 112
 113 int
 114 yylex (YYSTYPE *s,  void * v_l)
 115 {
 116         My_lily_parser   *pars_l = (My_lily_parser*) v_l;
 117         My_lily_lexer * lex_l = pars_l->lexer_p_;
 118
 119         lex_l->lexval_l = (void*) s;
 120         return lex_l->yylex ();
 121 }
 122
 123
 124 %}
 125
 126 %pure_parser
 127
 128 /* tokens which are not keywords */
 129 %token AUTOCHANGE
 130 %token ARPEGGIO
 131 %token DYNAMICSCRIPT
 132 %token TEXTSCRIPT
 133 %token ACCEPTS
 134 %token ALTERNATIVE
 135 %token BAR
 136 %token BREATHE
 137 %token CHORDMODIFIERS
 138 %token CHORDS
 139 %token CHAR_T
 140 %token CLEF
 141 %token CM_T
 142 %token CONSISTS
 143 %token SEQUENTIAL
 144 %token ELEMENTDESCRIPTIONS
 145 %token SIMULTANEOUS
 146 %token CONSISTSEND
 147 %token DENIES
 148 %token DURATION
 149 %token EXTENDER
 150 %token FONT
 151 %token GRACE
 152 %token HEADER
 153 %token HYPHEN
 154 %token IN_T
 155 %token INVALID
 156 %token KEY
 157 %token LYRICS
 158 %token MARK
 159 %token MEASURES
 160 %token MIDI
 161 %token MM_T
 162 %token MUSICAL_PITCH
 163 %token NAME
 164 %token NOTENAMES
 165 %token NOTES
 166 %token PAPER
 167 %token PARTIAL
 168 %token PENALTY
 169 %token PROPERTY
 170 %token PUSH POP
 171 %token PT_T
 172 %token RELATIVE
 173 %token REMOVE
 174 %token REPEAT
 175 %token ADDLYRICS
 176 %token PARTCOMBINE
 177 %token SCM_T
 178 %token SCORE
 179 %token SCRIPT
 180 %token SKIP
 181 %token SPANREQUEST
 182 %token STYLESHEET
 183 %token COMMANDSPANREQUEST
 184 %token TEMPO
 185 %token OUTPUTPROPERTY
 186 %token TIME_T
 187 %token TIMES
 188 %token TRANSLATOR
 189 %token TRANSPOSE
 190 %token TYPE
 191 %token CONTEXT
 192
 193 /* escaped */
 194 %token E_CHAR E_EXCLAMATION E_SMALLER E_BIGGER
 195 %token CHORD_BASS CHORD_COLON CHORD_MINUS CHORD_CARET
 196
 197 %type <i>       exclamations questions
 198 %token <i>      DIGIT
 199 %token <pitch>  NOTENAME_PITCH
 200 %token <pitch>  TONICNAME_PITCH
 201 %token <pitch>  CHORDMODIFIER_PITCH
 202 %token <id>     DURATION_IDENTIFIER
 203 %token <id>     IDENTIFIER
 204
 205
 206 %token <id>     SCORE_IDENTIFIER
 207 %token <id>     MUSIC_OUTPUT_DEF_IDENTIFIER
 208
 209 %token <scm>    NUMBER_IDENTIFIER
 210 %token <scm>    REQUEST_IDENTIFIER
 211 %token <scm>    MUSIC_IDENTIFIER TRANSLATOR_IDENTIFIER
 212 %token <scm>    STRING_IDENTIFIER SCM_IDENTIFIER
 213 %token <scm>    DURATION RESTNAME
 214 %token <scm>    STRING
 215 %token <scm>    SCM_T
 216 %token <i>      UNSIGNED
 217 %token <real>   REAL
 218
 219 %type <outputdef> output_def
 220 %type <scope>   mudela_header mudela_header_body
 221 %type <request> open_request_parens close_request_parens open_request close_request
 222 %type <request> request_with_dir request_that_take_dir verbose_request
 223 %type <i>       sub_quotes sup_quotes
 224 %type <music>   simple_element  request_chord command_element Simple_music  Composite_music
 225 %type <music>   Alternative_music Repeated_music
 226 %type <i>       tremolo_type
 227 %type <i>       bare_int  bare_unsigned
 228 %type <i>       script_dir
 229
 230 %type <scm>     identifier_init
 231
 232 %type <duration> steno_duration optional_notemode_duration
 233 %type <duration> entered_notemode_duration explicit_duration
 234
 235 %type <reqvec>  pre_requests post_requests
 236 %type <request> gen_text_def
 237 %type <pitch>   steno_musical_pitch musical_pitch absolute_musical_pitch
 238 %type <pitch>   steno_tonic_pitch
 239
 240 %type <pitch_arr>       chord_additions chord_subtractions chord_notes chord_step
 241 %type <music>   chord
 242 %type <pitch>   chord_note chord_inversion chord_bass
 243 %type <duration>        duration_length
 244
 245 %type <scm>  embedded_scm scalar
 246 %type <music>   Music Sequential_music Simultaneous_music Music_sequence
 247 %type <music>   relative_music re_rhythmed_music part_combined_music
 248 %type <music>   property_def translator_change
 249 %type <scm> Music_list
 250 %type <outputdef>  music_output_def_body
 251 %type <request> shorthand_command_req
 252 %type <request> post_request
 253 %type <request> command_req verbose_command_req
 254 %type <request> extender_req
 255 %type <request> hyphen_req
 256 %type <scm>     string bare_number number_expression
 257 %type <score>   score_block score_body
 258
 259 %type <scm>     translator_spec_block translator_spec_body
 260 %type <tempo>   tempo_request
 261 %type <scm> notenames_body notenames_block chordmodifiers_block
 262 %type <scm>     script_abbreviation
 263
 264
 265
 266 %left '-' '+'
 267 %left '*' '/'
 268 %left UNARY_MINUS
 269
 270 %%
 271
 272 mudela: /* empty */
 273         | mudela toplevel_expression {}
 274         | mudela assignment  { }
 275         | mudela error {
 276                 THIS->error_level_i_  = 1;
 277                 //THIS->parser_error (_ ("ly invalid"));
 278         }
 279         | mudela INVALID        {
 280                 THIS->error_level_i_  = 1;
 281                 //THIS->parser_error (_ ("ly invalid"));
 282         }
 283         ;
 284
 285 toplevel_expression:
 286         notenames_block                 {
 287                 THIS->lexer_p_->pitchname_tab_ =  $1;
 288         }
 289         | chordmodifiers_block                  {
 290                 THIS->lexer_p_->chordmodifier_tab_  = $1;
 291         }
 292         | mudela_header {
 293                 delete header_global_p;
 294                 header_global_p = $1;
 295         }
 296         | score_block {
 297                 score_global_array.push ($1);
 298         }
 299         | output_def {
 300                 Identifier * id = new
 301                         Music_output_def_identifier ($1, MUSIC_OUTPUT_DEF_IDENTIFIER);
 302                 if (dynamic_cast<Paper_def*> ($1))
 303                         THIS->lexer_p_->set_identifier ("$defaultpaper", id->self_scm ());
 304                 else if (dynamic_cast<Midi_def*> ($1))
 305                         THIS->lexer_p_->set_identifier ("$defaultmidi", id->self_scm ());
 306         }
 307         | embedded_scm {
 308                 // junk value
 309         }
 310         ;
 311
 312 embedded_scm:
 313         SCM_T
 314         | SCM_IDENTIFIER
 315         ;
 316
 317
 318 chordmodifiers_block:
 319         CHORDMODIFIERS notenames_body   {  $$ = $2; }
 320         ;
 321
 322
 323 notenames_block:
 324         NOTENAMES notenames_body   {  $$ = $2; }
 325         ;
 326
 327
 328
 329 notenames_body:
 330         embedded_scm    {
 331           int i = scm_ilength ($1);
 332
 333           SCM tab = scm_make_vector (gh_int2scm (i), SCM_EOL);
 334           for (SCM s = $1; s != SCM_EOL; s = gh_cdr (s)) {
 335                 SCM pt = gh_cdar (s);
 336                 if (scm_ilength (pt) != 3)
 337                         THIS->parser_error ("Need three args");
 338                 scm_hashq_set_x (tab, gh_caar(s), pt);
 339           }
 340
 341           $$ = tab;
 342         }
 343         ;
 344
 345 mudela_header_body:
 346         {
 347                 $$ = new Scope;
 348                 THIS->lexer_p_-> scope_l_arr_.push ($$);
 349         }
 350         | mudela_header_body assignment semicolon {
 351
 352         }
 353         ;
 354
 355 mudela_header:
 356         HEADER '{' mudela_header_body '}'       {
 357                 $$ = $3;
 358                 THIS->lexer_p_-> scope_l_arr_.pop ();
 359         }
 360         ;
 361
 362
 363 /*
 364         DECLARATIONS
 365 */
 366 assignment:
 367         STRING {
 368                 THIS->remember_spot ();
 369         }
 370         /* cont */ '=' identifier_init  {
 371                 THIS->lexer_p_->set_identifier (ly_scm2string ($1), $4);
 372
 373 /*
 374  TODO: devise standard for protection in parser.
 375
 376   The parser stack lives on the C-stack, which means that
 377 all objects can be unprotected as soon as they're here.
 378
 379 */
 380                 Identifier * id =unsmob_identifier ($4);
 381                 Input spot = THIS->pop_spot ();
 382                 if (id) id->set_spot (spot);
 383         }
 384         ;
 385
 386
 387
 388 identifier_init:
 389         score_block {
 390                 $$ = (new Score_identifier ($1, SCORE_IDENTIFIER))->self_scm();
 391         }
 392         | output_def {
 393                 $$ = (new Music_output_def_identifier ($1, MUSIC_OUTPUT_DEF_IDENTIFIER))->self_scm();
 394         }
 395         | translator_spec_block {
 396                 $$ = $1;
 397         }
 398         | Music  {
 399                 $$ = $1->self_scm ();
 400                 scm_unprotect_object ($$);
 401         }
 402         | post_request {
 403                 $$ = $1->self_scm ();
 404                 scm_unprotect_object ($$);
 405         }
 406         | explicit_duration {
 407                 $$ = (new Duration_identifier ($1, DURATION_IDENTIFIER))->self_scm ();
 408         }
 409         | number_expression {
 410                 $$ = $1;
 411         }
 412         | string {
 413                 $$ = $1;
 414         }
 415         | embedded_scm  {
 416                 $$ = $1;
 417         }
 418         ;
 419
 420 translator_spec_block:
 421         TRANSLATOR '{' translator_spec_body '}'
 422                 {
 423                 $$ = $3;
 424         }
 425         ;
 426
 427 translator_spec_body:
 428         TRANSLATOR_IDENTIFIER   {
 429                 $$ = unsmob_translator_def ($1)->clone_scm ();
 430                 unsmob_translator_def ($$)-> set_spot (THIS->here_input ());
 431         }
 432         | TYPE STRING semicolon {
 433                 $$ = Translator_def::make_scm ();
 434                 Translator_def*td =  unsmob_translator_def ($$);
 435                 td->translator_group_type_ = $2;
 436                 td->set_spot (THIS->here_input ());
 437         }
 438         | translator_spec_body STRING '=' embedded_scm                  {
 439                 unsmob_translator_def ($$)->add_property_assign ($2, $4);
 440         }
 441         | translator_spec_body STRING PUSH embedded_scm '=' embedded_scm {
 442                 unsmob_translator_def ($$)
 443                         ->add_push_property (scm_string_to_symbol ($2), $4, $6);
 444         }
 445         | translator_spec_body STRING POP embedded_scm  {
 446           unsmob_translator_def($$)->add_pop_property (
 447                 scm_string_to_symbol ($2), $4);
 448         }
 449         | translator_spec_body STRING '=' identifier_init semicolon     {
 450                 SCM v = gh_int2scm (0);
 451                 if (gh_string_p ($4) || gh_number_p ($4) || gh_boolean_p ($4))
 452                         v = $4;
 453                 else
 454                         THIS->parser_error (_("Wrong type for property value"));
 455
 456                 /* ugh*/
 457                 unsmob_translator_def($$)->add_property_assign ($2, v);
 458         }
 459         | translator_spec_body NAME STRING semicolon {
 460                 unsmob_translator_def ($$)->type_name_ = $3;
 461         }
 462         | translator_spec_body CONSISTS STRING semicolon {
 463                 unsmob_translator_def ($$)->add_element ($3);
 464         }
 465         | translator_spec_body ELEMENTDESCRIPTIONS embedded_scm {
 466                 for (SCM p = $3; gh_pair_p (p); p = gh_cdr (p))
 467                         unsmob_translator_def ($$)
 468                         ->add_property_assign (scm_symbol_to_string (gh_caar (p)), gh_cdar (p));
 469
 470         }
 471         | translator_spec_body CONSISTSEND STRING semicolon {
 472                 unsmob_translator_def ($$)->add_last_element ( $3);
 473         }
 474         | translator_spec_body ACCEPTS STRING semicolon {
 475                 unsmob_translator_def ($$)->set_acceptor ($3,true);
 476         }
 477         | translator_spec_body DENIES STRING semicolon {
 478                 unsmob_translator_def ($$)->set_acceptor ($3,false);
 479         }
 480         | translator_spec_body REMOVE STRING semicolon {
 481                 unsmob_translator_def ($$)->remove_element ($3);
 482         }
 483         ;
 484
 485 /*
 486         SCORE
 487 */
 488 score_block:
 489         SCORE {
 490                 THIS->remember_spot ();
 491         }
 492         /*cont*/ '{' score_body '}'     {
 493                 THIS->pop_spot ();
 494                 $$ = $4;
 495                 if (!$$->def_p_arr_.size ())
 496                 {
 497                   Identifier *id =
 498                         unsmob_identifier (THIS->lexer_p_->lookup_identifier ("$defaultpaper"));
 499                   $$->add_output (id ? id->access_content_Music_output_def (true) : new Paper_def );
 500                 }
 501         }
 502 /*
 503         | SCORE '{' score_body error {
 504                 $$ = $3
 505                 $$->set_spot (THIS->here_input ());
 506                 // THIS->here_input ().error ("SCORE INVALID");
 507                 $$->error ("SCORE INVALID");
 508                 THIS->parser_error (_f ("SCORE ERROR"));
 509         }
 510 */
 511         ;
 512
 513 score_body:
 514         Music   {
 515                 $$ = new Score;
 516
 517                 $$->set_spot (THIS->here_input ());
 518                 SCM m = $1->self_scm ();
 519                 scm_unprotect_object (m);
 520                 $$->music_ = m;
 521         }
 522         | SCORE_IDENTIFIER {
 523                 $$ = $1->access_content_Score (true);
 524         }
 525         | score_body mudela_header      {
 526                 $$->header_p_ = $2;
 527         }
 528         | score_body output_def {
 529                 $$->add_output ($2);
 530         }
 531         | score_body error {
 532
 533         }
 534         ;
 535
 536
 537 /*
 538         MIDI
 539 */
 540 output_def:
 541         music_output_def_body '}' {
 542                 $$ = $1;
 543                 THIS-> lexer_p_-> scope_l_arr_.pop();
 544         }
 545         ;
 546
 547 music_output_def_body:
 548         MIDI '{'    {
 549          Identifier *id = unsmob_identifier (THIS->lexer_p_->lookup_identifier ("$defaultmidi"));
 550
 551
 552          Midi_def* p =0;
 553         if (id)
 554                 p = dynamic_cast<Midi_def*> (id->access_content_Music_output_def (true));
 555         else
 556                 p = new Midi_def;
 557
 558          $$ = p;
 559          THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
 560         }
 561         | PAPER '{'     {
 562                   Identifier *id = unsmob_identifier (THIS->lexer_p_->lookup_identifier ("$defaultpaper"));
 563                   Paper_def *p = 0;
 564                 if (id)
 565                         p = dynamic_cast<Paper_def*> (id->access_content_Music_output_def (true));
 566                 else
 567                         p = new Paper_def;
 568                 THIS-> lexer_p_-> scope_l_arr_.push (p->scope_p_);
 569                 $$ = p;
 570         }
 571         | PAPER '{' MUSIC_OUTPUT_DEF_IDENTIFIER         {
 572                 Music_output_def *p = $3->access_content_Music_output_def (true);
 573                 THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
 574                 $$ = p;
 575         }
 576         | MIDI '{' MUSIC_OUTPUT_DEF_IDENTIFIER  {
 577                 Music_output_def *p = $3->access_content_Music_output_def (true);
 578                 THIS->lexer_p_->scope_l_arr_.push (p->scope_p_);
 579                 $$ = p;
 580         }
 581         | music_output_def_body assignment semicolon {
 582
 583         }
 584         | music_output_def_body translator_spec_block   {
 585                 $$->assign_translator ($2);
 586         }
 587         | music_output_def_body STYLESHEET embedded_scm {
 588                 dynamic_cast<Paper_def*> ($$)-> style_sheet_ = $3;
 589         }
 590         | music_output_def_body tempo_request semicolon {
 591                 /*
 592                         junk this ? there already is tempo stuff in
 593                         music.
 594                 */
 595                 dynamic_cast<Midi_def*> ($$)->set_tempo ($2->dur_.length_mom (), $2->metronome_i_);
 596         }
 597         | music_output_def_body error {
 598
 599         }
 600         ;
 601
 602 tempo_request:
 603         TEMPO steno_duration '=' bare_unsigned  {
 604                 $$ = new Tempo_req;
 605                 $$->dur_ = *$2;
 606                 delete $2;
 607                 $$-> metronome_i_ = $4;
 608         }
 609         ;
 610
 611 Music_list: /* empty */ {
 612                 $$ = gh_cons (SCM_EOL, SCM_EOL);
 613         }
 614         | Music_list Music {
 615                 SCM s = $$;
 616                 SCM c = gh_cons ($2->self_scm (), SCM_EOL);
 617                 scm_unprotect_object ($2->self_scm ()); /* UGH */
 618
 619
 620                 if (gh_pair_p (gh_cdr (s)))
 621                         gh_set_cdr_x (gh_cdr (s), c); /* append */
 622                 else
 623                         gh_set_car_x (s, c); /* set first cons */
 624                 gh_set_cdr_x (s, c) ;  /* remember last cell */
 625         }
 626         | Music_list error {
 627         }
 628         ;
 629
 630
 631 Music:
 632         Simple_music
 633         | Composite_music
 634         ;
 635
 636 Alternative_music:
 637         /* empty */ {
 638                 $$ = 0;
 639         }
 640         | ALTERNATIVE Music_sequence {
 641                 $$ = $2;
 642                 $2->set_spot (THIS->here_input ());
 643         }
 644         ;
 645
 646
 647
 648
 649 Repeated_music:
 650         REPEAT STRING bare_unsigned Music Alternative_music
 651         {
 652                 Music_sequence* m = dynamic_cast <Music_sequence*> ($5);
 653                 if (m && $3 < m->length_i ())
 654                         $5->origin ()->warning (_ ("More alternatives than repeats.  Junking excess alternatives."));
 655
 656                 Repeated_music * r = new Repeated_music ($4, $3 >? 1, m);
 657                 $$ = r;
 658                 r->type_ = ly_scm2string ($2);
 659                 r->fold_b_ = (r->type_ == "fold");
 660                 r->volta_fold_b_ =  (r->type_ == "volta");
 661                 r->set_spot (*$4->origin ());
 662         }
 663         ;
 664
 665 Music_sequence: '{' Music_list '}'      {
 666                 $$ = new Music_sequence (gh_car ($2));
 667         }
 668         ;
 669
 670 Sequential_music:
 671         SEQUENTIAL '{' Music_list '}'           {
 672                 $$ = new Sequential_music (gh_car ($3));
 673         }
 674         | '{' Music_list '}'            {
 675                 $$ = new Sequential_music (gh_car ($2));
 676         }
 677         ;
 678
 679 Simultaneous_music:
 680         SIMULTANEOUS '{' Music_list '}'{
 681                 $$ = new Simultaneous_music (gh_car ($3));
 682         }
 683         | '<' Music_list '>'    {
 684                 $$ = new Simultaneous_music (gh_car ($2));
 685         }
 686         ;
 687
 688 Simple_music:
 689         request_chord           { $$ = $1; }
 690         | OUTPUTPROPERTY embedded_scm embedded_scm '=' embedded_scm     {
 691                 SCM pred = $2;
 692                 if (!gh_symbol_p ($3))
 693                 {
 694                         THIS->parser_error (_("Second argument must be a symbol"));
 695                 }
 696                 /*hould check # args */
 697                 if (!gh_procedure_p (pred))
 698                 {
 699                         THIS->parser_error (_("First argument must be a procedure taking 1 argument"));
 700                 }
 701
 702           Music *m = new Music;
 703           m->set_mus_property ("predicate", pred);
 704           m->set_mus_property ("symbol", $3);
 705           m->set_mus_property ("value",  $5);
 706           m->set_mus_property ("type", ly_symbol2scm ("output-property"));
 707
 708                 $$ = m;
 709         }
 710         | MUSIC_IDENTIFIER {
 711                 $$ = unsmob_music ($1)->clone ();
 712         }
 713         | property_def
 714         | translator_change
 715         | Simple_music '*' bare_unsigned '/' bare_unsigned      {
 716                 $$ = $1;
 717                 $$->compress (Moment($3, $5 ));
 718         }
 719         | Simple_music '*' bare_unsigned                 {
 720                 $$ = $1;
 721                 $$->compress (Moment ($3, 1));
 722         }
 723         ;
 724
 725
 726 Composite_music:
 727         CONTEXT STRING Music    {
 728                 Context_specced_music *csm =  new Context_specced_music ($3);
 729
 730                 csm->translator_type_str_ = ly_scm2string ($2);
 731                 csm->translator_id_str_ = "";
 732
 733
 734                 $$ = csm;
 735         }
 736         | AUTOCHANGE STRING Music       {
 737                 Auto_change_music * chm = new Auto_change_music ($3);
 738                 chm->set_mus_property ("what", $2);
 739
 740                 $$ = chm;
 741                 chm->set_spot (*$3->origin ());
 742         }
 743         | GRACE Music {
 744                 $$ = new Grace_music ($2);
 745         }
 746         | CONTEXT STRING '=' STRING Music {
 747                 Context_specced_music *csm =  new Context_specced_music ($5);
 748
 749                 csm->translator_type_str_ = ly_scm2string ($2);
 750                 csm->translator_id_str_ = ly_scm2string ($4);
 751
 752                 $$ = csm;
 753         }
 754         | TIMES {
 755                 THIS->remember_spot ();
 756         }
 757         /* CONTINUED */
 758                 bare_unsigned '/' bare_unsigned Music
 759
 760         {
 761                 $$ = new Time_scaled_music ($3, $5, $6);
 762                 $$->set_spot (THIS->pop_spot ());
 763         }
 764         | Repeated_music                { $$ = $1; }
 765         | Simultaneous_music            { $$ = $1; }
 766         | Sequential_music              { $$ = $1; }
 767         | TRANSPOSE musical_pitch Music {
 768                 $$ = new Transposed_music ($3, *$2);
 769                 delete $2; // ugh
 770         }
 771         | TRANSPOSE steno_tonic_pitch Music {
 772                 $$ = new Transposed_music ($3, *$2);
 773                 delete $2; // ugh
 774         }
 775         | NOTES
 776                 { THIS->lexer_p_->push_note_state (); }
 777         Music
 778                 { $$ = $3;
 779                   THIS->lexer_p_->pop_state ();
 780                 }
 781         | CHORDS
 782                 { THIS->lexer_p_->push_chord_state (); }
 783         Music
 784                 {
 785                   $$ = $3;
 786                   THIS->lexer_p_->pop_state ();
 787         }
 788         | LYRICS
 789                 { THIS->lexer_p_->push_lyric_state (); }
 790         Music
 791                 {
 792                   $$ = $3;
 793                   THIS->lexer_p_->pop_state ();
 794         }
 795         | relative_music        { $$ = $1; }
 796         | re_rhythmed_music     { $$ = $1; }
 797         | part_combined_music   { $$ = $1; }
 798         ;
 799
 800 relative_music:
 801         RELATIVE absolute_musical_pitch Music {
 802                 $$ = new Relative_octave_music ($3, *$2);
 803                 delete $2; // ugh
 804         }
 805         ;
 806
 807 re_rhythmed_music:
 808         ADDLYRICS Music Music {
 809                 Lyric_combine_music * l = new Lyric_combine_music ($2, $3);
 810                 $$ = l;
 811         }
 812         ;
 813
 814 part_combined_music:
 815         PARTCOMBINE STRING Music Music {
 816                 Part_combine_music * p = new Part_combine_music (ly_scm2string ($2), $3, $4);
 817                 $$ = p;
 818         }
 819         ;
 820
 821 translator_change:
 822         TRANSLATOR STRING '=' STRING  {
 823                 Music * t = new Music;
 824                 t->set_mus_property ("type",
 825                         ly_symbol2scm ("change-translator"));
 826                 t-> set_mus_property ("change-to-type", $2);
 827                 t-> set_mus_property ("change-to-id", $4);
 828
 829                 $$ = t;
 830                 $$->set_spot (THIS->here_input ());
 831         }
 832         ;
 833
 834 property_def:
 835         PROPERTY STRING '.' STRING '='  scalar {
 836                 Music *t = new Music;
 837
 838                 t->set_mus_property ("type", ly_symbol2scm ("property-set"));
 839                 t->set_mus_property ("symbol", scm_string_to_symbol ($4));
 840                 t->set_mus_property ("value", $6);
 841
 842                 Context_specced_music *csm = new Context_specced_music (t);
 843                 $$ = csm;
 844                 $$->set_spot (THIS->here_input ());
 845
 846                 csm-> translator_type_str_ = ly_scm2string ($2);
 847         }
 848         | PROPERTY STRING '.' STRING PUSH embedded_scm '=' embedded_scm {
 849                 Music *t = new Music;
 850                 t->set_mus_property ("type", ly_symbol2scm ("property-push"));
 851                 t->set_mus_property ("symbols", scm_string_to_symbol ($4));
 852                 t->set_mus_property ("element-property", $6);
 853                 t->set_mus_property ("element-value", $8);
 854                 Context_specced_music *csm = new Context_specced_music (t);
 855                 $$ = csm;
 856                 $$->set_spot (THIS->here_input ());
 857
 858                 csm-> translator_type_str_ = ly_scm2string ($2);
 859         }
 860         | PROPERTY STRING '.' STRING POP embedded_scm {
 861                 Music *t = new Music;
 862                 t->set_mus_property ("type", ly_symbol2scm ("property-pop"));
 863                 t->set_mus_property ("symbols", scm_string_to_symbol ($4));
 864                 t->set_mus_property ("element-property", $6);
 865
 866                 Context_specced_music *csm = new Context_specced_music (t);
 867                 $$ = csm;
 868                 $$->set_spot (THIS->here_input ());
 869
 870                 csm-> translator_type_str_ = ly_scm2string ($2);
 871         }
 872         ;
 873
 874 scalar:
 875         string          { $$ = $1; }
 876         | bare_int      { $$ = gh_int2scm ($1); }
 877         | embedded_scm  { $$ = $1; }
 878         ;
 879
 880
 881 request_chord:
 882         pre_requests simple_element post_requests       {
 883                 Music_sequence *l = dynamic_cast<Music_sequence*>($2);
 884                 if (l) {
 885                         for (int i=0; i < $1->size(); i++)
 886                                 l->append_music ($1->elem(i));
 887                         for (int i=0; i < $3->size(); i++)
 888                                 l->append_music ($3->elem(i));
 889                         }
 890                 else
 891                         programming_error ("Need Sequence to add music to");
 892                 $$ = $2;
 893
 894         }
 895         | command_element
 896         ;
 897
 898 command_element:
 899         command_req {
 900                 $$ = new Request_chord (gh_cons ($1->self_scm (), SCM_EOL));
 901                 $$-> set_spot (THIS->here_input ());
 902                 $1-> set_spot (THIS->here_input ());
 903         }
 904         | PARTIAL duration_length ';'   {
 905                 Music * p = new Music;
 906                 p->set_mus_property ("symbol", ly_symbol2scm ( "measurePosition"));
 907                 p->set_mus_property ("type", ly_symbol2scm ("property-set"));
 908
 909                 Moment m = - $2->length_mom ();
 910                 p->set_mus_property ("value", m.make_scm());
 911                 delete $2; // ugh
 912                 Context_specced_music * sp = new Context_specced_music (p);
 913                 $$ =sp ;
 914                 sp-> translator_type_str_ = "Score";
 915         }
 916         ;
 917
 918 command_req:
 919         shorthand_command_req
 920         | verbose_command_req semicolon { $$ = $1; }
 921         ;
 922
 923 shorthand_command_req:
 924         extender_req {
 925                 $$ = $1;
 926         }
 927         | hyphen_req {
 928                 $$ = $1;
 929         }
 930         | '|'                           {
 931                 $$ = new Barcheck_req;
 932         }
 933         | '~'   {
 934                 $$ = new Tie_req;
 935         }
 936         | '['           {
 937                 Span_req*b= new Span_req;
 938                 b->span_dir_ = START;
 939                 b->span_type_str_ = "beam";
 940                 $$ =b;
 941         }
 942         | ']'           {
 943              Span_req*b= new Span_req;
 944              b->span_dir_ = STOP;
 945              b->span_type_str_ = "beam";
 946              $$ = b;
 947         }
 948         | BREATHE {
 949                 $$ = new Breathing_sign_req;
 950         }
 951         ;
 952
 953
 954 verbose_command_req:
 955
 956         BAR STRING                      {
 957                 $$ = new Bar_req (ly_scm2string ($2));
 958         }
 959         | COMMANDSPANREQUEST bare_int STRING {
 960                 Span_req * sp_p = new Span_req;
 961                 sp_p-> span_dir_  = Direction($2);
 962                 sp_p->span_type_str_ = ly_scm2string ($3);
 963                 sp_p->set_spot (THIS->here_input ());
 964                 $$ = sp_p;
 965         }
 966         | MARK  {
 967                 Mark_req * m = new Mark_req;
 968                 $$ = m;
 969         }
 970         | MARK STRING {
 971                 Mark_req *m = new Mark_req;
 972                 m->set_mus_property ("label", $2);
 973                 $$ = m;
 974
 975         }
 976         | MARK bare_unsigned {
 977                 Mark_req *m = new Mark_req;
 978                 m->set_mus_property ("label",  gh_int2scm ($2));
 979                 $$ = m;
 980         }
 981
 982         | TIME_T bare_unsigned '/' bare_unsigned        {
 983                 Time_signature_change_req *m = new Time_signature_change_req;
 984                 m->beats_i_ = $2;
 985                 m->one_beat_i_=$4;
 986                 $$ = m;
 987         }
 988         | PENALTY bare_int      {
 989                 Break_req * b = new Break_req;
 990                 b->penalty_f_ = $2 / 100.0;
 991                 b->set_spot (THIS->here_input ());
 992                 $$ = b;
 993         }
 994         | SKIP duration_length {
 995                 Skip_req * skip_p = new Skip_req;
 996                 skip_p->duration_ = *$2;
 997                 delete $2; // ugh
 998                 $$ = skip_p;
 999         }
1000         | tempo_request {
1001                 $$ = $1;
1002         }
1003         | CLEF STRING {
1004                 $$ = new Clef_change_req (ly_scm2string ($2));
1005
1006         }
1007         | KEY {
1008                 Key_change_req *key_p= new Key_change_req;
1009                 $$ = key_p;
1010         }
1011         | KEY NOTENAME_PITCH SCM_IDENTIFIER     {
1012                 Key_change_req *key_p= new Key_change_req;
1013
1014                 key_p->set_mus_property ("pitch-alist", $3);
1015                 ((Music* )key_p)->transpose (* $2);
1016                 $$ = key_p;
1017         }
1018         ;
1019
1020 post_requests:
1021         {
1022                 $$ = new Link_array<Request>;
1023         }
1024         | post_requests post_request {
1025                 $2->set_spot (THIS->here_input ());
1026                 $$->push ($2);
1027         }
1028         ;
1029
1030 post_request:
1031         verbose_request
1032         | request_with_dir
1033         | close_request
1034         ;
1035
1036
1037 request_that_take_dir:
1038         gen_text_def
1039         | verbose_request
1040         | script_abbreviation {
1041                 SCM s = THIS->lexer_p_->lookup_identifier ("dash-" + ly_scm2string ($1));
1042                 Articulation_req *a = new Articulation_req;
1043                 if (gh_string_p (s))
1044                         a->articulation_str_ = ly_scm2string (s);
1045                 else THIS->parser_error (_ ("Expecting string as script definition"));
1046                 $$ = a;
1047         }
1048         ;
1049
1050 request_with_dir:
1051         script_dir request_that_take_dir        {
1052                 if (Script_req * gs = dynamic_cast<Script_req*> ($2))
1053                         gs->set_direction (Direction ($1));
1054                 else if ($1)
1055                         $2->origin ()->warning (_ ("Can't specify direction for this request"));
1056                 $$ = $2;
1057         }
1058         ;
1059
1060 verbose_request:
1061         REQUEST_IDENTIFIER      {
1062                 $$ = dynamic_cast<Request*> (unsmob_music ($1)->clone ());
1063                 $$->set_spot (THIS->here_input ());
1064         }
1065         | DYNAMICSCRIPT embedded_scm {
1066                 /*
1067                         TODO: junkme, use text-type == dynamic
1068                 */
1069                 Text_script_req *d = new Text_script_req;
1070                 d->set_mus_property ("text-type" , ly_symbol2scm ("dynamic"));
1071                 d->set_mus_property ("text", $2);
1072                 d->set_spot (THIS->here_input ());
1073                 $$ = d;
1074         }
1075         | TEXTSCRIPT embedded_scm {
1076                 Text_script_req *t = new Text_script_req;
1077                 t->set_mus_property ("text", $2);
1078                 t->set_spot (THIS->here_input ());
1079                 $$ = t;
1080         }
1081         | SPANREQUEST bare_int STRING {
1082                 Span_req * sp_p = new Span_req;
1083                 sp_p->span_dir_  = Direction($2);
1084                 sp_p->span_type_str_ = ly_scm2string ($3);
1085                 sp_p->set_spot (THIS->here_input ());
1086                 $$ = sp_p;
1087         }
1088         | tremolo_type  {
1089                 Tremolo_req* a = new Tremolo_req;
1090                 a->set_spot (THIS->here_input ());
1091                 a->type_i_ = $1;
1092                 $$ = a;
1093         }
1094         | SCRIPT STRING         {
1095                 Articulation_req * a = new Articulation_req;
1096                 a->articulation_str_ = ly_scm2string ($2);
1097                 a->set_spot (THIS->here_input ());
1098                 $$ = a;
1099         }
1100         | ARPEGGIO {
1101                 Arpeggio_req *a = new Arpeggio_req;
1102                 a->set_spot (THIS->here_input ());
1103                 $$ = a;
1104         }
1105         ;
1106
1107 sup_quotes:
1108         '\'' {
1109                 $$ = 1;
1110         }
1111         | sup_quotes '\'' {
1112                 $$ ++;
1113         }
1114         ;
1115
1116 sub_quotes:
1117         ',' {
1118                 $$ = 1;
1119         }
1120         | sub_quotes ',' {
1121                 $$ ++ ;
1122         }
1123         ;
1124
1125 steno_musical_pitch:
1126         NOTENAME_PITCH  {
1127                 $$ = $1;
1128         }
1129         | NOTENAME_PITCH sup_quotes     {
1130                 $$ = $1;
1131                 $$->octave_i_ +=  $2;
1132         }
1133         | NOTENAME_PITCH sub_quotes      {
1134                 $$ = $1;
1135                 $$->octave_i_ += - $2;
1136         }
1137         ;
1138
1139 steno_tonic_pitch:
1140         TONICNAME_PITCH {
1141                 $$ = $1;
1142         }
1143         | TONICNAME_PITCH sup_quotes    {
1144                 $$ = $1;
1145                 $$->octave_i_ +=  $2;
1146         }
1147         | TONICNAME_PITCH sub_quotes     {
1148                 $$ = $1;
1149                 $$->octave_i_ += - $2;
1150         }
1151         ;
1152
1153 musical_pitch:
1154         steno_musical_pitch {
1155                 $$ = $1;
1156         }
1157         | MUSICAL_PITCH embedded_scm {
1158                 int sz = scm_ilength ($2);
1159                 if (sz != 3) {
1160                         THIS->parser_error (_f ("Expecting %d arguments", 3));
1161                         $2 = gh_list (gh_int2scm (0), gh_int2scm (0), gh_int2scm (0), SCM_UNDEFINED);
1162                 }
1163                 $$ = new Musical_pitch ($2);
1164         }
1165         ;
1166
1167 explicit_duration:
1168         DURATION embedded_scm   {
1169                 $$ = new Duration;
1170                 if (scm_ilength ($2) == 2)
1171                         {
1172                         $$-> durlog_i_ = gh_scm2int (gh_car($2));
1173                         $$-> dots_i_ = gh_scm2int (gh_cadr($2));
1174                         }
1175                 else
1176                         THIS->parser_error (_("Must have 2 arguments for duration"));
1177         }
1178         ;
1179
1180 extender_req:
1181         EXTENDER {
1182                 if (!THIS->lexer_p_->lyric_state_b ())
1183                         THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
1184                 $$ = new Extender_req;
1185         }
1186         ;
1187
1188 hyphen_req:
1189         HYPHEN {
1190                 if (!THIS->lexer_p_->lyric_state_b ())
1191                         THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
1192                 $$ = new Hyphen_req;
1193         }
1194         ;
1195
1196 close_request:
1197         close_request_parens {
1198                 $$ = $1;
1199                 dynamic_cast<Span_req*> ($$)->span_dir_ = START;
1200         }
1201
1202 close_request_parens:
1203         '('     {
1204                 Span_req* s= new Span_req;
1205                 $$ = s;
1206                 s->span_type_str_ = "slur";
1207         }
1208         | E_SMALLER {
1209                 Span_req*s =new Span_req;
1210                 $$ = s;
1211                 s->span_type_str_ = "crescendo";
1212         }
1213         | E_BIGGER {
1214                 Span_req*s =new Span_req;
1215                 $$ = s;
1216                 s->span_type_str_ = "decrescendo";
1217         }
1218         ;
1219
1220
1221 open_request:
1222         open_request_parens {
1223                 $$ = $1;
1224                 dynamic_cast<Span_req*> ($$)->span_dir_ = STOP;
1225         }
1226         ;
1227
1228 open_request_parens:
1229         E_EXCLAMATION   {
1230                 Span_req *s =  new Span_req;
1231                 s->span_type_str_ = "crescendo";
1232                 $$ = s;
1233         }
1234         | ')'   {
1235                 Span_req* s= new Span_req;
1236                 $$ = s;
1237                 s->span_type_str_ = "slur";
1238         }
1239         ;
1240
1241 gen_text_def:
1242         embedded_scm {
1243                 Text_script_req *t = new Text_script_req;
1244                 t->set_mus_property ("text", $1);
1245                 t->set_spot (THIS->here_input ());
1246                 $$ = t;
1247         }
1248         | string {
1249                 Text_script_req *t = new Text_script_req;
1250                 t->set_mus_property ("text", $1);
1251                 t->set_spot (THIS->here_input ());
1252                 $$ = t;
1253         }
1254         | DIGIT {
1255                 String ds = to_str ($1);
1256                 Text_script_req* t = new Text_script_req;
1257
1258                 t->set_mus_property ("text",  ly_str02scm (ds.ch_C()));
1259                 t->set_mus_property ("text-type" , ly_symbol2scm ("finger"));
1260                 t->set_spot (THIS->here_input ());
1261                 $$ = t;
1262         }
1263         ;
1264
1265 script_abbreviation:
1266         '^'             {
1267                 $$ = gh_str02scm  ("hat");
1268         }
1269         | '+'           {
1270                 $$ = gh_str02scm("plus");
1271         }
1272         | '-'           {
1273                 $$ = gh_str02scm ("dash");
1274         }
1275         | '|'           {
1276                 $$ = gh_str02scm ("bar");
1277         }
1278         | '>'           {
1279                 $$ = gh_str02scm ("larger");
1280         }
1281         | '.'           {
1282                 $$ = gh_str02scm ("dot");
1283         }
1284         ;
1285
1286
1287 script_dir:
1288         '_'     { $$ = DOWN; }
1289         | '^'   { $$ = UP; }
1290         | '-'   { $$ = CENTER; }
1291         ;
1292
1293 pre_requests:
1294         {
1295                 $$ = new Link_array<Request>;
1296         }
1297         | pre_requests open_request {
1298                 $$->push ($2);
1299         }
1300         ;
1301
1302 absolute_musical_pitch:
1303         steno_musical_pitch     {
1304                 $$ = $1;
1305         }
1306         ;
1307
1308 duration_length:
1309         steno_duration {
1310                 $$ = $1;
1311         }
1312         | duration_length '*' bare_unsigned {
1313                 $$->tuplet_iso_i_ *= $3;
1314         }
1315         | duration_length '/' bare_unsigned {
1316                 $$->tuplet_type_i_ *= $3;
1317         }
1318         ;
1319
1320 entered_notemode_duration:
1321         steno_duration  {
1322                 THIS->set_last_duration ($1);
1323         }
1324         ;
1325
1326 optional_notemode_duration:
1327         {
1328                 $$ = new Duration (THIS->default_duration_);
1329         }
1330         | entered_notemode_duration {
1331                 $$ = $1;
1332         }
1333         ;
1334
1335 steno_duration:
1336         bare_unsigned           {
1337                 $$ = new Duration;
1338                 if (!is_duration_b ($1))
1339                         THIS->parser_error (_f ("not a duration: %d", $1));
1340                 else {
1341                         $$->durlog_i_ = intlog2 ($1);
1342                      }
1343         }
1344         | DURATION_IDENTIFIER   {
1345                 $$ = $1->access_content_Duration (true);
1346         }
1347         | steno_duration '.'    {
1348                 $$->dots_i_ ++;
1349         }
1350         ;
1351
1352
1353 tremolo_type:
1354         ':'     {
1355                 $$ =0;
1356         }
1357         | ':' bare_unsigned {
1358                 if (!is_duration_b ($2))
1359                         THIS->parser_error (_f ("not a duration: %d", $2));
1360                 $$ = $2;
1361         }
1362         ;
1363
1364
1365 simple_element:
1366         musical_pitch exclamations questions optional_notemode_duration {
1367                 if (!THIS->lexer_p_->note_state_b ())
1368                         THIS->parser_error (_ ("Have to be in Note mode for notes"));
1369
1370
1371                 Note_req *n = new Note_req;
1372
1373                 n->pitch_ = *$1;
1374                 n->duration_ = *$4;
1375
1376                 n->cautionary_b_ = $3 % 2;
1377                 n->forceacc_b_ = $2 % 2 || n->cautionary_b_;
1378
1379
1380                 Simultaneous_music*v = new Request_chord (gh_list (n->self_scm (), SCM_UNDEFINED));
1381                 v->set_spot ($1->spot ());
1382                 n->set_spot ($1->spot ());
1383                 $$ = v;
1384
1385                 delete $1;
1386                 delete $4;
1387         }
1388         | RESTNAME optional_notemode_duration           {
1389
1390                 SCM e = SCM_UNDEFINED;
1391                   if (ly_scm2string ($1) =="s")
1392                     { /* Space */
1393                       Skip_req * skip_p = new Skip_req;
1394                       skip_p->duration_ = *$2;
1395
1396                       skip_p->set_spot (THIS->here_input());
1397                         e = skip_p->self_scm ();
1398                     }
1399                   else
1400                     {
1401                       Rest_req * rest_req_p = new Rest_req;
1402                       rest_req_p->duration_ = *$2;
1403                       rest_req_p->set_spot (THIS->here_input());
1404                         e = rest_req_p->self_scm ();
1405                     }
1406                   Simultaneous_music* velt_p = new Request_chord (gh_list (e,SCM_UNDEFINED));
1407                   velt_p->set_spot (THIS->here_input());
1408
1409                   delete $2; // ugh
1410                   $$ = velt_p;
1411         }
1412         | MEASURES optional_notemode_duration   {
1413                 Skip_req * sk = new Skip_req;
1414                 sk->duration_ = *$2;
1415
1416
1417                 Span_req *sp1 = new Span_req;
1418                 Span_req *sp2 = new Span_req;
1419                 sp1-> span_dir_ = START;
1420                 sp2-> span_dir_ = STOP;
1421                 sp1->span_type_str_ = sp2->span_type_str_ = "rest";
1422
1423                 Request_chord * rqc1 = new Request_chord (gh_list (sp1->self_scm (), SCM_UNDEFINED));
1424                 Request_chord * rqc2 = new Request_chord (gh_list (sk->self_scm (), SCM_UNDEFINED));;
1425                 Request_chord * rqc3 = new Request_chord(gh_list (sp2->self_scm (), SCM_UNDEFINED));;
1426
1427                 SCM ms = gh_list (rqc1->self_scm (), rqc2->self_scm (), rqc3->self_scm (), SCM_UNDEFINED);
1428
1429                 $$ = new Sequential_music (ms);
1430         }
1431         | STRING {
1432                 THIS->remember_spot ();
1433         }
1434         /* cont */
1435         optional_notemode_duration      {
1436                 if (!THIS->lexer_p_->lyric_state_b ()) {
1437                         THIS->pop_spot ().error (_ ("Have to be in Lyric mode for lyrics"));
1438                         THIS->error_level_i_  = 1;
1439                         THIS->parser_error (_ ("Giving up"));
1440                 }
1441                 else
1442                         THIS->pop_spot ();
1443                 Lyric_req* lreq_p = new Lyric_req;
1444                 lreq_p->set_mus_property ("text", $1);
1445                 lreq_p->duration_ = *$3;
1446                 lreq_p->set_spot (THIS->here_input());
1447                 Simultaneous_music* velt_p = new Request_chord (gh_list (lreq_p->self_scm (), SCM_UNDEFINED));
1448
1449                 delete  $3; // ugh
1450                 $$= velt_p;
1451
1452         }
1453         | chord {
1454                 if (!THIS->lexer_p_->chord_state_b ())
1455                         THIS->parser_error (_ ("Have to be in Chord mode for chords"));
1456                 $$ = $1;
1457         }
1458         ;
1459
1460
1461 chord:
1462         steno_tonic_pitch optional_notemode_duration chord_additions chord_subtractions chord_inversion chord_bass {
1463                 $$ = get_chord (*$1, $3, $4, $5, $6, *$2);
1464                 $$->set_spot (THIS->here_input ());
1465         };
1466
1467 chord_additions:
1468         {
1469                 $$ = new Array<Musical_pitch>;
1470         }
1471         | CHORD_COLON chord_notes {
1472                 $$ = $2;
1473         }
1474         ;
1475
1476 chord_notes:
1477         chord_step {
1478                 $$ = $1
1479         }
1480         | chord_notes '.' chord_step {
1481                 $$ = $1;
1482                 $$->concat (*$3);
1483         }
1484         ;
1485
1486 chord_subtractions:
1487         {
1488                 $$ = new Array<Musical_pitch>;
1489         }
1490         | CHORD_CARET chord_notes {
1491                 $$ = $2;
1492         }
1493         ;
1494
1495
1496 chord_inversion:
1497         {
1498                 $$ = 0;
1499         }
1500         | '/' steno_tonic_pitch {
1501                 $$ = $2;
1502                 $$->set_spot (THIS->here_input ());
1503         }
1504         ;
1505
1506 chord_bass:
1507         {
1508                 $$ = 0;
1509         }
1510         | CHORD_BASS steno_tonic_pitch {
1511                 $$ = $2;
1512                 $$->set_spot (THIS->here_input ());
1513         }
1514         ;
1515
1516 chord_step:
1517         chord_note {
1518                 $$ = new Array<Musical_pitch>;
1519                 $$->push (*$1);
1520         }
1521         | CHORDMODIFIER_PITCH {
1522                 $$ = new Array<Musical_pitch>;
1523                 $$->push (*$1);
1524         }
1525         | CHORDMODIFIER_PITCH chord_note { /* Ugh. */
1526                 $$ = new Array<Musical_pitch>;
1527                 $$->push (*$1);
1528                 $$->push (*$2);
1529         }
1530         ;
1531
1532 chord_note:
1533         bare_unsigned {
1534                 $$ = new Musical_pitch;
1535                 $$->notename_i_ = ($1 - 1) % 7;
1536                 $$->octave_i_ = $1 > 7 ? 1 : 0;
1537                 $$->accidental_i_ = 0;
1538         }
1539         | bare_unsigned '+' {
1540                 $$ = new Musical_pitch;
1541                 $$->notename_i_ = ($1 - 1) % 7;
1542                 $$->octave_i_ = $1 > 7 ? 1 : 0;
1543                 $$->accidental_i_ = 1;
1544         }
1545         | bare_unsigned CHORD_MINUS {
1546                 $$ = new Musical_pitch;
1547                 $$->notename_i_ = ($1 - 1) % 7;
1548                 $$->octave_i_ = $1 > 7 ? 1 : 0;
1549                 $$->accidental_i_ = -1;
1550         }
1551         ;
1552
1553 /*
1554         UTILITIES
1555  */
1556 number_expression:
1557         bare_number {
1558                 $$ = $1;
1559         }
1560         | '-'  number_expression %prec UNARY_MINUS {
1561                 $$ = scm_difference ($2, SCM_UNDEFINED);
1562         }
1563         | number_expression '*' number_expression {
1564                 $$ = scm_product ($1, $3);
1565         }
1566         | number_expression '/' number_expression {
1567                 $$ = scm_divide ($1, $3);
1568         }
1569         | number_expression '+' number_expression {
1570                 $$ = scm_sum ($1, $3);
1571         }
1572         | number_expression '-' number_expression {
1573                 $$ = scm_difference ($1, $3);
1574         }
1575         | '(' number_expression ')'     {
1576                 $$ = $2;
1577         }
1578         ;
1579
1580 bare_number:
1581         UNSIGNED        {
1582                 $$ = gh_int2scm ($1);
1583         }
1584         | DIGIT         {
1585                 $$ = gh_int2scm ($1);
1586         }
1587         | REAL          {
1588                 $$ = gh_double2scm ($1);
1589         }
1590         | NUMBER_IDENTIFIER             {
1591                 $$ = $1;
1592         }
1593         | REAL CM_T     {
1594                 $$ = gh_double2scm ($1 CM);
1595         }
1596         | REAL PT_T     {
1597                 $$ = gh_double2scm ($1 PT);
1598         }
1599         | REAL IN_T     {
1600                 $$ = gh_double2scm ($1 INCH);
1601         }
1602         | REAL MM_T     {
1603                 $$ = gh_double2scm ($1 MM);
1604         }
1605         | REAL CHAR_T   {
1606                 $$ = gh_double2scm ($1 CHAR);
1607         }
1608         ;
1609
1610
1611 bare_unsigned:
1612         bare_number {
1613                 if (scm_integer_p ($1) == SCM_BOOL_T) {
1614                         $$ = gh_scm2int ($1);
1615
1616                 } else {
1617                         THIS->parser_error (_("need integer number arg"));
1618                         $$ = 0;
1619                 }
1620                 if ($$ < 0) {
1621                         THIS->parser_error (_("Must be positive integer"));
1622                         $$ = -$$;
1623                         }
1624
1625         }
1626         ;
1627 bare_int:
1628         bare_number {
1629                 if (scm_integer_p ($1) == SCM_BOOL_T)
1630                 {
1631                         int k = gh_scm2int ($1);
1632                         $$ = k;
1633                 } else
1634                 {
1635                         THIS->parser_error (_("need integer number arg"));
1636                         $$ = 0;
1637                 }
1638         }
1639         | '-' bare_int {
1640                 $$ = -$2;
1641         }
1642         ;
1643
1644
1645 string:
1646         STRING          {
1647                 $$ = $1;
1648         }
1649         | STRING_IDENTIFIER     {
1650                 $$ = $1;
1651         }
1652         | string '+' string {
1653                 $$ = scm_string_append (scm_listify ($1, $3, SCM_UNDEFINED));
1654         }
1655         ;
1656
1657
1658 exclamations:
1659                 { $$ = 0; }
1660         | exclamations '!'      { $$ ++; }
1661         ;
1662
1663 questions:
1664                 { $$ = 0; }
1665         | questions '?' { $$ ++; }
1666         ;
1667
1668
1669 semicolon:
1670         ';'
1671         ;
1672
1673 %%
1674
1675 void
1676 My_lily_parser::set_yydebug (bool b)
1677 {
1678 #ifdef YYDEBUG
1679         yydebug = b;
1680 #endif
1681 }
1682
1683 extern My_lily_parser * current_parser;
1684
1685 void
1686 My_lily_parser::do_yyparse ()
1687 {
1688
1689         current_parser = this;;
1690         yyparse ((void*)this);
1691 }
1692
1693