lily/parser.y

   1 %{ // -*-Fundamental-*-
   2
   3 /*
   4   parser.y -- YACC parser for mudela
   5
   6   source file of the GNU LilyPond music typesetter
   7
   8   (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
   9            Jan Nieuwenhuizen <jan@digicash.com>
  10 */
  11
  12 #include <iostream.h>
  13
  14 // mmm
  15 #define MUDELA_VERSION "0.1.9"
  16
  17 #include "scalar.hh"
  18 #include "translation-property.hh"
  19 #include "script-def.hh"
  20 #include "symtable.hh"
  21 #include "lookup.hh"
  22 #include "misc.hh"
  23 #include "my-lily-lexer.hh"
  24 #include "paper-def.hh"
  25 #include "midi-def.hh"
  26 #include "main.hh"
  27 #include "keyword.hh"
  28 #include "debug.hh"
  29 #include "parseconstruct.hh"
  30 #include "dimen.hh"
  31 #include "identifier.hh"
  32 #include "command-request.hh"
  33 #include "musical-request.hh"
  34 #include "my-lily-parser.hh"
  35 #include "text-def.hh"
  36 #include "translator-group.hh"
  37 #include "score.hh"
  38 #include "music-list.hh"
  39 #include "header.hh"
  40 #include "duration-convert.hh"
  41 #include "change-translator.hh"
  42
  43 int const GUESS_PLET = 5;
  44 int guess_plet_a[GUESS_PLET] =
  45 {
  46   1,
  47   3,
  48   2,
  49   3,
  50   4
  51 };
  52
  53 #ifndef NDEBUG
  54 #define YYDEBUG 1
  55 #endif
  56
  57 #define YYERROR_VERBOSE 1
  58
  59 #define YYPARSE_PARAM my_lily_parser_l
  60 #define YYLEX_PARAM my_lily_parser_l
  61 #define THIS ((My_lily_parser *) my_lily_parser_l)
  62
  63 #define yyerror THIS->parser_error
  64
  65 %}
  66
  67
  68 %union {
  69     Array<Interval>* intarr;
  70     Array<Melodic_req*> *melreqvec;/* should clean up naming */
  71     Array<String> * strvec;
  72     Array<int> *intvec;
  73     Box *box;
  74     Chord * chord;
  75     Duration *duration;
  76     Identifier *id;
  77     Translator* trans;
  78     Music *music;
  79     Music_list *musiclist;
  80     Score *score;
  81     Header *header;
  82     Interval *interval;
  83     Lookup*lookup;
  84     Melodic_req * melreq;
  85     Musical_req* musreq;
  86     Music_output_def * outputdef;
  87     Midi_def* midi;
  88     Moment *moment;
  89     Note_req *notereq;
  90     Paper_def *paper;
  91     Real real;
  92     Request * request;
  93     General_script_def * script;
  94     Scalar *scalar;
  95     String *string;
  96     Atom * symbol;
  97     Symtable * symtable;
  98     Symtables * symtables;
  99     Text_def * textdef;
 100     Tempo_req *tempo;
 101     char c;
 102     const char *consstr;
 103     int i;
 104     int pair[2];
 105     int ii[10];
 106 }
 107 %{
 108
 109 int
 110 yylex (YYSTYPE *s,  void * v_l)
 111 {
 112         My_lily_parser   *pars_l = (My_lily_parser*) v_l;
 113         My_lily_lexer * lex_l = pars_l->lexer_p_;
 114
 115         lex_l->lexval_l = (void*) s;
 116         return lex_l->yylex ();
 117 }
 118
 119
 120 %}
 121
 122 %pure_parser
 123
 124 /* tokens which are not keywords */
 125
 126 %token ALIAS
 127 %token BAR
 128 %token BEAMPLET
 129 %token MAEBTELP
 130 %token CADENZA
 131 %token CLEAR
 132 %token CLEF
 133 %token CONTAINS
 134 %token CONSISTS
 135 %token ACCEPTS
 136 %token CM_T
 137 %token DURATION
 138 %token ABSDYNAMIC
 139 %token END
 140 %token GROUPING
 141 %token TRANSLATOR
 142 %token HEADER
 143 %token IN_T
 144 %token LYRIC
 145 %token KEY
 146 %token MELODIC
 147 %token MIDI
 148 %token MELODIC_REQUEST
 149 %token METER
 150 %token MM_T
 151 %token MULTI
 152 %token NOTENAMES
 153 %token OCTAVE
 154 %token OUTPUT
 155 %token PAPER
 156 %token PARTIAL
 157 %token PLET
 158 %token TELP
 159 %token PT_T
 160 %token SCORE
 161 %token SCRIPT
 162 %token SHAPE
 163 %token SKIP
 164 %token SPANDYNAMIC
 165 %token STAFF
 166 %token START_T
 167 %token SYMBOLTABLES
 168 %token TABLE
 169 %token TRANSPOSE
 170 %token TEMPO
 171 %token TYPE
 172 %token TEXID
 173 %token TEXTSTYLE
 174 %token TITLE
 175 %token PROPERTY
 176 %token VERSION
 177
 178 /* escaped */
 179 %token E_EXCLAMATION E_SMALLER E_BIGGER E_CHAR
 180
 181 %type <i>       dots
 182 %token <i>      DIGIT
 183 %token <melreq> NOTENAME_ID
 184 %token <id>     DURATION_IDENTIFIER
 185 %token <id>     IDENTIFIER
 186 %token <id>     MELODIC_REQUEST_IDENTIFIER
 187 %token <id>     MUSIC_IDENTIFIER
 188 %token <id>     VOICE_IDENTIFIER
 189 %token <id>     POST_REQUEST_IDENTIFIER
 190 %token <id>     SCRIPT_IDENTIFIER
 191 %token <id>     COMMAND_IDENTIFIER
 192 %token <id>     REAL_IDENTIFIER
 193 %token <id>     TRANS_IDENTIFIER
 194 %token <id>     INT_IDENTIFIER
 195 %token <id>     SCORE_IDENTIFIER
 196 %token <id>     MIDI_IDENTIFIER
 197 %token <id>     PAPER_IDENTIFIER
 198 %token <id>     REQUEST_IDENTIFIER
 199 %token <real>   REAL
 200 %token <string> DURATION RESTNAME
 201 %token <string> STRING
 202 %token <i>      UNSIGNED
 203 %token <i>      POST_QUOTES
 204 %token <i>      PRE_QUOTES
 205
 206 %type <outputdef> output_def
 207 %type <header>  mudela_header mudela_header_body
 208 %type <box>     box
 209 %type <i>       open_request_parens close_request_parens
 210 %type <c>       open_abbrev_parens
 211 %type <i>       open_plet_parens close_plet_parens
 212 %type <music>   simple_element music_elt full_element lyrics_elt command_elt
 213 %type <i>       abbrev_type
 214 %type <i>       int unsigned
 215 %type <i>       script_dir
 216 %type <id>      identifier_init
 217 %type <duration> explicit_steno_duration notemode_duration
 218 %type <duration> entered_notemode_duration explicit_duration
 219 %type <interval>        dinterval
 220 %type <intvec>  intastint_list
 221 %type <lookup>  symtables symtables_body
 222 %type <melreq>  melodic_request steno_melodic_req
 223 %type <notereq> steno_note_req
 224 %type <melreqvec>       pitch_list
 225 %type <midi>    midi_block midi_body
 226 %type <moment>  duration_length
 227
 228 %type <scalar>  scalar
 229 %type <music>   Music transposed_music
 230 %type <music>   property_def translator_change
 231 %type <musiclist> Voice Voice_body
 232 %type <chord>   Chord Chord_body
 233 %type <paper>   paper_block paper_body
 234 %type <real>    dim real
 235 %type <real>    unit
 236 %type <request> abbrev_command_req
 237 %type <request> post_request structured_post_request
 238 %type <pair>    plet_fraction
 239 %type <request> command_req verbose_command_req
 240 %type <request> script_req  dynamic_req
 241 %type <score>   score_block score_body
 242 %type <intarr>  shape_array
 243 %type <script>  script_definition script_body mudela_script gen_script_def
 244 %type <textdef> text_def finger
 245 %type <string>  script_abbreviation
 246 %type <symbol>  symboldef
 247 %type <symtable>        symtable symtable_body
 248 %type <trans>   translator_spec translator_spec_body
 249 %type <tempo>   tempo_request
 250 %type <string>  concat_strings
 251
 252 %expect 1
 253
 254
 255 %%
 256
 257 mudela: /* empty */
 258         | mudela mudela_header {
 259                 delete THIS->default_header_p_ ;
 260                 THIS->default_header_p_ = $2;
 261         }
 262         | mudela score_block {
 263                 add_score ($2);
 264         }
 265         | mudela add_declaration { }
 266         | mudela error
 267         | mudela check_version { }
 268         | mudela add_notenames { }
 269         ;
 270
 271 check_version:
 272         VERSION STRING ';'              {
 273                 if (String (*$2) != MUDELA_VERSION) {
 274                         if (THIS->ignore_version_b_) {
 275                                 THIS->here_input ().error ("Incorrect mudela version");
 276                         } else {
 277                                 THIS->fatal_error_i_ = 1;
 278                                 THIS->parser_error ("Incorrect mudela version");
 279                         }
 280                 }
 281         }
 282         ;
 283
 284 add_notenames:
 285         NOTENAMES '{' notenames_body '}'
 286         ;
 287 notenames_body:
 288         /**/    {
 289         }
 290         | notenames_body CLEAR  {
 291                 THIS->clear_notenames ();
 292         }
 293         | notenames_body STRING '=' melodic_request {
 294                 THIS->add_notename (*$2, $4);
 295                 delete $2;
 296         }
 297         ;
 298
 299 mudela_header_body:
 300                 {
 301                 $$ = new Header;
 302         }
 303         | mudela_header_body STRING '=' concat_strings ';' {
 304                 (*$$)[*$2] = *$4;
 305                 delete $2;
 306                 delete $4;
 307         }
 308         ;
 309
 310 mudela_header:
 311         HEADER '{' mudela_header_body '}'       {
 312                 $$ = $3;
 313         }
 314         ;
 315
 316
 317 concat_strings:
 318                 {
 319                 $$ = new String;
 320         }
 321         | concat_strings STRING {
 322                 *$$ += *$2;
 323         }
 324
 325
 326 /*
 327         DECLARATIONS
 328 */
 329
 330 add_declaration:
 331         STRING {
 332                 THIS->remember_spot ();
 333         }
 334         /* cont */ '=' identifier_init {
 335             THIS->lexer_p_->set_identifier (*$1, $4);
 336             $4->init_b_ = THIS->init_parse_b_;
 337             $4->set_spot (THIS->pop_spot ());
 338         }
 339         ;
 340
 341 identifier_init:
 342         score_block {
 343                 $$ = new Score_id ($1, SCORE_IDENTIFIER);
 344
 345         }
 346         | paper_block {
 347                 $$ = new Paper_def_id ($1, PAPER_IDENTIFIER);
 348
 349         }
 350         | midi_block {
 351                 $$ = new Midi_def_id ($1, MIDI_IDENTIFIER);
 352
 353         }
 354         | script_definition {
 355                 $$ = new Script_id ($1, SCRIPT_IDENTIFIER);
 356
 357         }
 358         | Music  {
 359                 $$ = new Music_id ($1, MUSIC_IDENTIFIER);
 360
 361         }
 362         | symtables {
 363                 $$ = new Lookup_id ($1, IDENTIFIER);
 364
 365         }
 366         | real  {
 367                 $$ = new Real_id (new Real ($1), REAL_IDENTIFIER);
 368
 369         }
 370         | int   {
 371                 $$ = new Int_id (new int ($1), INT_IDENTIFIER);
 372         }
 373         | post_request {
 374                 $$ = new Request_id ($1, POST_REQUEST_IDENTIFIER);
 375         }
 376         | melodic_request {
 377                 $$ = new Request_id ($1, MELODIC_REQUEST_IDENTIFIER);
 378
 379         }
 380         | translator_spec {
 381                 $$ = new Translator_id ($1, TRANS_IDENTIFIER);
 382         }
 383         | explicit_duration {
 384                 $$ = new Duration_id ($1, DURATION_IDENTIFIER);
 385         }
 386         ;
 387
 388
 389
 390 translator_spec:
 391         TRANSLATOR '{' translator_spec_body '}'
 392                 { $$ = $3; }
 393         ;
 394
 395 translator_spec_body:
 396         TRANS_IDENTIFIER        {
 397                 $$ = $1->translator ();
 398                 $$-> set_spot (THIS->here_input ());
 399         }
 400         | TYPE STRING ';'       {
 401                 $$ = get_translator_l (*$2)->clone ();
 402                 $$->set_spot (THIS->here_input ());
 403                 delete $2;
 404         }
 405         | translator_spec_body STRING '=' scalar ';'    {
 406                 $$-> set_property (*$2, *$4);
 407                 delete $2;
 408                 delete $4;
 409         }
 410         | translator_spec_body CONSISTS STRING ';'      {
 411                 $$->group_l ()->consists_str_arr_.push (*$3);
 412                 delete $3;
 413         }
 414         | translator_spec_body ACCEPTS STRING ';' {
 415                 $$->group_l ()->accepts_str_arr_.push (*$3);
 416                 delete $3;
 417         }
 418         ;
 419
 420 /*
 421         SCORE
 422 */
 423 score_block:
 424         SCORE { THIS->remember_spot ();
 425                 THIS->error_level_i_ =0;
 426         }
 427         /*cont*/ '{' score_body '}'     {
 428                 $$ = $4;
 429                 $$->set_spot (THIS->pop_spot ());
 430                 if (!$$->def_p_arr_.size ())
 431                         $$->add (THIS->default_paper ());
 432
 433                 /* handle error levels. */
 434                 $$->errorlevel_i_ = THIS->error_level_i_;
 435                 THIS->error_level_i_ = 0;
 436                 if (!$$->header_p_ && THIS->default_header_p_)
 437                         $$->header_p_ = new Header (*THIS->default_header_p_);
 438         }
 439         ;
 440
 441 score_body:             {
 442                 $$ = new Score;
 443         }
 444         | SCORE_IDENTIFIER {
 445                 $$ = $1->score ();
 446         }
 447         | score_body mudela_header      {
 448                 $$->header_p_ = $2;
 449         }
 450         | score_body Music      {
 451                 if ($$->music_p_)
 452                         $2->warning ("More than one music block");
 453                 $$->music_p_ = $2;
 454         }
 455         | score_body output_def {
 456                 $$->add ($2);
 457         }
 458         | score_body error {
 459
 460         }
 461         ;
 462
 463 output_def:
 464         paper_block {
 465                 $$ = $1;
 466         }
 467         |  midi_block           {
 468                 $$= $1;
 469         }
 470         ;
 471
 472 intastint_list:
 473         /* */   { $$ =new Array<int>; }
 474         | intastint_list int '*' int    {
 475                 $$->push ($2); $$->push ($4);
 476         }
 477         ;
 478
 479
 480 /*
 481         PAPER
 482 */
 483 paper_block:
 484         PAPER
 485         '{' paper_body '}'      { $$ = $3; }
 486         ;
 487
 488 paper_body:
 489         /* empty */                     {
 490                 $$ = THIS->default_paper ();
 491         }
 492         | PAPER_IDENTIFIER      {
 493                 $$ = $1->paperdef ();
 494         }
 495         | paper_body OUTPUT STRING ';'  {
 496                 $$->outfile_str_ = *$3;
 497                 delete $3;
 498         }
 499         | paper_body symtables          { $$->set ($2); }
 500         | paper_body STRING '=' dim ';'         {
 501                 $$->set_var (*$2, $4);
 502         }
 503         | paper_body STRING '=' real ';' {
 504                 $$->set_var (*$2, $4);
 505         }
 506         | paper_body STRING '=' translator_spec {
 507                 $$-> assign_translator (*$2, $4);
 508                 delete $2;
 509         }
 510         | paper_body SHAPE '=' shape_array ';' {
 511                 $$->shape_int_a_ = *$4;
 512                 delete $4;
 513         }
 514         | paper_body error {
 515
 516         }
 517         ;
 518
 519 shape_array:
 520         /* empty */ {
 521                 $$ = new Array<Interval>;
 522         }
 523         | shape_array dim dim {
 524                 $$->push(Interval($2, $2 + $3));
 525         };
 526
 527 /*
 528         MIDI
 529 */
 530 midi_block:
 531         MIDI
 532
 533         '{' midi_body '}'       { $$ = $3; }
 534         ;
 535
 536 midi_body: /* empty */          {
 537                 $$ = THIS->default_midi ();
 538         }
 539         | midi_body STRING '=' translator_spec  {
 540                 $$-> assign_translator (*$2, $4);
 541                 delete $2;
 542         }
 543         | midi_body OUTPUT STRING ';'   {
 544                 $$->outfile_str_ = *$3;
 545                 delete $3;
 546         }
 547         | midi_body tempo_request ';' {
 548                 $$->set_tempo ($2->dur_.length (), $2->metronome_i_);
 549                 delete $2;
 550         }
 551         | midi_body error {
 552
 553         }
 554         ;
 555
 556 tempo_request:
 557         TEMPO entered_notemode_duration '=' unsigned    {
 558                 $$ = new Tempo_req;
 559                 $$->dur_ = *$2;
 560                 delete $2;
 561                 $$-> metronome_i_ = $4;
 562         }
 563         ;
 564
 565 /*
 566         MUSIC
 567 */
 568
 569 Voice:
 570         '{' Voice_body '}'      {
 571                 $$ = $2;
 572         }
 573         ;
 574
 575 Voice_body:
 576         /**/            {
 577                 $$ = new Voice;
 578                 $$->set_spot (THIS->here_input ());
 579         }
 580         | Voice_body Music              {
 581                 $$->add ($2);
 582         }
 583         ;
 584
 585 Music:
 586         full_element            { $$ = $1; }
 587         | TYPE STRING Music     {
 588                 $$ = $3;
 589                 $$->translator_type_str_ = *$2;
 590                 delete $2;
 591         }
 592         | TYPE STRING '=' STRING Music {
 593                 $$ = $5;
 594                 $$->translator_type_str_ = *$2;
 595                 $$->translator_id_str_ = *$4;
 596                 delete $2;
 597                 delete $4;
 598         }
 599         | Voice         { $$ = $1; }
 600         | Chord                 { $$ = $1; }
 601         | transposed_music      { $$ = $1; }
 602         | MUSIC_IDENTIFIER      { $$ = $1->music (); }
 603         | MUSIC_IDENTIFIER ';'  { $$ = $1->music (); }
 604         | MELODIC
 605                 { THIS->lexer_p_->push_note_state (); }
 606         Music
 607                 { $$=$3; THIS->lexer_p_->pop_state (); }
 608
 609         | LYRIC
 610                 { THIS->lexer_p_->push_lyric_state (); }
 611         Music
 612                 { $$ = $3; THIS->lexer_p_->pop_state (); }
 613         | property_def
 614         | translator_change
 615         ;
 616
 617 translator_change:
 618         TRANSLATOR STRING '=' STRING  {
 619                 Change_translator * t = new Change_translator;
 620                 t-> change_to_type_str_ = *$2;
 621                 t-> change_to_id_str_ = *$4;
 622
 623                 $$ = t;
 624                 $$->set_spot (THIS->here_input ());
 625                 delete $2;
 626                 delete $4;
 627         }
 628         ;
 629
 630 property_def:
 631         PROPERTY STRING '.' STRING '=' scalar   {
 632                 Translation_property *t = new Translation_property;
 633                 t-> translator_type_str_ = *$2;
 634                 t-> var_str_ = *$4;
 635                 t-> value_ = *$6;
 636                 $$ = t;
 637                 $$->set_spot (THIS->here_input ());
 638                 delete $2;
 639                 delete $4;
 640                 delete $6;
 641         }
 642         ;
 643
 644 scalar:
 645         STRING          { $$ = new Scalar (*$1); delete $1; }
 646         | int           { $$ = new Scalar ($1); }
 647         ;
 648
 649
 650 Chord:
 651         '<' Chord_body '>'      { $$  = $2; }
 652         | MULTI unsigned Chord {
 653                 $$ = $3;
 654                 $$->multi_level_i_=$2;
 655         }
 656         ;
 657
 658 Chord_body:
 659         /**/    {
 660                 $$ = new Chord;
 661                 $$-> multi_level_i_ = 1;
 662                 $$->set_spot (THIS->here_input ());
 663         }
 664         | Chord_body Music {
 665                 $$->add ($2);
 666         }
 667         ;
 668
 669 transposed_music:
 670         TRANSPOSE steno_melodic_req Music {
 671                 $$ = $3;
 672                 $$ -> transpose ($2);
 673
 674                 delete $2;
 675         }
 676         ;
 677
 678
 679 /*
 680         VOICE ELEMENTS
 681 */
 682 full_element:
 683         pre_requests simple_element post_requests       {
 684                 THIS->add_requests ((Chord*)$2);//ugh
 685                 $$ = $2;
 686         }
 687         | command_elt
 688         | voice_command ';'     { $$ = 0; }
 689         ;
 690
 691 simple_element:
 692         music_elt
 693         | lyrics_elt
 694         ;
 695
 696 command_elt:
 697         command_req {
 698                 $$ = new Request_chord;
 699                 $$-> set_spot (THIS->here_input ());
 700                 $1-> set_spot (THIS->here_input ());
 701                 ((Chord*)$$) ->add ($1);//ugh
 702
 703         }
 704         ;
 705
 706 command_req:
 707         abbrev_command_req
 708         | verbose_command_req ';'       { $$ = $1; }
 709         ;
 710
 711 abbrev_command_req:
 712         '|'                             {
 713                 $$ = new Barcheck_req;
 714         }
 715         | COMMAND_IDENTIFIER    {
 716                 $$ = $1->request ();
 717         }
 718         ;
 719
 720 verbose_command_req:
 721         BAR STRING                      {
 722                 $$ = new Bar_req (*$2);
 723                 delete $2;
 724         }
 725         | METER unsigned '/' unsigned   {
 726                 Meter_change_req *m = new Meter_change_req;
 727                 m->set ($2,$4);
 728                 $$ = m;
 729         }
 730         | SKIP duration_length {
 731                 Skip_req * skip_p = new Skip_req;
 732                 skip_p->duration_.set_plet ($2->num (),
 733                         $2->den ());
 734
 735                 delete $2;
 736                 $$ = skip_p;
 737         }
 738         | tempo_request {
 739                 $$ = $1;
 740         }
 741         | CADENZA unsigned      {
 742                 $$ = new Cadenza_req ($2);
 743         }
 744         | PARTIAL duration_length       {
 745                 $$ = new Partial_measure_req (*$2);
 746                 delete $2;
 747         }
 748         | CLEF STRING {
 749                 $$ = new Clef_change_req (*$2);
 750                 delete $2;
 751         }
 752         | KEY pitch_list        {
 753                 Key_change_req *key_p= new Key_change_req;
 754                 key_p->melodic_p_arr_ = *$2;
 755                 $$ = key_p;
 756                 delete $2;
 757         }
 758         | GROUPING intastint_list {
 759                 $$ = get_grouping_req (*$2); delete $2;
 760         }
 761         ;
 762
 763 post_requests:
 764         {
 765                 assert (THIS->post_reqs.empty ());
 766         }
 767         | post_requests structured_post_request {
 768                 $2->set_spot (THIS->here_input ());
 769                 THIS->post_reqs.push ($2);
 770         }
 771         | post_requests close_request_parens    {
 772                 Array<Request*>& r = *THIS->get_parens_request ($2);
 773                 for (int i = 0; i < r.size (); i++ )
 774                         r[i]->set_spot (THIS->here_input ());
 775                 THIS->post_reqs.concat (r);
 776                 delete &r;
 777         }
 778         ;
 779
 780 structured_post_request:
 781         script_req
 782         | post_request
 783         ;
 784
 785 post_request:
 786         POST_REQUEST_IDENTIFIER {
 787                 $$ = (Request*)$1->request ();
 788         }
 789         | dynamic_req {
 790                 $$ = $1;
 791         }
 792         | abbrev_type   {
 793                 Abbreviation_req* a = new Abbreviation_req;
 794                 a->type_i_ = $1;
 795                 $$ = a;
 796         }
 797         ;
 798
 799
 800
 801 /*
 802         URG!!
 803 */
 804 steno_melodic_req:
 805         NOTENAME_ID     {
 806                 $$ = $1->clone ()->musical ()->melodic ();
 807                 $$->octave_i_ += THIS->default_octave_i_;
 808         }
 809         | steno_melodic_req POST_QUOTES         {
 810                 $$-> octave_i_ += $2;
 811         }
 812         | PRE_QUOTES steno_melodic_req   {
 813                 $$ = $2;
 814                 $2-> octave_i_ -= $1;
 815         }
 816         ;
 817
 818 steno_note_req:
 819         steno_melodic_req       {
 820                 $$ = new Note_req;
 821                 * (Melodic_req *) $$ = *$1;
 822                 delete $1;
 823         }
 824         | steno_note_req   '!'          {
 825                 $$->forceacc_b_ = ! $$->forceacc_b_;
 826         }
 827         /* have to duration here. */
 828         ;
 829
 830 melodic_request:
 831         MELODIC_REQUEST '{' int int int '}'     {/* ugh */
 832                 $$ = new Melodic_req;
 833                 $$->octave_i_ = $3;
 834                 $$->notename_i_ = $4;
 835                 $$->accidental_i_ = $5;
 836         }
 837         ;
 838
 839 explicit_duration:
 840         DURATION '{' int unsigned '}'   {
 841                 $$ = new Duration;
 842                 $$-> durlog_i_ = $3;
 843                 $$-> dots_i_ = $4;
 844         }
 845         ;
 846
 847 dynamic_req:
 848         ABSDYNAMIC '{' unsigned '}'     {
 849                 Absolute_dynamic_req *ad_p = new Absolute_dynamic_req;
 850                 ad_p ->loudness_ = (Dynamic_req::Loudness)$3;
 851                 $$ =ad_p;
 852         }
 853         | SPANDYNAMIC '{' int int '}' {
 854                 Span_dynamic_req * sp_p = new Span_dynamic_req;
 855                 sp_p->spantype = $4;
 856                 sp_p-> dynamic_dir_  = $3;
 857                 $$ = sp_p;
 858         }
 859         ;
 860
 861 plet_fraction:
 862         unsigned '/' unsigned {
 863                 $$[0] = $1;
 864                 $$[1] = $3;
 865         }
 866         |
 867         '/' unsigned {
 868                 int num = $2 >? 1;
 869                 $$[0] = guess_plet_a[(num <? GUESS_PLET) - 1];
 870                 $$[1] = num;
 871         }
 872         ;
 873
 874 close_plet_parens:
 875         ']' plet_fraction {
 876                 $$ = MAEBTELP;
 877                 THIS->plet_.type_i_ = $2[1];
 878                 THIS->plet_.iso_i_ = $2[0];
 879                 THIS->default_duration_.plet_.type_i_ = $2[1];
 880                 THIS->default_duration_.plet_.iso_i_ = $2[0];
 881         }
 882         | TELP {
 883                 $$ = TELP;
 884                 THIS->plet_.type_i_ = 1;
 885                 THIS->plet_.iso_i_ = 1;
 886                 THIS->default_duration_.plet_.iso_i_ = 1;
 887                 THIS->default_duration_.plet_.type_i_ = 1;
 888         }
 889         | TELP plet_fraction {
 890                 $$ = TELP;
 891                 THIS->plet_.type_i_ = $2[1];
 892                 THIS->plet_.iso_i_ = $2[0];
 893                 THIS->default_duration_.plet_.type_i_ = $2[1];
 894                 THIS->default_duration_.plet_.iso_i_ = $2[0];
 895         }
 896         ;
 897
 898 close_request_parens:
 899         '~'     {
 900                 $$ = '~';
 901         }
 902         | '('   {
 903                 $$='(';
 904         }
 905         | ']'   {
 906                 $$ = ']';
 907         }
 908         | E_SMALLER {
 909                 $$ = '<';
 910         }
 911         | E_BIGGER {
 912                 $$ = '>';
 913         }
 914         | close_plet_parens {
 915         }
 916         ;
 917
 918 open_abbrev_parens:
 919         '[' ':' unsigned {
 920                 $$ = '[';
 921                 if (!Duration::duration_type_b ($3))
 922                         THIS->parser_error ("1:Not a duration");
 923                 else if ($3 < 8)
 924                         THIS->parser_error ("Can't abbreviate");
 925                 else
 926                         THIS->set_abbrev_beam ($3);
 927         }
 928         ;
 929
 930 open_plet_parens:
 931         '[' plet_fraction {
 932                 $$ = BEAMPLET;
 933                 THIS->plet_.type_i_ = $2[1];
 934                 THIS->plet_.iso_i_ = $2[0];
 935                 THIS->default_duration_.plet_.type_i_ = $2[1];
 936                 THIS->default_duration_.plet_.iso_i_ = $2[0];
 937         }
 938         | PLET plet_fraction {
 939                 $$ = PLET;
 940                 THIS->plet_.type_i_ = $2[1];
 941                 THIS->plet_.iso_i_ = $2[0];
 942                 THIS->default_duration_.plet_.type_i_ = $2[1];
 943                 THIS->default_duration_.plet_.iso_i_ = $2[0];
 944         }
 945         ;
 946
 947 open_request_parens:
 948         E_EXCLAMATION   {
 949                 $$ = '!';
 950         }
 951         | ')'   {
 952                 $$=')';
 953         }
 954         | '['   {
 955                 $$='[';
 956         }
 957         | open_abbrev_parens {
 958         }
 959         | open_plet_parens {
 960         }
 961         ;
 962
 963
 964
 965 script_definition:
 966         SCRIPT '{' script_body '}'      { $$ = $3; }
 967         ;
 968
 969 script_body:
 970         STRING int int int int int              {
 971                 Script_def *s = new Script_def;
 972                 s->set_from_input (*$1,$2, $3,$4,$5, $6);
 973                 $$  = s;
 974                 delete $1;
 975         }
 976         ;
 977
 978 script_req:
 979         script_dir gen_script_def       {
 980                 Musical_script_req *m = new Musical_script_req;
 981                 $$ = m;
 982                 m->scriptdef_p_ = $2;
 983                 m->set_spot (THIS->here_input ());
 984                 if (!m->dir_)
 985                   m->dir_  = $1;
 986         }
 987         ;
 988
 989 gen_script_def:
 990         text_def        {
 991                 $$ = $1;
 992                 ((Text_def*) $$)->align_i_ = CENTER; /* UGH */
 993         }
 994         | mudela_script {
 995                 $$ = $1;
 996                 $$-> set_spot (THIS->here_input ());
 997         }
 998         | finger {
 999                 $$ = $1;
1000                 ((Text_def*)$$)->align_i_ = CENTER;
1001         }
1002         ;
1003
1004 text_def:
1005         STRING {
1006                 Text_def *t  = new Text_def;
1007                 $$ = t;
1008                 t->text_str_ = *$1;
1009                 delete $1;
1010                 t->style_str_ = THIS->textstyle_str_;
1011                 $$->set_spot (THIS->here_input ());
1012         }
1013         ;
1014
1015 finger:
1016          DIGIT {
1017                 Text_def* t  = new Text_def;
1018                 $$ = t;
1019                 t->text_str_ = String ($1);
1020                 t->style_str_ = "finger";
1021                 $$->set_spot (THIS->here_input ());
1022         }
1023         ;
1024
1025 script_abbreviation:
1026         '^'             { $$ = get_scriptdef ('^'); }
1027         | '+'           { $$ = get_scriptdef ('+'); }
1028         | '-'           { $$ = get_scriptdef ('-'); }
1029         | '|'           { $$ = get_scriptdef ('|'); }
1030         | 'o'           { $$ = get_scriptdef ('o'); }
1031         | '>'           { $$ = get_scriptdef ('>'); }
1032         | '.'           {
1033                 $$ = get_scriptdef ('.');
1034         }
1035         ;
1036
1037 mudela_script:
1038         SCRIPT_IDENTIFIER               { $$ = $1->script (); }
1039         | script_definition             { $$ = $1; }
1040         | script_abbreviation           {
1041                 $$ = THIS->lexer_p_->lookup_identifier (*$1)->script ();
1042                 delete $1;
1043         }
1044         ;
1045
1046 script_dir:
1047         '_'     { $$ = -1; }
1048         | '^'   { $$ = 1; }
1049         | '-'   { $$ = 0; }
1050         ;
1051
1052 pre_requests:
1053         {
1054         }
1055         | pre_requests open_request_parens {
1056                 Array<Request*>& r = *THIS->get_parens_request ($2);
1057                 for (int i = 0; i < r.size (); i++ )
1058                         r[i]->set_spot (THIS->here_input ());
1059                 THIS->pre_reqs.concat (r);
1060                 delete &r;
1061         }
1062         ;
1063
1064 voice_command:
1065         DURATION STRING {
1066                 THIS->set_duration_mode (*$2);
1067                 delete $2;
1068         }
1069         | DURATION entered_notemode_duration {
1070                 THIS->set_default_duration ($2);
1071                 delete $2;
1072         }
1073         | OCTAVE {
1074                 /*
1075                         This is weird, but default_octave_i_
1076                         is used in steno_note_req too
1077
1078                         c' -> default_octave_i_ == 1
1079                 */
1080                 /* why can't we have \oct 0 iso \oct{c'}*/
1081                 THIS->default_octave_i_ = 1; }
1082 /* cont */
1083         steno_melodic_req {
1084                 THIS->default_octave_i_ = $3->octave_i_;
1085                 delete $3;
1086         }
1087         | TEXTSTYLE STRING      {
1088                 THIS->textstyle_str_ = *$2;
1089                 delete $2;
1090         }
1091         ;
1092
1093 duration_length:
1094         {
1095                 $$ = new Moment (0,1);
1096         }
1097         | duration_length explicit_steno_duration               {
1098                 *$$ += $2->length ();
1099         }
1100         ;
1101
1102 dots:
1103         '.'             { $$ = 1; }
1104         | dots '.'      { $$ ++; }
1105         ;
1106
1107 entered_notemode_duration:
1108         /* */           {
1109                 $$ = new Duration (THIS->default_duration_);
1110         }
1111         | dots          {
1112                 $$ = new Duration (THIS->default_duration_);
1113                 $$->dots_i_  = $1;
1114         }
1115         | explicit_steno_duration       {
1116                 THIS->set_last_duration ($1);
1117                 $$ = $1;
1118         }
1119         ;
1120
1121 notemode_duration:
1122         entered_notemode_duration {
1123                 $$ = $1;
1124         }
1125         ;
1126
1127 explicit_steno_duration:
1128         unsigned                {
1129                 $$ = new Duration;
1130                 if (!Duration::duration_type_b ($1))
1131                         THIS->parser_error ("2:Not a duration");
1132                 else {
1133                         $$->durlog_i_ = Duration_convert::i2_type ($1);
1134                         $$->set_plet (THIS->default_duration_);
1135                      }
1136         }
1137         | DURATION_IDENTIFIER   {
1138                 $$ = $1->duration ();
1139         }
1140         | explicit_steno_duration '.'   {
1141                 $$->dots_i_ ++;
1142         }
1143         | explicit_steno_duration '*' unsigned  {
1144                 $$->plet_.iso_i_ = $3;
1145         }
1146         | explicit_steno_duration '/' unsigned {
1147                 $$->plet_.type_i_ = $3;
1148         }
1149         ;
1150
1151
1152 abbrev_type:
1153         ':'     {
1154                 $$ =0;
1155         }
1156         | ':' unsigned {
1157                 if (!Duration::duration_type_b ($2))
1158                         THIS->parser_error ("3:Not a duration");
1159                 else if ($2 < 8)
1160                         THIS->parser_error ("Can't abbreviate");
1161                 $$ = $2;
1162         }
1163
1164         ;
1165
1166 music_elt:
1167         steno_note_req notemode_duration  {
1168                 if (!THIS->lexer_p_->note_state_b ())
1169                         THIS->parser_error ("have to be in Note mode for notes");
1170                 $1->set_duration (*$2);
1171                 int durlog_i = $2->durlog_i_;
1172                 $$ = THIS->get_note_element ($1, $2);
1173         }
1174         | RESTNAME notemode_duration            {
1175                 $$ = THIS->get_rest_element (*$1, $2);
1176                 delete $1;
1177         }
1178         ;
1179
1180 lyrics_elt:
1181         text_def notemode_duration                      {
1182         /* this sux! text-def should be feature of lyric-engraver. */
1183                 if (!THIS->lexer_p_->lyric_state_b ())
1184                         THIS->parser_error ("Have to be in Lyric mode for lyrics");
1185                 $$ = THIS->get_word_element ($1, $2);
1186
1187         };
1188
1189 /*
1190         UTILITIES
1191  */
1192 pitch_list:                     {
1193                 $$ = new Array<Melodic_req*>;
1194         }
1195         | pitch_list NOTENAME_ID        {
1196                 $$->push ($2->clone ()->musical ()->melodic ());
1197         }
1198         ;
1199
1200 unsigned:
1201         UNSIGNED        {
1202                 $$ = $1;
1203         }
1204         | DIGIT {
1205                 $$ = $1;
1206         };
1207
1208 int:
1209         unsigned {
1210                 $$ = $1;
1211         }
1212         | '-' unsigned {
1213                 $$ = -$2;
1214         }
1215         | INT_IDENTIFIER        {
1216                 int *i_p = $1->intid ();
1217                 $$ = *i_p;
1218                 delete i_p;
1219         }
1220         ;
1221
1222 real:
1223         REAL            {
1224                 $$ = $1;
1225         }
1226         | REAL_IDENTIFIER               {
1227                 Real *r_p = $1->real ();
1228                 $$ = * r_p;
1229                 delete r_p;
1230         }
1231         ;
1232
1233
1234
1235 dim:
1236         real unit       { $$ = $1*$2; }
1237         ;
1238
1239
1240 unit:   CM_T            { $$ = 1 CM; }
1241         |IN_T           { $$ = 1 INCH; }
1242         |MM_T           { $$ = 1 MM; }
1243         |PT_T           { $$ = 1 PT; }
1244         ;
1245
1246 /*
1247         symbol tables
1248 */
1249 symtables:
1250         SYMBOLTABLES '{' symtables_body '}'     { $$ = $3; }
1251         ;
1252
1253 symtables_body:
1254                         {
1255                 $$ = new Lookup;
1256         }
1257         | IDENTIFIER            {
1258                 $$ = $1->lookup ();
1259         }
1260         | symtables_body TEXID STRING           {
1261                 $$->texsetting = *$3;
1262                 delete $3;
1263         }
1264         | symtables_body STRING '=' symtable            {
1265                 $$->add (*$2, $4);
1266                 delete $2;
1267         }
1268         ;
1269
1270 symtable:
1271         TABLE '{' symtable_body '}' { $$ = $3; }
1272         ;
1273
1274 symtable_body:
1275                                 { $$ = new Symtable; }
1276         | symtable_body STRING  symboldef {
1277                 $$->add (*$2, *$3);
1278                 delete $2;
1279                 delete $3;
1280         }
1281         ;
1282
1283 symboldef:
1284         STRING  box             {
1285                 $$ = new Atom (*$1, *$2);
1286                 delete $1;
1287                 delete $2;
1288         }
1289         | STRING {
1290                 Box b (Interval (0,0), Interval (0,0));
1291                 $$ = new Atom (*$1, b);
1292                 delete $1;
1293         }
1294         ;
1295
1296 box:
1297         dinterval dinterval     {
1298                 $$ = new Box (*$1, *$2);
1299                 delete $1;
1300                 delete $2;
1301         }
1302         ;
1303
1304 dinterval: dim  dim             {
1305                 $$ = new Interval ($1, $2);
1306         }
1307         ;
1308
1309 %%
1310
1311 void
1312 My_lily_parser::set_yydebug (bool b)
1313 {
1314 #ifdef YYDEBUG
1315         yydebug = b;
1316 #endif
1317 }
1318 void
1319 My_lily_parser::do_yyparse ()
1320 {
1321         yyparse ((void*)this);
1322 }
1323
1324 Paper_def*
1325 My_lily_parser::default_paper ()
1326 {
1327         Identifier *id = lexer_p_->lookup_identifier ("default_paper");
1328         return id ? id->paperdef () : new Paper_def ;
1329 }
1330
1331 Midi_def*
1332 My_lily_parser::default_midi ()
1333 {
1334         Identifier *id = lexer_p_->lookup_identifier ("default_midi");
1335         return id ? id->mididef () : new Midi_def ;
1336 }
1337