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