X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fparser.yy;h=35252bcb6e84f9fba33a6e6f2dbe43ef265286a0;hb=bdd8f85f175a105f83d082a24f838b35c935709b;hp=799b662a519446cdbcfe0c671a3903ca43201aab;hpb=1abee28bcf158a15477f570819ddfe36d4e51302;p=lilypond.git diff --git a/lily/parser.yy b/lily/parser.yy index 799b662a51..35252bcb6e 100644 --- a/lily/parser.yy +++ b/lily/parser.yy @@ -1,7 +1,8 @@ +/* -*- mode: c++; c-file-style: "linux" -*- */ /* This file is part of LilyPond, the GNU music typesetter. - Copyright (C) 1997--2011 Han-Wen Nienhuys + Copyright (C) 1997--2012 Han-Wen Nienhuys Jan Nieuwenhuizen LilyPond is free software: you can redistribute it and/or modify @@ -18,15 +19,17 @@ along with LilyPond. If not, see . */ -%{ +/* Mode and indentation are at best a rough approximation based on TAB + * formatting (reasonable for compatibility with unspecific editor + * modes as Bison modes are hard to find) and need manual correction + * frequently. Without a reasonably dependable way of formatting a + * Bison file sensibly, there is little point in trying to fix the + * inconsistent state of indentation. + */ -#define YYDEBUG 1 -#define YYERROR_VERBOSE 1 -#define YYPARSE_PARAM my_lily_parser -#define YYLEX_PARAM my_lily_parser -#define PARSER ((Lily_parser *) my_lily_parser) +%{ -#define yyerror PARSER->parser_error +#define yyerror Lily_parser::parser_error /* We use custom location type: Input objects */ #define YYLTYPE Input @@ -36,8 +39,13 @@ %} +%parse-param {Lily_parser *parser} +%lex-param {Lily_parser *parser} +%error-verbose +%debug + /* We use SCMs to do strings, because it saves us the trouble of -deleting them. Let's hope that a stack overflow doesnt trigger a move +deleting them. Let's hope that a stack overflow doesn't trigger a move of the parse stack onto the heap. */ %left PREC_BOT @@ -73,16 +81,18 @@ or /* expressions with units are permitted into argument lists */ %right PITCH_IDENTIFIER NOTENAME_PITCH TONICNAME_PITCH - UNSIGNED REAL DURATION_IDENTIFIER + UNSIGNED REAL DURATION_IDENTIFIER ':' /* The above are the symbols that can start optional function arguments that are recognized in the grammar rather than by predicate */ -%nonassoc NUMBER_IDENTIFIER +%nonassoc NUMBER_IDENTIFIER '/' /* Number-unit expressions, where permitted, are concatenated into - * function arguments. + * function arguments, just like fractions and tremoli. Tremoli must + * not have higher precedence than UNSIGNED, or Lilypond will not + * join ':' with a following optional number. */ %left PREC_TOP @@ -133,15 +143,35 @@ using namespace std; #include "text-interface.hh" #include "warn.hh" +void +Lily_parser::parser_error (Input const *i, Lily_parser *parser, string s) +{ + parser->parser_error (*i, s); +} + #define MYBACKUP(Token, Value, Location) \ do \ if (yychar == YYEMPTY) \ { \ if (Token) \ - PARSER->lexer_->push_extra_token (Token, Value); \ - PARSER->lexer_->push_extra_token (BACKUP); \ + parser->lexer_->push_extra_token (Token, Value); \ + parser->lexer_->push_extra_token (BACKUP); \ + } else { \ + parser->parser_error \ + (Location, _("Too much lookahead")); \ + } \ +while (0) + + +#define MYREPARSE(Location, Pred, Token, Value) \ +do \ + if (yychar == YYEMPTY) \ + { \ + parser->lexer_->push_extra_token (Token, Value); \ + parser->lexer_->push_extra_token (REPARSE, \ + Pred); \ } else { \ - PARSER->parser_error \ + parser->parser_error \ (Location, _("Too much lookahead")); \ } \ while (0) @@ -154,7 +184,6 @@ while (0) Output_def *outputdef; SCM scm; std::string *string; - Music *music; Score *score; int i; } @@ -171,11 +200,11 @@ while (0) scm_apply_0 (proc, args) /* Syntactic Sugar. */ #define MAKE_SYNTAX(name, location, ...) \ - LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant (name), scm_list_n (PARSER->self_scm (), make_input (location), ##__VA_ARGS__, SCM_UNDEFINED)); + LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant (name), scm_list_n (parser->self_scm (), make_input (location) , ##__VA_ARGS__, SCM_UNDEFINED)) #define START_MAKE_SYNTAX(name, ...) \ - scm_list_n (ly_lily_module_constant (name), ##__VA_ARGS__, SCM_UNDEFINED) + scm_list_n (ly_lily_module_constant (name) , ##__VA_ARGS__, SCM_UNDEFINED) #define FINISH_MAKE_SYNTAX(start, location, ...) \ - LOWLEVEL_MAKE_SYNTAX (scm_car (start), scm_cons2 (PARSER->self_scm (), make_input (location), scm_append_x (scm_list_2 (scm_cdr (start), scm_list_n (__VA_ARGS__, SCM_UNDEFINED))))) + LOWLEVEL_MAKE_SYNTAX (scm_car (start), scm_cons2 (parser->self_scm (), make_input (location), scm_append_x (scm_list_2 (scm_cdr (start), scm_list_n (__VA_ARGS__, SCM_UNDEFINED))))) SCM get_next_unique_context_id (); SCM get_next_unique_lyrics_context_id (); @@ -190,18 +219,15 @@ SCM get_next_unique_lyrics_context_id (); static Music *make_music_with_input (SCM name, Input where); -SCM check_scheme_arg (Lily_parser *parser, Input loc, SCM fallback, +SCM check_scheme_arg (Lily_parser *parser, Input loc, SCM arg, SCM args, SCM pred); SCM loc_on_music (Input loc, SCM arg); -SCM get_first_context_id (SCM type, Music *m); -SCM make_chord_elements (SCM pitch, SCM dur, SCM modification_list); +SCM make_chord_elements (Input loc, SCM pitch, SCM dur, SCM modification_list); SCM make_chord_step (int step, Rational alter); SCM make_simple_markup (SCM a); -SCM try_unpack_lyrics (SCM pred, SCM arg); bool is_duration (int t); bool is_regular_identifier (SCM id); -bool ly_input_procedure_p (SCM x); -int yylex (YYSTYPE *s, YYLTYPE *loc, void *v); +int yylex (YYSTYPE *s, YYLTYPE *loc, Lily_parser *parser); void set_music_properties (Music *p, SCM a); %} @@ -214,6 +240,7 @@ void set_music_properties (Music *p, SCM a); */ /* Keyword tokens with plain escaped name. */ +%token END_OF_FILE 0 "end of input" %token ACCEPTS "\\accepts" %token ADDLYRICS "\\addlyrics" %token ALIAS "\\alias" @@ -233,14 +260,12 @@ void set_music_properties (Music *p, SCM a); %token DRUMS "\\drums" %token FIGUREMODE "\\figuremode" %token FIGURES "\\figures" -%token GROBDESCRIPTIONS "\\grobdescriptions" %token HEADER "\\header" %token INVALID "\\version-error" %token LAYOUT "\\layout" %token LYRICMODE "\\lyricmode" %token LYRICS "\\lyrics" %token LYRICSTO "\\lyricsto" -%token MARK "\\mark" %token MARKUP "\\markup" %token MARKUPLIST "\\markuplist" %token MIDI "\\midi" @@ -257,13 +282,11 @@ void set_music_properties (Music *p, SCM a); %token SET "\\set" %token SIMULTANEOUS "\\simultaneous" %token TEMPO "\\tempo" -%token TIMES "\\times" %token TYPE "\\type" %token UNSET "\\unset" %token WITH "\\with" /* Keyword token exceptions. */ -%token TIME_T "\\time" %token NEWCONTEXT "\\new" @@ -313,6 +336,7 @@ If we give names, Bison complains. %token EXPECT_DURATION "ly:duration?" %token EXPECT_SCM "scheme?" %token BACKUP "(backed-up?)" +%token REPARSE "(reparsed?)" %token EXPECT_MARKUP_LIST "markup-list?" %token EXPECT_OPTIONAL "optional?" /* After the last argument. */ @@ -334,6 +358,7 @@ If we give names, Bison complains. %token EVENT_FUNCTION %token FRACTION %token LYRICS_STRING +%token LYRIC_ELEMENT %token LYRIC_MARKUP_IDENTIFIER %token MARKUP_FUNCTION %token MARKUP_LIST_FUNCTION @@ -378,6 +403,10 @@ If we give names, Bison complains. %type closed_music %type music %type music_bare +%type music_arg +%type music_assign +%type music_embedded +%type music_or_context_def %type complex_music %type complex_music_prefix %type mode_changed_music @@ -432,6 +461,8 @@ If we give names, Bison complains. %type context_def_spec_block %type context_def_spec_body %type context_mod +%type context_mod_arg +%type context_mod_embedded %type context_mod_list %type context_prop_spec %type direction_less_char @@ -442,31 +473,33 @@ If we give names, Bison complains. %type embedded_scm_bare %type embedded_scm_bare_arg %type embedded_scm_closed -%type embedded_scm_chord_body -%type embedded_scm_event %type event_function_event %type figure_list %type figure_spec -%type fraction %type full_markup %type full_markup_list %type function_arglist %type function_arglist_optional %type function_arglist_backup %type function_arglist_nonbackup +%type function_arglist_nonbackup_common +%type function_arglist_closed_nonbackup %type function_arglist_skip %type function_arglist_bare %type function_arglist_closed %type function_arglist_closed_optional %type function_arglist_common +%type function_arglist_common_lyric +%type function_arglist_common_minus %type function_arglist_closed_common %type function_arglist_keep %type function_arglist_closed_keep %type identifier_init %type lilypond %type lilypond_header -%type lilypond_header_body %type lyric_element +%type lyric_element_arg +%type lyric_element_music %type lyric_markup %type markup %type markup_braced_list @@ -479,13 +512,12 @@ If we give names, Bison complains. %type markup_head_1_list %type markup_list %type markup_top +%type maybe_notemode_duration %type mode_changing_head %type mode_changing_head_with_context %type multiplied_duration %type music_function_event -%type music_function_event_arglist %type music_function_chord_body -%type music_function_chord_body_arglist %type new_chord %type new_lyrics %type number_expression @@ -501,7 +533,6 @@ If we give names, Bison complains. %type property_operation %type property_path property_path_revved %type scalar -%type scalar_bare %type scalar_closed %type scm_function_call %type scm_function_call_closed @@ -533,11 +564,11 @@ prec levels in different prods */ start_symbol: lilypond | EMBEDDED_LILY { - SCM nn = PARSER->lexer_->lookup_identifier ("pitchnames"); - PARSER->lexer_->push_note_state (alist_to_hashq (nn)); + SCM nn = parser->lexer_->lookup_identifier ("pitchnames"); + parser->lexer_->push_note_state (nn); } embedded_lilypond { - PARSER->lexer_->pop_state (); - PARSER->lexer_->set_identifier (ly_symbol2scm ("parseStringResult"), $3); + parser->lexer_->pop_state (); + parser->lexer_->set_identifier (ly_symbol2scm ("parseStringResult"), $3); } ; @@ -547,49 +578,51 @@ lilypond: /* empty */ { } | lilypond assignment { } | lilypond error { - PARSER->error_level_ = 1; + parser->error_level_ = 1; } | lilypond INVALID { - PARSER->error_level_ = 1; + parser->error_level_ = 1; } ; toplevel_expression: - lilypond_header { - PARSER->lexer_->set_identifier (ly_symbol2scm ("$defaultheader"), $1); + { + parser->lexer_->add_scope (get_header (parser)); + } lilypond_header { + parser->lexer_->set_identifier (ly_symbol2scm ("$defaultheader"), $2); } | book_block { Book *book = $1; - SCM proc = PARSER->lexer_->lookup_identifier ("toplevel-book-handler"); - scm_call_2 (proc, PARSER->self_scm (), book->self_scm ()); + SCM proc = parser->lexer_->lookup_identifier ("toplevel-book-handler"); + scm_call_2 (proc, parser->self_scm (), book->self_scm ()); book->unprotect (); } | bookpart_block { Book *bookpart = $1; - SCM proc = PARSER->lexer_->lookup_identifier ("toplevel-bookpart-handler"); - scm_call_2 (proc, PARSER->self_scm (), bookpart->self_scm ()); + SCM proc = parser->lexer_->lookup_identifier ("toplevel-bookpart-handler"); + scm_call_2 (proc, parser->self_scm (), bookpart->self_scm ()); bookpart->unprotect (); } | score_block { Score *score = $1; - SCM proc = PARSER->lexer_->lookup_identifier ("toplevel-score-handler"); - scm_call_2 (proc, PARSER->self_scm (), score->self_scm ()); + SCM proc = parser->lexer_->lookup_identifier ("toplevel-score-handler"); + scm_call_2 (proc, parser->self_scm (), score->self_scm ()); score->unprotect (); } | composite_music { Music *music = unsmob_music ($1); - SCM proc = PARSER->lexer_->lookup_identifier ("toplevel-music-handler"); - scm_call_2 (proc, PARSER->self_scm (), music->self_scm ()); + SCM proc = parser->lexer_->lookup_identifier ("toplevel-music-handler"); + scm_call_2 (proc, parser->self_scm (), music->self_scm ()); } | full_markup { - SCM proc = PARSER->lexer_->lookup_identifier ("toplevel-text-handler"); - scm_call_2 (proc, PARSER->self_scm (), scm_list_1 ($1)); + SCM proc = parser->lexer_->lookup_identifier ("toplevel-text-handler"); + scm_call_2 (proc, parser->self_scm (), scm_list_1 ($1)); } | full_markup_list { - SCM proc = PARSER->lexer_->lookup_identifier ("toplevel-text-handler"); - scm_call_2 (proc, PARSER->self_scm (), $1); + SCM proc = parser->lexer_->lookup_identifier ("toplevel-text-handler"); + scm_call_2 (proc, parser->self_scm (), $1); } | output_def { SCM id = SCM_EOL; @@ -602,13 +635,16 @@ toplevel_expression: else if ($1->c_variable ("is-layout") == SCM_BOOL_T) id = ly_symbol2scm ("$defaultlayout"); - PARSER->lexer_->set_identifier (id, od->self_scm ()); + parser->lexer_->set_identifier (id, od->self_scm ()); od->unprotect(); } ; embedded_scm_bare: SCM_TOKEN + { + $$ = parser->lexer_->eval_scm_token ($1); + } | SCM_IDENTIFIER ; @@ -652,7 +688,7 @@ embedded_scm: embedded_scm_arg: embedded_scm_bare_arg | scm_function_call - | music + | music_arg ; scm_function_call: @@ -668,24 +704,25 @@ embedded_lilypond: $$ = MAKE_SYNTAX ("void-music", @$); } | identifier_init - | music music music_list { - $$ = MAKE_SYNTAX ("sequential-music", @$, - scm_cons2 ($1, $2, scm_reverse_x ($3, SCM_EOL))); + | music_embedded music_embedded music_list { + $3 = scm_reverse_x ($3, SCM_EOL); + if (unsmob_music ($2)) + $3 = scm_cons ($2, $3); + if (unsmob_music ($1)) + $3 = scm_cons ($1, $3); + $$ = MAKE_SYNTAX ("sequential-music", @$, $3); } | error { - PARSER->error_level_ = 1; + parser->error_level_ = 1; } | INVALID embedded_lilypond { - PARSER->error_level_ = 1; + parser->error_level_ = 1; } ; lilypond_header_body: - { - $$ = get_header (PARSER); - PARSER->lexer_->add_scope ($$); - } + /* empty */ | lilypond_header_body assignment { } @@ -693,7 +730,7 @@ lilypond_header_body: lilypond_header: HEADER '{' lilypond_header_body '}' { - $$ = PARSER->lexer_->remove_scope (); + $$ = parser->lexer_->remove_scope (); } ; @@ -707,11 +744,11 @@ assignment_id: assignment: assignment_id '=' identifier_init { - PARSER->lexer_->set_identifier ($1, $3); + parser->lexer_->set_identifier ($1, $3); } | assignment_id property_path '=' identifier_init { SCM path = scm_cons (scm_string_to_symbol ($1), $2); - PARSER->lexer_->set_identifier (path, $4); + parser->lexer_->set_identifier (path, $4); ; /* TODO: devise standard for protection in parser. @@ -745,17 +782,8 @@ identifier_init: | context_def_spec_block { $$ = $1; } - | music { - /* Hack: Create event-chord around standalone events. - Prevents the identifier from being interpreted as a post-event. */ - Music *mus = unsmob_music ($1); - bool is_event = mus && - (scm_memq (ly_symbol2scm ("event"), mus->get_property ("types")) - != SCM_BOOL_F); - if (!is_event) - $$ = $1; - else - $$ = MAKE_SYNTAX ("event-chord", @$, scm_list_1 ($1)); + | music_assign { + $$ = $1; } | post_event_nofinger { $$ = $1; @@ -763,6 +791,9 @@ identifier_init: | number_expression { $$ = $1; } + | FRACTION { + $$ = $1; + } | string { $$ = $1; } @@ -787,6 +818,27 @@ context_def_spec_block: } ; +context_mod_arg: + embedded_scm + | composite_music + ; + +context_mod_embedded: + context_mod_arg + { + if (unsmob_music ($1)) { + SCM proc = parser->lexer_->lookup_identifier ("context-mod-music-handler"); + $1 = scm_call_2 (proc, parser->self_scm (), $1); + } + if (unsmob_context_mod ($1)) + $$ = $1; + else { + parser->parser_error (@1, _ ("not a context mod")); + } + } + ; + + context_def_spec_body: /**/ { $$ = Context_def::make_scm (); @@ -796,17 +848,6 @@ context_def_spec_body: $$ = $1; unsmob_context_def ($$)->origin ()->set_spot (@$); } - | context_def_spec_body GROBDESCRIPTIONS embedded_scm { - Context_def*td = unsmob_context_def ($$); - - for (SCM p = $3; scm_is_pair (p); p = scm_cdr (p)) { - SCM tag = scm_caar (p); - - /* TODO: should make new tag "grob-definition" ? */ - td->add_context_mod (scm_list_3 (ly_symbol2scm ("assign"), - tag, scm_cons (scm_cdar (p), SCM_EOL))); - } - } | context_def_spec_body context_mod { unsmob_context_def ($$)->add_context_mod ($2); } @@ -817,6 +858,13 @@ context_def_spec_body: td->add_context_mod (scm_car (m)); } } + | context_def_spec_body context_mod_embedded { + Context_def *td = unsmob_context_def ($$); + SCM new_mods = unsmob_context_mod ($2)->get_mods (); + for (SCM m = new_mods; scm_is_pair (m); m = scm_cdr (m)) { + td->add_context_mod (scm_car (m)); + } + } ; @@ -824,8 +872,8 @@ context_def_spec_body: book_block: BOOK '{' book_body '}' { $$ = $3; - pop_paper (PARSER); - PARSER->lexer_->set_identifier (ly_symbol2scm ("$current-book"), SCM_BOOL_F); + pop_paper (parser); + parser->lexer_->set_identifier (ly_symbol2scm ("$current-book"), SCM_BOOL_F); } ; @@ -835,55 +883,54 @@ book_block: book_body: { $$ = new Book; - init_papers (PARSER); + init_papers (parser); $$->origin ()->set_spot (@$); - $$->paper_ = dynamic_cast (unsmob_output_def (PARSER->lexer_->lookup_identifier ("$defaultpaper"))->clone ()); + $$->paper_ = dynamic_cast (unsmob_output_def (parser->lexer_->lookup_identifier ("$defaultpaper"))->clone ()); $$->paper_->unprotect (); - push_paper (PARSER, $$->paper_); - $$->header_ = PARSER->lexer_->lookup_identifier ("$defaultheader"); - PARSER->lexer_->set_identifier (ly_symbol2scm ("$current-book"), $$->self_scm ()); - PARSER->lexer_->set_identifier (ly_symbol2scm ("book-output-suffix"), SCM_BOOL_F); - PARSER->lexer_->set_identifier (ly_symbol2scm ("book-filename"), SCM_BOOL_F); + push_paper (parser, $$->paper_); + $$->header_ = get_header (parser); + parser->lexer_->set_identifier (ly_symbol2scm ("$current-book"), $$->self_scm ()); } | BOOK_IDENTIFIER { $$ = unsmob_book ($1); $$->protect (); $$->origin ()->set_spot (@$); - PARSER->lexer_->set_identifier (ly_symbol2scm ("$current-book"), $1); + parser->lexer_->set_identifier (ly_symbol2scm ("$current-book"), $1); } | book_body paper_block { $$->paper_ = $2; $2->unprotect (); - set_paper (PARSER, $2); + set_paper (parser, $2); } | book_body bookpart_block { Book *bookpart = $2; - SCM proc = PARSER->lexer_->lookup_identifier ("book-bookpart-handler"); + SCM proc = parser->lexer_->lookup_identifier ("book-bookpart-handler"); scm_call_2 (proc, $$->self_scm (), bookpart->self_scm ()); bookpart->unprotect (); } | book_body score_block { Score *score = $2; - SCM proc = PARSER->lexer_->lookup_identifier ("book-score-handler"); + SCM proc = parser->lexer_->lookup_identifier ("book-score-handler"); scm_call_2 (proc, $$->self_scm (), score->self_scm ()); score->unprotect (); } | book_body composite_music { Music *music = unsmob_music ($2); - SCM proc = PARSER->lexer_->lookup_identifier ("book-music-handler"); - scm_call_3 (proc, PARSER->self_scm (), $$->self_scm (), music->self_scm ()); + SCM proc = parser->lexer_->lookup_identifier ("book-music-handler"); + scm_call_3 (proc, parser->self_scm (), $$->self_scm (), music->self_scm ()); } | book_body full_markup { - SCM proc = PARSER->lexer_->lookup_identifier ("book-text-handler"); + SCM proc = parser->lexer_->lookup_identifier ("book-text-handler"); scm_call_2 (proc, $$->self_scm (), scm_list_1 ($2)); } | book_body full_markup_list { - SCM proc = PARSER->lexer_->lookup_identifier ("book-text-handler"); + SCM proc = parser->lexer_->lookup_identifier ("book-text-handler"); scm_call_2 (proc, $$->self_scm (), $2); } - | book_body lilypond_header { - $$->header_ = $2; - } + | book_body + { + parser->lexer_->add_scope ($1->header_); + } lilypond_header | book_body embedded_scm { } | book_body error { $$->paper_ = 0; @@ -895,7 +942,7 @@ book_body: bookpart_block: BOOKPART '{' bookpart_body '}' { $$ = $3; - PARSER->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), SCM_BOOL_F); + parser->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), SCM_BOOL_F); } ; @@ -903,13 +950,13 @@ bookpart_body: { $$ = new Book; $$->origin ()->set_spot (@$); - PARSER->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), $$->self_scm ()); + parser->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), $$->self_scm ()); } | BOOK_IDENTIFIER { $$ = unsmob_book ($1); $$->protect (); $$->origin ()->set_spot (@$); - PARSER->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), $1); + parser->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), $1); } | bookpart_body paper_block { $$->paper_ = $2; @@ -917,26 +964,29 @@ bookpart_body: } | bookpart_body score_block { Score *score = $2; - SCM proc = PARSER->lexer_->lookup_identifier ("bookpart-score-handler"); + SCM proc = parser->lexer_->lookup_identifier ("bookpart-score-handler"); scm_call_2 (proc, $$->self_scm (), score->self_scm ()); score->unprotect (); } | bookpart_body composite_music { Music *music = unsmob_music ($2); - SCM proc = PARSER->lexer_->lookup_identifier ("bookpart-music-handler"); - scm_call_3 (proc, PARSER->self_scm (), $$->self_scm (), music->self_scm ()); + SCM proc = parser->lexer_->lookup_identifier ("bookpart-music-handler"); + scm_call_3 (proc, parser->self_scm (), $$->self_scm (), music->self_scm ()); } | bookpart_body full_markup { - SCM proc = PARSER->lexer_->lookup_identifier ("bookpart-text-handler"); + SCM proc = parser->lexer_->lookup_identifier ("bookpart-text-handler"); scm_call_2 (proc, $$->self_scm (), scm_list_1 ($2)); } | bookpart_body full_markup_list { - SCM proc = PARSER->lexer_->lookup_identifier ("bookpart-text-handler"); + SCM proc = parser->lexer_->lookup_identifier ("bookpart-text-handler"); scm_call_2 (proc, $$->self_scm (), $2); } - | bookpart_body lilypond_header { - $$->header_ = $2; - } + | bookpart_body + { + if (!ly_is_module ($1->header_)) + $1->header_ = ly_make_module (false); + parser->lexer_->add_scope ($1->header_); + } lilypond_header | bookpart_body embedded_scm { } | bookpart_body error { $$->paper_ = 0; @@ -954,7 +1004,7 @@ score_body: music { SCM m = $1; SCM scorify = ly_lily_module_constant ("scorify-music"); - SCM score = scm_call_2 (scorify, m, PARSER->self_scm ()); + SCM score = scm_call_2 (scorify, m, parser->self_scm ()); // pass ownernship to C++ again. $$ = unsmob_score (score); @@ -966,13 +1016,16 @@ score_body: $$->protect (); $$->origin ()->set_spot (@$); } - | score_body lilypond_header { - $$->set_header ($2); - } + | score_body + { + if (!ly_is_module ($1->get_header ())) + $1->set_header (ly_make_module (false)); + parser->lexer_->add_scope ($1->get_header ()); + } lilypond_header | score_body output_def { if ($2->lookup_variable (ly_symbol2scm ("is-paper")) == SCM_BOOL_T) { - PARSER->parser_error (@2, _("\\paper cannot be used in \\score, use \\layout instead")); + parser->parser_error (@2, _("\\paper cannot be used in \\score, use \\layout instead")); } else @@ -996,9 +1049,9 @@ paper_block: $$ = $1; if ($$->lookup_variable (ly_symbol2scm ("is-paper")) != SCM_BOOL_T) { - PARSER->parser_error (@1, _ ("need \\paper for paper block")); + parser->parser_error (@1, _ ("need \\paper for paper block")); $1->unprotect (); - $$ = get_paper (PARSER); + $$ = get_paper (parser); } } ; @@ -1008,37 +1061,56 @@ output_def: output_def_body '}' { $$ = $1; - PARSER->lexer_->remove_scope (); - PARSER->lexer_->pop_state (); + parser->lexer_->remove_scope (); + parser->lexer_->pop_state (); } ; output_def_head: PAPER { - $$ = get_paper (PARSER); + $$ = get_paper (parser); $$->input_origin_ = @$; - PARSER->lexer_->add_scope ($$->scope_); + parser->lexer_->add_scope ($$->scope_); } | MIDI { - Output_def *p = get_midi (PARSER); + Output_def *p = get_midi (parser); $$ = p; - PARSER->lexer_->add_scope (p->scope_); + parser->lexer_->add_scope (p->scope_); } | LAYOUT { - Output_def *p = get_layout (PARSER); + Output_def *p = get_layout (parser); - PARSER->lexer_->add_scope (p->scope_); + parser->lexer_->add_scope (p->scope_); $$ = p; } ; output_def_head_with_mode_switch: output_def_head { - PARSER->lexer_->push_initial_state (); + parser->lexer_->push_initial_state (); $$ = $1; } ; +// We need this weird nonterminal because both music as well as a +// context definition can start with \context and the difference is +// only apparent after looking at the next token. If it is '{', there +// is still time to escape from notes mode. + +music_or_context_def: + music_arg + { + parser->lexer_->pop_state (); + } + | CONTEXT + { + parser->lexer_->pop_state (); + } '{' context_def_spec_body '}' + { + $$ = $4; + } + ; + output_def_body: output_def_head_with_mode_switch '{' { $$ = $1; @@ -1051,14 +1123,27 @@ output_def_body: o->input_origin_.set_spot (@$); $$ = o; $$->protect (); - PARSER->lexer_->remove_scope (); - PARSER->lexer_->add_scope (o->scope_); + parser->lexer_->remove_scope (); + parser->lexer_->add_scope (o->scope_); } | output_def_body assignment { } - | output_def_body context_def_spec_block { - assign_context_def ($$, $2); + | output_def_body + { + SCM nn = parser->lexer_->lookup_identifier ("pitchnames"); + parser->lexer_->push_note_state (nn); + } music_or_context_def + { + if (unsmob_context_def ($3)) + assign_context_def ($$, $3); + else { + + SCM proc = parser->lexer_->lookup_identifier + ("output-def-music-handler"); + scm_call_3 (proc, parser->self_scm (), + $1->self_scm (), $3); + } } | output_def_body error { @@ -1084,11 +1169,9 @@ music_list: /* empty */ { $$ = SCM_EOL; } - | music_list music { - $$ = scm_cons ($2, $1); - } - | music_list embedded_scm { - + | music_list music_embedded { + if (unsmob_music ($2)) + $$ = scm_cons ($2, $1); } | music_list error { Music *m = MY_MAKE_MUSIC("Music", @$); @@ -1106,11 +1189,44 @@ braced_music_list: } ; -music: +music: music_arg + | lyric_element_music + ; + +music_embedded: + music + | embedded_scm + { + if (unsmob_music ($1) + || scm_is_eq ($1, SCM_UNSPECIFIED)) + $$ = $1; + else + { + @$.warning (_ ("Ignoring non-music expression")); + $$ = SCM_UNSPECIFIED; + } + } + ; + +music_arg: simple_music + { + if (unsmob_pitch ($1)) { + Music *n = MY_MAKE_MUSIC ("NoteEvent", @1); + n->set_property ("pitch", $1); + n->set_property ("duration", + parser->default_duration_.smobbed_copy ()); + $$ = n->unprotect (); + } + } | composite_music %prec COMPOSITE ; +music_assign: + simple_music + | composite_music %prec COMPOSITE + | lyric_element_music + ; repeated_music: REPEAT simple_string unsigned_number music @@ -1148,9 +1264,9 @@ simple_music: ; context_modification: - WITH { PARSER->lexer_->push_initial_state (); } '{' context_mod_list '}' + WITH { parser->lexer_->push_initial_state (); } '{' context_mod_list '}' { - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); $$ = $4; } | WITH CONTEXT_MOD_IDENTIFIER @@ -1161,6 +1277,15 @@ context_modification: { $$ = $1; } + | WITH embedded_scm_closed + { + if (unsmob_context_mod ($2)) + $$ = $2; + else { + parser->parser_error (@2, _ ("not a context mod")); + $$ = Context_mod ().smobbed_copy (); + } + } ; optional_context_mod: @@ -1185,6 +1310,10 @@ context_mod_list: if (md) unsmob_context_mod ($1)->add_context_mods (md->get_mods ()); } + | context_mod_list context_mod_embedded { + unsmob_context_mod ($1)->add_context_mods + (unsmob_context_mod ($2)->get_mods ()); + } ; composite_music: @@ -1226,35 +1355,82 @@ function_arglist_skip: { $$ = scm_cons ($1, $3); } %prec FUNCTION_ARGLIST - | EXPECT_SCM EXPECT_DURATION function_arglist_skip + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_skip { $$ = scm_cons ($1, $3); } %prec FUNCTION_ARGLIST ; -function_arglist_nonbackup: +function_arglist_nonbackup_common: EXPECT_OPTIONAL EXPECT_PITCH function_arglist pitch_also_in_chords { $$ = scm_cons ($4, $3); } | EXPECT_OPTIONAL EXPECT_DURATION function_arglist_closed duration_length { $$ = scm_cons ($4, $3); } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed FRACTION + { + $$ = check_scheme_arg (parser, @4, $4, $3, $2); + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed post_event_nofinger + { + $$ = check_scheme_arg (parser, @4, $4, $3, $2); + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed '-' UNSIGNED + { + SCM n = scm_difference ($5, SCM_UNDEFINED); + if (scm_is_true (scm_call_1 ($2, n))) + $$ = scm_cons (n, $3); + else { + Music *t = MY_MAKE_MUSIC ("FingeringEvent", @5); + t->set_property ("digit", $5); + $$ = t->unprotect (); + if (scm_is_true (scm_call_1 ($2, $$))) + $$ = scm_cons ($$, $3); + else + $$ = check_scheme_arg (parser, @4, n, $3, $2); + } + + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed '-' REAL + { + $$ = check_scheme_arg (parser, @4, + scm_difference ($5, SCM_UNDEFINED), + $3, $2); + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed '-' NUMBER_IDENTIFIER + { + $$ = check_scheme_arg (parser, @4, + scm_difference ($5, SCM_UNDEFINED), + $3, $2); + } + ; + +function_arglist_closed_nonbackup: + function_arglist_nonbackup_common | EXPECT_OPTIONAL EXPECT_SCM function_arglist embedded_scm_arg_closed { - $$ = check_scheme_arg (PARSER, @4, $1, $4, $3, $2); + $$ = check_scheme_arg (parser, @4, $4, $3, $2); } | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed bare_number_closed { - $$ = check_scheme_arg (PARSER, @4, $1, $4, $3, $2); + $$ = check_scheme_arg (parser, @4, $4, $3, $2); } - | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed FRACTION + ; + +function_arglist_nonbackup: + function_arglist_nonbackup_common + | EXPECT_OPTIONAL EXPECT_SCM function_arglist embedded_scm_arg { - $$ = check_scheme_arg (PARSER, @4, $1, $4, $3, $2); + $$ = check_scheme_arg (parser, @4, $4, $3, $2); + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed bare_number + { + $$ = check_scheme_arg (parser, @4, $4, $3, $2); } ; - function_arglist_keep: function_arglist_common | function_arglist_backup @@ -1272,20 +1448,43 @@ function_arglist_backup: { $$ = scm_cons ($4, $3); } else { - $$ = try_unpack_lyrics ($2, $4); - if (!SCM_UNBNDP ($$)) - $$ = scm_cons ($$, $3); - else { - $$ = scm_cons (loc_on_music (@3, $1), $3); - MYBACKUP (SCM_IDENTIFIER, $4, @4); - } + $$ = scm_cons (loc_on_music (@3, $1), $3); + MYBACKUP (SCM_IDENTIFIER, $4, @4); } } - | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep UNSIGNED + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep post_event_nofinger { if (scm_is_true (scm_call_1 ($2, $4))) { $$ = scm_cons ($4, $3); + } else { + $$ = scm_cons (loc_on_music (@3, $1), $3); + MYBACKUP (EVENT_IDENTIFIER, $4, @4); + } + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep lyric_element + { + // There is no point interpreting a lyrics string as + // an event, since we don't allow music possibly + // followed by durations or postevent into closed + // music, and we only accept closed music in optional + // arguments at the moment. If this changes, more + // complex schemes might become interesting here as + // well: see how we do this at the mandatory argument + // point. + if (scm_is_true (scm_call_1 ($2, $4))) + $$ = scm_cons ($4, $3); + else { + $$ = scm_cons (loc_on_music (@3, $1), $3); + MYBACKUP (LYRICS_STRING, $4, @4); + } + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep UNSIGNED + { + if (scm_is_true (scm_call_1 ($2, $4))) + { + $$ = $3; + MYREPARSE (@4, $2, UNSIGNED, $4); } else { $$ = scm_cons (loc_on_music (@3, $1), $3); MYBACKUP (UNSIGNED, $4, @4); @@ -1295,7 +1494,8 @@ function_arglist_backup: { if (scm_is_true (scm_call_1 ($2, $4))) { - $$ = scm_cons ($4, $3); + $$ = $3; + MYREPARSE (@4, $2, REAL, $4); } else { $$ = scm_cons (loc_on_music (@3, $1), $3); MYBACKUP (REAL, $4, @4); @@ -1321,6 +1521,45 @@ function_arglist_backup: MYBACKUP (FRACTION, $4, @4); } } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep '-' UNSIGNED + { + SCM n = scm_difference ($5, SCM_UNDEFINED); + if (scm_is_true (scm_call_1 ($2, n))) { + $$ = $3; + MYREPARSE (@5, $2, REAL, n); + } else { + Music *t = MY_MAKE_MUSIC ("FingeringEvent", @5); + t->set_property ("digit", $5); + $$ = t->unprotect (); + if (scm_is_true (scm_call_1 ($2, $$))) + $$ = scm_cons ($$, $3); + else { + $$ = scm_cons (loc_on_music (@3, $1), $3); + MYBACKUP (UNSIGNED, $5, @5); + parser->lexer_->push_extra_token ('-'); + } + } + + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep '-' REAL + { + SCM n = scm_difference ($5, SCM_UNDEFINED); + if (scm_is_true (scm_call_1 ($2, n))) { + MYREPARSE (@5, $2, REAL, n); + $$ = $3; + } else { + MYBACKUP (REAL, n, @5); + } + } + | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep '-' NUMBER_IDENTIFIER + { + SCM n = scm_difference ($5, SCM_UNDEFINED); + if (scm_is_true (scm_call_1 ($2, n))) { + $$ = scm_cons (n, $3); + } else { + MYBACKUP (NUMBER_IDENTIFIER, n, @5); + } + } | EXPECT_OPTIONAL EXPECT_PITCH function_arglist_keep pitch_also_in_chords { $$ = scm_cons ($4, $3); @@ -1334,6 +1573,16 @@ function_arglist_backup: $$ = scm_cons ($1, $3); MYBACKUP(0, SCM_UNDEFINED, @3); } + | function_arglist_backup REPARSE embedded_scm_arg_closed + { + $$ = check_scheme_arg (parser, @3, + $3, $1, $2); + } + | function_arglist_backup REPARSE bare_number + { + $$ = check_scheme_arg (parser, @3, + $3, $1, $2); + } ; function_arglist: @@ -1345,41 +1594,161 @@ function_arglist_common: function_arglist_bare | EXPECT_SCM function_arglist_optional embedded_scm_arg { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, + $$ = check_scheme_arg (parser, @3, $3, $2, $1); } | EXPECT_SCM function_arglist_closed_optional bare_number { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, + $$ = check_scheme_arg (parser, @3, $3, $2, $1); } - | EXPECT_SCM function_arglist_closed_optional fraction + | EXPECT_SCM function_arglist_closed_optional FRACTION { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, + $$ = check_scheme_arg (parser, @3, $3, $2, $1); } + | EXPECT_SCM function_arglist_closed_optional post_event_nofinger + { + $$ = check_scheme_arg (parser, @3, + $3, $2, $1); + } + | function_arglist_common_minus + | function_arglist_common_lyric + ; + +function_arglist_common_lyric: + EXPECT_SCM function_arglist_optional lyric_element + { + // We check how the predicate thinks about a lyrics + // event or about a markup. If it accepts neither, we + // backup the original token. Otherwise we commit to + // taking the token. Depending on what the predicate + // is willing to accept, we interpret as a string, as + // a lyric event, or ambiguously (meaning that if + // something looking like a duration or post event + // follows, we take the event, otherwise the string). + SCM lyric_event = MAKE_SYNTAX ("lyric-event", @3, $3, + parser->default_duration_.smobbed_copy ()); + if (scm_is_true (scm_call_1 ($1, $3))) + if (scm_is_true (scm_call_1 ($1, lyric_event))) + { + $$ = $2; + MYREPARSE (@3, $1, LYRICS_STRING, $3); + } else { + $$ = scm_cons ($3, $2); + } + else if (scm_is_true (scm_call_1 ($1, lyric_event))) + { + $$ = $2; + MYREPARSE (@3, $1, LYRIC_ELEMENT, $3); + } else { + // This is going to flag a syntax error, we + // know the predicate to be false. + check_scheme_arg (parser, @3, + $3, $2, $1); + } + } + | function_arglist_common_lyric REPARSE lyric_element_arg + { + // This should never be false + $$ = check_scheme_arg (parser, @3, + $3, $1, $2); + } + ; + +function_arglist_common_minus: + EXPECT_SCM function_arglist_closed_optional '-' UNSIGNED + { + SCM n = scm_difference ($4, SCM_UNDEFINED); + if (scm_is_true (scm_call_1 ($1, n))) { + $$ = $2; + MYREPARSE (@4, $1, REAL, n); + } else { + Music *t = MY_MAKE_MUSIC ("FingeringEvent", @4); + t->set_property ("digit", $4); + $$ = t->unprotect (); + if (scm_is_true (scm_call_1 ($1, $$))) + $$ = scm_cons ($$, $2); + else + $$ = check_scheme_arg (parser, @3, n, $2, $1); + } + + } + | EXPECT_SCM function_arglist_closed_optional '-' REAL + { + $$ = $2; + SCM n = scm_difference ($4, SCM_UNDEFINED); + MYREPARSE (@4, $1, REAL, n); + } + | EXPECT_SCM function_arglist_closed_optional '-' NUMBER_IDENTIFIER + { + SCM n = scm_difference ($4, SCM_UNDEFINED); + $$ = check_scheme_arg (parser, @4, n, $2, $1); + } + | function_arglist_common_minus REPARSE bare_number + { + $$ = check_scheme_arg (parser, @3, $3, $1, $2); + } ; function_arglist_closed: function_arglist_closed_common - | function_arglist_nonbackup + | function_arglist_closed_nonbackup ; function_arglist_closed_common: function_arglist_bare | EXPECT_SCM function_arglist_optional embedded_scm_arg_closed { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, + $$ = check_scheme_arg (parser, @3, + $3, $2, $1); + } + | EXPECT_SCM function_arglist_closed_optional bare_number + { + $$ = check_scheme_arg (parser, @3, $3, $2, $1); } - | EXPECT_SCM function_arglist_closed_optional bare_number_closed + | EXPECT_SCM function_arglist_closed_optional '-' UNSIGNED + { + SCM n = scm_difference ($4, SCM_UNDEFINED); + if (scm_is_true (scm_call_1 ($1, n))) { + $$ = scm_cons (n, $2); + } else { + Music *t = MY_MAKE_MUSIC ("FingeringEvent", @4); + t->set_property ("digit", $4); + $$ = t->unprotect (); + if (scm_is_true (scm_call_1 ($1, $$))) + $$ = scm_cons ($$, $2); + else + $$ = check_scheme_arg (parser, @3, n, $2, $1); + } + + } + | EXPECT_SCM function_arglist_closed_optional '-' REAL + { + $$ = check_scheme_arg (parser, @3, + scm_difference ($4, SCM_UNDEFINED), + $2, $1); + } + | EXPECT_SCM function_arglist_closed_optional '-' NUMBER_IDENTIFIER { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, + $$ = check_scheme_arg (parser, @3, + scm_difference ($4, SCM_UNDEFINED), + $2, $1); + } + | EXPECT_SCM function_arglist_closed_optional post_event_nofinger + { + $$ = check_scheme_arg (parser, @3, $3, $2, $1); } | EXPECT_SCM function_arglist_closed_optional FRACTION { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, + $$ = check_scheme_arg (parser, @3, + $3, $2, $1); + } + | EXPECT_SCM function_arglist_optional lyric_element + { + $$ = check_scheme_arg (parser, @3, $3, $2, $1); } ; @@ -1489,9 +1858,6 @@ complex_music_prefix: mods = ctxmod->get_mods (); $$ = START_MAKE_SYNTAX ("context-specification", $2, $3, mods, SCM_BOOL_T); } - | TIMES fraction { - $$ = START_MAKE_SYNTAX ("time-scaled-music", $2); - } ; mode_changed_music: @@ -1504,7 +1870,7 @@ mode_changed_music: { $$ = $2; } - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); } | mode_changing_head_with_context optional_context_mod grouped_music_list { Context_mod *ctxmod = unsmob_context_mod ($2); @@ -1516,82 +1882,82 @@ mode_changed_music: { $$ = MAKE_SYNTAX ("unrelativable-music", @$, $$); } - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); } ; mode_changing_head: NOTEMODE { - SCM nn = PARSER->lexer_->lookup_identifier ("pitchnames"); - PARSER->lexer_->push_note_state (alist_to_hashq (nn)); + SCM nn = parser->lexer_->lookup_identifier ("pitchnames"); + parser->lexer_->push_note_state (nn); $$ = ly_symbol2scm ("notes"); } | DRUMMODE { - SCM nn = PARSER->lexer_->lookup_identifier ("drumPitchNames"); - PARSER->lexer_->push_note_state (alist_to_hashq (nn)); + SCM nn = parser->lexer_->lookup_identifier ("drumPitchNames"); + parser->lexer_->push_note_state (nn); $$ = ly_symbol2scm ("drums"); } | FIGUREMODE { - PARSER->lexer_->push_figuredbass_state (); + parser->lexer_->push_figuredbass_state (); $$ = ly_symbol2scm ("figures"); } | CHORDMODE { - SCM nn = PARSER->lexer_->lookup_identifier ("chordmodifiers"); - PARSER->lexer_->chordmodifier_tab_ = alist_to_hashq (nn); - nn = PARSER->lexer_->lookup_identifier ("pitchnames"); - PARSER->lexer_->push_chord_state (alist_to_hashq (nn)); + SCM nn = parser->lexer_->lookup_identifier ("chordmodifiers"); + parser->lexer_->chordmodifier_tab_ = alist_to_hashq (nn); + nn = parser->lexer_->lookup_identifier ("pitchnames"); + parser->lexer_->push_chord_state (nn); $$ = ly_symbol2scm ("chords"); } | LYRICMODE - { PARSER->lexer_->push_lyric_state (); + { parser->lexer_->push_lyric_state (); $$ = ly_symbol2scm ("lyrics"); } ; mode_changing_head_with_context: DRUMS { - SCM nn = PARSER->lexer_->lookup_identifier ("drumPitchNames"); - PARSER->lexer_->push_note_state (alist_to_hashq (nn)); + SCM nn = parser->lexer_->lookup_identifier ("drumPitchNames"); + parser->lexer_->push_note_state (nn); $$ = ly_symbol2scm ("DrumStaff"); } | FIGURES { - PARSER->lexer_->push_figuredbass_state (); + parser->lexer_->push_figuredbass_state (); $$ = ly_symbol2scm ("FiguredBass"); } | CHORDS { - SCM nn = PARSER->lexer_->lookup_identifier ("chordmodifiers"); - PARSER->lexer_->chordmodifier_tab_ = alist_to_hashq (nn); - nn = PARSER->lexer_->lookup_identifier ("pitchnames"); - PARSER->lexer_->push_chord_state (alist_to_hashq (nn)); + SCM nn = parser->lexer_->lookup_identifier ("chordmodifiers"); + parser->lexer_->chordmodifier_tab_ = alist_to_hashq (nn); + nn = parser->lexer_->lookup_identifier ("pitchnames"); + parser->lexer_->push_chord_state (nn); $$ = ly_symbol2scm ("ChordNames"); } | LYRICS - { PARSER->lexer_->push_lyric_state (); + { parser->lexer_->push_lyric_state (); $$ = ly_symbol2scm ("Lyrics"); } ; new_lyrics: - ADDLYRICS { PARSER->lexer_->push_lyric_state (); } + ADDLYRICS { parser->lexer_->push_lyric_state (); } /*cont */ composite_music { /* Can also use music at the expensive of two S/Rs similar to \repeat \alternative */ - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); $$ = scm_cons ($3, SCM_EOL); } | new_lyrics ADDLYRICS { - PARSER->lexer_->push_lyric_state (); + parser->lexer_->push_lyric_state (); } composite_music { - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); $$ = scm_cons ($4, $1); } ; @@ -1601,9 +1967,9 @@ re_rhythmed_music: $$ = MAKE_SYNTAX ("add-lyrics", @$, $1, scm_reverse_x ($2, SCM_EOL)); } %prec COMPOSITE | LYRICSTO simple_string { - PARSER->lexer_->push_lyric_state (); + parser->lexer_->push_lyric_state (); } music { - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); $$ = MAKE_SYNTAX ("lyric-combine", @$, $2, $4); } ; @@ -1669,16 +2035,19 @@ context_mod: | context_def_mod STRING { $$ = scm_list_2 ($1, $2); } - | context_def_mod embedded_scm { - if (ly_symbol2scm ("consists") != $1) - { - $$ = SCM_EOL; - PARSER->parser_error (@1, _ ("only \\consists takes non-string argument.")); - } - else - { - $$ = scm_list_2 ($1, $2); - } + | context_def_mod embedded_scm + { + if (!scm_is_string ($2) + && ly_symbol2scm ("consists") != $1 + && ly_symbol2scm ("remove") != $1) + { + $$ = SCM_EOL; + parser->parser_error (@1, _ ("only \\consists and \\remove take non-string argument.")); + } + else + { + $$ = scm_list_2 ($1, $2); + } } ; @@ -1727,7 +2096,7 @@ simple_music_property_def: music_property_def: simple_music_property_def { - $$ = LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant ("property-operation"), scm_cons2 (PARSER->self_scm (), make_input (@$), $1)); + $$ = LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant ("property-operation"), scm_cons2 (parser->self_scm (), make_input (@$), $1)); } ; @@ -1754,44 +2123,37 @@ simple_string: STRING { } ; -scalar_bare: - string { - $$ = $1; - } - | lyric_element { - $$ = $1; - } - | bare_number { - $$ = $1; - } - | embedded_scm_bare { - $$ = $1; - } - | full_markup { - $$ = $1; - } - | full_markup_list - { - $$ = $1; - } - ; - scalar: - scalar_bare | - scm_function_call + embedded_scm_arg + | bare_number + | FRACTION + | lyric_element ; scalar_closed: - scalar_bare | - scm_function_call_closed + embedded_scm_arg_closed + | bare_number + | FRACTION + | lyric_element ; event_chord: - /* TODO: Create a special case that avoids the creation of - EventChords around simple_elements that have no post_events? - */ - simple_chord_elements post_events { + simple_element post_events { + // Let the rhythmic music iterator sort this mess out. + if (scm_is_pair ($2)) { + if (unsmob_pitch ($1)) { + Music *n = MY_MAKE_MUSIC ("NoteEvent", @1); + n->set_property ("pitch", $1); + n->set_property ("duration", + parser->default_duration_.smobbed_copy ()); + $$ = n->unprotect (); + } + unsmob_music ($$)->set_property ("articulations", + scm_reverse_x ($2, SCM_EOL)); + } + } + | simple_chord_elements post_events { SCM elts = ly_append2 ($1, scm_reverse_x ($2, SCM_EOL)); Input i; @@ -1804,8 +2166,6 @@ event_chord: Input i; i.set_location (@1, @3); $$ = MAKE_SYNTAX ("repetition-chord", i, - PARSER->lexer_->chord_repetition_.last_chord_, - PARSER->lexer_->chord_repetition_.repetition_function_, $2, scm_reverse_x ($3, SCM_EOL)); } | MULTI_MEASURE_REST optional_notemode_duration post_events { @@ -1815,13 +2175,7 @@ event_chord: scm_reverse_x ($3, SCM_EOL)); } | command_element - /* note chord elements are memorized into - PARSER->lexer_->chord_repetition_ so that the chord repetition - mechanism copy them when a chord repetition symbol is found - */ - | note_chord_element { - PARSER->lexer_->chord_repetition_.last_chord_ = $$; - } + | note_chord_element ; @@ -1853,7 +2207,8 @@ chord_body: chord_body_elements: /* empty */ { $$ = SCM_EOL; } | chord_body_elements chord_body_element { - $$ = scm_cons ($2, $1); + if (!SCM_UNBNDP ($2)) + $$ = scm_cons ($2, $1); } ; @@ -1895,74 +2250,40 @@ chord_body_element: $$ = n->unprotect (); } | music_function_chord_body - ; - -/* We can't accept a music argument, not even a closed one, - * immediately before chord_body_elements, otherwise a function \fun - * with a signature of two music arguments can't be sorted out - * properly in a construct like - * <\fun { c } \fun { c } c> - * The second call could be interpreted either as a chord constituent - * or a music expression. - */ - -music_function_chord_body_arglist: - function_arglist_bare - | EXPECT_SCM music_function_chord_body_arglist embedded_scm_chord_body { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, - $3, $2, $1); - } - ; + Music *m = unsmob_music ($1); -embedded_scm_chord_body: - embedded_scm_bare_arg - | SCM_FUNCTION music_function_chord_body_arglist { - $$ = MAKE_SYNTAX ("music-function", @$, - $1, $2); - } - | chord_body_element - ; + while (m && m->is_mus_type ("music-wrapper-music")) { + $$ = m->get_property ("element"); + m = unsmob_music ($$); + } -music_function_chord_body: - MUSIC_FUNCTION music_function_chord_body_arglist { - $$ = MAKE_SYNTAX ("music-function", @$, - $1, $2); + if (!(m && m->is_mus_type ("rhythmic-event"))) { + parser->parser_error (@$, _ ("not a rhythmic event")); + $$ = SCM_UNDEFINED; + } } ; -/* We could accept a closed music argument before the post events - * indicated by a trailing argument list. For symmetry with chord - * bodies and in order to avoid too tricky and complex behavior, we - * refrain from doing so. - */ -music_function_event_arglist: - function_arglist_bare - | EXPECT_SCM music_function_event_arglist embedded_scm_event - { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, - $3, $2, $1); - } +music_function_chord_body: + music_function_call + | MUSIC_IDENTIFIER ; -embedded_scm_event: - embedded_scm_bare_arg - | SCM_FUNCTION music_function_event_arglist { - $$ = MAKE_SYNTAX ("music-function", @$, - $1, $2); - } - | post_event - ; +// Event functions may only take closed arglists, otherwise it would +// not be clear whether a following postevent should be associated +// with the last argument of the event function or with the expression +// for which the function call acts itself as event. music_function_event: - MUSIC_FUNCTION music_function_event_arglist { + MUSIC_FUNCTION function_arglist_closed { $$ = MAKE_SYNTAX ("music-function", @$, $1, $2); } ; event_function_event: - EVENT_FUNCTION music_function_event_arglist { + EVENT_FUNCTION function_arglist_closed { $$ = MAKE_SYNTAX ("music-function", @$, $1, $2); } @@ -1986,7 +2307,7 @@ command_element: $$ = MAKE_SYNTAX ("voice-separator", @$); } | '|' { - SCM pipe = PARSER->lexer_->lookup_identifier ("pipeSymbol"); + SCM pipe = parser->lexer_->lookup_identifier ("pipeSymbol"); Music *m = unsmob_music (pipe); if (m) @@ -1999,24 +2320,12 @@ command_element: $$ = MAKE_SYNTAX ("bar-check", @$); } - | TIME_T fraction { - SCM proc = ly_lily_module_constant ("make-time-signature-set"); - - $$ = scm_apply_2 (proc, scm_car ($2), scm_cdr ($2), SCM_EOL); - } - | MARK scalar { - $$ = MAKE_SYNTAX ("make-mark-set", @$, $2); - } ; command_event: E_TILDE { $$ = MY_MAKE_MUSIC ("PesOrFlexaEvent", @$)->unprotect (); } - | MARK DEFAULT { - Music *m = MY_MAKE_MUSIC ("MarkEvent", @$); - $$ = m->unprotect (); - } | tempo_event { $$ = $1; } @@ -2045,13 +2354,13 @@ post_event_nofinger: } } | HYPHEN { - if (!PARSER->lexer_->is_lyric_state ()) - PARSER->parser_error (@1, _ ("have to be in Lyric mode for lyrics")); + if (!parser->lexer_->is_lyric_state ()) + parser->parser_error (@1, _ ("have to be in Lyric mode for lyrics")); $$ = MY_MAKE_MUSIC ("HyphenEvent", @$)->unprotect (); } | EXTENDER { - if (!PARSER->lexer_->is_lyric_state ()) - PARSER->parser_error (@1, _ ("have to be in Lyric mode for lyrics")); + if (!parser->lexer_->is_lyric_state ()) + parser->parser_error (@1, _ ("have to be in Lyric mode for lyrics")); $$ = MY_MAKE_MUSIC ("ExtenderEvent", @$)->unprotect (); } | script_dir direction_reqd_event { @@ -2071,16 +2380,21 @@ post_event_nofinger: $$ = $2; } | string_number_event + | '^' fingering + { + $$ = $2; + unsmob_music ($$)->set_property ("direction", scm_from_int (UP)); + } + | '_' fingering + { + $$ = $2; + unsmob_music ($$)->set_property ("direction", scm_from_int (DOWN)); + } ; post_event: post_event_nofinger - | script_dir fingering { - if ($1) - { - Music *m = unsmob_music ($2); - m->set_property ("direction", scm_from_int ($1)); - } + | '-' fingering { $$ = $2; } ; @@ -2128,7 +2442,7 @@ direction_less_char: direction_less_event: direction_less_char { - SCM predefd = PARSER->lexer_->lookup_identifier_symbol ($1); + SCM predefd = parser->lexer_->lookup_identifier_symbol ($1); Music *m = 0; if (unsmob_music (predefd)) { @@ -2157,11 +2471,11 @@ direction_reqd_event: $$ = $1; } | script_abbreviation { - SCM s = PARSER->lexer_->lookup_identifier ("dash" + ly_scm2string ($1)); + SCM s = parser->lexer_->lookup_identifier ("dash" + ly_scm2string ($1)); Music *a = MY_MAKE_MUSIC ("ArticulationEvent", @$); if (scm_is_string (s)) a->set_property ("articulation-type", s); - else PARSER->parser_error (@1, _ ("expecting string as script definition")); + else parser->parser_error (@1, _ ("expecting string as script definition")); $$ = a->unprotect (); } ; @@ -2246,7 +2560,7 @@ gen_text_def: t->set_property ("text", $1); $$ = t->unprotect (); } - | string { + | simple_string { Music *t = MY_MAKE_MUSIC ("TextScriptEvent", @$); t->set_property ("text", make_simple_markup ($1)); @@ -2298,14 +2612,22 @@ duration_length: } ; -optional_notemode_duration: +maybe_notemode_duration: { - Duration dd = PARSER->default_duration_; - $$ = dd.smobbed_copy (); + $$ = SCM_UNDEFINED; } | multiplied_duration { $$ = $1; - PARSER->default_duration_ = *unsmob_duration ($$); + parser->default_duration_ = *unsmob_duration ($$); + } +; + + +optional_notemode_duration: + maybe_notemode_duration + { + if (SCM_UNBNDP ($$)) + $$ = parser->default_duration_.smobbed_copy (); } ; @@ -2313,7 +2635,7 @@ steno_duration: bare_unsigned dots { int len = 0; if (!is_duration ($1)) - PARSER->parser_error (@1, _f ("not a duration: %d", $1)); + parser->parser_error (@1, _f ("not a duration: %d", $1)); else len = intlog2 ($1); @@ -2342,13 +2664,6 @@ multiplied_duration: } ; -fraction: - FRACTION { $$ = $1; } - | UNSIGNED '/' UNSIGNED { - $$ = scm_cons ($1, $3); - } - ; - dots: /* empty */ { $$ = 0; @@ -2364,7 +2679,7 @@ tremolo_type: } | ':' bare_unsigned { if (!is_duration ($2)) - PARSER->parser_error (@2, _f ("not a duration: %d", $2)); + parser->parser_error (@2, _f ("not a duration: %d", $2)); $$ = $2; } ; @@ -2481,31 +2796,37 @@ optional_rest: ; simple_element: - pitch exclamations questions octave_check optional_notemode_duration optional_rest { - if (!PARSER->lexer_->is_note_state ()) - PARSER->parser_error (@1, _ ("have to be in Note mode for notes")); - - Music *n = 0; - if ($6) - n = MY_MAKE_MUSIC ("RestEvent", @$); - else - n = MY_MAKE_MUSIC ("NoteEvent", @$); - - n->set_property ("pitch", $1); - n->set_property ("duration", $5); - - if (scm_is_number ($4)) + pitch exclamations questions octave_check maybe_notemode_duration optional_rest { + if (!parser->lexer_->is_note_state ()) + parser->parser_error (@1, _ ("have to be in Note mode for notes")); + if ($2 || $3 || scm_is_number ($4) || !SCM_UNBNDP ($5) || $6) { - int q = scm_to_int ($4); - n->set_property ("absolute-octave", scm_from_int (q-1)); + Music *n = 0; + if ($6) + n = MY_MAKE_MUSIC ("RestEvent", @$); + else + n = MY_MAKE_MUSIC ("NoteEvent", @$); + + n->set_property ("pitch", $1); + if (SCM_UNBNDP ($5)) + n->set_property ("duration", + parser->default_duration_.smobbed_copy ()); + else + n->set_property ("duration", $5); + + if (scm_is_number ($4)) + { + int q = scm_to_int ($4); + n->set_property ("absolute-octave", scm_from_int (q-1)); + } + + if ($3 % 2) + n->set_property ("cautionary", SCM_BOOL_T); + if ($2 % 2 || $3 % 2) + n->set_property ("force-accidental", SCM_BOOL_T); + + $$ = n->unprotect (); } - - if ($3 % 2) - n->set_property ("cautionary", SCM_BOOL_T); - if ($2 % 2 || $3 % 2) - n->set_property ("force-accidental", SCM_BOOL_T); - - $$ = n->unprotect (); } | DRUM_PITCH optional_notemode_duration { Music *n = MY_MAKE_MUSIC ("NoteEvent", @$); @@ -2527,24 +2848,12 @@ simple_element: ev->set_property ("duration", $2); $$ = ev->unprotect (); } - | lyric_element optional_notemode_duration { - if (!PARSER->lexer_->is_lyric_state ()) - PARSER->parser_error (@1, _ ("have to be in Lyric mode for lyrics")); - - Music *levent = MY_MAKE_MUSIC ("LyricEvent", @$); - levent->set_property ("text", $1); - levent->set_property ("duration",$2); - $$= levent->unprotect (); - } ; simple_chord_elements: - simple_element { - $$ = scm_list_1 ($1); - } - | new_chord { - if (!PARSER->lexer_->is_chord_state ()) - PARSER->parser_error (@1, _ ("have to be in Chord mode for chords")); + new_chord { + if (!parser->lexer_->is_chord_state ()) + parser->parser_error (@1, _ ("have to be in Chord mode for chords")); $$ = $1; } | figure_spec optional_notemode_duration { @@ -2565,13 +2874,45 @@ lyric_element: } ; +lyric_element_arg: + lyric_element + | lyric_element multiplied_duration post_events { + $$ = MAKE_SYNTAX ("lyric-event", @$, $1, $2); + if (scm_is_pair ($3)) + unsmob_music ($$)->set_property + ("articulations", scm_reverse_x ($3, SCM_EOL)); + } + | lyric_element post_event post_events { + $$ = MAKE_SYNTAX ("lyric-event", @$, $1, + parser->default_duration_.smobbed_copy ()); + unsmob_music ($$)->set_property + ("articulations", scm_cons ($2, scm_reverse_x ($3, SCM_EOL))); + } + | LYRIC_ELEMENT optional_notemode_duration post_events { + $$ = MAKE_SYNTAX ("lyric-event", @$, $1, $2); + if (scm_is_pair ($3)) + unsmob_music ($$)->set_property + ("articulations", scm_reverse_x ($3, SCM_EOL)); + } + ; + + +lyric_element_music: + lyric_element optional_notemode_duration post_events { + $$ = MAKE_SYNTAX ("lyric-event", @$, $1, $2); + if (scm_is_pair ($3)) + unsmob_music ($$)->set_property + ("articulations", scm_reverse_x ($3, SCM_EOL)); + } + ; + new_chord: steno_tonic_pitch optional_notemode_duration { - $$ = make_chord_elements ($1, $2, SCM_EOL); + $$ = make_chord_elements (@$, $1, $2, SCM_EOL); } | steno_tonic_pitch optional_notemode_duration chord_separator chord_items { SCM its = scm_reverse_x ($4, SCM_EOL); - $$ = make_chord_elements ($1, $2, scm_cons ($3, its)); + $$ = make_chord_elements (@$, $1, $2, scm_cons ($3, its)); } ; @@ -2678,10 +3019,10 @@ number_factor: bare_number: bare_number_closed | UNSIGNED NUMBER_IDENTIFIER { - $$ = scm_product ($1, $2) + $$ = scm_product ($1, $2); } | REAL NUMBER_IDENTIFIER { - $$ = scm_product ($1, $2) + $$ = scm_product ($1, $2); } ; @@ -2721,10 +3062,10 @@ lyric_markup: $$ = $1; } | LYRIC_MARKUP - { PARSER->lexer_->push_markup_state (); } + { parser->lexer_->push_markup_state (); } markup_top { $$ = $3; - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); } ; @@ -2733,10 +3074,10 @@ full_markup_list: $$ = $1; } | MARKUPLIST - { PARSER->lexer_->push_markup_state (); } + { parser->lexer_->push_markup_state (); } markup_list { $$ = $3; - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); } ; @@ -2745,10 +3086,10 @@ full_markup: $$ = $1; } | MARKUP - { PARSER->lexer_->push_markup_state (); } + { parser->lexer_->push_markup_state (); } markup_top { $$ = $3; - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); } ; @@ -2764,6 +3105,21 @@ markup_top: } ; +markup_scm: + embedded_scm_bare + { + if (Text_interface::is_markup ($1)) + MYBACKUP (MARKUP_IDENTIFIER, $1, @1); + else if (Text_interface::is_markup_list ($1)) + MYBACKUP (MARKUPLIST_IDENTIFIER, $1, @1); + else { + parser->parser_error (@1, _ ("not a markup")); + MYBACKUP (MARKUP_IDENTIFIER, scm_string (SCM_EOL), @1); + } + } BACKUP + ; + + markup_list: MARKUPLIST_IDENTIFIER { $$ = $1; @@ -2777,6 +3133,10 @@ markup_list: | markup_command_list { $$ = scm_list_1 ($1); } + | markup_scm MARKUPLIST_IDENTIFIER + { + $$ = $2; + } ; markup_composed_list: @@ -2813,7 +3173,7 @@ markup_command_basic_arguments: $$ = scm_cons ($3, $2); } | EXPECT_SCM markup_command_list_arguments embedded_scm_closed { - $$ = check_scheme_arg (PARSER, @3, SCM_UNDEFINED, $3, $2, $1); + $$ = check_scheme_arg (parser, @3, $3, $2, $1); } | EXPECT_NO_MORE_ARGS { $$ = SCM_EOL; @@ -2856,17 +3216,21 @@ simple_markup: $$ = $1; } | SCORE { - SCM nn = PARSER->lexer_->lookup_identifier ("pitchnames"); - PARSER->lexer_->push_note_state (alist_to_hashq (nn)); + SCM nn = parser->lexer_->lookup_identifier ("pitchnames"); + parser->lexer_->push_note_state (nn); } '{' score_body '}' { Score * sc = $4; $$ = scm_list_2 (ly_lily_module_constant ("score-markup"), sc->self_scm ()); sc->unprotect (); - PARSER->lexer_->pop_state (); + parser->lexer_->pop_state (); } | MARKUP_FUNCTION markup_command_basic_arguments { $$ = scm_cons ($1, scm_reverse_x ($2, SCM_EOL)); } + | markup_scm MARKUP_IDENTIFIER + { + $$ = $2; + } ; markup: @@ -2890,7 +3254,7 @@ Lily_parser::set_yydebug (bool x) void Lily_parser::do_yyparse () { - yyparse ((void*)this); + yyparse (this); } @@ -2941,9 +3305,7 @@ Lily_lexer::try_special_identifiers (SCM *destination, SCM sid) unsmob_music (*destination)-> set_property ("origin", make_input (last_input_)); - bool is_event = scm_memq (ly_symbol2scm ("event"), mus->get_property ("types")) - != SCM_BOOL_F; - + bool is_event = mus->is_mus_type ("post-event"); mus->unprotect (); return is_event ? EVENT_IDENTIFIER : MUSIC_IDENTIFIER; } else if (unsmob_pitch (sid)) { @@ -2988,25 +3350,15 @@ get_next_unique_lyrics_context_id () return scm_from_locale_string (s); } -SCM check_scheme_arg (Lily_parser *my_lily_parser, Input loc, SCM fallback, +SCM check_scheme_arg (Lily_parser *parser, Input loc, SCM arg, SCM args, SCM pred) { - SCM unwrap = SCM_UNDEFINED; + args = scm_cons (arg, args); if (scm_is_true (scm_call_1 (pred, arg))) - return scm_cons (arg, args); - unwrap = try_unpack_lyrics (pred, arg); - if (!SCM_UNBNDP (unwrap)) - return scm_cons (unwrap, args); - if (SCM_UNBNDP (fallback)) { - args = scm_cons (SCM_BOOL_F, args); - fallback = SCM_BOOL_F; - } else { - args = scm_cons (loc_on_music (loc, fallback), args); - fallback = SCM_CDR (scm_last_pair (args)); - } + return args; scm_set_cdr_x (scm_last_pair (args), SCM_EOL); MAKE_SYNTAX ("argument-error", loc, scm_length (args), pred, arg); - scm_set_cdr_x (scm_last_pair (args), fallback); + scm_set_cdr_x (scm_last_pair (args), SCM_BOOL_F); return args; } @@ -3048,19 +3400,6 @@ make_music_with_input (SCM name, Input where) return m; } -SCM -get_first_context_id (SCM type, Music *m) -{ - SCM id = m->get_property ("context-id"); - if (SCM_BOOL_T == scm_equal_p (m->get_property ("context-type"), type) - && scm_is_string (m->get_property ("context-id")) - && scm_c_string_length (id) > 0) - { - return id; - } - return SCM_EOL; -} - SCM make_simple_markup (SCM a) { @@ -3095,39 +3434,23 @@ make_chord_step (int step, Rational alter) SCM -make_chord_elements (SCM pitch, SCM dur, SCM modification_list) +make_chord_elements (Input loc, SCM pitch, SCM dur, SCM modification_list) { SCM chord_ctor = ly_lily_module_constant ("construct-chord-elements"); - return scm_call_3 (chord_ctor, pitch, dur, modification_list); -} - -SCM -try_unpack_lyrics (SCM pred, SCM arg) -{ - if (Music *m = unsmob_music (arg)) - if (m->is_mus_type ("lyric-event")) { - SCM text = m->get_property ("text"); - if (scm_is_true (scm_call_1 (pred, text))) - return text; - } - return SCM_UNDEFINED; -} - -/* Todo: actually also use apply iso. call too ... */ -bool -ly_input_procedure_p (SCM x) -{ - return ly_is_procedure (x) - || (scm_is_pair (x) && ly_is_procedure (scm_car (x))); + SCM res = scm_call_3 (chord_ctor, pitch, dur, modification_list); + for (SCM s = res; scm_is_pair (s); s = scm_cdr (s)) + { + unsmob_music (scm_car (s))->set_spot (loc); + } + return res; } int -yylex (YYSTYPE *s, YYLTYPE *loc, void *v) +yylex (YYSTYPE *s, YYLTYPE *loc, Lily_parser *parser) { - Lily_parser *pars = (Lily_parser*) v; - Lily_lexer *lex = pars->lexer_; + Lily_lexer *lex = parser->lexer_; - lex->lexval_ = (void*) s; + lex->lexval_ = s; lex->lexloc_ = loc; lex->prepare_for_next_token (); return lex->yylex ();