-/* -*- mode: c++; c-file-style: "linux" -*- */
+/* -*- mode: c++; c-file-style: "linux"; indent-tabs-mode: t -*- */
/*
This file is part of LilyPond, the GNU music typesetter.
%{
-#define YYDEBUG 1
-#define YYERROR_VERBOSE 1
-
#define yyerror Lily_parser::parser_error
/* We use custom location type: Input objects */
#define YYLTYPE Input
+#define YYSTYPE SCM
#define YYLLOC_DEFAULT(Current,Rhs,N) \
((Current).set_location ((Rhs)[1], (Rhs)[N]))
+#define YYPRINT(file, type, value) \
+ do { \
+ if (scm_is_eq (value, SCM_UNSPECIFIED)) \
+ break; \
+ char *p = scm_to_locale_string \
+ (scm_simple_format (SCM_BOOL_F, \
+ scm_from_locale_string ("~S"), \
+ scm_list_1 (value))); \
+ fputs (p, file); \
+ free (p); \
+ } while (0)
%}
%parse-param {Lily_parser *parser}
+%parse-param {SCM *retval}
%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 doesn't trigger a move
#include "warn.hh"
void
-Lily_parser::parser_error (Input const *i, Lily_parser *parser, string s)
+Lily_parser::parser_error (Input const *i, Lily_parser *parser, SCM *, string s)
{
parser->parser_error (*i, s);
}
%}
-%union {
- Book *book;
- Output_def *outputdef;
- SCM scm;
- std::string *string;
- Score *score;
- int i;
-}
-
%{
#define MY_MAKE_MUSIC(x, spot) make_music_with_input (ly_symbol2scm (x), spot)
static Music *make_music_with_input (SCM name, Input where);
SCM check_scheme_arg (Lily_parser *parser, Input loc,
- SCM arg, SCM args, SCM pred);
+ SCM arg, SCM args, SCM pred, SCM disp = SCM_UNDEFINED);
+SCM make_music_from_simple (Lily_parser *parser, Input loc, SCM pitch);
SCM loc_on_music (Input loc, SCM arg);
-SCM make_chord_elements (SCM pitch, SCM dur, SCM modification_list);
-SCM make_chord_step (int step, Rational alter);
+SCM make_chord_elements (Input loc, SCM pitch, SCM dur, SCM modification_list);
+SCM make_chord_step (SCM step, Rational alter);
SCM make_simple_markup (SCM a);
bool is_duration (int t);
-bool is_regular_identifier (SCM id);
+bool is_regular_identifier (SCM id, bool multiple=false);
+SCM try_string_variants (SCM pred, SCM str);
int yylex (YYSTYPE *s, YYLTYPE *loc, Lily_parser *parser);
-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"
%token MULTI_MEASURE_REST
-%token <i> E_UNSIGNED
-%token <scm> UNSIGNED
+%token E_UNSIGNED
+%token UNSIGNED
/* Artificial tokens, for more generic function syntax */
-%token <i> EXPECT_MARKUP "markup?"
-%token <i> EXPECT_PITCH "ly:pitch?"
-%token <i> EXPECT_DURATION "ly:duration?"
-%token <scm> EXPECT_SCM "scheme?"
-%token <scm> BACKUP "(backed-up?)"
-%token <scm> REPARSE "(reparsed?)"
-%token <i> EXPECT_MARKUP_LIST "markup-list?"
-%token <scm> EXPECT_OPTIONAL "optional?"
+%token EXPECT_MARKUP "markup?"
+%token EXPECT_PITCH "ly:pitch?"
+%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. */
-%token <i> EXPECT_NO_MORE_ARGS;
+%token EXPECT_NO_MORE_ARGS;
/* An artificial token for parsing embedded Lilypond */
-%token <i> EMBEDDED_LILY "#{"
-
-%token <scm> BOOK_IDENTIFIER
-%token <scm> CHORDMODIFIER_PITCH
-%token <scm> CHORD_MODIFIER
-%token <scm> CHORD_REPETITION
-%token <scm> CONTEXT_DEF_IDENTIFIER
-%token <scm> CONTEXT_MOD_IDENTIFIER
-%token <scm> DRUM_PITCH
-%token <scm> PITCH_IDENTIFIER
-%token <scm> DURATION_IDENTIFIER
-%token <scm> EVENT_IDENTIFIER
-%token <scm> EVENT_FUNCTION
-%token <scm> FRACTION
-%token <scm> LYRICS_STRING
-%token <scm> LYRIC_ELEMENT
-%token <scm> LYRIC_MARKUP_IDENTIFIER
-%token <scm> MARKUP_FUNCTION
-%token <scm> MARKUP_LIST_FUNCTION
-%token <scm> MARKUP_IDENTIFIER
-%token <scm> MARKUPLIST_IDENTIFIER
-%token <scm> MUSIC_FUNCTION
-%token <scm> MUSIC_IDENTIFIER
-%token <scm> NOTENAME_PITCH
-%token <scm> NUMBER_IDENTIFIER
-%token <scm> OUTPUT_DEF_IDENTIFIER
-%token <scm> REAL
-%token <scm> RESTNAME
-%token <scm> SCM_FUNCTION
-%token <scm> SCM_IDENTIFIER
-%token <scm> SCM_TOKEN
-%token <scm> SCORE_IDENTIFIER
-%token <scm> STRING
-%token <scm> STRING_IDENTIFIER
-%token <scm> TONICNAME_PITCH
-
-
-%type <book> book_block
-%type <book> book_body
-%type <book> bookpart_block
-%type <book> bookpart_body
-
-%type <i> bare_unsigned
-%type <scm> figured_bass_alteration
-%type <i> dots
-%type <i> exclamations
-%type <i> optional_rest
-%type <i> questions
-%type <i> script_dir
-%type <i> sub_quotes
-%type <i> sup_quotes
-%type <i> tremolo_type
-
-/* Music */
-%type <scm> composite_music
-%type <scm> grouped_music_list
-%type <scm> braced_music_list
-%type <scm> closed_music
-%type <scm> music
-%type <scm> music_bare
-%type <scm> music_arg
-%type <scm> complex_music
-%type <scm> complex_music_prefix
-%type <scm> mode_changed_music
-%type <scm> repeated_music
-%type <scm> sequential_music
-%type <scm> simple_music
-%type <scm> simultaneous_music
-%type <scm> chord_body
-%type <scm> chord_body_element
-%type <scm> command_element
-%type <scm> command_event
-%type <scm> context_modification
-%type <scm> context_change
-%type <scm> direction_less_event
-%type <scm> direction_reqd_event
-%type <scm> embedded_lilypond
-%type <scm> event_chord
-%type <scm> fingering
-%type <scm> gen_text_def
-%type <scm> music_property_def
-%type <scm> note_chord_element
-%type <scm> post_event
-%type <scm> post_event_nofinger
-%type <scm> re_rhythmed_music
-%type <scm> simple_element
-%type <scm> simple_music_property_def
-%type <scm> start_symbol
-%type <scm> string_number_event
-%type <scm> tempo_event
-
-%type <outputdef> output_def_body
-%type <outputdef> output_def_head
-%type <outputdef> output_def_head_with_mode_switch
-%type <outputdef> output_def
-%type <outputdef> paper_block
-
-%type <scm> music_function_call
-%type <scm> music_list
-%type <scm> assignment_id
-%type <scm> bare_number
-%type <scm> bare_number_closed
-%type <scm> unsigned_number
-%type <scm> bass_figure
-%type <scm> figured_bass_modification
-%type <scm> br_bass_figure
-%type <scm> bass_number
-%type <scm> chord_body_elements
-%type <scm> chord_item
-%type <scm> chord_items
-%type <scm> chord_separator
-%type <scm> context_def_mod
-%type <scm> context_def_spec_block
-%type <scm> context_def_spec_body
-%type <scm> context_mod
-%type <scm> context_mod_list
-%type <scm> context_prop_spec
-%type <scm> direction_less_char
-%type <scm> duration_length
-%type <scm> embedded_scm
-%type <scm> embedded_scm_arg
-%type <scm> embedded_scm_arg_closed
-%type <scm> embedded_scm_bare
-%type <scm> embedded_scm_bare_arg
-%type <scm> embedded_scm_closed
-%type <scm> event_function_event
-%type <scm> figure_list
-%type <scm> figure_spec
-%type <scm> fraction
-%type <scm> full_markup
-%type <scm> full_markup_list
-%type <scm> function_arglist
-%type <scm> function_arglist_optional
-%type <scm> function_arglist_backup
-%type <scm> function_arglist_nonbackup
-%type <scm> function_arglist_skip
-%type <scm> function_arglist_bare
-%type <scm> function_arglist_closed
-%type <scm> function_arglist_closed_optional
-%type <scm> function_arglist_common
-%type <scm> function_arglist_common_lyric
-%type <scm> function_arglist_common_minus
-%type <scm> function_arglist_closed_common
-%type <scm> function_arglist_keep
-%type <scm> function_arglist_closed_keep
-%type <scm> identifier_init
-%type <scm> lilypond
-%type <scm> lilypond_header
-%type <scm> lilypond_header_body
-%type <scm> lyric_element
-%type <scm> lyric_element_arg
-%type <scm> lyric_element_music
-%type <scm> lyric_markup
-%type <scm> markup
-%type <scm> markup_braced_list
-%type <scm> markup_braced_list_body
-%type <scm> markup_composed_list
-%type <scm> markup_command_list
-%type <scm> markup_command_list_arguments
-%type <scm> markup_command_basic_arguments
-%type <scm> markup_head_1_item
-%type <scm> markup_head_1_list
-%type <scm> markup_list
-%type <scm> markup_top
-%type <scm> mode_changing_head
-%type <scm> mode_changing_head_with_context
-%type <scm> multiplied_duration
-%type <scm> music_function_event
-%type <scm> music_function_chord_body
-%type <scm> new_chord
-%type <scm> new_lyrics
-%type <scm> number_expression
-%type <scm> number_factor
-%type <scm> number_term
-%type <scm> octave_check
-%type <scm> optional_context_mod
-%type <scm> optional_id
-%type <scm> optional_notemode_duration
-%type <scm> pitch
-%type <scm> pitch_also_in_chords
-%type <scm> post_events
-%type <scm> property_operation
-%type <scm> property_path property_path_revved
-%type <scm> scalar
-%type <scm> scalar_closed
-%type <scm> scm_function_call
-%type <scm> scm_function_call_closed
-%type <scm> script_abbreviation
-%type <scm> simple_chord_elements
-%type <scm> simple_markup
-%type <scm> simple_string
-%type <scm> steno_duration
-%type <scm> steno_pitch
-%type <scm> steno_tonic_pitch
-%type <scm> step_number
-%type <scm> step_numbers
-%type <scm> string
-%type <scm> tempo_range
-
-%type <score> score_block
-%type <score> score_body
-
+%token EMBEDDED_LILY "#{"
+
+%token BOOK_IDENTIFIER
+%token CHORDMODIFIER_PITCH
+%token CHORD_MODIFIER
+%token CHORD_REPETITION
+%token CONTEXT_DEF_IDENTIFIER
+%token CONTEXT_MOD_IDENTIFIER
+%token DRUM_PITCH
+%token PITCH_IDENTIFIER
+%token DURATION_IDENTIFIER
+%token EVENT_IDENTIFIER
+%token EVENT_FUNCTION
+%token FRACTION
+%token LYRICS_STRING
+%token LYRIC_ELEMENT
+%token MARKUP_FUNCTION
+%token MARKUP_LIST_FUNCTION
+%token MARKUP_IDENTIFIER
+%token MARKUPLIST_IDENTIFIER
+%token MUSIC_FUNCTION
+%token MUSIC_IDENTIFIER
+%token NOTENAME_PITCH
+%token NUMBER_IDENTIFIER
+%token OUTPUT_DEF_IDENTIFIER
+%token REAL
+%token RESTNAME
+%token SCM_ARG
+%token SCM_FUNCTION
+%token SCM_IDENTIFIER
+%token SCM_TOKEN
+%token STRING
+%token SYMBOL_LIST
+%token TONICNAME_PITCH
%left '-' '+'
lilypond
| EMBEDDED_LILY {
SCM nn = parser->lexer_->lookup_identifier ("pitchnames");
- parser->lexer_->push_note_state (alist_to_hashq (nn));
+ parser->lexer_->push_note_state (nn);
} embedded_lilypond {
parser->lexer_->pop_state ();
- parser->lexer_->set_identifier (ly_symbol2scm ("parseStringResult"), $3);
+ *retval = $3;
}
;
-lilypond: /* empty */ { }
+lilypond: /* empty */ { $$ = SCM_UNSPECIFIED; }
| lilypond toplevel_expression {
}
| lilypond assignment {
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 ());
- book->unprotect ();
+ scm_call_2 (proc, parser->self_scm (), $1);
}
| bookpart_block {
- Book *bookpart = $1;
SCM proc = parser->lexer_->lookup_identifier ("toplevel-bookpart-handler");
- scm_call_2 (proc, parser->self_scm (), bookpart->self_scm ());
- bookpart->unprotect ();
+ scm_call_2 (proc, parser->self_scm (), $1);
}
| score_block {
- Score *score = $1;
-
SCM proc = parser->lexer_->lookup_identifier ("toplevel-score-handler");
- scm_call_2 (proc, parser->self_scm (), score->self_scm ());
- score->unprotect ();
+ scm_call_2 (proc, parser->self_scm (), $1);
}
| 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_call_2 (proc, parser->self_scm (), $1);
}
| full_markup {
SCM proc = parser->lexer_->lookup_identifier ("toplevel-text-handler");
SCM proc = parser->lexer_->lookup_identifier ("toplevel-text-handler");
scm_call_2 (proc, parser->self_scm (), $1);
}
+ | SCM_TOKEN {
+ // Evaluate and ignore #xxx, as opposed to \xxx
+ parser->lexer_->eval_scm_token ($1);
+ }
+ | embedded_scm_active
+ {
+ SCM out = SCM_UNDEFINED;
+ if (Text_interface::is_markup ($1))
+ out = scm_list_1 ($1);
+ else if (Text_interface::is_markup_list ($1))
+ out = $1;
+ if (scm_is_pair (out))
+ {
+ SCM proc = parser->lexer_->lookup_identifier ("toplevel-text-handler");
+ scm_call_2 (proc, parser->self_scm (), out);
+ } else if (!scm_is_eq ($1, SCM_UNSPECIFIED))
+ parser->parser_error (@1, _("bad expression type"));
+ }
| output_def {
SCM id = SCM_EOL;
- Output_def * od = $1;
+ Output_def * od = unsmob_output_def ($1);
- if ($1->c_variable ("is-paper") == SCM_BOOL_T)
+ if (od->c_variable ("is-paper") == SCM_BOOL_T)
id = ly_symbol2scm ("$defaultpaper");
- else if ($1->c_variable ("is-midi") == SCM_BOOL_T)
+ else if (od->c_variable ("is-midi") == SCM_BOOL_T)
id = ly_symbol2scm ("$defaultmidi");
- else if ($1->c_variable ("is-layout") == SCM_BOOL_T)
+ else if (od->c_variable ("is-layout") == SCM_BOOL_T)
id = ly_symbol2scm ("$defaultlayout");
- parser->lexer_->set_identifier (id, od->self_scm ());
- od->unprotect();
+ parser->lexer_->set_identifier (id, $1);
}
;
embedded_scm_bare:
SCM_TOKEN
{
- $$ = parser->lexer_->eval_scm ($1);
+ $$ = parser->lexer_->eval_scm_token ($1);
}
| SCM_IDENTIFIER
;
+embedded_scm_active:
+ SCM_IDENTIFIER
+ | scm_function_call
+ ;
+
embedded_scm_bare_arg:
- embedded_scm_bare
- | STRING
- | STRING_IDENTIFIER
+ SCM_ARG
+ | SCM_TOKEN
+ {
+ $$ = parser->lexer_->eval_scm_token ($1);
+ }
| full_markup
| full_markup_list
| context_modification
| score_block
- {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
| context_def_spec_block
| book_block
- {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
| bookpart_block
- {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
| output_def
- {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
;
/* The generic version may end in music, or not */
$$ = MAKE_SYNTAX ("void-music", @$);
}
| identifier_init
- | music music music_list {
- $$ = 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);
+ $$ = MAKE_SYNTAX ("sequential-music", @$, $3);
}
| error {
parser->error_level_ = 1;
+ $$ = SCM_UNSPECIFIED;
}
| INVALID embedded_lilypond {
parser->error_level_ = 1;
+ $$ = $2;
}
;
lilypond_header_body:
- {
- $$ = get_header (parser);
- parser->lexer_->add_scope ($$);
- }
+ /* empty */ { $$ = SCM_UNSPECIFIED; }
| lilypond_header_body assignment {
+ }
+ | lilypond_header_body embedded_scm {
+
}
;
assignment:
assignment_id '=' identifier_init {
parser->lexer_->set_identifier ($1, $3);
+ $$ = SCM_UNSPECIFIED;
}
| assignment_id property_path '=' identifier_init {
SCM path = scm_cons (scm_string_to_symbol ($1), $2);
parser->lexer_->set_identifier (path, $4);
- ;
-/*
- TODO: devise standard for protection in parser.
-
- The parser stack lives on the C-stack, which means that
-all objects can be unprotected as soon as they're here.
-
-*/
+ $$ = SCM_UNSPECIFIED;
}
- | embedded_scm { }
;
identifier_init:
- score_block {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
- | book_block {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
- | bookpart_block {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
- | output_def {
- $$ = $1->self_scm ();
- $1->unprotect ();
- }
- | context_def_spec_block {
- $$ = $1;
- }
- | music {
- $$ = $1;
- }
- | post_event_nofinger {
- $$ = $1;
- }
- | number_expression {
- $$ = $1;
- }
- | string {
- $$ = $1;
- }
- | embedded_scm {
- $$ = $1;
- }
- | full_markup {
- $$ = $1;
- }
- | full_markup_list {
- $$ = $1;
- }
- | context_modification {
- $$ = $1;
- }
+ score_block
+ | book_block
+ | bookpart_block
+ | output_def
+ | context_def_spec_block
+ | music_assign
+ | post_event_nofinger
+ | number_expression
+ | FRACTION
+ | string
+ | embedded_scm
+ | full_markup_list
+ | context_modification
;
context_def_spec_block:
}
;
+context_mod_arg:
+ embedded_scm
+ | composite_music
+ ;
+
+context_mod_embedded:
+ context_mod_arg
+ {
+ if (unsmob_music ($1)) {
+ SCM proc = parser->lexer_->lookup_identifier ("context-mod-music-handler");
+ $1 = scm_call_2 (proc, parser->self_scm (), $1);
+ }
+ if (unsmob_context_mod ($1))
+ $$ = $1;
+ else {
+ parser->parser_error (@1, _ ("not a context mod"));
+ }
+ }
+ ;
+
+
context_def_spec_body:
/**/ {
$$ = Context_def::make_scm ();
$$ = $1;
unsmob_context_def ($$)->origin ()->set_spot (@$);
}
- | context_def_spec_body embedded_scm {
- if (Context_mod *cm = unsmob_context_mod ($2)) {
- SCM p = cm->get_mods ();
- Context_def*td = unsmob_context_def ($$);
-
- for (; scm_is_pair (p); p = scm_cdr (p)) {
- td->add_context_mod (scm_car (p));
- }
- } else {
- parser->parser_error (@2, _ ("not a context mod"));
- }
- }
| context_def_spec_body context_mod {
- unsmob_context_def ($$)->add_context_mod ($2);
+ if (!SCM_UNBNDP ($2))
+ unsmob_context_def ($$)->add_context_mod ($2);
}
| context_def_spec_body context_modification {
Context_def *td = unsmob_context_def ($$);
td->add_context_mod (scm_car (m));
}
}
+ | context_def_spec_body context_mod_embedded {
+ Context_def *td = unsmob_context_def ($$);
+ 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));
+ }
+ }
;
* grok \layout and \midi? */
book_body:
{
- $$ = new Book;
+ Book *book = new Book;
init_papers (parser);
- $$->origin ()->set_spot (@$);
- $$->paper_ = dynamic_cast<Output_def*> (unsmob_output_def (parser->lexer_->lookup_identifier ("$defaultpaper"))->clone ());
- $$->paper_->unprotect ();
- push_paper (parser, $$->paper_);
- $$->header_ = parser->lexer_->lookup_identifier ("$defaultheader");
- parser->lexer_->set_identifier (ly_symbol2scm ("$current-book"), $$->self_scm ());
- parser->lexer_->set_identifier (ly_symbol2scm ("book-output-suffix"), SCM_BOOL_F);
- parser->lexer_->set_identifier (ly_symbol2scm ("book-filename"), SCM_BOOL_F);
+ book->origin ()->set_spot (@$);
+ book->paper_ = dynamic_cast<Output_def*> (unsmob_output_def (parser->lexer_->lookup_identifier ("$defaultpaper"))->clone ());
+ book->paper_->unprotect ();
+ push_paper (parser, book->paper_);
+ book->header_ = get_header (parser);
+ $$ = book->unprotect ();
+ parser->lexer_->set_identifier (ly_symbol2scm ("$current-book"), $$);
}
| BOOK_IDENTIFIER {
- $$ = unsmob_book ($1);
- $$->protect ();
- $$->origin ()->set_spot (@$);
+ unsmob_book ($1)->origin ()->set_spot (@$);
parser->lexer_->set_identifier (ly_symbol2scm ("$current-book"), $1);
}
| book_body paper_block {
- $$->paper_ = $2;
- $2->unprotect ();
- set_paper (parser, $2);
+ unsmob_book ($1)->paper_ = unsmob_output_def ($2);
+ set_paper (parser, unsmob_output_def ($2));
}
| book_body bookpart_block {
- Book *bookpart = $2;
SCM proc = parser->lexer_->lookup_identifier ("book-bookpart-handler");
- scm_call_2 (proc, $$->self_scm (), bookpart->self_scm ());
- bookpart->unprotect ();
+ scm_call_2 (proc, $1, $2);
}
| book_body score_block {
- Score *score = $2;
SCM proc = parser->lexer_->lookup_identifier ("book-score-handler");
- scm_call_2 (proc, $$->self_scm (), score->self_scm ());
- score->unprotect ();
+ scm_call_2 (proc, $1, $2);
}
| book_body composite_music {
- Music *music = unsmob_music ($2);
SCM proc = parser->lexer_->lookup_identifier ("book-music-handler");
- scm_call_3 (proc, parser->self_scm (), $$->self_scm (), music->self_scm ());
+ scm_call_3 (proc, parser->self_scm (), $1, $2);
}
| book_body full_markup {
SCM proc = parser->lexer_->lookup_identifier ("book-text-handler");
- scm_call_2 (proc, $$->self_scm (), scm_list_1 ($2));
+ scm_call_2 (proc, $1, scm_list_1 ($2));
}
| book_body full_markup_list {
SCM proc = parser->lexer_->lookup_identifier ("book-text-handler");
- scm_call_2 (proc, $$->self_scm (), $2);
+ scm_call_2 (proc, $1, $2);
+ }
+ | book_body SCM_TOKEN {
+ // Evaluate and ignore #xxx, as opposed to \xxx
+ parser->lexer_->eval_scm_token ($2);
}
- | book_body lilypond_header {
- $$->header_ = $2;
+ | book_body embedded_scm_active
+ {
+ SCM out = SCM_UNDEFINED;
+ if (Text_interface::is_markup ($2))
+ out = scm_list_1 ($2);
+ else if (Text_interface::is_markup_list ($2))
+ out = $2;
+ if (scm_is_pair (out))
+ {
+ SCM proc = parser->lexer_->lookup_identifier ("book-text-handler");
+ scm_call_2 (proc, $1, out);
+ } else if (!scm_is_eq ($2, SCM_UNSPECIFIED))
+ parser->parser_error (@2, _("bad expression type"));
}
- | book_body embedded_scm { }
+ | book_body
+ {
+ parser->lexer_->add_scope (unsmob_book ($1)->header_);
+ } lilypond_header
| book_body error {
- $$->paper_ = 0;
- $$->scores_ = SCM_EOL;
- $$->bookparts_ = SCM_EOL;
+ Book *book = unsmob_book ($1);
+ book->paper_ = 0;
+ book->scores_ = SCM_EOL;
+ book->bookparts_ = SCM_EOL;
}
;
bookpart_body:
{
- $$ = new Book;
- $$->origin ()->set_spot (@$);
- parser->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), $$->self_scm ());
+ Book *book = new Book;
+ book->origin ()->set_spot (@$);
+ $$ = book->unprotect ();
+ parser->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), $$);
}
| BOOK_IDENTIFIER {
- $$ = unsmob_book ($1);
- $$->protect ();
- $$->origin ()->set_spot (@$);
+ unsmob_book ($1)->origin ()->set_spot (@$);
parser->lexer_->set_identifier (ly_symbol2scm ("$current-bookpart"), $1);
}
| bookpart_body paper_block {
- $$->paper_ = $2;
- $2->unprotect ();
+ unsmob_book ($$)->paper_ = unsmob_output_def ($2);
}
| bookpart_body score_block {
- Score *score = $2;
SCM proc = parser->lexer_->lookup_identifier ("bookpart-score-handler");
- scm_call_2 (proc, $$->self_scm (), score->self_scm ());
- score->unprotect ();
+ scm_call_2 (proc, $1, $2);
}
| bookpart_body composite_music {
- Music *music = unsmob_music ($2);
SCM proc = parser->lexer_->lookup_identifier ("bookpart-music-handler");
- scm_call_3 (proc, parser->self_scm (), $$->self_scm (), music->self_scm ());
+ scm_call_3 (proc, parser->self_scm (), $1, $2);
}
| bookpart_body full_markup {
SCM proc = parser->lexer_->lookup_identifier ("bookpart-text-handler");
- scm_call_2 (proc, $$->self_scm (), scm_list_1 ($2));
+ scm_call_2 (proc, $1, scm_list_1 ($2));
}
| bookpart_body full_markup_list {
SCM proc = parser->lexer_->lookup_identifier ("bookpart-text-handler");
- scm_call_2 (proc, $$->self_scm (), $2);
+ scm_call_2 (proc, $1, $2);
}
- | bookpart_body lilypond_header {
- $$->header_ = $2;
+ | bookpart_body SCM_TOKEN {
+ // Evaluate and ignore #xxx, as opposed to \xxx
+ parser->lexer_->eval_scm_token ($2);
}
- | bookpart_body embedded_scm { }
+ | bookpart_body embedded_scm_active
+ {
+ SCM out = SCM_UNDEFINED;
+ if (Text_interface::is_markup ($2))
+ out = scm_list_1 ($2);
+ else if (Text_interface::is_markup_list ($2))
+ out = $2;
+ if (scm_is_pair (out))
+ {
+ SCM proc = parser->lexer_->lookup_identifier ("bookpart-text-handler");
+ scm_call_2 (proc, $1, out);
+ } else if (!scm_is_eq ($2, SCM_UNSPECIFIED))
+ parser->parser_error (@2, _("bad expression type"));
+ }
+ | bookpart_body
+ {
+ Book *book = unsmob_book ($1);
+ if (!ly_is_module (book->header_))
+ book->header_ = ly_make_module (false);
+ parser->lexer_->add_scope (book->header_);
+ } lilypond_header
| bookpart_body error {
- $$->paper_ = 0;
- $$->scores_ = SCM_EOL;
+ Book *book = unsmob_book ($1);
+ book->paper_ = 0;
+ book->scores_ = SCM_EOL;
}
;
score_body:
music {
- SCM m = $1;
SCM scorify = ly_lily_module_constant ("scorify-music");
- SCM score = scm_call_2 (scorify, m, parser->self_scm ());
+ $$ = scm_call_2 (scorify, $1, parser->self_scm ());
- // pass ownernship to C++ again.
- $$ = unsmob_score (score);
- $$->protect ();
- $$->origin ()->set_spot (@$);
+ unsmob_score ($$)->origin ()->set_spot (@$);
}
- | SCORE_IDENTIFIER {
- $$ = unsmob_score ($1);
- $$->protect ();
- $$->origin ()->set_spot (@$);
- }
- | score_body lilypond_header {
- $$->set_header ($2);
+ | embedded_scm_active {
+ Score *score;
+ if (unsmob_score ($1))
+ score = new Score (*unsmob_score ($1));
+ else {
+ score = new Score;
+ parser->parser_error (@1, _("score expected"));
+ }
+ unsmob_score ($$)->origin ()->set_spot (@$);
+ $$ = score->unprotect ();
}
+ | score_body
+ {
+ Score *score = unsmob_score ($1);
+ if (!ly_is_module (score->get_header ()))
+ score->set_header (ly_make_module (false));
+ parser->lexer_->add_scope (score->get_header ());
+ } lilypond_header
| score_body output_def {
- if ($2->lookup_variable (ly_symbol2scm ("is-paper")) == SCM_BOOL_T)
+ Output_def *od = unsmob_output_def ($2);
+ if (od->lookup_variable (ly_symbol2scm ("is-paper")) == SCM_BOOL_T)
{
parser->parser_error (@2, _("\\paper cannot be used in \\score, use \\layout instead"));
}
else
{
- $$->add_output_def ($2);
+ unsmob_score ($1)->add_output_def (od);
}
- $2->unprotect ();
}
| score_body error {
- $$->error_found_ = true;
+ unsmob_score ($$)->error_found_ = true;
}
;
paper_block:
output_def {
- $$ = $1;
- if ($$->lookup_variable (ly_symbol2scm ("is-paper")) != SCM_BOOL_T)
+ Output_def *od = unsmob_output_def ($1);
+
+ if (od->lookup_variable (ly_symbol2scm ("is-paper")) != SCM_BOOL_T)
{
parser->parser_error (@1, _ ("need \\paper for paper block"));
- $1->unprotect ();
- $$ = get_paper (parser);
+ $$ = get_paper (parser)->unprotect ();
}
}
;
output_def_head:
PAPER {
- $$ = get_paper (parser);
- $$->input_origin_ = @$;
- parser->lexer_->add_scope ($$->scope_);
+ Output_def *p = get_paper (parser);
+ p->input_origin_ = @$;
+ parser->lexer_->add_scope (p->scope_);
+ $$ = p->unprotect ();
}
| MIDI {
Output_def *p = get_midi (parser);
- $$ = p;
+ $$ = p->unprotect ();
parser->lexer_->add_scope (p->scope_);
}
| LAYOUT {
Output_def *p = get_layout (parser);
parser->lexer_->add_scope (p->scope_);
- $$ = p;
+ $$ = p->unprotect ();
}
;
}
;
+// We need this weird nonterminal because both music as well as a
+// context definition can start with \context and the difference is
+// only apparent after looking at the next token. If it is '{', there
+// is still time to escape from notes mode.
+
+music_or_context_def:
+ music_arg
+ {
+ parser->lexer_->pop_state ();
+ }
+ | CONTEXT
+ {
+ parser->lexer_->pop_state ();
+ } '{' context_def_spec_body '}'
+ {
+ $$ = $4;
+ }
+ ;
+
output_def_body:
output_def_head_with_mode_switch '{' {
$$ = $1;
- $$->input_origin_.set_spot (@$);
+ unsmob_output_def ($$)->input_origin_.set_spot (@$);
}
| output_def_head_with_mode_switch '{' OUTPUT_DEF_IDENTIFIER {
- $1->unprotect ();
-
Output_def *o = unsmob_output_def ($3);
o->input_origin_.set_spot (@$);
- $$ = o;
- $$->protect ();
+ $$ = o->self_scm ();
parser->lexer_->remove_scope ();
parser->lexer_->add_scope (o->scope_);
}
| output_def_body assignment {
}
- | output_def_body context_def_spec_block {
- assign_context_def ($$, $2);
+ | output_def_body embedded_scm {
+
+ }
+ | output_def_body
+ {
+ SCM nn = parser->lexer_->lookup_identifier ("pitchnames");
+ parser->lexer_->push_note_state (nn);
+ } music_or_context_def
+ {
+ if (unsmob_context_def ($3))
+ assign_context_def (unsmob_output_def ($1), $3);
+ else {
+
+ SCM proc = parser->lexer_->lookup_identifier
+ ("output-def-music-handler");
+ scm_call_3 (proc, parser->self_scm (),
+ $1, $3);
+ }
}
| output_def_body error {
/* empty */ {
$$ = SCM_EOL;
}
- | music_list music {
- $$ = scm_cons ($2, $1);
- }
- | music_list embedded_scm {
-
+ | music_list music_embedded {
+ if (unsmob_music ($2))
+ $$ = scm_cons ($2, $1);
}
| music_list error {
Music *m = MY_MAKE_MUSIC("Music", @$);
}
;
-music: simple_music
+music: music_arg
| lyric_element_music
- | composite_music %prec COMPOSITE
+ ;
+
+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
+ {
+ $$ = make_music_from_simple (parser, @1, $1);
+ if (!unsmob_music ($$))
+ parser->parser_error (@1, _ ("music expected"));
+ }
+ | composite_music %prec COMPOSITE
+ ;
+
+music_assign:
simple_music
| composite_music %prec COMPOSITE
;
$$ = Context_mod ().smobbed_copy ();
}
| context_mod_list context_mod {
- unsmob_context_mod ($1)->add_context_mod ($2);
+ if (!SCM_UNBNDP ($2))
+ unsmob_context_mod ($1)->add_context_mod ($2);
}
| context_mod_list CONTEXT_MOD_IDENTIFIER {
Context_mod *md = unsmob_context_mod ($2);
if (md)
unsmob_context_mod ($1)->add_context_mods (md->get_mods ());
}
- | context_mod_list embedded_scm {
- Context_mod *md = unsmob_context_mod ($2);
- if (md)
- unsmob_context_mod ($1)->add_context_mods (md->get_mods ());
- else
- parser->parser_error (@2, _ ("not a context mod"));
+ | context_mod_list context_mod_embedded {
+ unsmob_context_mod ($1)->add_context_mods
+ (unsmob_context_mod ($2)->get_mods ());
}
;
{
$$ = FINISH_MAKE_SYNTAX ($1, @$, $2);
}
+ | music_function_call_closed
;
music_bare:
MUSIC_FUNCTION EXPECT_PITCH EXPECT_SCM EXPECT_SCM EXPECT_NO_MORE_ARGS
and this rule returns the reversed list of arguments. */
+/* Function argument lists come in a number of flavors. Whenever
+ * LilyPond has to pick between different flavors, the decision is
+ * either made because of tokens it has already seen, or it is
+ * postponed until tokens suitable for making the decision come up.
+ * For postponing decisions, it may be necessary that the competing
+ * rules are written in a way making them compatible until a decision
+ * can be made. Sometimes this is done by putting common traits into
+ * a separate "common" rule set.
+ *
+ * function_arglist: a full argument list. Optional arguments at the
+ * end of the list can only be skipped by writing \default in their
+ * place.
+ *
+ * function_arglist_backup: an argument list ending in an optional
+ * argument that may be skipped depending on its predicate.
+ *
+ * function_arglist_skip: an argument list _not_ ending in an optional
+ * argument that is actually taken.
+ *
+ * function_arglist_nonbackup: an argument list ending in an optional
+ * argument that may not be skipped because it is in end position and
+ * has not been shortcircuited with \default.
+ *
+ * function_arglist* / function_arglist_closed*: The closed variants
+ * don't end in simple music expressions that might still accept
+ * things like a duration or a postevent.
+ */
+
function_arglist_skip:
function_arglist_common
| EXPECT_OPTIONAL EXPECT_PITCH function_arglist_skip
;
-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 embedded_scm_arg_closed
- {
- $$ = check_scheme_arg (parser, @4, $4, $3, $2);
- }
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed bare_number_closed
- {
- $$ = check_scheme_arg (parser, @4, $4, $3, $2);
- }
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed FRACTION
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist FRACTION
{
$$ = check_scheme_arg (parser, @4, $4, $3, $2);
}
else {
Music *t = MY_MAKE_MUSIC ("FingeringEvent", @5);
t->set_property ("digit", $5);
- $$ = t->unprotect ();
- if (scm_is_true (scm_call_1 ($2, $$)))
- $$ = scm_cons ($$, $3);
- else
- $$ = check_scheme_arg (parser, @4, n, $3, $2);
+ $$ = check_scheme_arg (parser, @4, t->unprotect (),
+ $3, $2, n);
}
}
}
;
+function_arglist_closed_nonbackup:
+ function_arglist_nonbackup_common
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist embedded_scm_arg_closed
+ {
+ $$ = check_scheme_arg (parser, @4, $4, $3, $2);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed bare_number_closed
+ {
+ $$ = check_scheme_arg (parser, @4, $4, $3, $2);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist SCM_IDENTIFIER
+ {
+ $$ = check_scheme_arg (parser, @4,
+ try_string_variants ($2, $4),
+ $3, $2, $4);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist STRING
+ {
+ $$ = check_scheme_arg (parser, @4,
+ try_string_variants ($2, $4),
+ $3, $2, $4);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist LYRICS_STRING
+ {
+ $$ = check_scheme_arg (parser, @4,
+ try_string_variants ($2, $4),
+ $3, $2, $4);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist lyric_markup
+ {
+ $$ = check_scheme_arg (parser, @4, $4, $3, $2);
+ }
+ ;
+
+symbol_list_arg:
+ SYMBOL_LIST
+ | SYMBOL_LIST '.' symbol_list_rev
+ {
+ $$ = scm_append (scm_list_2 ($1, scm_reverse_x ($3, SCM_EOL)));
+ }
+ ;
+
+symbol_list_rev:
+ symbol_list_part
+ | symbol_list_rev '.' symbol_list_part
+ {
+ $$ = scm_append_x (scm_list_2 ($3, $1));
+ }
+ ;
+
+// symbol_list_part delivers elements in reverse copy.
+
+symbol_list_part:
+ symbol_list_element
+ {
+ SCM sym_l_p = ly_lily_module_constant ("symbol-list?");
+ $$ = try_string_variants (sym_l_p, $1);
+ if (SCM_UNBNDP ($$)) {
+ parser->parser_error (@1, _("not a symbol"));
+ $$ = SCM_EOL;
+ } else
+ $$ = scm_reverse ($$);
+ }
+ ;
+
+
+symbol_list_element:
+ STRING
+ | LYRICS_STRING
+ | embedded_scm_bare
+ ;
+
+
+function_arglist_nonbackup:
+ function_arglist_nonbackup_common
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist embedded_scm_arg
+ {
+ $$ = check_scheme_arg (parser, @4, $4, $3, $2);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed bare_number
+ {
+ $$ = check_scheme_arg (parser, @4, $4, $3, $2);
+ }
+ | function_arglist_nonbackup_reparse REPARSE SCM_ARG
+ {
+ $$ = check_scheme_arg (parser, @3, $3, $1, $2);
+ }
+ | function_arglist_nonbackup_reparse REPARSE lyric_element_music
+ {
+ $$ = check_scheme_arg (parser, @3, $3, $1, $2);
+ }
+ | function_arglist_nonbackup_reparse REPARSE symbol_list_arg
+ {
+ $$ = check_scheme_arg (parser, @3, $3, $1, $2);
+ }
+ ;
+
+function_arglist_nonbackup_reparse:
+ EXPECT_OPTIONAL EXPECT_SCM function_arglist SCM_IDENTIFIER
+ {
+ $$ = $3;
+ SCM res = try_string_variants ($2, $4);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res))
+ MYREPARSE (@4, $2, SYMBOL_LIST, res);
+ else
+ MYREPARSE (@4, $2, SCM_ARG, res);
+ else if (scm_is_true
+ (scm_call_1
+ ($2, make_music_from_simple
+ (parser, @4, $4))))
+ MYREPARSE (@4, $2, LYRICS_STRING, $4);
+ else
+ MYREPARSE (@4, $2, SCM_ARG, $4);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist LYRICS_STRING
+ {
+ $$ = $3;
+ SCM res = try_string_variants ($2, $4);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res))
+ MYREPARSE (@4, $2, SYMBOL_LIST, res);
+ else
+ MYREPARSE (@4, $2, SCM_ARG, res);
+ else if (scm_is_true
+ (scm_call_1
+ ($2, make_music_from_simple
+ (parser, @4, $4))))
+ MYREPARSE (@4, $2, LYRICS_STRING, $4);
+ else
+ MYREPARSE (@4, $2, SCM_ARG, $4);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist STRING
+ {
+ $$ = $3;
+ SCM res = try_string_variants ($2, $4);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res))
+ MYREPARSE (@4, $2, SYMBOL_LIST, res);
+ else
+ MYREPARSE (@4, $2, SCM_ARG, res);
+ else
+ MYREPARSE (@4, $2, SCM_ARG, $4);
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist lyric_markup
+ {
+ $$ = $3;
+ if (scm_is_true (scm_call_1 ($2, $4)))
+ MYREPARSE (@4, $2, SCM_ARG, $4);
+ else if (scm_is_true
+ (scm_call_1
+ ($2, make_music_from_simple
+ (parser, @4, $4))))
+ MYREPARSE (@4, $2, LYRICS_STRING, $4);
+ else
+ MYREPARSE (@4, $2, SCM_ARG, $4);
+ }
+ ;
function_arglist_keep:
function_arglist_common
$$ = scm_cons ($4, $3);
} else {
$$ = scm_cons (loc_on_music (@3, $1), $3);
- MYBACKUP (SCM_IDENTIFIER, $4, @4);
+ MYBACKUP (SCM_ARG, $4, @4);
}
}
| EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep post_event_nofinger
MYBACKUP (EVENT_IDENTIFIER, $4, @4);
}
}
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep lyric_element
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep lyric_markup
{
- // There is no point interpreting a lyrics string as
- // an event, since we don't allow music possibly
- // followed by durations or postevent into closed
- // music, and we only accept closed music in optional
- // arguments at the moment. If this changes, more
- // complex schemes might become interesting here as
- // well: see how we do this at the mandatory argument
- // point.
if (scm_is_true (scm_call_1 ($2, $4)))
$$ = scm_cons ($4, $3);
else {
$$ = scm_cons (loc_on_music (@3, $1), $3);
- MYBACKUP (LYRICS_STRING, $4, @4);
+ MYBACKUP (LYRIC_ELEMENT, $4, @4);
}
}
| EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep UNSIGNED
MYBACKUP (NUMBER_IDENTIFIER, $4, @4);
}
}
- | EXPECT_OPTIONAL EXPECT_SCM function_arglist_closed_keep FRACTION
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep FRACTION
{
if (scm_is_true (scm_call_1 ($2, $4)))
{
MYREPARSE (@5, $2, REAL, n);
$$ = $3;
} else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
MYBACKUP (REAL, n, @5);
}
}
if (scm_is_true (scm_call_1 ($2, n))) {
$$ = scm_cons (n, $3);
} else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
MYBACKUP (NUMBER_IDENTIFIER, n, @5);
}
}
{
$$ = scm_cons ($4, $3);
}
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep SCM_IDENTIFIER
+ {
+ SCM res = try_string_variants ($2, $4);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res)) {
+ $$ = $3;
+ MYREPARSE (@4, $2, SYMBOL_LIST, res);
+ }
+ else
+ $$ = scm_cons (res, $3);
+ else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (SCM_IDENTIFIER, $4, @4);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep STRING
+ {
+ SCM res = try_string_variants ($2, $4);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res)) {
+ $$ = $3;
+ MYREPARSE (@4, $2, SYMBOL_LIST, res);
+ }
+ else
+ $$ = scm_cons (res, $3);
+ else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (STRING, $4, @4);
+ }
+ }
+ | EXPECT_OPTIONAL EXPECT_SCM function_arglist_keep LYRICS_STRING
+ {
+ SCM res = try_string_variants ($2, $4);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res)) {
+ $$ = $3;
+ MYREPARSE (@4, $2, SYMBOL_LIST, res);
+ }
+ else
+ $$ = scm_cons (res, $3);
+ else {
+ $$ = scm_cons (loc_on_music (@3, $1), $3);
+ MYBACKUP (LYRICS_STRING, $4, @4);
+ }
+ }
| EXPECT_OPTIONAL EXPECT_SCM function_arglist_backup BACKUP
{
$$ = 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_backup REPARSE fraction
+ | function_arglist_backup REPARSE symbol_list_arg
{
- $$ = check_scheme_arg (parser, @3,
- $3, $1, $2);
+ $$ = check_scheme_arg (parser, @3, $3, $1, $2);
}
;
$$ = check_scheme_arg (parser, @3,
$3, $2, $1);
}
- | EXPECT_SCM function_arglist_closed_optional fraction
+ | EXPECT_SCM function_arglist_optional FRACTION
{
$$ = check_scheme_arg (parser, @3,
$3, $2, $1);
$$ = check_scheme_arg (parser, @3,
$3, $2, $1);
}
- | function_arglist_common_minus
- | function_arglist_common_lyric
+ | EXPECT_SCM function_arglist_closed_optional '-' NUMBER_IDENTIFIER
+ {
+ SCM n = scm_difference ($4, SCM_UNDEFINED);
+ $$ = check_scheme_arg (parser, @4, n, $2, $1);
+ }
+ | function_arglist_common_reparse REPARSE SCM_ARG
+ {
+ $$ = check_scheme_arg (parser, @3,
+ $3, $1, $2);
+ }
+ | function_arglist_common_reparse REPARSE lyric_element_music
+ {
+ $$ = check_scheme_arg (parser, @3,
+ $3, $1, $2);
+ }
+ | function_arglist_common_reparse REPARSE bare_number
+ {
+ $$ = check_scheme_arg (parser, @3,
+ $3, $1, $2);
+ }
+ | function_arglist_common_reparse REPARSE symbol_list_arg
+ {
+ $$ = check_scheme_arg (parser, @3, $3, $1, $2);
+ }
;
-function_arglist_common_lyric:
- EXPECT_SCM function_arglist_optional lyric_element
+function_arglist_common_reparse:
+ EXPECT_SCM function_arglist_optional SCM_IDENTIFIER
+ {
+ $$ = $2;
+ SCM res = try_string_variants ($1, $3);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res))
+ MYREPARSE (@3, $1, SYMBOL_LIST, res);
+ else
+ MYREPARSE (@3, $1, SCM_ARG, res);
+ else if (scm_is_true
+ (scm_call_1
+ ($1, make_music_from_simple (parser, @3, $3))))
+ MYREPARSE (@3, $1, LYRIC_ELEMENT, $3);
+ else
+ // This is going to flag a syntax error, we
+ // know the predicate to be false.
+ MYREPARSE (@3, $1, SCM_ARG, $3);
+ }
+ | EXPECT_SCM function_arglist_optional STRING
+ {
+ $$ = $2;
+ SCM res = try_string_variants ($1, $3);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res))
+ MYREPARSE (@3, $1, SYMBOL_LIST, res);
+ else
+ MYREPARSE (@3, $1, SCM_ARG, res);
+ else
+ // This is going to flag a syntax error, we
+ // know the predicate to be false.
+ MYREPARSE (@3, $1, SCM_ARG, $3);
+ }
+ | EXPECT_SCM function_arglist_optional LYRICS_STRING
+ {
+ $$ = $2;
+ SCM res = try_string_variants ($1, $3);
+ if (!SCM_UNBNDP (res))
+ if (scm_is_pair (res))
+ MYREPARSE (@3, $1, SYMBOL_LIST, res);
+ else
+ MYREPARSE (@3, $1, SCM_ARG, res);
+ else if (scm_is_true
+ (scm_call_1
+ ($1, make_music_from_simple (parser, @3, $3))))
+ MYREPARSE (@3, $1, LYRIC_ELEMENT, $3);
+ else
+ // This is going to flag a syntax error, we
+ // know the predicate to be false.
+ MYREPARSE (@3, $1, SCM_ARG, $3);
+ }
+ | EXPECT_SCM function_arglist_optional lyric_markup
{
- // We check how the predicate thinks about a lyrics
- // event or about a markup. If it accepts neither, we
- // backup the original token. Otherwise we commit to
- // taking the token. Depending on what the predicate
- // is willing to accept, we interpret as a string, as
- // a lyric event, or ambiguously (meaning that if
- // something looking like a duration or post event
- // follows, we take the event, otherwise the string).
- SCM lyric_event = MAKE_SYNTAX ("lyric-event", @3, $3,
- parser->default_duration_.smobbed_copy ());
+ $$ = $2;
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)))
- {
- $$ = $2;
+ MYREPARSE (@3, $1, SCM_ARG, $3);
+ else if (scm_is_true
+ (scm_call_1
+ ($1, make_music_from_simple (parser, @3, $3))))
MYREPARSE (@3, $1, LYRIC_ELEMENT, $3);
- } else {
+ else
// This is going to flag a syntax error, we
// know the predicate to be false.
- check_scheme_arg (parser, @3,
- $3, $2, $1);
- }
- }
- | function_arglist_common_lyric REPARSE lyric_element_arg
- {
- // This should never be false
- $$ = check_scheme_arg (parser, @3,
- $3, $1, $2);
+ MYREPARSE (@3, $1, SCM_ARG, $3);
}
- ;
-
-function_arglist_common_minus:
- EXPECT_SCM function_arglist_closed_optional '-' UNSIGNED
+ | EXPECT_SCM function_arglist_closed_optional '-' UNSIGNED
{
+ $$ = $2;
SCM n = scm_difference ($4, SCM_UNDEFINED);
- if (scm_is_true (scm_call_1 ($1, n))) {
- $$ = $2;
+ if (scm_is_true (scm_call_1 ($1, n)))
MYREPARSE (@4, $1, REAL, n);
- } else {
+ 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);
+ SCM m = t->unprotect ();
+ if (scm_is_true (scm_call_1 ($1, m)))
+ MYREPARSE (@4, $1, SCM_ARG, m);
else
- $$ = check_scheme_arg (parser, @3, n, $2, $1);
+ MYREPARSE (@4, $1, SCM_ARG, $4);
}
}
SCM n = scm_difference ($4, SCM_UNDEFINED);
MYREPARSE (@4, $1, REAL, n);
}
- | EXPECT_SCM function_arglist_closed_optional '-' NUMBER_IDENTIFIER
- {
- SCM n = scm_difference ($4, SCM_UNDEFINED);
- $$ = check_scheme_arg (parser, @4, n, $2, $1);
- }
- | function_arglist_common_minus REPARSE bare_number
- {
- $$ = check_scheme_arg (parser, @3, $3, $1, $2);
- }
;
function_arglist_closed:
function_arglist_closed_common
- | function_arglist_nonbackup
+ | function_arglist_closed_nonbackup
;
function_arglist_closed_common:
$$ = check_scheme_arg (parser, @3,
$3, $2, $1);
}
- | 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,
$$ = check_scheme_arg (parser, @3,
$3, $2, $1);
}
- | EXPECT_SCM function_arglist_closed_optional fraction
+ | EXPECT_SCM function_arglist_optional FRACTION
{
$$ = check_scheme_arg (parser, @3,
$3, $2, $1);
}
- | EXPECT_SCM function_arglist_optional lyric_element
+ | function_arglist_common_reparse REPARSE SCM_ARG
{
$$ = check_scheme_arg (parser, @3,
- $3, $2, $1);
+ $3, $1, $2);
+ }
+ | function_arglist_common_reparse REPARSE bare_number
+ {
+ $$ = check_scheme_arg (parser, @3,
+ $3, $1, $2);
+ }
+ | function_arglist_common_reparse REPARSE symbol_list_arg
+ {
+ $$ = check_scheme_arg (parser, @3, $3, $1, $2);
}
;
mode_changing_head:
NOTEMODE {
SCM nn = parser->lexer_->lookup_identifier ("pitchnames");
- parser->lexer_->push_note_state (alist_to_hashq (nn));
+ parser->lexer_->push_note_state (nn);
$$ = ly_symbol2scm ("notes");
}
| DRUMMODE
{
SCM nn = parser->lexer_->lookup_identifier ("drumPitchNames");
- parser->lexer_->push_note_state (alist_to_hashq (nn));
+ parser->lexer_->push_note_state (nn);
$$ = ly_symbol2scm ("drums");
}
SCM nn = parser->lexer_->lookup_identifier ("chordmodifiers");
parser->lexer_->chordmodifier_tab_ = alist_to_hashq (nn);
nn = parser->lexer_->lookup_identifier ("pitchnames");
- parser->lexer_->push_chord_state (alist_to_hashq (nn));
+ parser->lexer_->push_chord_state (nn);
$$ = ly_symbol2scm ("chords");
}
mode_changing_head_with_context:
DRUMS {
SCM nn = parser->lexer_->lookup_identifier ("drumPitchNames");
- parser->lexer_->push_note_state (alist_to_hashq (nn));
+ parser->lexer_->push_note_state (nn);
$$ = ly_symbol2scm ("DrumStaff");
}
SCM nn = parser->lexer_->lookup_identifier ("chordmodifiers");
parser->lexer_->chordmodifier_tab_ = alist_to_hashq (nn);
nn = parser->lexer_->lookup_identifier ("pitchnames");
- parser->lexer_->push_chord_state (alist_to_hashq (nn));
+ parser->lexer_->push_chord_state (nn);
$$ = ly_symbol2scm ("ChordNames");
}
| LYRICS
;
-property_path_revved:
- embedded_scm_closed {
- $$ = scm_cons ($1, SCM_EOL);
- }
- | property_path_revved embedded_scm_closed {
- $$ = scm_cons ($2, $1);
- }
- ;
-
property_path:
- property_path_revved {
+ symbol_list_rev {
$$ = scm_reverse_x ($1, SCM_EOL);
}
+ | symbol_list_rev property_path {
+ $$ = scm_reverse_x ($1, $2);
+ }
;
property_operation:
$$ = scm_list_2 (ly_symbol2scm ("unset"),
scm_string_to_symbol ($2));
}
- | OVERRIDE simple_string property_path '=' scalar {
- $$ = scm_append (scm_list_2 (scm_list_3 (ly_symbol2scm ("push"),
- scm_string_to_symbol ($2), $5),
- $3));
+ | OVERRIDE property_path '=' scalar {
+ if (scm_ilength ($2) < 2) {
+ parser->parser_error (@2, _("bad grob property path"));
+ $$ = SCM_UNDEFINED;
+ } else {
+ $$ = scm_cons (ly_symbol2scm ("push"),
+ scm_cons2 (scm_car ($2),
+ $4,
+ scm_cdr ($2)));
+ }
}
- | REVERT simple_string embedded_scm {
+ | REVERT revert_arg {
$$ = scm_list_3 (ly_symbol2scm ("pop"),
- scm_string_to_symbol ($2), $3);
+ scm_car ($2),
+ scm_cdr ($2));
+ }
+ ;
+
+// This is all quite awkward for the sake of substantial backward
+// compatibility while at the same time allowing a more "natural" form
+// of specification not separating grob specification from grob
+// property path. The purpose of this definition of revert_arg is to
+// allow the symbol list which specifies grob and property to revert
+// to be optionally be split into two parts after the grob (which in
+// this case is just the first element of the list). symbol_list_part
+// is only one path component, but it can be parsed without lookahead,
+// so we can follow it with a synthetic BACKUP token when needed. If
+// the first symbol_list_part already contains multiple elements (only
+// possible if a Scheme expression provides them), we just parse for
+// additional elements introduced by '.', which is what the
+// SYMBOL_LIST backup in connection with the immediately following
+// rule using symbol_list_arg does.
+//
+// As long as we don't have our coffers filled with both grob and at
+// least one grob property specification, the rest of the required
+// symbol list chain may be provided either with or without a leading
+// dot. This is for both allowing the traditional
+// \revert Accidental #'color
+// as well as well as the "naive" form
+// \revert Accidental.color
+
+revert_arg:
+ revert_arg_part
+ {
+ if (scm_is_null ($1)
+ || scm_is_null (scm_cdr ($1)))
+ MYBACKUP (SCM_ARG, $1, @1);
+ else
+ MYBACKUP (SYMBOL_LIST, scm_reverse_x ($1, SCM_EOL), @1);
+ }
+ | revert_arg BACKUP symbol_list_arg
+ {
+ $$ = $3;
+ }
+ ;
+
+// revert_arg_part delivers results in reverse
+revert_arg_part:
+ symbol_list_part
+ | revert_arg BACKUP SCM_ARG '.' symbol_list_part
+ {
+ $$ = scm_append_x (scm_list_2 ($5, $3));
}
+ | revert_arg BACKUP SCM_ARG symbol_list_part
+ {
+ $$ = scm_append_x (scm_list_2 ($4, $3));
+ }
;
context_def_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
+ {
+ $$ = scm_list_2 ($1, $2);
+ }
+ }
+ ;
+
+// If defined, at least two members.
+grob_prop_spec:
+ symbol_list_rev
+ {
+ SCM l = scm_reverse_x ($1, SCM_EOL);
+ if (scm_is_pair (l)
+ && to_boolean
+ (scm_object_property (scm_car (l),
+ ly_symbol2scm ("is-grob?"))))
+ l = scm_cons (ly_symbol2scm ("Bottom"), l);
+ if (scm_is_null (l) || scm_is_null (scm_cdr (l))) {
+ parser->parser_error (@1, _ ("bad grob property path"));
+ l = SCM_UNDEFINED;
+ }
+ $$ = l;
}
;
-context_prop_spec:
- simple_string {
- if (!is_regular_identifier ($1))
+// If defined, at least three members
+grob_prop_path:
+ grob_prop_spec
+ {
+ if (!SCM_UNBNDP ($1) && scm_is_null (scm_cddr ($1)))
{
- @$.error (_("Grob name should be alphanumeric"));
+ parser->parser_error (@1, _ ("bad grob property path"));
+ $$ = SCM_UNDEFINED;
+ }
+ }
+ | grob_prop_spec property_path
+ {
+ if (!SCM_UNBNDP ($1)) {
+ $$ = scm_append_x (scm_list_2 ($1, $2));
+ if (scm_is_null (scm_cddr ($$))) {
+ parser->parser_error (@$, _ ("bad grob property path"));
+ $$ = SCM_UNDEFINED;
+ }
}
- $$ = scm_list_2 (ly_symbol2scm ("Bottom"),
- scm_string_to_symbol ($1));
}
- | simple_string '.' simple_string {
- $$ = scm_list_2 (scm_string_to_symbol ($1),
- scm_string_to_symbol ($3));
+ ;
+
+// Exactly two elements or undefined
+context_prop_spec:
+ symbol_list_rev
+ {
+ SCM l = scm_reverse_x ($1, SCM_EOL);
+ switch (scm_ilength (l)) {
+ case 1:
+ l = scm_cons (ly_symbol2scm ("Bottom"), l);
+ case 2:
+ break;
+ default:
+ parser->parser_error (@1, _ ("bad context property path"));
+ l = SCM_UNDEFINED;
+ }
+ $$ = l;
}
;
simple_music_property_def:
- OVERRIDE context_prop_spec property_path '=' scalar {
- $$ = scm_append (scm_list_2 (scm_list_n (scm_car ($2),
- ly_symbol2scm ("OverrideProperty"),
- scm_cadr ($2),
- $5, SCM_UNDEFINED),
- $3));
- }
- | REVERT context_prop_spec embedded_scm {
- $$ = scm_list_4 (scm_car ($2),
- ly_symbol2scm ("RevertProperty"),
- scm_cadr ($2),
- $3);
+ OVERRIDE grob_prop_path '=' scalar {
+ if (SCM_UNBNDP ($2))
+ $$ = SCM_UNDEFINED;
+ else {
+ $$ = scm_list_5 (scm_car ($2),
+ ly_symbol2scm ("OverrideProperty"),
+ scm_cadr ($2),
+ $4,
+ scm_cddr ($2));
+ }
+ }
+ | REVERT simple_revert_context revert_arg {
+ $$ = scm_list_4 ($2,
+ ly_symbol2scm ("RevertProperty"),
+ scm_car ($3),
+ scm_cdr ($3));
}
| SET context_prop_spec '=' scalar {
- $$ = scm_list_4 (scm_car ($2),
- ly_symbol2scm ("PropertySet"),
- scm_cadr ($2),
- $4);
+ if (SCM_UNBNDP ($2))
+ $$ = SCM_UNDEFINED;
+ else
+ $$ = scm_list_4 (scm_car ($2),
+ ly_symbol2scm ("PropertySet"),
+ scm_cadr ($2),
+ $4);
}
| UNSET context_prop_spec {
- $$ = scm_list_3 (scm_car ($2),
- ly_symbol2scm ("PropertyUnset"),
- scm_cadr ($2));
+ if (SCM_UNBNDP ($2))
+ $$ = SCM_UNDEFINED;
+ else
+ $$ = scm_list_3 (scm_car ($2),
+ ly_symbol2scm ("PropertyUnset"),
+ scm_cadr ($2));
+ }
+ ;
+
+
+// This is all quite awkward for the sake of substantial backward
+// compatibility while at the same time allowing a more "natural" form
+// of specification not separating grob specification from grob
+// property path. The purpose of this definition of
+// simple_revert_context is to allow the symbol list which specifies
+// grob and property to revert to be optionally be split into two
+// parts after the grob (which may be preceded by a context
+// specification, a case which we distinguish by checking whether the
+// first symbol is a valid grob symbol instead).
+//
+// See revert_arg above for the main work horse of this arrangement.
+// simple_revert_context just caters for the context and delegates the
+// rest of the job to revert_arg.
+
+simple_revert_context:
+ symbol_list_part
+ {
+ $1 = scm_reverse_x ($1, SCM_EOL);
+ if (scm_is_null ($1)
+ || to_boolean
+ (scm_object_property (scm_car ($1),
+ ly_symbol2scm ("is-grob?")))) {
+ $$ = ly_symbol2scm ("Bottom");
+ parser->lexer_->push_extra_token (SCM_IDENTIFIER, $1);
+ } else {
+ $$ = scm_car ($1);
+ parser->lexer_->push_extra_token (SCM_IDENTIFIER,
+ scm_cdr ($1));
+ }
}
;
music_property_def:
simple_music_property_def {
- $$ = LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant ("property-operation"), scm_cons2 (parser->self_scm (), make_input (@$), $1));
+ if (SCM_UNBNDP ($1))
+ $$ = MAKE_SYNTAX ("void-music", @1);
+ else
+ $$ = LOWLEVEL_MAKE_SYNTAX (ly_lily_module_constant ("property-operation"), scm_cons2 (parser->self_scm (), make_input (@$), $1));
}
;
STRING {
$$ = $1;
}
- | STRING_IDENTIFIER {
- $$ = $1;
- }
+ | full_markup
| string '+' string {
+ if (!scm_is_string ($1)) {
+ parser->parser_error (@1, (_ ("simple string expected")));
+ $1 = scm_string (SCM_EOL);
+ }
+ if (!scm_is_string ($3)) {
+ parser->parser_error (@3, (_ ("simple string expected")));
+ $3 = scm_string (SCM_EOL);
+ }
$$ = scm_string_append (scm_list_2 ($1, $3));
}
;
| LYRICS_STRING {
$$ = $1;
}
- | STRING_IDENTIFIER {
- $$ = $1;
+ | embedded_scm_bare
+ {
+ if (scm_is_string ($1)) {
+ $$ = $1;
+ } else {
+ parser->parser_error (@1, (_ ("simple string expected")));
+ $$ = scm_string (SCM_EOL);
+ }
}
;
scalar:
embedded_scm_arg
+ | SCM_IDENTIFIER
| bare_number
+ | FRACTION
| lyric_element
+ | STRING
;
scalar_closed:
embedded_scm_arg_closed
+ | SCM_IDENTIFIER
| bare_number
+ | FRACTION
| lyric_element
+ | STRING
;
event_chord:
simple_element post_events {
// Let the rhythmic music iterator sort this mess out.
- if (scm_is_pair ($2))
- unsmob_music ($1)->set_property ("articulations",
- scm_reverse_x ($2, SCM_EOL));
+ if (scm_is_pair ($2)) {
+ $$ = make_music_from_simple (parser, @1, $1);
+ if (unsmob_music ($$))
+ unsmob_music ($$)->set_property ("articulations",
+ scm_reverse_x ($2, SCM_EOL));
+ else
+ parser->parser_error (@1, _("music expected"));
+ }
}
| simple_chord_elements post_events {
SCM elts = ly_append2 ($1, scm_reverse_x ($2, SCM_EOL));
Input i;
i.set_location (@1, @3);
$$ = 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 {
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_ = $$;
- }
+ | note_chord_element
;
chord_body_element:
pitch exclamations questions octave_check post_events
{
- int q = $3;
- int ex = $2;
+ bool q = to_boolean ($3);
+ bool ex = to_boolean ($2);
SCM check = $4;
SCM post = $5;
Music *n = MY_MAKE_MUSIC ("NoteEvent", @$);
n->set_property ("pitch", $1);
- if (q % 2)
+ if (q)
n->set_property ("cautionary", SCM_BOOL_T);
- if (ex % 2 || q % 2)
+ if (ex || q)
n->set_property ("force-accidental", SCM_BOOL_T);
if (scm_is_pair (post)) {
// with the last argument of the event function or with the expression
// for which the function call acts itself as event.
-music_function_event:
+music_function_call_closed:
MUSIC_FUNCTION function_arglist_closed {
$$ = MAKE_SYNTAX ("music-function", @$,
$1, $2);
direction_less_event {
$$ = $1;
}
- | script_dir music_function_event {
+ | script_dir music_function_call_closed {
$$ = $2;
- if ($1)
+ if (!SCM_UNBNDP ($1))
{
- unsmob_music ($$)->set_property ("direction", scm_from_int ($1));
+ unsmob_music ($$)->set_property ("direction", $1);
}
}
| HYPHEN {
$$ = MY_MAKE_MUSIC ("ExtenderEvent", @$)->unprotect ();
}
| script_dir direction_reqd_event {
- if ($1)
+ if (!SCM_UNBNDP ($1))
{
Music *m = unsmob_music ($2);
- m->set_property ("direction", scm_from_int ($1));
+ m->set_property ("direction", $1);
}
$$ = $2;
}
| script_dir direction_less_event {
- if ($1)
+ if (!SCM_UNBNDP ($1))
{
Music *m = unsmob_music ($2);
- m->set_property ("direction", scm_from_int ($1));
+ m->set_property ("direction", $1);
}
$$ = $2;
}
- | string_number_event
| '^' fingering
{
$$ = $2;
string_number_event:
E_UNSIGNED {
Music *s = MY_MAKE_MUSIC ("StringNumberEvent", @$);
- s->set_property ("string-number", scm_from_int ($1));
+ s->set_property ("string-number", $1);
$$ = s->unprotect ();
}
;
}
$$ = m->unprotect ();
}
+ | string_number_event
| EVENT_IDENTIFIER {
$$ = $1;
}
| tremolo_type {
Music *a = MY_MAKE_MUSIC ("TremoloEvent", @$);
- a->set_property ("tremolo-type", scm_from_int ($1));
+ a->set_property ("tremolo-type", $1);
$$ = a->unprotect ();
}
| event_function_event
octave_check:
/**/ { $$ = SCM_EOL; }
- | '=' { $$ = scm_from_int (0); }
- | '=' sub_quotes { $$ = scm_from_int (-$2); }
- | '=' sup_quotes { $$ = scm_from_int ($2); }
+ | '=' quotes { $$ = $2; }
;
+quotes:
+ /* empty */
+ {
+ $$ = SCM_INUM0;
+ }
+ | sub_quotes
+ | sup_quotes
+ ;
+
sup_quotes:
'\'' {
- $$ = 1;
+ $$ = scm_from_int (1);
}
| sup_quotes '\'' {
- $$ ++;
+ $$ = scm_oneplus ($1);
}
;
sub_quotes:
',' {
- $$ = 1;
+ $$ = scm_from_int (-1);
}
| sub_quotes ',' {
- $$++;
+ $$ = scm_oneminus ($1);
}
;
steno_pitch:
- NOTENAME_PITCH {
- $$ = $1;
- }
- | NOTENAME_PITCH sup_quotes {
- Pitch p = *unsmob_pitch ($1);
- p = p.transposed (Pitch ($2,0,0));
- $$ = p.smobbed_copy ();
- }
- | NOTENAME_PITCH sub_quotes {
- Pitch p =* unsmob_pitch ($1);
- p = p.transposed (Pitch (-$2,0,0));
- $$ = p.smobbed_copy ();
+ NOTENAME_PITCH quotes {
+ if (!scm_is_eq (SCM_INUM0, $2))
+ {
+ Pitch p = *unsmob_pitch ($1);
+ p = p.transposed (Pitch (scm_to_int ($2),0,0));
+ $$ = p.smobbed_copy ();
+ }
}
;
*/
steno_tonic_pitch:
- TONICNAME_PITCH {
- $$ = $1;
- }
- | TONICNAME_PITCH sup_quotes {
- Pitch p = *unsmob_pitch ($1);
- p = p.transposed (Pitch ($2,0,0));
- $$ = p.smobbed_copy ();
- }
- | TONICNAME_PITCH sub_quotes {
- Pitch p = *unsmob_pitch ($1);
-
- p = p.transposed (Pitch (-$2,0,0));
- $$ = p.smobbed_copy ();
+ TONICNAME_PITCH quotes {
+ if (!scm_is_eq (SCM_INUM0, $2))
+ {
+ Pitch p = *unsmob_pitch ($1);
+ p = p.transposed (Pitch (scm_to_int ($2),0,0));
+ $$ = p.smobbed_copy ();
+ }
}
;
pitch:
- steno_pitch {
- $$ = $1;
- }
+ steno_pitch
| PITCH_IDENTIFIER
;
t->set_property ("text", $1);
$$ = t->unprotect ();
}
- | simple_string {
+ | STRING {
+ Music *t = MY_MAKE_MUSIC ("TextScriptEvent", @$);
+ t->set_property ("text",
+ make_simple_markup ($1));
+ $$ = t->unprotect ();
+ }
+ | LYRICS_STRING {
Music *t = MY_MAKE_MUSIC ("TextScriptEvent", @$);
t->set_property ("text",
make_simple_markup ($1));
$$ = t->unprotect ();
}
+ | embedded_scm_closed
+ {
+ Music *m = unsmob_music ($1);
+ if (m && m->is_mus_type ("post-event"))
+ $$ = $1;
+ else if (Text_interface::is_markup ($1)) {
+ Music *t = MY_MAKE_MUSIC ("TextScriptEvent", @$);
+ t->set_property ("text", $1);
+ $$ = t->unprotect ();
+ } else
+ parser->parser_error (@1, _ ("not an articulation"));
+ }
;
fingering:
;
script_dir:
- '_' { $$ = DOWN; }
- | '^' { $$ = UP; }
- | '-' { $$ = CENTER; }
+ '_' { $$ = scm_from_int (DOWN); }
+ | '^' { $$ = scm_from_int (UP); }
+ | '-' { $$ = SCM_UNDEFINED; }
;
duration_length:
}
;
-optional_notemode_duration:
+maybe_notemode_duration:
{
- Duration dd = parser->default_duration_;
- $$ = dd.smobbed_copy ();
+ $$ = SCM_UNDEFINED;
}
| multiplied_duration {
$$ = $1;
parser->default_duration_ = *unsmob_duration ($$);
}
+;
+
+
+optional_notemode_duration:
+ maybe_notemode_duration
+ {
+ if (SCM_UNBNDP ($$))
+ $$ = parser->default_duration_.smobbed_copy ();
+ }
;
steno_duration:
- bare_unsigned dots {
+ UNSIGNED dots {
int len = 0;
- if (!is_duration ($1))
- parser->parser_error (@1, _f ("not a duration: %d", $1));
+ int n = scm_to_int ($1);
+ if (!is_duration (n))
+ parser->parser_error (@1, _f ("not a duration: %d", n));
else
- len = intlog2 ($1);
+ len = intlog2 (n);
- $$ = Duration (len, $2).smobbed_copy ();
+ $$ = Duration (len, scm_to_int ($2)).smobbed_copy ();
}
| DURATION_IDENTIFIER dots {
Duration *d = unsmob_duration ($1);
- Duration k (d->duration_log (), d->dot_count () + $2);
+ Duration k (d->duration_log (),
+ d->dot_count () + scm_to_int ($2));
k = k.compressed (d->factor ());
- *d = k;
- $$ = $1;
+ scm_remember_upto_here_1 ($1);
+ $$ = k.smobbed_copy ();
}
;
steno_duration {
$$ = $1;
}
- | multiplied_duration '*' bare_unsigned {
- $$ = unsmob_duration ($$)->compressed ( $3) .smobbed_copy ();
+ | multiplied_duration '*' UNSIGNED {
+ $$ = unsmob_duration ($$)->compressed (scm_to_int ($3)).smobbed_copy ();
}
| multiplied_duration '*' FRACTION {
Rational m (scm_to_int (scm_car ($3)), scm_to_int (scm_cdr ($3)));
}
;
-fraction:
- FRACTION { $$ = $1; }
- | UNSIGNED '/' UNSIGNED {
- $$ = scm_cons ($1, $3);
- }
- ;
-
dots:
/* empty */ {
- $$ = 0;
+ $$ = SCM_INUM0;
}
| dots '.' {
- $$ ++;
+ $$ = scm_oneplus ($1);
}
;
tremolo_type:
':' {
- $$ = 0;
+ $$ = SCM_INUM0;
}
- | ':' bare_unsigned {
- if (!is_duration ($2))
- parser->parser_error (@2, _f ("not a duration: %d", $2));
+ | ':' UNSIGNED {
+ int n = scm_to_int ($2);
+ if (!is_duration (n))
+ parser->parser_error (@2, _f ("not a duration: %d", n));
$$ = $2;
}
;
UNSIGNED { $$ = $1; }
| STRING { $$ = $1; }
| full_markup { $$ = $1; }
+ | embedded_scm_bare
+ {
+ // as an integer, it needs to be non-negative, and otherwise
+ // it needs to be suitable as a markup.
+ if (scm_is_integer ($1)
+ ? scm_is_true (scm_negative_p ($1))
+ : !Text_interface::is_markup ($1))
+ {
+ parser->parser_error (@1, _ ("bass number expected"));
+ $$ = SCM_INUM0;
+ }
+ }
;
figured_bass_alteration:
optional_rest:
- /**/ { $$ = 0; }
- | REST { $$ = 1; }
+ /**/ { $$ = SCM_BOOL_F; }
+ | REST { $$ = SCM_BOOL_T; }
;
simple_element:
- pitch exclamations questions octave_check optional_notemode_duration optional_rest {
+ 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"));
-
- 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))
+ if (!SCM_UNBNDP ($2)
+ || !SCM_UNBNDP ($3)
+ || scm_is_number ($4)
+ || !SCM_UNBNDP ($5)
+ || scm_is_true ($6))
{
- int q = scm_to_int ($4);
- n->set_property ("absolute-octave", scm_from_int (q-1));
+ Music *n = 0;
+ if (scm_is_true ($6))
+ n = MY_MAKE_MUSIC ("RestEvent", @$);
+ 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 (to_boolean ($3))
+ n->set_property ("cautionary", SCM_BOOL_T);
+ if (to_boolean ($2) || to_boolean ($3))
+ 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", @$);
| LYRICS_STRING {
$$ = $1;
}
+ | LYRIC_ELEMENT
;
-lyric_element_arg:
- lyric_element
- | lyric_element multiplied_duration post_events {
- $$ = 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);
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));
}
;
;
step_number:
- bare_unsigned {
+ UNSIGNED {
$$ = make_chord_step ($1, 0);
}
- | bare_unsigned '+' {
+ | UNSIGNED '+' {
$$ = make_chord_step ($1, SHARP_ALTERATION);
}
- | bare_unsigned CHORD_MINUS {
+ | UNSIGNED CHORD_MINUS {
$$ = make_chord_step ($1, FLAT_ALTERATION);
}
;
tempo_range:
- bare_unsigned {
- $$ = scm_from_int ($1);
+ UNSIGNED {
+ $$ = $1;
}
- | bare_unsigned '~' bare_unsigned {
- $$ = scm_cons (scm_from_int ($1), scm_from_int ($3));
+ | UNSIGNED '~' UNSIGNED {
+ $$ = scm_cons ($1, $3);
}
;
| NUMBER_IDENTIFIER
;
-bare_unsigned:
- UNSIGNED {
- $$ = scm_to_int ($1);
- }
- ;
-
unsigned_number:
UNSIGNED
| NUMBER_IDENTIFIER
;
exclamations:
- { $$ = 0; }
- | exclamations '!' { $$ ++; }
+ { $$ = SCM_UNDEFINED; }
+ | exclamations '!'
+ {
+ if (SCM_UNBNDP ($1))
+ $$ = SCM_BOOL_T;
+ else
+ $$ = scm_not ($1);
+ }
;
questions:
- { $$ = 0; }
- | questions '?' { $$ ++; }
+ { $$ = SCM_UNDEFINED; }
+ | questions '?'
+ {
+ if (SCM_UNBNDP ($1))
+ $$ = SCM_BOOL_T;
+ else
+ $$ = scm_not ($1);
+ }
;
/*
*/
lyric_markup:
- LYRIC_MARKUP_IDENTIFIER {
- $$ = $1;
- }
- | LYRIC_MARKUP
+ LYRIC_MARKUP
{ parser->lexer_->push_markup_state (); }
markup_top {
$$ = $3;
;
full_markup_list:
- MARKUPLIST_IDENTIFIER {
- $$ = $1;
- }
- | MARKUPLIST
+ MARKUPLIST
{ parser->lexer_->push_markup_state (); }
markup_list {
$$ = $3;
;
full_markup:
- MARKUP_IDENTIFIER {
- $$ = $1;
- }
- | MARKUP
+ MARKUP
{ parser->lexer_->push_markup_state (); }
markup_top {
$$ = $3;
markup_list:
- MARKUPLIST_IDENTIFIER {
- $$ = $1;
- }
- | markup_composed_list {
+ markup_composed_list {
$$ = $1;
}
| markup_braced_list {
STRING {
$$ = make_simple_markup ($1);
}
- | MARKUP_IDENTIFIER {
- $$ = $1;
- }
- | LYRIC_MARKUP_IDENTIFIER {
- $$ = $1;
- }
- | STRING_IDENTIFIER {
- $$ = $1;
- }
| SCORE {
SCM nn = parser->lexer_->lookup_identifier ("pitchnames");
- parser->lexer_->push_note_state (alist_to_hashq (nn));
+ parser->lexer_->push_note_state (nn);
} '{' score_body '}' {
- Score * sc = $4;
- $$ = scm_list_2 (ly_lily_module_constant ("score-markup"), sc->self_scm ());
- sc->unprotect ();
+ $$ = scm_list_2 (ly_lily_module_constant ("score-markup"), $4);
parser->lexer_->pop_state ();
}
| MARKUP_FUNCTION markup_command_basic_arguments {
yydebug = x;
}
-void
+SCM
Lily_parser::do_yyparse ()
{
- yyparse (this);
+ SCM retval = SCM_UNDEFINED;
+ yyparse (this, &retval);
+ return retval;
}
int
Lily_lexer::try_special_identifiers (SCM *destination, SCM sid)
{
- if (scm_is_string (sid)) {
- *destination = sid;
- return STRING_IDENTIFIER;
- } else if (unsmob_book (sid)) {
+ if (unsmob_book (sid)) {
Book *book = unsmob_book (sid)->clone ();
*destination = book->self_scm ();
book->unprotect ();
*destination = unsmob_context_mod (sid)->smobbed_copy ();
return CONTEXT_MOD_IDENTIFIER;
- } else if (unsmob_score (sid)) {
- Score *score = new Score (*unsmob_score (sid));
- *destination = score->self_scm ();
-
- score->unprotect ();
- return SCORE_IDENTIFIER;
} else if (Music *mus = unsmob_music (sid)) {
mus = mus->clone ();
*destination = mus->self_scm ();
*destination = p->self_scm ();
p->unprotect ();
return OUTPUT_DEF_IDENTIFIER;
- } else if (Text_interface::is_markup (sid)) {
- *destination = sid;
- if (is_lyric_state ())
- return LYRIC_MARKUP_IDENTIFIER;
- return MARKUP_IDENTIFIER;
- } else if (Text_interface::is_markup_list (sid)) {
- *destination = sid;
- return MARKUPLIST_IDENTIFIER;
}
return -1;
return scm_from_locale_string (s);
}
+// check_scheme_arg checks one argument with a given predicate for use
+// in an argument list and throws a syntax error if it is unusable.
+// The argument is prepended to the argument list in any case. After
+// throwing a syntax error, the argument list is terminated with #f as
+// its last cdr in order to mark it as uncallable while not losing
+// track of its total length.
+//
+// There are a few special considerations: if optional argument disp
+// is given (otherwise it defaults to SCM_UNDEFINED), it will be used
+// instead of arg in a prospective error message. This is useful if
+// arg is not the actual argument but rather a transformation of it.
+//
+// If arg itself is SCM_UNDEFINED, the predicate is considered false
+// and an error message using disp is produced unconditionally.
+
SCM check_scheme_arg (Lily_parser *parser, Input loc,
- SCM arg, SCM args, SCM pred)
+ SCM arg, SCM args, SCM pred, SCM disp)
{
- args = scm_cons (arg, args);
- if (scm_is_true (scm_call_1 (pred, arg)))
- return args;
+ if (SCM_UNBNDP (arg))
+ args = scm_cons (disp, args);
+ else {
+ args = scm_cons (arg, args);
+ if (scm_is_true (scm_call_1 (pred, arg)))
+ return args;
+ }
scm_set_cdr_x (scm_last_pair (args), SCM_EOL);
- MAKE_SYNTAX ("argument-error", loc, scm_length (args), pred, arg);
+ MAKE_SYNTAX ("argument-error", loc, scm_length (args), pred,
+ SCM_UNBNDP (disp) ? arg : disp);
scm_set_cdr_x (scm_last_pair (args), SCM_BOOL_F);
return args;
}
return arg;
}
+SCM
+try_string_variants (SCM pred, SCM str)
+{
+ // a matching predicate is always ok
+ if (scm_is_true (scm_call_1 (pred, str)))
+ return str;
+ // a symbol may be interpreted as a list of symbols if it helps
+ if (scm_is_symbol (str)) {
+ str = scm_list_1 (str);
+ if (scm_is_true (scm_call_1 (pred, str)))
+ return str;
+ return SCM_UNDEFINED;
+ }
+
+ // If this cannot be a string representation of a symbol list,
+ // we are through.
+
+ if (!is_regular_identifier (str, true))
+ return SCM_UNDEFINED;
+
+ str = scm_string_split (str, SCM_MAKE_CHAR ('.'));
+ for (SCM p = str; scm_is_pair (p); p = scm_cdr (p))
+ scm_set_car_x (p, scm_string_to_symbol (scm_car (p)));
+
+ // Let's attempt the symbol list interpretation first.
+
+ if (scm_is_true (scm_call_1 (pred, str)))
+ return str;
+
+ // If there is just one symbol in the list, we might interpret
+ // it as a single symbol
+
+ if (scm_is_null (scm_cdr (str)))
+ {
+ str = scm_car (str);
+ if (scm_is_true (scm_call_1 (pred, str)))
+ return str;
+ }
+
+ return SCM_UNDEFINED;
+}
+
bool
-is_regular_identifier (SCM id)
+is_regular_identifier (SCM id, bool multiple)
{
+ if (!scm_is_string (id))
+ return false;
+
string str = ly_scm2string (id);
- char const *s = str.c_str ();
- bool v = true;
-#if 0
- isalpha (*s);
- s++;
-#endif
- while (*s && v)
- {
- v = v && isalnum (*s);
- s++;
- }
- return v;
+ bool middle = false;
+
+ for (string::iterator it=str.begin(); it != str.end (); it++)
+ {
+ int c = *it & 0xff;
+ if ((c >= 'a' && c <= 'z')
+ || (c >= 'A' && c <= 'Z')
+ || c > 0x7f)
+ middle = true;
+ else if (middle && (c == '-' || c == '_' || (multiple && c == '.')))
+ middle = false;
+ else
+ return false;
+ }
+ return middle;
+}
+
+SCM
+make_music_from_simple (Lily_parser *parser, Input loc, SCM simple)
+{
+ if (unsmob_music (simple))
+ return simple;
+ if (parser->lexer_->is_note_state ()) {
+ if (scm_is_symbol (simple)) {
+ Music *n = MY_MAKE_MUSIC ("NoteEvent", loc);
+ n->set_property ("duration", parser->default_duration_.smobbed_copy ());
+ n->set_property ("drum-type", simple);
+ return n->unprotect ();
+ }
+ if (unsmob_pitch (simple)) {
+ Music *n = MY_MAKE_MUSIC ("NoteEvent", loc);
+ n->set_property ("duration", parser->default_duration_.smobbed_copy ());
+ n->set_property ("pitch", simple);
+ return n->unprotect ();
+ }
+ return simple;
+ } else if (parser->lexer_->is_lyric_state ()) {
+ if (Text_interface::is_markup (simple))
+ return MAKE_SYNTAX ("lyric-event", loc, simple,
+ parser->default_duration_.smobbed_copy ());
+ } else if (parser->lexer_->is_chord_state ()) {
+ if (unsmob_pitch (simple))
+ return make_chord_elements (loc, simple,
+ parser->default_duration_.smobbed_copy (),
+ SCM_EOL);
+ }
+ return simple;
}
Music *
return t && t == 1 << intlog2 (t);
}
-void
-set_music_properties (Music *p, SCM a)
-{
- for (SCM k = a; scm_is_pair (k); k = scm_cdr (k))
- p->set_property (scm_caar (k), scm_cdar (k));
-}
-
-
SCM
-make_chord_step (int step, Rational alter)
+make_chord_step (SCM step_scm, Rational alter)
{
+ int step = scm_to_int (step_scm);
+
if (step == 7)
alter += FLAT_ALTERATION;
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 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