]> git.donarmstrong.com Git - lilypond.git/blobdiff - lily/parser.yy
* lily/include/my-lily-parser.hh: rename My_lily -> Lily
[lilypond.git] / lily / parser.yy
index fed1f4469c3fd894d448e93067bc9e94f8972f08..2188cd934ddde3fc3f22e638dfba2632cd7c656e 100644 (file)
@@ -1,46 +1,14 @@
 %{ // -*-Fundamental-*-
 
 /*
-  parser.yy -- Bison/C++ parser for lilypond
+  parser.yy -- Bison/C++ parser for LilyPond
 
   source file of the GNU LilyPond music typesetter
 
   (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-           Jan Nieuwenhuizen <janneke@gnu.org>
+                 Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
-/*
-  Four shift/reduce problems:
-
-1.     foo = bar.
-
-       "bar" -> String -> Lyric -> Music -> music-assignment
-
-       "bar" -> String -> string-assignment
-
-
-Similar problem for
-
- * \markup identifier.
- * \markup { }
-
-
-2.  \repeat
-       \repeat .. \alternative
-
-
-    \repeat { \repeat .. \alternative }
-
-or
-
-    \repeat { \repeat } \alternative 
-
-)
-
---hwn
-
- */
-
 /*
 
 TODO:
@@ -57,95 +25,93 @@ TODO:
 #include <stdio.h>
 
 
-#include "scm-option.hh"
+#include "book.hh"
+
 #include "context-def.hh"
-#include "lily-guile.hh"
-#include "misc.hh"
-#include "my-lily-lexer.hh"
-#include "paper-def.hh"
-#include "midi-def.hh"
-#include "main.hh"
-#include "file-path.hh"
-#include "warn.hh"
 #include "dimensions.hh"
-#include "my-lily-parser.hh"
-#include "score.hh"
-#include "input-file-results.hh"
+#include "event.hh"
+#include "file-path.hh"
+#include "input-smob.hh"
 #include "input.hh"
+#include "lily-guile.hh"
 #include "lilypond-input-version.hh"
-#include "scm-hash.hh"
 #include "ly-module.hh"
-#include "music-sequence.hh"
-#include "input-smob.hh"
-#include "event.hh"
-#include "text-item.hh"
+#include "main.hh"
+#include "misc.hh"
 #include "music-list.hh"
+#include "music-sequence.hh"
+#include "my-lily-lexer.hh"
+#include "my-lily-parser.hh"
 #include "paper-book.hh"
+#include "output-def.hh"
+#include "scm-hash.hh"
+#include "scm-option.hh"
+#include "score.hh"
+#include "text-item.hh"
+#include "warn.hh"
 
 #define MY_MAKE_MUSIC(x)  make_music_by_name (ly_symbol2scm (x))
 
 Music *property_op_to_music (SCM op);
-Music *context_spec_music (SCM type, SCM id, Music * m, SCM ops_);
+Music *context_spec_music (SCM type, SCM id, Music *m, SCM ops_);
 SCM get_next_unique_context ();
 
 #define YYERROR_VERBOSE 1
 
-My_lily_parser* my_lily_parser;
 #define YYPARSE_PARAM my_lily_parser
 #define YYLEX_PARAM my_lily_parser
 #define THIS\
-       ((My_lily_parser *) my_lily_parser)
+       ((Lily_parser *) my_lily_parser)
 
 #define yyerror THIS->parser_error
 
-/*
-  Add symbols to the  TAGS field of a music object. 
-*/
+/* Add symbols to the TAGS field of a music object.  */
 
 void
-tag_music (Music*m,  SCM tag, Input ip)
+tag_music (Music *m, SCM tag, Input ip)
 {
        SCM tags = m->get_property ("tags");
-       if (gh_symbol_p (tag))
+       if (ly_c_symbol_p (tag))
                tags = scm_cons (tag, tags);
-       else if (gh_list_p (tag))
-               tags = gh_append2 (tag, tags);
+       else if (ly_c_list_p (tag))
+               tags = ly_append2 (tag, tags);
        else
-               ip.warning (_("Tag must be symbol or list of symbols."));
+               ip.warning (_ ("Tag must be symbol or list of symbols."));
 
        m->set_property ("tags", tags);
 }
 
-
-
 bool
 is_regular_identifier (SCM id)
 {
   String str = ly_scm2string (id);
-  char const *s = str.to_str0 () ;
+  char const *s = str.to_str0 ();
 
   bool v = true;
+#if 0
+  isalpha (*s);
+  s++;
+#endif
   while (*s && v)
    {
-        v = v && isalpha (*s);
+        v = v && isalnum (*s);
         s++;
    }
   return v;
 }
 
 SCM
-make_simple_markup (SCM a)
+make_simple_markup (SCM encoding, SCM a)
 {
-       static SCM simple;
-       if (!simple)
-       simple = scm_c_eval_string ("simple-markup");
-
+       SCM simple = ly_scheme_function ("simple-markup");
+       if (ly_c_symbol_p (encoding))
+               return scm_list_3 (ly_scheme_function ("encoded-simple-markup"),
+                          encoding, a);
        return scm_list_2 (simple, a);
 }
 
-
 bool
-is_is_duration (int t)
+is_duration (int t)
 {
   return t && t == 1 << intlog2 (t);
 }
@@ -153,10 +119,8 @@ is_is_duration (int t)
 void
 set_music_properties (Music *p, SCM a)
 {
-  for (SCM k = a; gh_pair_p (k); k = ly_cdr (k))
-       {
-       p->internal_set_property (ly_caar (k), ly_cdar (k));
-       }
+  for (SCM k = a; ly_c_pair_p (k); k = ly_cdr (k))
+       p->internal_set_property (ly_caar (k), ly_cdar (k));
 }
 
 SCM
@@ -165,9 +129,9 @@ make_chord_step (int step, int alter)
        if (step == 7)
                alter += FLAT;
 
-       while(step < 0)
+       while (step < 0)
                step += 7;
-       Pitch m((step -1) / 7 , (step - 1) % 7, alter);
+       Pitch m ((step -1) / 7, (step - 1) % 7, alter);
        return m.smobbed_copy ();
 }
 
@@ -175,55 +139,74 @@ make_chord_step (int step, int alter)
 SCM
 make_chord (SCM pitch, SCM dur, SCM modification_list)
 {
-       static SCM chord_ctor;
-       if (!chord_ctor)
-               chord_ctor= scm_c_eval_string ("construct-chord");
-       SCM ch=  scm_call_3 (chord_ctor, pitch, dur, modification_list);
+       SCM chord_ctor = ly_scheme_function ("construct-chord");
+       SCM ch = scm_call_3 (chord_ctor, pitch, dur, modification_list);
        scm_gc_protect_object (ch);
        return ch;
 }
 
-/*
-  Todo: actually also use apply iso. call too ... 
-*/
+/* Todo: actually also use apply iso. call too ...  */
 bool
 ly_input_procedure_p (SCM x)
 {
-       return gh_procedure_p (x)
-               || (gh_pair_p (x) && gh_procedure_p (gh_car (x)));
+       return ly_c_procedure_p (x)
+               || (ly_c_pair_p (x) && ly_c_procedure_p (ly_car (x)));
 }
 
-Music* 
+Music*
 set_property_music (SCM sym, SCM value)
 {
-       Music * p = MY_MAKE_MUSIC ("PropertySet");
+       Music *p = MY_MAKE_MUSIC ("PropertySet");
        p->set_property ("symbol", sym);
        p->set_property ("value", value);
        return p;
 }
 
+Music*
+make_music_relative (Pitch start, Music *music)
+{
+       Music *relative = MY_MAKE_MUSIC ("RelativeOctaveMusic");
+       relative->set_property ("element", music->self_scm ());
+       
+       Pitch last = music->to_relative_octave (start);
+       if (lily_1_8_relative)
+               music->set_property ("last-pitch", last.smobbed_copy ());
+       return relative;
+}
+
+Music*
+make_lyric_combine_music (SCM name, Music *music)
+{
+       Music *combine = MY_MAKE_MUSIC ("NewLyricCombineMusic");
+       combine->set_property ("element", music->self_scm ());
+       combine->set_property ("associated-context", name);
+       return combine;
+}
+
 %}
 
 /* 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
 of the parse stack onto the heap. */
 
+%left NEWLYRICS
 
 %union {
-       String * string;
-    Music *music;
-    Score *score;
-    Music_output_def * outputdef;
-    SCM scm;
-    int i;
+       Book *book;
+       Output_def *outputdef;
+       SCM scm;
+       String *string;
+       Music *music;
+       Score *score;
+       int i;
 }
 %{
 
 int
-yylex (YYSTYPE *s,  void * v)
+yylex (YYSTYPE *s, void *v)
 {
-       My_lily_parser   *pars = (My_lily_parser*) v;
-       My_lily_lexer * lex = pars->lexer_;
+       Lily_parser *pars = (Lily_parser*) v;
+       Lily_lexer *lex = pars->lexer_;
 
        lex->lexval = (void*) s;
        lex->prepare_for_next_token ();
@@ -233,30 +216,52 @@ yylex (YYSTYPE *s,  void * v)
 
 %}
 
-%pure_parser
+%expect 3
+
+/*
+  Three shift/reduce problems:
+
+2. \markup identifier.
 
+  (what? --hwn)
+
+3. \markup { }
+
+  (what? --hwn)
+
+
+4.  \repeat
+       \repeat .. \alternative
+
+
+    \repeat { \repeat .. \alternative }
+
+or
+
+    \repeat { \repeat } \alternative 
+
+)
+ */
+
+
+%pure_parser
 
 %token ACCEPTS
-%token ADDLYRICS
 %token ADDQUOTE
-%token NEWADDLYRICS
+%token LYRICSTO
 %token ALIAS
 %token ALTERNATIVE
-%token APPLY
-%token APPLYCONTEXT
-%token APPLYOUTPUT
-%token AUTOCHANGE
 %token BAR
-%token BREATHE
+%token BOOK
+%token BOOKPAPER
 %token CHANGE
-%token CHORDMODIFIERS  
+%token CHORDMODIFIERS
 %token CHORDS
-%token LESSLESS
-%token MOREMORE
+%token DOUBLE_ANGLE_OPEN
+%token DOUBLE_ANGLE_CLOSE
 %token CLEF
 %token COMMANDSPANREQUEST
 %token CONSISTS
-%token CONSISTSEND
 %token CONTEXT
 %token DEFAULT
 %token DENIES
@@ -264,9 +269,6 @@ yylex (YYSTYPE *s,  void * v)
 %token EXTENDER
 %token FIGURES FIGURE_OPEN FIGURE_CLOSE
 %token FIGURE_BRACKET_CLOSE FIGURE_BRACKET_OPEN
-%token GRACE 
-%token ACCIACCATURA
-%token APPOGGIATURA 
 %token GROBDESCRIPTIONS
 %token HEADER
 %token HYPHEN
@@ -281,9 +283,8 @@ yylex (YYSTYPE *s,  void * v)
 %token NOTES
 %token OCTAVE
 %token ONCE
-%token OVERRIDE SET REVERT 
+%token OVERRIDE SET REVERT
 %token PAPER
-%token PARTCOMBINE
 %token PARTIAL
 %token QUOTE
 %token RELATIVE
@@ -293,6 +294,7 @@ yylex (YYSTYPE *s,  void * v)
 %token SCM_T
 %token SCORE
 %token SEQUENTIAL
+%token NEWLYRICS
 %token SIMULTANEOUS
 %token SKIP
 %token SPANREQUEST
@@ -305,99 +307,120 @@ yylex (YYSTYPE *s,  void * v)
 %token TYPE
 %token UNSET
 %token WITH
+%token MARKUP
 
 /* escaped */
+/* FIXME: this sucks.  The user will get to see these names:
+    syntax error, unexpected E_CHAR:
+               \
+                 %%
+  */
+
 %token E_CHAR E_EXCLAMATION E_SMALLER E_BIGGER E_OPEN E_CLOSE
 %token E_LEFTSQUARE E_RIGHTSQUARE E_TILDE
 %token E_BACKSLASH
-%token <i> E_UNSIGNED
 %token CHORD_BASS CHORD_COLON CHORD_MINUS CHORD_CARET  CHORD_SLASH
 %token FIGURE_SPACE
 
-%type <i>      exclamations questions dots optional_rest
-%type <i>       bass_mod
-%type <scm>    grace_head
-%type <scm>    oct_check
-%type <scm>    context_mod_list
-%type <scm>    lyric_element
-%type <scm>    bass_number br_bass_figure bass_figure figure_list figure_spec
 %token <i>     DIGIT
-%token <scm>   NOTENAME_PITCH
-%token <scm>   TONICNAME_PITCH
-%token <scm>   CHORDMODIFIER_PITCH
-%token <scm>   DURATION_IDENTIFIER
-%token <scm>    FRACTION
+%token <i>     UNSIGNED
+%token <i> E_UNSIGNED
 %token <id>    IDENTIFIER
-%token DRUMS
+%token <scm>   CHORDMODIFIER_PITCH
 %token <scm>   DRUM_PITCH
-%token <scm>   CHORD_MODIFIER
-%token <scm>   SCORE_IDENTIFIER
-%token <scm>   MUSIC_OUTPUT_DEF_IDENTIFIER
-%token <scm>   NUMBER_IDENTIFIER
+%token <scm>   DURATION_IDENTIFIER
 %token <scm>   EVENT_IDENTIFIER
 %token <scm>   MUSIC_IDENTIFIER CONTEXT_DEF_IDENTIFIER
-%token <scm>   STRING_IDENTIFIER SCM_IDENTIFIER 
+%token <scm>   NOTENAME_PITCH
+%token <scm>   NUMBER_IDENTIFIER
+%token <scm>   OUTPUT_DEF_IDENTIFIER
 %token <scm>   RESTNAME
-%token <scm>   STRING   
+%token <scm> LYRICS_STRING
 %token <scm>   SCM_T
-%token <i>     UNSIGNED
+%token <scm>   SCORE_IDENTIFIER
+%token <scm>   STRING
+%token <scm>   STRING_IDENTIFIER SCM_IDENTIFIER
+%token <scm>   TONICNAME_PITCH
+%token <scm>   CHORD_MODIFIER
+%token <scm>    FRACTION
 %token <scm>   REAL
-
-%token MARKUP
-%token <scm> MARKUP_HEAD_MARKUP0
 %token <scm> MARKUP_HEAD_EMPTY
+%token <scm> MARKUP_HEAD_MARKUP0
 %token <scm> MARKUP_HEAD_MARKUP0_MARKUP1
 %token <scm> MARKUP_HEAD_SCM0
 %token <scm> MARKUP_HEAD_SCM0_MARKUP1
-%token <scm> MARKUP_HEAD_SCM0_SCM1 
-%token <scm> MARKUP_HEAD_SCM0_SCM1_SCM2 
+%token <scm> MARKUP_HEAD_SCM0_SCM1
 %token <scm> MARKUP_HEAD_SCM0_SCM1_MARKUP2
-
+%token <scm> MARKUP_HEAD_SCM0_SCM1_SCM2
 %token <scm> MARKUP_IDENTIFIER MARKUP_HEAD_LIST0
-%type <scm> markup markup_line markup_list  markup_list_body full_markup 
+%token <scm> MUSIC_FUNCTION
+%token <scm> MUSIC_FUNCTION_MUSIC 
+%token <scm> MUSIC_FUNCTION_MUSIC_MUSIC 
+%token <scm> MUSIC_FUNCTION_SCM 
+%token <scm> MUSIC_FUNCTION_SCM_SCM 
+%token <scm> MUSIC_FUNCTION_SCM_MUSIC 
+%token <scm> MUSIC_FUNCTION_SCM_MUSIC_MUSIC 
+%token <scm> MUSIC_FUNCTION_SCM_SCM_MUSIC 
+%token DRUMS
 
-%type <outputdef> output_def
-%type <scm>    lilypond_header lilypond_header_body
-%type <music>  open_event close_event
-%type <i>      sub_quotes sup_quotes
-%type <music>  simple_element  event_chord command_element Simple_music  Composite_music 
-%type <music>  Repeated_music
-%type <scm>     Alternative_music
-%type <i>      tremolo_type
-%type <i>      bare_int  bare_unsigned
-%type <i>      script_dir
-%type <scm>    identifier_init 
 
-%type <music> note_chord_element chord_body chord_body_element
-%type <scm>  chord_body_elements 
-%type <scm> steno_duration optional_notemode_duration multiplied_duration
-       
-%type <scm>   post_events 
-%type <music> gen_text_def direction_less_event direction_reqd_event
-%type <scm>   steno_pitch pitch absolute_pitch pitch_also_in_chords
-%type <scm>    steno_tonic_pitch
-%type <scm>    duration_length fraction
 
-%type <scm> new_chord step_number chord_items chord_item chord_separator step_numbers
+%type <book>   book_block book_body
+%type <i>      bare_int  bare_unsigned
+%type <i>      exclamations questions dots optional_rest
+%type <i>      script_dir
+%type <i>      sub_quotes sup_quotes
+%type <i>      tremolo_type
+%type <i>      bass_mod
 
-%type <scm>  embedded_scm scalar
-%type <music>  Music Sequential_music Simultaneous_music 
-%type <music>  relative_music re_rhythmed_music 
+%type <music>  Composite_music Simple_music Prefix_composite_music Generic_prefix_music
+%type <music>  Grouped_music_list
+%type <music>  Music Sequential_music Simultaneous_music
+%type <music>  Repeated_music
+%type <music>  command_req
+%type <music>  gen_text_def direction_less_event direction_reqd_event
 %type <music>  music_property_def context_change
-%type <scm> context_prop_spec 
-%type <scm> Music_list 
-%type <scm> property_operation context_mod context_def_mod optional_context_mod
-%type <outputdef>  music_output_def_body music_output_def_head
+%type <music>  note_chord_element chord_body chord_body_element
+%type <music>  open_event close_event
 %type <music>  post_event tagged_post_event
-%type <music> command_req 
-%type <music> string_number_event
-%type <scm>    string bare_number number_expression number_term number_factor 
-%type <score>  score_block score_body
+%type <music>  relative_music re_rhythmed_music
+%type <music>  simple_element event_chord command_element
+%type <music>  string_number_event
+%type <music>  toplevel_music
+%type <music>  tempo_event
 
+%type <outputdef>      output_def_body output_def_head
+%type <outputdef> output_def book_paper_block 
+
+%type <scm>    Music_list
+%type <scm>    chord_body_elements
+%type <scm>    chord_item chord_items chord_separator new_chord
 %type <scm>    context_def_spec_block context_def_spec_body
-%type <music>  tempo_event
+%type <scm>    context_mod context_def_mod optional_context_mod
+%type <scm>    context_prop_spec
+%type <scm>    duration_length fraction
+%type <scm>    embedded_scm scalar
+%type <scm>    identifier_init
+%type <scm>    lilypond_header lilypond_header_body
+%type <scm>    new_lyrics
+%type <scm>    post_events
+%type <scm>    property_operation
 %type <scm>    script_abbreviation
+%type <scm>    simple_string
+%type <scm>    steno_pitch pitch absolute_pitch pitch_also_in_chords
+%type <scm>    steno_tonic_pitch
+%type <scm>    step_number step_numbers 
+%type <scm>    string bare_number number_expression number_term number_factor
+%type <scm>    bass_number br_bass_figure bass_figure figure_list figure_spec
+%type <scm>    context_mod_list
+%type <scm>    octave_check
+%type <scm>    steno_duration optional_notemode_duration multiplied_duration
+%type <scm>    Generic_prefix_music_scm 
+%type <scm>    lyric_element
+%type <scm>     Alternative_music
+%type <scm>    markup markup_line markup_list markup_list_body full_markup
 
+%type <score>  score_block score_body
 
 
 %left '-' '+'
@@ -410,89 +433,84 @@ prec levels in different prods */
 %%
 
 lilypond:      /* empty */
-       | lilypond toplevel_expression {}
-       | lilypond assignment  { }
+       | lilypond toplevel_expression {
+       }
+       | lilypond assignment {
+       }
        | lilypond error {
-               THIS->error_level_  = 1;
+               THIS->error_level_ = 1;
        }
        | lilypond INVALID      {
-               THIS->error_level_  = 1;
+               THIS->error_level_ = 1;
        }
        ;
 
 toplevel_expression:
        lilypond_header {
-               THIS->input_file_->header_ = $1;
+               THIS->lexer_->set_identifier (ly_symbol2scm ("$globalheader"), $1);
        }
        | add_quote {
+       
+       }
+       | book_block {
+               Book *book = $1;
+               SCM proc = THIS->lexer_->lookup_identifier ("toplevel-book-handler");
+               scm_call_2 (proc, THIS->self_scm (), book->self_scm ());
+               scm_gc_unprotect_object (book->self_scm ());
        }
        | score_block {
-               Score * sc = $1;
-
-               SCM head = ly_module_p (sc->header_) ? sc->header_ : THIS->input_file_->header_.to_SCM ();
-
-               Path p = split_path (THIS->output_basename_);
-               int *c =  &THIS->input_file_->score_count_;
-               if (*c)
-                       {
-                       p.base += "-" + to_string (*c);
-                       }
-
-               (*c)++;
-               SCM outname = scm_makfrom0str (p.to_string ().to_str0());
-
-               for (int i=0; i < sc->defs_.size (); i++)
-                       default_rendering (sc->music_, sc->defs_[i]->self_scm (), head, outname);
-
-               if (sc->defs_.is_empty ())
-               {
-                  Music_output_def *id =
-                       unsmob_music_output_def (THIS->lexer_->lookup_identifier
-                               ("$defaultpaper"));
-
-                  id = id ? id->clone () : new Paper_def;
-       
-                  default_rendering (sc->music_, id->self_scm (), head, outname);
-
-                  if (output_format_global != PAGE_LAYOUT)
-                        scm_gc_unprotect_object (id->self_scm ());
-               }
-                  if (output_format_global != PAGE_LAYOUT)
-                       scm_gc_unprotect_object (sc->self_scm ());
+               Score *score = $1;
+               
+               SCM proc = THIS->lexer_->lookup_identifier ("toplevel-score-handler");
+               scm_call_2 (proc, THIS->self_scm (), score->self_scm ());
+               scm_gc_unprotect_object (score->self_scm ());
+       }
+       | toplevel_music {
+               Music *music = $1;
+               SCM proc = THIS->lexer_->lookup_identifier ("toplevel-music-handler");
+               scm_call_2 (proc, THIS->self_scm (), music->self_scm ());
+               scm_gc_unprotect_object (music->self_scm ());
        }
        | output_def {
                SCM id = SCM_EOL;
-               if (dynamic_cast<Paper_def*> ($1))
-                       id = scm_makfrom0str ("$defaultpaper");
-               else if (dynamic_cast<Midi_def*> ($1))
-                       id = scm_makfrom0str ("$defaultmidi");
-               THIS->lexer_->set_identifier (id,   $1->self_scm ());
-               scm_gc_unprotect_object ($1->self_scm ());
+               Output_def * od = $1;
+
+               if ($1->c_variable ("is-paper") == SCM_BOOL_T)
+                       id = ly_symbol2scm ("$defaultpaper");
+               else if ($1->c_variable ("is-midi") == SCM_BOOL_T)
+                       id = ly_symbol2scm ("$defaultmidi");
+               else if ($1->c_variable ("is-bookpaper") == SCM_BOOL_T)
+                       id = ly_symbol2scm ("$defaultbookpaper");
+
+               THIS->lexer_->set_identifier (id, od->self_scm ());
+               scm_gc_unprotect_object (od->self_scm ());
        }
        ;
 
+toplevel_music:
+       Composite_music {
+       }
+       ;
 
 embedded_scm:
        SCM_T
-       | SCM_IDENTIFIER 
+       | SCM_IDENTIFIER
        ;
 
 
-
-
 lilypond_header_body:
        {
-               $$ = ly_make_anonymous_module (); 
+               $$ = ly_make_anonymous_module (safe_global_b);
                THIS->lexer_->add_scope ($$);
        }
-       | lilypond_header_body assignment  { 
+       | lilypond_header_body assignment  {
                
        }
        ;
 
 lilypond_header:
        HEADER '{' lilypond_header_body '}'     {
-               $$ = THIS->lexer_-> remove_scope ();
+               $$ = THIS->lexer_->remove_scope ();
        }
        ;
 
@@ -535,9 +553,6 @@ identifier_init:
                $$ = $1->self_scm ();
                scm_gc_unprotect_object ($$);
        }
-       | full_markup {
-               $$ = $1;
-       }
        | output_def {
                $$ = $1->self_scm ();
                scm_gc_unprotect_object ($$);
@@ -554,14 +569,20 @@ identifier_init:
                scm_gc_unprotect_object ($$);
        }
        | number_expression {
-               $$ = $1;
+               $$ = $1;
        }
        | string {
                $$ = $1;
        }
-       | embedded_scm  {
+        | embedded_scm {
                $$ = $1;
        }
+       | full_markup {
+               $$ = $1;
+       }
+       | DIGIT {
+               $$ = scm_int2num ($1);
+       }
        ;
 
 context_def_spec_block:
@@ -576,19 +597,19 @@ context_def_spec_body:
                $$ = Context_def::make_scm ();
                unsmob_context_def ($$)->set_spot (THIS->here_input ());
        }
-       | CONTEXT_DEF_IDENTIFIER        {
+       | CONTEXT_DEF_IDENTIFIER {
                $$ = $1;
                unsmob_context_def ($$)->set_spot (THIS->here_input ());
        }
        | context_def_spec_body GROBDESCRIPTIONS embedded_scm {
                Context_def*td = unsmob_context_def ($$);
 
-               for (SCM p = $3; gh_pair_p (p); p = ly_cdr (p)) {
-                       SCM tag = gh_caar (p);
+               for (SCM p = $3; ly_c_pair_p (p); p = ly_cdr (p)) {
+                       SCM tag = ly_caar (p);
 
                        /* TODO: should make new tag "grob-definition" ? */
                        td->add_context_mod (scm_list_3 (ly_symbol2scm ("assign"),
-                                                       tag, gh_cons (ly_cdar (p), SCM_EOL)));
+                                                       tag, scm_cons (ly_cdar (p), SCM_EOL)));
                }
        }
        | context_def_spec_body context_mod {
@@ -596,40 +617,89 @@ context_def_spec_body:
        }
        ;
 
-/*
-       SCORE
-*/
+
+
+book_block:
+       BOOK {
+               THIS->push_spot ();
+       }
+       /*cont*/ '{' book_body '}'      {
+               THIS->pop_spot ();
+               $$ = $4;
+       }
+       ;
+
+/* FIXME:
+   * Use 'handlers' like for toplevel-* stuff?
+   * grok \paper and \midi?  */
+book_body:
+       {
+               $$ = new Book;
+               $$->set_spot (THIS->here_input ());
+               $$->bookpaper_ = dynamic_cast<Output_def*> (unsmob_output_def (THIS->lexer_->lookup_identifier ("$defaultbookpaper"))->clone ());
+               scm_gc_unprotect_object ($$->bookpaper_->self_scm ());
+               $$->header_ = THIS->lexer_->lookup_identifier ("$globalheader"); 
+       }
+       | book_body book_paper_block {
+               $$->bookpaper_ = $2;
+               scm_gc_unprotect_object ($2->self_scm ());
+       }
+       | book_body score_block {
+               Score *score = $2;
+               $$->scores_.push (score);
+               scm_gc_unprotect_object (score->self_scm ());
+       }
+       | book_body Composite_music {
+               Music *music = $2;
+               Score *score
+                       = unsmob_score (ly_music_scorify (music->self_scm ()));
+               $$->scores_.push (score);
+               scm_gc_unprotect_object (music->self_scm ());
+       }
+       | book_body lilypond_header {
+               $$->header_ = $2;
+       }
+       | book_body error {
+
+       }
+       ;
+
 score_block:
-       SCORE { 
+       SCORE {
                THIS->push_spot ();
        }
        /*cont*/ '{' score_body '}'     {
                THIS->pop_spot ();
                $$ = $4;
-
        }
        ;
 
 score_body:
-       Music   {
+       /**/    {
                $$ = new Score;
        
                $$->set_spot (THIS->here_input ());
-               SCM m = $1->self_scm ();
+       }
+       | SCORE_IDENTIFIER {
+               $$ = new Score ( *unsmob_score ($1));
+               $$->set_spot (THIS->here_input ());
+       }
+       | score_body Music {
+               SCM m = $2->self_scm ();
                scm_gc_unprotect_object (m);
-
+       
                /*
                        guh.
                */
-               SCM check_funcs = scm_c_eval_string ("toplevel-music-functions");
-               for (; gh_pair_p (check_funcs); check_funcs = gh_cdr (check_funcs))
-                       m = gh_call1 (gh_car (check_funcs), m);
+               SCM check_funcs = ly_scheme_function ("toplevel-music-functions");
+               for (; ly_c_pair_p (check_funcs); check_funcs = ly_cdr (check_funcs))
+                       m = scm_call_1 (ly_car (check_funcs), m);
+               if (unsmob_music ($$->music_))
+               {
+                       THIS->parser_error (_("Already have music in score"));
+                       unsmob_music ($$->music_)->origin ()->error (_("This is the previous music"));
+               }
                $$->music_ = m;
-
-       }
-       | SCORE_IDENTIFIER {
-               $$ = new Score ( *unsmob_score ($1));
-               $$->set_spot (THIS->here_input ());
        }
        | score_body lilypond_header    {
                $$->header_ = $2;
@@ -645,36 +715,48 @@ score_body:
 
 
 /*
-       MIDI
+       OUTPUT DEF
 */
-output_def:
-       music_output_def_body '}' {
+
+book_paper_block:
+       output_def {
                $$ = $1;
-               THIS-> lexer_-> remove_scope ();
+               if ($$->lookup_variable (ly_symbol2scm ("is-bookpaper")) != SCM_BOOL_T)
+               {
+                       THIS->parser_error (_("Need \\bookpaper for bookpaper block."));
+                       $$ = get_bookpaper (THIS);
+               }
        }
        ;
 
-music_output_def_head:
-       MIDI    {
-               Music_output_def *id = unsmob_music_output_def (THIS->lexer_->lookup_identifier ("$defaultmidi"));
 
+output_def:
+       output_def_body '}' {
+               $$ = $1;
+               if ($1->parent_)
+                       THIS->lexer_->remove_scope ();
 
-               Midi_def* p =0;
-               if (id)
-                       p = dynamic_cast<Midi_def*> (id->clone ());
-               else
-                       p = new Midi_def;
+               THIS->lexer_->remove_scope ();
+               THIS->lexer_->pop_state ();
+       }
+       ;
 
+output_def_head:
+       BOOKPAPER {
+               $$ = get_bookpaper (THIS);
+               $$->input_origin_ = THIS->here_input ();
+               THIS->lexer_->add_scope ($$->scope_);
+       }
+       | MIDI    {
+               Output_def *p = get_midi (THIS);
                $$ = p;
                THIS->lexer_->add_scope (p->scope_);
        }
        | PAPER         {
-               Music_output_def *id = unsmob_music_output_def (THIS->lexer_->lookup_identifier ("$defaultpaper"));
-                 Paper_def *p = 0;
-               if (id)
-                       p = dynamic_cast<Paper_def*> (id->clone ());
-               else
-                       p = new Paper_def;
+               Output_def* p = get_paper (THIS);
+
+               if (p->parent_)
+                       THIS->lexer_->add_scope (p->parent_->scope_);
 
                THIS->lexer_->add_scope (p->scope_);
                $$ = p;
@@ -682,36 +764,38 @@ music_output_def_head:
        ;
 
 
-music_output_def_body:
-       music_output_def_head '{' { 
-               
+output_def_body:
+       output_def_head '{' {
+               $$ = $1;
+               $$->input_origin_.set_spot (THIS->here_input ());
+               THIS->lexer_->push_initial_state ();
        }
-       | music_output_def_head '{' MUSIC_OUTPUT_DEF_IDENTIFIER         {
+       | output_def_head '{' OUTPUT_DEF_IDENTIFIER     {
                scm_gc_unprotect_object ($1->self_scm ());
-               Music_output_def * o =  unsmob_music_output_def ($3);
+               Output_def *o = unsmob_output_def ($3);
+               o->input_origin_.set_spot (THIS->here_input ());
                $$ = o;
                THIS->lexer_->remove_scope ();
                THIS->lexer_->add_scope (o->scope_);
+               THIS->lexer_->push_initial_state ();
        }
-       | music_output_def_body assignment  {
+       | output_def_body assignment  {
 
        }
-       | music_output_def_body context_def_spec_block  {
-               $$->assign_context_def ($2);
+       | output_def_body context_def_spec_block        {
+               assign_context_def ($$, $2);
        }
-       | music_output_def_body tempo_event  {
+       | output_def_body tempo_event  {
                /*
                        junk this ? there already is tempo stuff in
                        music.
                */
-               int m = gh_scm2int ( $2->get_property ("metronome-count"));
+               int m = ly_scm2int ($2->get_property ("metronome-count"));
                Duration *d = unsmob_duration ($2->get_property ("tempo-unit"));
-               Midi_def * md = dynamic_cast<Midi_def*> ($$);
-               if (md)
-                       md->set_tempo (d->get_length (), m);
+               set_tempo ($$, d->get_length (), m);
                scm_gc_unprotect_object ($2->self_scm ());
        }
-       | music_output_def_body error {
+       | output_def_body error {
 
        }
        ;
@@ -720,7 +804,7 @@ tempo_event:
        TEMPO steno_duration '=' bare_unsigned  {
                $$ = MY_MAKE_MUSIC ("MetronomeChangeEvent");
                $$->set_property ("tempo-unit", $2);
-               $$->set_property ("metronome-count", gh_int2scm ( $4));
+               $$->set_property ("metronome-count", scm_int2num ( $4));
        }
        ;
 
@@ -739,11 +823,13 @@ Music_list:
                SCM s = $$;
                SCM c = scm_cons ($2->self_scm (), SCM_EOL);
                scm_gc_unprotect_object ($2->self_scm ()); /* UGH */
-               if (gh_pair_p (ly_cdr (s)))
-                       gh_set_cdr_x (ly_cdr (s), c); /* append */
+               if (ly_c_pair_p (ly_cdr (s)))
+                       scm_set_cdr_x (ly_cdr (s), c); /* append */
                else
-                       gh_set_car_x (s, c); /* set first cons */
-               gh_set_cdr_x (s, c) ;  /* remember last cell */ 
+                       scm_set_car_x (s, c); /* set first cons */
+               scm_set_cdr_x (s, c);  /* remember last cell */
+       }
+       | Music_list embedded_scm {
        }
        | Music_list error {
        }
@@ -764,58 +850,58 @@ Alternative_music:
        }
        ;
 
+
 Repeated_music:
-       REPEAT string bare_unsigned Music Alternative_music
+       REPEAT simple_string bare_unsigned Music Alternative_music
        {
                Music *beg = $4;
                int times = $3;
-               SCM alts = gh_pair_p ($5) ? gh_car ($5) : SCM_EOL;
+               SCM alts = ly_c_pair_p ($5) ? ly_car ($5) : SCM_EOL;
                if (times < scm_ilength (alts)) {
-                 unsmob_music (gh_car (alts))
+                 unsmob_music (ly_car (alts))
                    ->origin ()->warning (
-                   _("More alternatives than repeats.  Junking excess alternatives."));
+                   _ ("More alternatives than repeats.  Junking excess alternatives."));
                  alts = ly_truncate_list (times, alts);
                }
 
 
-               static SCM proc;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-repeated-music");
+               SCM proc = ly_scheme_function ("make-repeated-music");
 
                SCM mus = scm_call_1 (proc, $2);
-               scm_gc_protect_object (mus); // UGH. 
-               Music *r =unsmob_music (mus);
+               scm_gc_protect_object (mus); // UGH.
+               Music *r = unsmob_music (mus);
                if (beg)
                        {
                        r-> set_property ("element", beg->self_scm ());
                        scm_gc_unprotect_object (beg->self_scm ());
                        }
-               r->set_property ("repeat-count", gh_int2scm (times >? 1));
+               r->set_property ("repeat-count", scm_int2num (times >? 1));
 
                r-> set_property ("elements",alts);
-               if (gh_equal_p ($2, scm_makfrom0str ("tremolo"))) {
+               if (ly_c_equal_p ($2, scm_makfrom0str ("tremolo"))) {
+                       /*
+                       TODO: move this code to Scheme.
+                       */
+
                        /*
                        we can not get durations and other stuff correct down the line, so we have to
                        add to the duration log here.
                        */
-                       static SCM func;
-
-                       if (!func)
-                               func = scm_primitive_eval (ly_symbol2scm ("shift-duration-log"));
+                       SCM func = ly_scheme_function ("shift-duration-log");
 
                        int dots = ($3 % 3) ? 0 : 1;
                        int shift = -intlog2 ((dots) ? ($3*2/3) : $3);
 
-                       Sequential_music * seq = dynamic_cast<Sequential_music*> ($4);
+                       Sequential_music *seq = dynamic_cast<Sequential_music*> ($4);
                        
                        if (seq) {
-                               int list_len =scm_ilength (seq->music_list ());
+                               int list_len = scm_ilength (seq->music_list ());
                                if (list_len != 2)
                                        seq->origin ()->warning ("Chord tremolo must have 2 elements.");
                                shift -= 1;
-                               r->compress (Moment (Rational (1,list_len)));
+                               r->compress (Moment (Rational (1, list_len)));
                                }
-                       gh_call3 (func, r->self_scm (), gh_int2scm (shift),gh_int2scm (dots));
+                       scm_call_3 (func, r->self_scm (), scm_int2num (shift),scm_int2num (dots));
 
                }
                r->set_spot (*$4->origin ());
@@ -853,20 +939,6 @@ Simultaneous_music:
 
 Simple_music:
        event_chord             { $$ = $1; }
-       | APPLYOUTPUT embedded_scm {
-               if (!ly_input_procedure_p ($2))
-                       THIS->parser_error (_ ("\\applycontext takes function argument"));
-               $$ = MY_MAKE_MUSIC ("ApplyOutputEvent");
-               $$->set_property ("procedure", $2);
-               $$->set_spot (THIS->here_input ());
-       }
-       | APPLYCONTEXT embedded_scm {
-               if (!ly_input_procedure_p ($2))
-                       THIS->parser_error (_ ("\\applycontext takes function argument"));
-               $$ = MY_MAKE_MUSIC ("ApplyContext");
-               $$->set_property ("procedure", $2);
-               $$->set_spot (THIS->here_input ());
-       }
        | MUSIC_IDENTIFIER {
                $$ = unsmob_music ($1);
        }
@@ -877,117 +949,137 @@ Simple_music:
 
 optional_context_mod:
        /**/ { $$ = SCM_EOL; }
-       | WITH '{' context_mod_list '}'  { $$ = $3; }
-       ;
-
-grace_head:
-       GRACE  { $$ = scm_makfrom0str ("Grace"); } 
-       | ACCIACCATURA { $$ = scm_makfrom0str ("Acciaccatura"); }
-       | APPOGGIATURA { $$ = scm_makfrom0str ("Appoggiatura"); }
+       | WITH { THIS->lexer_->push_initial_state (); }
+       '{' context_mod_list '}'
+       {
+               THIS->lexer_->pop_state ();
+               $$ = $4;
+       }
        ;
 
 context_mod_list:
        /* */  { $$ = SCM_EOL; }
        | context_mod_list context_mod  {
-                $$ = gh_cons ($2, $1);
+                $$ = scm_cons ($2, $1);
        }
        ;
 
+
 Composite_music:
-       AUTOCHANGE Music        {
-               static SCM proc ;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-autochange-music");
-       
-               SCM res = scm_call_1 (proc,  $2->self_scm ());
-               scm_gc_unprotect_object ($2->self_scm ());
-               $$ = unsmob_music (res);
-               scm_gc_protect_object (res);
-               $$->set_spot (THIS->here_input ());
-       }
-       | PARTCOMBINE Music Music {
-               static SCM proc;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-part-combine-music");
+       Prefix_composite_music { $$ = $1; }
+       | Grouped_music_list { $$ = $1; }
+       ;
+
+Grouped_music_list:
+       Simultaneous_music              { $$ = $1; }
+       | Sequential_music              { $$ = $1; }
+       ;
 
-               SCM res = scm_call_1 (proc, gh_list ($2->self_scm (),
-                       $3->self_scm (), SCM_UNDEFINED));  
+Generic_prefix_music_scm:
+       MUSIC_FUNCTION {
+               $$ = scm_list_2 ($1, make_input (THIS->here_input ()));
+       }
+       | MUSIC_FUNCTION_SCM {
+               THIS->push_spot ();
+       } embedded_scm {
+               $$ = scm_list_3 ($1, make_input (THIS->pop_spot ()), $3);
+       }
+       | MUSIC_FUNCTION_MUSIC {
+               THIS->push_spot (); 
+       } Music {
+               $$ = scm_list_3 ($1, make_input (THIS->pop_spot ()), $3->self_scm ());
                scm_gc_unprotect_object ($3->self_scm ());
-               scm_gc_unprotect_object ($2->self_scm ());
-               $$ = unsmob_music (res);
-               scm_gc_protect_object (res);
-               $$->set_spot (THIS->here_input ());
        }
-       | grace_head Music {
-#if 1
-       /*
-               The other version is for easier debugging  of
-               Sequential_music_iterator in combination with grace notes.
-       */
-
-/*
-
-TODO: should distinguish between both grace types in the
-basic music objects too, since the meaning is different.
-
-*/
-
-               String start_str = "start" + ly_scm2string ($1) + "Music"; 
-               String stop_str = "stop" + ly_scm2string ($1) + "Music"; 
-               
-               SCM start = THIS->lexer_->lookup_identifier (start_str);
-               SCM stop = THIS->lexer_->lookup_identifier (stop_str);
-
-               Music *startm = unsmob_music (start);
-               Music *stopm = unsmob_music (stop);
-
-               SCM ms = SCM_EOL;
-               if (stopm) {
-                       stopm = stopm->clone ();
-                       ms = scm_cons (stopm->self_scm (), ms);
-                       scm_gc_unprotect_object (stopm->self_scm ());
-               }
-               ms = scm_cons ($2->self_scm (), ms);
-               scm_gc_unprotect_object ($2->self_scm ());
-               if (startm) {
-                       startm = startm->clone ();
-                       ms = scm_cons (startm->self_scm () , ms);
-                       scm_gc_unprotect_object (startm->self_scm ());
+       | MUSIC_FUNCTION_SCM_MUSIC {
+               THIS->push_spot (); 
+       }  embedded_scm Music {
+               $$ = scm_list_4 ($1, make_input (THIS->pop_spot ()), $3, $4->self_scm ());
+               scm_gc_unprotect_object ($4->self_scm ());
+       }
+       | MUSIC_FUNCTION_SCM_SCM {
+               THIS->push_spot (); 
+       }  embedded_scm embedded_scm {
+               $$ = scm_list_4 ($1, make_input (THIS->pop_spot ()), $3, $4);
+       }
+       | MUSIC_FUNCTION_MUSIC_MUSIC {
+               THIS->push_spot (); 
+       }  Music  Music {
+               $$ = scm_list_4 ($1, make_input (THIS->pop_spot ()), $3->self_scm (), $4->self_scm ());
+               scm_gc_unprotect_object ($3->self_scm ());
+               scm_gc_unprotect_object ($4->self_scm ());
+       }
+       | MUSIC_FUNCTION_SCM_MUSIC_MUSIC {
+               THIS->push_spot (); 
+       } embedded_scm Music Music {
+               $$ = scm_list_5 ($1, make_input (THIS->pop_spot ()),
+                       $3, $4->self_scm (), $5->self_scm ());
+               scm_gc_unprotect_object ($5->self_scm ());
+               scm_gc_unprotect_object ($4->self_scm ());
+       }
+       ;
+
+Generic_prefix_music:
+       Generic_prefix_music_scm {
+               SCM func = ly_car ($1);
+               Input *loc = unsmob_input (ly_cadr ($1));
+               SCM args = ly_cddr ($1);
+               SCM sig = scm_object_property (func, ly_symbol2scm ("music-function-signature"));
+               int k = 0;
+               bool ok  = true; 
+               for (SCM s = sig, t = args;
+                       ok && ly_c_pair_p (s) && ly_c_pair_p (t);
+                       s = ly_cdr (s), t = ly_cdr (t)) {
+                       k++;
+                       if (scm_call_1 (ly_car (s), ly_car (t)) != SCM_BOOL_T)
+                       {
+                               loc->error (_f ("Argument %d failed typecheck", k));
+                               THIS->error_level_ = 1;
+                               ok = false;
+                       }
                }
+               SCM m = SCM_EOL;
+               if (ok)
+                       m = scm_apply_0 (func, ly_cdr ($1));
+               if (unsmob_music (m))
+                       {
+                       $$ = unsmob_music (m);
+                       scm_gc_protect_object (m);
+                       }
+               else 
+                       {
+                       if (ok)
+                               loc->error (_ ("Music head function should return Music object.")); 
+                       $$ = MY_MAKE_MUSIC ("Music");
+                       }
+               $$->set_spot (*loc);
+       }
+       ;
 
-               Music* seq = MY_MAKE_MUSIC ("SequentialMusic");
-               seq->set_property ("elements", ms);
 
-               
-               $$ = MY_MAKE_MUSIC ("GraceMusic");
-               $$->set_property ("element", seq->self_scm ());
-               scm_gc_unprotect_object (seq->self_scm ());
-#else
-               $$ = MY_MAKE_MUSIC ("GraceMusic");
-               $$->set_property ("element", $2->self_scm ());
-               scm_gc_unprotect_object ($2->self_scm ());
-#endif
+Prefix_composite_music:
+       Generic_prefix_music {
+               $$ = $1;
        }
-       | CONTEXT string '=' string optional_context_mod Music {
+       | CONTEXT simple_string '=' simple_string optional_context_mod Music {
                $$ = context_spec_music ($2, $4, $6, $5);
 
        }
-       | CONTEXT STRING optional_context_mod Music {
+       | CONTEXT simple_string optional_context_mod Music {
                $$ = context_spec_music ($2, SCM_UNDEFINED, $4, $3);
        }
-       | NEWCONTEXT string optional_context_mod Music {
-               $$ = context_spec_music ($2, get_next_unique_context (),
-                                        $4, $3);
+       | NEWCONTEXT simple_string optional_context_mod Music {
+               $$ = context_spec_music ($2, get_next_unique_context (), $4,
+                       $3);
        }
 
        | TIMES {
                THIS->push_spot ();
        }
-       /* CONTINUED */ 
+       /* CONTINUED */
                fraction Music  
 
        {
-               int n = gh_scm2int (ly_car ($3)); int d = gh_scm2int (ly_cdr ($3));
+               int n = ly_scm2int (ly_car ($3)); int d = ly_scm2int (ly_cdr ($3));
                Music *mp = $4;
 
                $$= MY_MAKE_MUSIC ("TimeScaledMusic");
@@ -995,14 +1087,12 @@ basic music objects too, since the meaning is different.
 
                $$->set_property ("element", mp->self_scm ());
                scm_gc_unprotect_object (mp->self_scm ());
-               $$->set_property ("numerator", gh_int2scm (n));
-               $$->set_property ("denominator", gh_int2scm (d));
+               $$->set_property ("numerator", scm_int2num (n));
+               $$->set_property ("denominator", scm_int2num (d));
                $$->compress (Moment (Rational (n,d)));
 
        }
        | Repeated_music                { $$ = $1; }
-       | Simultaneous_music            { $$ = $1; }
-       | Sequential_music              { $$ = $1; }
        | TRANSPOSE pitch_also_in_chords pitch_also_in_chords Music {
                $$ = MY_MAKE_MUSIC ("TransposedMusic");
                Music *p = $4;
@@ -1013,29 +1103,12 @@ basic music objects too, since the meaning is different.
                $$->set_property ("element", p->self_scm ());
                scm_gc_unprotect_object (p->self_scm ());
        }
-       | APPLY embedded_scm Music  {
-               if (!ly_input_procedure_p ($2))
-                       {
-                       THIS->parser_error (_ ("\\apply takes function argument"));
-                       $$ = $3;
-                       }
-               else
-                       {
-                       SCM ret = gh_call1 ($2, $3->self_scm ());
-                       Music *m = unsmob_music (ret);
-                       if (!m) {
-                               THIS->parser_error ("\\apply must return a Music");
-                               m = MY_MAKE_MUSIC ("Music");
-                               }
-                       $$ = m;
-                       }
-       }
        | NOTES
                {
                SCM nn = THIS->lexer_->lookup_identifier ("pitchnames");
                THIS->lexer_->push_note_state (alist_to_hashq (nn));
        }
-       Music
+       Grouped_music_list
                { $$ = $3;
                  THIS->lexer_->pop_state ();
                }
@@ -1044,15 +1117,15 @@ basic music objects too, since the meaning is different.
                SCM nn = THIS->lexer_->lookup_identifier ("drumPitchNames");
                THIS->lexer_->push_note_state (alist_to_hashq (nn));
        }
-       Music
+       Grouped_music_list
                { $$ = $3;
                  THIS->lexer_->pop_state ();
                }
        | FIGURES
                { THIS->lexer_->push_figuredbass_state (); }
-       Music
+       Grouped_music_list
                {
-                 Music * chm = MY_MAKE_MUSIC ("UntransposableMusic");
+                 Music *chm = MY_MAKE_MUSIC ("UntransposableMusic");
                  chm->set_property ("element", $3->self_scm ());
                  $$ = chm;
                  scm_gc_unprotect_object ($3->self_scm ());
@@ -1065,8 +1138,10 @@ basic music objects too, since the meaning is different.
                nn = THIS->lexer_->lookup_identifier ("pitchnames");
                THIS->lexer_->push_chord_state (alist_to_hashq (nn));
 
-       } Music {
-                 Music * chm = MY_MAKE_MUSIC ("UnrelativableMusic");
+       }
+       Grouped_music_list
+       {
+                 Music *chm = MY_MAKE_MUSIC ("UnrelativableMusic");
                  chm->set_property ("element", $3->self_scm ());
                  scm_gc_unprotect_object ($3->self_scm ());
                  $$ = chm;
@@ -1075,13 +1150,13 @@ basic music objects too, since the meaning is different.
        }
        | LYRICS
                { THIS->lexer_->push_lyric_state (); }
-       Music
+       Grouped_music_list
                {
                  $$ = $3;
                  THIS->lexer_->pop_state ();
        }
        | relative_music        { $$ = $1; }
-       | re_rhythmed_music     { $$ = $1; } 
+       | re_rhythmed_music     { $$ = $1; }
        | TAG embedded_scm Music {
                tag_music ($3, $2, THIS->here_input ());
                $$ = $3;
@@ -1090,34 +1165,78 @@ basic music objects too, since the meaning is different.
 
 relative_music:
        RELATIVE absolute_pitch Music {
-               Music * p = $3;
-               Pitch pit = *unsmob_pitch ($2);
-               $$ = MY_MAKE_MUSIC ("RelativeOctaveMusic");
-
-               $$->set_property ("element", p->self_scm ());
-               scm_gc_unprotect_object (p->self_scm ());
+               Music *m = $3;
+               Pitch start = *unsmob_pitch ($2);
+               $$ = make_music_relative (start, m);
+               scm_gc_unprotect_object (m->self_scm ());
+       }
+       | RELATIVE Composite_music {
+               Music *m = $2;
 
+               Pitch middle_c (0, 0, 0);
+               $$ = make_music_relative (middle_c, m);
+               scm_gc_unprotect_object (m->self_scm ());
+       }
+       ;
 
-               Pitch retpitch = p->to_relative_octave (pit);
-               if (lily_1_8_relative)
-                       $$->set_property ("last-pitch", retpitch.smobbed_copy ());
+new_lyrics:
+       NEWLYRICS { THIS->lexer_->push_lyric_state (); }
+       /*cont */
+       Grouped_music_list {
+       /* Can also use Music at the expensive of two S/Rs similar to
+           \repeat \alternative */
+               THIS->lexer_->pop_state ();
+#if 0
+               Music *music = MY_MAKE_MUSIC ("SimultaneousMusic");
+               music->set_property ("elements", scm_list_1 ($3->self_scm ()));
+               $$ = music;
+#else
+               $$ = scm_cons ($3->self_scm (), SCM_EOL);
+#endif
+       }
+       | new_lyrics NEWLYRICS { THIS->lexer_->push_lyric_state (); }
+       Grouped_music_list {
+               THIS->lexer_->pop_state ();
+               $$ = scm_cons ($4->self_scm (), $1);
        }
        ;
 
 re_rhythmed_music:
-       ADDLYRICS Music Music {
-       Music*l =MY_MAKE_MUSIC ("LyricCombineMusic");
-         l->set_property ("elements", gh_list ($2->self_scm (), $3->self_scm (), SCM_UNDEFINED));
-         scm_gc_unprotect_object ($3->self_scm ());
-         scm_gc_unprotect_object ($2->self_scm ());
-         $$ = l;
+       Grouped_music_list new_lyrics {
+
+               /* FIXME: should find out uniqueXXX name from music */
+               SCM name = $1->get_property ("context-id");
+               //if (name == SCM_EOL)
+               if (!ly_c_string_p (name))
+                       name = scm_makfrom0str ("");
+
+               SCM context = scm_makfrom0str ("Lyrics");
+               Music *all = MY_MAKE_MUSIC ("SimultaneousMusic");
+
+               SCM lst = SCM_EOL;
+               for (SCM s = $2; ly_c_pair_p (s); s = ly_cdr (s))
+               {
+                       Music *music = unsmob_music (ly_car (s));
+                       Music *com = make_lyric_combine_music (name, music);
+                       Music *csm = context_spec_music (context,
+                               get_next_unique_context (), com, SCM_EOL);
+                       lst = scm_cons (csm->self_scm (), lst);
+               }
+               /* FIXME: only first lyric music is accepted,
+                         the rest is junked */
+               all->set_property ("elements", scm_cons ($1->self_scm (),
+                       lst));
+               $$ = all;
+               scm_gc_unprotect_object ($1->self_scm ());
        }
-       | NEWADDLYRICS string Music {
-         Music*l =MY_MAKE_MUSIC ("NewLyricCombineMusic");
-         l->set_property ("element", $3->self_scm ());
-         scm_gc_unprotect_object ($3->self_scm ());
-         $$ = l;
-         l->set_property ("associated-context", $2);
+       | LYRICSTO {
+               THIS->lexer_->push_lyric_state ();
+       } simple_string Music {
+               THIS->lexer_->pop_state ();
+               Music *music = $4;
+               SCM name = $3;
+               $$ = make_lyric_combine_music (name, music);
+               scm_gc_unprotect_object (music->self_scm ());
        }
        ;
 
@@ -1133,27 +1252,26 @@ context_change:
        ;
 
 property_operation:
-       STRING '='  scalar {
+       STRING '=' scalar {
                $$ = scm_list_3 (ly_symbol2scm ("assign"),
                        scm_string_to_symbol ($1), $3);
        }
-       | UNSET STRING {
+       | UNSET simple_string {
                $$ = scm_list_2 (ly_symbol2scm ("unset"),
                        scm_string_to_symbol ($2));
        }
-       | OVERRIDE STRING embedded_scm '=' embedded_scm {
+       | OVERRIDE simple_string embedded_scm '=' embedded_scm {
                $$ = scm_list_4 (ly_symbol2scm ("push"),
                        scm_string_to_symbol ($2), $3, $5);
        }
-       | REVERT STRING embedded_scm {
+       | REVERT simple_string embedded_scm {
                $$ = scm_list_3 (ly_symbol2scm ("pop"),
                        scm_string_to_symbol ($2), $3);
        }
        ;
 
 context_def_mod:
-       CONSISTSEND { $$ = ly_symbol2scm ("consists-end"); }
-       | CONSISTS { $$ = ly_symbol2scm ("consists"); }
+       CONSISTS { $$ = ly_symbol2scm ("consists"); }
        | REMOVE { $$ = ly_symbol2scm ("remove"); }
 
        | ACCEPTS { $$ = ly_symbol2scm ("accepts"); }
@@ -1173,11 +1291,18 @@ context_mod:
        ;
 
 context_prop_spec:
-       STRING  {
-               $$ = scm_list_2 (ly_symbol2scm ("Bottom"), scm_string_to_symbol ($1));
+       simple_string {
+               if (!is_regular_identifier ($1))
+               {
+                       THIS->here_input ().error (_("Grob name should be alphanumeric"));
+               }
+
+               $$ = scm_list_2 (ly_symbol2scm ("Bottom"),
+                       scm_string_to_symbol ($1));
        }
-       | STRING '.' STRING {
-               $$ = scm_list_2 (scm_string_to_symbol ($1), scm_string_to_symbol ($3));
+       | simple_string '.' simple_string {
+               $$ = scm_list_2 (scm_string_to_symbol ($1),
+                       scm_string_to_symbol ($3));
        }
        ;
 
@@ -1185,51 +1310,83 @@ music_property_def:
        OVERRIDE context_prop_spec embedded_scm '=' scalar {
                $$ = property_op_to_music (scm_list_4 (
                        ly_symbol2scm ("poppush"),
-                       gh_cadr ($2),
+                       ly_cadr ($2),
                        $3, $5));
-               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
+               $$= context_spec_music (ly_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
        }
        | REVERT context_prop_spec embedded_scm {
                $$ = property_op_to_music (scm_list_3 (
                        ly_symbol2scm ("pop"),
-                       gh_cadr ($2),
+                       ly_cadr ($2),
                        $3));
 
-               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
+               $$= context_spec_music (ly_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
        }
        | SET context_prop_spec '=' scalar {
                $$ = property_op_to_music (scm_list_3 (
                        ly_symbol2scm ("assign"),
-                       gh_cadr ($2),
+                       ly_cadr ($2),
                        $4));
-               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
+               $$= context_spec_music (ly_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
        }
        | UNSET context_prop_spec {
                $$ = property_op_to_music (scm_list_2 (
                        ly_symbol2scm ("unset"),
-                       gh_cadr ($2)));
-               $$= context_spec_music (gh_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
+                       ly_cadr ($2)));
+               $$= context_spec_music (ly_car ($2), SCM_UNDEFINED, $$, SCM_EOL);
        }
        | ONCE music_property_def {
                SCM e = $2->get_property ("element");
                 unsmob_music (e)->set_property ("once", SCM_BOOL_T);
                $$ = $2;
-        
+
        }
        ;
 
 
+string:
+       STRING {
+               $$ = $1;
+       }
+       | STRING_IDENTIFIER {
+               $$ = $1;
+       }
+       | string '+' string {
+               $$ = scm_string_append (scm_list_2 ($1, $3));
+       }
+       ;
+
+simple_string: STRING {
+               $$ = $1;
+       }
+       | LYRICS_STRING {
+               $$ = $1;
+       }
+       ;
 
-scalar:
-        string          { $$ = $1; }
-        | bare_int      { $$ = gh_int2scm ($1); }
-        | embedded_scm  { $$ = $1; }
-       | full_markup {  $$ = $1; }
-       | DIGIT { $$ = gh_int2scm ($1); }
-        ;
+scalar: string {
+               $$ = $1;
+       }
+       | LYRICS_STRING {
+               $$ = $1;
+       }
+        | bare_int {
+               $$ = scm_int2num ($1);
+       }
+        | embedded_scm {
+               $$ = $1;
+       }
+       | full_markup {
+               $$ = $1;
+       }
+       | DIGIT {
+               $$ = scm_int2num ($1);
+       }
+       ;
 
 /*
-This is a trick:
+
+pre_events doesn't contain anything. It is a trick:
 
 Adding pre_events to the simple_element
 makes the choice between
@@ -1243,7 +1400,7 @@ and
 a single shift/reduction conflict.
 
 nevertheless, this is not very clean, and we should find a different
-solution.  
+solution.
 
 */
 pre_events: {
@@ -1255,7 +1412,7 @@ event_chord:
        pre_events simple_element post_events   {
                SCM elts = $2-> get_property ("elements");
 
-               elts = gh_append2 (elts, scm_reverse_x ($3, SCM_EOL));
+               elts = ly_append2 (elts, scm_reverse_x ($3, SCM_EOL));
 
                $2->set_property ("elements", elts);
                $$ = $2;
@@ -1272,9 +1429,9 @@ note_chord_element:
                SCM es = $1->get_property ("elements");
                SCM postevs = scm_reverse_x ($3, SCM_EOL);
 
-               for (SCM s = es; gh_pair_p (s); s = gh_cdr (s))
-                 unsmob_music (gh_car (s))->set_property ("duration", dur);
-               es = gh_append2 (es, postevs);
+               for (SCM s = es; ly_c_pair_p (s); s = ly_cdr (s))
+                 unsmob_music (ly_car (s))->set_property ("duration", dur);
+               es = ly_append2 (es, postevs);
 
                $1-> set_property ("elements", es);
                $$ = $1;
@@ -1287,10 +1444,10 @@ chord_open: '<'
 chord_close: '>'
        ;
 
-simul_open: LESSLESS
+simul_open: DOUBLE_ANGLE_OPEN
        ;
 
-simul_close: MOREMORE
+simul_close: DOUBLE_ANGLE_CLOSE
        ;
 
 chord_body:
@@ -1305,34 +1462,46 @@ chord_body:
 chord_body_elements:
        /* empty */             { $$ = SCM_EOL; }
        | chord_body_elements chord_body_element {
-               $$ = gh_cons ($2->self_scm (), $1);
+               $$ = scm_cons ($2->self_scm (), $1);
                scm_gc_unprotect_object ($2->self_scm ());
        }
        ;
 
 chord_body_element:
-       pitch exclamations questions post_events
+       pitch  exclamations questions octave_check post_events
        {
-               Music * n = MY_MAKE_MUSIC ("NoteEvent");
+               int q = $3;
+               int ex = $2;
+               SCM check = $4;
+               SCM post = $5;
+
+               Music *n = MY_MAKE_MUSIC ("NoteEvent");
                n->set_property ("pitch", $1);
-               if ($3 % 2)
+               if (q % 2)
                        n->set_property ("cautionary", SCM_BOOL_T);
-               if ($2 % 2 || $3 % 2)
+               if (ex % 2 || q % 2)
                        n->set_property ("force-accidental", SCM_BOOL_T);
 
-               if (gh_pair_p ($4)) {
-                       SCM arts = scm_reverse_x ($4, SCM_EOL);
+               if (ly_c_pair_p (post)) {
+                       SCM arts = scm_reverse_x (post, SCM_EOL);
                        n->set_property ("articulations", arts);
                }
+               if (ly_c_number_p (check))
+               {
+                       int q = ly_scm2int (check);
+                       n->set_property ("absolute-octave", scm_int2num (q-1));
+               }
+
+               
                $$ = n;
        }
        | DRUM_PITCH post_events {
-               Music *n =  MY_MAKE_MUSIC ("NoteEvent");
-               n->set_property ("duration" ,$2);
-               n->set_property ("drum-type" , $1);
+               Music *n = MY_MAKE_MUSIC ("NoteEvent");
+               n->set_property ("duration"$2);
+               n->set_property ("drum-type", $1);
                n->set_spot (THIS->here_input ());
 
-               if (gh_pair_p ($2)) {
+               if (ly_c_pair_p ($2)) {
                        SCM arts = scm_reverse_x ($2, SCM_EOL);
                        n->set_property ("articulations", arts);
                }
@@ -1342,9 +1511,7 @@ chord_body_element:
 
 add_quote:
        ADDQUOTE string Music {
-               static SCM adder;
-               if (!adder)
-                       adder = scm_c_eval_string ("add-quotable");
+               SCM adder = ly_scheme_function ("add-quotable");
                
                scm_call_2 (adder, $2, $3->self_scm ());
                scm_gc_unprotect_object ($3->self_scm ());
@@ -1361,66 +1528,71 @@ command_element:
                $1-> set_spot (THIS->here_input ());
        }
        | SKIP duration_length {
-               Music * skip = MY_MAKE_MUSIC ("SkipMusic");
+               Music *skip = MY_MAKE_MUSIC ("SkipMusic");
                skip->set_property ("duration", $2);
 
                $$ = skip;
        }
        | QUOTE STRING duration_length {
                SCM tab = THIS->lexer_->lookup_identifier ("musicQuotes");
-               SCM evs =  SCM_EOL;
+               SCM evs = SCM_EOL;
                if (scm_hash_table_p (tab) == SCM_BOOL_T)
-               { 
-                       SCM key = $2; // use symbol? 
+               {
+                       SCM key = $2; // use symbol?
                        evs = scm_hash_ref (tab, key, SCM_BOOL_F);
                }
-               Music * quote = 0;
-               if (gh_vector_p (evs))
+               Music *quote = 0;
+               if (ly_c_vector_p (evs))
                {
                        quote = MY_MAKE_MUSIC ("QuoteMusic");
                        quote->set_property ("duration", $3);
                        quote->set_property ("quoted-events", evs);
                } else {
-                       THIS->here_input ().warning (_f ("Can\'t find music")); 
+                       THIS->here_input ().warning (_f ("Can\'t find music"));
                        quote = MY_MAKE_MUSIC ("Event");
                }
                quote->set_spot (THIS->here_input ());
-               $$ = quote; 
+               $$ = quote;
        }
        | OCTAVE { THIS->push_spot (); }
          pitch {
-               Music *l = MY_MAKE_MUSIC ("RelativeOctaveCheck");
-               $$ = l;
+               Music *m = MY_MAKE_MUSIC ("RelativeOctaveCheck");
+               $$ = m;
                $$->set_spot (THIS->pop_spot ());
                $$->set_property ("pitch", $3);
        }
        | E_LEFTSQUARE {
-               Music *l = MY_MAKE_MUSIC ("LigatureEvent");
-               l->set_property ("span-direction", gh_int2scm (START));
-               l->set_spot (THIS->here_input ());
+               Music *m = MY_MAKE_MUSIC ("LigatureEvent");
+               m->set_property ("span-direction", scm_int2num (START));
+               m->set_spot (THIS->here_input ());
 
                $$ = MY_MAKE_MUSIC ("EventChord");
-               $$->set_property ("elements", scm_cons (l->self_scm (), SCM_EOL));
-               scm_gc_unprotect_object (l->self_scm ());
+               $$->set_property ("elements", scm_cons (m->self_scm (), SCM_EOL));
+               scm_gc_unprotect_object (m->self_scm ());
                $$->set_spot (THIS->here_input ());
        }
        | E_RIGHTSQUARE {
-               Music *l = MY_MAKE_MUSIC ("LigatureEvent");
-               l->set_property ("span-direction", gh_int2scm (STOP));
-               l->set_spot (THIS->here_input ());
+               Music *m = MY_MAKE_MUSIC ("LigatureEvent");
+               m->set_property ("span-direction", scm_int2num (STOP));
+               m->set_spot (THIS->here_input ());
 
                $$ = MY_MAKE_MUSIC ("EventChord");
-               $$->set_property ("elements", scm_cons (l->self_scm (), SCM_EOL));
+               $$->set_property ("elements", scm_cons (m->self_scm (), SCM_EOL));
                $$->set_spot (THIS->here_input ());
-               scm_gc_unprotect_object (l->self_scm ());
+               scm_gc_unprotect_object (m->self_scm ());
        }
        | E_BACKSLASH {
                $$ = MY_MAKE_MUSIC ("VoiceSeparator");
                $$->set_spot (THIS->here_input ());
        }
        | '|'      {
+               SCM pipe =THIS->lexer_->lookup_identifier ("pipeSymbol");
+
+               if (Music * m = unsmob_music (pipe))
+                       $$ = m->clone ();
+               else
+                       $$ = MY_MAKE_MUSIC ("BarCheck");
 
-               $$ = MY_MAKE_MUSIC ("BarCheck");
                $$->set_spot (THIS->here_input ());
        }
        | TRANSPOSITION pitch {
@@ -1428,7 +1600,7 @@ command_element:
                                        $2);
                $$->set_spot (THIS-> here_input ());
                $$ = context_spec_music (ly_symbol2scm ("Staff"), SCM_UNDEFINED,
-                       $$ , SCM_EOL);
+                       $$, SCM_EOL);
        }
        | BAR STRING                    {
                Music *t = set_property_music (ly_symbol2scm ("whichBar"), $2);
@@ -1441,36 +1613,30 @@ command_element:
        }
        | PARTIAL duration_length       {
                Moment m = - unsmob_duration ($2)->get_length ();
-               Music * p = set_property_music (ly_symbol2scm ( "measurePosition"),m.smobbed_copy ());
+               Music *p = set_property_music (ly_symbol2scm ( "measurePosition"),m.smobbed_copy ());
                p->set_spot (THIS->here_input ());
                p = context_spec_music (ly_symbol2scm ("Timing"), SCM_UNDEFINED,
                                        p, SCM_EOL);
                p = context_spec_music (ly_symbol2scm ("Score"), SCM_UNDEFINED,
                                        p, SCM_EOL);
-               $$ =;
+               $$ = p;
        }
        | CLEF STRING  {
-               static SCM proc ;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-clef-set");
+               SCM proc = ly_scheme_function ("make-clef-set");
 
                SCM result = scm_call_1 (proc, $2);
                scm_gc_protect_object (result);
                $$ = unsmob_music (result);
        }
        | TIME_T fraction  {
-               static SCM proc;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-time-signature-set");
+               SCM proc= ly_scheme_function ("make-time-signature-set");
 
-               SCM result = scm_apply_2   (proc, gh_car ($2), gh_cdr ($2), SCM_EOL);
+               SCM result = scm_apply_2   (proc, ly_car ($2), ly_cdr ($2), SCM_EOL);
                scm_gc_protect_object (result);
                $$ = unsmob_music (result);
        }
        | MARK scalar {
-               static SCM proc;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-mark-set");
+               SCM proc = ly_scheme_function ("make-mark-set");
 
                SCM result = scm_call_1 (proc, $2);
                scm_gc_protect_object (result);
@@ -1479,14 +1645,11 @@ command_element:
        ;
 
 command_req:
-       BREATHE {
-               $$ = MY_MAKE_MUSIC ("BreathingSignEvent");
-       }
-       | E_TILDE {
+       E_TILDE {
                $$ = MY_MAKE_MUSIC ("PesOrFlexaEvent");
        }
        | MARK DEFAULT  {
-               Music * m = MY_MAKE_MUSIC ("MarkEvent");
+               Music *m = MY_MAKE_MUSIC ("MarkEvent");
                $$ = m;
        }
        | tempo_event {
@@ -1505,7 +1668,7 @@ command_req:
                        key->set_property ("tonic", Pitch (0,0,0).smobbed_copy ());
                        ((Music*)key)->transpose (* unsmob_pitch ($2));
                } else {
-                       THIS->parser_error (_("Second argument must be pitch list."));
+                       THIS->parser_error (_ ("Second argument must be pitch list."));
                }
 
                $$ = key;
@@ -1518,7 +1681,7 @@ post_events:
        }
        | post_events post_event {
                $2->set_spot (THIS->here_input ());
-               $$ = gh_cons ($2->self_scm (), $$);
+               $$ = scm_cons ($2->self_scm (), $$);
                scm_gc_unprotect_object ($2->self_scm ());
        }
        | post_events tagged_post_event {
@@ -1552,12 +1715,12 @@ post_event:
        }
        | script_dir direction_reqd_event {
                if ($1)
-                       $2->set_property ("direction", gh_int2scm ($1));
+                       $2->set_property ("direction", scm_int2num ($1));
                $$ = $2;
        }
        | script_dir direction_less_event {
                if ($1)
-                       $2->set_property ("direction", gh_int2scm ($1));
+                       $2->set_property ("direction", scm_int2num ($1));
                $$ = $2;
        }
        | string_number_event
@@ -1565,8 +1728,8 @@ post_event:
 
 string_number_event:
        E_UNSIGNED {
-               Music * s = MY_MAKE_MUSIC ("StringNumberEvent");
-               s->set_property ("string-number",  gh_int2scm ($1));
+               Music *s = MY_MAKE_MUSIC ("StringNumberEvent");
+               s->set_property ("string-number", scm_int2num ($1));
                s->set_spot (THIS->here_input ());
                $$ = s;
        }
@@ -1586,62 +1749,62 @@ configurable, i.e.
 (set-articulation '~ "trill")
 
 */
-               Music * m = MY_MAKE_MUSIC ("BeamEvent");
+               Music *m = MY_MAKE_MUSIC ("BeamEvent");
                m->set_spot (THIS->here_input ());
-               m->set_property ("span-direction" , gh_int2scm (START));
+               m->set_property ("span-direction", scm_int2num (START));
                $$ = m;
        }
        | ']'  {
-               Music * m = MY_MAKE_MUSIC ("BeamEvent");
+               Music *m = MY_MAKE_MUSIC ("BeamEvent");
                m->set_spot (THIS->here_input ());
-               m->set_property ("span-direction" , gh_int2scm (STOP));
+               m->set_property ("span-direction", scm_int2num (STOP));
                $$ = m;
        }
        | '~' {
-               Music * m = MY_MAKE_MUSIC ("TieEvent");
+               Music *m = MY_MAKE_MUSIC ("TieEvent");
                m->set_spot (THIS->here_input ());
                $$ = m;
        }
        | close_event {
                $$ = $1;
                dynamic_cast<Music *> ($$)->set_property ("span-direction",
-                       gh_int2scm (START));
+                       scm_int2num (START));
        }
        | open_event {
                $$ = $1;
                dynamic_cast<Music *> ($$)->set_property ("span-direction",
-                       gh_int2scm (STOP));
+                       scm_int2num (STOP));
        }
        | EVENT_IDENTIFIER      {
                $$ = unsmob_music ($1);
        }
        | tremolo_type  {
-               Music * a = MY_MAKE_MUSIC ("TremoloEvent");
+               Music *a = MY_MAKE_MUSIC ("TremoloEvent");
                a->set_spot (THIS->here_input ());
-               a->set_property ("tremolo-type", gh_int2scm ($1));
+               a->set_property ("tremolo-type", scm_int2num ($1));
                $$ = a;
         }
        ;       
        
 direction_reqd_event:
        gen_text_def {
-               $$ = $1; 
+               $$ = $1;
        }
        | script_abbreviation {
                SCM s = THIS->lexer_->lookup_identifier ("dash" + ly_scm2string ($1));
                Music *a = MY_MAKE_MUSIC ("ArticulationEvent");
-               if (gh_string_p (s))
+               if (ly_c_string_p (s))
                        a->set_property ("articulation-type", s);
                else THIS->parser_error (_ ("Expecting string as script definition"));
                $$ = a;
        }
        ;
 
-oct_check:
+octave_check:
        /**/ { $$ = SCM_EOL; }
-       | '='  { $$ = gh_int2scm (0); }
-       | '=' sub_quotes { $$ = gh_int2scm ($2); }
-       | '=' sup_quotes { $$ = gh_int2scm ($2); }
+       | '='  { $$ = scm_int2num (0); }
+       | '=' sub_quotes { $$ = scm_int2num ($2); }
+       | '=' sup_quotes { $$ = scm_int2num ($2); }
        ;
 
 sup_quotes:
@@ -1658,7 +1821,7 @@ sub_quotes:
                $$ = 1;
        }
        | sub_quotes ',' {
-               $$ ++ ;
+               $$++;
        }
        ;
 
@@ -1712,22 +1875,22 @@ pitch_also_in_chords:
 
 close_event:
        '('     {
-               Music * s= MY_MAKE_MUSIC ("SlurEvent");
+               Music *= MY_MAKE_MUSIC ("SlurEvent");
                $$ = s;
                s->set_spot (THIS->here_input ());
        }
        | E_OPEN        {
-               Music * s= MY_MAKE_MUSIC ("PhrasingSlurEvent");
+               Music *= MY_MAKE_MUSIC ("PhrasingSlurEvent");
                $$ = s;
                s->set_spot (THIS->here_input ());
        }
        | E_SMALLER {
-               Music *s =MY_MAKE_MUSIC ("CrescendoEvent");
+               Music *s = MY_MAKE_MUSIC ("CrescendoEvent");
                $$ = s;
                s->set_spot (THIS->here_input ());
        }
        | E_BIGGER {
-               Music *s =MY_MAKE_MUSIC ("DecrescendoEvent");
+               Music *s = MY_MAKE_MUSIC ("DecrescendoEvent");
                $$ = s;
                s->set_spot (THIS->here_input ());
        }
@@ -1736,21 +1899,22 @@ close_event:
 
 open_event:
        E_EXCLAMATION   {
-               Music *s =  MY_MAKE_MUSIC ("CrescendoEvent");
+               Music *s = MY_MAKE_MUSIC ("CrescendoEvent");
                s->set_spot (THIS->here_input ());
 
                $$ = s;
        }
        | ')'   {
-               Music * s= MY_MAKE_MUSIC ("SlurEvent");
+               Music *s= MY_MAKE_MUSIC ("SlurEvent");
                $$ = s;
                s->set_spot (THIS->here_input ());
 
        }
        | E_CLOSE       {
-               Music * s= MY_MAKE_MUSIC ("PhrasingSlurEvent");
+               Music *s= MY_MAKE_MUSIC ("PhrasingSlurEvent");
                $$ = s;
-               s->set_property ("span-type", scm_makfrom0str ( "phrasing-slur"));
+               s->set_property ("span-type",
+                       scm_makfrom0str ("phrasing-slur"));
                s->set_spot (THIS->here_input ());
        }
        ;
@@ -1764,14 +1928,15 @@ gen_text_def:
        }
        | string {
                Music *t = MY_MAKE_MUSIC ("TextScriptEvent");
-               t->set_property ("text", make_simple_markup ($1));
+               t->set_property ("text",
+                       make_simple_markup (THIS->lexer_->encoding (), $1));
                t->set_spot (THIS->here_input ());
                $$ = t;
        
        }
        | DIGIT {
-               Music * t = MY_MAKE_MUSIC ("FingerEvent");
-               t->set_property ("digit",  gh_int2scm ($1));
+               Music *t = MY_MAKE_MUSIC ("FingerEvent");
+               t->set_property ("digit", scm_int2num ($1));
                t->set_spot (THIS->here_input ());
                $$ = t;
        }
@@ -1837,26 +2002,22 @@ optional_notemode_duration:
 
 steno_duration:
        bare_unsigned dots              {
-               int l = 0;
-               if (!is_is_duration ($1))
+               int len = 0;
+               if (!is_duration ($1))
                        THIS->parser_error (_f ("not a duration: %d", $1));
                else
-                       l =  intlog2 ($1);
+                       len = intlog2 ($1);
 
-               $$ = Duration (l, $2).smobbed_copy ();
+               $$ = Duration (len, $2).smobbed_copy ();
        }
        | DURATION_IDENTIFIER dots      {
-               Duration *d =unsmob_duration ($1);
-               Duration k (d->duration_log (),d->dot_count () + $2);
-
+               Duration *d = unsmob_duration ($1);
+               Duration k (d->duration_log (), d->dot_count () + $2);
                *d = k;
                $$ = $1;
        }
        ;
 
-
-
-
 multiplied_duration:
        steno_duration {
                $$ = $1;
@@ -1865,7 +2026,7 @@ multiplied_duration:
                $$ = unsmob_duration ($$)->compressed ( $3) .smobbed_copy ();
        }
        | multiplied_duration '*' FRACTION {
-               Rational  m (gh_scm2int (ly_car ($3)), gh_scm2int (ly_cdr ($3)));
+               Rational  m (ly_scm2int (ly_car ($3)), ly_scm2int (ly_cdr ($3)));
 
                $$ = unsmob_duration ($$)->compressed (m).smobbed_copy ();
        }
@@ -1874,7 +2035,7 @@ multiplied_duration:
 fraction:
        FRACTION { $$ = $1; }
        | UNSIGNED '/' UNSIGNED {
-               $$ = scm_cons (gh_int2scm ($1), gh_int2scm ($3));
+               $$ = scm_cons (scm_int2num ($1), scm_int2num ($3));
        }
        ;
 
@@ -1887,36 +2048,34 @@ dots:
        }
        ;
 
-
-tremolo_type: 
+tremolo_type:
        ':'     {
-               $$ =0;
+               $$ = 0;
        }
        | ':' bare_unsigned {
-               if (!is_is_duration ($2))
+               if (!is_duration ($2))
                        THIS->parser_error (_f ("not a duration: %d", $2));
                $$ = $2;
        }
        ;
 
-
-
-/*****************************************************************
-               BASS FIGURES
-*****************************************************************/
 bass_number:
        DIGIT   {
-               $$ = scm_number_to_string (gh_int2scm ($1), gh_int2scm (10));
+               $$ = scm_number_to_string (scm_int2num ($1), scm_int2num (10));
+               $$ = scm_list_2 (ly_scheme_function ("number-markup"),
+                               $$);
        }
        | UNSIGNED {
-               $$ = scm_number_to_string (gh_int2scm ($1), gh_int2scm (10));
+               $$ = scm_number_to_string (scm_int2num ($1), scm_int2num (10));
+               $$ = scm_list_2 (ly_scheme_function ("number-markup"),
+                               $$);
        }
-       | STRING { $$ =  $1; }
+       | STRING { $$ = $1; }
        ;
 
 bass_mod:
        '-'     { $$ = -2; }
-       | '+'   { $$ = 2; } 
+       | '+'   { $$ = 2; }
        | '!'   { $$ = 0; }
        ;
 
@@ -1937,12 +2096,12 @@ bass_figure:
        | bass_figure bass_mod {
                Music *m = unsmob_music ($1);
                if ($2) {
-                       SCM salter =m->get_property ("alteration");
-                       int alter = gh_number_p ( salter) ? gh_scm2int (salter) : 0;
+                       SCM salter = m->get_property ("alteration");
+                       int alter = ly_c_number_p (salter) ? ly_scm2int (salter) : 0;
                        m->set_property ("alteration",
-                               gh_int2scm (alter + $2));
+                               scm_int2num (alter + $2));
                } else {
-                       m->set_property ("alteration", gh_int2scm (0));
+                       m->set_property ("alteration", scm_int2num (0));
                }
        }
        ;
@@ -1966,15 +2125,15 @@ figure_list:
                $$ = SCM_EOL;
        }
        | figure_list br_bass_figure {
-               $$ = scm_cons ($2, $1); 
+               $$ = scm_cons ($2, $1);
        }
        ;
 
 figure_spec:
        FIGURE_OPEN figure_list FIGURE_CLOSE {
-               Music * m = MY_MAKE_MUSIC ("EventChord");
+               Music *m = MY_MAKE_MUSIC ("EventChord");
                $2 = scm_reverse_x ($2, SCM_EOL);
-               m->set_property ("elements",  $2);
+               m->set_property ("elements", $2);
                $$ = m->self_scm ();
        }
        ;
@@ -1986,7 +2145,7 @@ optional_rest:
        ;
 
 simple_element:
-       pitch exclamations questions oct_check optional_notemode_duration optional_rest {
+       pitch exclamations questions octave_check optional_notemode_duration optional_rest {
 
                Input i = THIS->pop_spot ();
                if (!THIS->lexer_->is_note_state ())
@@ -1994,17 +2153,17 @@ simple_element:
 
                Music *n = 0;
                if ($6)
-                       n =  MY_MAKE_MUSIC ("RestEvent");
+                       n = MY_MAKE_MUSIC ("RestEvent");
                else
-                       n =  MY_MAKE_MUSIC ("NoteEvent");
+                       n = MY_MAKE_MUSIC ("NoteEvent");
                
                n->set_property ("pitch", $1);
                n->set_property ("duration", $5);
 
-               if (gh_number_p ($4))
+               if (ly_c_number_p ($4))
                {
-                       int q = gh_scm2int ($4); 
-                       n->set_property ("absolute-octave", gh_int2scm (q-1));
+                       int q = ly_scm2int ($4);
+                       n->set_property ("absolute-octave", scm_int2num (q-1));
                }
 
                if ($3 % 2)
@@ -2023,9 +2182,9 @@ simple_element:
        | DRUM_PITCH optional_notemode_duration {
                Input i = THIS->pop_spot ();
 
-               Music *n =  MY_MAKE_MUSIC ("NoteEvent");
-               n->set_property ("duration" ,$2);
-               n->set_property ("drum-type" , $1);
+               Music *n = MY_MAKE_MUSIC ("NoteEvent");
+               n->set_property ("duration"$2);
+               n->set_property ("drum-type", $1);
 
                Music *v = MY_MAKE_MUSIC ("EventChord");
                v->set_property ("elements", scm_list_1 (n->self_scm ()));
@@ -2036,10 +2195,10 @@ simple_element:
                
        }
        | figure_spec optional_notemode_duration {
-               Music * m = unsmob_music ($1);
-               Input i = THIS->pop_spot (); 
+               Music *m = unsmob_music ($1);
+               Input i = THIS->pop_spot ();
                m->set_spot (i);
-               for (SCM s = m->get_property ("elements"); gh_pair_p (s); s = ly_cdr (s))
+               for (SCM s = m->get_property ("elements"); ly_c_pair_p (s); s = ly_cdr (s))
                {
                        unsmob_music (ly_car (s))->set_property ("duration", $2);
                }
@@ -2048,8 +2207,8 @@ simple_element:
        | RESTNAME optional_notemode_duration           {
 
                Input i = THIS->pop_spot ();
-               Music * ev = 0;
-               if (ly_scm2string ($1) =="s") {
+               Music *ev = 0;
+               if (ly_scm2string ($1) == "s") {
                        /* Space */
                        ev = MY_MAKE_MUSIC ("SkipEvent");
                  }
@@ -2057,9 +2216,9 @@ simple_element:
                        ev = MY_MAKE_MUSIC ("RestEvent");
                
                    }
-               ev->set_property ("duration" ,$2);
+               ev->set_property ("duration"$2);
                ev->set_spot (i);
-               Music * velt = MY_MAKE_MUSIC ("EventChord");
+               Music *velt = MY_MAKE_MUSIC ("EventChord");
                velt->set_property ("elements", scm_list_1 (ev->self_scm ()));
                velt->set_spot (i);
 
@@ -2070,10 +2229,7 @@ simple_element:
        | MULTI_MEASURE_REST optional_notemode_duration         {
                THIS->pop_spot ();
 
-               static SCM proc ;
-               if (!proc)
-                       proc = scm_c_eval_string ("make-multi-measure-rest");
-
+               SCM proc = ly_scheme_function ("make-multi-measure-rest");
                SCM mus = scm_call_2 (proc, $2,
                        make_input (THIS->here_input ()));      
                scm_gc_protect_object (mus);
@@ -2085,11 +2241,11 @@ simple_element:
                if (!THIS->lexer_->is_lyric_state ())
                        THIS->parser_error (_ ("Have to be in Lyric mode for lyrics"));
 
-               Music * lreq = MY_MAKE_MUSIC ("LyricEvent");
+               Music *lreq = MY_MAKE_MUSIC ("LyricEvent");
                 lreq->set_property ("text", $1);
                lreq->set_property ("duration",$2);
                lreq->set_spot (i);
-               Music * velt = MY_MAKE_MUSIC ("EventChord");
+               Music *velt = MY_MAKE_MUSIC ("EventChord");
                velt->set_property ("elements", scm_list_1 (lreq->self_scm ()));
 
                $$= velt;
@@ -2104,8 +2260,11 @@ simple_element:
        ;
 
 lyric_element:
-       full_markup { $$ = $1; }
-       | STRING {  $$ = $1 ; }
+       /* FIXME: lyric flavoured markup would be better */
+       full_markup {
+       }
+       | LYRICS_STRING {
+       }
        ;
 
 new_chord:
@@ -2114,7 +2273,7 @@ new_chord:
        }
        | steno_tonic_pitch optional_notemode_duration chord_separator chord_items {
                SCM its = scm_reverse_x ($4, SCM_EOL);
-               $$ = make_chord ($1, $2, gh_cons ($3, its));
+               $$ = make_chord ($1, $2, scm_cons ($3, its));
        }
        ;
 
@@ -2123,7 +2282,7 @@ chord_items:
                $$ = SCM_EOL;           
        }
        | chord_items chord_item {
-               $$ = gh_cons ($2, $$);
+               $$ = scm_cons ($2, $$);
        }
        ;
 
@@ -2132,13 +2291,13 @@ chord_separator:
                $$ = ly_symbol2scm ("chord-colon");
        }
        | CHORD_CARET {
-               $$ = ly_symbol2scm ("chord-caret"); 
+               $$ = ly_symbol2scm ("chord-caret");
        }
        | CHORD_SLASH steno_tonic_pitch {
-               $$ = scm_list_2 (ly_symbol2scm ("chord-slash"), $2); 
+               $$ = scm_list_2 (ly_symbol2scm ("chord-slash"), $2);
        }
        | CHORD_BASS steno_tonic_pitch {
-               $$ = scm_list_2 (ly_symbol2scm ("chord-bass"), $2); 
+               $$ = scm_list_2 (ly_symbol2scm ("chord-bass"), $2);
        }
        ;
 
@@ -2155,23 +2314,23 @@ chord_item:
        ;
 
 step_numbers:
-       step_number { $$ = gh_cons ($1, SCM_EOL); } 
+       step_number { $$ = scm_cons ($1, SCM_EOL); }
        | step_numbers '.' step_number {
-               $$ = gh_cons ($3, $$);
+               $$ = scm_cons ($3, $$);
        }
        ;
 
 step_number:
        bare_unsigned {
                $$ = make_chord_step ($1, 0);
-        } 
+        }
        | bare_unsigned '+' {
                $$ = make_chord_step ($1, SHARP);
        }
        | bare_unsigned CHORD_MINUS {
                $$ = make_chord_step ($1, FLAT);
        }
-        ;      
+       ;       
 
 /*
        UTILITIES
@@ -2186,7 +2345,7 @@ number_expression:
        | number_expression '-' number_term {
                $$ = scm_difference ($1, $3);
        }
-       | number_term 
+       | number_term
        ;
 
 number_term:
@@ -2211,7 +2370,7 @@ number_factor:
 
 bare_number:
        UNSIGNED        {
-               $$ = gh_int2scm ($1);
+               $$ = scm_int2num ($1);
        }
        | REAL          {
                $$ = $1;
@@ -2220,10 +2379,10 @@ bare_number:
                $$ = $1;
        }
        | REAL NUMBER_IDENTIFIER        {
-               $$ = gh_double2scm (gh_scm2double ($1) * gh_scm2double ($2));
+               $$ = scm_make_real (ly_scm2double ($1) *ly_scm2double ($2));
        }
        | UNSIGNED NUMBER_IDENTIFIER    {
-               $$ = gh_double2scm ($1 * gh_scm2double ($2));
+               $$ = scm_make_real ($1 *ly_scm2double ($2));
        }
        ;
 
@@ -2241,7 +2400,7 @@ bare_int:
        bare_number {
                if (scm_integer_p ($1) == SCM_BOOL_T)
                {
-                       int k = gh_scm2int ($1);
+                       int k = ly_scm2int ($1);
                        $$ = k;
                } else
                {
@@ -2254,20 +2413,6 @@ bare_int:
        }
        ;
 
-
-string:
-       STRING          {
-               $$ = $1;
-       }
-       | STRING_IDENTIFIER     {
-               $$ = $1;
-       }
-       | string '+' string {
-               $$ = scm_string_append (scm_list_2 ($1, $3));
-       }
-       ;
-
-
 exclamations:
                { $$ = 0; }
        | exclamations '!'      { $$ ++; }
@@ -2284,7 +2429,7 @@ full_markup:
        MARKUP_IDENTIFIER {
                $$ = $1;
        }
-       | MARKUP 
+       | MARKUP
                { THIS->lexer_->push_markup_state (); }
        markup
                { $$ = $3;
@@ -2295,10 +2440,10 @@ full_markup:
 
 /*
 This should be done more dynamically if possible.
-*/ 
+*/
 markup:
        STRING {
-               $$ = make_simple_markup ($1);
+               $$ = make_simple_markup (THIS->lexer_->encoding (), $1);
        }
        | MARKUP_HEAD_EMPTY {
                $$ = scm_list_1 ($1);
@@ -2310,7 +2455,7 @@ markup:
                $$ = scm_list_3 ($1, $2, $3);
        }
        | MARKUP_HEAD_SCM0_MARKUP1 SCM_T markup {
-               $$  = scm_list_3 ($1, $2, $3); 
+               $$ = scm_list_3 ($1, $2, $3);
        }
        | markup_line {
                $$ = $1;
@@ -2336,6 +2481,15 @@ markup:
        | STRING_IDENTIFIER {
                $$ = $1;
        }
+       | SCORE {
+               SCM nn = THIS->lexer_->lookup_identifier ("pitchnames");
+               THIS->lexer_->push_note_state (alist_to_hashq (nn));
+       } '{' score_body '}' {
+               Score * sc = $4;
+               $$ = scm_list_2 (ly_scheme_function ("score-markup"), sc->self_scm ());
+               scm_gc_unprotect_object (sc->self_scm ());
+               THIS->lexer_->pop_state ();
+       }
        ;
 
 markup_list:
@@ -2344,9 +2498,7 @@ markup_list:
 
 markup_line:
        '{' markup_list_body '}' {
-               static SCM line ;
-               if (!line)
-                       line = scm_c_eval_string ("line-markup");
+               SCM line = ly_scheme_function ("line-markup");
        
                $$ = scm_list_2 (line, scm_reverse_x ($2, SCM_EOL));
        }
@@ -2355,7 +2507,7 @@ markup_line:
 markup_list_body:
        /**/ {  $$ = SCM_EOL; }
        | markup_list_body markup {
-               $$ = gh_cons ($2, $1) ;
+               $$ = scm_cons ($2, $1);
        }
        ;
 
@@ -2363,19 +2515,16 @@ markup_list_body:
 %%
 
 void
-My_lily_parser::set_yydebug (bool )
+Lily_parser::set_yydebug (bool )
 {
 #if 0
        yydebug = 1;
 #endif
 }
 
-extern My_lily_parser * current_parser;
-
 void
-My_lily_parser::do_yyparse ()
+Lily_parser::do_yyparse ()
 {
-       current_parser = this;;
        yyparse ((void*)this);
 }
 
@@ -2392,13 +2541,13 @@ skipTypesetting speeds it up a lot.
 */
 
 void
-My_lily_parser::beam_check (SCM dur)
+Lily_parser::beam_check (SCM dur)
 {
   Duration *d = unsmob_duration (dur);
   if (unsmob_music (last_beam_start_) && d->duration_log () <= 2)
     {
-      Music * m = unsmob_music (last_beam_start_);
-      m->origin ()->warning (_("Suspect duration found following this beam"));
+      Music *m = unsmob_music (last_beam_start_);
+      m->origin ()->warning (_ ("Suspect duration found following this beam"));
     }
   last_beam_start_ = SCM_EOL;
 }
@@ -2413,22 +2562,22 @@ otherwise, we have to import music classes into the lexer.
 
 */
 int
-My_lily_lexer::try_special_identifiers (SCM * destination, SCM sid)
+Lily_lexer::try_special_identifiers (SCM *destination, SCM sid)
 {
-       if (gh_string_p (sid)) {
+       if (ly_c_string_p (sid)) {
                *destination = sid;
                return STRING_IDENTIFIER;
-       } else if (gh_number_p (sid)) {
+       } else if (ly_c_number_p (sid)) {
                *destination = sid;
                return NUMBER_IDENTIFIER;
        } else if (unsmob_context_def (sid)) {
                *destination = unsmob_context_def (sid)->clone_scm ();
                return CONTEXT_DEF_IDENTIFIER;
        } else if (unsmob_score (sid)) {
-               Score *sc =  new Score (*unsmob_score (sid));
-               *destination =sc->self_scm ();
+               Score *score = new Score (*unsmob_score (sid));
+               *destination = score->self_scm ();
                return SCORE_IDENTIFIER;
-       } else if (Music * mus =unsmob_music (sid)) {
+       } else if (Music *mus = unsmob_music (sid)) {
                mus = mus->clone ();
                *destination = mus->self_scm ();
                unsmob_music (*destination)->
@@ -2438,12 +2587,12 @@ My_lily_lexer::try_special_identifiers (SCM * destination, SCM sid)
        } else if (unsmob_duration (sid)) {
                *destination = unsmob_duration (sid)->smobbed_copy ();
                return DURATION_IDENTIFIER;
-       } else if (unsmob_music_output_def (sid)) {
-               Music_output_def *p = unsmob_music_output_def (sid);
+       } else if (unsmob_output_def (sid)) {
+               Output_def *p = unsmob_output_def (sid);
                p = p->clone ();
 
                *destination = p->self_scm ();
-               return MUSIC_OUTPUT_DEF_IDENTIFIER;
+               return OUTPUT_DEF_IDENTIFIER;
        } else if (Text_item::markup_p (sid)) {
                *destination = sid;
                return MARKUP_IDENTIFIER;
@@ -2455,31 +2604,31 @@ My_lily_lexer::try_special_identifiers (SCM * destination, SCM sid)
 Music *
 property_op_to_music (SCM op)
 {
-       Music * m = 0;
-       SCM tag = gh_car (op);
-       SCM symbol  = gh_cadr (op);
-       SCM args = gh_cddr (op);
+       Music *m = 0;
+       SCM tag = ly_car (op);
+       SCM symbol = ly_cadr (op);
+       SCM args = ly_cddr (op);
        SCM grob_val = SCM_UNDEFINED;
        SCM grob_sym = SCM_UNDEFINED;
        SCM val = SCM_UNDEFINED;
        
        if (tag == ly_symbol2scm ("assign"))
                {
-               m =  MY_MAKE_MUSIC ("PropertySet");
-               val = gh_car (args);
+               m = MY_MAKE_MUSIC ("PropertySet");
+               val = ly_car (args);
                }
        else if (tag == ly_symbol2scm ("unset"))
-               m =  MY_MAKE_MUSIC ("PropertyUnset");
+               m = MY_MAKE_MUSIC ("PropertyUnset");
        else if (tag == ly_symbol2scm ("poppush")
                 || tag == ly_symbol2scm ("push"))
                {
-               m  = MY_MAKE_MUSIC ("OverrideProperty");
-               grob_sym = gh_car (args);
-               grob_val = gh_cadr (args);
+               m = MY_MAKE_MUSIC ("OverrideProperty");
+               grob_sym = ly_car (args);
+               grob_val = ly_cadr (args);
                }
        else if (tag == ly_symbol2scm ("pop")) {
                m = MY_MAKE_MUSIC ("RevertProperty");
-               grob_sym = gh_car (args);
+               grob_sym = ly_car (args);
                }
 
        m->set_property ("symbol", symbol);
@@ -2494,7 +2643,7 @@ property_op_to_music (SCM op)
                bool itc = internal_type_checking_global_b;
                /* UGH.
                */
-               bool autobeam = gh_equal_p (symbol, ly_symbol2scm ("autoBeamSettings"));
+               bool autobeam = ly_c_equal_p (symbol, ly_symbol2scm ("autoBeamSettings"));
                if (autobeam)
                        internal_type_checking_global_b = false;
                m->set_property ("grob-property", grob_sym);
@@ -2502,39 +2651,36 @@ property_op_to_music (SCM op)
                        internal_type_checking_global_b = itc;
                }
 
-       if (op == ly_symbol2scm ("poppush"))
-               m->set_property ("pop-first", SCM_BOOL_T); 
+       if (tag == ly_symbol2scm ("poppush"))
+               m->set_property ("pop-first", SCM_BOOL_T);
 
 
        return m;
 }
 
 Music*
-context_spec_music (SCM type, SCM id, Music * m, SCM ops)
+context_spec_music (SCM type, SCM id, Music *m, SCM ops)
 {
-       Music * csm = MY_MAKE_MUSIC ("ContextSpeccedMusic");
+       Music *csm = MY_MAKE_MUSIC ("ContextSpeccedMusic");
 
        csm->set_property ("element", m->self_scm ());
        scm_gc_unprotect_object (m->self_scm ());
 
        csm->set_property ("context-type",
-               gh_symbol_p (type) ? type : scm_string_to_symbol (type));
+               ly_c_symbol_p (type) ? type : scm_string_to_symbol (type));
        csm->set_property ("property-operations", ops);
 
-       if (gh_string_p (id))
+       if (ly_c_string_p (id))
                csm->set_property ("context-id", id);
        return csm;
 }
 
-
 SCM
 get_next_unique_context ()
 {
        static int new_context_count;
-
        char s[1024];
-       snprintf (s, 1024, "uniqueContext%d", new_context_count ++);
-               
+       snprintf (s, 1024, "uniqueContext%d", new_context_count++);
        return scm_makfrom0str (s);
 }