/*
lexer.hh -- declare My_lily_lexer
- source file of the LilyPond music typesetter
+ source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--2003 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#ifndef LEXER_HH
#define LEXER_HH
-#include <FlexLexer.h>
+#include "includable-lexer.hh"
-#include "proto.hh"
-#include "fproto.hh"
-#include "varray.hh"
+#include "input.hh"
+#include "dictionary.hh"
+#include "lily-proto.hh"
+#include "flower-proto.hh"
+#include "array.hh"
#include "string.hh"
-#include "includable-lexer.hh"
#include "duration.hh"
+#include "pitch.hh"
+#include "protected-scm.hh"
+
+bool busy_parsing ();
+void kill_lexer ();
+void set_lexer ();
-bool busy_parsing();
-void kill_lexer();
-void set_lexer();
+/// lexer for Lilypond
+class My_lily_lexer : public Includable_lexer
+{
+ Protected_scm scopes_;
+public:
+ String main_input_string_;
+ void * lexval;
+ bool main_input_b_;
+ /*
+ Scheme hash tables with (oct name acc) values, and symbol keys
+ */
+ Protected_scm chordmodifier_tab_;
+ Protected_scm pitchname_tab_;
+ Keyword_table * keytable_;
+ int errorlevel_;
-/// lexer for Mudela
-class My_lily_lexer : public Includable_lexer {
- int lookup_keyword(String);
- void lookup_notename(int &large, int &small, String s);
- int scan_bare_word(String);
- int scan_escaped_word(String);
+ My_lily_lexer ();
+ ~My_lily_lexer ();
+ int yylex ();
- bool post_quotes_b_;
-public:
- void * lexval_l;
-
-
- Assoc<String, Identifier*> *identifier_assoc_p_;
- Keyword_table * keytable_p_;
- int errorlevel_i_;
-
- /* *************** */
-
- Identifier*lookup_identifier(String s);
-
- void push_note_state();
- void push_lyric_state();
- void pop_state();
- void LexerError(char const *);
- My_lily_lexer();
- void add_identifier(Identifier*i);
- ~My_lily_lexer();
- int yylex();
- void print_declarations(bool init_b) const;
-
- bool note_state_b() const;
- bool lyric_state_b() const;
+ Input last_input_;
+ void prepare_for_next_token ();
+ int try_special_identifiers (SCM* ,SCM);
+ Input here_input () const;
+
+ void add_scope (SCM);
+ SCM remove_scope ();
+
+ void start_main_input ();
+
+ SCM lookup_identifier (String s);
+ void push_note_state ();
+ void push_markup_state ();
+ void push_figuredbass_state ();
+ void push_chord_state ();
+ void push_lyric_state ();
+ void pop_state ();
+ void LexerError (char const *);
+ void set_identifier (SCM name_string, SCM);
+ bool note_state_b () const;
+ bool chord_state_b () const;
+ bool lyric_state_b () const;
+ bool figure_state_b () const;
+private:
+ int lookup_keyword (String);
+ int scan_bare_word (String);
+ SCM scan_markup_word (String);
+ int scan_escaped_word (String);
+ int identifier_type (SCM);
+ char escaped_char (char) const;
};
#endif