lily/include/my-lily-lexer.hh

   1 /*
   2   lexer.hh -- declare My_lily_lexer
   3
   4   source file of the GNU LilyPond music typesetter
   5
   6   (c)  1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
   7 */
   8
   9 #ifndef LEXER_HH
  10 #define LEXER_HH
  11
  12 #include <FlexLexer.h>
  13
  14 #include "dictionary.hh"
  15 #include "lily-proto.hh"
  16 #include "lily-proto.hh"
  17 #include "fproto.hh"
  18 #include "array.hh"
  19 #include "string.hh"
  20 #include "includable-lexer.hh"
  21 #include "duration.hh"
  22 #include "musical-pitch.hh"
  23
  24 bool busy_parsing();
  25 void kill_lexer();
  26 void set_lexer();
  27
  28 /// lexer for Mudela
  29 class My_lily_lexer : public Includable_lexer
  30 {
  31 public:
  32   String main_input_str_;
  33   void * lexval_l;
  34   Scope * toplevel_scope_p_;
  35   bool main_input_b_;
  36
  37   Notename_table *chordmodifier_tab_p_;
  38   Notename_table *note_tab_p_;
  39   Link_array<Scope> scope_l_arr_;
  40   Keyword_table * keytable_p_;
  41   int errorlevel_i_;
  42
  43   My_lily_lexer ();
  44   ~My_lily_lexer ();
  45   int yylex ();
  46
  47   Input here_input () const;
  48
  49   void start_main_input ();
  50   bool notename_b (String) const;
  51   bool chordmodifier_b (String) const;
  52   void set_chordmodifier_table (Notename_table*tab_p);
  53   void set_notename_table (Notename_table*tab_p);
  54   Identifier*lookup_identifier (String s);
  55   Musical_pitch lookup_notename (String s);
  56   Musical_pitch lookup_chordmodifier (String s);
  57   void push_note_state();
  58   void push_chord_state();
  59   void push_lyric_state();
  60   void pop_state();
  61   void LexerError (char const *);
  62   void set_identifier (String str, Identifier* i, bool unique_b = true);
  63   void print_declarations (bool init_b) const;
  64   bool note_state_b() const;
  65   bool chord_state_b() const;
  66   bool lyric_state_b() const;
  67
  68 private:
  69   int lookup_keyword (String);
  70   int scan_bare_word (String);
  71   int scan_escaped_word (String);
  72
  73   char escaped_char(char) const;
  74 };
  75
  76 #endif