X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Finclude%2Flily-lexer.hh;h=5a622c9317b4e888c667fed7897a5b1bd4184f08;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=c12fcedd5dc57903fcca9412bb262ebe729938c2;hpb=999595939c26d7f060ca73c6fd537248962942e0;p=lilypond.git

diff --git a/lily/include/lily-lexer.hh b/lily/include/lily-lexer.hh
index c12fcedd5d..5a622c9317 100644
--- a/lily/include/lily-lexer.hh
+++ b/lily/include/lily-lexer.hh
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 1997--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  Copyright (C) 1997--2015 Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
@@ -31,15 +31,18 @@ bool busy_parsing ();
 void kill_lexer ();
 void set_lexer ();
 
-class Lily_lexer : public Includable_lexer
+class Lily_lexer : public Smob<Lily_lexer>, public Includable_lexer
 {
-  DECLARE_SMOBS (Lily_lexer);
-
+public:
+  int print_smob (SCM, scm_print_state *);
+  SCM mark_smob ();
+  static const char type_p_name_[];
+  virtual ~Lily_lexer ();
 private:
-  int lookup_keyword (string);
-  int scan_bare_word (string);
-  int scan_escaped_word (string);
-  int scan_shorthand (string);
+  int lookup_keyword (const string&);
+  int scan_bare_word (const string&);
+  int scan_escaped_word (const string&);
+  int scan_shorthand (const string&);
   int scan_scm_id (SCM);
   int identifier_type (SCM);
   char escaped_char (char) const;
@@ -49,11 +52,14 @@ private:
   Keyword_table *keytable_;
   SCM scopes_;
   SCM start_module_;
-  int hidden_state_;
   Input override_input_;
-  SCM eval_scm (SCM, char extra_token = 0);
+  SCM eval_scm (SCM, Input, char extra_token = 0);
 public:
-  SCM eval_scm_token (SCM sval) { return eval_scm (sval, '#'); }
+  SCM eval_scm_token (SCM sval, Input w)
+  {
+    w.step_forward ();
+    return eval_scm (sval, w, '#');
+  }
   SCM extra_tokens_;
   SCM *lexval_;
   Input *lexloc_;
@@ -87,14 +93,16 @@ public:
 
   void start_main_input ();
 
-  virtual void new_input (string s, Sources *);
-  virtual void new_input (string s, string d, Sources *);
+  virtual void new_input (const string &s, Sources *);
+  virtual void new_input (const string &s, string d, Sources *);
 
   bool top_input () { return include_stack_.size () < 2; }
   SCM keyword_list () const;
-  SCM lookup_identifier (string s);
+  SCM lookup_identifier (const string &s);
   SCM lookup_identifier_symbol (SCM s);
-  void push_extra_token (int token_type, SCM scm = SCM_UNSPECIFIED);
+  void push_extra_token (Input const &where,
+                         int token_type, SCM scm = SCM_UNSPECIFIED);
+  int pop_extra_token ();
   void push_chord_state (SCM alist);
   void push_figuredbass_state ();
   void push_lyric_state ();