Web-ja: update introduction

[lilypond.git] / lily / lily-parser.cc

diff --git a/lily/lily-parser.cc b/lily/lily-parser.cc
index 65906beeef4d52cf85ff62652ceed84d8a8c100d..d2499d4c4134c1453cc0a9b1a8618282df26da33 100644 (file)
--- a/lily/lily-parser.cc
+++ b/lily/lily-parser.cc
@@ -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>
   Jan Nieuwenhuizen <janneke@gnu.org>
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -37,13 +37,13 @@
 #include "warn.hh"
 #include "program-option.hh"
 
-#include "ly-smobs.icc"
 
 Lily_parser::Lily_parser (Sources *sources)
 {
   lexer_ = 0;
   sources_ = sources;
   default_duration_ = Duration (2, 0);
+  default_tremolo_type_ = 8;
   error_level_ = 0;
   closures_ = SCM_EOL;
 
@@ -54,10 +54,12 @@ Lily_parser::Lily_parser (Sources *sources)
 }
 
 Lily_parser::Lily_parser (Lily_parser const &src, SCM closures, SCM location)
+  : Smob<Lily_parser> ()
 {
   lexer_ = 0;
   sources_ = src.sources_;
   default_duration_ = src.default_duration_;
+  default_tremolo_type_ = src.default_tremolo_type_;
   error_level_ = 0;
   output_basename_ = src.output_basename_;
   closures_ = closures;
@@ -75,20 +77,18 @@ Lily_parser::~Lily_parser ()
 }
 
 SCM
-Lily_parser::mark_smob (SCM s)
+Lily_parser::mark_smob () const
 {
-  Lily_parser *parser = (Lily_parser *) SCM_CELL_WORD_1 (s);
-  scm_gc_mark (parser->closures_);
-  return (parser->lexer_) ? parser->lexer_->self_scm () : SCM_EOL;
+  scm_gc_mark (closures_);
+  return (lexer_) ? lexer_->self_scm () : SCM_EOL;
 }
 
 int
-Lily_parser::print_smob (SCM s, SCM port, scm_print_state *)
+Lily_parser::print_smob (SCM port, scm_print_state *) const
 {
   scm_puts ("#<Lily_parser ", port);
-  Lily_parser *parser = (Lily_parser *) SCM_CELL_WORD_1 (s);
-  if (parser->lexer_)
-    scm_display (parser->lexer_->self_scm (), port);
+  if (lexer_)
+    scm_display (lexer_->self_scm (), port);
   else
     scm_puts ("(no lexer yet)", port);
   scm_puts (" >", port);
@@ -99,7 +99,6 @@ Lily_parser::print_smob (SCM s, SCM port, scm_print_state *)
 void
 Lily_parser::parse_file (const string &init, const string &name, const string &out_name)
 {
-  lexer_->set_identifier (ly_symbol2scm ("parser"), self_scm ());
   output_basename_ = out_name;
 
   lexer_->main_input_name_ = name;
@@ -125,11 +124,6 @@ Lily_parser::parse_file (const string &init, const string &name, const string &o
     }
   while (!lexer_->is_clean ());
 
-  /*
-    Don't mix cyclic pointers with weak tables.
-  */
-  lexer_->set_identifier (ly_symbol2scm ("parser"),
-                          SCM_EOL);
   ly_reexport_module (scm_current_module ());
 
   scm_set_current_module (mod);
@@ -145,10 +139,9 @@ Lily_parser::parse_string (const string &ly_code)
   lexer_->new_input (lexer_->main_input_name_, ly_code, sources_);
 
   SCM mod = lexer_->set_current_scope ();
-  SCM parser = lexer_->lookup_identifier_symbol (ly_symbol2scm ("parser"));
-  lexer_->set_identifier (ly_symbol2scm ("parser"), self_scm ());
+
   do_yyparse ();
-  lexer_->set_identifier (ly_symbol2scm ("parser"), parser);
+
   scm_set_current_module (mod);
 
   error_level_ = error_level_ | lexer_->error_level_;
@@ -165,12 +158,10 @@ Lily_parser::parse_string_expression (const string &ly_code, const string &filen
       lexer_->get_source_file ()->set_line (0, line);
     }
   SCM mod = lexer_->set_current_scope ();
-  SCM parser = lexer_->lookup_identifier_symbol (ly_symbol2scm ("parser"));
-  lexer_->set_identifier (ly_symbol2scm ("parser"), self_scm ());
+
   lexer_->push_extra_token (Input (), EMBEDDED_LILY);
   SCM result = do_yyparse ();
 
-  lexer_->set_identifier (ly_symbol2scm ("parser"), parser);
   scm_set_current_module (mod);
 
   error_level_ = error_level_ | lexer_->error_level_;
@@ -195,29 +186,21 @@ Lily_parser::clear ()
   lexer_ = 0;
 }
 
-char const *
-Lily_parser::here_str0 () const
-{
-  return lexer_->here_str0 ();
-}
-
 void
 Lily_parser::parser_error (const string &s)
 {
-  lexer_->here_input ().error (_ (s.c_str ()));
+  lexer_->here_input ().non_fatal_error (_ (s.c_str ()));
   error_level_ = 1;
 }
 
 void
 Lily_parser::parser_error (Input const &i, const string &s)
 {
-  i.error (s);
+  i.non_fatal_error (s);
   error_level_ = 1;
 }
 
-IMPLEMENT_SMOBS (Lily_parser);
-IMPLEMENT_TYPE_P (Lily_parser, "ly:lily-parser?");
-IMPLEMENT_DEFAULT_EQUAL_P (Lily_parser);
+const char * const Lily_parser::type_p_name_ = "ly:lily-parser?";
 
 /****************************************************************
   OUTPUT-DEF
@@ -227,7 +210,7 @@ Output_def *
 get_layout (Lily_parser *parser)
 {
   SCM id = parser->lexer_->lookup_identifier ("$defaultlayout");
-  Output_def *layout = unsmob_output_def (id);
+  Output_def *layout = unsmob<Output_def> (id);
   layout = layout ? layout->clone () : new Output_def;
   layout->set_variable (ly_symbol2scm ("is-layout"), SCM_BOOL_T);
 
@@ -238,7 +221,7 @@ Output_def *
 get_midi (Lily_parser *parser)
 {
   SCM id = parser->lexer_->lookup_identifier ("$defaultmidi");
-  Output_def *layout = unsmob_output_def (id);
+  Output_def *layout = unsmob<Output_def> (id);
   layout = layout ? layout->clone () : new Output_def;
   layout->set_variable (ly_symbol2scm ("is-midi"), SCM_BOOL_T);
   return layout;
@@ -250,10 +233,10 @@ Output_def *
 get_paper (Lily_parser *parser)
 {
   SCM papers = parser->lexer_->lookup_identifier ("$papers");
-  Output_def *layout = ((papers == SCM_UNDEFINED) || scm_is_null (papers))
-                       ? 0 : unsmob_output_def (scm_car (papers));
+  Output_def *layout = (SCM_UNBNDP (papers) || scm_is_null (papers))
+                       ? 0 : unsmob<Output_def> (scm_car (papers));
   SCM default_paper = parser->lexer_->lookup_identifier ("$defaultpaper");
-  layout = layout ? layout : unsmob_output_def (default_paper);
+  layout = layout ? layout : unsmob<Output_def> (default_paper);
 
   layout = layout ? dynamic_cast<Output_def *> (layout->clone ()) : new Output_def;
   layout->set_variable (ly_symbol2scm ("is-paper"), SCM_BOOL_T);