X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Flily-parser.cc;h=35e030951043bd2c4218d2c5c96b15ea5ad2858e;hb=47db9a3883d726ca53e2133a3b2298f78dd6a32e;hp=ba3bd0f99be8c0f5a503d5dffe50d7cb007f047a;hpb=bb8a0a5387af94dd2702877256334b160575a730;p=lilypond.git

diff --git a/lily/lily-parser.cc b/lily/lily-parser.cc
index ba3bd0f99b..35e0309510 100644
--- 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--2011 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
@@ -32,18 +32,20 @@
 #include "paper-book.hh"
 #include "parser.hh"
 #include "score.hh"
+#include "source-file.hh"
 #include "sources.hh"
 #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;
 
   smobify_self ();
 
@@ -51,21 +53,23 @@ Lily_parser::Lily_parser (Sources *sources)
   lexer_->unprotect ();
 }
 
-Lily_parser::Lily_parser (Lily_parser const &src)
+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_;
-  error_level_ = src.error_level_;
+  default_tremolo_type_ = src.default_tremolo_type_;
+  error_level_ = 0;
   output_basename_ = src.output_basename_;
+  closures_ = closures;
 
   smobify_self ();
   if (src.lexer_)
     {
-      lexer_ = new Lily_lexer (*src.lexer_, this);
+      lexer_ = new Lily_lexer (*src.lexer_, this, location);
+      lexer_->unprotect ();
     }
-
-  lexer_->unprotect ();
 }
 
 Lily_parser::~Lily_parser ()
@@ -73,19 +77,18 @@ Lily_parser::~Lily_parser ()
 }
 
 SCM
-Lily_parser::mark_smob (SCM s)
+Lily_parser::mark_smob ()
 {
-  Lily_parser *parser = (Lily_parser *) SCM_CELL_WORD_1 (s);
-  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 *)
 {
   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);
@@ -94,9 +97,8 @@ Lily_parser::print_smob (SCM s, SCM port, scm_print_state *)
 
 /* Process one .ly file, or book.  */
 void
-Lily_parser::parse_file (string init, string name, string out_name)
+Lily_parser::parse_file (const string &init, const string &name, const string &out_name)
 {
-  // TODO: use $parser
   lexer_->set_identifier (ly_symbol2scm ("parser"), self_scm ());
   output_basename_ = out_name;
 
@@ -117,7 +119,11 @@ Lily_parser::parse_file (string init, string name, string out_name)
      OUT_FILE (unless IN_FILE redefines output file name).  */
 
   SCM mod = lexer_->set_current_scope ();
-  do_yyparse ();
+  do
+    {
+      do_yyparse ();
+    }
+  while (!lexer_->is_clean ());
 
   /*
     Don't mix cyclic pointers with weak tables.
@@ -128,45 +134,53 @@ Lily_parser::parse_file (string init, string name, string out_name)
 
   scm_set_current_module (mod);
 
-  if (!define_spots_.empty ())
-    {
-      define_spots_.back ().warning (_ ("braces do not match"));
-      error_level_ = 1;
-    }
-
   error_level_ = error_level_ | lexer_->error_level_;
   clear ();
 }
 
 void
-Lily_parser::parse_string (string ly_code)
+Lily_parser::parse_string (const string &ly_code)
 {
-  // TODO: use $parser
-  lexer_->set_identifier (ly_symbol2scm ("parser"),
-                          self_scm ());
-
   lexer_->main_input_name_ = "<string>";
-  lexer_->is_main_input_ = true;
   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);
 
-  if (!define_spots_.empty ())
+  error_level_ = error_level_ | lexer_->error_level_;
+}
+
+SCM
+Lily_parser::parse_string_expression (const string &ly_code, const string &filename,
+                                      int line)
+{
+  lexer_->main_input_name_ = filename;
+  lexer_->new_input (lexer_->main_input_name_, ly_code, sources_);
+  if (line)
     {
-      if (define_spots_.empty ()
-          && !error_level_)
-        programming_error ("define_spots_ don't match, but error_level_ not set.");
+      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_;
+  return result;
 }
 
 void
-Lily_parser::include_string (string ly_code)
+Lily_parser::include_string (const string &ly_code)
 {
-  lexer_->add_string_include (ly_code);
+  lexer_->new_input ("<included string>", ly_code, sources_);
 }
 
 void
@@ -181,29 +195,21 @@ Lily_parser::clear ()
   lexer_ = 0;
 }
 
-char const *
-Lily_parser::here_str0 () const
-{
-  return lexer_->here_str0 ();
-}
-
 void
-Lily_parser::parser_error (string s)
+Lily_parser::parser_error (const string &s)
 {
   lexer_->here_input ().error (_ (s.c_str ()));
   error_level_ = 1;
 }
 
 void
-Lily_parser::parser_error (Input const &i, string s)
+Lily_parser::parser_error (Input const &i, const string &s)
 {
   i.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 Lily_parser::type_p_name_[] = "ly:lily-parser?";
 
 /****************************************************************
   OUTPUT-DEF
@@ -213,7 +219,7 @@ Output_def *
 get_layout (Lily_parser *parser)
 {
   SCM id = parser->lexer_->lookup_identifier ("$defaultlayout");
-  Output_def *layout = unsmob_output_def (id);
+  Output_def *layout = Output_def::unsmob (id);
   layout = layout ? layout->clone () : new Output_def;
   layout->set_variable (ly_symbol2scm ("is-layout"), SCM_BOOL_T);
 
@@ -224,7 +230,7 @@ Output_def *
 get_midi (Lily_parser *parser)
 {
   SCM id = parser->lexer_->lookup_identifier ("$defaultmidi");
-  Output_def *layout = unsmob_output_def (id);
+  Output_def *layout = Output_def::unsmob (id);
   layout = layout ? layout->clone () : new Output_def;
   layout->set_variable (ly_symbol2scm ("is-midi"), SCM_BOOL_T);
   return layout;
@@ -237,9 +243,9 @@ get_paper (Lily_parser *parser)
 {
   SCM papers = parser->lexer_->lookup_identifier ("$papers");
   Output_def *layout = ((papers == SCM_UNDEFINED) || scm_is_null (papers))
-                       ? 0 : unsmob_output_def (scm_car (papers));
+                       ? 0 : Output_def::unsmob (scm_car (papers));
   SCM default_paper = parser->lexer_->lookup_identifier ("$defaultpaper");
-  layout = layout ? layout : unsmob_output_def (default_paper);
+  layout = layout ? layout : Output_def::unsmob (default_paper);
 
   layout = layout ? dynamic_cast<Output_def *> (layout->clone ()) : new Output_def;
   layout->set_variable (ly_symbol2scm ("is-paper"), SCM_BOOL_T);