X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Flily-parser.cc;h=550f6fb84743f298cbfd1da60ab1e23bcaa67b06;hb=67a345f965d169bc1acd23ff4160914fb2142f38;hp=ba3bd0f99be8c0f5a503d5dffe50d7cb007f047a;hpb=4a401ca1c60f428daa242dbdd102fdb3f327ebfb;p=lilypond.git

diff --git a/lily/lily-parser.cc b/lily/lily-parser.cc
index ba3bd0f99b..550f6fb847 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--2012 Han-Wen Nienhuys <hanwen@xs4all.nl>
   Jan Nieuwenhuizen <janneke@gnu.org>
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -32,6 +32,7 @@
 #include "paper-book.hh"
 #include "parser.hh"
 #include "score.hh"
+#include "source-file.hh"
 #include "sources.hh"
 #include "warn.hh"
 #include "program-option.hh"
@@ -44,6 +45,7 @@ Lily_parser::Lily_parser (Sources *sources)
   sources_ = sources;
   default_duration_ = Duration (2, 0);
   error_level_ = 0;
+  closures_ = SCM_EOL;
 
   smobify_self ();
 
@@ -51,13 +53,14 @@ 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)
 {
   lexer_ = 0;
   sources_ = src.sources_;
   default_duration_ = src.default_duration_;
-  error_level_ = src.error_level_;
+  error_level_ = 0;
   output_basename_ = src.output_basename_;
+  closures_ = closures;
 
   smobify_self ();
   if (src.lexer_)
@@ -76,6 +79,7 @@ SCM
 Lily_parser::mark_smob (SCM s)
 {
   Lily_parser *parser = (Lily_parser *) SCM_CELL_WORD_1 (s);
+  scm_gc_mark (parser->closures_);
   return (parser->lexer_) ? parser->lexer_->self_scm () : SCM_EOL;
 }
 
@@ -96,7 +100,6 @@ Lily_parser::print_smob (SCM s, SCM port, scm_print_state *)
 void
 Lily_parser::parse_file (string init, string name, string out_name)
 {
-  // TODO: use $parser
   lexer_->set_identifier (ly_symbol2scm ("parser"), self_scm ());
   output_basename_ = out_name;
 
@@ -117,7 +120,11 @@ 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.
@@ -128,12 +135,6 @@ 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 ();
 }
@@ -141,32 +142,46 @@ Lily_parser::parse_file (string init, string name, string out_name)
 void
 Lily_parser::parse_string (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 (string ly_code, 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 (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)
 {
-  lexer_->add_string_include (ly_code);
+  lexer_->new_input ("<included string>", ly_code, sources_);
 }
 
 void