/*
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
#include "paper-book.hh"
#include "parser.hh"
#include "score.hh"
+#include "source-file.hh"
#include "sources.hh"
#include "warn.hh"
#include "program-option.hh"
sources_ = sources;
default_duration_ = Duration (2, 0);
error_level_ = 0;
+ closures_ = SCM_EOL;
smobify_self ();
lexer_->unprotect ();
}
-Lily_parser::Lily_parser (Lily_parser const &src)
+Lily_parser::Lily_parser (Lily_parser const &src, SCM closures, SCM location)
{
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_)
{
- lexer_ = new Lily_lexer (*src.lexer_, this);
+ lexer_ = new Lily_lexer (*src.lexer_, this, location);
+ lexer_->unprotect ();
}
-
- lexer_->unprotect ();
}
Lily_parser::~Lily_parser ()
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;
}
/* 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;
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.
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
}
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;