release: 1.3.81

[lilypond.git] / lily / my-lily-lexer.cc

diff --git a/lily/my-lily-lexer.cc b/lily/my-lily-lexer.cc
index 1aa7bb77e9317e748ca6bc262c3830399bfe0481..6fe78ea1ccd69bb0ee649461818d647cf1ea9ba3 100644 (file)
--- a/lily/my-lily-lexer.cc
+++ b/lily/my-lily-lexer.cc
@@ -3,77 +3,91 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+  (c)  1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
 */
 
 #include <strstream.h>
 #include <ctype.h>
-#include "notename-table.hh"
+
 #include "interval.hh"
 #include "identifier.hh"
-#include "assoc-iter.hh"
+#include "lily-guile.hh"
 #include "parser.hh"
 #include "keyword.hh"
-#include "assoc.hh"
 #include "my-lily-lexer.hh"
 #include "debug.hh"
 #include "source-file.hh"
-#include "parseconstruct.hh"
+#include "main.hh"
+#include "scope.hh"
+#include "input.hh"
+#include "moment.hh"
 
 static Keyword_ent the_key_tab[]={
+  {"autochange", AUTOCHANGE},
+  {"spanrequest", SPANREQUEST},
+  {"commandspanrequest", COMMANDSPANREQUEST},  
+  {"simultaneous", SIMULTANEOUS},
+  {"sequential", SEQUENTIAL},
   {"accepts", ACCEPTS},
+  {"alternative", ALTERNATIVE},
   {"bar", BAR},
-  {"cadenza", CADENZA},
-  {"clear", CLEAR},
+  {"breathe", BREATHE},
+  {"char", CHAR_T},
+  {"chordmodifiers", CHORDMODIFIERS},
+  {"chords", CHORDS},
   {"clef", CLEF},
   {"cm", CM_T},
   {"consists", CONSISTS},
-  {"contains", CONTAINS},
+  {"consistsend", CONSISTSEND},
+  {"context", CONTEXT},
+  {"denies", DENIES},
   {"duration", DURATION},
-  {"absdynamic", ABSDYNAMIC},
+  {"font", FONT},
+  {"grace", GRACE},
+  {"header", HEADER},
   {"in", IN_T},
-  {"translator", TRANSLATOR},
-  {"type", TYPE},
-  {"lyric", LYRIC},
+  {"lyrics", LYRICS},
   {"key", KEY},
-  {"melodic" , MELODIC},
-  {"melodic_request", MELODIC_REQUEST},
-  {"meter", METER},
+  {"mark", MARK},
+  {"musicalpitch", MUSICAL_PITCH},
+  {"time", TIME_T},
+  {"times", TIMES},
   {"midi", MIDI},
   {"mm", MM_T},
-  {"multi", MULTI},
-  {"header", HEADER},
+  {"name", NAME},
   {"notenames", NOTENAMES},
-  {"octave", OCTAVE},
-  {"output", OUTPUT},
+  {"notes", NOTES},
+  {"outputproperty", OUTPUTPROPERTY},
+  {"pushproperty", PUSHPROPERTY},
+  {"popproperty", POPPROPERTY},
   {"partial", PARTIAL},
   {"paper", PAPER},
+  {"penalty", PENALTY},
   {"property", PROPERTY},
   {"pt", PT_T},
+  {"relative", RELATIVE},
+  {"remove", REMOVE},
+  {"repeat", REPEAT},
+  {"addlyrics", ADDLYRICS},
+  {"partcombine", PARTCOMBINE},
   {"score", SCORE},
   {"script", SCRIPT},
-  {"shape", SHAPE},
   {"skip", SKIP},
-  {"staff", STAFF},
-  {"table", TABLE},
-  {"spandynamic", SPANDYNAMIC},
-  {"symboltables", SYMBOLTABLES},
+  {"textscript", TEXTSCRIPT},
   {"tempo", TEMPO},
-  {"texid", TEXID},
-  {"textstyle", TEXTSTYLE},
+  {"translator", TRANSLATOR},
   {"transpose", TRANSPOSE},
-  {"version", VERSION},
-  {"grouping", GROUPING},
+  {"type", TYPE},
   {0,0}
 };
 
 My_lily_lexer::My_lily_lexer()
 {
   keytable_p_ = new Keyword_table (the_key_tab);
-  identifier_p_dict_p_ = new Dictionary<Identifier*>;
+  toplevel_scope_p_ = new Scope;
+  scope_l_arr_.push (toplevel_scope_p_);
   errorlevel_i_ = 0;
-  post_quotes_b_ = false;
-  note_tab_p_ = new Notename_table;
+  main_input_b_ = false;
 }
 
 int
@@ -82,61 +96,49 @@ My_lily_lexer::lookup_keyword (String s)
   return keytable_p_->lookup (s.ch_C ());
 }
 
-Identifier*
+SCM
 My_lily_lexer::lookup_identifier (String s)
 {
-  if (!identifier_p_dict_p_->elt_b (s))
-    return 0;
-
-  return (*identifier_p_dict_p_)[s];
+  SCM sym = ly_symbol2scm (s.ch_C());
+  
+  for (int i = scope_l_arr_.size (); i--; )
+    if (scope_l_arr_[i]->elem_b (sym))
+      return scope_l_arr_[i]->scm_elem(sym);
+  return SCM_UNSPECIFIED;
 }
 
+void
+My_lily_lexer::start_main_input ()
+{  
+  new_input (main_input_str_, source_global_l);
+  allow_includes_b_ = allow_includes_b_ &&  !(safe_global_b);
+}
 
 void
-My_lily_lexer::set_identifier (String name_str, Identifier*i)
+My_lily_lexer::set_identifier (String name_str, SCM s)
 {
-  Identifier *old = lookup_identifier (name_str);
-  if  (old)
+  if (lookup_keyword (name_str) >= 0)
     {
-      old->warning(_("redeclaration of \\") + name_str);
-      delete old;
+      warning (  _f ("Identifier name is a keyword: `%s'", name_str));
     }
-  (*identifier_p_dict_p_)[name_str] = i;
+  
+  scope_l_arr_.top ()->set (name_str, s);
 }
 
 My_lily_lexer::~My_lily_lexer()
 {
   delete keytable_p_;
-
-  for (Assoc_iter<String,Identifier*>
-        ai (*identifier_p_dict_p_); ai.ok(); ai++)
-    {
-      DOUT << "deleting: " << ai.key()<<'\n';
-      delete ai.val();
-    }
-  delete note_tab_p_;
-  delete identifier_p_dict_p_;
-}
-void
-My_lily_lexer::print_declarations (bool init_b) const
-{
-  for (Assoc_iter<String,Identifier*> ai (*identifier_p_dict_p_);
-       ai.ok(); ai++)
-    {
-      if (ai.val()->init_b_ == init_b)
-       {
-         DOUT << ai.key() << '=';
-         ai.val()->print ();
-       }
-    }
+  delete toplevel_scope_p_ ;
 }
 
+
+
 void
 My_lily_lexer::LexerError (char const *s)
 {
   if (include_stack_.empty())
     {
-      *mlog << _("error at EOF") << s << '\n';
+      progress_indication (_f ("error at EOF: %s", s)+ String ("\n"));
     }
   else
     {
@@ -146,25 +148,6 @@ My_lily_lexer::LexerError (char const *s)
     }
 }
 
-Melodic_req*
-My_lily_lexer::lookup_melodic_req_l (String s)
-{
-  return note_tab_p_->get_l (s);
-}
-
-void
-My_lily_lexer::add_notename (String s, Melodic_req *p)
-{
-  note_tab_p_->add (s,p);
-}
-
-void
-My_lily_lexer::clear_notenames()
-{
-  delete note_tab_p_;
-  note_tab_p_ = new Notename_table;
-}
-
 char
 My_lily_lexer::escaped_char(char c) const
 {
@@ -182,3 +165,10 @@ My_lily_lexer::escaped_char(char c) const
     }
   return 0;
 }
+
+Input
+My_lily_lexer::here_input () const
+{
+  Source_file * f_l= source_file_l ();
+  return Input (f_l, (char*)here_ch_C ());
+}