source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
-#include <strstream.h>
#include <ctype.h>
-#include "notename-table.hh"
+#include <sstream>
+
+#include "lily-proto.hh"
+#include "scm-hash.hh"
#include "interval.hh"
-#include "identifier.hh"
-#include "assoc-iter.hh"
+#include "input-file-results.hh"
+#include "lily-guile.hh"
#include "parser.hh"
#include "keyword.hh"
-#include "assoc.hh"
#include "my-lily-lexer.hh"
-#include "debug.hh"
+#include "warn.hh"
#include "source-file.hh"
-#include "parseconstruct.hh"
+#include "main.hh"
+#include "input.hh"
+#include "moment.hh"
+#include "ly-modules.hh"
+
static Keyword_ent the_key_tab[]={
+ {"acciaccatura", ACCIACCATURA},
{"accepts", ACCEPTS},
+ {"addlyrics", ADDLYRICS},
+ {"addquote", ADDQUOTE},
+ {"alias", ALIAS},
+ {"alternative", ALTERNATIVE},
+ {"apply", APPLY},
+ {"applycontext", APPLYCONTEXT},
+ {"applyoutput", APPLYOUTPUT},
+ {"appoggiatura", APPOGGIATURA},
+ {"autochange", AUTOCHANGE},
{"bar", BAR},
- {"cadenza", CADENZA},
- {"clear", CLEAR},
+ {"breathe", BREATHE},
+ {"change", CHANGE},
+ {"chords", CHORDS},
{"clef", CLEF},
- {"cm", CM_T},
{"consists", CONSISTS},
- {"contains", CONTAINS},
- {"duration", DURATION},
- {"absdynamic", ABSDYNAMIC},
- {"in", IN_T},
- {"translator", TRANSLATOR},
- {"type", TYPE},
- {"lyric", LYRIC},
+ {"consistsend", CONSISTSEND},
+ {"context", CONTEXT},
+ {"default", DEFAULT},
+ {"denies", DENIES},
+ {"drums", DRUMS},
+ {"description", DESCRIPTION},
+ {"figures",FIGURES},
+ {"grace", GRACE},
+ {"grobdescriptions", GROBDESCRIPTIONS},
+ {"header", HEADER},
{"key", KEY},
- {"melodic" , MELODIC},
- {"melodic_request", MELODIC_REQUEST},
- {"meter", METER},
+ {"lyrics", LYRICS},
+ {"lyricsto", NEWADDLYRICS},
+ {"mark", MARK},
+ {"markup", MARKUP},
{"midi", MIDI},
- {"mm", MM_T},
- {"multi", MULTI},
- {"header", HEADER},
- {"notenames", NOTENAMES},
+ {"name", NAME},
+ {"new", NEWCONTEXT},
+ {"notes", NOTES},
{"octave", OCTAVE},
- {"output", OUTPUT},
- {"partial", PARTIAL},
+ {"once", ONCE},
+ {"override", OVERRIDE},
{"paper", PAPER},
- {"property", PROPERTY},
- {"pt", PT_T},
+ {"partcombine", PARTCOMBINE},
+ {"partial", PARTIAL},
+ {"quote", QUOTE},
+ {"relative", RELATIVE},
+ {"remove", REMOVE},
+ {"repeat", REPEAT},
+ {"rest", REST},
+ {"revert", REVERT},
{"score", SCORE},
- {"script", SCRIPT},
+ {"sequential", SEQUENTIAL},
+ {"set", SET},
+ {"simultaneous", SIMULTANEOUS},
{"skip", SKIP},
- {"staff", STAFF},
- {"table", TABLE},
- {"spandynamic", SPANDYNAMIC},
- {"symboltables", SYMBOLTABLES},
+ {"tag", TAG},
{"tempo", TEMPO},
- {"texid", TEXID},
- {"textstyle", TEXTSTYLE},
+ {"time", TIME_T},
+ {"times", TIMES},
+ {"translator", TRANSLATOR},
{"transpose", TRANSPOSE},
- {"version", VERSION},
- {"grouping", GROUPING},
+ {"transposition", TRANSPOSITION},
+ {"type", TYPE},
+ {"unset", UNSET},
+ {"with", WITH},
{0,0}
};
-My_lily_lexer::My_lily_lexer()
+
+My_lily_lexer::My_lily_lexer ()
{
- keytable_p_ = new Keyword_table (the_key_tab);
- identifier_p_dict_p_ = new Dictionary<Identifier*>;
- errorlevel_i_ = 0;
- post_quotes_b_ = false;
- note_tab_p_ = new Notename_table;
+ // yy_flex_debug = 1;
+
+ keytable_ = new Keyword_table (the_key_tab);
+
+ chordmodifier_tab_ = scm_make_vector (gh_int2scm (1), SCM_EOL);
+ pitchname_tab_stack_ = SCM_EOL;
+
+ scopes_ = SCM_EOL;
+
+ add_scope(ly_make_anonymous_module());
+ errorlevel_ =0;
+
+ main_input_b_ = false;
}
-int
-My_lily_lexer::lookup_keyword (String s)
+void
+My_lily_lexer::add_scope (SCM module)
{
- return keytable_p_->lookup (s.ch_C ());
+ ly_reexport_module (scm_current_module ());
+ scm_set_current_module (module);
+ for (SCM s = scopes_; gh_pair_p (s); s = gh_cdr (s))
+ {
+ /*
+ UGH. how to do this more neatly?
+ */
+ SCM expr = scm_list_n (ly_symbol2scm ("module-use!"),
+ module, scm_list_n (ly_symbol2scm ("module-public-interface"),
+ gh_car (s), SCM_UNDEFINED),
+ SCM_UNDEFINED);
+
+ scm_primitive_eval(expr);
+ }
+
+ scopes_ = scm_cons (module, scopes_);
}
-Identifier*
-My_lily_lexer::lookup_identifier (String s)
+SCM
+My_lily_lexer::remove_scope ()
{
- if (!identifier_p_dict_p_->elt_b (s))
- return 0;
+ SCM sc = gh_car (scopes_);
+ scopes_ = gh_cdr (scopes_);
+ scm_set_current_module (gh_car (scopes_));
- return (*identifier_p_dict_p_)[s];
+ return sc;
}
-void
-My_lily_lexer::set_identifier (String name_str, Identifier*i)
+int
+My_lily_lexer::lookup_keyword (String s)
{
- Identifier *old = lookup_identifier (name_str);
- if (old)
- {
- old->warning(_("redeclaration of \\") + name_str);
- delete old;
- }
- (*identifier_p_dict_p_)[name_str] = i;
+ return keytable_->lookup (s.to_str0 ());
}
-My_lily_lexer::~My_lily_lexer()
+SCM
+My_lily_lexer::lookup_identifier (String s)
{
- delete keytable_p_;
-
- for (Assoc_iter<String,Identifier*>
- ai (*identifier_p_dict_p_); ai.ok(); ai++)
+ SCM sym = ly_symbol2scm (s.to_str0());
+ for (SCM s = scopes_; gh_pair_p (s); s = gh_cdr (s))
{
- DOUT << "deleting: " << ai.key()<<'\n';
- delete ai.val();
+ SCM var = ly_module_lookup (gh_car (s), sym);
+ if (var != SCM_BOOL_F)
+ return scm_variable_ref(var);
}
- delete note_tab_p_;
- delete identifier_p_dict_p_;
+
+ return SCM_UNDEFINED;
}
+
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 ();
- }
- }
+My_lily_lexer::start_main_input ()
+{
+ new_input (main_input_name_, &global_input_file->sources_);
+ allow_includes_b_ = allow_includes_b_ && ! safe_global_b;
+
+ scm_module_define (gh_car (scopes_),
+ ly_symbol2scm ("input-file-name"),
+ scm_makfrom0str (main_input_name_.to_str0 ()));
}
void
-My_lily_lexer::LexerError (char const *s)
+My_lily_lexer::set_identifier (SCM name, SCM s)
{
- if (include_stack_.empty())
+ assert (gh_string_p (name));
+
+ if (lookup_keyword (ly_scm2string (name)) >= 0)
{
- *mlog << _("error at EOF") << s << '\n';
- }
- else
- {
- errorlevel_i_ |= 1;
- Input spot (source_file_l(),here_ch_C());
- spot.error (s);
+ size_t sz;
+ char * str = gh_scm2newstr (name, &sz) ;
+ warning (_f ("Identifier name is a keyword: `%s'", str));
+ free (str);
}
-}
-Melodic_req*
-My_lily_lexer::lookup_melodic_req_l (String s)
-{
- return note_tab_p_->get_l (s);
+ SCM sym = scm_string_to_symbol (name);
+ SCM mod = gh_car (scopes_);
+
+ scm_module_define (mod, sym, s);
}
-void
-My_lily_lexer::add_notename (String s, Melodic_req *p)
+My_lily_lexer::~My_lily_lexer ()
{
- note_tab_p_->add (s,p);
+ delete keytable_;
}
+
+
void
-My_lily_lexer::clear_notenames()
+My_lily_lexer::LexerError (char const *s)
{
- delete note_tab_p_;
- note_tab_p_ = new Notename_table;
+ if (include_stack_.is_empty ())
+ {
+ progress_indication (_f ("error at EOF: %s", s)+ String ("\n"));
+ }
+ else
+ {
+ errorlevel_ |= 1;
+ Input spot (get_source_file (), here_str0 ());
+ spot.error (s);
+ }
}
char
-My_lily_lexer::escaped_char(char c) const
+My_lily_lexer::escaped_char (char c) const
{
- switch(c)
+ switch (c)
{
case 'n':
return '\n';
}
return 0;
}
+
+Input
+My_lily_lexer::here_input () const
+{
+ Source_file * f= get_source_file ();
+ return Input (f, (char*)here_str0 ());
+}
+
+void
+My_lily_lexer::prepare_for_next_token ()
+{
+ last_input_ = here_input();
+}