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[]={
- {"accepts", ACCEPTS},
- {"alias", ALIAS},
- {"bar", BAR},
- {"cadenza", CADENZA},
- {"clear", CLEAR},
- {"clef", CLEF},
- {"cm", CM_T},
- {"consists", CONSISTS},
- {"contains", CONTAINS},
- {"duration", DURATIONCOMMAND},
- {"absdynamic", ABSDYNAMIC},
- {"group", GROUP},
- {"geometric", GEOMETRIC},
- {"hshift", HSHIFT},
- {"id", ID},
- {"in", IN_T},
- {"init_end", INIT_END},
- {"requestengraver", REQUESTENGRAVER},
- {"lyric", LYRIC},
- {"key", KEY},
- {"melodic" , MELODIC},
- {"melodic_request", MELODIC_REQUEST},
- {"meter", METER},
- {"midi", MIDI},
- {"mm", MM_T},
- {"multi", MULTI},
- {"note", NOTE},
- {"notenames", NOTENAMES},
- {"octave", OCTAVECOMMAND},
- {"output", OUTPUT},
- {"partial", PARTIAL},
- {"paper", PAPER},
- {"plet", PLET},
- {"pt", PT_T},
- {"score", SCORE},
- {"script", SCRIPT},
- {"skip", SKIP},
- {"staff", STAFF},
- {"start", START_T},
- {"stem", STEM},
- {"table", TABLE},
- {"spandynamic", SPANDYNAMIC},
- {"symboltables", SYMBOLTABLES},
- {"tempo", TEMPO},
- {"texid", TEXID},
- {"textstyle", TEXTSTYLE},
- {"transpose", TRANSPOSE},
- {"unitspace", UNITSPACE},
- {"width", WIDTH},
- {"version", VERSION},
- {"grouping", GROUPING},
- {0,0}
+ {"acciaccatura", ACCIACCATURA},
+ {"accepts", ACCEPTS},
+ {"addlyrics", ADDLYRICS},
+ {"addquote", ADDQUOTE},
+ {"alias", ALIAS},
+ {"alternative", ALTERNATIVE},
+ {"apply", APPLY},
+ {"applycontext", APPLYCONTEXT},
+ {"applyoutput", APPLYOUTPUT},
+ {"appoggiatura", APPOGGIATURA},
+ {"autochange", AUTOCHANGE},
+ {"bar", BAR},
+ {"breathe", BREATHE},
+ {"change", CHANGE},
+ {"chords", CHORDS},
+ {"clef", CLEF},
+ {"consists", CONSISTS},
+ {"consistsend", CONSISTSEND},
+ {"context", CONTEXT},
+ {"default", DEFAULT},
+ {"denies", DENIES},
+ {"drums", DRUMS},
+ {"description", DESCRIPTION},
+ {"figures",FIGURES},
+ {"grace", GRACE},
+ {"grobdescriptions", GROBDESCRIPTIONS},
+ {"header", HEADER},
+ {"key", KEY},
+ {"lyrics", LYRICS},
+ {"lyricsto", NEWADDLYRICS},
+ {"mark", MARK},
+ {"markup", MARKUP},
+ {"midi", MIDI},
+ {"name", NAME},
+ {"new", NEWCONTEXT},
+ {"notes", NOTES},
+ {"octave", OCTAVE},
+ {"once", ONCE},
+ {"override", OVERRIDE},
+ {"paper", PAPER},
+ {"partcombine", PARTCOMBINE},
+ {"partial", PARTIAL},
+ {"quote", QUOTE},
+ {"relative", RELATIVE},
+ {"remove", REMOVE},
+ {"repeat", REPEAT},
+ {"rest", REST},
+ {"revert", REVERT},
+ {"score", SCORE},
+ {"sequential", SEQUENTIAL},
+ {"set", SET},
+ {"simultaneous", SIMULTANEOUS},
+ {"skip", SKIP},
+ {"tag", TAG},
+ {"tempo", TEMPO},
+ {"time", TIME_T},
+ {"times", TIMES},
+ {"translator", TRANSLATOR},
+ {"transpose", TRANSPOSE},
+ {"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_assoc_p_ = new Assoc<String, 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);
+ 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_assoc_p_->elt_b(s))
- return 0;
-
- return (*identifier_assoc_p_)[s];
+ SCM sc = gh_car (scopes_);
+ scopes_ = gh_cdr (scopes_);
+ scm_set_current_module (gh_car (scopes_));
+
+ return sc;
}
-void
-My_lily_lexer::add_identifier(Identifier*i)
+int
+My_lily_lexer::lookup_keyword (String s)
{
- delete lookup_identifier(i->name_str_);
- (*identifier_assoc_p_)[i->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_assoc_p_); ai.ok(); ai++) {
- mtor << "deleting: " << ai.key()<<'\n';
- delete ai.val();
+ SCM sym = ly_symbol2scm (s.to_str0());
+ for (SCM s = scopes_; gh_pair_p (s); s = gh_cdr (s))
+ {
+ 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_assoc_p_;
+
+ return SCM_UNDEFINED;
}
+
void
-My_lily_lexer::print_declarations(bool init_b)const
+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::set_identifier (SCM name, SCM s)
{
- for (Assoc_iter<String,Identifier*> ai(*identifier_assoc_p_); ai.ok();
- ai++) {
- if (ai.val()->init_b_ == init_b)
- ai.val()->print();
+ assert (gh_string_p (name));
+
+ if (lookup_keyword (ly_scm2string (name)) >= 0)
+ {
+ size_t sz;
+ char * str = gh_scm2newstr (name, &sz) ;
+ warning (_f ("Identifier name is a keyword: `%s'", str));
+ free (str);
}
+
+ SCM sym = scm_string_to_symbol (name);
+ SCM mod = gh_car (scopes_);
+
+ scm_module_define (mod, sym, s);
+}
+
+My_lily_lexer::~My_lily_lexer ()
+{
+ delete keytable_;
}
+
+
void
-My_lily_lexer::LexerError(char const *s)
+My_lily_lexer::LexerError (char const *s)
{
- if (include_stack_.empty()) {
- *mlog << "error at EOF" << s << '\n';
- } else {
- errorlevel_i_ |= 1;
-
- Input spot(source_file_l(),here_ch_C());
-
- spot.error( s );
+ 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);
}
}
-Melodic_req*
-My_lily_lexer::lookup_melodic_req_l(String s)
+char
+My_lily_lexer::escaped_char (char c) const
{
- return note_tab_p_->get_l(s);
+ switch (c)
+ {
+ case 'n':
+ return '\n';
+ case 't':
+ return '\t';
+
+ case '\'':
+ case '\"':
+ case '\\':
+ return c;
+ }
+ return 0;
}
-void
-My_lily_lexer::add_notename(String s, Melodic_req *p)
+Input
+My_lily_lexer::here_input () const
{
- note_tab_p_->add(s,p);
+ Source_file * f= get_source_file ();
+ return Input (f, (char*)here_str0 ());
}
void
-My_lily_lexer::clear_notenames()
+My_lily_lexer::prepare_for_next_token ()
{
- delete note_tab_p_;
- note_tab_p_ = new Notename_table;
+ last_input_ = here_input();
}