source file of the GNU LilyPond music typesetter
- (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.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 "input-file-results.hh"
#include "lily-guile.hh"
#include "parser.hh"
#include "keyword.hh"
#include "my-lily-lexer.hh"
-#include "debug.hh"
+#include "warn.hh"
#include "source-file.hh"
#include "main.hh"
-#include "scope.hh"
#include "input.hh"
#include "moment.hh"
+#include "ly-modules.hh"
+
static Keyword_ent the_key_tab[]={
- {"autochange", AUTOCHANGE},
- {"spanrequest", SPANREQUEST},
- {"commandspanrequest", COMMANDSPANREQUEST},
- {"simultaneous", SIMULTANEOUS},
- {"sequential", SEQUENTIAL},
+ {"acciaccatura", ACCIACCATURA},
{"accepts", ACCEPTS},
+ {"addlyrics", ADDLYRICS},
+ {"alias", ALIAS},
{"alternative", ALTERNATIVE},
+ {"apply", APPLY},
+ {"applycontext", APPLYCONTEXT},
+ {"applyoutput", APPLYOUTPUT},
+ {"appoggiatura", APPOGGIATURA},
+ {"autochange", AUTOCHANGE},
{"bar", BAR},
{"breathe", BREATHE},
- {"char", CHAR_T},
- {"chordmodifiers", CHORDMODIFIERS},
+ {"change", CHANGE},
{"chords", CHORDS},
{"clef", CLEF},
- {"cm", CM_T},
{"consists", CONSISTS},
{"consistsend", CONSISTSEND},
{"context", CONTEXT},
- {"duration", DURATION},
- {"font", FONT},
+ {"default", DEFAULT},
+ {"denies", DENIES},
+ {"drums", DRUMS},
+ {"description", DESCRIPTION},
+ {"figures",FIGURES},
{"grace", GRACE},
+ {"grobdescriptions", GROBDESCRIPTIONS},
{"header", HEADER},
- {"in", IN_T},
- {"lyrics", LYRICS},
{"key", KEY},
- {"keysignature", KEYSIGNATURE},
+ {"lyrics", LYRICS},
+ {"lyricsto", NEWADDLYRICS},
{"mark", MARK},
- {"musicalpitch", MUSICAL_PITCH},
- {"time", TIME_T},
- {"times", TIMES},
+ {"markup", MARKUP},
{"midi", MIDI},
- {"mm", MM_T},
{"name", NAME},
- {"notenames", NOTENAMES},
+ {"new", NEWCONTEXT},
{"notes", NOTES},
- {"partial", PARTIAL},
+ {"octave", OCTAVE},
+ {"once", ONCE},
+ {"override", OVERRIDE},
{"paper", PAPER},
- {"penalty", PENALTY},
- {"property", PROPERTY},
- {"pt", PT_T},
+ {"partcombine", PARTCOMBINE},
+ {"partial", PARTIAL},
{"relative", RELATIVE},
{"remove", REMOVE},
{"repeat", REPEAT},
- {"repetitions", REPETITIONS},
- {"addlyrics", ADDLYRICS},
+ {"rest", REST},
+ {"revert", REVERT},
{"score", SCORE},
- {"script", SCRIPT},
+ {"sequential", SEQUENTIAL},
+ {"set", SET},
+ {"simultaneous", SIMULTANEOUS},
{"skip", SKIP},
- {"textscript", TEXTSCRIPT},
+ {"tag", TAG},
{"tempo", TEMPO},
+ {"time", TIME_T},
+ {"times", TIMES},
{"translator", TRANSLATOR},
{"transpose", TRANSPOSE},
{"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);
- toplevel_scope_p_ = new Scope;
- scope_l_arr_.push (toplevel_scope_p_);
- errorlevel_i_ = 0;
- note_tab_p_ = new Notename_table;
- chordmodifier_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;
}
+void
+My_lily_lexer::add_scope (SCM module)
+{
+ 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_);
+}
+
+SCM
+My_lily_lexer::remove_scope ()
+{
+ SCM sc = gh_car (scopes_);
+ scopes_ = gh_cdr (scopes_);
+ scm_set_current_module (gh_car (scopes_));
+
+ return sc;
+}
+
+
int
My_lily_lexer::lookup_keyword (String s)
{
- return keytable_p_->lookup (s.ch_C ());
+ return keytable_->lookup (s.to_str0 ());
}
-Identifier*
+SCM
My_lily_lexer::lookup_identifier (String 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]->elem(sym);
- return 0;
+ 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);
+ }
+
+ return SCM_UNDEFINED;
}
void
My_lily_lexer::start_main_input ()
{
- if (flower_dstream && !flower_dstream->silent_b ("InitDeclarations") && flower_dstream)
- print_declarations (true);
- if (flower_dstream && !flower_dstream->silent_b ("InitLexer") && flower_dstream)
- set_debug (1);
-
+ new_input (main_input_name_, &global_input_file->sources_);
+ allow_includes_b_ = allow_includes_b_ && ! safe_global_b;
- new_input (main_input_str_, source_global_l);
- allow_includes_b_ = allow_includes_b_ && !(safe_global_b);
-
-
- print_declarations(true);
+ scm_module_define (gh_car (scopes_),
+ ly_symbol2scm ("input-file-name"),
+ scm_makfrom0str (main_input_name_.to_str0 ()));
}
void
-My_lily_lexer::set_identifier (String name_str, Identifier* i, bool )
+My_lily_lexer::set_identifier (SCM name, SCM s)
{
- Identifier *old =0;
- if (scope_l_arr_.top ()->elem_b (name_str))
- old = scope_l_arr_.top ()->elem(name_str);
-
-
- if (old)
- {
-#if 0
- if (unique_b)
- old->warning(_f ("redeclaration of `\\%s'", name_str));
-#endif
- delete old;
- }
- if (lookup_keyword (name_str) >= 0)
+ assert (gh_string_p (name));
+
+ if (lookup_keyword (ly_scm2string (name)) >= 0)
{
- warning ( _f ("Identifier name is a keyword: `%s'", name_str));
+ size_t sz;
+ char * str = gh_scm2newstr (name, &sz) ;
+ warning (_f ("Identifier name is a keyword: `%s'", str));
+ free (str);
}
-
- scope_l_arr_.top ()->elem (name_str) = i;
-}
-My_lily_lexer::~My_lily_lexer()
-{
- delete chordmodifier_tab_p_;
- delete keytable_p_;
- delete toplevel_scope_p_ ;
- delete note_tab_p_;
+ SCM sym = scm_string_to_symbol (name);
+ SCM mod = gh_car (scopes_);
+
+ scm_module_define (mod, sym, s);
}
-void
-My_lily_lexer::print_declarations (bool ) const
+My_lily_lexer::~My_lily_lexer ()
{
- for (int i=scope_l_arr_.size (); i--; )
- {
- DEBUG_OUT << "Scope no. " << i << '\n';
- scope_l_arr_[i]->print ();
- }
+ delete keytable_;
}
+
+
void
My_lily_lexer::LexerError (char const *s)
{
- if (include_stack_.empty())
+ if (include_stack_.is_empty ())
{
progress_indication (_f ("error at EOF: %s", s)+ String ("\n"));
}
else
{
- errorlevel_i_ |= 1;
- Input spot (source_file_l(),here_ch_C());
+ errorlevel_ |= 1;
+ Input spot (get_source_file (), here_str0 ());
spot.error (s);
}
}
-Musical_pitch
-My_lily_lexer::lookup_notename (String s)
-{
- return note_tab_p_->get_pitch (s);
-}
-
-Musical_pitch
-My_lily_lexer::lookup_chordmodifier (String s)
-{
- return chordmodifier_tab_p_->get_pitch (s);
-}
-
-
-void
-My_lily_lexer::set_notename_table (Notename_table *p)
-{
- delete note_tab_p_;
- note_tab_p_ = p;
-}
-
-
-
-void
-My_lily_lexer::set_chordmodifier_table (Notename_table *p)
-{
- delete chordmodifier_tab_p_;
- chordmodifier_tab_p_ = p;
-}
-
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';
Input
My_lily_lexer::here_input () const
{
- Source_file * f_l= source_file_l ();
- return Input (f_l, (char*)here_ch_C ());
+ Source_file * f= get_source_file ();
+ return Input (f, (char*)here_str0 ());
+}
+
+void
+My_lily_lexer::prepare_for_next_token ()
+{
+ last_input_ = here_input();
}