source file of the GNU LilyPond music typesetter
- (c) 1997--1998 Han-Wen Nienhuys <hanwen@cs.uu.nl>
+ (c) 1997--2003 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 "scope.hh"
+#include "input.hh"
+#include "moment.hh"
+#include "ly-modules.hh"
+
static Keyword_ent the_key_tab[]={
- {"absdynamic", ABSDYNAMIC},
+ {"alias", ALIAS},
+ {"apply", APPLY},
+ {"applycontext", APPLYCONTEXT},
+ {"autochange", AUTOCHANGE},
+ {"simultaneous", SIMULTANEOUS},
+ {"sequential", SEQUENTIAL},
{"accepts", ACCEPTS},
+ {"alternative", ALTERNATIVE},
{"bar", BAR},
- {"cadenza", CADENZA},
+ {"breathe", BREATHE},
+ {"chordmodifiers", CHORDMODIFIERS},
+ {"chordnames", CHORDNAMES},
+ {"chords", CHORDS},
{"clef", CLEF},
- {"cm", CM_T},
{"consists", CONSISTS},
+ {"consistsend", CONSISTSEND},
+ {"context", CONTEXT},
+ {"default", DEFAULT},
+ {"denies", DENIES},
{"duration", DURATION},
- {"font", FONT},
- {"grouping", GROUPING},
+ {"grobdescriptions", GROBDESCRIPTIONS},
+ {"figures",FIGURES},
+ {"grace", GRACE},
{"header", HEADER},
- {"in", IN_T},
{"lyrics", LYRICS},
{"key", KEY},
- {"keysignature", KEYSIGNATURE},
{"mark", MARK},
- {"musicalpitch", MUSICAL_PITCH},
+ {"markup", MARKUP},
+ {"once", ONCE},
+ {"pitch", PITCH},
{"time", TIME_T},
{"times", TIMES},
{"midi", MIDI},
- {"mm", MM_T},
{"name", NAME},
- {"notenames", NOTENAMES},
- {"notes" , NOTES},
- {"output", OUTPUT},
+ {"pitchnames", PITCHNAMES},
+ {"notes", NOTES},
+ {"outputproperty", OUTPUTPROPERTY},
+ {"override", OVERRIDE},
+ {"set", SET},
+ {"rest", REST},
+ {"revert", REVERT},
{"partial", PARTIAL},
{"paper", PAPER},
- {"penalty", PENALTY},
{"property", PROPERTY},
- {"pt", PT_T},
{"relative", RELATIVE},
{"remove", REMOVE},
- {"scm", SCHEME},
+ {"repeat", REPEAT},
+ {"addlyrics", ADDLYRICS},
+ {"partcombine", PARTCOMBINE},
{"score", SCORE},
- {"script", SCRIPT},
- {"shape", SHAPE},
{"skip", SKIP},
- {"table", TABLE},
- {"spandynamic", SPANDYNAMIC},
- {"symboltables", SYMBOLTABLES},
{"tempo", TEMPO},
{"translator", TRANSLATOR},
- {"type", TYPE},
{"transpose", TRANSPOSE},
- {"version", VERSION},
+ {"type", TYPE},
+ {"unset", UNSET},
{0,0}
};
-My_lily_lexer::My_lily_lexer()
+
+My_lily_lexer::My_lily_lexer ()
+{
+ keytable_ = new Keyword_table (the_key_tab);
+ 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 ()
{
- 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;
+ 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)
{
- for (int i = scope_l_arr_.size (); i--; )
- if (scope_l_arr_[i]->elem_b (s))
- return (*scope_l_arr_[i])[s];
- 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_UNSPECIFIED;
}
void
My_lily_lexer::start_main_input ()
{
- if (!monitor->silent_b ("InitDeclarations") && check_debug)
- print_declarations (true);
- if (!monitor->silent_b ("InitLexer") && check_debug)
- set_debug (1);
-
- new_input (main_input_str_, source_global_l);
-
- print_declarations(true);
+ new_input (main_input_string_, &global_input_file->sources_);
+ allow_includes_b_ = allow_includes_b_ && ! (safe_global_b);
}
void
-My_lily_lexer::set_identifier (String name_str, Identifier* i, bool unique_b)
+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 ())[name_str] = i;
-}
-My_lily_lexer::~My_lily_lexer()
-{
- 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 init_b) const
+My_lily_lexer::~My_lily_lexer ()
{
- for (int i=scope_l_arr_.size (); i--; )
- {
- DOUT << "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_.empty ())
{
- *mlog << _f ("error at EOF: %s", s) << endl;
+ 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_pitch (String s)
-{
- return (*note_tab_p_)[s];
-}
-
-bool
-My_lily_lexer::notename_b (String s) const
-{
- return note_tab_p_->elem_b (s);
-}
-
-void
-My_lily_lexer::add_notename (String s, Musical_pitch p)
-{
- (*note_tab_p_)[s] = p;
-}
-
-void
-My_lily_lexer::set_notename_table(Notename_table *p)
-{
- delete note_tab_p_;
- note_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';
}
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();
+}
+
+#if 0
+SCM
+My_lily_lexer::scan_markup_word (String s)
+{
+ /*
+ TODO: better implementation:
+
+ - make a table of markup functions, for quicker lookup
+
+ - error handling.
+
+ */
+ SCM s = scm_c_eval_str ((s + "-markup").to_str0());
+ yylval.scm = s;
+ return MARKUP_HEAD;
+}
+#endif