/*
- my-lily-lexer.cc -- implement My_lily_lexer
+ my-lily-lexer.cc -- implement Lily_lexer
source file of the GNU LilyPond music typesetter
#include "lily-proto.hh"
#include "scm-hash.hh"
#include "interval.hh"
-#include "input-file-results.hh"
#include "lily-guile.hh"
#include "parser.hh"
#include "keyword.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},
- {"breathe", BREATHE},
+ {"book", BOOK},
+ {"bookpaper", BOOKPAPER},
{"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},
+ {"lyricsto", LYRICSTO},
{"mark", MARK},
{"markup", MARKUP},
{"midi", MIDI},
{"name", NAME},
{"new", NEWCONTEXT},
+ {"newlyrics", NEWLYRICS},
{"notes", NOTES},
{"octave", OCTAVE},
{"once", ONCE},
{"override", OVERRIDE},
{"paper", PAPER},
- {"partcombine", PARTCOMBINE},
{"partial", PARTIAL},
{"quote", QUOTE},
{"relative", RELATIVE},
};
-My_lily_lexer::My_lily_lexer ()
+Lily_lexer::Lily_lexer (Sources *sources)
{
keytable_ = new Keyword_table (the_key_tab);
encoding_ = SCM_EOL;
- chordmodifier_tab_ = scm_make_vector (scm_int2num (1), SCM_EOL);
+ chordmodifier_tab_ = SCM_EOL;
pitchname_tab_stack_ = SCM_EOL;
+ sources_ = sources;
+ scopes_ = SCM_EOL;
+ error_level_ = 0;
+ main_input_b_ = false;
+
+ smobify_self ();
+ add_scope (ly_make_anonymous_module (false));
+ push_note_state (scm_c_make_hash_table (0));
+ chordmodifier_tab_ = scm_make_vector (scm_int2num (1), SCM_EOL);
+}
+
+Lily_lexer::Lily_lexer (Lily_lexer const &src)
+ : Includable_lexer ()
+{
+ keytable_ = (src.keytable_) ? new Keyword_table (*src.keytable_) : 0;
+ encoding_ = src.encoding_;
+ chordmodifier_tab_ = src.chordmodifier_tab_;
+ pitchname_tab_stack_ = src.pitchname_tab_stack_;
+ sources_ = src.sources_;
+
+ error_level_ = src.error_level_;
+ main_input_b_ = src.main_input_b_;
+
scopes_ = SCM_EOL;
- add_scope (ly_make_anonymous_module ());
- errorlevel_ = 0;
+ smobify_self ();
+
+ SCM scopes = SCM_EOL;
+ SCM* tail = &scopes;
+ for (SCM s = src.scopes_; ly_c_pair_p (s); s = ly_cdr (s))
+ {
+ SCM newmod = ly_make_anonymous_module (false);
+ ly_import_module (newmod, ly_car (s));
+ *tail = scm_cons (newmod, SCM_EOL);
+ tail = SCM_CDRLOC (*tail);
+ }
+
+ scopes_ = scopes;
+ push_note_state (scm_c_make_hash_table (0));
+}
- main_input_b_ = false;
+Lily_lexer::~Lily_lexer ()
+{
+ delete keytable_;
}
SCM
-My_lily_lexer::encoding () const
+Lily_lexer::encoding () const
{
return encoding_ ;
}
+
void
-My_lily_lexer::add_scope (SCM module)
+Lily_lexer::add_scope (SCM module)
{
ly_reexport_module (scm_current_module ());
scm_set_current_module (module);
- for (SCM s = scopes_; is_pair (s); s = ly_cdr (s))
+ for (SCM s = scopes_; ly_c_pair_p (s); s = ly_cdr (s))
{
- /* UGH. how to do this more neatly? */
- SCM expr
- = scm_list_3 (ly_symbol2scm ("module-use!"),
- module,
- scm_list_2 (ly_symbol2scm ("module-public-interface"),
- ly_car (s)));
- scm_primitive_eval (expr);
+ ly_use_module (module, ly_car (s));
}
scopes_ = scm_cons (module, scopes_);
}
SCM
-My_lily_lexer::remove_scope ()
+Lily_lexer::remove_scope ()
{
SCM sc = ly_car (scopes_);
scopes_ = ly_cdr (scopes_);
int
-My_lily_lexer::lookup_keyword (String s)
+Lily_lexer::lookup_keyword (String s)
{
return keytable_->lookup (s.to_str0 ());
}
SCM
-My_lily_lexer::lookup_identifier (String s)
+Lily_lexer::lookup_identifier_symbol (SCM sym)
{
- SCM sym = ly_symbol2scm (s.to_str0());
- for (SCM s = scopes_; is_pair (s); s = ly_cdr (s))
+ for (SCM s = scopes_; ly_c_pair_p (s); s = ly_cdr (s))
{
SCM var = ly_module_lookup (ly_car (s), sym);
if (var != SCM_BOOL_F)
return SCM_UNDEFINED;
}
+SCM
+Lily_lexer::lookup_identifier (String name)
+{
+ return lookup_identifier_symbol (ly_symbol2scm (name.to_str0 ()));
+}
+
void
-My_lily_lexer::start_main_input ()
+Lily_lexer::start_main_input ()
{
// yy_flex_debug = 1;
-
- new_input (main_input_name_, &global_input_file->sources_);
+ new_input (main_input_name_, sources_);
+
/* Do not allow \include in --safe-mode */
- allow_includes_b_ = allow_includes_b_ && ! safe_global_b;
+ allow_includes_b_ = allow_includes_b_ && !safe_global_b;
scm_module_define (ly_car (scopes_),
ly_symbol2scm ("input-file-name"),
}
void
-My_lily_lexer::set_identifier (SCM name, SCM s)
+Lily_lexer::set_identifier (SCM name, SCM s)
{
- assert (is_string (name));
+ SCM sym = name;
+ if (ly_c_string_p (name))
+ sym = scm_string_to_symbol (name);
- if (lookup_keyword (ly_scm2string (name)) >= 0)
+ if (ly_c_symbol_p (sym))
{
- warning (_f ("Identifier name is a keyword: `%s'", SCM_STRING_CHARS (name)));
- }
-
- SCM sym = scm_string_to_symbol (name);
- SCM mod = ly_car (scopes_);
+ if (lookup_keyword (ly_symbol2string (sym)) >= 0)
+ {
+ warning (_f ("Identifier name is a keyword: `%s'", SCM_SYMBOL_CHARS (sym)));
+ }
- scm_module_define (mod, sym, s);
-}
+ SCM mod = ly_car (scopes_);
-My_lily_lexer::~My_lily_lexer ()
-{
- delete keytable_;
+ scm_module_define (mod, sym, s);
+ }
+ else
+ {
+ programming_error ("Identifier is not a symbol.");
+ }
}
-
-
void
-My_lily_lexer::LexerError (char const *s)
+Lily_lexer::LexerError (char const *s)
{
if (include_stack_.is_empty ())
progress_indication (_f ("error at EOF: %s", s) + String ("\n"));
else
{
- errorlevel_ |= 1;
+ error_level_ |= 1;
Input spot (get_source_file (), here_str0 ());
spot.error (s);
}
}
char
-My_lily_lexer::escaped_char (char c) const
+Lily_lexer::escaped_char (char c) const
{
switch (c)
{
return '\n';
case 't':
return '\t';
-
case '\'':
case '\"':
case '\\':
}
Input
-My_lily_lexer::here_input () const
+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 ()
+Lily_lexer::prepare_for_next_token ()
{
last_input_ = here_input ();
}
void
-My_lily_lexer::set_encoding (String s)
+Lily_lexer::set_encoding (String s)
+{
+ if (s.length ())
+ encoding_ = ly_symbol2scm (s.to_str0 ());
+ else
+ encoding_ = SCM_EOL;
+}
+
+
+#include "ly-smobs.icc"
+
+IMPLEMENT_SMOBS (Lily_lexer);
+IMPLEMENT_TYPE_P (Lily_lexer, "ly:my-lily-lexer?");
+IMPLEMENT_DEFAULT_EQUAL_P (Lily_lexer);
+
+SCM
+Lily_lexer::mark_smob (SCM s)
+{
+ Lily_lexer *lexer = (Lily_lexer*) ly_cdr (s);
+
+ scm_gc_mark (lexer->chordmodifier_tab_);
+ scm_gc_mark (lexer->pitchname_tab_stack_);
+ scm_gc_mark (lexer->scopes_);
+ return lexer->encoding_;
+}
+
+int
+Lily_lexer::print_smob (SCM, SCM port, scm_print_state*)
{
- encoding_ = ly_symbol2scm (s.to_str0 ());
+ scm_puts ("#<Lily_lexer ", port);
+ scm_puts (" >", port);
+ return 1;
}