source file of the GNU LilyPond music typesetter
- (c) 1997 Han-Wen Nienhuys <hanwen@stack.nl>
+ (c) 1997--2000 Han-Wen Nienhuys <hanwen@cs.uu.nl>
*/
#include <strstream.h>
#include <ctype.h>
-#include "notename-table.hh"
+
#include "interval.hh"
#include "identifier.hh"
-#include "assoc-iter.hh"
+#include "lily-guile.hh"
#include "parser.hh"
#include "keyword.hh"
-#include "assoc.hh"
#include "my-lily-lexer.hh"
#include "debug.hh"
#include "source-file.hh"
-#include "parseconstruct.hh"
+#include "main.hh"
+#include "scope.hh"
+#include "input.hh"
+#include "moment.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},
- {"hshift", HSHIFT},
- {"id", ID},
- {"in", IN_T},
- {"requesttranslator", REQUESTTRANSLATOR},
- {"lyric", LYRIC},
- {"key", KEY},
- {"melodic" , MELODIC},
- {"melodic_request", MELODIC_REQUEST},
- {"meter", METER},
- {"midi", MIDI},
- {"mm", MM_T},
- {"multi", MULTI},
- {"notenames", NOTENAMES},
- {"octave", OCTAVECOMMAND},
- {"output", OUTPUT},
- {"partial", PARTIAL},
- {"paper", PAPER},
- {"plet", PLET},
- {"pt", PT_T},
- {"score", SCORE},
- {"script", SCRIPT},
- {"skip", SKIP},
- {"staff", STAFF},
- {"stem", STEM},
- {"table", TABLE},
- {"spandynamic", SPANDYNAMIC},
- {"symboltables", SYMBOLTABLES},
- {"tempo", TEMPO},
- {"texid", TEXID},
- {"textstyle", TEXTSTYLE},
- {"transpose", TRANSPOSE},
- {"version", VERSION},
- {"grouping", GROUPING},
- {0,0}
+ {"autochange", AUTOCHANGE},
+ {"spanrequest", SPANREQUEST},
+ {"commandspanrequest", COMMANDSPANREQUEST},
+ {"simultaneous", SIMULTANEOUS},
+ {"sequential", SEQUENTIAL},
+ {"accepts", ACCEPTS},
+ {"alternative", ALTERNATIVE},
+ {"bar", BAR},
+ {"breathe", BREATHE},
+ {"char", CHAR_T},
+ {"chordmodifiers", CHORDMODIFIERS},
+ {"chords", CHORDS},
+ {"clef", CLEF},
+ {"cm", CM_T},
+ {"consists", CONSISTS},
+ {"consistsend", CONSISTSEND},
+ {"context", CONTEXT},
+ {"denies", DENIES},
+ {"duration", DURATION},
+ {"font", FONT},
+ {"grace", GRACE},
+ {"header", HEADER},
+ {"in", IN_T},
+ {"lyrics", LYRICS},
+ {"key", KEY},
+ {"mark", MARK},
+ {"musicalpitch", MUSICAL_PITCH},
+ {"time", TIME_T},
+ {"times", TIMES},
+ {"midi", MIDI},
+ {"mm", MM_T},
+ {"name", NAME},
+ {"notenames", NOTENAMES},
+ {"notes", NOTES},
+ {"outputproperty", OUTPUTPROPERTY},
+ {"pushproperty", PUSHPROPERTY},
+ {"popproperty", POPPROPERTY},
+ {"push", PUSH},
+ {"pop", POP},
+ {"partial", PARTIAL},
+ {"paper", PAPER},
+ {"penalty", PENALTY},
+ {"property", PROPERTY},
+ {"pt", PT_T},
+ {"relative", RELATIVE},
+ {"remove", REMOVE},
+ {"repeat", REPEAT},
+ {"addlyrics", ADDLYRICS},
+ {"partcombine", PARTCOMBINE},
+ {"score", SCORE},
+ {"script", SCRIPT},
+ {"skip", SKIP},
+ {"textscript", TEXTSCRIPT},
+ {"tempo", TEMPO},
+ {"translator", TRANSLATOR},
+ {"transpose", TRANSPOSE},
+ {"type", TYPE},
+ {0,0}
};
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;
+ keytable_p_ = new Keyword_table (the_key_tab);
+ toplevel_scope_p_ = new Scope;
+ scope_l_arr_.push (toplevel_scope_p_);
+ errorlevel_i_ = 0;
+ main_input_b_ = false;
}
int
My_lily_lexer::lookup_keyword (String s)
{
- return keytable_p_->lookup (s);
+ return keytable_p_->lookup (s.ch_C ());
}
-Identifier*
+SCM
My_lily_lexer::lookup_identifier (String s)
{
- if (!identifier_assoc_p_->elt_b (s))
- return 0;
-
- return (*identifier_assoc_p_)[s];
+ SCM sym = ly_symbol2scm (s.ch_C());
+
+ for (int i = scope_l_arr_.size (); i--; )
+ {
+ SCM val = SCM_UNSPECIFIED;
+ if (scope_l_arr_[i]->try_retrieve (sym, &val))
+ return val;
+ }
+ return SCM_UNSPECIFIED;
}
+void
+My_lily_lexer::start_main_input ()
+{
+ new_input (main_input_str_, source_global_l);
+ allow_includes_b_ = allow_includes_b_ && !(safe_global_b);
+}
void
-My_lily_lexer::set_identifier (String name_str, Identifier*i)
+My_lily_lexer::set_identifier (String name_str, SCM s)
{
- Identifier *old = lookup_identifier (name_str);
- if (old) {
- old->warning( "redeclaration of \\" + name_str);
- delete old;
+ if (lookup_keyword (name_str) >= 0)
+ {
+ warning ( _f ("Identifier name is a keyword: `%s'", name_str));
}
- (*identifier_assoc_p_)[name_str] = i;
+
+ scope_l_arr_.top ()->set (name_str, s);
}
My_lily_lexer::~My_lily_lexer()
{
- delete keytable_p_;
-
- for (Assoc_iter<String,Identifier*>
- ai (*identifier_assoc_p_); ai.ok(); ai++) {
- DOUT << "deleting: " << ai.key()<<'\n';
- delete ai.val();
- }
- delete note_tab_p_;
- delete identifier_assoc_p_;
-}
-void
-My_lily_lexer::print_declarations (bool init_b)const
-{
- for (Assoc_iter<String,Identifier*> ai (*identifier_assoc_p_); ai.ok();
- ai++) {
- if (ai.val()->init_b_ == init_b) {
- DOUT << ai.key() << '=';
- ai.val()->print ();
- }
- }
+ delete keytable_p_;
+ delete toplevel_scope_p_ ;
}
+
+
void
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_.empty())
+ {
+ progress_indication (_f ("error at EOF: %s", s)+ String ("\n"));
+ }
+ else
+ {
+ errorlevel_i_ |= 1;
+ Input spot (source_file_l(),here_ch_C());
+ spot.error (s);
}
}
-Melodic_req*
-My_lily_lexer::lookup_melodic_req_l (String s)
-{
- return note_tab_p_->get_l (s);
-}
-
-void
-My_lily_lexer::add_notename (String s, Melodic_req *p)
+char
+My_lily_lexer::escaped_char(char c) const
{
- note_tab_p_->add (s,p);
+ switch(c)
+ {
+ case 'n':
+ return '\n';
+ case 't':
+ return '\t';
+
+ case '\'':
+ case '\"':
+ case '\\':
+ return c;
+ }
+ return 0;
}
-void
-My_lily_lexer::clear_notenames()
+Input
+My_lily_lexer::here_input () const
{
- delete note_tab_p_;
- note_tab_p_ = new Notename_table;
+ Source_file * f_l= source_file_l ();
+ return Input (f_l, (char*)here_ch_C ());
}