2 my-lily-lexer.cc -- implement My_lily_lexer
4 source file of the GNU LilyPond music typesetter
6 (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
11 #include "notename-table.hh"
12 #include "interval.hh"
13 #include "identifier.hh"
16 #include "my-lily-lexer.hh"
18 #include "source-file.hh"
23 static Keyword_ent the_key_tab[]={
24 {"spanrequest", SPANREQUEST},
25 {"simultaneous", SIMULTANEOUS},
26 {"sequential", SEQUENTIAL},
28 {"alternative", ALTERNATIVE},
32 {"chordmodifiers", CHORDMODIFIERS},
36 {"consists", CONSISTS},
37 {"consistsend", CONSISTSEND},
39 {"duration", DURATION},
46 {"keysignature", KEYSIGNATURE},
48 {"musicalpitch", MUSICAL_PITCH},
54 {"notenames", NOTENAMES},
59 {"property", PROPERTY},
61 {"relative", RELATIVE},
64 {"repetitions", REPETITIONS},
65 {"addlyrics", ADDLYRICS},
72 {"textscript", TEXTSCRIPT},
74 {"translator", TRANSLATOR},
75 {"transpose", TRANSPOSE},
81 My_lily_lexer::My_lily_lexer()
83 keytable_p_ = new Keyword_table (the_key_tab);
84 toplevel_scope_p_ = new Scope;
85 scope_l_arr_.push (toplevel_scope_p_);
87 note_tab_p_ = new Notename_table;
88 chordmodifier_tab_p_ = new Notename_table;
89 main_input_b_ = false;
93 My_lily_lexer::lookup_keyword (String s)
95 return keytable_p_->lookup (s.ch_C ());
99 My_lily_lexer::lookup_identifier (String s)
101 SCM sym = ly_symbol (s.ch_C());
103 for (int i = scope_l_arr_.size (); i--; )
104 if (scope_l_arr_[i]->elem_b (sym))
105 return scope_l_arr_[i]->elem(sym);
110 My_lily_lexer::start_main_input ()
112 if (!monitor->silent_b ("InitDeclarations") && check_debug)
113 print_declarations (true);
114 if (!monitor->silent_b ("InitLexer") && check_debug)
118 new_input (main_input_str_, source_global_l);
120 allow_includes_b_ = false;
122 print_declarations(true);
126 My_lily_lexer::set_identifier (String name_str, Identifier* i, bool )
129 if (scope_l_arr_.top ()->elem_b (name_str))
130 old = scope_l_arr_.top ()->elem(name_str);
137 old->warning(_f ("redeclaration of `\\%s\'", name_str));
141 if (lookup_keyword (name_str) >= 0)
143 warning ( _f ("Identifier name is a keyword (`%s')", name_str));
146 scope_l_arr_.top ()->elem (name_str) = i;
149 My_lily_lexer::~My_lily_lexer()
151 delete chordmodifier_tab_p_;
153 delete toplevel_scope_p_ ;
158 My_lily_lexer::print_declarations (bool ) const
160 for (int i=scope_l_arr_.size (); i--; )
162 DOUT << "Scope no. " << i << '\n';
163 scope_l_arr_[i]->print ();
168 My_lily_lexer::LexerError (char const *s)
170 if (include_stack_.empty())
172 *mlog << _f ("error at EOF: %s", s) << endl;
177 Input spot (source_file_l(),here_ch_C());
183 My_lily_lexer::lookup_notename (String s)
185 return (*note_tab_p_)[s];
189 My_lily_lexer::lookup_chordmodifier (String s)
191 return (*chordmodifier_tab_p_)[s];
195 My_lily_lexer::notename_b (String s) const
197 return note_tab_p_->elem_b (s);
201 My_lily_lexer::set_notename_table (Notename_table *p)
208 My_lily_lexer::chordmodifier_b (String s) const
210 return chordmodifier_tab_p_->elem_b (s);
214 My_lily_lexer::set_chordmodifier_table (Notename_table *p)
216 delete chordmodifier_tab_p_;
217 chordmodifier_tab_p_ = p;
221 My_lily_lexer::escaped_char(char c) const
239 My_lily_lexer::here_input () const
241 Source_file * f_l= source_file_l ();
242 return Input (f_l, (char*)here_ch_C ());