2 warn.hh -- declare Error message functions
4 source file of the LilyPond music typesetter
6 (c) 1997--2004 Han-Wen Nienhuys <hanwen@cs.uu.nl>
15 void programming_error (String s);
16 void warning (String message_string);
17 void error (String message_string);
18 void non_fatal_error (String);