Fix define-markup error messages

[lilypond.git] / lily / grob-interface.cc

diff --git a/lily/grob-interface.cc b/lily/grob-interface.cc
index 9d52d4a56a435f40b0eaacdfa643d00e27b6a872..74cd104d376930b24c3be8be9aa83cf0a9ade35d 100644 (file)
--- a/lily/grob-interface.cc
+++ b/lily/grob-interface.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 2002--2006 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 2002--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
 */
 
 #include "grob-interface.hh"
@@ -11,18 +11,27 @@
 #include "grob.hh"
 #include "international.hh"
 #include "protected-scm.hh"
-#include "std-string.hh"
+#include "string-convert.hh"
 #include "warn.hh"
+#include "misc.hh"
 
-void add_interface (char const *symbol,
+SCM add_interface (char const *cxx_name,
                    char const *descr,
                    char const *vars)
 {
-  SCM s = ly_symbol2scm (symbol);
-  SCM d = scm_makfrom0str (descr);
+  string suffix ("-interface");
+  string lispy_name = camel_case_to_lisp_identifier (cxx_name);
+  vsize end = max (int (0), int (lispy_name.length () - suffix.length ()));
+  if (lispy_name.substr (end) != suffix)
+    lispy_name += suffix;
+
+  SCM s = ly_symbol2scm (lispy_name.c_str ());
+  SCM d = scm_from_locale_string (descr);
   SCM l = parse_symbol_list (vars);
 
-  ly_add_interface (s, d, l);
+  internal_add_interface (s, d, l);
+
+  return s;
 }
 
 void