* lily/include/lily-guile.hh: is_x -> ly_c_X_p naming.

[lilypond.git] / lily / music-output-def.cc

diff --git a/lily/music-output-def.cc b/lily/music-output-def.cc
index 528608529213272d618545908ad9108d1a69acb2..608b640ecbcef189dd165c8f49ceb6d1d8a6c4c8 100644 (file)
--- a/lily/music-output-def.cc
+++ b/lily/music-output-def.cc
@@ -133,7 +133,7 @@ LY_DEFINE (ly_paper_lookup, "ly:paper-lookup",
 {
   Music_output_def *op = unsmob_music_output_def (pap);
   SCM_ASSERT_TYPE (op, pap, SCM_ARG1, __FUNCTION__, "Paper");
-  SCM_ASSERT_TYPE (is_symbol (sym), sym, SCM_ARG2, __FUNCTION__, "symbol");
+  SCM_ASSERT_TYPE (ly_c_symbol_p (sym), sym, SCM_ARG2, __FUNCTION__, "symbol");
 
   SCM var = ly_module_lookup (op->scope_, sym);
   if (SCM_VARIABLEP (var))