X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fcontext-mod-scheme.cc;h=ce6d149dbbd86e3cf66a6db8a0f7eca6c062ff42;hb=c924aab690820bb69bec043608b4a7b46023bafb;hp=f63d02887f195b4d1a9354657f6b113369a530a5;hpb=e1a149d0cc60b02e86209387958f4028567dd366;p=lilypond.git

diff --git a/lily/context-mod-scheme.cc b/lily/context-mod-scheme.cc
index f63d02887f..ce6d149dbb 100644
--- a/lily/context-mod-scheme.cc
+++ b/lily/context-mod-scheme.cc
@@ -1,7 +1,7 @@
 /*
   This file is part of LilyPond, the GNU music typesetter.
 
-  Copyright (C) 2010 Jan Nieuwenhuizen <janneke@gnu.org>
+  Copyright (C) 2010--2012 Jan Nieuwenhuizen <janneke@gnu.org>
   Han-Wen Nienhuys <hanwen@xs4all.nl>
 
   LilyPond is free software: you can redistribute it and/or modify
@@ -21,22 +21,20 @@
 #include "context.hh"
 #include "context-mod.hh"
 
-LY_DEFINE (ly_get_context_mods,
-	   "ly:get-context-mods",
-	   1, 0, 0, (SCM contextmod),
-	   "Returns the list of context modifications stored in"
-	   " @var{contextmod}.")
+LY_DEFINE (ly_get_context_mods, "ly:get-context-mods",
+           1, 0, 0, (SCM contextmod),
+           "Returns the list of context modifications stored in"
+           " @var{contextmod}.")
 {
   Context_mod *tr = unsmob_context_mod (contextmod);
   LY_ASSERT_SMOB (Context_mod, contextmod, 1);
   return tr->get_mods ();
 }
 
-LY_DEFINE (ly_add_context_mod,
-	   "ly:add-context-mod",
-	   2, 0, 0, (SCM contextmods, SCM modification),
-	   "Adds the given context @var{modification} to the list"
-	   " @var{contextmods} of context modifications.")
+LY_DEFINE (ly_add_context_mod, "ly:add-context-mod",
+           2, 0, 0, (SCM contextmods, SCM modification),
+           "Adds the given context @var{modification} to the list"
+           " @var{contextmods} of context modifications.")
 {
   Context_mod *ctxmod = unsmob_context_mod (contextmods);
   LY_ASSERT_SMOB (Context_mod, contextmods, 1);
@@ -44,3 +42,16 @@ LY_DEFINE (ly_add_context_mod,
   return SCM_UNSPECIFIED;
 }
 
+LY_DEFINE (ly_make_context_mod, "ly:make-context-mod",
+           0, 1, 0, (SCM mod_list),
+           "Creates a context modification, optionally initialized"
+           " via the list of modifications @var{mod-list}.")
+{
+  if (mod_list != SCM_UNDEFINED)
+    {
+      LY_ASSERT_TYPE (ly_cheap_is_list, mod_list, 1);
+      return Context_mod (mod_list).smobbed_copy ();
+    }
+  else
+    return Context_mod ().smobbed_copy ();
+}