X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=lily%2Fpaper-outputter.cc;h=d366426093afcd737672c2cd38a6f46a93360303;hb=6fcbb243f3c1106eb10e97fa1d8bcf74752748f9;hp=d3b99055e9191d72a3e120d172697173d2acea6c;hpb=bb91de5b7f8c4f753452730101c2422946067cc3;p=lilypond.git

diff --git a/lily/paper-outputter.cc b/lily/paper-outputter.cc
index d3b99055e9..d366426093 100644
--- a/lily/paper-outputter.cc
+++ b/lily/paper-outputter.cc
@@ -3,7 +3,7 @@
 
   source file of the GNU LilyPond music typesetter
 
-  (c) 1997--2008 Han-Wen Nienhuys <hanwen@xs4all.nl>
+  (c) 1997--2009 Han-Wen Nienhuys <hanwen@xs4all.nl>
   Jan Nieuwenhuizen <janneke@gnu.org>
 */
 
@@ -37,6 +37,13 @@ Paper_outputter::Paper_outputter (SCM port, string format)
 
   string module_name = "scm output-" + format;
   output_module_ = scm_c_resolve_module (module_name.c_str ());
+
+  /*
+    Enable errors for undefined stencil routines if
+     -dwarning-as-error is specified; else enable warnings.
+  */
+  SCM proc = ly_lily_module_constant ("backend-testing");
+  scm_call_1 (proc, output_module_);
 }
 
 Paper_outputter::~Paper_outputter ()
@@ -105,5 +112,14 @@ void
 Paper_outputter::close ()
 {
   if (scm_port_p (file_) == SCM_BOOL_T)
-    scm_close_port (file_);
+    {
+      scm_close_port (file_);
+      /*
+	Remove the "warning" definitions for missing stencil
+	expressions so that we start fresh with the next \book
+	block.  --pmccarty
+      */
+      SCM proc = ly_lily_module_constant ("remove-stencil-warnings");
+      scm_call_1 (proc, output_module_);
+    }
 }