Here is a patch for the bug found by Trent Johnston:
2006-05-13 Joe Neeman <[EMAIL PROTECTED]>
* lily/constrained-breaking.cc (resize): give a default value
for system-height
Index: ChangeLog
===================================================================
RCS file: /sources/lilypond/lilypond/ChangeLog,v
retrieving revision 1.4953
diff -u -r1.4953 ChangeLog
--- ChangeLog 12 May 2006 14:18:05 -0000 1.4953
+++ ChangeLog 12 May 2006 23:18:53 -0000
@@ -1,3 +1,8 @@
+2006-05-13 Joe Neeman <[EMAIL PROTECTED]>
+
+ * lily/constrained-breaking.cc (resize): give a default value
+ for system-height
+
2006-05-12 Mats Bengtsson <[EMAIL PROTECTED]>
* Documentation/user/programming-interface.itely (Markup
Index: THANKS
===================================================================
RCS file: /sources/lilypond/lilypond/THANKS,v
retrieving revision 1.221
diff -u -r1.221 THANKS
--- THANKS 6 May 2006 09:56:42 -0000 1.221
+++ THANKS 12 May 2006 23:18:53 -0000
@@ -49,6 +49,7 @@
Rick Hansen
Sietse Brouwer
Stephen Carter
+Trent Johnston
Werner Lemberg
Release 2.8
Index: lily/constrained-breaking.cc
===================================================================
RCS file: /sources/lilypond/lilypond/lily/constrained-breaking.cc,v
retrieving revision 1.6
diff -u -r1.6 constrained-breaking.cc
--- lily/constrained-breaking.cc 9 May 2006 02:15:56 -0000 1.6
+++ lily/constrained-breaking.cc 12 May 2006 23:18:54 -0000
@@ -147,7 +147,7 @@
if (!breaks_.size () && pscore_)
{
Output_def *l = pscore_->layout ();
- Real extent = scm_to_double (l->c_variable ("system-height"));
+ Real extent = robust_scm2double (l->c_variable ("system-height"), 12.0);
Real padding = scm_to_double (l->c_variable ("between-system-padding"));
Real space = scm_to_double (l->c_variable ("between-system-space"));
bool ragged_right = to_boolean (pscore_->layout ()->c_variable ("ragged-right"));
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