From: hanwen <hanwen>
Date: Tue, 20 Sep 2005 10:54:50 +0000 (+0000)
Subject: (process): don't crash if paper == NULL.
X-Git-Tag: release/2.7.16^2~148
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=ba27a96d9b2e8cadbc78a17d80c4ee9f59f44c30;p=lilypond.git

(process): don't crash if paper == NULL.
---

diff --git a/lily/book.cc b/lily/book.cc
index 96a66ce00c..f007e62630 100644
--- a/lily/book.cc
+++ b/lily/book.cc
@@ -87,7 +87,9 @@ Book::process (Output_def *default_paper,
 	return 0;
 
   Output_def *paper = paper_ ? default_paper : paper_;
-
+  if (!paper)
+    return 0;
+  
   Paper_book *paper_book = new Paper_book ();
   Real scale = scm_to_double (paper->c_variable ("outputscale"));
   Output_def *scaled_bookdef = scale_output_def (paper, scale);