From: Julien Rioux <jrioux@physics.utoronto.ca>
Date: Mon, 15 Apr 2013 14:25:42 +0000 (-0400)
Subject: lilypond-book: File search fallback when kpsewhich fails.
X-Git-Tag: release/2.17.17-1~22
X-Git-Url: https://git.donarmstrong.com/?a=commitdiff_plain;h=5588362a4f34f93ecc0d28f7e4e3c61b2af3c2b4;hp=e375bc55aea13a75a7ee56248703c30108c25d57;p=lilypond.git

lilypond-book: File search fallback when kpsewhich fails.
---

diff --git a/python/book_latex.py b/python/book_latex.py
index 8d2104b08d..756bc2c651 100644
--- a/python/book_latex.py
+++ b/python/book_latex.py
@@ -296,9 +296,10 @@ class BookLatexOutputFormat (BookBase.BookOutputFormat):
     def input_fullname (self, input_filename):
         # Use kpsewhich if available, otherwise fall back to the default:
         if ly.search_exe_path ('kpsewhich'):
-            return os.popen ('kpsewhich ' + input_filename).read()[:-1]
-        else:
-            return BookBase.BookOutputFormat.input_fullname (self, input_filename)
+            trial = os.popen ('kpsewhich ' + input_filename).read()[:-1]
+            if trial:
+                return trial
+        return BookBase.BookOutputFormat.input_fullname (self, input_filename)
 
     def process_chunks (self, chunks):
         for c in chunks: