From 1700d0c747019acce59af5e60e1ce7d84229402d Mon Sep 17 00:00:00 2001
From: Richard Heck <rgheck@comcast.net>
Date: Fri, 26 Aug 2011 23:06:15 +0000
Subject: [PATCH] The call to cmdOutput can throw an exception, so we need to
 be careful here, lest configure.py abort.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@39529 a592a061-630c-0410-9148-cb99ea01b6c8
---
 lib/configure.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/lib/configure.py b/lib/configure.py
index 9fbba18799..5ca32a5192 100644
--- a/lib/configure.py
+++ b/lib/configure.py
@@ -415,7 +415,14 @@ def checkLuatex():
 \end{document}
 ''')
         # run lualatex on luatest.tex and check result
-        luatest = cmdOutput(LUATEX + ' luatest.tex')
+        try:
+            luatest = cmdOutput(LUATEX + ' luatest.tex')
+        except:
+            # certainly not working
+            logger.info('LuaTeX call failed.')
+            # remove temporary files
+            removeFiles(['luatest.tex', 'luatest.log', 'luatest.aux', 'luatest.pdf'])
+            return
         if luatest.find('XeTeX is required to compile this document') != -1:
             # fontspec/luatex too old! We do not support this version.
             logger.info(msg + ' no (probably not recent enough)')
-- 
2.39.2