From 0aa487b366dcc78b7818092b360ba1381d49bb07 Mon Sep 17 00:00:00 2001
From: Kenneth Heafield <github@kheafield.com>
Date: Mon, 5 Dec 2011 08:56:44 +0000
Subject: [PATCH] Fix failed to write output file ... lm.log

---
 moses/src/LM/Jamfile | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/moses/src/LM/Jamfile b/moses/src/LM/Jamfile
index 807187dbb..2f3cde8ef 100644
--- a/moses/src/LM/Jamfile
+++ b/moses/src/LM/Jamfile
@@ -67,7 +67,9 @@ for local i in srilm irstlm randlm {
 
 if $(current) != $(previous) {
   #Write inconsistent while the build is running
-  local ignored = @($(LM-LOG):E=inconsistent) ;
+  if [ path.exists $(LM-LOG) ] {
+    local ignored = @($(LM-LOG):E=inconsistent) ;
+  }
   #Write $(current) to $(LM-LOG) after the build completes.  
   rule post-build ( ok ? ) {
     if $(ok) {