From 7d657e0ce959a6c5198fc7943a3606cf0d8892bf Mon Sep 17 00:00:00 2001
From: Arnaud Giersch <arnaud.giersch@iut-bm.univ-fcomte.fr>
Date: Tue, 4 Dec 2012 13:13:30 +0100
Subject: [PATCH 1/1] Avoid to add an empty component into LD_LIBRARY_PATH if
 it was not set before.

Also remove the trailing filename.
---
 doc/user_guide/doxygen/pls.doc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/user_guide/doxygen/pls.doc b/doc/user_guide/doxygen/pls.doc
index adf9661d89..2ce0e1193a 100644
--- a/doc/user_guide/doxygen/pls.doc
+++ b/doc/user_guide/doxygen/pls.doc
@@ -69,7 +69,7 @@ make opt
 
 \verbatim
 ln -sf /<absolute_path>/gtnets_current/libgtsim-debug.so /<userhome>/usr/lib/libgtnets.so
-export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/<userhome>/usr/lib/libgtnets.so
+export LD_LIBRARY_PATH=${LD_LIBRARY_PATH:+$LD_LIBRARY_PATH:}/<userhome>/usr/lib/
 mkdir /<userhome>/usr/include/gtnets
 cp -fr SRC/*.h /<userhome>/usr/include/gtnets
 \endverbatim
-- 
2.20.1