From a9c71bf5d8c9b79494d0612fc76628d20aafa75d Mon Sep 17 00:00:00 2001
From: Thomas Preud'homme <robotux@celest.fr>
Date: Thu, 25 Jun 2009 18:00:02 +0200
Subject: [PATCH] commtechs: Replace the test by a nicer shell trick

---
 communication_techniques/lancement.sh | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/communication_techniques/lancement.sh b/communication_techniques/lancement.sh
index a17f094..1b6bb87 100755
--- a/communication_techniques/lancement.sh
+++ b/communication_techniques/lancement.sh
@@ -26,12 +26,7 @@ logFileName="\$perfDirName/cache_\$typeCache-nbProd_\$nbProd-typeProd_\$typeProd
 expDirName="logs"
 perfDirName="$expDirName/perfCommMulti-`date +'%F-%Hh%Mm%S'`"
 
-if [ -n "${LD_LIBRARY_PATH:-}" ] # If LD_LIBRARY_PATH is unbound then the expansion is "null" value
-then
-	LD_LIBRARY_PATH="${LD_LIBRARY_PATH}:${PHLDir}/${PHLLibDir}:${PAPIDir}/${PAPILibDir}:${PAPIDir}/${PAPILibDir}/${PAPIPFMDir}"
-else
-	LD_LIBRARY_PATH="${PHLDir}/${PHLLibDir}:${PAPIDir}/${PAPILibDir}:${PAPIDir}/${PAPILibDir}/${PAPIPFMDir}"
-fi
+LD_LIBRARY_PATH="${LD_LIBRARY_PATH:-}${LD_LIBRARY_PATH:+:}${PHLDir}/${PHLLibDir}:${PAPIDir}/${PAPILibDir}:${PAPIDir}/${PAPILibDir}/${PAPIPFMDir}"
 
 PAPILibPresent=""
 PFMLibPresent=""