Fix initial directories setup

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@6018 818b1a75-f10b-46b9-bf7c-635c3b92a50f

targets/PROJECTS/GENERIC-LTE-EPC/utils.bash

@@ -177,20 +177,10 @@ rotate_log_file () {
 }
 
 set_openair() {
-    path=`pwd`
-    declare -i length_path
-    declare -i index
-    length_path=${#path}
+    fullpath=`readlink -f $BASH_SOURCE`
+    [ -f "/.$fullpath" ] || fullpath=`readlink -f $PWD/$fullpath`
+    openair_path=${fullpath%/targets/*}
 
-    for i in 'openair1' 'openair2' 'openair3' 'openair-cn' 'targets'
-    do
-        index=`echo $path | grep -b -o $i | cut -d: -f1`
-        #echo ${path%$token*}
-        if [[ $index -lt $length_path  && index -gt 0 ]]
-           then
-               index=`expr $index - 1`
-               openair_path=`echo $path | cut -c1-$index`
-               #openair_path=`echo ${path:0:$index}`
     export OPENAIR_DIR=$openair_path
     export OPENAIR_HOME=$openair_path
     export OPENAIR1_DIR=$openair_path/openair1
@@ -198,10 +188,7 @@ set_openair() {
     export OPENAIR3_DIR=$openair_path/openair3
     export OPENAIRCN_DIR=$openair_path/openair-cn
     export OPENAIR_TARGETS=$openair_path/targets
-               return 0
-           fi
-    done
-    return -1
+    export CDPATH=$CDPATH:$openair_path
 }
 
 wait_process_started () {