ECC-205: set correct exit status

tools/bufr_filter

@@ -53,6 +53,7 @@ for i in "$@" ; do
 done
 
 #########################################################
+# set -x
 if [ $is_emoslib -eq 1 ]; then
     pkg=emoslib
     tool=$EMOSLIB_TOOL
@@ -62,10 +63,10 @@ else
     tool=$ECCODES_TOOL
     try_tool $tool
 fi
-
 if [ $result -eq $ERR_TOOL_NOT_FOUND ]; then
     echo "ERROR: Could not find the executable: $tool. Aborting!"  2>&1
     echo "       The arguments you passed in are relevant to $pkg" 2>&1
     echo "       Please make sure you have $pkg installed in your path"  2>&1
     exit 1
 fi
+exit $result