avoid empty env options

pdlfs · Aug 21, 2017 · 13e321c · 13e321c
1 parent d332aee
commit 13e321c
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/scripts/common.sh.in b/scripts/common.sh.in
@@ -758,7 +758,7 @@ do_run() {
         env_vars=(
             "VPIC_current_working_dir" "${vpic_dir}"
             "LD_PRELOAD" "${dfsu_prefix}/lib/libdeltafs-preload.so"
-            "PRELOAD_Ignore_dirs" ${XX_IGNORE_DIRS:-""}
+            "PRELOAD_Ignore_dirs" ${XX_IGNORE_DIRS:-":"}
             "PRELOAD_Deltafs_root" "particle"
             "PRELOAD_Local_root" "${plfs_dir}"
             "PRELOAD_Log_home" "${exp_jobdir}/exp-info"