From 697ff6aee2ab2f91cd54b5413d4f4546746c245b Mon Sep 17 00:00:00 2001
From: Shuduo Sang <sangshuduo@gmail.com>
Date: Wed, 25 Aug 2021 12:23:21 +0800
Subject: [PATCH] [TD-6274]<fix>: taos shell --file bug. (#7570)

---
 src/kit/shell/src/shellLinux.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/kit/shell/src/shellLinux.c b/src/kit/shell/src/shellLinux.c
index f1c578015d..93783b2055 100644
--- a/src/kit/shell/src/shellLinux.c
+++ b/src/kit/shell/src/shellLinux.c
@@ -108,7 +108,7 @@ static error_t parse_opt(int key, char *arg, struct argp_state *state) {
       arguments->is_raw_time = true;
       break;
     case 'f':
-      if (wordexp(arg, &full_path, 0) != 0) {
+      if ((0 == strlen(arg)) || (wordexp(arg, &full_path, 0) != 0)) {
         fprintf(stderr, "Invalid path %s\n", arg);
         return -1;
       }
-- 
GitLab