From 8a505717ebc9ecf1543c4a2a0d149f2e72df8b71 Mon Sep 17 00:00:00 2001
From: JiauZhang <1743960454@qq.com>
Date: Tue, 26 Mar 2024 19:43:34 +0800
Subject: [PATCH] show help info

---
 main.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/main.cpp b/main.cpp
index 2a66629..85c6c71 100644
--- a/main.cpp
+++ b/main.cpp
@@ -60,7 +60,9 @@ int main(int argc, char **argv)
     if (file_status.type() != fs::file_type::regular) {
         std::cerr << "Runtime Error:\n";
         std::cerr << "\tKconfig file: " << kconfig
-            << " is not a regular file!" << std::endl;
+            << " is not a regular file!\n" << std::endl;
+        if (!parser.is_used("--kconfig"))
+            std::cout << parser << std::endl;
         std::exit(1);
     }