From 4899992d6fef80e262f983142aa72bdfe1a44e91 Mon Sep 17 00:00:00 2001
From: sorgelig <pour.garbage@gmail.com>
Date: Sun, 29 Dec 2019 02:14:43 +0800
Subject: [PATCH] arcade: fix the path if mame is in root.

---
 support/arcade/romutils.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/support/arcade/romutils.cpp b/support/arcade/romutils.cpp
index 52b861b..4e541d2 100644
--- a/support/arcade/romutils.cpp
+++ b/support/arcade/romutils.cpp
@@ -53,6 +53,7 @@ static void set_arcade_root(const char *path)
 	{
 		char *p = strrchr(mame_root, '/');
 		if (p) *p = 0;
+		else mame_root[0] = 0;
 	}
 	else
 	{