From a79c1c5b8718347047ffbed4979c696d7a10484a Mon Sep 17 00:00:00 2001
From: Klaus Aehlig <klaus.aehlig@huawei.com>
Date: Wed, 11 May 2022 16:49:27 +0200
Subject: Ensure consistent path normalisation

In particular, ensure that the empty path and "." have the
same normal form.
---
 src/utils/cpp/path.hpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/utils/cpp/path.hpp')

diff --git a/src/utils/cpp/path.hpp b/src/utils/cpp/path.hpp
index 045ece0e..aa2c8350 100644
--- a/src/utils/cpp/path.hpp
+++ b/src/utils/cpp/path.hpp
@@ -7,7 +7,10 @@
     -> std::filesystem::path {
     auto n = p.lexically_normal();
     if (not n.has_filename()) {
-        return n.parent_path();
+        n = n.parent_path();
+    }
+    if (n.empty()) {
+        return std::filesystem::path{"."};
     }
     return n;
 }
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