From 1bf9eb21b75f0d93d9c1633ea2e6fdf840047e79 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <edolstra@gmail.com>
Date: Wed, 8 Jan 2020 15:34:06 +0100
Subject: absPath(): Use std::optional

---
 src/libutil/util.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/libutil/util.hh')

diff --git a/src/libutil/util.hh b/src/libutil/util.hh
index 5026db7cc..02c505cbc 100644
--- a/src/libutil/util.hh
+++ b/src/libutil/util.hh
@@ -46,7 +46,7 @@ void clearEnv();
 /* Return an absolutized path, resolving paths relative to the
    specified directory, or the current directory otherwise.  The path
    is also canonicalised. */
-Path absPath(Path path, Path dir = "");
+Path absPath(Path path, std::optional<Path> dir = {});
 
 /* Canonicalise a path by removing all `.' or `..' components and
    double or trailing slashes.  Optionally resolves all symlink
-- 
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