From a1e73704836310d8070ccaab008a50bdaf322a6e Mon Sep 17 00:00:00 2001
From: Benjamin Sparks <b.sparks@alugha.com>
Date: Thu, 13 Feb 2025 14:01:39 +0100
Subject: [PATCH] nixpkgs-review: ensure cache directory is an absolute path

---
 nixpkgs_review/builddir.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/nixpkgs_review/builddir.py b/nixpkgs_review/builddir.py
index 56e26b13..a07576d8 100644
--- a/nixpkgs_review/builddir.py
+++ b/nixpkgs_review/builddir.py
@@ -39,6 +39,9 @@ def create_cache_directory(name: str) -> Union[Path, "TemporaryDirectory[str]"]:
 
         xdg_cache = Path(home).joinpath(".cache")
 
+    # There is no guarantee that environment variables are set to absolute paths.
+    xdg_cache = xdg_cache.absolute()
+
     counter = 0
     while True:
         try: