0001-Use-a-subdirectory-of-the-workspace-as-TMPDIR.patch

From d94ae85d858b332961283de504525587c1f6feb4 Mon Sep 17 00:00:00 2001
From: Daan De Meyer <daan.j.demeyer@gmail.com>
Date: Wed, 24 Jan 2024 09:58:26 +0100
Subject: [PATCH] Use a subdirectory of the workspace as TMPDIR

Let's properly distinguish temporary files from workspace files by
putting the temporary files in a subdirectory of the workspace.
---
 mkosi/__init__.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/mkosi/__init__.py b/mkosi/__init__.py
index 6c64610b..21f09a86 100644
--- a/mkosi/__init__.py
+++ b/mkosi/__init__.py
@@ -2844,8 +2844,9 @@ def setup_workspace(args: Args, config: Config) -> Iterator[Path]:
             options=["--bind", config.workspace_dir_or_default(), config.workspace_dir_or_default()],
         )
         stack.callback(lambda: rmtree(workspace, sandbox=sandbox))
+        (workspace / "tmp").mkdir(mode=0o1777)
 
-        with scopedenv({"TMPDIR" : os.fspath(workspace)}):
+        with scopedenv({"TMPDIR" : os.fspath(workspace / "tmp")}):
             try:
                 yield Path(workspace)
             except BaseException:
-- 
2.43.0