From d64d80d20a429be2d672ad562093d83a6728da20 Mon Sep 17 00:00:00 2001
From: Dietmar Maurer <dietmar@proxmox.com>
Date: Wed, 12 Dec 2018 11:23:04 +0100
Subject: [PATCH] add comment

---
 src/tools.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/tools.rs b/src/tools.rs
index a6113cdf..4abafeec 100644
--- a/src/tools.rs
+++ b/src/tools.rs
@@ -14,6 +14,8 @@ pub fn file_set_contents<P: AsRef<Path>>(
 
     let path = path.as_ref();
 
+    // Note: we use mkstemp heŕe, because this worka with different
+    // processes, threads, and even tokio tasks.
     let mut template = path.to_owned();
     template.set_extension("tmp_XXXXXX");
     let (fd, tmp_path) = match unistd::mkstemp(&template) {