From cb3d9a12929a9d886497c9f0aa15f497763d98c9 Mon Sep 17 00:00:00 2001
From: Josh Triplett <josh@joshtriplett.org>
Date: Tue, 30 Nov 2021 19:38:30 -0800
Subject: [PATCH] impl Send for TreeUpdateBuilder

TreeUpdateBuilder does not have any interior mutability, and the
underlying libgit2 data structures are safe to send to a different
thread as long as the old doesn't have a copy anymore.
---
 src/build.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/build.rs b/src/build.rs
index fd17848346..72e40ced5c 100644
--- a/src/build.rs
+++ b/src/build.rs
@@ -680,6 +680,8 @@ extern "C" fn notify_cb(
     .unwrap_or(2)
 }
 
+unsafe impl Send for TreeUpdateBuilder {}
+
 impl Default for TreeUpdateBuilder {
     fn default() -> Self {
         Self::new()