From 812e6f19dc5f31506ea283d5456635f7bcf6e74c Mon Sep 17 00:00:00 2001
From: TEC <git@tecosaur.net>
Date: Sat, 12 Oct 2024 16:12:37 +0800
Subject: [PATCH] feat(Core): use fsync with atomic_write

We can't get around hardware failures, but we can make a best effort
with fsync at least.
---
 Core/src/model/utils.jl | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/Core/src/model/utils.jl b/Core/src/model/utils.jl
index 13cdc2b03..a481964b3 100644
--- a/Core/src/model/utils.jl
+++ b/Core/src/model/utils.jl
@@ -72,7 +72,12 @@ function atomic_write end
 function atomic_write(f::Function, as::Union{Type{IO}, Type{String}}, dest::AbstractString, temp::AbstractString)
     try
         if as == IO
-            open(f, temp, "w")
+            io = open(temp, "w")
+            f(io)
+            req = Libc.malloc(Base._sizeof_uv_fs)
+            @ccall uv_fs_fsync(C_NULL::Ptr{Cvoid}, req::Ptr{Cvoid}, fd(io)::Base.OS_HANDLE, C_NULL::Ptr{Cvoid})::Cint
+            Libc.free(req)
+            close(io)
         else # String
             f(temp)
         end