From fb75e99efea67ad3c2f802817345f749ffaf202c Mon Sep 17 00:00:00 2001
From: Sutou Kouhei <kou@clear-code.com>
Date: Sun, 18 Jan 2026 22:48:42 +0900
Subject: [ruby/rubygems] Add missing `.binmode` for `Gem::AtomicFileWriter`

In https://github.com/ruby/rubygems/pull/9202, I commented that `temp_file.binmode` is redundant. But I
was wrong. We need `temp_file.binmode` even when we specify
`File::BINARY`. Sorry.

https://github.com/ruby/rubygems/commit/d9f1f5c6a6
---
 lib/rubygems/util/atomic_file_writer.rb | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib')

diff --git a/lib/rubygems/util/atomic_file_writer.rb b/lib/rubygems/util/atomic_file_writer.rb
index ea592407eb..32767c6a79 100644
--- a/lib/rubygems/util/atomic_file_writer.rb
+++ b/lib/rubygems/util/atomic_file_writer.rb
@@ -30,6 +30,7 @@ module Gem
       flags |= File::SHARE_DELETE if defined?(File::SHARE_DELETE)
 
       File.open(tmp_path, flags) do |temp_file|
+        temp_file.binmode
         if old_stat
           # Set correct permissions on new file
           begin
-- 
cgit v1.2.3