https://git.ruby-lang.org/ruby.git/commit/?id=4388849ad3

From 4388849ad3076ab0fe3586445cc1175a0358aba4 Mon Sep 17 00:00:00 2001
From: nagachika <nagachika@r...>
Date: Fri, 21 Oct 2022 15:01:10 +0900
Subject: merge revision(s) e5e6b87e265b95620821f7abac56b5ab90d4c1fd:

	Create temporary file exclusively and clean

	---
	 ext/extmk.rb | 9 +++++++--
	 1 file changed, 7 insertions(+), 2 deletions(-)
---
 ext/extmk.rb | 9 +++++++--
 version.h    | 2 +-
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/ext/extmk.rb b/ext/extmk.rb
index 1624ec9099..40fc10ea1c 100755
--- a/ext/extmk.rb
+++ b/ext/extmk.rb
@@ -66,12 +66,17 @@ end https://github.com/ruby/ruby/blob/trunk/ext/extmk.rb#L66
 
 def atomic_write_open(filename)
   filename_new = filename + ".new.#$$"
-  open(filename_new, "wb") do |f|
+  clean = false
+  File.open(filename_new, "wbx") do |f|
+    clean = true
     yield f
   end
   if File.binread(filename_new) != (File.binread(filename) rescue nil)
     File.rename(filename_new, filename)
-  else
+    clean = false
+  end
+ensure
+  if clean
     File.unlink(filename_new)
   end
 end
diff --git a/version.h b/version.h
index 480c930279..eca6b97876 100644
--- a/version.h
+++ b/version.h
@@ -11,7 +11,7 @@ https://github.com/ruby/ruby/blob/trunk/version.h#L11
 # define RUBY_VERSION_MINOR RUBY_API_VERSION_MINOR
 #define RUBY_VERSION_TEENY 3
 #define RUBY_RELEASE_DATE RUBY_RELEASE_YEAR_STR"-"RUBY_RELEASE_MONTH_STR"-"RUBY_RELEASE_DAY_STR
-#define RUBY_PATCHLEVEL 139
+#define RUBY_PATCHLEVEL 140
 
 #define RUBY_RELEASE_YEAR 2022
 #define RUBY_RELEASE_MONTH 10
-- 
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