https://git.ruby-lang.org/ruby.git/commit/?id=47d143be17

From 47d143be17819bed6dda08e24069d755ef34530b Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@r...>
Date: Thu, 3 Oct 2019 16:47:57 +0900
Subject: make-snapshot: copy cache files instead of linking

To get rid of setting mode and mtime of the original cache files.

diff --git a/tool/make-snapshot b/tool/make-snapshot
index da312c3..436863b 100755
--- a/tool/make-snapshot
+++ b/tool/make-snapshot
@@ -289,13 +289,8 @@ def package(vcs, rev, destdir, tmp = nil) https://github.com/ruby/ruby/blob/trunk/tool/make-snapshot#L289
       dest = exported + file[$srcdir.size..-1]
       FileUtils.mkpath(File.dirname(dest))
       begin
-        FileUtils.ln(file, dest, force: true)
-        next unless File.symlink?(dest)
-        File.unlink(dest)
-      rescue SystemCallError
-      end
-      begin
         FileUtils.cp_r(file, dest)
+        FileUtils.chmod_R("u=rwX,go=rX", dest)
       rescue SystemCallError
       end
     end
-- 
cgit v0.10.2


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