File 0011-make-gem-build-reproducible.patch of Package ruby2.1

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File 0011-make-gem-build-reproducible.patch of Package ruby2.1

From 321c440518070355fcf0e594d29acc9a6a12e71d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marcus=20R=C3=BCckert?= <mrueckert@suse.de>
Date: Thu, 16 Mar 2017 16:02:51 +0100
Subject: [PATCH 11/13] make gem build reproducible

---
 lib/rubygems/package.rb            | 4 ++++
 lib/rubygems/package/tar_writer.rb | 9 ++++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/lib/rubygems/package.rb b/lib/rubygems/package.rb
index 0ed6e1b91f..a10bb8e102 100644
--- a/lib/rubygems/package.rb
+++ b/lib/rubygems/package.rb
@@ -105,9 +105,12 @@ class Gem::Package
 
   def self.build spec, skip_validation=false
     gem_file = spec.file_name
+    spec_file = spec.loaded_from
+    spec_file = "Gemfile" if spec_file.nil? || spec_file.empty?
 
     package = new gem_file
     package.spec = spec
+    package.build_time = File.stat(spec_file).mtime.to_i
     package.build skip_validation
 
     gem_file
@@ -177,6 +180,7 @@ class Gem::Package
     digests = tar.add_file_signed 'data.tar.gz', 0444, @signer do |io|
       gzip_to io do |gz_io|
         Gem::Package::TarWriter.new gz_io do |data_tar|
+          data_tar.mtime = @build_time
           add_files data_tar
         end
       end
diff --git a/lib/rubygems/package/tar_writer.rb b/lib/rubygems/package/tar_writer.rb
index e1b38ad6b5..fcd28865a8 100644
--- a/lib/rubygems/package/tar_writer.rb
+++ b/lib/rubygems/package/tar_writer.rb
@@ -90,12 +90,15 @@ class Gem::Package::TarWriter
     nil
   end
 
+  attr_accessor :mtime
+
   ##
   # Creates a new TarWriter that will write to +io+
 
   def initialize(io)
     @io = io
     @closed = false
+    @mtime = Time.now
   end
 
   ##
@@ -124,7 +127,7 @@ class Gem::Package::TarWriter
 
     header = Gem::Package::TarHeader.new :name => name, :mode => mode,
                                          :size => size, :prefix => prefix,
-                                         :mtime => Time.now
+                                         :mtime => mtime
 
     @io.write header
     @io.pos = final_pos
@@ -217,7 +220,7 @@ class Gem::Package::TarWriter
 
     header = Gem::Package::TarHeader.new(:name => name, :mode => mode,
                                          :size => size, :prefix => prefix,
-                                         :mtime => Time.now).to_s
+                                         :mtime => mtime).to_s
 
     @io.write header
     os = BoundedStream.new @io, size
@@ -279,7 +282,7 @@ class Gem::Package::TarWriter
     header = Gem::Package::TarHeader.new :name => name, :mode => mode,
                                          :typeflag => "5", :size => 0,
                                          :prefix => prefix,
-                                         :mtime => Time.now
+                                         :mtime => mtime
 
     @io.write header
 
-- 
2.12.0

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File 0011-make-gem-build-reproducible.patch of Package ruby2.1

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