vcs.rb: make Time with proper offset

* tool/vcs.rb (get_revisions): use Time.new instead of Time.mktime
  which does not accept UTC offset, and offset manually for older
  versions than 1.9.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48559 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

2 files changed, 11 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index e8c89dafac..e37fe56fdc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Tue Nov 25 15:26:33 2014  Nobuyoshi Nakada  <[email protected]>
+
+	* tool/vcs.rb (get_revisions): use Time.new instead of Time.mktime
+	  which does not accept UTC offset, and offset manually for older
+	  versions than 1.9.
+
 Tue Nov 25 12:14:43 2014  Nobuyoshi Nakada  <[email protected]>
 
 	* process.c (Init_process): initialize static IDs before constant
diff --git a/tool/vcs.rb b/tool/vcs.rb
index b3f3a31642..49c70648fd 100644
--- a/tool/vcs.rb
+++ b/tool/vcs.rb
@@ -62,7 +62,11 @@ class VCS
     if modified
       /\A(\d+)-(\d+)-(\d+)\D(\d+):(\d+):(\d+(?:\.\d+)?)\s*(?:Z|([-+]\d\d)(\d\d))\z/ =~ modified or
         raise "unknown time format - #{modified}"
-      modified = Time.mktime(*($~[1..6] + [$7 ? "#{$7}:#{$8}" : "+00:00"]))
+      begin
+        modified = Time.new(*$~[1..6].map(&:to_i), ($7 ? "#{$7}:#{$8}" : "+00:00"))
+      rescue ArgumentError
+        modified = Time.utc(*$~[1..6]) + $7.to_i * 3600 + $8.to_i * 60
+      end
     end
     return last, changed, modified, *rest
   end