common.mk: update-man-date

* common.mk (update-man-date): update last date in man pages.

* tool/vcs.rb (VCS#modified): returns last modified time.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50614 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 5 insertions, 0 deletions

diff --git a/tool/vcs.rb b/tool/vcs.rb
index 4c0dcce4b0..e38d1cfc56 100644
--- a/tool/vcs.rb
+++ b/tool/vcs.rb
@@ -130,6 +130,11 @@ class VCS
     return last, changed, modified, *rest
   end
 
+  def modified(path)
+    last, changed, modified, *rest = get_revisions(path)
+    modified
+  end
+
   def relative_to(path)
     if path
       srcdir = File.realpath(@srcdir)