nobu	2014-12-15 10:02:32 +0900 (Mon, 15 Dec 2014)

  New Revision: 48836

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=48836

  Log:
    make-snapshot: suppress warnings
    
    * tool/make-snapshot: suppress warnings for uninitialized global
      variables.

  Modified files:
    trunk/tool/make-snapshot
Index: tool/make-snapshot
===================================================================
--- tool/make-snapshot	(revision 48835)
+++ tool/make-snapshot	(revision 48836)
@@ -7,10 +7,12 @@ require 'fileutils' https://github.com/ruby/ruby/blob/trunk/tool/make-snapshot#L7
 require 'tmpdir'
 STDOUT.sync = true
 
-$exported = nil if $exported == ""
-$archname = nil if $archname == ""
+$exported = nil if ($exported ||= nil) == ""
+$archname = nil if ($archname ||= nil) == ""
 $keep_temp ||= nil
 $patch_file ||= nil
+$packages ||= nil
+$digests ||= nil
 $tooldir = File.expand_path("..", __FILE__)
 
 def usage
@@ -101,7 +103,7 @@ end https://github.com/ruby/ruby/blob/trunk/tool/make-snapshot#L103
   end
 end
 
-if $help or $_help
+if defined?($help) or defined?($_help)
   puts usage
   exit
 end

--
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