* lib/mkmf.rb (Logging.postpone): copy only when tmporary logfile

exists.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31529 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Thu May 12 14:47:53 2011  NAKAMURA Usaku  <usa@ruby-lang.org>
+
+	* lib/mkmf.rb (Logging.postpone): copy only when tmporary logfile
+	  exists.
+
 Thu May 12 12:24:22 2011  Nobuhiro Iwamatsu  <iwamatsu@nigauri.org>
 
         * ext/openssl/ossl_ssl.c: By trunk@31346, function check of SSLv2 is executed.

lib/mkmf.rb

@@ -284,7 +284,7 @@ module Logging
         log.print(open {yield @log})
       ensure
         @log.close if @log and not @log.closed?
-        File::open(tmplog) {|t| FileUtils.copy_stream(t, log)}
+        File::open(tmplog) {|t| FileUtils.copy_stream(t, log)} if File.exist?(tmplog)
         @log, @logfile, @orgout, @orgerr = log, *save
         @postpone -= 1
         rm_f tmplog