nobu	2013-02-26 15:12:17 +0900 (Tue, 26 Feb 2013)

  New Revision: 39507

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=39507

  Log:
    mkconfig.rb: reconstruct comma separated list values
    
    * tool/mkconfig.rb: reconstruct comma separated list values.  a
      command line to Windows batch file is splitted not only by spaces
      and equals sign but also by commas and semicolons.

  Modified files:
    trunk/ChangeLog
    trunk/tool/mkconfig.rb

Index: ChangeLog
===================================================================
--- ChangeLog	(revision 39506)
+++ ChangeLog	(revision 39507)
@@ -1,3 +1,9 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Tue Feb 26 15:12:11 2013  Nobuyoshi Nakada  <nobu@r...>
+
+	* tool/mkconfig.rb: reconstruct comma separated list values.  a
+	  command line to Windows batch file is splitted not only by spaces
+	  and equals sign but also by commas and semicolons.
+
 Tue Feb 26 15:04:19 2013  Nobuyoshi Nakada  <nobu@r...>
 
 	* configure.in (unexpand_shvar): get rid of non-portable shell
Index: tool/mkconfig.rb
===================================================================
--- tool/mkconfig.rb	(revision 39506)
+++ tool/mkconfig.rb	(revision 39507)
@@ -117,7 +117,12 @@ File.foreach "config.status" do |line| https://github.com/ruby/ruby/blob/trunk/tool/mkconfig.rb#L117
     eq = win32 && vars[name] ? '<< "\n"' : '='
     vars[name] = val
     if name == "configure_args"
-      val.gsub!(/ +(?!-)/, "=") if win32
+      if win32
+        val.gsub!(/\G(--[-a-z0-9]+)((=\S+)|(?:\s+(?!-)\S+)+)?(\s*)/) {
+          _, opt, list, arg, sep = *$~
+          "#{opt}#{arg || list && list.sub(/^\s+/, '=').tr_s(' ', ',')}#{sep}"
+        }
+      end
       val.gsub!(/--with-out-ext/, "--without-ext")
     end
     val = val.gsub(/\$(?:\$|\{?(\w+)\}?)/) {$1 ? "$(#{$1})" : $&}.dump

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