* win32/file.c (replace_to_long_name): skip automatic path expansion
	  when wildcard character is used.  [ruby-core:49451] [Bug #7374]

	* test/ruby/test_file_exhaustive.rb: add a test for above.

	* win32/file.c (replace_to_long_name): skip expansion for all wildcard
	  characters.
	  [ruby-core:49451] [Bug #7374]

	* test/ruby/test_file_exhaustive.rb: add more assertions to test.

	* win32/file.c (replace_to_long_name): correct logic around wildcard
	  characters detection and ensure wide-chars are used as pattern.
	  [ruby-core:49451] [Bug #7374]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@38321 b2dd03c8-39d4-4d8f-98ff-823fe69b080e