usa	2017-11-15 12:44:58 +0900 (Wed, 15 Nov 2017)

  New Revision: 60770

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=60770

  Log:
    nogvl readdir make SEGV on Windows
    
    * dir.c (readdir_without_gvl): workaround for Windows.  [Bug #14108]

  Modified files:
    trunk/dir.c
Index: dir.c
===================================================================
--- dir.c	(revision 60769)
+++ dir.c	(revision 60770)
@@ -743,6 +743,7 @@ to_be_skipped(const struct dirent *dp) https://github.com/ruby/ruby/blob/trunk/dir.c#L743
     return FALSE;
 }
 
+#ifndef _WIN32
 static void *
 nogvl_readdir(void *ptr)
 {
@@ -756,6 +757,9 @@ readdir_without_gvl(struct dir_data *dir https://github.com/ruby/ruby/blob/trunk/dir.c#L757
 {
     return rb_thread_call_without_gvl(nogvl_readdir, dirp, RUBY_UBF_IO, 0);
 }
+#else
+#define readdir_without_gvl(dirp) READDIR((dirp)->dir, (dirp)->enc)
+#endif
 
 /*
  *  call-seq:

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