nobu	2016-02-01 15:25:21 +0900 (Mon, 01 Feb 2016)

  New Revision: 53703

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=53703

  Log:
    win32.c: move counting length
    
    * win32/win32.c (opendir_internal): defer counting the length just
      before the loop where it is used.

  Modified files:
    trunk/win32/win32.c
Index: win32/win32.c
===================================================================
--- win32/win32.c	(revision 53702)
+++ win32/win32.c	(revision 53703)
@@ -1931,7 +1931,6 @@ opendir_internal(WCHAR *wpath, const cha https://github.com/ruby/ruby/blob/trunk/win32/win32.c#L1931
     if (wstati64(wpath, &sbuf) < 0) {
 	return NULL;
     }
-    pathlen = lstrlenW(wpath);
     if (!(sbuf.st_mode & S_IFDIR) &&
 	(!ISALPHA(filename[0]) || filename[1] != ':' || filename[2] != '\0' ||
 	 ((1 << ((filename[0] & 0x5f) - 'A')) & GetLogicalDrives()) == 0)) {
@@ -1950,6 +1949,7 @@ opendir_internal(WCHAR *wpath, const cha https://github.com/ruby/ruby/blob/trunk/win32/win32.c#L1949
     if (p == NULL)
 	return NULL;
 
+    pathlen = lstrlenW(wpath);
     idx = 0;
 
     //

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