From: "H.Yamamoto" <ocean@...2.ccsnet.ne.jp>
Date: 2006-03-02T12:46:55+09:00
Subject: Re: utime: still with bug?

Hello.

>Hello,
>
>with ruby 1.8.4 on Windows XP, there seems still to be an error of 1 
>hour when assigning mtime to a file by using utime.
>
>Condition: Assigning a daylight saving time while actual time is not 
>daylight saving time.
>
>The same seems to be OK on Windows 98SE.
>
>I tested it as described in:
><longLine>
>http://groups.google.com/group/comp.lang.ruby/browse_frm/thread/fe4a0
>342986ebd71
></longLine>
>
>
>Is there a fix or work-around?
>
>
>I'm using:
>ruby 1.8.4 (2005-12-24) [i386-mswin32] on both systems.
>
>
>Axel

Sorry, this is regression I introduced when fixed another bug of stat(2) on WinNT.

Index: win32.c
===================================================================
RCS file: /src/ruby/win32/win32.c,v
retrieving revision 1.186
diff -u -w -b -p -r1.186 win32.c
--- win32.c	24 Feb 2006 02:19:44 -0000	1.186
+++ win32.c	2 Mar 2006 03:39:48 -0000
@@ -3223,6 +3223,7 @@ filetime_to_unixtime(const FILETIME *ft)
     tm.tm_hour = st.wHour;
     tm.tm_min = st.wMinute;
     tm.tm_sec = st.wSecond;
+    tm.tm_isdst = -1;
     t = mktime(&tm);
     return t == -1 ? 0 : t;
 }

I'll commit this on CVS.