Re: a bug in date concerning daylight saving time

[Lao DanTong]

On Fri, 28 Sep 2007, Bob Proulx wrote:

> Lao DanTong wrote:
> > I found what is likely to be a bug in date. It does not recognise as valid
> > the date when clock jumps one hour due to DST. here in Brazil we use this
> > rule:
> >
> > Rule    Brazil  2007    max     -       Oct     Sun>=8   0:00   1:00    S
> > Rule    Brazil  2008    max     -       Feb     Sun>=15  0:00   0       -
>
> Would you do me a favor and show the output of zdump for this year for
> your timezone?  Here is an example for my timezone of US/Mountain.

voila:

# zdump -v America/Sao_Paulo | fgrep 2007
America/Sao_Paulo  Sun Feb 25 01:59:59 2007 UTC = Sat Feb 24 23:59:59 2007 BRST 
isdst=1 gmtoff=-7200
America/Sao_Paulo  Sun Feb 25 02:00:00 2007 UTC = Sat Feb 24 23:00:00 2007 BRT 
isdst=0 gmtoff=-10800
America/Sao_Paulo  Sun Oct 14 02:59:59 2007 UTC = Sat Oct 13 23:59:59 2007 BRT 
isdst=0 gmtoff=-10800
America/Sao_Paulo  Sun Oct 14 03:00:00 2007 UTC = Sun Oct 14 01:00:00 2007 BRST 
isdst=1 gmtoff=-7200