[fpc-pascal] DateTimeToUnix bug ?
Koenraad Lelong
fpascal at brouwerij.homelinux.net
Wed Jul 15 11:06:39 CEST 2009
Hi,
I have a linux application where I use DatetimeToUnix. I think it
contains a bug.
Every minute I put a sample in an rrddb (rrdtool). When I dump the
rrddb, the time of the samples is 2 hours in the future. Those 2 hours
happen to be the time-zone difference, between UTC and CEST.
Anyone can verify this ?
This is what I used to test this :
program DateTest;
{$ifdef FPC}{$mode objfpc}{$h+}{$INTERFACES CORBA}{$endif}
{$ifdef mswindows}{$apptype console}{$endif}
uses
{$ifdef FPC}{$ifdef linux}cthreads,{$endif}{$endif}
sysutils, dateutils;
var
Nu : TDateTime;
begin
Nu:=Now;
writeln(nu:1:8,' ',DateTimeToStr(nu),' ',DatetimeToUnix(Nu));
end.
When I run "./DateTest && date +%s && date" I get :
40009.44713685 15-7-09 10:43:52 1247654632
1247647432
wo jul 15 10:43:52 CEST 2009
Between the fpc-version and the linux-version of the unix-time there is
7200 seconds difference, fpc running ahead.
Is it a bug, or am I missing someting ? This happens with FPC 2.4.
Regards,
Koenraad Lelong.
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