Date: Tue, 14 Oct 2008 14:46:23 -0400 From: "Mark B." <mkbucc@gmail.com> To: "Jeremy Chadwick" <koitsu@freebsd.org> Cc: freebsd-questions@freebsd.org Subject: Re: mktime() output not the same as the date utility Message-ID: <59f4cb420810141146r53c7527i8becf67ece89ab95@mail.gmail.com> In-Reply-To: <20081014175040.GA55591@icarus.home.lan> References: <59f4cb420810140943r113f1494la477606c004833ca@mail.gmail.com> <20081014175040.GA55591@icarus.home.lan>
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On Tue, Oct 14, 2008 at 1:50 PM, Jeremy Chadwick <koitsu@freebsd.org> wrote: > On Tue, Oct 14, 2008 at 12:43:54PM -0400, Mark B. wrote: >> I can't figure out from the man pages why >> mktime() is giving a different result than date -f. >> Both strptime and mktime are supposed to use the >> local timezone, as does date. >> >> The output of date is correct; mktime() is an hour later. >> >> What am I missing here? > > I'm betting it's due to DST > Yes, set tm_isdst to -1 before calling mktime() and then my test program works as expected. Thanks, m
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