Date: Wed, 27 Aug 2003 02:33:46 -0400 From: Joe Marcus Clarke <marcus@marcuscom.com> To: William Bloom <wbloom@eldocomp.com> Cc: FreeBSD User Questions List <freebsd-questions@freebsd.org> Subject: Re: Evolution Message Summary View Message-ID: <1061966026.85815.22.camel@shumai.marcuscom.com> In-Reply-To: <1061961341.64207.13.camel@dell652.ecinet.com> References: <1061961341.64207.13.camel@dell652.ecinet.com>
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--=-1wd6BVDCRIPFkENzr+0X Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Wed, 2003-08-27 at 01:15, William Bloom wrote: > I finally tracked the timezone offset shifting problem down to > icaltime.c I am working with version 1.4.4 sources. The problem is as > follows... >=20 > When the summary view is selected (sometimes other views as well, I > suspect) some steps are done that require temporarily setting the > timezone to UTC. So set_tz() is called to change the TZ environment > variable to "TZ=3DUTC" using setenv(), then unset_tz() is called to put > the TZ environment variable back the way it was afterward. Now, in > FreeBSD, the TZ environment variable usually doesn't exist because > tzset() typically just works from /etc/localtime. In this case, > unset_tz() is supposed to simply remove TZ from the environment. It > does this using putenv("TZ") (SVR4 convention?). However, this has no > effect in FreeBSD (the FreeBSD-ish technique for deleting an > environment variable is unsetenv("TZ")). So when the (usual) case > arises of there being no TZ environment variable when Evolution is > started in FreeBSD, then TZ=3DUTC ends up being inserted into the > environment whenever certain views are selected and is never deleted > afterward. >=20 > The solution (untested anywhere but on my FreeBSD desktop) seems to be > to change putenv("TZ") to unsetenv("TZ") in... >=20 > libical/src/libical/icaltime.c >=20 > According to man pages, this is valid for Linux as well as FreeBSD > although I notice that early Solaris systems lack unsetenv(). I don't > have a recent vintage Solaris system to check. >=20 > Or an easy workaround would be to simply add TZ to the environment > before running Evolution. Funny you should mention this. I already have patches, and I will be testing them soon. Look for an Evo update sometime in a few hours. Joe >=20 >=20 > Bill >=20 > On Sun, 2003-08-24 at 22:11, Joe Marcus Clarke wrote: > > On Sun, 2003-08-24 at 18:33, William Bloom wrote: > > > I've just installed the Evolution 1.4.4 port and I'm generally > > pleased, > > > with reservations. I've encountered the inbox permission problem > > > reported in other posts to freebsd-questions, but also I've noticed > > that > > > there seems to be a date/time formatting problem in the message > > summary > > > view that's not been mentioned in earlier posts. For that matter, > > I've > > > seen nothing referencing this problem in the issue list at > > > http://developer.ximian.org/projects/evolution. The symptom is that = a > > > message's date/time is shown as expected when the view is first > > > displayed after Evolution startup. But if -any- other view is > > displayed > > > (i.e. Summary), then on return to the message summary the date/times > > all > > > are evidently displayed with a UTC time offset (0) instead of the > > > correct one. Once this occurs, the date/time never returns to the > > > current offset until Evolution is stopped and restarted. Has anyone > > > else seen this as well, or know a workaround? > >=20 > > Ah, that's the catalyst. There have been numerous reports of this > > problem, but I was never able to reproduce it. Switching views is the > > catalyst. I suspect this is not a FreeBSD bug, but now that I have a > > definite catalyst, I will take this to the Ximian people, and see what > > they have to say. > >=20 > > Joe > >=20 > > >=20 > > > Bill --=20 PGP Key : http://www.marcuscom.com/pgp.asc --=-1wd6BVDCRIPFkENzr+0X Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.3 (FreeBSD) iD8DBQA/TFDKb2iPiv4Uz4cRAub3AJ9xUDmj2Pz0CzEYgcjgC40rgIbeqgCffYQ3 N2ReimH4zKQdnnGR5ycFlHY= =35Ac -----END PGP SIGNATURE----- --=-1wd6BVDCRIPFkENzr+0X--
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