On Fri, 4 Nov 2016 08:35:19 -0500, John McKown wrote: >On Fri, Nov 4, 2016 at 7:57 AM, Charles Mills wrote: >> >> @John, is that true? This is a "mainframe" behavior, not a UNIX behavior? > >Well, I'll be dipped in <something unpleasant>. I just tested this on Linux >and it works the same way as on z/OS (incorrectly, IMO). But if, on Linux, >you use the "Olson" format for TZ (z/OS doesn't support this), you get the >correct answer. > Linux, Solaris, OS X, ... implement the "Olson" format (I believe that's ICANN TZDATA) as a compatible extension to POSIX.
And Olson gives correct results for USA prior to 2006; POSIX doesn't. I once went to SR on the absurd behavior that if TZ is unset it results in UTC rather than a configurable local time. Rejected; otherwise would be incompatible with AIX. -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
