Reiner Herrmann: > after Faux found a package with a variation not in time, but only > in the date  because it was built around midnight, I had an idea > about how to get a variation in the day, without having to change > the clock of the host. > > Varying the timezone between the first and second build to the > lowest and highest possible offset gives a difference of about > one day: > > $ TZ=/usr/share/zoneinfo/Etc/GMT+12 date > Tue Feb 24 09:05:40 GMT+12 2015 > $ TZ=/usr/share/zoneinfo/Etc/GMT-14 date > Wed Feb 25 11:05:49 GMT-14 2015 > > It is even possible to cover a day and 2 hours. :) > (Perhaps it's even possible to create custom timezones, that > would allow even larger variations like a year or so...?) > > What do you think about this approach? > Would there be any disadvantages, and does anyone know > of tools that ignore the TZ setting?
That would be the difference between gmtime(3) and localtime(3). So this will not catch tools using time in UTC format. But timezone is a worthwhile variation in itself! :) -- Lunar .''`. lu...@debian.org : :Ⓐ : # apt-get install anarchism `. `'` `-
Description: Digital signature
_______________________________________________ Reproducible-builds mailing list Reproduciblefirstname.lastname@example.org http://lists.alioth.debian.org/cgi-bin/mailman/listinfo/reproducible-builds