1To updated the timezone files:
2
31- get the vzic tool from https://github.com/libical/vzic
4
52- update the Makefile
6
7  PRODUCT_ID = -//Inverse inc.//NONSGML IANA 2016h//EN
8  TZID_PREFIX =
9
103- get the zone files, for example:
11
12  mkdir /tmp/zones
13  cd /tmp/zones
14  wget http://www.iana.org/time-zones/repository/releases/tzdata2016i.tar.gz
15  tar -zxvf tzdata2016i.tar.gz
16
174- compile and run the conversion tool
18
19  make -B
20  ./vzic --olson-dir /tmp/zones --output-dir ../SOGo/SOPE/NGCards/TimeZones/
21
225- cleanup
23
24  cd ../SOGo/SOPE/NGCards/TimeZones/
25  rm -f zones.h zones.tab
26