script can be used to cycle (rotate)
This is not necessary if only syslog is being used.
Some operating systems have their own standard mechanisms for log cycling,
and these can be used instead of
is run the file names get shuffled down by one.
If the main log file name is mainlog (the default) then when
is run mainlog becomes mainlog.01, the previous mainlog.01 becomes mainlog.02
and so on, up to a limit which is set in the script, and which defaults to 10.
Reject logs are handled similarly.
If no mainlog file exists, the script does nothing.
Files that drop off the end are deleted.
All files with numbers greater than 01 are compressed, using a compression
command which is configured by the COMPRESS_COMMAND setting in
It is usual to run exicyclog daily from a root crontab entry
of the form
1 0 * * * su exim -c /usr/exim/bin/exicyclog
assuming you have used the name exim for the Exim user.
You can run
as root if you wish, but there is no need.
This manual page needs a major re-work. If somebody knows better groff
than us and has more experience in writing manual pages, any patches
would be greatly appreciated.