04-22-2014
${i##*/} this is used to extract base file name from the entire name including path
If $i is /x/path/ADC.DAT
${i##*/} represents ADC DAT
And -nt in the if condition is checking for newer file
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UHUB(1) General Commands Manual UHUB(1)
NAME
uhub - a high performance ADC peer-to-peer hub
SYNOPSIS
uhub [options]
DESCRIPTION
uHub is a high performance peer-to-peer hub for the ADC network. Its low memory footprint allows it to handle several thousand users on
high-end servers, or a small private hub on embedded hardware.
OPTIONS
-v Verbose mode, add more -v's for higher verbosity.
-q Quiet mode, if quiet mode is enabled no output or logs are made.
-f Fork uhub to background in order to run it as a daemon.
-l logfile
Log messages to the given logfile (default: stderr)
-L Log messages to syslog.
-c config
Specify configuration file (default: /etc/uhub/uhub.conf)
-C Check configuration files and return. Will print either
-s Show all configuration parameters. In a format that is compatible with the configuration files.
-S Show all non-default configuration parameters.
-h Show the help message.
-u user
Drop privileges and run as the given user.
-g group
Drop privileges and run with the given group permissions.
-V Show the version number
EXAMPLES
To run uhub as a daemon, and log to a file:
uhub -f -l /var/log/uhub/uhub.log
AUTHOR
This program was written by Jan Vidar Krey <janvidar@extatic.org>
BUG REPORTS
If you find a bug in uhub please report it to http://bugs.extatic.org/
March 2009 UHUB(1)