prodlogger
----------

Compilation:

  $ gcc -o prodlog log.m -framework Foundation -framework AppKit -framework IOKit -Wall

Installation:

  $ sudo mv prodlog prodlog_helper.sh /usr/local/bin/

Testing:

  $ prodlog
  1318078591 0 Terminal # format is epoch timestamp, seconds idle, active app name

Run automatically:

  $ crontab -e
  * * * * * /usr/local/bin/prodlog_helper.sh

Observe:

  $ ls ~/.prodlog/
  131800.log.gz   # past files are gzip compressed
  131801.log.gz   
  131802.log.gz
  131803.log.gz
  131804.log.gz
  131807.log      # current file is not compressed
  lock

  $ zless ~/.prodlog/131802.log.gz  | tail -n 4
  1318029688 0 Google Chrome
  1318029689 1 Google Chrome
  1318029690 2 loginwindow
  1318029691 3 loginwindow

Each file should hold up to 10k samples and represent about three hours.  In a year you
should use about 30MB.


licensing
---------

idler.h  
 - see copyright notice in the file

log.m, prodlog_helper.sh
 - I release these into the public domain