Redmine

Hay i have try to get this code to work but of some reason i can´t get it to work and i don´t get why.
Its orginal posted in: http://www.redmine.org/boards/2/topics/449?r=4620#message-4620

/Slaktarn

pre-commit.bat

SET DIR=%1/hooks
SET REPOS="%1" 
SET TXN="%2" 

"C:\Program Files (x86)\Apache Software Foundation\Apache2.2\ruby\bin\ruby.exe" %DIR%\pre-commit.rb %REPOS% %TXN% %DIR%

pre-commit.rb

#!/usr/local/bin/ruby

repo_path = ARGV[0]
transaction = ARGV[1]
svnlook = 'C:\Program Files (x86)\Apache Software Foundation\Apache2.2\subversion\bin\svnlook.exe'

commit_log = `#{svnlook} log #{repo_path} -t #{transaction}`

if (commit_log == nil || commit_log.length < 2)
  STDERR.puts("Log message cannot be empty.")
  exit(1)
end