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require 'java'
class Ant
def self.load_from_ant
IO.popen("ant -diagnostics") do |diag|
classpath_jars = []
listing_path = nil
jar_path = nil
diag.readlines.each do |line|
if line =~ /^ant\.home: (.*)$/ && !defined?(ANT_HOME)
const_set(:ANT_HOME, $1)
elsif line =~ /Tasks availability/
break
elsif line =~ /^ (.*) jar listing$/
listing_path = $1
elsif line =~ /^(.*\.home): (.*)$/
home_var, path = $1, $2
jar_path = listing_path.sub(home_var.upcase.sub('.','_'), path)
elsif line =~ /^ant\.core\.lib: (.*)$/
classpath_jars << $1
elsif line =~ /^(.*\.jar) \(\d+ bytes\)/
classpath_jars << File.join(jar_path, $1)
end
end
classpath_jars.uniq.each {|j| $CLASSPATH << j }
end
end
def self.load
if ENV['ANT_HOME'] && File.exist?(ENV['ANT_HOME'])
const_set(:ANT_HOME, ENV['ANT_HOME'])
Dir["#{ANT_HOME}/lib/*.jar"].each {|j| $CLASSPATH << j }
else
load_from_ant
end
end
load
end
require 'ant/ant'
require 'ant/rake' if defined?(::Rake)
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