lib/voodoo/config.rb.in

   1 #! /usr/bin/env ruby
   2
   3 # Ruby program to generate config.rb
   4
   5 default_architecture = ENV['DEFAULT_ARCHITECTURE']
   6 default_format = ENV['DEFAULT_FORMAT']
   7 gas_command = ENV['GAS'] || 'as'
   8 nasm_command = ENV['NASM'] || ENV['YASM'] || 'nasm'
   9
  10 print <<EOT
  11 module Voodoo
  12   # Methods to get and set configuration parameters
  13   module Config
  14     # Class that holds configuration parameters
  15     class Configuration
  16       def initialize
  17         @default_architecture = #{default_architecture.to_sym.inspect}
  18         @default_format = #{default_format.to_sym.inspect}
  19         @gas_command = #{gas_command.inspect}
  20         @nasm_command = #{nasm_command.inspect}
  21       end
  22
  23       attr_accessor :default_architecture,
  24                     :default_format,
  25                     :gas_command,
  26                     :nasm_command
  27     end
  28
  29     DEFAULT_CONFIGURATION = Configuration.new
  30
  31     module_function
  32
  33 EOT
  34
  35 [:default_architecture,
  36  :default_format,
  37  :gas_command,
  38  :nasm_command
  39 ].each do |symbol|
  40     print <<EOT
  41     def #{symbol}
  42       DEFAULT_CONFIGURATION.#{symbol}
  43     end
  44
  45     def #{symbol}= value
  46       DEFAULT_CONFIGURATION.#{symbol} = value
  47     end
  48 EOT
  49 end
  50
  51 print <<EOT
  52   end
  53 end
  54 EOT