Class: InitCreator

Inherits:
Object
  • Object
show all
Defined in:
ext/gtk2/extconf.rb

Instance Method Summary collapse

Constructor Details

#initialize(output) ⇒ InitCreator

Returns a new instance of InitCreator.



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# File 'ext/gtk2/extconf.rb', line 100

def initialize(output)
  @output = output
  @targets = []
end

Instance Method Details

#<<(target) ⇒ Object 



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# File 'ext/gtk2/extconf.rb', line 105

def <<(target)
  @targets << target
end

#print(*args) ⇒ Object 



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# File 'ext/gtk2/extconf.rb', line 170

def print(*args)
  @output.print(*args)
end

#print_data(array, type, defs, extern = false) ⇒ Object 



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# File 'ext/gtk2/extconf.rb', line 145

def print_data(array, type, defs, extern = false)
  if array[type]
    dependencies = {
      "Init_gtk_gdk_gc()" => ["Init_gtk_gdk_draw()"],
    }
    extern_def = "extern void" if extern
    print "##{defs} #{type}\n" if defs
    sorted_array = array[type].dup
    dependencies.each do |key, values|
      key_index = sorted_array.index(key)
      values.each do |value|
        value_index = sorted_array.index(value)
        next if value_index.nil?
        sorted_array.delete(value)
        sorted_array[key_index - 1, 0] = value
        key_index = sorted_array.index(key)
      end
    end
    sorted_array.each do |val|
      print "#{extern_def}   #{val};\n"
    end
    print "#endif\n" if defs
  end
end

#run ⇒ Object 



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# File 'ext/gtk2/extconf.rb', line 109

def run
  inits = Hash.new

  except_targets = ["Init_gtk2()", "Init_gtk_gdk()", "Init_gtk_gtk()"]
  @targets.each do |target|
    target.each_line do |line|
      if /^(Init_.*\(\))(.*)/ =~ line
        init = $1
        unless except_targets.include?(init)
          flag = $2
          if flag.size > 0
            if flag =~ /\/\*\s*(\w*)\s*\*\//
              inits[$1] = Array.new unless inits[$1]
              inits[$1] << init
            end
          else
            inits[""] = Array.new unless inits[""]
            inits[""] << init
          end
        end
      end
    end
  end

  print_data(inits, "", nil, true)
  print_data(inits, "GTK_DISABLE_DEPRECATED", "ifndef", true)
  print_data(inits, "GTK_ENABLE_BROKEN", "ifdef", true)

  print "void Init_gtk_inits()\n"
  print "{\n"
  print_data(inits, "", nil)
  print_data(inits, "GTK_DISABLE_DEPRECATED", "ifndef")
  print_data(inits, "GTK_ENABLE_BROKEN", "ifdef")
  print "}\n"
end