Class: Recipe

Inherits:
Rake::Task show all
Includes:
Rake::DSL
Defined in:
lib/rake-plus/recipe.rb

Constant Summary collapse

BUILD_SYSTEM = 
`uname -sm`.strip.gsub(' ', '-').downcase
@@defaults = 
{}

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Rake::Task

#file_missing?, #out_of_date?

Class Method Details

.var(name, &default) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 11

def var(name, &default)
  if block_given?
    @@defaults[name.to_s] = default

    class_eval <<-CODE
    def #{name}(val=nil)
      if !val.nil?
        @#{name} = val
      elsif @#{name}.nil?
        @#{name} = instance_eval(&@@defaults["#{name}"])
      end
      @#{name}
    end
    CODE
  else
    class_eval <<-CODE
    def #{name}(val=nil)
      @#{name} = val unless val.nil?
      @#{name}
    end
    CODE
  end
  self
end

Instance Method Details

#bdeps(val = nil) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 60

def bdeps(val=nil)
  unless val.nil?
    val = [val] unless val.kind_of? Array
    @bdeps = val.map{|x| x.kind_of?(Recipe) ? x : recipe(x)}
  end
  @bdeps || []
end

#define(&block) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 144

def define(&block)
  raise "Already defined" if @defined
  instance_eval(&block)
  raise "Missing @url or @git" unless url_or_git

  directory build_dir
  directory src_dir

  patches.each{|p| file(p) }


  file(build_dir / "src.done" => [url_or_git, build_dir, src_dir] + patches) do |t|
    sh "rm -rf #{src_dir}/*"
    url_or_git.unpack_to src_dir

    # Apply patches
    Dir.chdir(src_dir / unpack_dir) do
      patches.each do |p|
        sh "patch -b -f -N -p0 < #{RakePlus.top / p}"
      end
    end

    touch t.name
  end

  self.class.define_task(self.name.sub(/.*:/,'') => bdeps + [build_dir / "src.done"] + Dir[src_dir/'**/*'] )

  @defined = true
  self
end

#execute(args = nil) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 175

def execute(args=nil)
  raise "Not defined" unless @defined

  # Make build-dependencies available
  if bdeps.any?
    rm_rf dep_dir
    mkdir_p dep_dir
    bdeps.each{|dep| recipe(dep).install_to(dep_dir) }
  end

  with_env(
    :LDFLAGS => "-L#{dep_dir}/lib",
    :CFLAGS  => "-I#{dep_dir}/include",
    :PKG_CONFIG_PATH => "#{dep_dir}/lib/pkgconfig",
    :PATH    => "#{dep_dir}/bin:#{ENV['PATH']}"
  ) do
    Dir.chdir(src_dir / unpack_dir, &install)
  end

  # remove unused stuff
  rm_rf prefix / "man"
  rm_rf prefix / "share" / "man"
  sh "find #{prefix} -type d -empty -delete"

  # done
  touch build_dir / "install.done"
  super
end

#flags_to_features(*flags) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 129

def flags_to_features(*flags)
  flags.flatten.map do |x|
    case x
    when /^\+/
      x.gsub(/^\+/,'--enable-')
    when /^-/
      x.gsub(/^-/,'--disable-')
    when /^\/\//, /^\s*$/
      nil
    else
      raise ArgumentError, "unknown flag: #{x}"
    end
  end.compact.join(' ')
end

#git(val = nil) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 84

def git(val=nil)
  unless val.nil?
    @git = git_dep(val)
  end
  @git
end

#install(&block) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 68

def install(&block)
  @install ||= block
  @install ||= proc do
    mkdir_p(prefix)
    sh "./configure --prefix=#{prefix}#{static_install ? " --enable-static --disable-shared" : ''}"
    sh "make"
    sh "make install"
  end
  @install
end

#install_to(dir) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 105

def install_to(dir)
  sh "cp -r #{prefix}/* #{dir}"
end

#needed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rake-plus/recipe.rb', line 109

def needed?
  file_missing?(build_dir / "install.done") || out_of_date?(timestamp)
end

#opts_to_string(opts) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 121

def opts_to_string(opts)
  ary = []
  opts.each_pair do |k,v|
    ary << "--#{k}=#{v}"
  end
  ary.join(' ')
end

#patch(val) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 101

def patch(val)
  patches.push(val)
end

#patches ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 98

def patches
  @patches ||= []
end

#svn(val = nil) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 91

def svn(val=nil)
  unless val.nil?
    @svn = svn_dep(val)
  end
  @svn
end

#timestamp ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 113

def timestamp
  if File.exist?(build_dir / "install.done")
    File.mtime(build_dir / "install.done")
  else
    Rake::EARLY
  end
end

#url(val = nil) ⇒ Object 



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# File 'lib/rake-plus/recipe.rb', line 78

def url(val=nil)
  unless val.nil?
    @url = remote_package(val)
  end
  @url
end

#url_or_git ⇒ Object

Variables for the DSL



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# File 'lib/rake-plus/recipe.rb', line 38

def url_or_git
  @url || @git || @svn
end