dcmtk: use new dsl

1 files changed, 5 insertions, 7 deletions

diff --git a/Library/Formula/dcmtk.rb b/Library/Formula/dcmtk.rb
index 3379d8f5d..ff7d2b803 100644
--- a/Library/Formula/dcmtk.rb
+++ b/Library/Formula/dcmtk.rb
@@ -5,13 +5,11 @@ class Dcmtk < Formula
   url 'ftp://dicom.offis.de/pub/dicom/offis/software/dcmtk/dcmtk360/dcmtk-3.6.0.tar.gz'
   sha1 '469e017cffc56f36e834aa19c8612111f964f757'
 
+  option 'with-docs', 'Install development libraries/headers and HTML docs'
+
   depends_on :libpng
   depends_on 'libtiff'
-  depends_on 'doxygen' if ARGV.include? '--with-docs'
-
-  def options
-    [['--with-docs', 'Install development libraries/headers and HTML docs']]
-  end
+  depends_on 'doxygen' if build.include? 'with-docs'
 
   fails_with :clang do
     build 421
@@ -21,11 +19,11 @@ class Dcmtk < Formula
     ENV.m64 if MacOS.prefer_64_bit?
 
     args = std_cmake_args
-    args << '-DDCMTK_WITH_DOXYGEN=YES' if ARGV.include? '--with-docs'
+    args << '-DDCMTK_WITH_DOXYGEN=YES' if build.include? 'with-docs'
 
     mkdir 'build' do
       system 'cmake', '..', *args
-      system 'make DOXYGEN' if ARGV.include? '--with-docs'
+      system 'make DOXYGEN' if build.include? 'with-docs'
       system 'make install'
     end
   end