1 files changed, 29 insertions, 5 deletions
diff --git a/Library/Formula/dar.rb b/Library/Formula/dar.rb
index 15927e10a..1f42acae7 100644
--- a/Library/Formula/dar.rb
+++ b/Library/Formula/dar.rb
@@ -5,13 +5,37 @@ class Dar < Formula
   url 'https://downloads.sourceforge.net/project/dar/dar/2.4.13/dar-2.4.13.tar.gz'
   sha1 'b20471ada21cd0cbe4687e7bdd3c2e6f70f5c0d1'
 
-  depends_on 'gettext'
+  option 'with-docs', 'build programming documentation (in particular libdar API documentation) and html man page'
+  option 'with-libgcrypt', 'enable strong encryption support'
+  option 'with-lzo', 'enable lzo compression support'
+  option 'with-upx', 'make executables compressed at installation time'
+
+  depends_on 'coreutils' => :build if build.with? 'docs'
+  depends_on 'doxygen' => :build if build.with? 'docs'
+  depends_on 'gettext' => :optional
+  depends_on 'gnu-sed' => :build
+  depends_on 'libgcrypt' => :optional
+  depends_on 'lzo' => :optional
+  depends_on 'upx' => :build if build.with? 'upx'
 
   def install
-    system "./configure", "--disable-debug",
-                          "--disable-dependency-tracking",
-                          "--prefix=#{prefix}",
-                          "--disable-build-html"
+    ENV.prepend_path 'PATH', "#{Formula['gnu-sed'].opt_prefix}/libexec/gnubin"
+    ENV.prepend_path 'PATH', "#{Formula['coreutils'].libexec}/gnubin" if build.with? 'docs'
+    ENV.libstdcxx if ENV.compiler == :clang && MacOS.version >= :mavericks
+
+    args = %W[
+      --disable-debug
+      --disable-dependency-tracking
+      --disable-dar-static
+      --prefix=#{prefix}
+    ]
+
+    args << "--disable-build-html" if build.without? 'docs'
+    args << "--disable-libgcrypt-linking" if build.without? 'libgcrypt'
+    args << "--disable-liblzo2-linking" if build.without? 'lzo'
+    args << "--disable-upx" if build.without? 'upx'
+
+    system "./configure", *args
     system "make install"
   end
 end