New formula: libsgml

Signed-off-by: Adam Vandenberg <flangy@gmail.com>

Formula/libsgml.rb

@@ -0,0 +1,34 @@
+require 'formula'
+
+class Libsgml <Formula
+  url 'http://www.hick.org/code/skape/libsgml/libsgml-1.1.4.tar.gz'
+  homepage 'http://www.hick.org'
+  md5 'a3ba2f8c19faf1a53182d9c6fab22e58'
+
+  def patches
+    macports_patches %w[
+      patch-examples_variant.c.diff
+      patch-src_Variant.c.diff
+      patch-Makefile.in.diff
+      patch-configure.in.diff
+      patch-src_Makefile.in.diff
+    ]
+  end
+
+  def install
+    lib.mkpath
+    system "autoreconf -fvi"
+    system "./configure", "--prefix=#{prefix}", "--disable-debug", "--disable-dependency-tracking"
+    system "make"
+    system "make install"
+  end
+
+  def macports_patches(files)
+    { :p0 => files.collect { |file| macports_patch_url('textproc', file) } }
+  end
+
+  def macports_patch_url(group, file)
+    template = 'http://svn.macports.org/repository/macports/trunk/dports/%s/%s/files/%s'
+    template % [group, name, file]
+  end
+end