Added libiconv 1.13.1

libiconv with extra encodings & mac encodings.

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

Formula/libiconv.rb

@@ -0,0 +1,41 @@
+require 'formula'
+
+class Libiconv <Formula
+  url 'http://ftp.gnu.org/pub/gnu/libiconv/libiconv-1.13.1.tar.gz'
+  homepage 'http://www.gnu.org/software/libiconv/'
+  md5 '7ab33ebd26687c744a37264a330bbe9a'
+
+  keg_only :provided_by_osx
+
+  def patches
+    { :p1 => [
+      'http://svn.macports.org/repository/macports/trunk/dports/textproc/libiconv/files/patch-Makefile.devel',
+      'http://svn.macports.org/repository/macports/trunk/dports/textproc/libiconv/files/patch-utf8mac.diff',
+      DATA
+    ]}
+  end
+
+  def install
+    ENV.j1
+    system "./configure", "--disable-debug", "--disable-dependency-tracking",
+                          "--prefix=#{prefix}",
+                          "--enable-extra-encodings"
+    system "make -f Makefile.devel"
+    system "make install"
+  end
+end
+
+
+__END__
+diff --git a/lib/flags.h b/lib/flags.h
+index d7cda21..4cabcac 100644
+--- a/lib/flags.h
++++ b/lib/flags.h
+@@ -14,6 +14,7 @@
+ 
+ #define ei_ascii_oflags (0)
+ #define ei_utf8_oflags (HAVE_ACCENTS | HAVE_QUOTATION_MARKS | HAVE_HANGUL_JAMO)
++#define ei_utf8mac_oflags (HAVE_ACCENTS | HAVE_QUOTATION_MARKS | HAVE_HANGUL_JAMO)
+ #define ei_ucs2_oflags (HAVE_ACCENTS | HAVE_QUOTATION_MARKS | HAVE_HANGUL_JAMO)
+ #define ei_ucs2be_oflags (HAVE_ACCENTS | HAVE_QUOTATION_MARKS | HAVE_HANGUL_JAMO)
+ #define ei_ucs2le_oflags (HAVE_ACCENTS | HAVE_QUOTATION_MARKS | HAVE_HANGUL_JAMO)